1 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3 * function.h (struct function): Add function_start_locus.
4 * cfgexpand.c (gimple_expand_cfg): Use it.
5 * c-parser.c (c_parser_declaration_or_fndef): Set it.
7 2008-09-09 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/37433
10 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
13 2008-09-09 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/37387
16 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
17 and bits to a common type.
19 2008-09-09 Nick Clifton <nickc@redhat.com>
21 * config/v850/v850.md (return): Restore frame size restriction.
23 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
25 * c-common.c (c_expand_decl): Remove.
26 * c-common.h (anon_aggr_type_p): Remove prototype.
27 (DECL_ANON_UNION_ELEMS): Remove.
28 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
29 * c-decl.c (anon_aggr_type_p): Remove.
30 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
31 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
32 * langhooks.h (struct lang_hooks): Remove expand_decl.
33 * langhooks.c (lhd_expand_decl): Remove.
34 * stmt.c (expand_anon_union_decl): Remove.
35 * tree.h (expand_anon_union_decl): Remove prototype.
37 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
40 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
42 * config/avr/avr.md (QISI) : Define mode iterator.
43 (negated_tst<mode>) : Redefine as split using mode macro.
44 (reversed_tstqi): Define insn as reversed compare with zero.
45 (reversed_tsthi): Ditto.
46 (reversed_tstsi): Ditto.
48 2008-09-08 Jakub Jelinek <jakub@redhat.com>
51 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
52 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
55 * predict.c (optimize_function_for_size_p): Don't segfault if
57 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
58 tree_swap_operands_p): Don't test cfun != NULL before calling
59 optimize_function_for_s*_p.
61 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
63 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
66 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
68 * crx/crx.h (IRA_COVER_CLASSES): Define.
70 2008-09-08 Jakub Jelinek <jakub@redhat.com>
73 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
74 even when a stmt has been gimple_modified_p, but after fold_stmt is
75 not any longer. Remove unneeded may_have_exposed_new_symbols
78 2008-09-08 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/37421
81 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
84 2008-09-08 Jakub Jelinek <jakub@redhat.com>
87 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
89 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
92 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
93 * pa-hpux10.h (LINK_SPEC): Likewise.
94 * pa-hpux11.h (LINK_SPEC): Likewise.
96 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
98 * pa32-regs.h (IRA_COVER_CLASSES): Define.
99 * pa64-regs.h (IRA_COVER_CLASSES): Define.
101 2008-09-07 Helge Deller <deller@gmx.de>
103 * pa/linux-atomic.c: New file.
104 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
105 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
107 2008-09-07 Richard Guenther <rguenther@suse.de>
108 Ira Rosen <irar@il.ibm.com>
110 PR tree-optimization/36630
111 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
112 Call STRIP_NOPS before calling evolution_part_in_loop_num.
114 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
115 Ira Rosen <irar@il.ibm.com>
117 PR tree-optimization/35642
118 * config/rs6000/altivec.md (mulv8hi3): Implement.
120 2008-09-06 Jeff Law <law@redhat.com>
122 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
124 2008-09-06 Jan Hubicka <jh@suse.cz>
126 PR tree-optimization/14703
127 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
128 * passes.c (init_optimization_passes): Recompute inline parameters.
130 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
132 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
135 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
136 Peter Fuerst <post@pfrst.de>
138 * doc/invoke.texi: Document -mr10k-cache-barrier=.
139 * doc/extend.texi: Document __builtin_mips_cache.
140 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
141 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
142 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
143 __GCC_HAVE_BUILTIN_MIPS_CACHE.
144 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
145 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
146 (set_push_mips_isas): New variable.
147 (mips_r10k_cache_barrier): New variable.
148 (cache): New availability predicate.
149 (mips_builtins): Add an entry for __builtin_mips_cache.
150 (mips_build_cvpointer_type): New function.
151 (MIPS_ATYPE_CVPOINTER): New macro.
152 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
154 (r10k_simplified_address_p, r10k_simplify_address)
155 (r10k_uncached_address_p, r10k_safe_address_p)
156 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
157 (r10k_needs_protection_p_call, r10k_needs_protection_p)
158 (r10k_insert_cache_barriers): New functions.
159 (mips_reorg_process_insns): Delete cache barriers after a
160 branch-likely instruction.
161 (mips_reorg): Call r10k_insert_cache_barriers.
162 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
163 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
164 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
165 (mips_cache, r10k_cache_barrier): New define_insns.
167 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
169 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
170 * ira-color.c (setup_allocno_left_conflicts_num): Use
171 hard_reg_set_equal_p instead of a comparison with
172 ira_zero_hard_reg_set.
173 * ira.c (setup_reg_subclasses): Likewise.
174 (setup_cover_and_important_classes): Likewise.
175 (setup_class_translate): Likewise.
176 (setup_reg_class_intersect_union): Likewise.
177 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
178 (ira_init_once): Don't initialize them.
180 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
182 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
184 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
186 * ira-color.c (ira_fast_allocation): Permit global allocno
189 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
191 Improved branch hints, safe hints, and scheduling.
193 * haifa-sched.c (sched_emit_insn) : Define.
194 * sched-int.h (sched_emit_insn) : Add prototype.
195 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
196 -mhint-max-distance -msafe-hints) : Document.
197 * config/spu/spu.c (spu_flag_var_tracking): New.
198 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
199 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
200 TARGET_ASM_FILE_START): Define.
201 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
202 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
203 (spu_emit_branch_hint): Add blocks argument.
204 (insert_branch_hints, insert_nops): Remove.
205 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
206 uses_ls_unit, spu_sched_init_global, spu_sched_init,
207 spu_sched_reorder, asm_file_start): New functions.
208 (clock_var, spu_sched_length, pipe0_clock,
209 pipe1_clock, prev_clock_var, prev_priority,
210 spu_ls_first, prev_ls_clock): New static variables.
211 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
212 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
213 (nopn_nv): Add a non-volatile version of nop.
214 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
215 -mhint-max-distance, -msafe-hints): New options.
217 2008-09-05 Janis Johnson <janis187@us.ibm.com>
218 Samuel Tardieu <sam@rfc1149.net>
220 * opts.c (decode_options): Combine nested if statements.
223 * opts.c (decode_options): Handle more relationships among
224 unit-at-a-time, toplevel-reorder, and section-anchors.
226 2008-09-05 David Daney <ddaney@avtrex.com>
228 * doc/install.texi (--enable-reduced-reflection): Document new option.
230 2008-09-05 Bob Wilson <bob.wilson@acm.org>
232 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
234 (constantpool_operand): New.
235 (move_operand): Disallow sub-word modes for the constant pool.
236 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
237 (xtensa_secondary_reload_class): Replace with....
238 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
239 Set icode for sub-word reloads from the constant pool.
240 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
241 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
242 * config/xtensa/xtensa.md (reload<mode>_literal): New.
243 * config/xtensa/xtensa-protos.h: Update prototypes.
245 2008-09-05 Joseph Myers <joseph@codesourcery.com>
247 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
248 (REG_CLASS_NAMES): Update.
249 (REG_CLASS_CONTENTS): Update.
250 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
251 of ALL_REGS for regs 77 and 78.
252 * function.c (instantiate_virtual_regs_in_insn): Assert that
253 return value of simplify_gen_subreg is not NULL.
255 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
257 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
258 (gen_rtvec_v): Fix coding standards.
260 2008-09-04 Jan Hubicka <jh@suse.cz>
262 * i386.c (decide_alg): Be more conservative about optimizing for size.
264 2008-09-04 Ian Lance Taylor <iant@google.com>
266 * varasm.c (narrowing_initializer_constant_valid_p): New
268 (initializer_constant_valid_p): Call it.
270 2008-09-04 Jeff Law <law@redhat.com>
272 * fold-const.c (native_encode_real): Fix computation of WORDS.
273 (native_interpret_real): Likewise.
275 2008-09-04 Janis Johnson <janis187@us.ibm.com>
277 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
279 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
281 * ira-conflicts.c (process_regs_for_copy): Check insn to check
282 that the cost is already taken into account in ira-costs.c
284 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
286 * ira-build.c (print_copy, print_copies, ira_debug_copy,
287 ira_debug_copies): New.
288 (ira_bulid): Call print_copies.
290 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
292 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
295 * config/rs6000/rs6000.c (optimization_options): Remove check of
298 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
300 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
301 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
302 second operand is a reg_imm10_operand.
303 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
304 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
305 (*seq_<GPR:mode><GPR2:mode>): Rename to
306 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
308 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
309 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
311 (*sne_<GPR:mode><GPR2:mode>): Rename to
312 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
315 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
317 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
318 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
319 combining an arithmetic right shift by more than 31 and a
320 trunction. Don't match for out-of-range shift amounts. Set
321 attribute mode to <MODE>.
322 (*lshr32_trunc<mode>): Name the pattern combining a logical right
323 shift by 32 and and a truncation. Set attribute mode to <MODE>.
324 (*<optab>_trunc<mode>_exts): New pattern for truncated right
325 shifts by less than 32.
326 (extv): Change predicate on first operand to accept registers.
327 Change predicate of the other operands from immediate_operand to
328 const_int_operand. Expand exts when source is a register.
329 (extzv): Change predicate of the constant operands from
330 immediate_operand to const_int_operand.
331 (extzv<mode>): Change predicate of the constant operands from
332 immediate_operand to const_int_operand and no constraint. Also
334 (*extzv_trunc<mode>_exts): New pattern.
336 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
338 * config/mips/mips.h (ISA_HAS_CINS): New macro.
339 * config/mips/mips-protos.h (mask_low_and_shift_p,
340 mask_low_and_shift_len): Declare.
341 * config/mips/mips.c (mask_low_and_shift_p,
342 mask_low_and_shift_len): New functions.
343 (mips_print_operand): Handle new operand prefix "m".
344 * config/mips/mips.md (*cins<mode>): New pattern.
346 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
348 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
351 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
353 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
354 regardless of epilogue_completed.
356 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
359 * ira-lives.c (process_bb_node_lives): Check setjmp.
361 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
364 * ira-build.c (form_loop_tree): Reverse BB walk.
365 (create_bb_allocnos): Likewise.
366 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
367 (mark_reg_store): Rename to...
368 (mark_ref_live): ...this and take a df_ref argument instead of
369 note_stores arguments. Assert that we have a register.
370 (mark_reg_clobber): Delete.
371 (def_conflicts_with_inputs_p): New function.
372 (mark_reg_conflicts): Delete.
373 (mark_reg_death): Rename to...
374 (mark_ref_dead): ...this and take a df_ref argument instead of
375 a register. Assert that we have a register.
376 (process_bb_node_lives): Hoist frequency calculation out of
377 instruction walk. Convert from a forwards scan to a backwards scan.
378 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
379 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
380 (create_allocno_live_ranges): Don't create regs_set.
382 2008-09-04 Ian Lance Taylor <iant@google.com>
384 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
386 * calls.c (emit_library_call_value_1): Use MEM_P rather than
387 comparing MODE with MEM.
388 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
389 comparing with GF_PREDICT_TAKEN.
390 (gimple_get_lhs): Change code to enum gimple_code.
391 (gimple_set_lhs): Likewise.
392 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
393 * omp-low.c (find_omp_clause): Change kind parameter to enum
395 * tree-flow.h (find_omp_clause): Update declaration.
396 * regrename.c (clear_dead_regs): Change kind parameter to enum
398 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
400 * see.c (see_get_extension_data): Change return type to enum
401 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
402 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
403 (see_gen_normalized_extension): Change extension_code parameter to
405 (see_seek_pre_extension_expr): Change extension_code to enum
407 (see_merge_one_def_extension): Likewise.
408 (see_handle_relevant_defs): Likewise.
409 (see_handle_relevant_uses): Likewise.
410 (see_analyze_one_def): Likewise.
411 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
412 GIMPLE_ASM rather than ASM_EXPR.
413 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
414 GIMPLE_RETURN rather than RETURN_EXPR.
415 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
416 (evaluate_stmt): Likewise.
417 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
418 to enum vect_relevant.
419 (vect_mark_stmts_to_be_vectorized): Change assertion to not
420 compare gimple codes with tree codes.
422 2008-09-04 Paul Brook <paul@codesourcery.com>
424 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
426 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
428 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
429 pointer check lost in the recent no-unit-at-a-time patch.
431 2008-09-04 Jan Hubicka <jh@suse.cz>
434 * tree-switch-conversion.c (check_final_bb): Accept only IP
437 2008-09-04 Jan Hubicka <jh@suse.cz>
439 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
441 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
442 using_ranges argument.
443 (vrp_evaluate_conditional): Avoid bogus warning for type range.
444 (vrp_visit_cond_stmt): Update call of
445 vrp_evaluate_conditional_warnv_with_ops
447 2008-09-04 Jan Hubicka <jh@suse.cz>
449 PR tree-optimization/37345
450 PR tree-optimization/37358
451 PR tree-optimization/37357
452 * tree.c (build_function_type_skip_args): Build distinct type copy;
454 (build_function_decl_skip_args): Set type of new decl not orig decl;
455 clear DECL_VINDEX for methods turned into functions.
457 2008-09-04 Nick Clifton <nickc@redhat.com>
459 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
461 * configure: Regenerate.
462 * config.in: Regenerate.
463 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
464 alignment field, if it is supported.
466 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
468 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
471 2008-09-03 David Edelsohn <edelsohn@gnu.org>
473 * config/rs6000/rs6000.c (processor_target_table): Do not
474 enable VMX for POWER6.
476 2008-09-03 Anton Blanchard <anton@samba.org>
478 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
479 emit memory barrier before operation.
481 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
484 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
485 default_elf_asm_output_external.
487 2008-09-03 Jeff Law <law@redhat.com>
489 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
491 2008-09-03 Richard Henderson <rth@redhat.com>
493 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
494 memory barrier to below the test-and-set.
495 (alpha_split_lock_test_and_set_12): Likewise.
497 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
501 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
504 * ira-color.c (print_loop_title): Use all_allocnos.
505 (color_pass): Ditto. Don't add border_allocnos. Check that
506 subloop allocno in the correspdoning bitmap all_allocnos.
508 * ira-emit.c (change_loop): Use all_allocnos.
510 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
512 (ira_create_allocno): Set up all_allocnos bit for the created
514 (create_cap_allocno): Remove setting mentioned_allocnos.
515 (create_insn_allocnos): Ditto.
516 (remove_unnecessary_allocnos): Use all_allocnos.
517 (check_allocno_creation): Check that allocnos are in the
518 corresponding bitmap all_allocnos.
520 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
524 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
525 (process_regs_for_copy): Process subregs. Refine check when cost
526 is taken into account in ira-costs.c.
527 (process_reg_shuffles): Use REG_SUBREG_P.
528 (add_insn_allocno_copies): Ditto. Ignore modes.
530 * ira-color.c (conflict_allocno_vec): New.
531 (COST_HOP_DIVISOR): New macro.
532 (update_copy_costs_1): Use it.
533 (update_conflict_hard_regno_costs): New function.
534 (assign_hard_reg): Use it.
535 (ira_color): Allocate and free conflict_allocno_vec.
537 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
541 * ira-int.h (ira_sort_insn_chain): Remove.
543 * ira.c (basic_block_order_nums, chain_insn_order,
544 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
545 (ira): Don't call ira_sort_insn_chain.
547 * reload1.c (reload): Don't call ira_sort_insn_chain.
549 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
552 * cgraphunit.c (update_call_expr): Remove eh regions from statements
553 which become non throw.
554 (cgraph_function_versioning): Also clear DECL_WEAK. Call
555 update_call_expr after updating the flags on the decl.
557 2008-09-03 Jan Hubicka <jh@suse.cz>
559 PR tree-optimization/37315
560 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
561 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
562 (cgraph_analyze_functions): Use node->analyzed
563 (cgraph_mark_functions_to_output): Likewise.
564 (cgraph_expand_function): All functions can be released after
566 (cgraph_optimize): Use gimple_has_body_p.
567 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
568 (cgraph_decide_inlining_incrementally): Likewise.
569 (inline_transform): Inline transform.
570 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
572 (inlinable_function_p): Drop gimple_body check.
573 (expand_call_inline): Use gimple_has_body_p.
574 * gimple.c (gimple_has_body_p): New.
575 * gimple.h (gimple_has_body_p): Add prototype.
576 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
577 (dump_function_to_file): Use gimple_has_body_p check.
579 2008-09-03 Jakub Jelinek <jakub@redhat.com>
582 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
584 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
586 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
588 From Michael Frysinger <michael.frysinger@analog.com>
589 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
590 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
593 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
596 * doc/extend.texi: Document picoChip builtin functions.
597 * doc/invoke.texi: Document picoChip options.
598 * doc/contrib.texi: Add picoChip contribution.
599 * doc/md.texi: Document picoChip constraints.
600 * config.gcc: Add picochip-*-*.
601 * config/picochip/: Add new port.
603 2008-09-03 Richard Guenther <rguenther@suse.de>
605 PR tree-optimization/37328
606 * tree-sra.c (sra_build_assignment): Gimplify properly.
607 (generate_copy_inout): Take the correct stmt as definition,
610 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
612 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
615 From Michael Frysinger <michael.frysinger@analog.com>
616 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
618 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
620 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
622 (__gthread_setspecific): Revert 2008-08-31 change to
623 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
626 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
628 * diagnostic.c (error_at): New.
629 * toplev.h (error_at): New prototype.
630 * c-typeck.c (build_array_ref): Call error_at instead of error.
631 Pass location to pedwarn.
633 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
635 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
637 2008-09-02 Jakub Jelinek <jakub@redhat.com>
639 * dwarf2out.c (tree_add_const_value_attribute): Only handle
640 VAR_DECL and CONST_DECL.
642 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
643 Jakub Jelinek <jakub@redhat.com>
645 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
646 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
647 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
648 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
649 Don't set ix86_save_varrargs_registers.
650 (ix86_setup_incoming_varargs): Assume cum != NULL.
651 (ix86_va_start): Check ix86_varargs_gpr_size and
652 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
653 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
654 from frame pointer if ix86_varargs_gpr_size == 0.
655 (ix86_compute_frame_layout): Updated.
656 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
657 (ix86_varargs_gpr_size): Define.
658 (ix86_varargs_fpr_size): Likewise.
659 (machine_function): Remove save_varrargs_registers.
660 Add varargs_gpr_size and varargs_fpr_size.
662 2008-09-02 Jakub Jelinek <jakub@redhat.com>
664 * config/alpha/alpha.c (va_list_skip_additions,
665 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
666 (alpha_gimplify_va_arg): Call unshare_expr on second use of
669 PR tree-optimization/36766
670 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
671 for already removed basic blocks.
674 * real.c (real_maxval): Clear a lower bit to make real_maxval
675 match get_max_float for IBM long double format.
677 2008-09-02 Andreas Schwab <schwab@suse.de>
679 * configure.ac: Use m4_quote to quote the expansion of m4_do.
680 * configure: Regenerate.
682 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
684 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
685 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
686 checking for a non-VOID CONSTANT_P.
688 2008-09-02 Jan Hubicka <jh@suse.cz>
690 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
691 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
693 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
695 * expr.c (emit_group_store): Don't assert stack temp mode size.
697 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
698 Tobias Grosser <grosser@fim.uni-passau.de>
699 Jan Sjodin <jan.sjodin@amd.com>
700 Harsha Jagasia <harsha.jagasia@amd.com>
701 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
702 Konrad Trifunovic <konrad.trifunovic@inria.fr>
703 Adrien Eliche <aeliche@isty.uvsq.fr>
705 Merge from graphite branch.
708 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
709 * doc/invoke.texi (-floop-block, -floop-interchange,
710 -floop-strip-mine): Document new flags.
711 * tree-into-ssa.c (gimple_vec): Moved...
712 * tree-loop-distribution.c (rdg_component): Moved...
713 * cfgloopmanip.c: Include tree-flow.h.
714 (update_dominators_in_loop): New.
715 (create_empty_if_region_on_edge): New.
716 (create_empty_loop_on_edge): New.
717 (loopify): Use update_dominators_in_loop.
718 * tree-pass.h (pass_graphite_transforms): Declared.
719 * configure: Regenerate.
720 * tree-phinodes.c (make_phi_node): Export.
721 (add_phi_node_to_bb): New, split from create_phi_node.
722 * tree-chrec.c (for_each_scev_op): New.
723 * tree-chrec.h (for_each_scev_op): Declared.
724 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
725 (remove_statement): Call get_phi_with_result.
726 * config.in (HAVE_cloog): Undef.
727 * gdbinit.in (pgg): New.
728 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
729 * tree-ssa-loop.c (graphite_transforms): New.
730 (gate_graphite_transforms): New.
731 (pass_graphite_transforms): New.
732 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
733 HAVE_cloog): Defined.
734 * tree-vectorizer.c (rename_variables_in_bb): Export.
735 * tree-data-ref.c (dr_may_alias_p): Export.
736 (stmt_simple_memref_p): New.
737 (find_data_references_in_stmt): Export.
738 (find_data_references_in_loop): Export.
739 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
740 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
741 (create_rdg_vertices): Export.
742 (build_empty_rdg): New.
743 (build_rdg): Call build_empty_rdg. Free dependence_relations.
744 * tree-data-ref.h (rdg_component): ... here.
746 (struct data_reference): Add a field scop.
748 (find_data_references_in_loop): Declared.
749 (find_data_references_in_stmt): Declared.
750 (create_rdg_vertices): Declared.
751 (dr_may_alias_p): Declared.
752 (stmt_simple_memref_p): Declared.
753 (struct rdg_edge): Add a field ddr_p relation.
754 (build_empty_rdg): Declared.
755 * lambda.h (lambda_matrix): Declare a VEC of.
756 (find_induction_var_from_exit_cond): Declared.
757 (lambda_vector_compare): New.
758 * common.opt (fgraphite, floop-strip-mine,
759 floop-interchange, floop-block): New flags.
760 * lambda-code.c (find_induction_var_from_exit_cond): Export.
761 * cfgloop.c (is_loop_exit): New.
762 * cfgloop.h (is_loop_exit): Declared.
763 (create_empty_if_region_on_edge): Declared.
764 (create_empty_loop_on_edge): Declared.
765 * tree-flow.h (add_phi_node_to_bb): Declared.
766 (make_phi_node): Declared.
767 (rename_variables_in_bb): Declared.
768 (perfect_loop_nest_depth): Declared.
769 (graphite_transform_loops): Declared.
770 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
771 (graphite.o-warn): Add -Wno-error.
772 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
773 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
774 (INCLUDES): Add PPLINC, CLOOGINC.
775 (OBJS-common): Add graphite.o.
776 (graphite.o): Add rule.
777 * gimple.h (gimple_vec): ... here.
778 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
779 * passes.c (init_optimization_passes): Schedule
780 pass_graphite_transforms.
782 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
785 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
786 and -fno-toplevel-reorder after handle_options.
788 2008-09-02 Paul Brook <paul@codesourcery.com>
790 * config/arm/arm.c (arm_tune_cortex_a9): Define.
791 (arm_override_options): Set arm_tune_cortex_a9.
792 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
793 (arm_issue_rate): Handle cortexa9.
794 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
795 * config/arm/arm-cores.def: Add cortex-a9.
796 * config/arm/arm-tune.md: Regenerate.
797 * config/arm/arm.md: Include cortex-a9.md.
798 (generic_sched, generic_vfp): Add cortexa9.
799 * config/arm/cortex-a9.md: New file.
801 2008-09-02 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/37327
804 * tree-vrp.c (register_new_assert_for): Make sure to not have
805 TREE_OVERFLOW set on the bound.
807 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
809 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
811 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
812 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
815 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
817 * gcc/config/spu/spu.md (divdf3): Removed.
819 2008-09-02 Jakub Jelinek <jakub@redhat.com>
821 PR tree-optimization/37095
822 * cgraph.c (cgraph_node): When creating new cgraph node after
823 assembler_name_hash has been populated, record it in the hash
826 2008-09-01 Paul Brook <paul@codesourcery.com>
828 * doc/invoke.texi: Document -mword-relocations.
829 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
830 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
831 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
832 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
833 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
834 (arm_emit_movpair): New function.
835 (arm_print_operand <c>): Handle sybolic addresses.
836 * config/arm/arm.h (TARGET_USE_MOVT): Define.
837 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
838 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
839 * config/arm/arm.opt: Add -mword-relocations.
840 * config/arm/arm.md (movsi): Use arm_emit_movpair.
841 (arm_movt, arm_movw): New.
843 2008-09-01 Paul Brook <paul@codesourcery.com>
845 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
846 Allow Interworking on ARMv4 EABI based targets.
847 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
848 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
850 2008-09-01 Paul Brook <paul@codesourcery.com>
852 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
853 optimized LT0 test. Remove optimization for GT.
855 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
857 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
859 * pa-hpux11.h (LIB_SPEC): Likewise.
861 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
864 2008-09-01 Jan Hubicka <jh@suse.cz>
866 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
867 present, use only counts; when guessed use only frequencies.
868 (estimate_bb_frequencies): Use function_frequency.
869 * profile.c (compute_branch_probabilities): Exit early when
870 profile reading failed. Set profile_status.
871 (branch_prob): Do not set profile_status.
873 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
875 * tree.c (protected_set_expr_location): New.
876 * tree.h (protected_set_expr_location): New prototype.
877 * c-tree.h (build_array_ref): Add argument.
878 (parser_build_unary_op): Same.
879 * c-typeck.c (build_indirect_ref): Handle new location argument.
880 (build_array_ref): Same.
881 (parser_build_unary_op): Same.
882 * gimplify.c (gimplify_asm_expr): Set input_location before calling
884 * c-omp.c (c_finish_omp_atomic): Pass location when calling
886 * c-common.c (finish_label_address_expr): Handle new location
888 * c-common.h (build_indirect_ref): Add argument.
889 (finish_label_address_expr): Same.
890 * c-parser.c (c_parser_unary_expression): Pass location to build
892 (c_parser_postfix_expression): Same.
894 2008-09-01 Paul Brook <paul@codesourcery.com>
896 * config/arm/arm.md: Include cortex-r4f.md.
897 (attr fpu): Update type list.
898 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
899 fconstd, fcmps and fcmpd.
900 (attr tune_cortexr4): Define.
901 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
902 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
903 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
904 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
905 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
907 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
908 cortex_a8_vfp_farith: Ditto.
909 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
910 * config/arm/cortex-r4.md: Use tune_cortexr4.
911 * config/arm/cortex-r4f.md: New file.
913 2008-09-01 Richard Guenther <rguenther@suse.de>
915 PR tree-optimization/37305
916 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
917 the result of constant conversions.
918 (fold_gimple_assign): Likewise.
920 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
922 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
923 #ifdef ENABLE_CHECKING.
925 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
927 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
928 * sched-int.h (print_insn, print_pattern, print_value): Declare also
929 when !INSN_SCHEDULING.
931 2008-09-01 Andreas Schwab <schwab@suse.de>
933 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
935 2008-09-01 Paul Brook <paul@codesourcery.com>
937 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
939 2008-09-01 Jan Hubicka <jh@suse.cz>
941 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
943 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
944 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
945 * gimplify.c (gimplify_init_constructor): Add speed operand.
946 * tree-sra.c (decide_block_copy): Likewise.
947 * tree-inline.c (estimate_move_cost): Likewise.
948 * config/alpha/alpha.h (MOVE_RATIO): Update.
949 * config/frv/frv.c (MOVE_RATIO): Update.
950 * config/spu/spu.h (MOVE_RATIO): Update.
951 * config/sparc/sparc.h (MOVE_RATIO): Update.
952 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
953 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
954 * config/cris/cris.h (MOVE_RATIO): Update.
955 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
956 * config/arm/arm.h (MOVE_RATIO): Update.
957 * config/pa/pa.md: Update uses of MOVE_RATIO
958 * config/pa/pa.h (MOVE_RATIO): Update.
959 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
960 * config/h8300/h8300.h (MOVE_RATIO): Update.
961 * config/v850/v850.h (MOVE_RATIO): Update.
962 * config/bfin/bfin.h (MOVE_RATIO): Update.
964 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
965 Dmitry Melnik <dm@ispras.ru>
966 Dmitry Zhurikhin <zhur@ispras.ru>
967 Alexander Monakov <amonakov@ispras.ru>
968 Maxim Kuvyrkov <maxim@codesourcery.com>
970 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
971 sel-sched-dump.c, sel-sched-ir.c: New files.
972 * Makefile.in (OBJS-common): Add selective scheduling object
974 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
975 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
976 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
977 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
978 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
979 (make_forwarder_block): Update loop latch if we have redirected
981 * cfgloop.c (get_loop_body_in_custom_order): New function.
982 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
983 (CP_FALLTHRU_PREHEADERS): Likewise.
984 (get_loop_body_in_custom_order): Declare.
985 * cfgloopmanip.c (has_preds_from_loop): New.
986 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
987 Assert that the preheader edge will be fall thru when it is set.
988 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
989 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
990 fsel-sched-substitution, fselective-scheduling): New flags.
991 * cse.c (hash_rtx_cb): New.
993 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
994 sel_sched_insn_cnt): New counters.
995 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
996 * genattr.c (main): Output maximal_insn_latency prototype.
997 * genautomata.c (output_default_latencies): New. Factor its code from ...
998 (output_internal_insn_latency_func): ... here.
999 (output_internal_maximal_insn_latency_func): New.
1000 (output_maximal_insn_latency_func): New.
1001 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1002 (struct hard_reg_set_iterator): New.
1003 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1004 hard_reg_set_iter_next): New functions.
1005 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1006 * lists.c (remove_free_INSN_LIST_node,
1007 remove_free_EXPR_LIST_node): New functions.
1008 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1009 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1010 (loop_optimizer_finalize): Do not verify flow info after reload.
1011 * recog.c (validate_replace_rtx_1): New parameter simplify.
1012 Default it to true. Update all uses. Factor out simplifying
1014 (simplify_while_replacing): ... this new function.
1015 (validate_replace_rtx_part,
1016 validate_replace_rtx_part_nosimplify): New.
1017 * recog.h (validate_replace_rtx_part,
1018 validate_replace_rtx_part_nosimplify): Declare.
1019 * rtl.c (rtx_equal_p_cb): New.
1020 (rtx_equal_p): Use it.
1021 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1022 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1023 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1024 * vecprim.h: Add a vector type for unsigned int.
1025 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1026 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1027 ready_try, cycle_issued_insns, spec_info): Make global.
1028 (readyp): Initialize.
1029 (dfa_lookahead): New global variable.
1030 (old_max_uid, old_last_basic_block): Remove.
1031 (h_i_d): Make it a vector.
1032 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1034 (after_recovery, adding_bb_to_current_region_p):
1035 New variables to handle correct insertion of the recovery code.
1036 (struct ready_list): Move declaration to sched-int.h.
1037 (rgn_n_insns): Removed.
1038 (rtx_vec_t): Move to sched-int.h.
1039 (find_insn_reg_weight): Remove.
1040 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1041 (haifa_init_h_i_d, haifa_finish_h_i_d):
1042 New functions to initialize / finalize haifa instruction data.
1043 (extend_h_i_d, init_h_i_d): Rewrite.
1044 (unlink_other_notes): Move logic to add_to_note_list. Handle
1045 selective scheduler.
1046 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1047 find_fallthru_edge): Make global, remove static prototypes.
1048 (max_issue): Make global. Add privileged_n and state parameters. Use
1050 (extend_global, extend_all): Removed.
1051 (init_before_recovery): Add new param. Fix the handling of the case
1052 when we insert a recovery code before the EXIT which has a predecessor
1053 with a fallthrough edge to it.
1054 (create_recovery_block): Make global. Rename to
1055 sched_create_recovery_block. Update.
1056 (change_pattern): Rename to sched_change_pattern. Make global.
1057 (speculate_insn): Rename to sched_speculate_insn. Make global.
1058 Split haifa-specific functionality into ...
1059 (haifa_change_pattern): New static function.
1060 (sched_extend_bb): New static function.
1061 (sched_init_bbs): New function.
1062 (current_sched_info): Change type to struct haifa_sched_info.
1063 (insn_cost): Adjust for selective scheduling.
1064 (dep_cost_1): New function. Move logic from ...
1065 (dep_cost): ... here.
1066 (dep_cost): Use dep_cost_1.
1067 (contributes_to_priority_p): Use sched_deps_info instead of
1069 (priority): Adjust to work with selective scheduling. Process the
1070 corner case when all dependencies don't contribute to priority.
1071 (rank_for_schedule): Use ds_weak instead of dep_weak.
1072 (advance_state): New function. Move logic from ...
1073 (advance_one_cycle): ... here.
1074 (add_to_note_list, concat_note_lists): New functions.
1075 (rm_other_notes): Make static. Adjust for selective scheduling.
1076 (remove_notes, restore_other_notes): New functions.
1077 (move_insn): Add two arguments. Update assert. Don't call
1079 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1080 Remove more_issue, max_points. Move the code to initialize
1081 max_lookahead_tries to max_issue.
1082 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1083 ready. Adjust use of move_insn. Call restore_other_notes.
1085 (sched_init, sched_finish): Move Haifa-specific initialization/
1087 (haifa_sched_init, haifa_sched_finish): ... respectively.
1089 (setup_sched_dump): New function.
1090 (haifa_init_only_bb): New static function.
1091 (haifa_speculate_insn): New static function.
1092 (try_ready): Use haifa_* instead of speculate_insn and
1094 (extend_ready, extend_all): Remove.
1095 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1096 (create_check_block_twin, add_to_speculative_block): Use
1097 haifa_insns_init instead of extend_global. Update to use new
1098 initialization functions. Change parameter. Factor out code from
1099 create_check_block_twin to ...
1100 (sched_create_recovery_edges) ... this new function.
1101 (add_block): Remove.
1102 (sched_scan_info): New.
1103 (extend_bb): Use sched_scan_info.
1104 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1105 static functions for walking through scheduling region.
1106 (sched_luids): New vector variable to replace uid_to_luid.
1107 (luids_extend_insn): New function.
1108 (sched_max_luid): New variable.
1109 (luids_init_insn): New function.
1110 (sched_init_luids, sched_finish_luids): New functions.
1111 (insn_luid): New debug function.
1112 (sched_extend_target): New function.
1113 (haifa_init_insn): New static function.
1114 (sched_init_only_bb): New hook.
1115 (sched_split_block): New hook.
1116 (sched_split_block_1): New function.
1117 (sched_create_empty_bb): New hook.
1118 (sched_create_empty_bb_1): New function.
1119 (common_sched_info, ready): New global variables.
1120 (current_sched_info_var): Remove.
1121 (move_block_after_check): Use common_sched_info.
1122 (haifa_luid_for_non_insn): New static function.
1123 (init_before_recovery): Use haifa_init_only_bb instead of
1125 (increase_insn_priority): New.
1126 * modulo-sched.c: (issue_rate): Remove static declaration.
1127 (sms_sched_info): Change type to haifa_sched_info.
1128 (sms_sched_deps_info, sms_common_sched_info): New variables.
1129 (setup_sched_infos): New.
1130 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1131 Do not call regstat_free_calls_crossed.
1132 (sms_print_insn): Use const_rtx.
1133 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1134 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1135 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1136 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1137 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1138 current_sched_info to use it.
1139 (enum reg_pending_barrier_mode): Move to sched-int.h.
1140 (h_d_i_d): New variable. Initialize to NULL.
1141 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1143 (estimate_dep_weak): Remove static declaration.
1144 (sched_has_condition_p): New function. Adjust users of
1145 sched_get_condition to use it instead.
1146 (conditions_mutex_p): Add arguments indicating which conditions are
1148 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1149 argument to indicate whether returned condition is reversed. Do not
1150 generate new rtx when condition should be reversed; indicate it by
1151 setting new argument instead.
1152 (add_dependence_list_and_free): Add deps parameter.
1153 Update all users. Do not free dependence list when
1154 deps context is readonly.
1155 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1157 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1158 (remove_from_deps): New. Use the above functions.
1159 (cur_insn, can_start_lhs_rhs_p): New static variables.
1160 (add_or_update_back_dep_1): Initialize present_dep_type.
1161 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1162 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1163 haifa_note_dep): New functions implementing dependence hooks for
1164 the Haifa scheduler.
1165 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1166 note_dep): New functions.
1167 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1169 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1170 (free_deps): Initialize deps->reg_last.
1171 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1172 sched_analyze_insn): Update to use dependency hooks infrastructure
1173 and readonly contexts.
1174 (deps_analyze_insn): New function. Move part of logic from ...
1175 (sched_analyze): ... here. Also move some logic to ...
1176 (deps_start_bb): ... here. New function.
1177 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1179 (sched_deps_init): New function. Move code from ...
1180 (init_dependency_caches): ... here. Remove.
1181 (init_deps_data_vector): New.
1182 (sched_deps_finish): New function. Move code from ...
1183 (free_dependency_caches): ... here. Remove.
1184 (init_deps_global, finish_deps_global): Adjust for use with
1185 selective scheduling.
1186 (get_dep_weak): Move logic to ...
1187 (get_dep_weak_1): New function.
1188 (ds_merge): Move logic to ...
1189 (ds_merge_1): New static function.
1190 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1191 (ds_get_max_dep_weak): New function.
1192 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1193 (n_insns): Rename to rgn_n_insns.
1194 (debug_ebb_dependencies): New function.
1195 (init_ready_list): Use it.
1196 (begin_schedule_ready): Use sched_init_only_bb.
1197 (ebb_print_insn): Indicate when an insn starts a new cycle.
1198 (contributes_to_priority, compute_jump_reg_dependencies,
1199 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1200 (add_block1): Remove to ebb_add_block.
1201 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1202 (schedule_ebb): Initialize them. Use remove_notes instead of
1203 rm_other_notes. Use haifa_local_init/finish.
1204 (schedule_ebbs): Use haifa_sched_init/finish.
1205 * sched-int.h: Include vecprim.h, remove rtl.h.
1206 (struct ready_list): Delete declaration.
1207 (sched_verbose_param, enum sched_pass_id_t,
1208 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1209 (struct sched_scan_info_def): New structure.
1210 (sched_scan_info, sched_scan, sched_init_bbs,
1211 sched_init_luids, sched_finish_luids, sched_extend_target,
1212 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1213 (struct common_sched_info_def): New.
1214 (common_sched_info, haifa_common_sched_info,
1215 sched_emulate_haifa_p): Declare.
1217 (sched_luids): Declare.
1218 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1219 (sched_max_luid, insn_luid): Declare.
1220 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1221 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1222 print_insn, print_pattern, print_value, haifa_classify_insn,
1223 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1224 setup_sched_dump, sched_init, sched_finish,
1225 sel_insn_is_speculation_check): Export.
1226 (struct ready_list): Move from haifa-sched.c.
1227 (ready_try, ready, max_issue): Export.
1228 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1229 sched_init_only_bb, sched_split_block, sched_split_block_1,
1230 sched_create_empty_bb, sched_create_empty_bb_1,
1231 sched_create_recovery_block, sched_create_recovery_edges): Export.
1232 (enum reg_pending_barrier_mode): Export.
1233 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1235 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1236 print_insn field. Move add_block and fix_recovery_cfg to
1237 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1238 (struct sched_deps_info_def): ... this new structure.
1239 (sched_deps_info): Declare.
1240 (struct spec_info_def): Remove weakness_cutoff, add
1241 data_weakness_cutoff and control_weakness_cutoff.
1242 (spec_info): Declare.
1243 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1245 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1246 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1247 (current_sched_info): Change type to struct haifa_sched_info.
1248 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1249 (h_d_i_d): New variable.
1250 (HDID): New accessor macro.
1251 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1252 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1254 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1255 (enum SCHED_FLAGS): Update for selective scheduler.
1256 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1257 (init_dependency_caches, free_dependency_caches): Delete declarations.
1258 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1259 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1260 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1261 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1262 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1264 (rm_other_notes): Delete declaration.
1265 (schedule_block): Remove one argument.
1266 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1267 ready_element, ready_lastpos, sched_extend_ready_list,
1268 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1269 concat_note_lists): Export.
1270 (struct region): Move from sched-rgn.h.
1271 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1272 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1273 BLOCK_TO_BB, CONTAINING_RGN): Export.
1274 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1275 (current_nr_blocks, current_blocks, target_bb): Likewise.
1276 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1277 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1278 sched_rgn_local_init, extend_regions,
1279 rgn_make_new_region_out_of_new_block, compute_priorities,
1280 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1281 extend_rgns, deps_join rgn_setup_common_sched_info,
1282 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1283 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1284 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1285 increase_insn_priority): Likewise.
1286 * sched-rgn.c: Include sel-sched.h.
1287 (ref_counts): New static variable. Use it ...
1288 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1289 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1290 (sched_is_disabled_for_current_region_p): Delete static declaration.
1291 (struct region): Move to sched-int.h.
1292 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1293 ebb_head): Define and initialize.
1294 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1295 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1296 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1298 (find_single_block_region): Add new argument to indicate that EBB
1299 regions should be constructed.
1300 (debug_live): Delete declaration.
1301 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1302 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1304 (init_regions): Delete declaration.
1305 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1306 rgn_estimate_number_of_insns): New.
1307 (too_large): Use estimate_number_of_insns.
1308 (haifa_find_rgns): New. Move the code from ...
1309 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1310 (free_trg_info): New.
1311 (compute_trg_info): Allocate candidate tables here instead of ...
1312 (init_ready_list): ... here.
1313 (rgn_print_insn): Use const_rtx.
1314 (contributes_to_priority, extend_regions): Delete static declaration.
1315 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1316 (add_block1): Rename to rgn_add_block.
1317 (debug_rgn_dependencies): Delete static qualifier.
1318 (new_ready): Use sched_deps_info. Simplify.
1319 (rgn_common_sched_info, rgn_const_sched_deps_info,
1320 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1321 (region_sched_info): Rename to rgn_const_sched_info.
1322 (deps_join): New, extracted from ...
1323 (propagate_deps): ... here.
1324 (compute_block_dependences, debug_dependencies): Update for selective
1326 (free_rgn_deps, compute_priorities): New functions.
1327 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1328 sched_rgn_compute_dependencies): New functions.
1329 (schedule_region): Use them.
1330 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1331 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1333 (schedule_insns): Call new functions that were split out.
1334 (rgn_make_new_region_out_of_new_block): New.
1335 (get_rgn_sched_max_insns_priority): New.
1336 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1337 scheduling when appropriate.
1338 * sched-vis.c: Include insn-attr.h.
1339 (print_value, print_pattern): Make global.
1340 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1341 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1342 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1343 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1344 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1345 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1346 hooks. Initialize them to 0.
1347 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1348 * target.h (struct gcc_target): Add them. Rename gen_check field to
1350 * flags.h (sel_sched_switch_set): Declare.
1351 * opts.c (sel_sched_switch_set): New variable.
1352 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1353 pipelining is disabled from command line.
1354 (common_handle_option): Record whether selective scheduling is
1355 requested from command line.
1356 * doc/invoke.texi: Document new flags and parameters.
1357 * doc/tm.texi: Document new target hooks.
1358 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1359 (dfa_state_size): Do not declare locally.
1360 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1361 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1362 rs6000_alloc_sched_context, rs6000_set_sched_context,
1363 rs6000_free_sched_context): New functions.
1364 (struct _rs6000_sched_context): New.
1365 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1367 (rs6000_sched_finish): Do not run for selective scheduling.
1369 2008-08-31 Jan Hubicka <jh@suse.cz>
1371 * frv.c (frv_rtx_costs): Update forward declaration.
1372 * spu.c (spu_rtx_costs): Likewise.
1373 * pdp11.c: Include df.h
1374 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1375 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1376 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1377 * iq2000.c (iq2000_address_cost): Add speed argument.
1378 (iq2000_rtx_costs): Likewise.
1379 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1380 update call of mn10300_address_cost.
1381 * mcore.c: Include df.h
1382 (mcore_rtx_costs): Update prototype.
1383 * score3.c: Include df.h
1384 (score3_rtx_costs): Remove speed argument.
1385 * score7.c: Include df.h
1386 (score7_address_cost): Remove speed argument.
1387 * score-protos.h (score_address_cost): Update prototype.
1388 * score.c: Include df.h
1389 (score_rtx_costs): Update call of costs functions.
1390 * v850.c (v850_rtx_costs): Add bool argument.
1392 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1394 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1396 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1398 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1399 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1401 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1403 * mkmap-flat.awk: Add option pe_dll.
1404 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1405 * config/i386/t-cygwin (SHLIB_LC): Add.
1406 * config/i386/t-mingw32 (SHLIB_LC): Add.
1407 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1408 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1409 (LINK_SPEC): Support libgcc_s.
1410 (LIBGCC_SPEC): Support libgcc_s.
1411 (LIBGCC_SONAME): New.
1413 2008-08-31 Jan Hubicka <jh@suse.cz>
1415 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1416 mistakely had old version of patch.
1418 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1419 (ipcp_estimate_growth): New.
1420 (ipcp_insert_stage): Use ipcp_estimate_growth.
1421 * profile.c (branch_prob): When reading failed, do not consider
1424 2008-08-31 Jan Hubicka <jh@suse.cz>
1426 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1427 loop is optimized for speed.
1429 2008-08-31 Richard Guenther <rguenther@suse.de>
1432 * fold-const.c (fold_binary): Retain conversions in folding
1435 2008-08-31 Jan Hubicka <jh@suse.cz>
1437 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1438 * predict.c (maybe_hot_frequency_p): Make inline.
1439 (maybe_hot_count_p): Break out from ...
1440 (maybe_hot_bb_p): ... this one.
1441 (maybe_hot_edge_p): Simplify.
1442 * basic-block.h (probably_cold_bb_p): Remove.
1444 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1447 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1449 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1450 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1451 Also split V4SFmode.
1452 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1455 2008-08-31 Jan Hubicka <jh@suse.cz>
1457 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1459 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1461 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1464 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1467 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1468 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1470 2008-08-31 Jan Hubicka <jh@suse.cz>
1472 * sparc.h (BRANCH_COST): Fix macro definition.
1473 * avr.c (avr_operand_rtx_cost): Add speed argument.
1474 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1476 2008-08-31 Richard Guenther <rguenther@suse.de>
1478 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1479 types instead of operands. Re-instantiate verifying of
1480 binary expression operands.
1482 2008-08-30 Jan Hubicka <jh@suse.cz>
1484 * fwprop.c (should_replace_address): Add speed attribute.
1485 (PR_OPTIMIZE_FOR_SPEED): New flag.
1486 (propagate_rtx_1): Use it.
1487 (propagate_rtx): Set it.
1488 (try_fwprop_subst): Update call of rtx_costs.
1489 (forward_propagate_and_simplify): LIkewise.
1490 * hooks.c (hook_int_rtx_bool_0): New
1491 (hook_bool_rtx_int_int_intp_false): Replace by ...
1492 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1493 * hooks.h (hook_int_rtx_bool_0): New
1494 (hook_bool_rtx_int_int_intp_false): Replace by ...
1495 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1496 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1497 (prepare_cmp_insn): UPdate call of rtx_cost.
1498 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1499 (reload_cse_simplify_operands): Update call of rtx_cost.
1500 (reload_cse_move2add): call of rtx_cost.
1501 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1502 * rtlanal.c (rtx_cost): Add speed argument.
1503 (address_cost): Add speed argument
1504 (default_address_cost): Likewise.
1505 (insn_rtx_cost): Likewise.
1506 * cfgloopanal.c (seq_cost): Add speed argument.
1507 (target_reg_cost, target_spill_cost): Turn to array.
1508 (init_set_costs): Update for speed.
1509 (estimate_reg_pressure_cost): Add speed argument.
1510 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1511 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1512 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1513 (seq_cost): Add speed argument.
1514 (computation_cost): Add speed arugment.
1515 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1516 (force_expr_to_var_cost): Update for profile info.
1517 (force_var_cost): Likewise.
1518 (split_address_cost): Likewise.
1519 (ptr_difference_cost): Likewise.
1520 (difference_cost): Likewise.
1521 (get_computation_cost_at): Likewise.
1522 (determine_iv_cost): Likewise.
1523 (ivopts_global_cost_for_size): Likewise.
1524 (rewrite_use_address): Likewise.
1525 (tree_ssa_iv_optimize_loop): Initialize speed field.
1526 * cse.c (optimize_this_for_speed_p): New static var.
1527 (notreg_cost): Update call of rtx_cost.
1528 (cse_extended_basic_block): set optimize_this_for_speed_p.
1529 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1530 (noce_try_cmove_arith): Likewise.
1531 (noce_try_sign_mask): LIkewise.
1532 * expr.c (compress_float_constant): Update rtx_cost calls.
1533 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1534 (addr_to_parts): Likewise.
1535 (create_mem_ref): Likewise.
1536 * dse.c (find_shift_sequence): Add speed argument.
1537 (replace_read): Update call.
1538 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1539 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1540 * neg_cost, shift_cost, shiftadd_cost,
1541 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1542 mul_highpart_cost): Increase dimension.
1543 (init_expmed): Initialize for both size and speed.
1544 (expand_shift): Use profile.
1545 (synth_mult): Use profile.
1546 (choose_mult_variant): Use profile.
1547 (expand_mult): Use profile.
1548 (expand_mult_highpart_optab): Use profile.
1549 (expand_mult_highpart): Use profile.
1550 (expand_smod_pow2): Use profile.
1551 (expand_divmod): Use profile.
1552 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1553 * loop-invariant.c (create_new_invariant): Use profile.
1554 (gain_for_invariant): Add speed parameter.
1555 (best_gain_for_invariant): Likewise.
1556 (find_invariants_to_move): Likewise.
1557 (move_single_loop_invariants): Set it.
1558 * target-def.h (TARGET_RTX_COSTS): Use hook.
1559 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1560 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1561 * output.h (default_address_cost): Update prototype.
1562 * combine.c (optimize_this_for_speed_p): New static var.
1563 (combine_validate_cost): Update call of rtx_cost.
1564 (combine_instructions): Set optimize_this_for_speed_p.
1565 (expand_compound_operation): Update call of rtx_cost.
1566 (make_extraction):Update call of rtx_cost.
1567 (force_to_mode):Update call of rtx_cost.
1568 (distribute_and_simplify_rtx):Update call of rtx_cost.
1569 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1570 (estimate_reg_pressure_cost): Update prototype.
1571 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1572 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1574 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1575 (alpha_rtx_costs): Update.
1576 * config/frv/frv.c (frv_rtx_costs): Update.
1577 * config/s390/s390.c (s390_rtx_costs): Update.
1578 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1579 (m32c_rtx_costs): Update.
1580 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1581 (spu_rtx_costs): Update.
1582 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1583 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1584 * config/i386/i386.c (:ix86_address_cost): Update.
1585 (ix86_rtx_costs): Update.
1586 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1587 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1588 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1589 * config/crx/crx.c (crx_address_cost): Update.
1590 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1591 * config/stormy16/stormy16.c
1592 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1593 * config/m68hc11/m68hc11.c
1594 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1595 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1596 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1597 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1598 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1599 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1600 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1601 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1602 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1603 (mcore_rtx_costs): update.
1604 * config/score/score3.c (score3_rtx_costs): Update.
1605 * config/score/score7.c (score7_rtx_costs): Update.
1606 * config/score/score3.h (score3_rtx_costs):Update.
1607 * config/score/score7.h (score7_rtx_costs): Update.
1608 * config/score/score.c (score_rtx_costs): Update.
1609 * config/arm/arm.c (arm_address_cost): Update.
1610 (arm_rtx_costs_1): Update.
1611 (arm_rtx_costs_1): Update.
1612 (arm_size_rtx_costs): Update.
1613 (arm_size_rtx_costs): Update.
1614 (arm_size_rtx_costs): Update.
1615 (arm_xscale_rtx_costs): Update.
1616 (arm_thumb_address_cost): Update.
1617 * config/pa/pa.c (hppa_address_cost): Update.
1618 * config/mips/mips.c (mips_rtx_costs): Update.
1619 * config/vax/vax.c (vax_address_cost): Update.
1620 * config/h8300/h8300.c (h8300_shift_costs): Update.
1621 (h8300_rtx_costs): Update.
1622 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1623 (v850_rtx_costs): Update.
1624 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1625 * config/bfin/bfin.c
1626 (bfin_address_cost): Update.
1627 (bfin_rtx_costs): Update.
1628 * stmt.c (lshift_cheap_p): Update.
1630 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1633 * expmed.c (extract_bit_field_1): Check the mode size to make
1634 sure the vector modes have the same size.
1636 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1638 * dojump.c (top level): Include basic-block.h to declare
1639 optimize_insn_for_speed_p
1641 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1643 * opts.h (CL_SAVE): New option class for marking options that are
1644 target specific options usable in the target attribute.
1645 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1647 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1648 can easily find the target specific options that are safe to use
1649 in the attribute or pragma.
1651 * attribs.c (decl_attributes): Change #pragma GCC option to
1652 #pragma GCC target, and attribute((option(...))) to
1653 attribute((target(...))).
1655 * doc/extend.texi (target attribute): Change from option
1656 attribute. Delete push/pop/reset.
1657 (#pragma GCC target): Change from #pragma GCC option. Delete
1659 (#pragma GCC push_options): Document new pragma.
1660 (#pragma GCC pop_options): Document new pragma.
1661 (#pragma GCC reset_options): Document new pragma.
1663 * targhooks.c (default_target_option_valid_attribute_p): Add
1664 warning about port not supporting target attributes.
1665 (default_target_option_pragma_parse): New function, warn about
1666 #pragma GCC target not being supported.
1668 * targhooks.h (default_target_option_pragma_parse): Add
1671 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1672 TI_CURRENT_OPTION_PRAGMA.
1673 (current_target_pragma): Rename from current_option_pragma.
1675 * target.h: (struct target_option): Delete booleans for changing
1676 the optimization level on hot/cold functions. Change signature of
1677 pragma_parse hook to take a second tree.
1679 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1681 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1682 that the declaration is done at global scope.
1684 * langhooks.c (add_builtin_function_common): Move most of the code
1685 from add_builtin_function here, calling the hook passed in.
1686 (add_builtin_function): Call add_builtin_function_common with
1687 standard builtin hook.
1688 (add_builtin_function_ext_scope): New function to add builtins to
1691 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1693 (add_builtin_function_ext_scope): Add declaration.
1695 * c-pragma.c (handle_pragma_target): Rename from
1696 handle_pragma_option, #pragma GCC option is now #pragma GCC
1697 target. Move warning about port not supporting target options to
1698 default pragma parse hook. Remove push/pop/reset from this
1700 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1701 (option_stack): Delete static variable.
1702 (optimize_stack): Ditto.
1703 (optons_stack): New stack of saved target and optimization
1705 (handle_pragma_push_options): New function to handle pushing both
1706 target and optimization options.
1707 (handle_pragma_pop_options): New function to handle popping both
1708 target and optimization options.
1709 (handle_pragma_reset_options): New function to handle resetting
1710 both target and optimization options to their initial state.
1711 (init_pragma): Rename handle_pragma_option to
1712 handle_pragma_target. Add support for push_options, pop_options,
1713 and reset_options pragmas.
1715 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1716 default_target_option_pragma_parse.
1717 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1718 default_target_option_valid_attribute_p.
1719 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1720 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1721 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1722 optimization level on hot/cold functions.
1724 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1725 if the caller and callee have different optimization levels.
1727 * c-common.c (handle_target_attribute): Rename from
1728 handle_option_attribute, attribute((option(...))) is now
1729 attribute((target(...))). Move warning if the port does not
1730 support target attributes to the default hook.
1731 (handle_hot_attribute): Delete code to change the optimization
1732 level of hot functions.
1733 (handle_cold_attribute): Ditto.
1735 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1736 argument that is the binary tree options to use if there are no
1737 arguments. Call ix86_valid_target_attribute_tree instead of
1738 ix86_valid_option_attribute_tree.
1739 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1740 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1741 ix86_pragma_option_parse.
1743 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1744 Rename from ix86_valid_option_attribute_tree.
1746 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1747 new builtins when the ISA changes.
1748 (ix86_valid_target_attribute_tree): Rename from
1749 ix86_valid_option_attribute_tree. Change callers. If the
1750 function specified optimization options, use those as the starting
1751 point before setting up the target attributes. If the
1752 optimization options were changed in the course of setting the
1753 target attributes, record the new optimization options.
1754 (ix86_valid_target_attribute_tree_inner_p): Rename from
1755 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1756 ix86_add_new_builtins if the ISA changed.
1757 (ix86_valid_target_attribute_p): Rename from
1758 ix86_valid_option_attribute_p. Change callers.
1759 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1760 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1761 as delayed builtin functions.
1762 (struct builtin_isa): New structure to record builtin functions
1763 that should be delayed until the ISA for that function is used.
1764 (ix86_builtins_isa): Change from int to struct to track builtin
1765 functions we want to declare at some point.
1766 (def_builtin): If the front end can delay defining the builtin
1767 functions, don't create builtins for ISAs not part of the default
1769 (def_builtin_const): Ditto.
1770 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1771 __builtin_ia32_pcmov_v2di to be different builtin functions.
1772 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1773 a structure instead of an int.
1774 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1775 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1776 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1777 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1779 * config/ia64/ia64.h
1780 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1781 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1783 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1784 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1785 (LANG_HOOKS_INITIALIZER): Add
1786 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1788 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1791 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1792 the reload address with the index register for SFmode
1793 access with a displacement.
1795 2008-08-30 Jan Hubicka <jh@suse.cz>
1797 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1798 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1799 * dojump.c (do_jump): Likewise.
1800 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1801 (note-if_info): Add BRANCH_COST.
1802 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1803 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1804 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1806 * expr.h (BRANCH_COST): Update default.
1807 * predict.c (predictable_edge_p): New function.
1808 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1809 Update BRANCH_COST call.
1810 * basic-block.h (predictable_edge_p): Declare.
1811 * config/alpha/alpha.h (BRANCH_COST): Update.
1812 * config/frv/frv.h (BRANCH_COST): Update.
1813 * config/s390/s390.h (BRANCH_COST): Update.
1814 * config/spu/spu.h (BRANCH_COST): Update.
1815 * config/sparc/sparc.h (BRANCH_COST): Update.
1816 * config/m32r/m32r.h (BRANCH_COST): Update.
1817 * config/i386/i386.h (BRANCH_COST): Update.
1818 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1819 * config/sh/sh.h (BRANCH_COST): Update.
1820 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1821 * config/avr/avr.h (BRANCH_COST): Update.
1822 * config/crx/crx.h (BRANCH_COST): Update.
1823 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1824 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1825 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1826 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1827 * config/ia64/ia64.h (BRANCH_COST): Update.
1828 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1829 * config/arc/arc.h (BRANCH_COST): Update.
1830 * config/score/score.h (BRANCH_COST): Update.
1831 * config/arm/arm.h (BRANCH_COST): Update.
1832 * config/pa/pa.h (BRANCH_COST): Update.
1833 * config/mips/mips.h (BRANCH_COST): Update.
1834 * config/vax/vax.h (BRANCH_COST): Update.
1835 * config/h8300/h8300.h (BRANCH_COST): Update.
1836 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1837 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1838 * doc/tm.texi (BRANCH_COST): Update.
1840 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1843 * config/arm/arm.c (arm_optimization_options): Set
1844 flag_section_anchors to 2 instead of 1 to distinguish it from
1845 -fsection-anchors given explicitely on the command line.
1847 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1849 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1850 final insn of a split.
1852 2008-08-30 Jan Hubicka <jh@suse.cz>
1854 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1855 optimized for speed.
1856 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1857 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1858 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1859 flag_gcse_after_reload_set): New static vars.
1860 (common_handle_option): Enable those flags for profile-use.
1861 (decode_options): Remove optimize_size flags that are handled
1862 on higher granuality.
1863 * tree-vectorizer.c (vectorize_loops): Use
1864 optimize_loop_nest_for_speed_p.
1865 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1866 * tree-predcom.c (tree_predictive_commoning): Use
1867 optimize_loop_for_speed_p.
1868 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1869 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1870 * predict.c (optimize_loop_for_speed_p): Fix walk.
1872 2008-08-30 Jan Hubicka <jh@suse.cz>
1874 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1876 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1877 profile presence locally.
1879 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1882 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1883 versions before 4.0.
1885 2008-08-29 Jan Hubicka <jh@suse.cz>
1887 * tree-inline.c (insert_init_stmt): Insert sequence even when
1890 2008-08-29 Jeff Law <law@redhat.com>
1892 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1893 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1894 location and class is an FP register.
1896 2008-08-29 Jan Hubicka <jh@suse.cz>
1898 * see.c (see_merge_one_def_extension): Silence used uninitialized
1900 * matrix-reorg.c (check_allocation_function): Likewise.
1901 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1903 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1906 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1907 compute new & and | in type rather than TREE_TYPE (arg0).
1909 * dwarf2out.c (fortran_common): Update comment.
1910 (gen_variable_die): Swap com_die and var_die variables in Fortran
1911 COMMON block handling code.
1913 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1915 * dwarf2out.c (gen_const_die): New function.
1916 (size_of_die, value_format, output_die): Output larger
1917 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1918 (native_encode_initializer): New function.
1919 (tree_add_const_value_attribute): Call it.
1920 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1922 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1923 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1924 TREE_THIS_VOLATILE to add_type_attribute.
1926 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1928 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1931 * dwarf2out.c (loc_by_reference): New function.
1932 (add_location_or_const_value_attribute): Use it.
1935 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1936 as DW_TAG_variable children of DW_TAG_common_block rather than
1937 DW_TAG_member children. Put DW_AT_external to individual
1938 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1940 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1941 loc_descriptor_from_tree_1.
1945 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1946 arguments to imported_module_or_decl.
1947 (debug_nothing_tree_tree): Removed.
1948 (debug_nothing_tree_tree_tree_bool): New prototype.
1949 * debug.c (do_nothing_debug_hooks): Adjust.
1950 (debug_nothing_tree_tree): Removed.
1951 (debug_nothing_tree_tree_tree_bool): New function.
1952 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1953 (gen_variable_die): Put all common vars for the
1954 same COMMON block under one DW_TAG_common_block.
1955 (declare_in_namespace): Return new context_die, for Fortran
1956 return the module DIE instead of adding extra declarations into
1958 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1959 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1960 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1962 (dwarf2out_global_decl): Don't skip Fortran global vars.
1963 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1964 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1965 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1966 DW_TAG_imported_declaration as child of previous
1967 DW_TAG_imported_module.
1968 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1969 * sdbout.c (sdb_debug_hooks): Likewise.
1970 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1972 2008-08-29 Jan Hubicka <jh@suse.cz>
1974 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1976 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1977 * ipa-cp.c (n_cloning_candidates): New static variable.
1978 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1979 (ipcp_print_all_lattices): Improve debug output.
1980 (ipcp_cloning_candidate_p): New function.
1981 (ipcp_initialize_node_lattices): Use it.
1982 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1983 (ipcp_propagate_stage): Prettier debug output.
1984 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1985 (ipcp_print_all_structures): Remove.
1986 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1987 (ipcp_insert_stage): Prettier debug output; call
1988 cgraph_remove_unreachable_nodes before propagating.
1989 (pass_ipa_cp): Schedule function removal pass.
1990 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1992 (cgraph_maybe_hot_edge_p): Move to ...
1993 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1994 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1995 (common_handle_option): Set them; enable ipa-cp when profiling.
1996 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1997 (ipa_print_all_jump_functions): Likewise.
1998 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1999 (ipa_print_node_params, ipa_print_all_params): New.
2000 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2001 ipa_print_all_param_flags): Remove.
2002 (ipa_print_node_params, ipa_print_all_params): New.
2004 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2006 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2007 change from 2008-04-03.
2008 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2010 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2014 * ira-color.c (push_allocnos_to_stack): Truncate
2015 removed_splay_allocno_vec.
2017 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2020 * ira-color (ira_fast_allocation): Don't assign hard registers to
2023 2008-08-29 Jan Hubicka <jh@suse.cz>
2026 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2027 for cold internal loops.
2029 2008-08-29 Richard Guenther <rguenther@suse.de>
2031 * tree-ssa-structalias.c (create_variable_info_for): Do not
2032 create fields for heap vars or vars with a noalias state.
2033 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2036 2008-08-29 Richard Guenther <rguenther@suse.de>
2038 * common.opt (ftree-store-ccp): Mark as preserved for
2039 backward compatibility.
2040 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2041 * tree-pass.h (pass_store_ccp): Remove.
2042 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2043 (first_vdef): Remove declaration.
2044 (get_value_loaded_by): Likewise.
2045 * tree-ssa-ccp.c (do_store_ccp): Remove.
2046 (get_default_value): Simplify as do_store_ccp is always false
2047 now. Do not initialize mem_ref.
2048 (set_value_varying): Likewise.
2049 (canonicalize_float_value): Likewise.
2050 (set_lattice_value): Likewise.
2051 (likely_value): Likewise.
2052 (surely_varying_stmt_p): Likewise.
2053 (ccp_initialize): Likewise.
2054 (ccp_lattice_meet): Likewise.
2055 (ccp_visit_phi_node): Likewise.
2056 (ccp_fold): Likewise.
2057 (evaluate_stmt): Likewise.
2058 (visit_assignment): Likewise.
2059 (ccp_visit_stmt): Likewise.
2060 (execute_ssa_ccp): Fold into ...
2061 (do_ssa_ccp): ... this.
2062 (do_ssa_store_ccp): Remove.
2063 (gate_store_ccp): Likewise.
2064 (pass_store_ccp): Likewise.
2065 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2067 * tree-ssa-propagate.c (first_vdef): Remove.
2068 (get_value_loaded_by): Likewise.
2069 (replace_vuses_in): Likewise.
2070 (substitute_and_fold): Do not call replace_vuses_in.
2071 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2073 2008-08-29 Richard Guenther <rguenther@suse.de>
2076 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2077 PARAM_NOALIAS tags with is_heapvar.
2078 * tree-ssa-operands.c (access_can_touch_variable): Offset
2079 based tests do not apply for heapvars. Fix offset test.
2081 2008-08-29 Jan Hubicka <jh@suse.cz>
2083 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2084 (-fipa-cp-clone): Enabled by default at -O3.
2085 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2086 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2088 2008-08-29 Jan Hubicka <jh@suse.cz>
2090 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2092 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2094 * gimple.c (giple_copy_call_skip_args): New function.
2095 (giple_copy_call_skip_args): Declare.
2097 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2098 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2099 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2100 (ipcp_create_replace_map): Improve debug output.
2101 (ipcp_need_redirect_p): Return false when not clonning.
2102 (ipcp_update_callgraph): Skip args.
2103 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2105 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2106 (save_inline_function_body): Update call of tree_function_versioning.
2107 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2108 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2109 (tree_function_versioning): Likewise.
2110 * tree-inline.h (tree_function_versioning): Update prototype.
2112 2008-08-29 Jan Hubicka <jh@suse.cz>
2114 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2115 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2116 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2117 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2118 * value-prof.c (gimple_divmod_fixed_value_transform,
2119 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2120 gimple_stringops_transform): Use optimize_bb_for_size_p.
2121 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2122 * final.c (compute_alignments): Use optimize_function_for_size_p.
2123 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2124 (fold_builtin_strcpy, fold_builtin_fputs): Use
2125 optimize_function_for_size_p.
2126 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2127 * recog.c (relax_delay_slots): Likewise.
2128 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2129 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2130 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2131 optimize_function_for_size_p.
2132 (cgraph_decide_inlining_of_small_function): Use
2133 optimize_function_for_size_p.
2134 * global.c (find_reg): Use optimize_function_for_size_p.
2135 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2136 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2137 flag_prefetch_loop_arrays. Those can work it out from profile.
2138 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2139 optimize_loop_for_speed_p.
2140 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2142 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2143 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2144 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2145 * local-alloc.c (block_alloc): Pass BB pointer.
2146 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2147 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2148 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2149 (decide_peel_completely): Likewise.
2150 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2151 optimize_loop_for_size_p.
2152 (vect_enhance_data_refs_alignment): Likewise.
2153 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2154 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2155 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2156 (try_crossjump_bb): Use optimize_bb_for_size_p.
2157 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2158 optimize_loop_for_speed_p.
2159 * bb-reorder.c (find_traces_1_round): Likewise.
2160 (copy_bb): Use optimize_bb_for_speed_p.
2161 (duplicate_computed_gotos): Likewise.
2162 * basic-block.h (optimize_loop_nest_for_size_p,
2163 optimize_loop_nest_for_speed_p): New.
2164 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2166 2008-08-29 Tristan Gingold <gingold@adacore.com>
2168 * gcov.c (main): Call expandargv.
2170 2008-08-29 Jan Hubicka <jh@suse.cz>
2172 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2174 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2176 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2177 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2179 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2181 2008-08-29 Jan Hubicka <jh@suse.cz>
2183 * tree-pass.h (pass_strip_predict_hints): Declare.
2184 * predict.c (strip_builtin_expect): Rename to ...
2185 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2186 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2187 (tree_estimate_probability): Do not strip builtin_expect.
2188 (pass_strip_predict_hints): New pass.
2189 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2191 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2193 2008-08-29 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/37207
2196 * tree-vrp.c (extract_range_from_binary_expr): Also try
2197 to constant fold if only one of the operands is a constant.
2199 2008-08-29 Nick Clifton <nickc@redhat.com>
2201 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2202 the same way as SYMBOL_REFs.
2204 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2206 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2208 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2210 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2211 * config/mips/mips.md (branch_likely): Remove const. Fix
2213 (define_delay for type "branch"): Change to only apply for branch
2214 with likely variant.
2215 (define_delay for type "branch" and "branch_likely" no). New delay
2217 (equality_op): New code iterator.
2218 (bbv, bbinv): New code attributes.
2219 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2222 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2223 Andrew Pinski <pinskia@gcc.gnu.org>
2226 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2228 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2230 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2231 rule that a symbolic constant must be defined and >= 0 for the
2232 corresponding facility to be present at compile-time.
2233 * gthr-posix.c: Likewise.
2235 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2237 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2238 * config/mips/mips.md (D): New mode attribute.
2239 (mulsi3, muldi3): Merge it into ...
2240 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2242 (muldi3_mul3): New pattern.
2243 (mulsi3_mult3): Rename to mulsi3_mul3.
2245 2008-08-28 Jan Hubicka <jh@suse.cz>
2247 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2249 * predict.c (always_optimize_for_size_p): Rename to ...
2250 (optimize_function_for_size): ... this one; make extern.
2251 (optimize_function_for_speed_p): New.
2252 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2253 optimize_edge_for_size_p,optimize_edge_for_size_p,
2254 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2255 * basic-block.h (optimize_function_for_size_p,
2256 optimize_function_for_speed_p): Declare.
2257 * i386.md (optimize_size checks): Replace them by appropriate
2259 (standard_80387_constant_p, ix86_compute_frame_layout,
2260 ix86_expand_epilogue, ix86_decompose_address,
2261 print_operand, emit_i387_cw_initialization,
2262 inline_memory_move_cost, ix86_pad_returns,
2263 ix86_reorg): Replace optimize_size checks.
2265 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2267 * rtl.h (simplify_subreg_regno): Declare.
2268 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2269 * simplify-rtx.c (simplify_subreg): ...here.
2270 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2271 subreg_offset_representable_p.
2273 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2276 * c-typeck.c (convert_for_assignment): Give a note describing what
2277 was passed and what was expected.
2279 2008-08-28 Joey Ye <joey.ye@intel.com>
2281 * doc/extend.texi: Document AVX built-in functions.
2282 * doc/invoke.texi: Document -mavx.
2284 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2285 Joey Ye <joey.ye@intel.com>
2286 Xuepeng Guo <xuepeng.guo@intel.com>
2288 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2290 * config/i386/cpuid.h (bit_FMA): New.
2291 (bit_XSAVE): Likewise.
2292 (bit_OSXSAVE): Likewise.
2293 (bit_AVX): Likewise.
2295 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2296 define. Use ASM_OUTPUT_AVX_PREFIX.
2298 * config/i386/gmmintrin.h: New.
2300 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2301 (OPTION_MASK_ISA_AVX_SET): New.
2302 (OPTION_MASK_ISA_FMA_SET): Likewise.
2303 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2304 (OPTION_MASK_ISA_FMA_SET): Likewise.
2305 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2306 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2307 (pta_flags): Add PTA_AVX and PTA_FMA.
2308 (override_options): Handle PTA_AVX and PTA_FMA.
2309 (init_cumulative_args): Handle warn_avx.
2310 (classify_argument): Return 0 for COImode and OImode. Return
2311 1 and X86_64_AVX_CLASS for 256bit vector types.
2312 (examine_argument): Handle X86_64_AVX_CLASS.
2313 (construct_container): Likewise.
2314 (function_arg_advance_32): Pass OImode and 256bit vector types
2316 (function_arg_advance_64): Take a new argument to indicate if a
2317 parameter is named. Handle 256bit vector types. Return
2318 immediately for unnamed 256bit vector mode parameters.
2319 (function_arg_advance): Updated.
2320 (function_arg_32): Add comments for TImode. Handle OImode
2321 and 256bit vector types.
2322 (function_arg_64): Take a new argument to indicate if a
2323 parameter is named. Handle 256bit vector types. Return NULL
2324 for unnamed 256bit vector mode parameters.
2325 (function_arg): Updated.
2326 (setup_incoming_varargs_64): Support
2327 AVX encoding for *sse_prologue_save_insn.
2328 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2329 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2330 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2331 enabled, otherwise return -3.
2332 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2334 (print_reg): Support AVX registers. Handle 'x' and 't'.
2335 Handle 'd' to duplicate the operand.
2336 (print_operand): Likewise. Also support AVX vector compare
2338 (output_387_binary_op): Support AVX.
2339 (output_fp_compare): Likewise.
2340 (ix86_expand_vector_move_misalign): Likewise.
2341 (ix86_attr_length_vex_default): New.
2342 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2343 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2344 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2345 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2346 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2347 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2348 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2349 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2350 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2351 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2352 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2353 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2354 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2355 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2356 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2357 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2358 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2359 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2360 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2361 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2362 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2363 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2364 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2365 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2366 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2367 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2368 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2369 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2370 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2371 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2372 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2373 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2374 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2375 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2376 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2377 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2378 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2379 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2380 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2381 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2382 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2383 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2384 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2385 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2386 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2387 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2388 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2389 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2390 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2391 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2392 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2393 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2394 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2395 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2396 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2397 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2398 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2399 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2400 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2401 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2402 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2403 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2404 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2405 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2406 and IX86_BUILTIN_MOVMSKPS256,
2407 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2408 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2409 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2410 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2411 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2412 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2413 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2414 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2415 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2416 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2417 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2418 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2419 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2420 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2421 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2422 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2423 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2424 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2425 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2426 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2427 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2428 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2429 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2430 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2431 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2432 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2433 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2434 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2435 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2436 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2437 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2438 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2439 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2440 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2441 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2442 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2443 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2444 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2445 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2446 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2447 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2448 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2449 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2450 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2451 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2452 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2453 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2454 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2455 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2456 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2457 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2458 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2459 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2460 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2461 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2462 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2463 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2464 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2466 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2467 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2468 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2469 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2470 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2471 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2472 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2473 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2474 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2475 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2476 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2477 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2478 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2479 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2480 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2481 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2482 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2483 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2484 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2485 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2486 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2487 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2488 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2489 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2490 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2491 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2492 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2493 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2494 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2495 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2496 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2497 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2498 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2499 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2500 IX86_BUILTIN_MOVMSKPS256.
2501 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2502 (ix86_expand_args_builtin): Likewise.
2503 (ix86_expand_special_args_builtin): Likewise.
2504 (ix86_hard_regno_mode_ok): Handle AVX modes.
2505 (ix86_expand_vector_init_duplicate): Likewise.
2506 (ix86_expand_vector_init_one_nonzero): Likewise.
2507 (ix86_expand_vector_init_one_var): Likewise.
2508 (ix86_expand_vector_init_concat): Likewise.
2509 (ix86_expand_vector_init_general): Likewise.
2510 (ix86_expand_vector_set): Likewise.
2511 (ix86_vector_mode_supported_p): Likewise.
2512 (x86_extended_reg_mentioned_p): Check INSN_P before using
2515 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2516 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2518 * config/i386/i386.h (TARGET_AVX): New.
2519 (TARGET_FMA): Likewise.
2520 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2521 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2522 (VALID_AVX256_REG_MODE): New.
2523 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2524 (AVX_FLOAT_MODE_P): Likewise.
2525 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2526 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2527 (AVX_VEC_FLOAT_MODE_P): Likewise.
2528 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2529 (ASM_OUTPUT_OPCODE): Likewise.
2530 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2532 (SSE_REG_MODE_P): Allow 256bit vector modes.
2533 (ix86_args): Add a warn_avx field.
2535 * config/i386/i386.md (UNSPEC_PCMP): New.
2536 (UNSPEC_VPERMIL): Likewise.
2537 (UNSPEC_VPERMIL2): Likewise.
2538 (UNSPEC_VPERMIL2F128): Likewise.
2539 (UNSPEC_MASKLOAD): Likewise.
2540 (UNSPEC_MASKSTORE): Likewise.
2541 (UNSPEC_CAST): Likewise.
2542 (UNSPEC_VTESTP): Likewise.
2543 (UNSPECV_VZEROALL): Likewise.
2544 (UNSPECV_VZEROUPPER): Likewise.
2545 (XMM0_REG): Likewise.
2546 (XMM1_REG): Likewise.
2547 (XMM2_REG): Likewise.
2548 (XMM3_REG): Likewise.
2549 (XMM4_REG): Likewise.
2550 (XMM5_REG): Likewise.
2551 (XMM6_REG): Likewise.
2552 (XMM8_REG): Likewise.
2553 (XMM9_REG): Likewise.
2554 (XMM10_REG): Likewise.
2555 (XMM11_REG): Likewise.
2556 (XMM12_REG): Likewise.
2557 (XMM13_REG): Likewise.
2558 (XMM14_REG): Likewise.
2559 (XMM15_REG): Likewise.
2561 (prefix_vex_imm8): Likewise.
2562 (prefix_vex_w): Likewise.
2563 (length_vex): Likewise.
2566 (*avx_ashlti3): Likewise.
2567 (*avx_lshrti3): Likewise.
2568 (*avx_setcc<mode>): Likewise.
2569 (*fop_<mode>_comm_mixed_avx): Likewise.
2570 (*fop_<mode>_comm_avx): Likewise.
2571 (*fop_<mode>_1_mixed_avx): Likewise.
2572 (*fop_<mode>_1_avx): Likewise.
2573 (*avx_<code><mode>3): Likewise.
2574 (*avx_ieee_smin<mode>3): Likewise.
2575 (*avx_ieee_smax<mode>3): Likewise.
2576 (mode): Add OI, V8SF and V4DF.
2577 (length): Support VEX prefix.
2578 (*cmpfp_i_mixed): Set prefix attribute.
2579 (*cmpfp_i_sse): Likewise.
2580 (*cmpfp_iu_mixed): Likewise.
2581 (*cmpfp_iu_sse): Likewise.
2582 (*movsi_1): Support AVX.
2583 (*movdi_2): Likewise.
2584 (*movdi_1_rex64): Likewise.
2585 (*movti_internal): Likewise.
2586 (*movti_rex64): Likewise.
2587 (*movsf_1): Likewise.
2588 (*movdf_nointeger): Likewise.
2589 (*movdf_integer_rex64): Likewise.
2590 (*movtf_internal): Likewise.
2591 (zero_extendsidi2_32): Likewise.
2592 (zero_extendsidi2_rex64): Likewise.
2593 (*extendsfdf2_mixed): Likewise.
2594 (*extendsfdf2_sse): Likewise.
2595 (*truncdfsf_fast_mixed): Likewise.
2596 (*truncdfsf_fast_sse): Likewise.
2597 (*truncdfsf_mixed): Likewise.
2598 (fix_trunc<mode>di_sse): Likewise.
2599 (fix_trunc<mode>si_sse): Likewise.
2600 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2601 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2602 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2603 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2604 (*rcpsf2_sse): Likewise.
2605 (*rsqrtsf2_sse): Likewise.
2606 (*sqrt<mode>2_sse): Likewise.
2607 (sse4_1_round<mode>2): Likewise.
2608 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2609 Support AVX. Set length attribute properly for AVX.
2611 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2612 (VECTOR_MODES (FLOAT, 32)): Likewise.
2613 (VECTOR_MODE (INT, DI, 8)): Likewise.
2614 (VECTOR_MODE (INT, HI, 32)): Likewise.
2615 (VECTOR_MODE (INT, QI, 64)): Likewise.
2616 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2617 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2618 (VECTOR_MODE (INT, DI, 4)): Removed.
2619 (VECTOR_MODE (INT, SI, 8)): Likewise.
2620 (VECTOR_MODE (INT, HI, 16)): Likewise.
2621 (VECTOR_MODE (INT, QI, 32)): Likewise.
2622 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2623 (INT_MODE (OI, 32)): Likewise.
2625 * config/i386/i386.opt (mavx): New.
2628 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2630 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2631 (*mov<mode>_internal_avx): New.
2632 (*movv2sf_internal_rex64_avx): Likewise.
2633 (*movv2sf_internal_avx): Likewise.
2635 * config/i386/predicates.md (const_4_to_5_operand): New.
2636 (const_6_to_7_operand): Likewise.
2637 (const_8_to_11_operand): Likewise.
2638 (const_12_to_15_operand): Likewise.
2639 (avx_comparison_float_operator): Likewise.
2641 * config/i386/sse.md (AVX256MODEI): New.
2642 (AVX256MODE): Likewise.
2643 (AVXMODEQI): Likewise.
2644 (AVXMODE): Likewise.
2645 (AVX256MODEF2P): Likewise.
2646 (AVX256MODE2P): Likewise.
2647 (AVX256MODE4P): Likewise.
2648 (AVX256MODE8P): Likewise.
2649 (AVXMODEF2P): Likewise.
2650 (AVXMODEF4P): Likewise.
2651 (AVXMODEDCVTDQ2PS): Likewise.
2652 (AVXMODEDCVTPS2DQ): Likewise.
2653 (avxvecmode): Likewise.
2654 (avxvecpsmode): Likewise.
2655 (avxhalfvecmode): Likewise.
2656 (avxscalarmode): Likewise.
2657 (avxcvtvecmode): Likewise.
2658 (avxpermvecmode): Likewise.
2659 (avxmodesuffixf2c): Likewise.
2660 (avxmodesuffixp): Likewise.
2661 (avxmodesuffixs): Likewise.
2662 (avxmodesuffix): Likewise.
2663 (vpermilbits): Likewise.
2664 (pinsrbits): Likewise.
2665 (mov<mode>): Likewise.
2666 (*mov<mode>_internal): Likewise.
2667 (push<mode>1): Likewise.
2668 (movmisalign<mode>): Likewise.
2669 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2670 (avx_movdqu<avxmodesuffix>): Likewise.
2671 (avx_lddqu<avxmodesuffix>): Likewise.
2672 (<plusminus_insn><mode>3): Likewise.
2673 (*avx_<plusminus_insn><mode>3): Likewise.
2674 (*avx_vm<plusminus_insn><mode>3): Likewise.
2675 (mul<mode>3): Likewise.
2676 (*avx_mul<mode>3): Likewise.
2677 (*avx_vmmul<mode>3): Likewise.
2678 (divv8sf3): Likewise.
2679 (divv4df3): Likewise.
2680 (avx_div<mode>3): Likewise.
2681 (*avx_div<mode>3): Likewise.
2682 (*avx_vmdiv<mode>3): Likewise.
2683 (avx_rcpv8sf2): Likewise.
2684 (*avx_vmrcpv4sf2): Likewise.
2685 (sqrtv8sf2): Likewise.
2686 (avx_sqrtv8sf2): Likewise.
2687 (*avx_vmsqrt<mode>2): Likewise.
2688 (rsqrtv8sf2): Likewise.
2689 (avx_rsqrtv8sf2): Likewise.
2690 (*avx_vmrsqrtv4sf2): Likewise.
2691 (<code><mode>3): Likewise.
2692 (*avx_<code><mode>3_finite): Likewise.
2693 (*avx_<code><mode>3): Likewise.
2694 (*avx_vm<code><mode>3): Likewise.
2695 (*avx_ieee_smin<mode>3): Likewise.
2696 (*avx_ieee_smax<mode>3): Likewise.
2697 (avx_addsubv8sf3): Likewise.
2698 (avx_addsubv4df3): Likewise.
2699 (*avx_addsubv4sf3): Likewise.
2700 (*avx_addsubv2df3): Likewise.
2701 (avx_h<plusminus_insn>v4df3): Likewise.
2702 (avx_h<plusminus_insn>v8sf3): Likewise.
2703 (*avx_h<plusminus_insn>v4sf3): Likewise.
2704 (*avx_h<plusminus_insn>v2df3): Likewise.
2705 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2706 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2707 (*avx_maskcmp<mode>3): Likewise.
2708 (avx_nand<mode>3): Likewise.
2709 (*avx_<code><mode>3): Likewise.
2710 (*avx_nand<mode>3): Likewise.
2711 (*avx_<code><mode>3): Likewise.
2712 (*avx_cvtsi2ss): Likewise.
2713 (*avx_cvtsi2ssq): Likewise.
2714 (*avx_cvtsi2sd): Likewise.
2715 (*avx_cvtsi2sdq): Likewise.
2716 (*avx_cvtsd2ss): Likewise.
2717 (avx_cvtss2sd): Likewise.
2718 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2719 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2720 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2721 (*avx_cvtsi2sd): Likewise.
2722 (*avx_cvtsi2sdq): Likewise.
2723 (avx_cvtdq2pd256): Likewise.
2724 (avx_cvtpd2dq256): Likewise.
2725 (avx_cvttpd2dq256): Likewise.
2726 (*avx_cvtsd2ss): Likewise.
2727 (*avx_cvtss2sd): Likewise.
2728 (avx_cvtpd2ps256): Likewise.
2729 (avx_cvtps2pd256): Likewise.
2730 (*avx_movhlps): Likewise.
2731 (*avx_movlhps): Likewise.
2732 (avx_unpckhps256): Likewise.
2733 (*avx_unpckhps): Likewise.
2734 (avx_unpcklps256): Likewise.
2735 (*avx_unpcklps): Likewise.
2736 (avx_movshdup256): Likewise.
2737 (avx_movsldup256): Likewise.
2738 (avx_shufps256): Likewise.
2739 (avx_shufps256_1): Likewise.
2740 (*avx_shufps_<mode>): Likewise.
2741 (*avx_loadhps): Likewise.
2742 (*avx_storelps): Likewise.
2743 (*avx_loadlps): Likewise.
2744 (*avx_movss): Likewise.
2745 (*vec_dupv4sf_avx): Likewise.
2746 (*vec_concatv2sf_avx): Likewise.
2747 (*vec_concatv4sf_avx): Likewise.
2748 (*vec_setv4sf_0_avx): Likewise.
2749 (*vec_setv4sf_avx): Likewise.
2750 (*avx_insertps): Likewise.
2751 (avx_vextractf128<mode>): Likewise.
2752 (vec_extract_lo_<mode>): Likewise.
2753 (vec_extract_hi_<mode>): Likewise.
2754 (vec_extract_lo_<mode>): Likewise.
2755 (vec_extract_hi_<mode>): Likewise.
2756 (vec_extract_lo_v16hi): Likewise.
2757 (vec_extract_hi_v16hi): Likewise.
2758 (vec_extract_lo_v32qi): Likewise.
2759 (vec_extract_hi_v32qi): Likewise.
2760 (avx_unpckhpd256): Likewise.
2761 (*avx_unpckhpd): Likewise.
2762 (avx_movddup256): Likewise.
2763 (*avx_movddup): Likewise.
2764 (avx_unpcklpd256): Likewise.
2765 (*avx_unpcklpd): Likewise.
2766 (avx_shufpd256): Likewise.
2767 (avx_shufpd256_1): Likewise.
2768 (*avx_punpckhqdq): Likewise.
2769 (*avx_punpcklqdq): Likewise.
2770 (*avx_shufpd_<mode>): Likewise.
2771 (*avx_storehpd): Likewise.
2772 (*avx_loadhpd): Likewise.
2773 (*avx_loadlpd): Likewise.
2774 (*avx_movsd): Likewise.
2775 (*vec_concatv2df_avx): Likewise.
2776 (*avx_<plusminus_insn><mode>3): Likewise.
2777 (*avx_<plusminus_insn><mode>3): Likewise.
2778 (*avx_mulv8hi3): Likewise.
2779 (*avxv8hi3_highpart): Likewise.
2780 (*avx_umulv8hi3_highpart): Likewise.
2781 (*avx_umulv2siv2di3): Likewise.
2782 (*avx_mulv2siv2di3): Likewise.
2783 (*avx_pmaddwd): Likewise.
2784 (*avx_mulv4si3): Likewise.
2785 (*avx_ashr<mode>3): Likewise.
2786 (*avx_lshr<mode>3): Likewise.
2787 (*avx_ashl<mode>3): Likewise.
2788 (*avx_<code><mode>3): Likewise.
2789 (*avx_eq<mode>3): Likewise.
2790 (*avx_gt<mode>3): Likewise.
2791 (*avx_nand<mode>3): Likewise.
2792 (*avx_nand<mode>3): Likewise.
2793 (*avx_<code><mode>3): Likewise.
2794 (*avx_<code><mode>3): Likewise.
2795 (*avx_packsswb): Likewise.
2796 (*avx_packssdw): Likewise.
2797 (*avx_packuswb): Likewise.
2798 (*avx_punpckhbw): Likewise.
2799 (*avx_punpcklbw): Likewise.
2800 (*avx_punpckhwd): Likewise.
2801 (*avx_punpcklwd): Likewise.
2802 (*avx_punpckhdq): Likewise.
2803 (*avx_punpckldq): Likewise.
2804 (*avx_pinsr<avxmodesuffixs>): Likewise.
2805 (*avx_pinsrq): Likewise.
2806 (*avx_loadld): Likewise.
2807 (*vec_extractv2di_1_rex64_avx): Likewise.
2808 (*vec_extractv2di_1_avx): Likewise.
2809 (*vec_dupv2di_avx): Likewise.
2810 (*vec_concatv2si_avx): Likewise.
2811 (*vec_concatv4si_1_avx): Likewise.
2812 (*vec_concatv2di_avx): Likewise.
2813 (*vec_concatv2di_rex64_avx): Likewise.
2814 (*avx_uavgv16qi3): Likewise.
2815 (*avx_uavgv8hi3): Likewise.
2816 (*avx_psadbw): Likewise.
2817 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2818 (*avx_phaddwv8hi3): Likewise.
2819 (*avx_phadddv4si3): Likewise.
2820 (*avx_phaddswv8hi3): Likewise.
2821 (*avx_phsubwv8hi3): Likewise.
2822 (*avx_phsubdv4si3): Likewise.
2823 (*avx_phsubswv8hi3): Likewise.
2824 (*avx_pmaddubsw128): Likewise.
2825 (*avx_pmulhrswv8hi3): Likewise.
2826 (*avx_pshufbv16qi3): Likewise.
2827 (*avx_psign<mode>3): Likewise.
2828 (*avx_palignrti): Likewise.
2829 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2830 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2831 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2832 (*avx_mpsadbw): Likewise.
2833 (*avx_packusdw): Likewise.
2834 (*avx_pblendvb): Likewise.
2835 (*avx_pblendw): Likewise.
2836 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2837 (avx_ptest256): Likewise.
2838 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2839 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2840 (*avx_aesenc): Likewise.
2841 (*avx_aesenclast): Likewise.
2842 (*avx_aesdec): Likewise.
2843 (*avx_aesdeclast): Likewise.
2844 (avx_vzeroupper): Likewise.
2845 (avx_vzeroupper_rex64): Likewise.
2846 (avx_vpermil<mode>): Likewise.
2847 (avx_vpermilvar<mode>3): Likewise.
2848 (avx_vpermil2<mode>3): Likewise.
2849 (avx_vperm2f128<mode>3): Likewise.
2850 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2851 (avx_vbroadcastss256): Likewise.
2852 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2853 (avx_vinsertf128<mode>): Likewise.
2854 (vec_set_lo_<mode>): Likewise.
2855 (vec_set_hi_<mode>): Likewise.
2856 (vec_set_lo_<mode>): Likewise.
2857 (vec_set_hi_<mode>): Likewise.
2858 (vec_set_lo_v16hi): Likewise.
2859 (vec_set_hi_v16hi): Likewise.
2860 (vec_set_lo_v32qi): Likewise.
2861 (vec_set_hi_v32qi): Likewise.
2862 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2863 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2864 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2865 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2866 (vec_init<mode>): Likewise.
2867 (*vec_concat<mode>_avx): Likewise.
2868 (blendbits): Support V8SF and V4DF.
2869 (sse2_movq128): Support AVX.
2870 (<sse>_movnt<mode>): Likewise.
2871 (sse2_movntv2di): Likewise.
2872 (sse_rcpv4sf2): Likewise.
2873 (sse_sqrtv4sf2): Likewise.
2874 (sse_rsqrtv4sf2): Likewise.
2875 (<sse>_comi): Likewise.
2876 (<sse>_ucomi): Likewise.
2877 (sse_cvtss2si): Likewise.
2878 (sse_cvtss2si_2): Likewise.
2879 (sse_cvtss2siq): Likewise.
2880 (sse_cvtss2siq_2): Likewise.
2881 (sse_cvttss2si): Likewise.
2882 (sse_cvttss2siq): Likewise.
2883 (sse2_cvtsd2si): Likewise.
2884 (sse2_cvtsd2si_2): Likewise.
2885 (sse2_cvtsd2siq): Likewise.
2886 (sse2_cvtsd2siq_2): Likewise.
2887 (sse2_cvttsd2si): Likewise.
2888 (sse2_cvttsd2siq): Likewise.
2889 (sse2_cvtdq2pd): Likewise.
2890 (*sse2_cvtpd2dq): Likewise.
2891 (*sse2_cvttpd2dq): Likewise.
2892 (*sse2_cvtpd2ps): Likewise.
2893 (sse2_cvtps2pd): Likewise.
2894 (sse3_movshdup): Likewise.
2895 (sse3_movsldup): Likewise.
2896 (sse_storehps): Likewise.
2897 (*sse4_1_extractps): Likewise.
2898 (sse2_storelpd): Likewise.
2899 (vec_dupv2df_sse3): Likewise.
2900 (*vec_concatv2df_sse3): Likewise.
2901 (*sse4_1_pextrb): Likewise.
2902 (*sse4_1_pextrb_memory): Likewise.
2903 (*sse2_pextrw): Likewise.
2904 (*sse4_1_pextrw_memory): Likewise.
2905 (*sse4_1_pextrd): Likewise.
2906 (*sse4_1_pextrq): Likewise.
2907 (sse2_pshufd_1): Likewise.
2908 (sse2_pshuflw_1): Likewise.
2909 (sse2_pshufhw_1): Likewise.
2910 (*sse2_storeq_rex64): Likewise.
2911 (*vec_dupv4si): Likewise.
2912 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2913 (sse2_pmovmskb): Likewise.
2914 (*sse2_maskmovdqu): Likewise.
2915 (*sse2_maskmovdqu_rex64): Likewise.
2916 (sse_ldmxcsr): Likewise.
2917 (sse_stmxcsr): Likewise.
2918 (abs<mode>2): Likewise.
2919 (sse4_1_movntdqa): Likewise.
2920 (sse4_1_phminposuw): Likewise.
2921 (sse4_1_extendv8qiv8hi2): Likewise.
2922 (*sse4_1_extendv8qiv8hi2): Likewise.
2923 (sse4_1_extendv4qiv4si2): Likewise.
2924 (*sse4_1_extendv4qiv4si2): Likewise.
2925 (sse4_1_extendv2qiv2di2): Likewise.
2926 (*sse4_1_extendv2qiv2di2): Likewise.
2927 (sse4_1_extendv4hiv4si2): Likewise.
2928 (*sse4_1_extendv4hiv4si2): Likewise.
2929 (sse4_1_extendv2hiv2di2): Likewise.
2930 (*sse4_1_extendv2hiv2di2): Likewise.
2931 (sse4_1_extendv2siv2di2): Likewise.
2932 (*sse4_1_extendv2siv2di2): Likewise.
2933 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2934 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2935 (sse4_1_zero_extendv4qiv4si2): Likewise.
2936 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2937 (sse4_1_zero_extendv2qiv2di2): Likewise.
2938 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2939 (sse4_1_zero_extendv4hiv4si2): Likewise.
2940 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2941 (sse4_1_zero_extendv2hiv2di2): Likewise.
2942 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2943 (sse4_1_zero_extendv2siv2di2): Likewise.
2944 (*sse4_1_zero_extendv2siv2di2): Likewise.
2945 (sse4_1_ptest): Likewise.
2946 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2947 (sse4_2_pcmpestri): Likewise.
2948 (sse4_2_pcmpestrm): Likewise.
2949 (sse4_2_pcmpistri): Likewise.
2950 (sse4_2_pcmpistrm): Likewise.
2952 (aeskeygenassist): Likewise.
2954 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2956 * config/i386/predicates.md (vzeroall_operation): New.
2958 * config/i386/sse.md (avx_vzeroall): New.
2959 (*avx_vzeroall): Likewise.
2961 2008-08-28 Paul Brook <paul@codesourcery.com>
2962 Mark Shinwell <shinwell@codesourcery.com>
2963 Richard Earnshaw <richard.earnshaw@arm.com>
2965 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2966 (TARGET_MIN_ANCHOR_OFFSET): New.
2967 (arm_override_options): Set correct anchor ranges for Thumb-1
2968 and Thumb-2 if required.
2969 (legitimize_pic_address): Handle case involving a TLS symbol
2970 reference with an addend.
2971 (arm_optimization_options): Enable section anchors at -O1 and
2973 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2974 * config/arm/arm-protos.h (arm_optimization_options): New.
2976 2008-08-28 Nick Clifton <nickc@redhat.com>
2978 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2979 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2982 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2983 * config/v850/v850.md (return): Remove frame size restriction.
2985 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2987 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2989 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2991 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2993 2008-08-28 Paul Brook <paul@codesourcery.com>
2995 * config/arm/vfp11.md: Update license notice.
2996 * config/arm/cortex-r4.md: Ditto.
2998 2008-08-28 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/37207
3001 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3004 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3007 * tree.c (int_fits_type_p): Don't forget unsigned integers
3008 of type sizetype which higher end word equals -1.
3010 2008-08-28 Ira Rosen <irar@il.ibm.com>
3012 * target.h (struct vectorize): Add new target builtin.
3013 * tree-vectorizer.c (destroy_loop_vec_info): Call
3014 vect_free_slp_instance instead of vect_free_slp_node.
3015 * tree-vectorizer.h (enum slp_load_perm_type): New.
3016 (struct _slp_instance): Add new fields.
3017 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3018 (SLP_INSTANCE_LOADS): New.
3019 (vect_free_slp_tree): Remove.
3020 (vect_free_slp_instance): Declare.
3021 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3022 (vectorizable_load): Add argument.
3023 (vect_transform_slp_perm_load): New.
3024 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3026 (vect_get_place_in_interleaving_chain): New function.
3027 (vect_free_slp_tree): Make static.
3028 (vect_free_slp_instance): New function.
3029 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3030 collect the load location in the interleaving chain.
3031 (vect_supported_slp_permutation_p): New function.
3032 (vect_supported_load_permutation_p): Likewise.
3033 (vect_analyze_slp_instance): In case of loads permutation, call
3034 vect_supported_load_permutation_p to check that the permutation is
3036 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3037 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3038 (vect_create_mask_and_perm): New function.
3039 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3040 (vectorizable_load): Add an argument. Don't keep the created vectors
3041 statements in the node if permutation is required. Call
3042 vect_transform_slp_perm_load to generate the permutation.
3043 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3044 additional argument.
3045 (vect_schedule_slp_instance): In case of loads permutation, allocate
3046 vectorized statements structure for all the related SLP nodes. Call
3047 vect_transform_stmt with addditional argument.
3048 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3049 * config/spu/spu.c (spu_builtin_vec_perm): New.
3050 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3051 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3052 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3053 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3055 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3057 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3058 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3059 __gthread_cond_signal, __gthread_cond_timedwait,
3060 __gthread_cond_timedwait_recursive): New functions.
3061 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3063 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3066 2008-08-28 Richard Guenther <rguenther@suse.de>
3069 * fold-const.c (maybe_canonicalize_comparison_1): Require
3070 undefined overflow only for canonicalizing A +- CST cmp CST.
3071 Make sure to not generate new constants that are not inside
3072 their TYPE_MIN/MAX_VALUE range.
3073 (maybe_canonicalize_comparison): Remove undefined overflow
3075 (fold_binary): Remove now duplicate folding.
3077 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3079 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3080 use not updated in the last change.
3082 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3084 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3085 (IRA_COVER_CLASSES): Add FPUL_REGS.
3087 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3090 * c-common.c (conversion_warning): Check for null operands.
3092 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3095 * c-decl.c (check_for_loop_decls): Improve error message. Give
3098 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3101 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3102 (convert_for_assignment): Pass corrent OPT_W* parameter to
3103 WARN_FOR_ASSIGNMENT.
3105 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3108 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3110 2008-08-27 Paul Brook <paul@codesourcery.com>
3112 * config.gcc: Loosen checks for arm uclinux eabi targets.
3114 2008-08-27 Paul Brook <paul@codesourcery.com>
3116 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3118 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3120 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3122 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3123 the enumerators of an ENUMERAL_TYPE.
3124 * dbxout.c (dbxout_type): Ditto.
3126 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3129 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3130 (fwprop_addr): Check that the loop_father is not the outer loop.
3132 2008-08-26 Paul Brook <paul@codesourcery.com>
3134 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3135 Remove documentation entry for fmul type.
3136 Use fmuls to annotate single-precision multiplication patterns,
3137 fmuld to annotate double-precision multiplication patterns,
3138 fmacs to annotate single-precision multiply-accumulate patterns
3139 and fmacd to annotate double-precision multiply-accumulate patterns.
3140 * config/arm/vfp11.md: Update reservations accordingly.
3141 * config/arm/arm.md: Note that certain values of the "type"
3142 attribute are documented in vfp.md.
3143 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3144 (v10_cvt): Use new fmul types.
3146 2008-08-26 Paul Brook <paul@codesourcery.com>
3148 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3149 * config/arm/vfp11.md: ...here. New.
3150 * config/arm/arm.md: Include vfp11.md.
3152 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3154 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3155 parameter to inform call.
3157 2008-08-26 Jeff Law <law@redhat.com>
3159 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3160 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3161 preferred class when copying a constant into a partial word register.
3163 2008-08-26 Ben Elliston <bje@au.ibm.com>
3165 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3166 * cp/typeck.c: Likewise.
3167 * cp/tree.c: Likewise.
3168 * gimple-low.c: Likewise.
3171 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3173 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3174 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3176 * doc/passes.texi: Describe IRA.
3178 * doc/tm.texi (IRA_COVER_CLASSES,
3179 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3181 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3182 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3183 -fira-propagate-cost, -fno-ira-share-save-slots,
3184 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3186 * flags.h (ira_algorithm): New enumeration.
3187 (flag_ira_algorithm, flag_ira_verbose): New external variable
3190 * postreload.c (gate_handle_postreload): Don't do post reload
3191 optimizations unless the reload is completed.
3193 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3196 * tree-pass.h (pass_ira): New external variable declaration.
3198 * reload.h: Add 2008 to the Copyright.
3200 * cfgloopanal.c: Include params.h.
3201 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3204 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3206 * toplev.c (ira.h): New include.
3207 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3208 (backend_init_target): Call ira_init.
3209 (backend_init): Call ira_init_once.
3210 (finalize): Call finish_ira_once.
3212 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3213 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3216 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3217 may_move_out_cost): New external variable declarations.
3218 (move_table): New typedef.
3220 * caller-save.c: Include headers output.h and ira.h.
3221 (no_caller_save_reg_set): New global variable.
3222 (save_slots_num, save_slots): New variables.
3223 (reg_save_code, reg_restore_code, add_stored_regs): Add
3225 (init_caller_save): Set up no_caller_save_reg_set.
3226 (init_save_areas): Reset save_slots_num.
3227 (saved_hard_reg): New structure.
3228 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3229 (initiate_saved_hard_regs, new_saved_hard_reg,
3230 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3232 (setup_save_areas): Add code for sharing stack slots.
3233 (all_blocks): New variable.
3234 (save_call_clobbered_regs): Process pseudo-register too.
3235 (mark_set_regs): Process pseudo-register too.
3236 (insert_one_insn): Put the insn after bb note in a empty basic
3237 block. Add insn check.
3239 * global.c (eliminable_regset): Make it external.
3240 (mark_elimination): Use DF_LR_IN for IRA.
3241 (pseudo_for_reload_consideration_p): New.
3242 (build_insn_chain): Make it external. Don't ignore spilled
3243 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3244 (gate_handle_global_alloc): New function.
3245 (pass_global_alloc): Add the gate function.
3247 * opts.c (decode_options): Set up flag_ira. Print the warning for
3249 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3251 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3253 * regmove.c (regmove_optimize): Don't do replacement of output for
3256 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3257 New external variable declarations.
3259 * local-alloc.c (update_equiv_regs): Make it external. Return
3260 true if jump label rebuilding should be done. Rescan new_insn for
3262 (gate_handle_local_alloc): New function.
3263 (pass_local_alloc): Add the gate function.
3265 * alias.c (value_addr_p, stack_addr_p): New functions.
3266 (nonoverlapping_memrefs_p): Use them for IRA.
3268 * common.opt (fira, fira-algorithm, fira-coalesce,
3269 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3270 fira-verbose): New options.
3272 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3273 move_cost, may_move_in_cost, may_move_out_cost): Make the
3275 (move_table): Remove typedef.
3276 (init_move_cost): Make it external.
3277 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3280 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3281 setup_reg_classes): New function prototypes.
3282 (eliminable_regset): New external variable declaration.
3283 (build_insn_chain, update_equiv_regs): New function prototypes.
3285 * Makefile.in (IRA_INT_H): New definition.
3286 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3287 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3288 (reload1.o, toplev.o): Add dependence on ira.h.
3289 (cfgloopanal.o): Add PARAMS_H.
3290 (caller-save.o): Add dependence on output.h and ira.h.
3291 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3292 ira-emit.o, ira-lives.o): New entries.
3294 * passes.c (pass_ira): New pass.
3296 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3298 * reload1.c (ira.h): Include the header.
3299 (changed_allocation_pseudos): New bitmap.
3300 (init_reload): Initiate the bitmap.
3301 (compute_use_by_pseudos): Permits spilled registers in FROM.
3302 (temp_pseudo_reg_arr): New variable.
3303 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3304 IRA. Call alter_reg with the additional parameter. Don't clear
3305 spilled_pseudos for IRA. Restore original insn chain for IRA.
3306 Clear changed_allocation_pseudos at the end of reload.
3307 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3308 (hard_regno_to_pseudo_regno): New variable.
3309 (count_pseudo): Check spilled pseudos. Set up
3310 hard_regno_to_pseudo_regno.
3311 (count_spilled_pseudo): Check spilled pseudos. Update
3312 hard_regno_to_pseudo_regno.
3313 (find_reg): Use better_spill_reload_regno_p. Check
3314 hard_regno_to_pseudo_regno.
3315 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3317 (eliminate_regs_1): Use additional parameter for alter_reg.
3318 (finish_spills): Set up pseudo_previous_regs only for spilled
3319 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3320 more arguments. Don't clear live_throughout and dead_or_set for
3321 spilled pseudos. Use additional parameter for alter_reg. Call
3322 mark_allocation_change. Set up changed_allocation_pseudos.
3323 Remove sanity check.
3324 (emit_input_reload_insns, delete_output_reload): Use additional
3325 parameter for alter_reg. Call mark_allocation_change.
3326 (substitute, gen_reload_chain_without_interm_reg_p): New
3328 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3330 * testsuite/gcc.dg/20080410-1.c: New file.
3332 * config/s390/s390.h (IRA_COVER_CLASSES,
3333 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3335 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3337 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3339 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3341 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3343 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3345 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3347 2008-08-24 Jeff Law <law@redhat.com>
3348 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3349 when ignoring unavailable registers.
3351 2008-08-24 Jeff Law <law@redhat.com>
3352 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3353 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3354 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3355 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3357 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3358 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3360 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3361 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3362 * reload1.c (find_reg): Process registers in register allocation order.
3364 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3365 * toplev.c (backend_init_target): Move ira_init call from
3367 (lang_dependent_init_target): ...to here.
3369 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3370 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3371 calculate memory move costs for NO_REGS.
3373 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3374 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3375 STACK_REGS is defined.
3377 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3378 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3380 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3381 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3383 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3384 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3385 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3388 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3389 Dorit Nuzman <dorit@il.ibm.com>
3391 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3392 vec_extract_evenv4sf, vec_extract_evenv8hi,
3393 vec_extract_evenv16qi, vec_extract_oddv4si,
3394 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3395 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3396 vec_interleave_highv4si, vec_interleave_lowv4si,
3397 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3398 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3399 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3401 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3404 * config/rs6000/rs6000.c (optimization_options): Don't default to
3405 section anchors without toplevel reorder.
3407 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3409 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3410 (mfc_end_critical_section): Likewise.
3412 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3414 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3415 all type qualifiers from element type to vector type.
3417 2008-08-25 David Daney <ddaney@avtrex.com>
3419 * config/mips/mips.md (immediate_insn): Move up in file, fix
3420 comment typo, reformat.
3421 (fetchop_bit, atomic_hiqi_op memory_barrier,
3422 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3423 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3424 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3425 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3426 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3427 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3428 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3429 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3430 sync_old_nand<mode>, sync_new_nand<mode>,
3431 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3432 test_and_set_12): Moved to sync.md.
3434 * config/mips/sync.md: New file.
3436 2008-08-25 Richard Henderson <rth@redhat.com>
3438 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3439 (regsave): Likewise.
3440 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3441 (output_cfi_directive): Likewise.
3442 (div_data_align): New.
3443 (output_cfi): Use it.
3445 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3447 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3448 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3449 (TARGET_OCTEON): New macro.
3450 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3451 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3452 (ISA_HAS_POP): New macro.
3453 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3455 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3457 * config/mips/mips.md (cpu): Add octeon.
3458 (type): Add pop attribute value.
3459 (popcount<mode>2): New pattern.
3460 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3462 2008-08-24 Jan Hubicka <jh@suse.cz>
3464 * doc/invoke.texi (-fipa-cp-clone): New option.
3465 (-fipa-cp): Update docs.
3466 (--param ipcp-unit-growth):New.
3467 * ipa-cp.c: Include fibheap.h, params.h
3468 (ipcp_initialize_node_lattices): When not cloning, all externally
3469 visible functions are bottom.
3470 (ipcp_need_redirect_p): Accept clones.
3471 (ipcp_insert_stage): Use cost driven heuristics.
3472 (max_count, dead_nodes): New static vars.
3473 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3474 ipcp_const_param_count): New functions.
3475 * common.opt (ipa-cp-clone): New command line option.
3476 * params.def (ipcp-unit-growth): New.
3478 2008-08-24 Jan Hubicka <jh@suse.cz>
3480 * tree-inline.c (tree_function_versioning): Look harder
3481 for referenced vars.
3483 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3485 PR tree-optimization/37185
3486 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3488 2008-08-23 Jan Hubicka <jh@suse.cz>
3490 * ipa-cp.c (ipcp_analyze_node): New function.
3491 (ipcp_update_cloned_node): Use it.
3492 (ipcp_init_stage): Likewise.
3493 * ipa-inline.c (function_insertion_hook_holder): New static var.
3494 (analyze_function): Break out from ....
3495 (inline_generate_summary): Here; register insertion hook.
3496 (cgraph_decide_inlining): Remove hook.
3497 (add_new_function): New function.
3499 2008-08-23 Jan Hubicka <jh@suse.cz>
3501 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3503 2008-08-23 Jan Hubicka <jh@suse.cz>
3505 * ipa-cp.c (constant_val_insert): Remove.
3506 (ipcp_propagate_one_const): Remove.
3507 (ipcp_create_replace_map): Always insert replacements to the map.
3508 (ipcp_insert_stage): Do not try to insert statements by hand.
3509 * tree-inline.c (insert_init_stmt): Break out from ...
3510 (setup_one_parameter): ... here; allow NULL BB pointer.
3511 (tree_function_versioning): Use setup_one_parameter to process
3514 2008-08-23 Jan Hubicka <jh@suse.cz>
3516 * tree.c (decl_address_ip_invariant_p): New function.
3517 * tree.h (decl_address_ip_invariant_p): Declare.
3518 * gimple.c (strip_invariant_refs): Break out from ...
3519 (is_gimple_invariant_address): ... here
3520 (is_gimple_ip_invariant_address): New function.
3521 (is_gimple_ip_invariant): New function.
3522 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3525 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3526 (ipcp_lat_is_insertable): All constants are insertable.
3527 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3528 IPA_CONST_VALUE_REF.
3529 (ipcp_initialize_node_lattices): Propagate all types of operands.
3530 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3531 (ipcp_create_replace_map): Reformat.
3532 (ipcp_need_redirect_p): Simplify.
3533 (ipcp_insert_stage): Check that argument is used before clonning.
3534 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3535 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3536 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3537 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3538 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3539 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3540 * tree-inline.c (tree_function_versioning): Add variables referenced by
3543 2008-08-23 Jan Hubicka <jh@suse.cz>
3546 * i386.c (standard_80387_constant_p): Use optimize_size.
3548 2008-08-23 Ira Rosen <irar@il.ibm.com>
3550 PR tree-optimization/37161
3551 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3552 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3553 (vect_determine_vectorization_factor): Move the scalar type
3554 retrieval to vect_get_smallest_scalar_type.
3555 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3556 scalar type. Remove redundant computation.
3557 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3558 (vect_get_slp_defs): Take the type of RHS into account if
3559 necessary by calling vect_get_smallest_scalar_type. Call
3560 vect_get_constant_vectors with additional argument.
3562 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3565 * doc/invoke.texi (Wwrite-strings): Clarify description.
3567 2008-08-23 Ira Rosen <irar@il.ibm.com>
3569 PR tree-optimization/37174
3570 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3571 def stmt is a part of the loop before accessing its stmt_vec_info.
3573 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3576 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3577 (*swap): New insn pattern.
3578 (*ashlqi3): Rename from ashlqi3 insn pattern.
3579 (ashlqi3): New expanders.
3580 (*lshrqi3): Rename from lshrqi3 insn pattern.
3581 (lshrqi3): New expanders.
3582 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3583 lshrqi3_const5, lshrqi3_const6): New splitters.
3584 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3585 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3588 2008-08-22 Richard Guenther <rguenther@suse.de>
3590 PR tree-optimization/37078
3591 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3592 [+INF, +INF] ranges.
3594 2008-08-22 Richard Guenther <rguenther@suse.de>
3596 PR tree-optimization/37143
3597 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3598 a conversion statement instead of a copy.
3600 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3603 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3604 CCCmode, CCOmode and CCSmode destination modes.
3607 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3608 from different units in a single alternative.
3609 (*vec_extractv2sf_1): Ditto.
3610 (*vec_extractv2si_0): Ditto.
3611 (*vec_extractv2si_1): Ditto.
3612 * config/i386/sse.md (sse2_storehpd): Ditto.
3613 (sse2_storelpd): Ditto.
3614 (sse2_loadhpd): Ditto.
3615 (sse2_loadlpd): Ditto.
3618 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3619 (popcountsi2): Ditto.
3620 (clzdi2_abm): Ditto.
3621 (popcountdi2): Ditto.
3622 (clzhi2_abm): Ditto.
3623 (popcounthi2): Ditto.
3625 2008-08-22 Richard Guenther <rguenther@suse.de>
3629 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3630 if the multiplication does not overflow.
3632 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3634 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3636 2008-08-21 Richard Henderson <rth@redhat.com>
3638 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3639 spurrious comma from test.
3640 * configure: Rebuild.
3642 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3645 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3648 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3650 * c-tree.h (grokfield): New argument.
3651 * c-decl.c (grokfield): Handle new location argument.
3652 * c-parser.c (c_parser_struct_declaration): Pass location to
3655 2008-08-21 Richard Guenther <rguenther@suse.de>
3657 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3659 2008-08-21 Jan Hubicka <jh@suse.cz>
3661 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3662 (cgraph_add_function_insertion_hook,
3663 cgraph_remove_function_insertion_hook,
3664 cgraph_call_function_insertion_hooks): New functions.
3665 * cgraph.h (cgraph_add_function_insertion_hook,
3666 cgraph_remove_function_insertion_hook,
3667 cgraph_call_function_insertion_hooks): Declare.
3668 * ipa-reference.c (function_insertion_hook_holder): New variable.
3669 (check_operand, look_for_address_of): When checking late, do not care
3670 about module bitmaps.
3671 (add_new_function): New function.
3672 (generate_summary): Register hooks; zero module bitmaps.
3673 (propagate): Unregister hooks.
3674 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3675 (add_new_function): New function.
3676 (generate_summary): Register hook.
3677 (propagate): Remove hook.
3679 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3681 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3682 * ipa-cp.c (ipcp_update_cloned_node): New function.
3683 (build_const_val): Handle functions correctly; bring type logic
3684 into sync with tree-inline.c
3685 (ipcp_init_stage): Take care of computing stuff needed by
3686 indirect inlining; update clones.
3687 (ipcp_generate_summary): Break out of ipcp_driver.
3688 (ipcp_driver): Do only execution and transformation.
3689 (pass_ipa_cp): Make IPA_PASS.
3690 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3692 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3693 ipcp, some info is already available.
3694 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3695 * tree-inline.c (remap_ssa_name): Unshare expression.
3697 2008-08-21 Richard Guenther <rguenther@suse.de>
3699 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3700 a PHI ask VN if it is already available.
3701 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3702 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3704 2008-08-21 Richard Guenther <rguenther@suse.de>
3707 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3708 makes sure to produce a result of the correct type.
3710 2008-08-21 Jan Hubicka <jh@suse.cz>
3711 Backport from LTO branch:
3713 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3714 Jan Hubicka <jh@suse.cz>
3717 (init_state, finish_state, set_function_state, generate_summary):
3719 (scan_stmt): Renamed from scan_function. Changed to keep state in
3720 local static vars rather than cgraph aux field.
3721 (propagate): Renamed from static_execute. Changed to keep state in
3722 local static vars rather than cgraph aux field.
3723 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3724 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3726 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3728 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3729 * ipa-reference.c (init_function_info, generate_summary,
3730 propagate): New functions.
3731 (analyze_function): Call init_function_info.
3732 (static_execute): Stripped into generate_summary and propagate.
3733 (pass_ipa_reference): Made into ipa_opt_pass.
3735 2008-08-21 Richard Guenther <rguenther@suse.de>
3737 PR tree-optimization/37181
3738 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3740 (extract_range_from_unary_expr): Likewise.
3742 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3744 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3746 * toplev.h (pedwarn_at): Likewise.
3747 * builtins.c: Update all calls to pedwarn.
3748 * c-lex.c: Likewise.
3749 * toplev.c: Likewise.
3750 * c-tree.h: Likewise.
3751 * c-decl.c: Likewise.
3752 * c-errors.c: Likewise.
3753 * c-typeck.c: Likewise.
3754 * c-common.c: Likewise.
3755 * c-parser.c: Likewise.
3757 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3760 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3761 with MODE_VECTOR_INT mode.
3763 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3766 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3767 initialized outside the current module.
3768 (warn_uninitialized_var): Ignore left-hand side when walking the
3769 trees. Ignore address expressions. Examine VUSE operands in gimple
3770 statements with a variable declaration on the right-hand side.
3772 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3775 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3777 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3780 * c-common.c (conversion_warning): Do not warn if applying bit-and
3781 operator to unsigned constant that fits in the target type.
3783 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3786 * c-common.c (conversion_warning): Do not warn for artificial
3789 2008-08-20 Richard Guenther <rguenther@suse.de>
3791 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3792 (extract_range_from_binary_expr): Fall back to constant propagation.
3793 (extract_range_from_unary_expr): Likewise.
3795 2008-08-20 Richard Guenther <rguenther@suse.de>
3797 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3798 with TREE_THIS_VOLATILE on shared nodes.
3799 (fold_stmt_r): Likewise.
3801 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3804 * c-parser.c (c_parser_attributes): For keywords use canonical
3805 spelling for attr_name.
3807 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3809 * value-prof.c (check_counter): Revert wrong call to error.
3811 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3813 * profile.c: Update calls to inform.
3814 * value-prof.c: Update calls to inform.
3816 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3818 * diagnostic.c (inform): Add an explicit location_t parameter.
3819 * toplev.h (inform): Update declaration.
3820 * builtins.c: Update all calls to inform.
3821 * c-common.c: Likewise.
3822 * c-decl.c: Likewise.
3823 * c-opts.c: Likewise.
3824 * c-pch.c: Likewise.
3825 * c-pragma.c: Likewise.
3826 * c-typeck.c: Likewise.
3827 * coverage.c: Likewise.
3829 * toplev.c: Likewise.
3830 * tree-cfg.c: Likewise.
3831 * tree-ssa.c: Likewise.
3833 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3836 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3837 V2DI mode, for SSE4.1, use movq instead of vector set if the
3838 second element is zero and inter-unit moves are OK.
3840 2008-08-20 Richard Guenther <rguenther@suse.de>
3842 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3843 properly handle conversion/copy chains after tuplification.
3845 2008-08-20 Richard Guenther <rguenther@suse.de>
3847 * passes.c (init_optimization_passes): Move the second
3848 forwprop pass before alias computation. Remove the second
3849 DCE pass. Remove the first dominator and phi copy/const
3852 2008-08-20 Nick Clifton <nickc@redhat.com>
3854 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3855 support of this feature. Do not assume that a sufficiently new
3856 assembler will support the feature regardless of the target type.
3857 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3858 * configure: Regenerate.
3860 2008-08-20 Richard Guenther <rguenther@suse.de>
3862 * tree-vrp.c (found_in_subgraph): Remove.
3863 (live): New global static.
3864 (live_on_edge): New function.
3865 (blocks_visited): Remove.
3866 (register_edge_assert_for_2): Use live_on_edge.
3867 (find_conditional_asserts): Remove code dealing with
3868 found_in_subgraph. Do not walk the CFG.
3869 (find_switch_asserts): Likewise.
3870 (find_assert_locations_1): Renamed from find_assert_locations.
3871 Move finding assert locations for conditional and switch
3872 statements first. Update live bitmap. Do not walk the CFG.
3873 (find_assert_locations): New function.
3874 (insert_range_assertions): Remove entry of CFG walk.
3875 Adjust call to find_assert_locations.
3876 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3877 that only can appear because of fake exit edges but assert we
3878 never try to insert on those.
3879 (fini_pre): Do not remove fake exit edges here...
3880 (execute_pre): ...but here, before committing edge inserts.
3882 2008-08-19 Richard Guenther <rguenther@suse.de>
3884 * passes.c (init_optimization_passes): Exchange store-ccp
3887 2008-08-19 Rafael Espíndola <espindola@google.com>
3889 * varasm.c (weak_decls): Move earlier in the file.
3890 (assemble_external): Add weak decls to the weak_decls list.
3891 (declare_weak): Don't add decls to the weak_decls list.
3893 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3896 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3897 before (sse2_shufpd_<mode>).
3899 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3902 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3903 * tree.c (block_nonartificial_location): Likewise.
3905 2008-08-19 Richard Guenther <rguenther@suse.de>
3907 PR tree-optimization/35972
3908 PR tree-optimization/23094
3909 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3911 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3912 handle MISALIGNED_INDIRECT_REF.
3913 (get_ref_from_reference_ops): New helper.
3914 (vn_reference_lookup_pieces): Walk the use-def chain using the
3915 alias-oracle if requested.
3916 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3917 walking the use-def chain.
3918 (compute_avail): But not here.
3919 (create_component_ref_by_pieces_1): Properly handle
3920 MISALIGNED_INDIRECT_REF.
3921 (do_regular_insertion): Handle fully redundant
3922 expressions after PHI-translation also for SSA_NAME values, not
3923 only constants. Correctly use edoubleprime for that.
3925 2008-08-19 Ira Rosen <irar@il.ibm.com>
3927 * tree-vectorizer.c (supportable_widening_operation): Support
3928 multi-step conversion, return the number of steps in such conversion
3929 and the required intermediate types.
3930 (supportable_narrowing_operation): Likewise.
3931 * tree-vectorizer.h (vect_pow2): New function.
3932 (supportable_widening_operation): Change argument types.
3933 (supportable_narrowing_operation): Likewise.
3934 (vectorizable_type_promotion): Add an argument.
3935 (vectorizable_type_demotion): Likewise.
3936 * tree-vect-analyze.c (vect_analyze_operations): Call
3937 vectorizable_type_promotion and vectorizable_type_demotion with
3938 additional argument.
3939 (vect_get_and_check_slp_defs): Detect patterns.
3940 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3942 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3943 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3944 according to the smallest type in the loop.
3945 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3946 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3947 supportable_widening_operation with correct arguments.
3948 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3949 operands lists according to the number of vector statements in left
3950 or right node, if exists.
3951 (vect_gen_widened_results_half): Remove unused argument.
3952 (vectorizable_conversion): Call supportable_widening_operation,
3953 supportable_narrowing_operation, and vect_gen_widened_results_half
3954 with correct arguments.
3955 (vectorizable_assignment): Change documentation, support multiple
3957 (vectorizable_operation): Likewise.
3958 (vect_get_loop_based_defs): New function.
3959 (vect_create_vectorized_demotion_stmts): Likewise.
3960 (vectorizable_type_demotion): Support loop-aware SLP and general
3961 multi-step conversion. Call vect_get_loop_based_defs and
3962 vect_create_vectorized_demotion_stmts for transformation.
3963 (vect_create_vectorized_promotion_stmts): New function.
3964 (vectorizable_type_promotion): Support loop-aware SLP and general
3965 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3967 (vectorizable_store): Change documentation, support multiple
3969 (vectorizable_load): Likewise.
3970 (vect_transform_stmt): Pass SLP_NODE to
3971 vectorizable_type_promotion and vectorizable_type_demotion.
3972 (vect_schedule_slp_instance): Move here the calculation of number
3973 of vectorized statements for each node from...
3974 (vect_schedule_slp): ... here.
3975 (vect_transform_loop): Call vect_schedule_slp without the last
3978 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3981 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3982 to == in assert statement.
3983 (vectorizable_reduction): Fix typo.
3985 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3988 * value-prof.c (check_counter): Dereference pointer to overall
3989 count when printing it.
3991 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3993 * profile.h: Really add it.
3995 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3997 * mcf.c: Really add it.
3999 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4000 Vinodha Ramasamy <vinodha@google.com>
4002 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4004 * value-prof.c (check_counter): Fix the counter if
4005 flag_profile_correction is true.
4006 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4007 tree_mod_subtract_transform):
4008 Follow check_counter parameter change.
4009 * common.opt (fprofile-correction): New option.
4011 * profile.h: Likewise.
4012 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4013 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4014 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4016 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4017 flag_profile_correction is set.
4019 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4021 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4023 2008-08-18 Tomas Bily <tbily@suse.cz>
4025 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4026 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4028 * tree-data-ref.c (split_constant_offset_1): Likewise.
4029 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4030 * tree-sra.c (sra_walk_expr): Likewise.
4031 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4032 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4033 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4034 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4036 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4037 * tree-vect-transform.c (vectorizable_type_demotion)
4038 (vectorizable_type_promotion): Likewise.
4039 * tree-inline.c (expand_call_inline):
4040 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4041 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4042 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4043 * expr.c (expand_expr_real_1): Likewise.
4044 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4045 (gimple_assign_unary_useless_conversion_p): Likewise.
4046 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4047 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4048 * fold-const.c (fold_unary): Likewise.
4049 * tree.h (CONVERT_EXPR_P): Likewise.
4050 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4051 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4053 (register_edge_assert_for_2, extract_range_from_unary_expr)
4054 (register_edge_assert_for_1): Likewise.
4056 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4058 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4059 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4060 (enum real_value_const): Delete.
4061 (get_real_const): Delete.
4062 * real.c (get_real_const): Delete.
4063 (dconst_e_ptr): Define.
4064 (dconst_third_ptr): Define.
4065 (dconst_sqrt2_ptr): Define.
4066 * builtins.c: Update all callers.
4068 2008-08-18 Richard Guenther <rguenther@suse.de>
4070 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4071 statement iterator after statement removal.
4073 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4075 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4076 (detect_processor_freebsd): Likewise.
4077 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4079 2008-08-18 Richard Guenther <rguenther@suse.de>
4081 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4082 and loads have the correct types.
4084 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4087 * c-opts.c (cpp_opts): Remove static.
4088 * c-parser.c (cpp_opts): Declare it extern.
4089 (disable_extension_diagnostics): Handle cpp options.
4090 (enable_extension_diagnostics): Likewise.
4092 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4094 * diagnostics.c (permerror_at): Rename as permerror.
4095 (permerror): Delete.
4096 * toplev.h: Likewise.
4098 2008-08-18 Richard Guenther <rguenther@suse.de>
4100 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4101 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4102 Move call_cdce before build_alias. Move copyrename2,
4103 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4104 right after final inlining.
4105 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4106 (pass_build_cfg): But instead via TODO_dump_func.
4108 2008-08-18 Richard Guenther <rguenther@suse.de>
4110 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4112 (scalarize_init): If we failed to generate some initializers
4113 do not generate zeros for not instantiated members. Instead
4114 rely on the copy out.
4115 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4116 about missing flow-sensitive alias info only if we have
4119 2008-08-17 Nick Clifton <nickc@redhat.com>
4121 * doc/extend.texi (Function Attributes): Fix typo in description
4122 if hot function attribute.
4124 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4125 Richard Sandiford <rdsandiford@googlemail.com>
4127 * doc/install.texi (--with-mips-plt): Document.
4128 * doc/invoke.texi (-mplt, -mno-plt): Document.
4129 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4130 and handle ${with_mips_plt}.
4131 * config/mips/mips.opt (mplt): New option.
4132 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4133 (TARGET_ABICALLS_PIC2): Likewise.
4134 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4135 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4136 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4137 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4138 to decide whether to output ".option picX" directives.
4139 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4140 Pass -call_nonpic rather than -KPIC for -mplt.
4141 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4142 on the command line. Also remove it when -mabi=64 is used without
4144 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4145 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4146 TARGET_ABICALLS_PIC0.
4147 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4149 (mips16_build_function_stub): Only output ".option pic" directives
4150 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4151 (mips16_build_call_stub): Fix comment and remove redundant
4152 ".set at"/"set .noat" directives.
4153 (mips_function_rodata_section): Use the default behaviour for
4154 TARGET_ABSOLUTE_ABICALLS.
4155 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4156 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4157 (mips_restore_gp): Do nothing if the current function doesn't use
4159 (mips_expand_prologue): Only save $gp if the current function uses it.
4160 Use a normal move for TARGET_ABICALLS_PIC0.
4161 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4163 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4165 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4166 of function when handling GLOBAL_POINTER_REGNUM.
4168 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4171 * common.opt (-fstack-check): Do not declare the variable here.
4172 (-fstack-check=): New option variant.
4173 * doc/invoke.texi (Code Gen Options): Document it.
4174 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4175 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4176 (STACK_CHECK_STATIC_BUILTIN): New macro.
4177 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4178 * opts.c: Include expr.h.
4179 (common_handle_option) <OPT_fold_stack_check_>: New case.
4180 <OPT_fstack_check>: Likewise.
4181 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4182 consistently in the test for variable-sized types. Adjust for
4183 new behaviour of flag_stack_check.
4184 * explow.c: Include except.h.
4185 (allocate_dynamic_stack_space): Do not take into account
4186 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4187 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4188 for variable-sized parameters. Treat all parameters whose size is
4189 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4190 stack checking is enabled.
4191 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4192 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4193 if generic stack checking is enabled.
4194 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4195 * reload1.c (reload): Likewise.
4196 * stmt.c (expand_decl): Assert that all automatic variables have
4197 fixed size at this point and remove dead code.
4198 * flags.h (stack_check_type): New enumeration type.
4199 (flag_stack_check): Declare.
4200 * toplev.c (flag_stack_check): New global variable.
4201 * Makefile.in (opts.o): Add dependency on EXPR_H.
4202 (explow.o): Add dependency on except.h.
4204 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4206 * config/avr/avr.c (avr_override_options): Reduce value of
4207 PARAM_INLINE_CALL_COST.
4209 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4211 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4212 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4213 lieu of TYPE_MODE (type) throughout.
4215 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4217 * config/arm/arm.c (add_minipool_backward_ref): Check for
4218 8-byte-aligned entries in second case of forcing insertion after a
4219 particular entry. Change third case to avoid inserting
4220 non-8-byte-aligned entries before 8-byte-aligned ones.
4222 2008-08-15 Richard Guenther <rguenther@suse.de>
4224 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4225 strip components for unknown size accesses.
4227 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4229 * config/s390/2097.md New file.
4230 * config/s390/s390.md ("z10prop" attribute): Define none,
4231 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4232 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4233 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4234 possible values and apply them to insns as appropriate.
4235 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4236 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4237 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4238 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4240 ("bfp" mode attribute): Removed. Every occurence replaced
4242 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4243 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4246 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4249 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4252 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4254 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4255 additional argument. Support reduction when duplication is needed due
4256 to data-types of different sizes in the loop.
4257 (get_initial_def_for_induction): Fix printout.
4258 (vect_get_vec_def_for_stmt_copy): Support case where the
4259 vec_stmt_for_operand is a phi node.
4260 (vectorizable_reduction): Support reduction when duplication is needed
4261 due to data-types of different sizes in the loop.
4262 (vectorizable_call): Remove restriction to not vectorize in case we
4263 have data-types of different sizes in the loop.
4264 (vectorizable_conversion): Likewise.
4265 (vectorizable_operation): Likewise.
4266 (vectorizable_type_demotion): Likewise.
4267 (vectorizable_type_promotion): Likewise.
4268 (vectorizable_induction): Add restriction to not vectorize in case
4269 we have data-types of different sizes in the loop.
4271 2008-08-14 Christophe Saout <christophe@saout.de>
4272 Uros Bizjak <ubizjak@gmail.com>
4275 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4276 (*vec_concatv2di_rex64_sse4_1): Ditto.
4277 (*vec_concatv2di_rex64_sse): Ditto.
4279 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4282 * fold-const.c (fold_widened_comparison): Do not allow
4283 sign changes that change the result even if shorter type
4284 is wider than arg1_unw's type.
4286 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4288 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4289 Skip if the multilib testing specifies -march that does not
4290 agree with the one specified in the testcase.
4292 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4294 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4295 zero extend SImode values being converted to TFmode before passing
4298 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4300 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4301 __PPU__ when targeting the Cell/B.E. PPU processor.
4303 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4305 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4306 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4307 Rematerialize the static chain, if any.
4308 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4311 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4313 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4314 (new_loc_descr): Likewise.
4315 (add_loc_descr): Likewise.
4316 (size_of_loc_descr): Likewise.
4317 (size_of_locs): Likewise.
4318 (output_loc_operands): Likewise.
4319 (output_loc_sequence): Likewise.
4320 (new_reg_loc_descr): New.
4321 (build_cfa_loc): Use it.
4322 (build_cfa_aligned_loc): Likewise.
4323 (one_reg_loc_descriptor): Likewise.
4324 (based_loc_descr): Likewise.
4326 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4329 * doc/invoke.texi (Wmain): Update.
4330 * c-decl.c (start_decl): warn_main is only 0 or 1.
4331 (start_function): Likewise. Fix formatting.
4332 (finish_function): Delete redundant warning.
4333 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4334 * c-opts (c_common_handle_option): -Wall only has effect if
4335 warn_main is uninitialized. OPT_Wmain is automatically
4336 handled. -pedantic also enables Wmain.
4337 (c_common_post_options): Handle all logic for Wmain here.
4338 * c-common.c (warn_main): Delete.
4339 (check_main_parameter_types): Make pedwarns conditional on
4341 * c-common.h (warn_main): Delete.
4343 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4346 * expr.c (emit_group_store): Allocate stack temp with the
4347 largest alignment when copying from register to stack.
4349 2008-08-13 Richard Guenther <rguenther@suse.de>
4351 * tree.h (maybe_fold_offset_to_address): Declare.
4352 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4353 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4354 Likewise for POINTER_PLUS_EXPR.
4355 (maybe_fold_offset_to_reference): Enable disabled code.
4356 (maybe_fold_offset_to_address): New function.
4357 (fold_stmt_r): Use it.
4358 (fold_gimple_assign): Likewise.
4359 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4360 (gimplify_expr): Likewise.
4362 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4364 * toplev.h (pedwarn_at): Fix declaration.
4366 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4368 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4369 LINK_SPEC): Use %R in -Y P argument.
4371 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4374 * diagnostic.c (pedwarn_at): New.
4375 * toplev.h (pedwarn_at): Declare.
4376 * c-tree.h (build_enumerator): Update declaration.
4377 * c-decl.c (finish_enum): Update comment.
4378 (build_enumerator): Take a location parameter. Give a pedwarn but do
4379 not perform any conversion.
4380 * c-parser.c (c_parser_enum_specifier): Set correct location for
4383 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4386 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4387 expressions except for conversions to signed:1 bitfields. Handle
4388 COND_EXPR with constant operands.
4390 2008-08-13 Richard Guenther <rguenther@suse.de>
4392 PR tree-optimization/15255
4393 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4394 (struct oecount_s): New struct and VEC types.
4396 (oecount_hash): New function.
4397 (oecount_eq): Likewise.
4398 (oecount_cmp): Likewise.
4399 (zero_one_operation): New function.
4400 (build_and_add_sum): Likewise.
4401 (undistribute_ops_list): Perform un-distribution of multiplication
4402 and division on the chain of summands.
4403 (should_break_up_subtract): Also break up subtracts for factors.
4404 (reassociate_bb): Delete dead visited statements.
4405 Call undistribute_ops_list. Re-sort and optimize if it did something.
4406 * passes.c (init_optimization_passes): Move DSE before
4408 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4411 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4413 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4415 * doc/invoke.texi: Revert unintended checkin.
4417 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4420 * gcc.c (include_spec_function): Tweak call to find_a_file.
4422 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4425 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4426 and TRUTH_ORIF_EXPR.
4427 * dojump.c (do_jump): Likewise.
4429 PR tree-optimization/37084
4430 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4431 if id->regimplify, don't assume stmt is a cast assignment.
4433 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4435 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4437 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4440 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4443 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4445 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4446 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4448 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4449 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4450 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4451 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4452 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4454 * doc/tm.texi (Storage Layout): Remove documentation for
4455 TARGET_FLOAT_FORMAT.
4457 * simplify-rtx.c (simplify_binary_operation_1): Replace
4458 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4460 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4462 * real.h (struct real_format): New member has_sign_dependent_rounding.
4463 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4464 spu_single_format, ieee_double_format, mips_double_format,
4465 motorola_double_format, ieee_extended_motorola_format,
4466 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4467 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4468 mips_extended_format, ieee_quad_format, mips_quad_format,
4469 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4470 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4472 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4473 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4474 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4475 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4476 (ROUND_TOWARDS_ZERO): Likewise.
4478 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4479 (FLOAT_MODE_FORMAT): New macro.
4480 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4481 (MODE_COMPOSITE_P): ... this new macro.
4482 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4483 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4484 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4486 * flags.h: Include "real.h".
4488 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4489 REAL_MODE_FORMAT_COMPOSITE_P.
4490 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4492 * doc/tm.texi (Storage Layout): Remove documentation of
4493 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4494 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4495 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4496 they only apply to libgcc2.a.
4498 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4500 * config/spu/float_disf.c: New file.
4501 * config/spu/float_unsdisf.c: New file.
4502 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4503 (LIB2FUNCS_EXCLUDE): Define.
4505 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4506 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4508 * real.h (struct real_format): New member round_towards_zero.
4509 * real.c (round_for_format): Respect fmt->round_towards_zero.
4510 (ieee_single_format, mips_single_format, motorola_single_format,
4511 spu_single_format, ieee_double_format, mips_double_format,
4512 motorola_double_format, ieee_extended_motorola_format,
4513 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4514 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4515 mips_extended_format, ieee_quad_format, mips_quad_format,
4516 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4517 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4519 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4520 real_format to choose rounding mode when calling MPFR functions.
4521 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4522 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4524 * real.h (real_to_decimal_for_mode): Add prototype.
4525 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4526 Respect target rounding mode when generating decimal representation.
4527 (real_to_decimal): New stub for backwards compatibility.
4528 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4529 real_to_decimal_for_mode instead of real_to_decimal.
4531 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4533 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4534 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4536 * real.c (spu_single_format): New variable.
4537 * real.h (spu_single_format): Declare.
4539 * config/spu/spu.c (spu_override_options): Install SFmode format.
4540 (spu_split_immediate): Use integer mode to operate on pieces of
4541 floating-point values in all cases.
4543 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4544 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4545 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4547 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4549 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4551 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4553 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4555 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4558 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4559 on the VAR_DECL instead of TYPE_READONLY on its type.
4561 2008-08-12 Ira Rosen <irar@il.ibm.com>
4563 * tree-vectorizer.c: Depend on langhooks.h.
4564 (supportable_widening_operation): Add two arguments. Support double
4566 (supportable_narrowing_operation): Likewise.
4567 * tree-vectorizer.h (supportable_widening_operation): Add two
4569 (supportable_narrowing_operation): Likewise.
4570 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4571 supportable_widening_operation with correct arguments.
4572 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4573 (vectorizable_type_demotion): Support double type conversions.
4574 (vectorizable_type_promotion): Likewise.
4575 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4577 2008-08-11 Michael Matz <matz@suse.de>
4579 * i386/i386.c (override_options): Move initialisation from
4580 flag_schedule_insns_after_reload to here from ...
4581 (optimization_options): ... here.
4583 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4585 PR rtl-optimization/36998
4586 * dwarf2out.c (compute_barrier_args_size_1,
4587 compute_barrier_args_size): Temporarily remove assertions.
4589 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4592 * tree-ssa.c (struct walk_data): Add new flag
4593 warn_possibly_uninitialized.
4594 (warn_uninitialized_var): Use it.
4595 (warn_uninitialized_vars): New.
4596 (execute_early_warn_uninitialized): Call it.
4597 (execute_late_warn_uninitialized): Likewise.
4599 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4602 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4605 2008-08-09 Jan Hubicka <jh@suse.cz>
4608 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4610 (expand_fix): Be prepared for expansion to fail.
4611 (expand_sfix_optab): Remove instructions if expansion failed.
4613 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4615 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4617 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4618 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4620 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4622 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4623 mips/t-libgcc-mips16 to tmake_file.
4624 * config/mips/mips-protos.h (mips_call_type): New enum.
4625 (mips_pic_base_register, mips_got_load): Declare.
4626 (mips_restore_gp): Take an rtx argument.
4627 (mips_use_pic_fn_addr_reg_p): Declare.
4628 (mips_expand_call): Replace the sibcall_p argument with
4629 a mips_call_type argument. Add a lazy_p parameter.
4630 (mips_split_call): Declare.
4631 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4632 (MIPS16_PIC_TEMP): Likewise.
4633 (reg_class): Delete M16_NA_REGS.
4634 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4635 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4636 (mips_split_hi_p): Declare.
4637 * config/mips/mips.c (mips_split_hi_p): New array.
4638 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4639 (mips_got_symbol_type_p): New function.
4640 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4641 (mips16_stub_function_p): New function.
4642 (mips16_local_function_p): Likewise.
4643 (mips_use_pic_fn_addr_reg_p): Likewise.
4644 (mips_cannot_force_const_mem): Return false for HIGHs.
4645 Extend CONST_INT and symbolic handling to MIPS16, using
4646 mips_symbol_insns to check that the base symbol type is a
4647 legitimate constant. Reject GOT-based constants if
4648 TARGET_MIPS16_PCREL_LOADS.
4649 (mips_const_insns): Check targetm.cannot_force_const_mem when
4650 decomposing a symbolic base and a large offset.
4651 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4652 When calling a function that needs $25 from MIPS16 code,
4653 move the target address into $25 separately and add a USE
4655 (mips16_gp_pseudo_reg): Insert the initializer immediately
4656 before the first real insn.
4657 (mips_pic_base_register, mips_got_load): New functions.
4658 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4659 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4660 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4661 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4662 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4663 also passing NULL_RTX rather than const0_rtx as the aux argument.
4664 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4665 instead of TARGET_EXPLICIT_RELOCS.
4666 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4667 (mips_load_call_address): Replace the sibcall_p argument with
4668 a mips_call_type argument. Use mips_got_load.
4669 (mips16_local_alias): New structure.
4670 (mips16_local_aliases): New variable.
4671 (mips16_local_aliases_hash): New function.
4672 (mips16_local_aliases_eq): Likewise.
4673 (mips16_local_alias): Likewise.
4674 (mips16_stub_function): Likewise.
4675 (mips16_build_function_stub): Create a local alias for the target
4676 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4677 .cpload directive and an R_MIPS_NONE relocation for the target
4678 function, then load the alias rather than the function itself.
4679 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4680 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4681 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4682 (mips16_build_call_stub): Replace the FN parameter with an
4683 FN_PTR parameter. Force the address into a register if it
4684 isn't a call_insn_operand; don't rely on the caller to do this.
4685 If a call to a locally-defined and locally-binding MIPS16
4686 function must be made indirectly, redirect the call to the
4687 function's local alias. Use mips16_stub_function_p,
4688 mips16_stub_function, mips_expand_call and use_reg.
4689 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4690 Use explicit %hi and %lo accesses where possible.
4691 Use MIPS_CALL to generate the correct code form of a
4692 jal instruction. Add clobbers of $18 instead of uses.
4693 Update the call to mips_emit_call_insn.
4694 (mips_expand_call): Replace the SIBCALL_P argument with a
4695 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4696 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4697 allowing it to modify the call address. Update the calls to
4698 mips_load_call_address and mips_emit_call_insn.
4699 (mips_split_call): New function.
4700 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4701 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4702 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4703 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4704 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4706 (mips_cprestore_slot): New function.
4707 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4708 and use mips_cprestore_slot.
4709 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4711 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4712 then use a copygp_mips16 instruction to set up $28.
4713 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4714 (mips16_lay_out_constants): Call split_all_insns_noflow.
4715 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4716 false if TARGET_MIPS16.
4717 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4718 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4719 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4720 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4721 MIPS16 code. Allow MIPS16 o32 PIC.
4722 (mips_override_options): Allow MIPS16 o32 PIC.
4723 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4724 after reload if TARGET_USE_GOT.
4725 (UNSPEC_COPYGP): New constant.
4726 (length): Use a default length of 8 for MIPS16 GOT loads.
4727 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4728 (*got_page<mode>): Check mips_split_hi_p.
4729 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4730 (unspec_got<mode>, unspec_call<mode>): New expanders.
4731 (load_got<mode>, load_call<mode>): Remove the length attributes.
4732 Use a got attribute instead of a type attribute.
4733 (copygp_mips16): New insn.
4734 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4735 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4736 (sibcall, sibcall_value, call, call_value): Update the calls
4737 to mips_expand_call.
4738 (call_internal, call_value_internal): Use mips_split_call.
4739 (call_value_multiple_internal): Likewise.
4740 (call_split): Move after call_internal (the insn it is split from).
4741 (call_internal_direct, call_value_internal_direct): Turn into
4742 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4743 (call_direct_split, call_value_direct_split): New patterns.
4744 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4745 and use M16_REGS instead of M16_NA_REGS.
4746 * config/mips/predicates.md (const_call_insn_operand): Replace
4747 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4748 mips_use_pic_fn_addr_reg_p check.
4749 (move_operand): Reject HIGHs if mips_split_hi_p.
4750 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4751 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4752 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4753 * config/mips/libgcc-mips16.ver: New file.
4754 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4755 $(srcdir)/config/mips/libgcc-mips16.ver.
4757 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4759 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4760 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4761 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4762 (mips16_cfun_returns_in_fpr_p): Likewise.
4764 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4766 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4767 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4768 rather than 4 to PC.
4770 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4772 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4773 (FUNCTION_PROFILER): Save the static chain pointer into $2
4774 beforehand and restore it aftewards.
4775 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4776 address directly into $25 and call the function through $25;
4777 do not clobber $3. Pad the DImode version to cover the space
4778 left by the deleted $25 <- $3 move.
4779 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4780 the removal of the $25 <- $3 move.
4781 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4782 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4784 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4785 Daniel Jacobowitz <dan@codesourcery.com>
4787 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4788 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4789 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4790 * config/mips/mips.c (mips_start_function_definition): New function.
4791 (mips_end_function_definition): Likewise.
4792 (mips_output_function_prologue): Use mips_start_function_definition.
4793 (mips_output_function_epilogue): Use mips_end_function_definition.
4794 (build_mips16_function_stub): Use mips_start_function_definition
4795 and mips_end_function_definition.
4796 (build_mips16_call_stub): Likewise.
4798 2008-08-09 Richard Guenther <rguenther@suse.de>
4800 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4801 * gimple.h (gimple_call_fn): Adjust comment.
4802 (gimple_call_set_fndecl): New function.
4803 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4804 longer having bare FUNCTION_DECL operand.
4805 (gimple_call_return_type): Likewise.
4806 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4808 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4809 (gimple_mod_pow2): Likewise.
4810 (gimple_mod_subtract): Likewise.
4811 (gimple_ic): Likewise.
4812 (gimple_stringop_fixed_value): Likewise.
4813 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4814 longer having bare FUNCTION_DECL operand.
4815 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4816 * omp-low.c (optimize_omp_library_calls): Likewise.
4817 * cgraphunit.c (update_call_expr): Likewise.
4818 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4819 (execute_convert_to_rsqrt): Likewise.
4820 * cfgexpand.c (gimple_to_tree): Simplify.
4821 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4822 bare FUNCTION_DECL operand.
4823 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4824 (convert_gimple_call): Use gimple_call_fndecl.
4825 * c-common.c (c_warn_unused_result): Likewise.
4827 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4830 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4831 (c_finish_return): Likewise.
4832 (c_start_case): Likewise.
4833 * c-common.c (warn_for_collisions_1): Use explicit location in
4835 * c-parser.c (c_parser_condition): New. Call
4836 verify_sequence_points.
4837 (c_parser_paren_condition): Call c_parser_condition.
4838 (c_parser_for_statement): Call c_parser_condition.
4840 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4843 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4844 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4845 Moved from diagnostic.h
4846 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4848 (emit_diagnostic): New.
4849 (warning0, pedwarn0): Delete.
4850 (warning, warning_at, pedwarn, permerror): Return bool.
4851 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4852 Moved to diagnostic.c.
4853 (struct diagnostic_context): Use correct type for
4854 classify_diagnostic.
4855 (diagnostic_report_diagnostic): Update declaration.
4856 (emit_diagnostic): Declare.
4857 * errors.c (warning): Return bool.
4858 * errors.h (warning): Update declaration.
4859 * toplev.h (warning0, pedwarn0): Delete.
4860 (warning, warning_at, pedwarn, permerror): Return bool.
4861 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4862 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4863 inform. Update all calls.
4864 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4865 before giving informative note.
4866 (implicit_decl_warning): Likewise.
4867 * c-typeck.c (build_function_call): Likewise.
4868 * tree-sssa.c (warn_uninit): Likewise.
4869 * builtins.c (gimplify_va_arg_expr): Likewise.
4871 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4874 * doc/invoke.texi (-Wextra): Move warning from here...
4875 (-Wuninitialized): ... to here.
4877 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4880 * flags.h (set_Wunused): Delete
4881 * toplev.c (process_options): Handle Wunused flags here.
4882 * opts.c (maybe_warn_unused_parameter): Delete.
4883 (common_handle_option): Replace set_Wunused by warn_unused.
4884 (set_Wextra): Do not handle Wunused-parameter here.
4885 (set_Wunused): Delete.
4886 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4888 * common.opt (Wunused): Add Var and Init.
4889 (Wunused-function): Likewise.
4890 (Wunused-label): Likewise.
4891 (Wunused-parameter): Likewise.
4892 (Wunused-value): Likewise.
4893 (Wunused-variable): Likewise.
4895 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4897 * doc/invoke.texi: Add cpu_type power7.
4898 * config.in (HAVE_AS_VSX): New.
4899 * config.gcc: Add cpu_type power7.
4900 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4902 * configure: Regenerate.
4903 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4905 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4906 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4907 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4909 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4911 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4912 type to vectorize.builtin_conversion.
4913 (vectorizable_conversion): Likewise.
4914 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4915 integral type as input.
4916 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4918 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4919 and ALTIVEC_BUILTIN_VCTSXS.
4920 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4923 2008-08-08 Richard Guenther <rguenther@suse.de>
4925 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4926 (surely_varying_stmt_p): Calls are varying only if they are
4927 non-builtin and not indirect or have no result.
4928 (ccp_fold): Re-instantiate code before the tuples merge.
4930 2008-08-08 Richard Guenther <rguenther@suse.de>
4932 PR tree-optimization/37056
4933 * gimple.h (gimple_assign_rhs_class): New helper function.
4934 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4935 unary operations properly.
4937 2008-08-07 Jan Hubicka <jh@suse.cz>
4939 * i386.h (ix86_size_cost): Declare.
4940 (ix86_cur_cost): New function macro.
4941 * i386.md (peepholes expanding size and splitters): Predicate by
4942 optimize_insn_for_speed_p.
4943 (peepholes reduce size and splitters): Predicate by
4944 optimize_insn_for_size_p.
4945 * i386.c (ix86_size_cost): Rename from ...
4946 (size_cost): This one.
4947 (override_options): Update.
4948 (decide_alg): Likewise.
4949 (ix86_expand_clear): Use RTL profile.
4950 (ix86_pad_returns): Use RTL profile.
4952 2008-08-07 Jan Hubicka <jh@suse.cz>
4954 * recog.c (split_all_insns): Set RTL profile
4955 (peephole2_optimize): Likewise.
4956 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4957 * combine.c (combine_instructions): Likewise.
4959 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4961 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4963 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4965 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4966 value in a6 after the set_frame_ptr insn.
4968 2008-08-07 Richard Henderson <rth@redhat.com>
4971 * gcc.c (cpp_options): Pass along -g*.
4973 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4975 * config/arm/arm.c (output_move_neon): Update comment describing
4976 big-endian vector layout.
4977 (arm_assemble_integer): Do not handle big-endian NEON vectors
4979 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4980 neon_vget_lane<mode>_sext_internal,
4981 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4982 element indices for big-endian.
4984 2008-08-07 Richard Henderson <rth@redhat.com>
4986 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4987 * configure, config.in: Rebuild.
4988 * debug.h (dwarf2out_do_cfi_asm): Declare.
4989 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4990 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4991 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4992 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4994 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4996 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4997 movv2si_internal): Combine into mov<mode>_internal.
4998 (movv2si_internal_2): Remove.
5000 2008-08-07 Jan Hubicka <jh@suse.cz>
5003 * i386.md (single stringop patterns): Enable unconditionally.
5005 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5008 * config/i386/emmintrin.h (_mm_move_epi64): Use
5009 __builtin_ia32_movq128.
5011 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5012 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5014 * config/i386/sse.md (sse2_movq128): New.
5016 * doc/extend.texi: Document __builtin_ia32_movq128.
5018 2008-08-07 Richard Guenther <rguenther@suse.de>
5021 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5022 pointers can access anything.
5024 2008-08-06 Jan Hubicka <jh@suse.cz>
5026 * optabs.c (emit_unop_insn): Break out to ...
5027 (maybe_emit_unop_insn): ... this one.
5028 (expand_sfix_optab): Use maybe variant.
5029 * optabs.h (maybe_emit_unop_insn): Declare.
5031 * i386.md (mov0 patterns): Enable by default.
5032 (FP conversion expanders): Disable expansion of code expanding
5033 sequences when instruction should be optimized for size.
5034 (single strinop patterns): Enable when optimizing for size.
5035 (string expanders): Disable expanding of code expanding sequences
5036 when optimizning instruction for size.
5037 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5039 (ix86_fp_comparison_sahf_cost): Likewise.
5040 (ix86_expand_branch): Likewise.
5041 (ix86_expand_ashl_const): Likewise.
5042 (ix86_split_ashl): Likewise.
5043 (ix86_expand_strlen): Likewise.
5044 (ix86_emit_fp_unordered_jump): Likewie.
5046 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5048 * c-common.c: Fix typo.
5049 (c_common_reswords): Activate more C++ keyword warnings.
5051 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5053 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5056 * diagnostic.c (permerror_at): New.
5057 * toplev.h (permerror_at): Declare.
5059 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5060 Ira Rosen <irar@il.ibm.com>
5062 * tree-vect-transform.c (vect_model_simple_cost): Return
5063 immediately if stmt is pure SLP.
5064 (vect_model_store_cost): Ditto.
5065 (vect_model_load_cost): Ditto.
5066 (vectorizable_store): Remove PURE_SLP check before call
5067 to vect_model_store_cost.
5068 (vect_model_store_cost): When checking whether stmt describe
5069 strided access, add a check that it is not slp_node.
5071 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5074 * c-common.c (warn_for_sign_compare): New. Handle separately the
5075 case that 'constant' is zero.
5076 * c-typeck.c (build_binary_op): Move code to c-common.c
5078 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5080 * config/alpha/alpha.c (alpha_preferred_reload_class,
5081 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5082 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5083 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5084 * config/arm/arm.md: Likewise.
5085 * config/avr/avr-protos.h (preferred_reload_class,
5086 test_hard_reg_class, avr_simplify_comparison_p,
5087 out_shift_with_cnt, class_max_nregs): Likewise.
5088 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5089 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5090 preferred_reload_class, test_hard_reg_class): Likewise.
5091 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5092 bfin_memory_move_cost, bfin_secondary_reload,
5093 bfin_output_mi_thunk): Likewise.
5094 * config/crx/crx.c (crx_secondary_reload_class,
5095 crx_memory_move_cost): Likewise.
5096 * config/frv/frv-protos.h (frv_secondary_reload_class,
5097 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5098 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5099 frv_secondary_reload_class, frv_class_likely_spilled_p,
5100 frv_class_max_nregs): Likewise.
5101 * config/h8300/h8300.c (h8300_classify_operand,
5102 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5104 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5105 * config/ia64/ia64.c (ia64_preferred_reload_class,
5106 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5107 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5108 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5110 * config/m68hc11/m68hc11.c (preferred_reload_class,
5111 m68hc11_memory_move_cost): Likewise.
5112 * config/mcore/mcore.c (mcore_secondary_reload_class,
5113 mcore_reload_class): Likewise.
5114 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5115 mips_class_max_nregs, mips_cannot_change_mode_class,
5116 mips_preferred_reload_class, mips_secondary_reload_class,
5117 mips_output_mi_thunk): Likewise.
5118 * config/mmix/mmix.c (mmix_preferred_reload_class,
5119 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5121 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5123 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5124 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5125 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5126 * config/rs6000/rs6000.c (paired_expand_vector_init,
5127 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5128 compare_section_name, rs6000_memory_move_cost): Likewise.
5129 * config/s390/s390.c (s390_emit_compare_and_swap,
5130 s390_preferred_reload_class, s390_secondary_reload,
5131 legitimize_pic_address, legitimize_tls_address,
5132 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5133 s390_class_max_nregs): Likewise.
5134 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5135 * config/s390/s390.md: Likewise.
5136 * config/score/score-protos.h (score_secondary_reload_class,
5137 score_preferred_reload_class): Likewise.
5138 * config/score/score.c (score_preferred_reload_class,
5139 score_secondary_reload_class): Likewise.
5140 * config/score/score3.c (score3_output_mi_thunk,
5141 score3_preferred_reload_class, score3_secondary_reload_class,
5142 score3_hard_regno_mode_ok): Likewise.
5143 * config/score/score3.h (score3_preferred_reload_class,
5144 score3_secondary_reload_class): Likewise.
5145 * config/score/score7.c (score7_output_mi_thunk,
5146 score7_preferred_reload_class, score7_secondary_reload_class,
5147 score7_hard_regno_mode_ok): Likewise.
5148 * config/score/score7.h (score7_preferred_reload_class,
5149 score7_secondary_reload_class): Likewise.
5150 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5151 output_branchy_insn, add_constant, gen_block_redirect,
5152 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5153 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5155 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5156 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5157 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5158 xstormy16_preferred_reload_class): Likewise.
5159 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5160 xtensa_expand_atomic, override_options,
5161 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5163 * reorg.c (try_merge_delay_insns): Likewise.
5164 * tree.c (merge_dllimport_decl_attributes): Likewise.
5166 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5168 2008-08-06 Michael Matz <matz@suse.de>
5170 * Makefile.in (write_entries_to_file): Quote words.
5171 * gengtype.c: (read_input_line): Skip over leading white-space.
5173 2008-08-06 Marc Gauthier <marc@tensilica.com>
5175 * config.gcc: Match more processor names for Xtensa.
5176 * configure.ac: Likewise.
5177 * doc/install.texi (Specific): Likewise.
5178 * configure: Regenerate.
5180 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5182 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5183 * calls.c (avoid_likely_spilled_reg): Likewise.
5184 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5185 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5186 * config/i386/i386.c (ix86_expand_special_args_builtin,
5187 ix86_secondary_reload): Likewise.
5188 * except.c (struct eh_region, gen_eh_region_catch,
5189 remove_unreachable_regions, duplicate_eh_regions,
5190 assign_filter_values, build_post_landing_pads,
5191 sjlj_find_directly_reachable_regions, remove_eh_handler,
5192 reachable_next_level, foreach_reachable_handler,
5193 can_throw_internal_1, can_throw_external_1,
5194 collect_one_action_chain): Likewise.
5195 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5196 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5197 * function.c (update_temp_slot_address, instantiate_new_reg,
5198 instantiate_virtual_regs_in_rtx,
5199 instantiate_virtual_regs_in_insn): Likewise.
5200 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5201 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5202 gimplify_cleanup_point_expr): Likewise.
5203 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5204 * passes.c (next_pass_1): Likewise.
5205 * print-tree.c (print_node_brief, print_node): Likewise.
5206 * profile.c (branch_prob): Likewise.
5207 * tree-dump.c (dump_register): Likewise.
5208 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5210 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5211 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5212 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5213 copy_arguments_for_versioning, copy_static_chain): Likewise.
5214 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5215 add_new_name_mapping, register_new_name_mapping): Likewise.
5216 * tree-mudflap.c (mf_xform_derefs): Likewise.
5217 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5218 get_init_expr, combine_chains): Likewise.
5219 * tree-pretty-print.c (dump_generic_node): Likewise.
5220 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5221 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5222 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5223 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5225 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5228 * calls.c (expand_call): Use the biggest preferred stack
5231 2008-08-06 Michael Matz <matz@suse.de>
5234 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5235 for reused reload, instead of overwriting them.
5237 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5240 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5241 for incoming stack boundary.
5243 * function.c (assign_parm_find_entry_rtl): Update
5244 parm_stack_boundary.
5246 * function.h (rtl_data): Add parm_stack_boundary.
5248 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5249 parm_stack_boundary for incoming stack boundary.
5251 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5253 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5254 for unrepresentable subregs or treat them as equal to other regs
5255 or subregs with the same register number.
5257 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5260 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5263 2008-08-06 Jan Hubicka <jh@suse.cz>
5265 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5266 frequencies might be hot.
5268 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5270 * reload.c (find_reloads): Force constants into literal pool
5271 also if they are wrapped in a SUBREG.
5273 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5276 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5277 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5278 Don't allow predicated instructions for data speculation.
5279 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5282 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5284 * haifa-sched.c (extend_global): Split to extend_global_data and
5285 extend_region_data. Update all uses.
5286 (extend_all): Rename to extend_block_data.
5288 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5290 * sched-rgn.c (new_ready): Check if instruction can be
5291 speculatively scheduled before attempting speculation.
5292 (debug_rgn_dependencies): Remove wrongful assert.
5294 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5296 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5298 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5300 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5301 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5302 va_size, and type_size.
5304 2008-08-04 Jason Merrill <jason@redhat.com>
5307 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5308 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5310 2008-08-05 Richard Henderson <rth@redhat.com>
5312 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5313 * configure: Rebuild.
5315 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5318 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5319 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5322 2008-08-05 Richard Henderson <rth@redhat.com>
5324 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5325 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5326 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5327 * common.opt (fdwarf2-cfi-asm): New.
5328 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5329 * config.in, configure: Rebuild.
5330 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5331 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5332 (dw2_force_const_mem): Externalize.
5333 * dwarf2asm.h: Update.
5334 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5335 generate a real label.
5336 (output_cfi_directive): New.
5337 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5338 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5339 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5341 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5342 (output_loc_operands_raw, output_loc_sequence_raw): New.
5343 (output_cfa_loc_raw): New.
5345 2008-08-05 Paul Brook <paul@codesourcery.com>
5347 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5348 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5349 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5350 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5351 * config/arm/arm.h (TARGET_VFPD32): Define.
5352 (TARGET_VFP3): Use TARGET_VFPD32.
5353 (fputype): Add FPUTYPE_VFP3D16.
5354 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5355 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5356 * config/arm/arm-cores.def: Add cortex-r4f.
5357 * config/arm/arm-tune.md: Regenerate.
5359 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5361 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5362 Reword some comments throughout the file.
5364 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5365 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5366 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5367 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5369 (MFC_START_ENABLE): Remove PPU-only define.
5370 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5371 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5373 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5374 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5375 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5376 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5377 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5378 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5379 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5381 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5382 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5383 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5384 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5386 (spu_read_machine_status): Fix typo.
5388 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5390 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5391 SUBREG of multi-word hard register.
5392 * config/spu/spu.c (valid_subreg): Likewise.
5393 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5395 2008-08-04 Richard Guenther <rguenther@suse.de>
5397 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5398 the candidate with the stripped base if that base is different
5399 from the original base even for offset zero.
5401 2008-08-04 Richard Guenther <rguenther@suse.de>
5404 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5405 check for no_overflow.
5407 2008-08-04 Richard Guenther <rguenther@suse.de>
5409 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5411 2008-08-04 Paul Brook <paul@codesourcery.com>
5413 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5414 (arm_order_regs_for_local_alloc): New function.
5415 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5417 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5419 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5422 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5423 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5424 (ix86_expand_epilogue): Likewise.
5426 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5428 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5431 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5433 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5434 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5435 (*movv2sf_internal_rex64): Ditto.
5437 2008-08-03 Jan Hubicka <jh@suse.cz>
5439 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5440 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5441 * expmed.c (expand_smod_pow2): Likewise.
5443 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5446 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5447 alternative 0 of operand 1.
5448 (*vec_concatv2di_rex64_sse): Ditto.
5449 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5451 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5452 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5453 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5454 (*movv2sf_internal_rex64): Ditto.
5456 2008-08-02 Richard Guenther <rguenther@suse.de>
5459 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5460 (ssedoublesizemode): New mode attribute.
5461 (sse_shufps): Call gen_sse_shufps_v4sf.
5462 (sse_shufps_1): Macroize.
5463 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5464 (sse2_shufpd_1): Macroize.
5465 (vec_extract_odd, vec_extract_even): New expanders.
5466 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5467 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5468 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5469 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5470 (ix86_expand_vector_set): Likewise.
5471 (ix86_expand_reduc_v4sf): Likewise.
5473 2008-08-01 Doug Kwan <dougkwan@google.com>
5475 * matrix-reorg.c: Re-enable all code.
5476 (struct malloc_call_data): Change CALL_STMT to gimple type.
5477 (collect_data_for_malloc_call): Tuplify.
5478 (struct access_site_info): Change STMT to gimple type.
5479 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5480 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5481 (struct free_info): Change STMT to gimple type.
5482 (struct matrix_access_phi_node): Change PHI to gimple type.
5483 (get_inner_of_cast_expr): Remove.
5484 (may_flatten_matrices_1): Tuplify.
5485 (may_flatten_matrices): Ditto.
5486 (mark_min_matrix_escape_level): Ditto.
5487 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5488 (ssa_accessed_in_call_rhs): New
5489 (ssa_accessed_in_assign_rhs): New
5490 (record_access_alloc_site_info): Tuplify.
5491 (add_allocation_site): Ditto.
5492 (analyze_matrix_allocation_site): Ditto.
5493 (analyze_transpose): Ditto.
5494 (get_index_from_offset): Ditto.
5495 (update_type_size): Ditto.
5496 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5497 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5498 (analyze_accesses_for_phi_node): Tuplify.
5499 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5500 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5501 (analyze_matrix_accesses): Tuplify.
5502 (check_var_data): New call-back type for check_var_notmodified_p.
5503 (check_var_notmodified_p): Tuplify and use call-back struct to
5504 return statement found.
5505 (can_calculate_expr_before_stmt): Factor out statement related code
5507 (can_calculate_stmt_before_stmt): New.
5508 (check_allocation_function): Tuplify.
5509 (find_sites_in_func): Ditto.
5510 (record_all_accesses_in_func): Ditto.
5511 (transform_access_sites): Ditto.
5512 (transform_allocation_sites): Ditto.
5513 (matrix_reorg): Re-enable.
5514 (gate_matrix_reorg): Re-enable.
5516 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5518 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5519 for labels for which it hasn't been set yet. If it has been set,
5520 stop walking insns and continue with next worklist item.
5521 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5522 if the only BARRIER is at the very end of a function.
5524 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5526 * cfgexpand.c (expand_stack_alignment): Assert that
5527 stack_realign_drap and drap_rtx must match.
5529 * function.c (instantiate_new_reg): If DRAP is used to realign
5530 stack, replace virtual_incoming_args_rtx with internal arg
5533 2008-08-01 Richard Guenther <rguenther@suse.de>
5535 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5536 loop information only if we initialized it.
5537 (execute_pre): Call fini_pre with in_fre.
5538 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5539 if we do not unroll because we hit max-completely-peeled-insns.
5540 Use our estimation for consistency, do allow shrinking.
5542 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5544 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5545 with MIN_STACK_BOUNDARY.
5546 (ix86_update_stack_boundary): Likewise.
5547 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5550 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5551 (MIN_STACK_BOUNDARY): This.
5553 2008-08-01 Richard Guenther <rguenther@suse.de>
5556 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5558 2008-08-01 Richard Guenther <rguenther@suse.de>
5560 PR tree-optimization/36988
5561 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5562 do not matter if that doesn't change volatile qualification.
5564 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5566 * configure.ac: Do not generate libada-mk. Do not subst
5568 * libada-mk.in: Remove.
5569 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5570 * configure: Regenerate.
5572 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5574 * tree-pass.h: Added comment about not dumping passes with name
5575 starting with star in struct opt_pass.
5576 * passes.c (register_dump_files_1): Don't do dump for a pass with
5577 name starting with star.
5578 * doc/passes.texi (Pass manager): Mention pass names and special
5579 meaning of star prefix to avoid dump.
5581 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5583 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5585 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5586 (ISA_MIPS64R2): New macro.
5587 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5588 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5589 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5590 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5591 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5592 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5593 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5594 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5595 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5596 Move up to keep list alphabetically sorted.
5597 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5598 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5600 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5601 (-march=@var{arch}): Add mips64r2.
5603 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5605 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5607 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5609 * expr.c (expand_assignment): Check for complete type.
5611 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5614 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5616 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5617 for stack alignment.
5619 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5621 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5623 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5624 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5626 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5628 PR rtl-optimization/36419
5629 * dwarf2out.c (barrier_args_size): New variable.
5630 (compute_barrier_args_size, compute_barrier_args_size_1): New
5632 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5633 if not called yet in the current function, use barrier_args_size
5634 array to find the new args_size value.
5635 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5637 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5640 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5643 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5646 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5647 (dwarf2out_stack_adjust): Use it.
5648 (dwarf2out_frame_debug_expr): Likewise.
5650 2008-07-31 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/36978
5653 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5654 the generated condition.
5656 2008-07-31 Richard Guenther <rguenther@suse.de>
5658 * passes.c (init_optimization_passes): Always call
5659 pass_early_warn_uninitialized.
5660 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5661 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5662 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5664 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5667 * builtins.c (maybe_emit_free_warning): New function.
5668 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5669 maybe_emit_free_warning for BUILT_IN_FREE.
5672 * dwarf2out.c (get_context_die): New function.
5673 (force_decl_die, force_type_die): Use it.
5674 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5675 returns NULL, force generation of DW_TAG_typedef and put that into
5678 PR preprocessor/36649
5679 * c-pch.c (c_common_read_pch): Save and restore
5680 line_table->trace_includes across PCH restore.
5682 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5685 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5687 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5690 * final.c (call_from_call_insn): Handle COND_EXEC.
5692 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5694 * builtins.c (std_gimplify_va_arg_expr): Replace
5695 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5696 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5698 2008-07-30 Joey Ye <joey.ye@intel.com>
5699 H.J. Lu <hongjiu.lu@intel.com>
5701 * builtins.c (expand_builtin_setjmp_receiver): Replace
5702 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5703 (expand_builtin_apply_args_1): Likewise.
5704 (expand_builtin_longjmp): Need DRAP for stack alignment.
5705 (expand_builtin_apply): Likewise.
5707 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5708 instead of assign_stack_local to allow alignment reduction.
5710 * calls.c (emit_call_1): Need DRAP for stack alignment if
5712 (expand_call): Replace virtual_incoming_args_rtx with
5713 crtl->args.internal_arg_pointer.
5714 * stmt.c (expand_nl_goto_receiver): Likewise.
5716 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5717 alignment and store to stack_alignment_estimated and
5718 max_used_stack_slot_alignment.
5719 (expand_one_var): Likewise.
5720 (expand_stack_alignment): New function.
5721 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5722 and stack_alignment_estimated fields in rtl_data. Call
5723 expand_stack_alignment at end.
5725 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5726 (MAX_STACK_ALIGNMENT): Likewise.
5727 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5728 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5730 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5731 stack alignment when generating virtual registers.
5733 * function.c (assign_stack_local): Renamed to ...
5734 (assign_stack_local_1): This. Add a parameter to indicate
5735 if it is OK to reduce alignment.
5736 (assign_stack_local): Use it.
5737 (instantiate_new_reg): Instantiate virtual incoming args rtx
5738 to vDRAP if stack realignment and DRAP is needed.
5739 (assign_parms): Collect parameter/return type alignment and
5740 contribute to stack_alignment_estimated.
5741 (locate_and_pad_parm): Likewise.
5742 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5743 with crtl->args.internal_arg_pointer.
5745 * function.h (rtl_data): Add new field drap_reg,
5746 max_used_stack_slot_alignment, stack_alignment_estimated,
5747 stack_realign_needed, need_drap, stack_realign_processed and
5748 stack_realign_finalized.
5749 (stack_realign_fp): New macro.
5750 (stack_realign_drap): Likewise.
5752 * global.c (compute_regsets): Frame pointer is needed when
5753 stack is realigned. Can eliminate frame pointer when stack is
5754 realigned and dynamic realigned argument pointer isn't used.
5756 * reload1.c (update_eliminables): Frame pointer is needed
5757 when stack is realigned.
5758 (init_elim_table): Can eliminate frame pointer when stack is
5759 realigned and dynamic realigned argument pointer isn't used.
5761 * rtl.h (assign_stack_local_1): Declare new funtion.
5763 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5764 (TARGET_GET_DRAP_RTX): Likewise.
5765 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5766 TARGET_GET_DRAP_RTX.
5768 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5770 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5771 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5773 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5774 H.J. Lu <hongjiu.lu@intel.com>
5776 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5777 vdrap_reg, stack_realign and drap_reg_saved.
5778 (add_cfi): Don't allow redefining CFA when DRAP is used.
5779 (reg_save): Handle stack alignment.
5780 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5781 alignment. Don't generate DWARF information for (set fp sp)
5783 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5785 (int_loc_descriptor): Move prototype forward. Also define if
5786 DWARF2_UNWIND_INFO is true.
5787 (output_cfa_loc): Handle DW_CFA_expression.
5788 (build_cfa_aligned_loc): New.
5789 (based_loc_descr): Update assert for stack realign. For local
5790 variables, use sp+offset when stack is aligned without drap and
5791 fp+offset when stack is aligned with drap. For arguments, use
5792 cfa+offset when drap is used to align stack.
5794 2008-07-30 Joey Ye <joey.ye@intel.com>
5795 H.J. Lu <hongjiu.lu@intel.com>
5797 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5799 (ix86_gen_andsp): New.
5800 (ix86_user_incoming_stack_boundary): Likewise.
5801 (ix86_default_incoming_stack_boundary): Likewise.
5802 (ix86_incoming_stack_boundary): Likewise.
5803 (ix86_can_eliminate): Likewise.
5804 (find_drap_reg): Likewise.
5805 (ix86_update_stack_boundary): Likewise.
5806 (ix86_get_drap_rtx): Likewise.
5807 (ix86_finalize_stack_realign_flags): Likewise.
5808 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5809 (TARGET_GET_DRAP_RTX): Likewise.
5810 (override_options): Overide option value for new options.
5811 (ix86_function_ok_for_sibcall): Remove check for
5812 force_align_arg_pointer.
5813 (ix86_handle_cconv_attribute): Likewise.
5814 (ix86_function_regparm): Likewise.
5815 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5816 (ix86_va_start): Replace virtual_incoming_args_rtx with
5817 crtl->args.internal_arg_pointer.
5818 (ix86_select_alt_pic_regnum): Check DRAP register.
5819 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5820 (ix86_compute_frame_layout): Compute frame layout wrt stack
5822 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5823 (ix86_expand_prologue): Decide if stack realignment is needed
5824 and generate prologue code accordingly.
5825 (ix86_expand_epilogue): Generate epilogue code wrt stack
5826 realignment is really needed or not.
5828 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5829 (ABI_STACK_BOUNDARY): Likewise.
5830 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5831 (STACK_REALIGN_DEFAULT): Likewise.
5832 (INCOMING_STACK_BOUNDARY): Likewise.
5833 (MAX_STACK_ALIGNMENT): Likewise.
5834 (ix86_incoming_stack_boundary): Likewise.
5835 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5836 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5837 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5838 (machine_function): Remove force_align_arg_pointer.
5840 * config/i386/i386.md (BX_REG): New.
5841 (R13_REG): Likewise.
5843 * config/i386/i386.opt (mforce_drap): New.
5844 (mincoming-stack-boundary): Likewise.
5845 (mstackrealign): Add Init(-1).
5847 * config/i386/i386-protos.h (ix86_can_eliminate): New
5849 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5851 * doc/extend.texi: Update force_align_arg_pointer.
5853 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5856 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5857 (INCOMING_STACK_BOUNDARY): Likewise.
5858 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5859 (TARGET_GET_DRAP_RTX): Likewise.
5861 2008-07-30 Andreas Schwab <schwab@suse.de>
5863 PR rtl-optimization/36929
5864 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5865 add_insn_before and fix argument order.
5866 (replace_inc_dec_mem): Handle NULL rtx.
5868 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5870 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5872 (arm_compute_initial_elimination_offset): Use it.
5873 (arm_compute_save_reg_mask): Include static chain save slot when
5874 calculating alignment.
5875 (arm_get_frame_offsets): Ditto.
5876 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5877 that we can use to decrement the stack when the stack decrement
5878 could be too big for an immediate value in a single insn.
5879 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5881 2008-07-30 Richard Guenther <rguenther@suse.de>
5883 PR tree-optimization/36967
5884 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5885 Release defs of statements we remove.
5887 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5889 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5890 instead of NULL_RTVEC.
5892 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5896 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5899 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5901 * final.c (call_from_call_insn): New.
5902 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5904 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5906 * configure.ac: Substitute ADA_CFLAGS.
5907 * configure: Regenerate.
5908 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5909 * Makefile.in: Remove mention of X_* variables.
5910 * config/pa/x-ada-hpux10: Remove.
5911 * config/pa/x-ada: Remove.
5913 * doc/fragments.texi: Update.
5915 2008-07-30 Olivier Hainque <hainque@adacore.com>
5917 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5918 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5919 __dso_handle explicitly here.
5921 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5924 * c-typeck.c (build_binary_op): Encapsulate code into...
5925 * c-common.c (shorten_binary_op): ...this new function.
5926 (conversion_warning): Use the new function. Handle non-negative
5927 constant in bitwise-and.
5928 * c-common.h (shorten_binary_op): Declare.
5930 2008-07-30 Olivier Hainque <hainque@adacore.com>
5932 * scan.c (make_sstring_space): Add explicit conversions of
5933 allocator's return value.
5934 * fix-header.c (recognized_function): Likewise.
5936 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5938 * doc/cpp.texi: Update to GFDL 1.2.
5939 * doc/gcc.texi: Do not list GPL as Invariant Section.
5940 * doc/gccint.texi: Likewise. Update copyright years.
5941 * doc/install.texi: Update copyright years.
5943 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5946 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5947 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5949 2008-07-29 Jan Hubicka <jh@suse.cz>
5951 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5952 (grokdeclarator): Likewise.
5953 * langhooks.c (lhd_warn_unused_global_decl): Use
5954 DECL_DECLARED_INLINE_P.
5955 * print-tree.c (print_node): Remove DECL_INLINE check.
5957 2008-07-29 Richard Guenther <rguenther@suse.de>
5959 PR tree-optimization/36945
5960 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5962 Record invariant addresses un-decomposed.
5963 (copy_reference_ops_from_call): Record reference call
5964 arguments properly. Simplify.
5965 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5966 helper split out from ...
5967 (create_component_ref_by_pieces): ... here. Simplify.
5968 Prepare for recursive invocation for call arguments.
5969 (create_expression_by_pieces): Adjust call to
5970 create_component_ref_by_pieces.
5971 (compute_avail): Process operand 2 of reference ops.
5973 2008-07-29 Richard Guenther <rguenther@suse.de>
5975 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5977 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5979 * c-format.c (check_format_types): Revert unwanted checkin.
5981 2008-07-29 Jan Hubicka <jh@suse.cz>
5983 * flags.h (flag_really_no_inline): Remove.
5984 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5985 * toplev.c (flag_really_no_inline): Remove.
5986 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5987 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5988 (cgraph_decide_inlining_incrementally): Likewise.
5989 (compute_inline_parameters): Likewise.
5990 * opts.c (decode_options): Simplify.
5991 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5992 * common.opt (finline): Initialize to 1.
5993 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5995 2008-07-29 Jan Hubicka <jh@suse.cz>
5997 * predict.c (always_optimize_for_size_p): New function.
5998 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5999 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6000 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6002 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6003 * function.c (prepare_function_start): Set default profile.
6004 * function.h (rtl_data): Add maybe_hot_insn_p.
6005 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6006 (construct_exit_block): Likewise.
6007 (tree_expand_cfg): Likewise.
6009 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6010 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6011 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6012 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6015 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6018 * c-decl.c (merge_decls): Merge USED flags.
6020 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6022 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6023 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6024 next_stack, lab_false and lab_over trees.
6026 2008-07-28 Richard Guenther <rguenther@suse.de>
6028 PR tree-optimization/36957
6029 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6030 (useless_type_conversion_p): Remove.
6031 (types_compatible_p): Remove.
6032 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6033 (useless_type_conversion_p): Declare.
6034 (types_compatible_p): Declare.
6035 (gimple_expr_type): Return the base type only if it is
6036 trivially convertible to the subtype.
6038 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6040 * configure.ac: Use the m4_do macro to concatenate the warnings into
6041 one string in ACX_PROG_CC_WARNING_OPTS,
6042 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6043 * configure: Regenerate.
6045 2008-07-28 Richard Guenther <rguenther@suse.de>
6047 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6048 (insert_fake_stores): Remove.
6049 (realify_fake_stores): Likewise.
6050 (execute_pre): Remove dead code.
6051 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6052 (find_func_aliases): Deal with it here instead.
6053 Re-enable gcc_unreachable call.
6055 2008-07-28 Richard Guenther <rguenther@suse.de>
6057 Merge from gimple-tuples-branch.
6059 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6060 * gimple.def: New file.
6061 * gsstruct.def: Likewise.
6062 * gimple-iterator.c: Likewise.
6063 * gimple-pretty-print.c: Likewise.
6064 * tree-gimple.c: Removed. Merged into ...
6065 * gimple.c: ... here. New file.
6066 * tree-gimple.h: Removed. Merged into ...
6067 * gimple.h: ... here. New file.
6069 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6070 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6071 --enable-checking=gimple flag.
6072 * config.in: Likewise.
6073 * configure: Regenerated.
6075 * tree-ssa-operands.h: Tuplified.
6076 * tree-vrp.c: Likewise.
6077 * tree-loop-linear.c: Likewise.
6078 * tree-into-ssa.c: Likewise.
6079 * tree-ssa-loop-im.c: Likewise.
6080 * tree-dump.c: Likewise.
6081 * tree-complex.c: Likewise.
6082 * cgraphbuild.c: Likewise.
6083 * tree-ssa-threadupdate.c: Likewise.
6084 * tree-ssa-loop-niter.c: Likewise.
6085 * tree-pretty-print.c: Likewise.
6086 * tracer.c: Likewise.
6087 * gengtype.c: Likewise.
6088 * tree-loop-distribution.c: Likewise.
6089 * tree-ssa-loop-unswitch.c: Likewise.
6090 * cgraph.c: Likewise.
6091 * cgraph.h: Likewise.
6092 * tree-ssa-loop-manip.c: Likewise.
6093 * value-prof.c: Likewise.
6094 * tree-ssa-loop-ch.c: Likewise.
6095 * tree-tailcall.c: Likewise.
6096 * value-prof.h: Likewise.
6099 * tree-pass.h: Likewise.
6100 * ipa-cp.c: Likewise.
6101 * tree-scalar-evolution.c: Likewise.
6102 * tree-scalar-evolution.h: Likewise.
6103 * target.h: Likewise.
6104 * lambda-mat.c: Likewise.
6105 * tree-phinodes.c: Likewise.
6106 * diagnostic.h: Likewise.
6107 * builtins.c: Likewise.
6108 * tree-ssa-alias-warnings.c: Likewise.
6109 * cfghooks.c: Likewise.
6110 * fold-const.c: Likewise.
6111 * cfghooks.h: Likewise.
6112 * omp-low.c: Likewise.
6113 * tree-ssa-dse.c: Likewise.
6114 * ipa-reference.c: Likewise.
6115 * tree-ssa-uncprop.c: Likewise.
6116 * toplev.c: Likewise.
6117 * tree-gimple.c: Likewise.
6118 * tree-gimple.h: Likewise.
6119 * tree-chrec.c: Likewise.
6120 * tree-chrec.h: Likewise.
6121 * tree-ssa-sccvn.c: Likewise.
6122 * tree-ssa-sccvn.h: Likewise.
6123 * cgraphunit.c: Likewise.
6124 * tree-ssa-copyrename.c: Likewise.
6125 * tree-ssa-ccp.c: Likewise.
6126 * tree-ssa-loop-ivopts.c: Likewise.
6127 * tree-nomudflap.c: Likewise.
6128 * tree-call-cdce.c: Likewise.
6129 * ipa-pure-const.c: Likewise.
6130 * c-format.c: Likewise.
6131 * tree-stdarg.c: Likewise.
6132 * tree-ssa-math-opts.c: Likewise.
6133 * tree-ssa-dom.c: Likewise.
6134 * tree-nrv.c: Likewise.
6135 * tree-ssa-propagate.c: Likewise.
6136 * ipa-utils.c: Likewise.
6137 * tree-ssa-propagate.h: Likewise.
6138 * tree-ssa-alias.c: Likewise.
6139 * gimple-low.c: Likewise.
6140 * tree-ssa-sink.c: Likewise.
6141 * ipa-inline.c: Likewise.
6142 * c-semantics.c: Likewise.
6143 * dwarf2out.c: Likewise.
6145 * tree-ssa-loop-ivcanon.c: Likewise.
6146 * predict.c: Likewise.
6147 * tree-ssa-loop.c: Likewise.
6148 * tree-parloops.c: Likewise.
6149 * tree-ssa-address.c: Likewise.
6150 * tree-ssa-ifcombine.c: Likewise.
6151 * matrix-reorg.c: Likewise.
6152 * c-decl.c: Likewise.
6153 * tree-eh.c: Likewise.
6154 * c-pretty-print.c: Likewise.
6155 * lambda-trans.c: Likewise.
6156 * function.c: Likewise.
6157 * langhooks.c: Likewise.
6158 * ebitmap.h: Likewise.
6159 * tree-vectorizer.c: Likewise.
6160 * function.h: Likewise.
6161 * langhooks.h: Likewise.
6162 * tree-vectorizer.h: Likewise.
6163 * ipa-type-escape.c: Likewise.
6164 * ipa-type-escape.h: Likewise.
6165 * domwalk.c: Likewise.
6166 * tree-if-conv.c: Likewise.
6167 * profile.c: Likewise.
6168 * domwalk.h: Likewise.
6169 * tree-data-ref.c: Likewise.
6170 * tree-data-ref.h: Likewise.
6171 * tree-flow-inline.h: Likewise.
6172 * tree-affine.c: Likewise.
6173 * tree-vect-analyze.c: Likewise.
6174 * c-typeck.c: Likewise.
6175 * gimplify.c: Likewise.
6176 * coretypes.h: Likewise.
6177 * tree-ssa-phiopt.c: Likewise.
6178 * calls.c: Likewise.
6179 * tree-ssa-coalesce.c: Likewise.
6180 * tree.def: Likewise.
6181 * tree-dfa.c: Likewise.
6182 * except.c: Likewise.
6183 * except.h: Likewise.
6184 * cfgexpand.c: Likewise.
6185 * tree-cfgcleanup.c: Likewise.
6186 * tree-ssa-pre.c: Likewise.
6187 * tree-ssa-live.c: Likewise.
6188 * tree-sra.c: Likewise.
6189 * tree-ssa-live.h: Likewise.
6190 * tree-predcom.c: Likewise.
6191 * lambda.h: Likewise.
6192 * tree-mudflap.c: Likewise.
6193 * ipa-prop.c: Likewise.
6194 * print-tree.c: Likewise.
6195 * tree-ssa-copy.c: Likewise.
6196 * ipa-prop.h: Likewise.
6197 * tree-ssa-forwprop.c: Likewise.
6198 * ggc-page.c: Likewise.
6199 * c-omp.c: Likewise.
6200 * tree-ssa-dce.c: Likewise.
6201 * tree-vect-patterns.c: Likewise.
6202 * tree-ssa-ter.c: Likewise.
6203 * tree-nested.c: Likewise.
6204 * tree-ssa.c: Likewise.
6205 * lambda-code.c: Likewise.
6206 * tree-ssa-loop-prefetch.c: Likewise.
6207 * tree-inline.c: Likewise.
6208 * tree-inline.h: Likewise.
6209 * tree-iterator.c: Likewise.
6210 * tree-optimize.c: Likewise.
6211 * tree-ssa-phiprop.c: Likewise.
6212 * tree-vect-transform.c: Likewise.
6213 * tree-object-size.c: Likewise.
6214 * tree-outof-ssa.c: Likewise.
6215 * cfgloop.c: Likewise.
6216 * system.h: Likewise.
6217 * tree-profile.c: Likewise.
6218 * cfgloop.h: Likewise.
6219 * c-gimplify.c: Likewise.
6220 * c-common.c: Likewise.
6221 * tree-vect-generic.c: Likewise.
6222 * tree-flow.h: Likewise.
6223 * c-common.h: Likewise.
6224 * basic-block.h: Likewise.
6225 * tree-ssa-structalias.c: Likewise.
6226 * tree-switch-conversion.c: Likewise.
6227 * tree-ssa-structalias.h: Likewise.
6228 * tree-cfg.c: Likewise.
6229 * passes.c: Likewise.
6230 * ipa-struct-reorg.c: Likewise.
6231 * ipa-struct-reorg.h: Likewise.
6232 * tree-ssa-reassoc.c: Likewise.
6233 * cfgrtl.c: Likewise.
6234 * varpool.c: Likewise.
6236 * tree-ssanames.c: Likewise.
6237 * tree-ssa-threadedge.c: Likewise.
6238 * langhooks-def.h: Likewise.
6239 * tree-ssa-operands.c: Likewise.
6240 * config/alpha/alpha.c: Likewise.
6241 * config/frv/frv.c: Likewise.
6242 * config/s390/s390.c: Likewise.
6243 * config/m32c/m32c.c: Likewise.
6244 * config/m32c/m32c-protos.h: Likewise.
6245 * config/spu/spu.c: Likewise.
6246 * config/sparc/sparc.c: Likewise.
6247 * config/i386/i386.c: Likewise.
6248 * config/sh/sh.c: Likewise.
6249 * config/xtensa/xtensa.c: Likewise.
6250 * config/stormy16/stormy16.c: Likewise.
6251 * config/ia64/ia64.c: Likewise.
6252 * config/rs6000/rs6000.c: Likewise.
6253 * config/pa/pa.c: Likewise.
6254 * config/mips/mips.c: Likewise.
6256 2008-07-28 Simon Baldwin <simonb@google.com>
6258 * c-pragma.c (handle_pragma_message): New function.
6259 (init_pragma): Register handle_pragma_message.
6260 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6263 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6265 PR tree-optimization/35252
6266 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6267 REALPART_EXPR to be considered as same load operation.
6269 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6271 PR tree-optimization/36830
6272 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6273 (expressions_equal_p): Return false if only one operand is null.
6275 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6277 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6278 version requirements.
6280 2008-07-26 Olivier Hainque <hainque@adacore.com>
6282 * collect2.c (symkind): New enum. Symbol kinds we care about.
6283 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6284 code and head comment accordingly.
6285 (scan_prog_file): Use symkind names instead of bare integers.
6287 2008-07-25 Jan Hubicka <jh@suse.cz>
6289 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6291 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6292 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6293 * dojump.c (clear_pending_stack_adjust): Likewise.
6294 * print-tree.c (print_node): Ignore DECL_INLINE.
6295 * tree-inline.c (inlinable_function_p): Likewise.
6297 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6299 * doc/extend.texi (hot attribute): Document that the hot attribute
6300 turns on -O3 for some ports.
6301 (cold attribute): Document that the cold attribute turns on -Os
6304 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6305 reflect function specific option support.
6307 * target.h (struct target_option_hooks): Add fields to say whether
6308 the cold attribute implies -Os and the hot attribute implies -O3.
6310 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6311 By default, do not turn on -Os for cold functions.
6312 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6313 not turn on -O3 for hot functions.
6315 * c-common.c (handle_hot_attribute): Use target hook to determine
6316 if hot functions should enable -O3.
6317 (handle_cold_attribute): Use target hook to determine if cold
6318 functions should enable -Os.
6320 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6321 (override_options): Move disable scheduling to
6322 optimization_options.
6323 (optimization_options): Disable scheduling here, not
6325 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6326 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6328 * config/ia64/ia64.c (ia64_override_options): Move setting
6329 scheduling flags to ia64_optimization_options.
6330 (ia64_optimization_options): Disable scheduling options here, and
6331 not in ia64_override_options.
6332 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6333 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6335 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6338 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6340 2008-07-25 Martin Jambor <mjambor@suse.cz>
6342 PR tree-optimization/36926
6343 * ipa-prop.c (ipa_analyze_call_uses): Call
6344 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6346 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6348 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6349 movv2si_internal): Add mem = reg alternative.
6351 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6354 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6355 DEFAULT_PCC_STRUCT_RETURN to 127.
6357 2008-07-24 Jan Hubicka <jh@suse.cz>
6359 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6360 (build_cgraph_edges): Likewise.
6361 * cgraph.c (cgraph_node): Do not update assembler hash.
6362 (cgraph_remove_node): Drop non-unit-at-a-time code.
6363 * tree-pass.h (pass_O0_always_inline): Remove.
6364 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6365 * toplev.c (process_options): Flag unit-at-a-time does not imply
6367 * cgraphunit.c: Update comments.
6368 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6369 (cgraph_assemble_pending_functions): Remove.
6370 (cgraph_reset_node): Drop non-unit-at-a-time code.
6371 (cgraph_finalize_function): Likewise.
6372 (cgraph_analyze_function): Likewise.
6373 (cgraph_finalize_compilation_unit): Likewise.
6374 (cgraph_expand_function): Likewise.
6375 (cgraph_optimize): Likesise.
6376 (save_inline_function_body): Likewise.
6377 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6378 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6379 * ipa-inline.c: Update comments.
6380 (enum inlining_mode): remove INLINE_SPEED.
6381 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6382 (cgraph_mark_inline_edge): Likewise.
6383 (try_inline): Likewise.
6384 (cgraph_decide_inlining_incrementally): Likewise.
6385 (cgraph_gate_inlining): Remove.
6386 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6387 (cgraph_gate_early_inlining): Likewise.
6388 (gate_inline_passes): Remove.
6389 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6390 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6391 pass_O0_always_inline): Remove.
6392 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6393 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6394 * opts.c (no_unit_at_a_time_default): Remove.
6395 (decode_options): Remove flag_unit_at_a_time reset and warning.
6396 * opts.h (no_unit_at_a_time_default): Remove.
6397 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6398 early in GNU dialect.
6399 (merge_decls): Update comment; drop unit-at-a-time check.
6400 (finish_decl): Likewise.
6401 (grok_declaration): Remove flag_inline_trees code.
6402 (finish_functions): Return on function returning non-void on all
6404 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6405 * cfgexpand.c (expand_one_static_var): Remove.
6406 (expand_one_var): Remove expand_one_static_var call.
6407 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6408 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6409 and flag_unit_at_a-time compatibility checks.
6410 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6411 * tree-inline.c (flag_inline_trees): Remove.
6412 (inlinable_function_p): Don't check it.
6413 (expand_call_inline): Remove non-unit-at-a-time code.
6414 * tree-inline.h (flag_inline_trees): Remove.
6415 * tree-optimize.c (execute_early_local_optimizations): Remove
6416 unit-at-a-time checks.
6417 (tree_rest_of_compilation): Likewise.
6418 * combine.c (setup_incoming_promotions): Likewise.
6419 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6420 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6421 * passes.c (pass_inline_parameters): Update comments; remove
6422 O0_alwaysinline pass.
6423 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6424 (execute_one_pass): Likewise.
6425 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6426 (ix86_function_sseregparm): Likewise.
6427 * arm.c (arm_function_in_section_p): Likewise.
6428 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6429 * varpool.c: Update comments.
6430 (decide_is_variable_needed): Remove unit-at-a-time checks.
6431 (varpool_finalize_decl): Likewise.
6433 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6435 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6437 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6439 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6441 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6442 imp symbol extension.
6444 2008-07-23 Ian Lance Taylor <iant@google.com>
6446 * tree-vrp.c (infer_value_range): Ignore asm statements when
6447 looking for memory accesses for -fdelete-null-pointer-checks.
6449 2008-07-24 Ben Elliston <bje@au.ibm.com>
6451 * config/spu/spu-c.c (__vector_keyword): New variable.
6452 (vector_keyword): Likewise.
6453 (spu_categorize_keyword): New function.
6454 (spu_macro_to_expand): Likewise.
6455 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6456 compiling an ISO C dialect.
6458 2008-07-24 Ben Elliston <bje@au.ibm.com>
6460 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6463 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6465 * configure: Regenerate.
6466 * configure.ac: Require texinfo 4.7.
6467 * doc/install.texi: Document texinfo 4.7 requirement.
6469 2008-07-23 Martin Jambor <mjambor@suse.cz>
6471 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6472 rather than for DECL_SAVED_TREE.
6473 * ipa-prop.c: Include diagnostic.h.
6474 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6476 (ipa_detect_param_modifications): Function rewritten from scratch.
6477 (ipa_compute_jump_functions): Changed accesses to modification flags.
6478 (ipa_free_node_params_substructures): Update flags destruction.
6479 (ipa_node_duplication_hook): Update flags duplication.
6480 (ipa_print_all_params_modified): Updated flag access.
6481 * ipa-prop.h (struct ipa_param_flags): New structure.
6482 (struct ipa_node_params): New field modification_analysis_done,
6483 modified_flags changed into param_flags.
6484 (ipa_is_ith_param_modified): Changed to use new flags.
6485 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6487 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6488 ipa-cp.c and split into two functions.
6489 (ipa_print_node_jump_functions): New function.
6490 (compute_scalar_jump_functions): New function.
6491 (type_like_member_ptr_p): New function.
6492 (compute_pass_through_member_ptrs): New function.
6493 (fill_member_ptr_cst_jump_function): New function.
6494 (determine_cst_member_ptr): New function.
6495 (compute_cst_member_ptr_arguments): New function.
6496 (ipa_compute_jump_functions): Complete rewrite.
6497 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6498 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6499 (struct ipa_member_ptr_cst): New structure.
6500 (union jump_func_value): New field member_cst.
6501 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6502 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6503 jump function types.
6504 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6505 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6506 instead of ipcp_print_all_jump_functions.
6507 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6508 only for replacable scalars.
6510 * doc/invoke.texi (Optimize options): Add description of
6511 -findirect-inlining.
6512 * common.opt (flag_indirect_inlining): New flag.
6513 * opts.c (decode_options): Set flag_indirect_inlining when
6516 * ipa-inline.c: Include ipa-prop.h.
6517 (inline_indirect_intraprocedural_analysis): New function.
6518 (inline_generate_summary): Allocate parameter and argument info
6519 structures, call inline_indirect_intraprocedural_analysis on each
6520 node when doing indirect inlining and deallocate indirect inlining
6521 data structures in the end.
6522 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6523 (free_all_ipa_structures_after_iinln): New function.
6524 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6526 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6528 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6529 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6530 of computing the frequency separately.
6531 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6532 of computing the frequency separately.
6533 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6534 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6535 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6536 (ipa_get_stmt_member_ptr_load_param): New function.
6537 (ipa_is_ssa_with_stmt_def): New function.
6538 (ipa_note_param_call): New function.
6539 (ipa_analyze_call_uses): New function.
6540 (ipa_analyze_stmt_uses): New function.
6541 (ipa_analyze_params_uses): New function.
6542 (ipa_free_node_params_substructures): Also free the param_calls linked
6544 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6545 (ipa_print_node_param_flags): New function.
6546 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6547 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6548 * ipa-prop.h (struct ipa_param_flags): New field called.
6549 (struct ipa_param_call_note): New structure.
6550 (struct ipa_node_params): New fields param_calls and
6552 (ipa_is_ith_param_called): New function.
6553 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6554 ipa_analyze_params_uses and dump parameter flags.
6556 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6557 ipa_propagate_indirect_call_infos if performing indirect inlining,
6558 pass a new parameter new_edges to it.
6559 (add_new_edges_to_heap): New fucntion.
6560 (cgraph_decide_inlining_of_small_functions): New vector
6561 new_indirect_edges for newly found indirect edges , call
6562 ipa_propagate_indirect_call_infos after inlining.
6563 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6564 inlining if performing indirect inlining. Call
6565 free_all_ipa_structures_after_iinln when doing so too.
6566 (inline_generate_summary): Do not call
6567 free_all_ipa_structures_after_iinln here.
6568 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6569 (print_edge_addition_message): New function.
6570 (update_call_notes_after_inlining): New function.
6571 (propagate_info_to_inlined_callees): New function.
6572 (ipa_propagate_indirect_call_infos): New function.
6573 * ipa-prop.h: Include cgraph.h
6574 (struct ipa_param_call_note): Fields reordered, new field processed.
6575 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6577 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6578 rediscovered call statements.
6579 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6580 (dump_cgraph_node): Dump also the indirect_call flag.
6581 (cgraph_clone_edge): Copy also the indirect_call flag.
6582 * tree-inline.c (copy_bb): Do not check for fndecls from call
6583 expressions, check for edge availability when moving clones.
6584 (get_indirect_callee_fndecl): New function.
6585 (expand_call_inline): If callee declaration is not apprent from
6586 the statement, try calling get_indirect_callee_fndecl. Do not
6587 issue warnings or call sorry when not inlinings an indirect edge.
6588 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6590 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6591 bit more frandly to matching.
6592 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6593 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6594 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6596 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6599 * opth-gen.awk: Suppress function specific features when building
6601 * optc-gen.awk: Ditto.
6603 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6606 * diagnostic.c (pedwarn): Add opt parameter.
6608 * c-tree.h (pedwarn_init): Add opt parameter.
6609 (pedwarn_c90): Likewise.
6610 (pedwarn_c99): Likewise.
6611 * c-errors.c (pedwarn_c99): Likewise.
6612 (pedwarn_c90): Likewise.
6613 * toplev.h (pedwarn): Update declaration.
6614 (pedwarn0): Declare.
6615 * c-lex.c: All calls to pedwarn changed.
6616 * builtins.c: All calls to pedwarn changed.
6617 * toplev.c: All calls to pedwarn changed.
6618 * c-decl.c: All calls to pedwarn changed.
6619 * c-typeck.c: All calls to pedwarn changed.
6620 * c-common.c: All calls to pedwarn changed.
6621 * c-parser.c: All calls to pedwarn changed.
6623 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6624 Karthik Kumar <karthikkumar@gmail.com>
6626 * attribs.c (file scope): Include c-common.h.
6627 (decl_attributes): Add support for #pragma GCC optimize and
6630 * targhooks.c (default_can_inline_p): New function that is the
6631 default for the TARGET_CAN_INLINE_P target hook.
6633 * targhooks.h (default_can_inline_p): Add declaration.
6635 * tree.c (cl_optimization_node): New static tree for building
6636 OPTIMIZATION_NODE tree.
6637 (cl_target_option_node): New static tree for building
6638 TARGET_OPTION_NODE tree.
6639 (cl_option_hash_table): New hash table for hashing
6640 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6641 (cl_option_hash_hash): New function to provide the hash value for
6642 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6643 (cl_option_hash_eq): New function to provide an equality test for
6644 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6645 (tree_code_size): Add support for OPTIMIZATION_NODE and
6646 TARGET_OPTION_NODE trees.
6647 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6648 TARGET_OPTION_NODE trees.
6649 (build_optimization_node): Build a tree that has all of the
6650 current optimization options.
6651 (build_target_option_node): Build a tree that has the target
6652 options that might be changed on a per function basis.
6654 * tree.h (file scope): Include options.h.
6655 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6656 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6657 (TREE_OPTIMIZATION): Ditto.
6658 (TREE_TARGET_SPECIFIC): Ditto.
6659 (struct tree_function_decl): Add fields for remembering the
6660 current optimization options and target specific options.
6661 (struct tree_optimization_option): New tree variant that remembers
6662 the optimization options.
6663 (struct tree_target_option): New tree variant that remembers the
6664 target specific flags that might change for compiling a particular
6666 (union tree_node): Include tree_optimization_option and
6667 tree_target_option fields.
6668 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6669 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6670 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6671 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6672 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6673 optimization and target options.
6674 (optimization_default_node): New macro to refer to global_trees
6676 (optimization_current_node): Ditto.
6677 (optimization_cold_node): Ditto.
6678 (optimization_hot_node): Ditto.
6679 (target_option_default_node): Ditto.
6680 (target_option_current_node): Ditto.
6681 (current_option_pragma): Ditto.
6682 (current_optimize_pragma): Ditto.
6684 * target.h (struct gcc_target): Add valid_option_attribute_p,
6685 target_option_save, target_option_restore, target_option_print,
6686 target_option_pragma_parse, and can_inline_p hooks.
6688 * toplev.h (parse_optimize_options): Add declaration.
6689 (fast_math_flags_struct_set_p): Ditto.
6691 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6692 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6695 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6696 tree_can_inline_p hook to see if one function can inline another.
6697 (cgraph_decide_inlining): Ditto.
6698 (cgraph_decide_inlining_incrementally): Ditto.
6700 * opts.c (decode_options): Add support for running multiple times
6701 to allow functions with different target or optimization options
6702 than was specified on the command line.
6703 (fast_math_flags_struct_set_p): New function that is similar to
6704 fast_math_flags_set_p, except it uses the values in the
6705 cl_optimization structure instead of global variables.
6707 * optc-gen.awk: Add support for TargetSave to allow a back end to
6708 declare new fields that need to be saved when using function
6709 specific options. Include flags.h and target.h in the options.c
6710 source. Add support for Save to indicate which options can be set
6711 for individual functions. Generate cl_optimize_save,
6712 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6713 cl_target_option_restore, cl_target_option_print functions to
6714 allow functions to use different optimization or target options.
6716 * opt-functions.awk (var_type_struct): Return the type used for
6717 storing the field in a structure.
6719 * opth-gen.awk: Add support for TargetSave to allow a back end to
6720 declare new fields that need to be saved when using function
6721 specific options. Add support for Save to indicate which options
6722 can be set for individual functions. Only generate one extern for
6723 Mask fields. Generate cl_optimization and cl_target_option
6724 structures to remember optimization and target options.
6726 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6727 collecting new tree nodes.
6728 (TS_TARGET_OPTION): Ditto.
6730 * c-decl.c (merge_decls): Merge function specific target and
6731 optimization options.
6733 * function.c (invoke_set_current_function_hook): If the function
6734 uses different optimization options, change the global variables
6737 * coretypes.h (struct cl_optimization): Add forward reference.
6738 (struct cl_target_option): Ditto.
6740 * c-pragma.c (option_stack): New static vector to remember the
6741 current #pragma GCC option stack.
6742 (handle_pragma_option): New function to support #pragma GCC option
6743 to change target options.
6744 (optimize_stack): New static vector to remember the current
6745 #pragma GCC optimize stack.
6746 (handle_pragma_optimize): New function to support #pragma GCC
6747 optimize to change optimization options.
6748 (init_pragma): Add support for #pragma GCC optimize and #pragma
6751 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6752 optimization options.
6753 (TARGET_OPTION_NODE): New tree code for remembering certain target
6756 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6757 TARGET_OPTION_NODE trees.
6759 * common.opt (-O): Add Optimization flag.
6761 (-fmath-errno): Ditto.
6762 (-falign-functions): Add UInteger flag to make sure flag gets full
6763 int in cl_optimization structure.
6764 (-falign-jumps): Ditto.
6765 (-falign-labels): Ditto.
6766 (-falign-loops): Ditto.
6767 (-fsched-stalled-insns): Ditto.
6768 (-fsched-stalled-insns-dep): Ditto.
6770 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6772 (TARGET_OPTION_SAVE): Ditto.
6773 (TARGET_OPTION_RESTORE): Ditto.
6774 (TARGET_OPTION_PRINT): Ditto.
6775 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6776 (TARGET_CAN_INLINE_P): Ditto.
6777 (TARGET_INITIALIZER): Add new hooks.
6779 * tree-inline.c (tree_can_inline_p): New function to determine
6780 whether one function can inline another. Check if the functions
6781 use compatible optimization options, and also call the backend
6784 * tree-inline.h (tree_can_inline_p): Add declaration.
6786 * c-common.c (c_common_attribute): Add support for option and
6787 optimize attributes.
6788 (handle_option_attribute): Add support for the option attribute to
6789 allow the user to specify different target options for compiling a
6791 (handle_optimize_attribute): Add support for the optimize
6792 attribute to allow the user to specify different optimization
6793 options for compiling a specific function.
6794 (handle_hot_attribute): Turn on -O3 optimization for this one
6795 function if it isn't the default optimization level.
6796 (handle_cold_attribute): Turn on -Os optimization for this one
6797 function if it insn't the default optimization.
6798 (const_char_p): New const char * typedef.
6799 (optimize_args): New static vector to remember the optimization
6801 (parse_optimize_options): New function to set up the optimization
6802 arguments from either the optimize attribute or #pragma GCC optimize.
6804 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6805 (builtin_define_std): Ditto.
6807 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6808 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6809 (x86_64-*-*): Ditto.
6811 * Makefile.in (TREE_H): Add options.h.
6812 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6814 * doc/extend.texi (option attribute): Document new attribute.
6815 (optimize attribute): Ditto.
6816 (hot attribute): Document hot attribute sets -O3.
6817 (cold attribute): Document cold attribute sets -Os.
6818 (#pragma GCC option): Document new pragma.
6819 (#pragma GCC optimize): Ditto.
6821 * doc/options.texi (TargetSave): Document TargetSave syntax.
6822 (UInteger): Document UInteger must be used for certain flags.
6823 (Save): Document Save option to create target specific options
6824 that can be saved/restored on a function specific context.
6826 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6827 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6829 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6830 (TARGET_OPTION_SAVE): Ditto.
6831 (TARGET_OPTION_RESTORE): Ditto.
6832 (TARGET_OPTION_PRINT): Ditto.
6833 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6834 (TARGET_CAN_INLINE_P): Ditto.
6836 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6838 (-mfpmath=both): Ditto.
6840 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6841 Karthik Kumar <karthikkumar@gmail.com>
6843 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6844 (TARGET_POPCNT): Ditto.
6845 (TARGET_SAHF): Ditto.
6846 (TARGET_AES): Ditto.
6847 (TARGET_PCLMUL): Ditto.
6848 (TARGET_CMPXCHG16B): Ditto.
6849 (TARGET_RECIP): Move switch into target_flags.
6850 (TARGET_FUSED_MADD): Ditto.
6851 (ix86_arch_features): Make an unsigned char type.
6852 (ix86_tune_features): Ditto.
6853 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6854 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6855 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6857 * config/i386/i386.opt (arch): New TargetSave field to define
6858 fields that need to be saved for function specific option support.
6861 (branch_cost): Ditto.
6862 (ix86_isa_flags_explicit): Ditto.
6863 (tune_defaulted): Ditto.
6864 (arch_specified): Ditto.
6865 (-m128-long-double): Add Save flag to save option for target
6866 specific option support.
6868 (-maccumulate-outgoing-args): Ditto.
6869 (-malign-double): Ditto.
6870 (-malign-stringops): Ditto.
6871 (-mfancy-math-387): Ditto.
6872 (-mhard-float): Ditto.
6874 (-minline-all-stringops): Ditto.
6875 (-minline-stringops-dynamically): Ditto.
6876 (-mms-bitfields): Ditto.
6877 (-mno-align-stringops): Ditto.
6878 (-mno-fancy-math-387): Ditto.
6879 (-mno-push-args): Ditto.
6880 (-mno-red-zone): Ditto.
6881 (-mpush-args): Ditto.
6882 (-mred-zone): Ditto.
6884 (-msseregparm): Ditto.
6885 (-mstack-arg-probe): Ditto.
6900 (-mrecip): Move flag into target_flags.
6902 (-mno-fused-madd): Ditto.
6903 (-mfused-madd): Ditto.
6904 (-mabm): Move flag into ix86_isa_flags.
6911 * config/i386/i386-c.c: New file for #pragma support.
6912 (ix86_target_macros_internal): New function to #define or #undef
6913 target macros based when the user uses the #pragma GCC option to
6914 change target options.
6915 (ix86_pragma_option_parse): New function to add #pragma GCC option
6917 (ix86_target_macros): Move defining the target macros here from
6918 TARGET_CPU_CPP_BUILTINS in i386.h.
6919 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6920 defined, initialize any subtarget #pragmas.
6922 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6923 REGISTER_TARGET_PRAGMAS.
6925 * config/i386/t-i386: New file for x86 dependencies.
6926 (i386.o): Make dependencies mirror the include files used.
6927 (i386-c.o): New file, add dependencies.
6929 * config/i386/i386-protos.h (override_options): Add bool argument.
6930 (ix86_valid_option_attribute_tree): Add declaration.
6931 (ix86_target_macros): Ditto.
6932 (ix86_register_macros): Ditto.
6934 * config/i386/i386.c (ix86_tune_features): Move initialization of
6935 the target masks to initial_ix86_tune_features to allow functions
6936 to have different target options. Make type unsigned char,
6937 instead of unsigned int.
6938 (initial_ix86_tune_features): New static vector to hold processor
6939 masks for the tune variables.
6940 (ix86_arch_features): Move initialization of the target masks to
6941 initial_ix86_arch_features to allow functions to have different
6942 target options. Make type unsigned char, instead of unsigned int.
6943 (initial_ix86_arch_features): New static vector to hold processor
6944 masks for the arch variables.
6945 (enum ix86_function_specific_strings): New enum to describe the
6946 string options used for attribute((option(...))).
6947 (ix86_target_string): New function to return a string that
6948 describes the target options.
6949 (ix86_debug_options): New function to print the current options in
6951 (ix86_function_specific_save): New function hook to save the
6952 function specific global variables in the cl_target_option structure.
6953 (ix86_function_specific_restore): New function hook to restore the
6954 function specific variables from the cl_target_option structure to
6955 the global variables.
6956 (ix86_function_specific_print): New function hook to print the
6957 target specific options in the cl_target_option structure.
6958 (ix86_valid_option_attribute_p): New function hook to validate
6959 attribute((option(...))) arguments.
6960 (ix86_valid_option_attribute_tree): New function that is common
6961 code between attribute((option(...))) and #pragma GCC option
6962 support that parses the options and returns a tree holding the options.
6963 (ix86_valid_option_attribute_inner_p): New helper function for
6964 ix86_valid_option_attribute_tree.
6965 (ix86_can_inline_p): New function hook to decide if one function
6966 can inline another on a target specific basis.
6967 (ix86_set_current_function); New function hook to switch target
6968 options if the user used attribute((option(...))) or #pragma GCC
6970 (ix86_tune_defaulted): Move to static file scope from
6972 (ix86_arch_specified): Ditto.
6973 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6975 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6976 (OPTION_MASK_ISA_ABM_SET): Ditto.
6977 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6978 (OPTION_MASK_ISA_CX16_SET): Ditto.
6979 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6980 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6981 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6982 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6983 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6984 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6985 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6986 (struct ptt): Move to static file scope from override_options.
6987 (processor_target_table): Ditto.
6989 (ix86_handle_option): Add support for options that are now isa options.
6990 (override_options): Add support for declaring functions that
6991 support different target options than were specified on the
6992 command line. Move struct ptt, processor_target_table, cpu_names,
6993 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6994 Add bool argument. Fix up error messages so the appropriate error
6995 is given for either command line or attribute.
6996 (ix86_previous_fndecl): New static to remember previous function
6997 declaration to see if we need to change target options.
6998 (ix86_builtins_isa): New array to record the ISA of each builtin
7000 (def_builtin): Always create the builtin function, even if the
7001 current ISA doesn't support it.
7002 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7003 tests for those builtins.
7004 (ix86_init_builtins): Remove TARGET_MMX test for calling
7005 ix86_init_mmx_sse_builtins.
7006 (ix86_expand_builtin): If the current ISA doesn't support a given
7007 builtin, signal an error.
7008 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7009 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7010 (TARGET_OPTION_SAVE): Ditto.
7011 (TARGET_OPTION_RESTORE): Ditto.
7012 (TARGET_OPTION_PRINT): Ditto.
7013 (TARGET_CAN_INLINE_P): Ditto.
7015 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7017 * c-typeck.c (build_external_ref): Don't call assemble_external.
7018 * final.c (output_operand): Call assemble_external.
7020 2008-07-21 DJ Delorie <dj@redhat.com>
7022 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7023 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7025 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7027 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7028 original insn and splitter contents into ...
7029 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7030 flag_unsafe_math_optimizations. Add dummy scratch register.
7031 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7032 !flag_unsafe_math_optimizations. Returns number with next
7033 highest magnitude if this is still less or equal to the true
7034 quotient in magnitude.
7036 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7038 * Makefile.in: Replace toplev.h with TOPLEV_H.
7039 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7040 * c-lex.c (fe_file_change): Don't set in_system_header.
7041 * c-parser.c (c_token): Remove in_system_header.
7042 (c_lex_one_token): Don't set in_system_header.
7043 (c_parser_set_source_position_from_token): Don't set in_system_header.
7044 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7047 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7048 * flags.h (in_system_header): Remove.
7049 * function.c (saved_in_system_header): Remove.
7050 (push_cfun): Don't set in_system_header.
7051 (pop_cfun): Don't set in_system_header.
7052 (push_struct_function): Don't set in_system_header.
7053 * input.h (expanded_location): Add sysp.
7054 (in_system_header_at): New.
7055 (in_system_header): New.
7056 * toplev.c (in_system_header): Remove.
7057 * toplev.h: Include input.h
7059 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7060 * tree-ssa.c (warn_uninit): Call warning_at.
7061 (warn_uninitialized_var): Update calls to warn_uninit.
7062 (warn_uninitialized_phi): Update calls to warn_uninit.
7063 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7064 (expand_location): Initialize xloc.sysp.
7065 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7066 (tree_decl_with_vis): Remove in_system_header_flag.
7068 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7071 * recog.c (asm_operand_ok): Change the order of the extra
7072 memory constraint checks.
7074 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7077 * tree-switch-conversion.c (build_one_array): Call
7078 varpool_mark_needed_node and varpool_finalize_decl
7079 instead of assemble_variable.
7081 2008-07-19 Jan Hubicka <jh@suse.cz>
7083 * cgraph.c (cgraph_add_new_function): Do early local passes.
7084 * tree-nrv.c (gate_pass_return_slot): New gate.
7085 (pass_nrv): Add the gate.
7086 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7088 (coalesce_ssa_name): Coalesce SSA names.
7089 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7090 not optimizing so unused user vars remains visible.
7091 * common.opt (flag_tree_ter): Always enable by default.
7092 * tree-ssa-ter.c: Include flags.h
7093 (is_replaceable_p): Check that locations match; when aliasing is missing
7094 be conservative about loads.
7095 * tree-optimize.c (gate_init_datastructures): Remove.
7096 (pass_init_datastructures): New.
7097 * passes.c: Reorder passes so we always go into SSA.
7099 2008-07-19 Jan Hubicka <jh@suse.cz>
7101 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7102 * doc/invoke.texi (--combine): Likewise.
7103 (-finline-functions-called-once): Update levels when enabled.
7104 (-funit-at-a-time): Document new behaviour.
7105 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7106 -fno-section-anchors when disabled explicitly.
7107 (inline params): They are not ignored now.
7108 (precompiled headers): Remove unit-at-a-time as being incompatible.
7109 * opts.c (decode_options): Handle unit-at-a-time as alias;
7110 imply -fno-section-anchors when toplevel reorder is disabled
7112 * common.opt (ftoplevel-reorder): Set default value to 2.
7113 (funit-at-a-time): Set default value to 1.
7114 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7117 2008-07-19 Jan Hubicka <jh@suse.cz>
7119 * builtins.c (expand_builtin_int_roundingfn,
7120 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7123 2008-07-19 Richard Guenther <rguenther@suse.de>
7126 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7127 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7128 * tree-ssa-pre.c (get_expr_value_id): For newly created
7129 constant value-ids make sure to add the expression to its
7132 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7135 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7136 return value of the builtin is ignored.
7138 2008-07-19 Olivier Hainque <hainque@adacore.com>
7140 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7141 bits, a C conformant malloc implementation has to provide.
7142 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7144 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7148 * reload.c (find_reloads_subreg_address): Only reload address if
7149 reloaded == 0, not for reloaded != 1.
7152 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7153 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7154 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7155 m32c_legitimize_reload_address.
7157 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7158 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7159 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7161 2008-07-19 Olivier Hainque <hainque@adacore.com>
7163 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7164 argument, saying whether nested array are to be collapsed
7165 into a single array type DIE with multiple subscripts.
7166 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7167 issues, centralize the nested array types collapsing control and
7168 disable the transformation for Ada.
7170 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7173 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7175 (x86_64_shift_adj_2): New expander.
7176 (x86_64_shift_adj_3): Ditto.
7177 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7178 to split TImode operands.
7179 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7180 (ix86_split_lshr): Ditto.
7182 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7184 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7185 and __CHAR32_TYPE__.
7186 * c-typeck.c (digest_init): Support char16_t and char32_t.
7187 (set_nonincremental_init_from_string): Idem.
7189 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7192 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7193 PREFERRED_STACK_BOUNDARY.
7194 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7196 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7199 * function.c (locate_and_pad_parm): Cap boundary earlier.
7201 2008-07-17 Julian Brown <julian@codesourcery.com>
7203 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7204 no-op for targets which don't use DLLs.
7206 2008-07-17 Martin Jambor <mjambor@suse.cz>
7208 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7209 that nodes are relevant by examining the node->analyzed flag.
7210 (ipcp_init_stage): Check which nodes are relevant, assert that the
7211 relevant ones are also required.
7212 (ipcp_propagate_stage): Check on the side arrays are properly
7214 (ipcp_print_all_jump_functions): Make sure not to touch any node
7215 that is not analyzed or an edge that does not have a corresponding
7216 entry in the on-the-side vectors.
7217 (ipcp_function_scale_print): Likewise.
7218 (ipcp_update_callgraph): Check that the node is relevant.
7219 (ipcp_insert_stage): Check that the node is relevant. Check there is
7220 an info for every node and edge.
7221 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7222 (ipa_print_all_tree_maps): Likewise and a new variable info.
7223 (ipa_print_all_params_modified): Likewise.
7224 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7226 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7229 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7231 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7233 PR rtl-optimization/36753
7234 * fwprop.c (use_killed_between): Don't shortcut
7235 single-definition global registers.
7237 2008-07-16 Jan Hubicka <jh@suse.cz>
7239 * cgraph.h (varpool_empty_needed_queue): Declare.
7240 * cgraphunit.c (output_in_order): Mark all variables as needed;
7242 * varpool.c (varpool_assemble_node): Update debug queue.
7243 (varpool_assemble_pending_decls): Don't do it here.
7244 (varpool_empty_needed_queue): New function.
7246 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7248 * recog.c (peephole2_optimize): Fix formatting.
7250 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7252 * c-pch.c (get_ident): Avoid C++ keywords.
7253 * combine-stack-adj.c (single_set_for_csa): Likewise.
7254 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7255 output_asm_insn): Likewise.
7256 * reload.c (push_secondary_reload, find_reusable_reload,
7257 push_reload, combine_reloads, find_reloads,
7258 debug_reload_to_stream): Likewise.
7259 * reload.h (struct reload): Likewise.
7260 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7261 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7262 emit_output_reload_insns): Likewise.
7263 * targhooks.c (default_secondary_reload): Likewise.
7264 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7266 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7268 * recog.c (validate_change_1, validate_change,
7269 validate_unshare_change, validate_replace_rtx_1, struct
7270 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7272 * reload.c (push_secondary_reload, secondary_reload_class,
7273 scratch_reload_class, find_valid_class, find_reusable_reload,
7274 push_reload, find_dummy_reload, find_reloads_address_1,
7275 find_reloads_address_part, find_equiv_reg): Likewise.
7276 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7277 choose_reload_regs): Likewise.
7278 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7280 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7281 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7282 * sched-rgn.c (concat_INSN_LIST): Likewise.
7283 * stor-layout.c (mode_for_size, mode_for_size_tree,
7284 smallest_mode_for_size): Likewise.
7286 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7288 * cfg.c (dump_reg_info): Avoid C++ keywords.
7289 * dwarf2asm.c (dw2_force_const_mem,
7290 dw2_asm_output_encoded_addr_rtx): Likewise.
7291 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7292 * expmed.c (expand_shift): Likewise.
7293 * global.c (find_reg): Likewise.
7294 * graph.c (draw_edge): Likewise.
7295 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7296 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7297 widen_clz, widen_bswap, expand_parity, expand_unop,
7298 emit_cmp_and_jump_insn_1): Likewise.
7299 * postreload.c (reload_cse_simplify_operands): Likewise.
7300 * ra.h (add_neighbor): Likewise.
7301 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7302 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7303 record_reg_classes, copy_cost, record_address_regs,
7304 invalid_mode_change_p): Likewise.
7305 * regrename.c (regrename_optimize, scan_rtx_reg,
7306 dump_def_use_chain, find_oldest_value_reg,
7307 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7309 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7311 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7312 MASK_POWERPC64 for power4 in previous commit.
7314 2008-07-16 Olivier Hainque <hainque@adacore.com>
7316 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7317 instead of bare conversion to cast const-ness away.
7319 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7321 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7322 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7323 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7324 (TARGET_FUNCTION_VALUE): Define.
7326 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7328 * config/rs6000/rs6000.c (processor_target_table): Add
7329 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7331 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7334 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7335 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7336 m32c_legitimize_reload_address.
7338 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7340 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7341 DECL_IN_SYSTEM_HEADER in sync.
7343 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7345 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7346 * tree-ssa-pre.c (pre_expr_eq): Ditto
7347 (get_constant_for_value_id): Take a type as an argument.
7348 (fully_constant_expression): Pass in type.
7349 (find_or_generate_expression): Short circuit constant case.
7350 (create_expression_by_pieces): Remove special casing of
7352 (do_regular_insertion): Short circuit constant case.
7353 (do_partial_partial_insertion): Ditto.
7355 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7358 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7360 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7362 * config/xtensa/libgcc-xtensa.ver: New file.
7363 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7365 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7367 * df-problems.c (df_set_note): Avoid C++ keywords.
7368 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7369 * dse.c (record_store, remove_useless_values): Likewise.
7370 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7371 gen_reg_rtx_offset, operand_subword, change_address_1,
7372 change_address, adjust_address_1, offset_address,
7373 widen_memory_access, emit_copy_of_insn_after): Likewise.
7374 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7375 * fwprop.c (should_replace_address, propagate_rtx_1,
7376 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7378 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7379 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7380 * lcm.c (compute_insert_delete, pre_edge_lcm,
7381 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7382 * lower-subreg.c (resolve_reg_notes): Likewise.
7383 * mode-switching.c (optimize_mode_switching): Likewise.
7385 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7387 * bt-load.c (add_btr_def, migrate_btr_def,
7388 branch_target_load_optimize): Avoid C++ keywords.
7389 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7391 * combine.c (subst, simplify_set, make_extraction,
7392 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7393 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7394 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7396 2008-07-15 Richard Guenther <rguenther@suse.de>
7399 * c-common.c (strict_aliasing_warning): Do not warn for
7400 TYPE_REF_CAN_ALIAS_ALL pointers.
7401 (c_common_get_alias_set): may_alias types are not special.
7402 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7403 attribute and set can_ref_all accordingly.
7404 (build_reference_type_for_mode): Likewise.
7405 * doc/extend.texi (may_alias): Clarify.
7407 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7410 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7411 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7413 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7416 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7417 gcc_assert, instead call output_operand_lossage.
7419 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7421 * builtins.c (std_canonical_va_list): Treat structure based
7424 2008-07-15 Ben Elliston <bje@au.ibm.com>
7426 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7428 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7430 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7433 2008-07-14 Jan Hubicka <jh@suse.cz>
7435 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7436 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7437 fix predicates and constraints.
7438 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7439 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7441 2008-07-14 Doug Kwan <dougkwan@google.com>
7443 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7444 additional option file arm/eabi.opt.
7445 * config/arm/eabi.h (File): New configuration file for EABI targets.
7446 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7447 SUBSUBTARGET_EXTRA_SPECS.
7448 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7449 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7450 from STARTFILE_SPEC so that it can be referenced in an override.
7451 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7452 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7453 can be referenced in an override.
7454 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7455 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7456 so that it can be referenced in an override.
7457 (LINK_SPEC): Use BPABI_LINK_SPEC.
7458 * config/arm/eabi.opt (File): New.
7460 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7462 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7463 (FIXED_VALUE_H): New variable.
7464 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7465 input.h, fixed-value.h.
7466 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7467 (BASIC_BLOCK_H): Use $(BITMAP_H).
7468 (FUNCTION_H): Add varray.h.
7469 (IPA_REFERENCE_H): Use $(BITMAP_H).
7470 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7471 (DF_H): Use $(BITMAP_H).
7472 (GGC_H): Add statistics.h.
7474 (INSN_ATTR_H): Use it.
7475 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7477 (SYMTAB_H): Add $(OBSTACK_H).
7478 (CPP_INTERNAL_H): New.
7479 (TREE_DUMP_H): Add tree-pass.h.
7480 (TREE_FLOW_H): Use $(BITMAP_H)
7481 (PRETTY_PRINT_H): Use $(INPUT_H).
7482 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7485 (many object files): Fix lots of header dependencies throughout.
7487 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7489 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7491 (s-gtyp-input): Use them to write tmp-gi.list.
7492 (echo_to_gi.list): Remove.
7494 2008-07-14 Richard Guenther <rguenther@suse.de>
7496 * tree-ssa-sccvn.c (pre_info): Remove.
7497 (switch_to_PRE_table): Likewise.
7498 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7499 (set_hashtable_value_ids): Do not create value-ids for the
7501 (run_scc_vn): Remove double test. Remove bogus special-case
7502 in value-number printing.
7503 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7504 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7506 * tree-flow-inline.h (get_value_handle): Remove.
7507 * tree-flow.h (get_value_handle): Remove.
7509 2008-07-14 Martin Jambor <mjambor@suse.cz>
7511 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7512 in which we generate arithmetics is not a subrange.
7514 2008-07-14 Martin Jambor <mjambor@suse.cz>
7516 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7518 2008-07-14 Richard Guenther <rguenther@suse.de>
7520 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7522 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7525 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7526 reload for symbol refs moved to r0 with -fPIC.
7527 (legitimize_pic_address): Use the target register as temporary
7529 (emit_symbolic_move): Adjust comment.
7530 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7533 2008-07-14 Ben Elliston <bje@au.ibm.com>
7535 * c-common.h (C_CPP_HASHNODE): New macro.
7536 * coretypes.h (struct cpp_token): Forward declare.
7537 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7538 the context-sensitive keyword method.
7539 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7540 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7541 expand_bool_pixel): New.
7542 (altivec_categorize_keyword): New function.
7543 (init_vector_keywords): New function.
7544 (rs6000_macro_to_expand): Likewise.
7545 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7546 compiling an ISO C dialect.
7548 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7550 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7551 (create_expression_by_pieces): Fix typo.
7552 (do_regular_insertion): Use debug counter here too.
7554 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7557 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7558 CONST_OK_FOR_LETTER_P. All port-local users changed.
7559 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7560 implement Kp matching power-of-two.
7561 (CONSTRAINT_LEN): Define to match.
7562 * config/cris/cris.md: Replace all use of constraint K with Kc.
7563 ("*btst*): Use Kp for operand 0 of last alternative.
7565 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7568 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7571 2008-07-13 Jan Hubicka <jh@suse.cz>
7573 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7576 2008-07-13 Richard Guenther <rguenther@suse.de>
7579 * langhooks.c (lhd_print_error_function): Deal with recursive
7582 2008-07-12 Jan Hubicka <jh@suse.cz>
7584 * cgraph.c (assembler_name_hash): New static var.
7585 (hash_node_by_assembler_name, eq_assembler_name): New.
7586 (cgraph_node_for_asm): Use hashtable.
7587 (cgraph_remove_node): Maintain hashtable.
7588 (change_decl_assembler_name): Sanity check that names are not changing
7589 after aliasing was processed.
7590 * cgraph.h (varpoon_node): Add next GGC marker.
7591 * tree.c (decl_assembler_name_equal): Constify.
7592 (decl_assembler_name_hash): New.
7593 * tree.h (decl_assembler_name_equal): Constify.
7594 (decl_assembler_name_hash): Update.
7596 2008-07-12 David Daney <ddaney@avtrex.com>
7598 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7601 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7603 * doc/md.texi: Document the MIPS "v" constraint.
7604 * config/mips/mips.h (reg_class): Revert last change.
7605 (REG_CLASS_NAMES): Likewise.
7606 (REG_CLASS_CONTENTS): Likewise.
7607 * config/mips/mips.c (mips_regno_to_class): Likewise.
7608 * config/mips/constraints.md (v): Likewise, but add documentation.
7609 Add a comment to say that this constraint should not be used in
7612 2008-07-11 DJ Delorie <dj@redhat.com>
7614 * config/h8300/h8300.md (length): Fix branch offset limit.
7616 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7618 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7619 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7620 (avr_hard_regno_scratch_ok): New function.
7621 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7622 * config/avr/avr.md (all peepholes that request a scratch register):
7623 Remove avr_peep2_scratch_safe use.
7625 2008-07-11 Tom Tromey <tromey@redhat.com>
7626 Ian Lance Taylor <iant@google.com>
7628 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7629 (struct c_common_resword): Define.
7630 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7631 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7632 (c_common_reswords, num_c_common_reswords): Declare.
7633 * c-common.c (c_common_reswords): New global const array.
7634 (num_c_common_reswords): New const int.
7635 * c-parser.c (struct resword, reswords): Don't define.
7636 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7637 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7638 than reswords. If warning about C++ keywords, give them a special
7640 (c_lex_one_token): Warn about C++ keywords. Call
7641 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7642 (c_parser_external_declaration): Look for RID_xxx rather than
7643 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7644 (c_parser_statement_after_labels): Likewise.
7645 (c_parser_objc_class_instance_variables): Likewise.
7646 (c_parser_objc_class_declaration): Likewise.
7647 (c_parser_objc_try_catch_statement): Likewise.
7648 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7649 (declspecs_add_type): Likewise.
7651 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7653 * ggc-page.c (alloc_page):
7654 Substituting xmalloc, xcalloc with
7655 XNEWVEC and XCNEWVAR macros which add the
7658 2008-07-11 Richard Guenther <rguenther@suse.de>
7660 PR tree-optimization/36765
7661 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7662 aliases from HEAP vars to SMTs.
7664 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7666 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7667 * configure.ac (loose_warn): Move -Wc++-compat from here...
7668 (strict_warn): ...to here.
7669 * configure: Regenerate.
7671 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7673 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7674 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7675 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7676 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7677 excluding more specific h8300-*-* and sh-*-* targets.
7679 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7681 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7683 (execute_pre): Call loop_optimizer_finalize in early exit.
7685 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7688 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7689 uids in the bitmap, not just VAR_DECL uids.
7691 PR rtl-optimization/36419
7692 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7693 (combine_stack_adjustments_for_block): Call it if needed. Delete
7695 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7696 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7697 prologue sp adjustment.
7699 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7702 * opts.c (print_ignored_options): Report postponed diagnostics for
7703 unknown -Wno-* options as warnings, not errors.
7704 (postpone_unknown_option_error): Renamed to...
7705 (postpone_unknown_option_warning): ... this.
7707 2008-07-09 Doug Kwan <dougkwan@google.com>
7710 2008-07-08 Doug Kwan <dougkwan@google.com>
7712 * config/arm/arm.opt (mandroid): New option.
7713 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7714 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7716 (CC1PLUS_SPEC): Same.
7718 (STARTFILE_SPEC): Same.
7719 (ENDFILE_SPEC): Same.
7720 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7723 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7726 * config/mips/mips.h (reg_class): Remove V1_REG.
7727 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7728 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7730 (mips_get_tp): New function.
7731 (mips_legitimize_tls_address): Use it.
7732 * config/mips/constraints.md (v): Delete.
7733 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7734 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7735 After reload, split into a move and ...
7736 (*tls_get_tp_<mode>_split): ...this new instruction.
7738 2008-07-09 David Daney <ddaney@avtrex.com>
7740 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7742 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7744 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7745 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7747 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7748 htab_delete should be called. Don't free c.
7749 (lookup_tmp_var): Create temp_htab lazily.
7750 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7751 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7753 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7754 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7755 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7756 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7757 * tree-sra.c (generate_element_init): Likewise.
7758 * tree-mudflap.c (execute_mudflap_function_ops,
7759 execute_mudflap_function_decls): Likewise.
7760 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7761 * tree-gimple.h (struct gimplify_ctx): New type.
7762 (push_gimplify_context): Adjust prototype.
7764 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7766 * tree-ssa-pre.c (phi_translate_1): Update placement of
7769 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7771 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7772 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7773 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7774 * targhooks.c (default_hard_regno_scratch_ok): New function.
7775 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7776 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7777 * recog.c: Include "target.h".
7778 (peep2_find_free_register): Add check for global regs. Add target
7780 * Makefile.in (recog.o): Depend on target.h.
7782 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7784 * config/sh/sh.c (sh_canonical_va_list_type): New.
7785 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7787 2008-07-09 Raksit Ashok <raksit@google.com>
7789 * doc/invoke.texi (Option Summary): Mention new option
7790 -Wdisallowed-function-list=...
7791 (Warning Options): Document -Wdisallowed-function-list=...
7792 * common.opt (Wdisallowed-function-list=): New flag.
7793 * flags.h (warn_disallowed_functions): External definition of new
7794 boolean warning flag.
7795 (warn_if_disallowed_function_p): Declare new function.
7796 * opts.c (warning_disallowed_functions): New static variable.
7797 (warn_disallowed_functions): New boolean warning flag.
7798 (warn_if_disallowed_function_p): New function.
7799 (add_comma_separated_to_vector): Rename
7800 add_instrument_functions_exclude_list to this.
7801 (common_handle_option): Handle new option. Rename calls to
7802 add_instrument_functions_exclude_list into calls to
7803 add_comma_separated_to_vector.
7804 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7805 based on flag warn_disallowed_functions.
7807 2008-07-09 Christian Bruel <christian.bruel@st.com>
7809 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7810 instead of get_attr_length.
7812 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7814 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7816 * genemit.c (gen_insn): Likewise.
7817 * gengtype.c (note_def_vec): Likewise.
7818 * gengtype.h (note_def_vec): Likewise.
7819 * genoutput.c (struct data, output_insn_data, process_template,
7820 gen_expand, gen_split, note_constraint): Likewise.
7821 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7822 make_insn_sequence): Likewise.
7823 * gensupport.c (record_insn_name): Likewise.
7825 2008-07-08 Doug Kwan <dougkwan@google.com>
7827 * config/arm/arm.opt (mandroid): New option.
7828 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7829 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7831 (CC1PLUS_SPEC): Same.
7833 (STARTFILE_SPEC): Same.
7834 (ENDFILE_SPEC): Same.
7835 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7838 2008-07-08 Raksit Ashok <raksit@google.com>
7840 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7841 (set_storage_via_setmem): Fix expected_align parameter.
7842 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7843 missing from the list.
7844 * doc/md.texi (movmem): Explicitly state that expected alignment is
7845 to be expressed in bytes.
7846 (setmem): Explicitly state that expected alignment is to be expressed
7849 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7851 * reload.c (find_reloads_subreg_address): Do not require validity
7852 of address in original mode before reloading address.
7854 2008-07-07 Tianwei Sheng <tianweis@google.com>
7856 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7857 bounds array access.
7859 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7861 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7863 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7865 Fix PR tree-optimization/23455
7866 Fix PR tree-optimization/35286
7867 Fix PR tree-optimization/35287
7868 * Makefile.in (OBJS-common): Remove tree-vn.o.
7869 (tree-vn.o): Remove.
7870 * dbgcnt.def: Add treepre_insert debug counter.
7871 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7872 (debug_value_expressions): Ditto.
7873 (print_value_expressions): Ditto.
7874 * tree-pretty-print.c (dump_generic_node): Updated for
7875 VALUE_HANDLE removal.
7876 * tree-ssa-dom.c (record_equality): Ditto.
7877 (cprop_operand): Ditto.
7878 (lookup_avail_expr): Ditto.
7879 * tree-ssa-threadedge.c
7880 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7881 (simplify_control_stmt_condition): Ditto.
7882 * tree.c (tree_code_size): Ditto.
7883 (tree_node_structure): Ditto.
7884 (iterative_hash_expr): Ditto.
7886 * tree.h (VALUE_HANDLE_ID): Ditto.
7887 (VALUE_HANDLE_EXPR_SET): Ditto.
7888 (struct tree_value_handle): Ditto.
7889 (union tree_node): Ditto.
7890 * treestruct.def: Ditto.
7891 * tree-vn.c: Removed.
7892 * tree-ssa-pre.c: Rewritten entirely.
7893 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7894 (constant_value_ids): Ditto.
7895 (vn_nary_op_t): Moved to header.
7897 (vn_reference_op_t): Ditto
7898 (vn_reference_t): Ditto.
7899 (next_value_id): New variable.
7900 (VN_INFO): Add an assert.
7901 (vn_constant_eq): New function.
7902 (vn_constant_hash): Ditto.
7903 (get_or_alloc_constant_value_id): Ditto.
7904 (value_id_constant_p): Ditto.
7905 (vn_reference_compute_hash): De-staticify.
7906 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7907 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7908 (valueize_refs): Update opcode if it changes from ssa name to constant.
7909 (vn_reference_lookup_1): Add new argument.
7910 (vn_reference_lookup): Ditto.
7911 (vn_reference_lookup_pieces): New function.
7912 (vn_reference_insert): Add return type. Modify to deal with value ids.
7913 (vn_reference_insert_pieces): New function.
7914 (vn_nary_op_compute_hash): De-staticify.
7915 (vn_nary_op_eq): Ditto.
7916 (vn_nary_op_lookup_pieces): New function.
7917 (vn_nary_op_lookup): Add new argument.
7918 (vn_nary_op_insert_pieces): New function.
7919 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7920 (vn_phi_insert): Ditto.
7921 (visit_unary_op): Update for callee changes.
7922 (visit_binary_op): Ditto.
7923 (visit_reference_op_load): Ditto.
7924 (visit_reference_op_store): Ditto.
7925 (init_scc_vn): Init next_value_id, constant_to_value_id and
7927 (free_scc_vn): Free them.
7928 (set_hashtable_value_ids): New function.
7929 (run_scc_vn): Use it.
7930 (get_max_value_id): New function.
7931 (get_next_value_id): Ditto.
7932 (expressions_equal_p): Moved from tree-vn.c
7933 (sort_vuses): Ditto.
7934 (sort_vuses_heap): Ditto.
7935 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7937 * tree.c (iterative_hash_hashval_t): Made non-static
7938 * tree.h (iterative_hash_hashval_t): Declare it.
7940 2008-07-08 Martin Jambor <mjambor@suse.cz>
7942 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7943 instead of ipa_create_node_params.
7944 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7945 ipa_check_create_edge_args, free them with
7946 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7948 * ipa-prop.c: Include flags.h and tree-inline.h.
7949 (ipa_node_params_vector): New variable.
7950 (ipa_edge_args_vector): New variable.
7951 (edge_removal_hook_holder): New variable.
7952 (node_removal_hook_holder): New variable.
7953 (edge_duplication_hook_holder): New variable.
7954 (node_duplication_hook_holder): New variable.
7955 (ipa_detect_param_modifications): Check for presence of modified flags.
7956 (ipa_compute_jump_functions): Check for presence of jump functions.
7957 (ipa_free_edge_args_substructures): New function.
7958 (ipa_create_node_params): Removed.
7959 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7960 (ipa_free_node_params_substructures): New function.
7961 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7963 (ipa_edge_removal_hook): New function.
7964 (ipa_node_removal_hook): New function.
7965 (duplicate_array): New function.
7966 (ipa_edge_duplication_hook): New function.
7967 (ipa_node_duplication_hook): New function.
7968 (ipa_register_cgraph_hooks): New function.
7969 (ipa_unregister_cgraph_hooks): New function.
7970 (free_all_ipa_structures_after_ipa_cp): New function.
7972 * ipa-prop.h: Include vec.h.
7973 (ipa_node_params_t): New typedef with vector types for it.
7974 (ipa_edge_args_t): New typedef with vector types for it.
7975 (IPA_NODE_REF): Changed to access an on-the-side vector.
7976 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7977 (ipa_check_create_node_params): New function.
7978 (ipa_check_create_edge_args): New function.
7980 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7983 2008-07-07 Tom Tromey <tromey@redhat.com>
7985 * configure, config.in: Rebuilt.
7986 * configure.ac: Don't check for scandir or alphasort.
7988 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7990 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7991 types immediately after creating them.
7993 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7995 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7997 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7999 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8000 dump_constraint_graph.
8001 (dump_constraint_edge): New function.
8002 (dump_constraint_graph): New function.
8003 (debug_constraint_graph): New function.
8004 (dump_constraint): Removed useless comparison.
8005 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8006 (dump_constraint_graph): Declare.
8007 (debug_constraint_graph): Declare.
8008 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8010 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8012 * config/i386/i386.c (is_va_list_char_pointer): New.
8013 (ix86_va_start): Replace compare with ms_va_list_type_node
8014 by is_va_list_char_pointer.
8015 (ix86_gimplify_va_arg): Likewise.
8017 2008-07-07 Martin Jambor <mjambor@suse.cz>
8019 * cgraph.c (cgraph_edge_max_uid): New variable.
8020 (struct cgraph_edge_hook_list): New type.
8021 (struct cgraph_node_hook_list): New type.
8022 (struct cgraph_2edge_hook_list): New type.
8023 (struct cgraph_2node_hook_list): New type.
8024 (first_cgraph_edge_removal_hook): New variable.
8025 (first_cgraph_node_removal_hook): New variable.
8026 (first_cgraph_edge_duplicated_hook): New variable.
8027 (first_cgraph_node_duplicated_hook): New variable.
8028 (cgraph_add_edge_removal_hook): New function.
8029 (cgraph_remove_edge_removal_hook): New function.
8030 (cgraph_call_edge_removal_hooks): New function.
8031 (cgraph_add_node_removal_hook): New function.
8032 (cgraph_remove_node_removal_hook): New function.
8033 (cgraph_call_node_removal_hooks): New function.
8034 (cgraph_add_edge_duplication_hook): New function.
8035 (cgraph_remove_edge_duplication_hook): New function.
8036 (cgraph_call_edge_duplication_hooks): New function.
8037 (cgraph_add_node_duplication_hook): New function.
8038 (cgraph_remove_node_duplication_hook): New function.
8039 (cgraph_call_node_duplication_hooks): New function.
8040 (cgraph_create_edge): Assign to edge uid.
8041 (cgraph_remove_edge): Call edge removal hooks.
8042 (cgraph_node_remove_callees): Call edge removal hooks.
8043 (cgraph_node_remove_callers): Call edge removal hooks.
8044 (cgraph_remove_node): Call node removal hooks.
8045 (cgraph_clone_edge): Call edge duplication hooks.
8046 (cgraph_clone_node): Call node duplication hooks.
8048 * cgraph.h (cgraph_edge): New field uid.
8049 (cgraph_edge_hook): New type.
8050 (cgraph_node_hook): New type.
8051 (cgraph_2edge_hook): New type.
8052 (cgraph_2node_hook): New type.
8054 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8056 * config.in: Regenerate.
8058 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8060 * gcc.c (print_sysroot): New.
8061 (option_map, display_help, process_command): Handle the
8062 -print-sysroot option.
8063 (main): Print the sysroot if requested.
8064 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8066 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8069 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8071 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8073 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8074 (assign_parm_setup_block_p): Also check mode of entry_parm.
8076 2008-07-07 Richard Guenther <rguenther@suse.de>
8078 * tree-ssa-structalias.h (set_used_smts): Remove.
8079 * tree-ssa-structalias.c (used_smts): Likewise.
8080 (set_used_smts): Likewise.
8081 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8082 call to set_used_smts.
8084 2008-07-07 Richard Guenther <rguenther@suse.de>
8086 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8087 (new_var_info): Set it to false.
8088 (solution_set_add): Correctly handle pointers outside a var and
8090 (type_safe): Treat variables with is_full_var properly.
8091 (do_sd_constraint): Likewise.
8092 (do_ds_constraint): Likewise.
8093 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8094 (get_constraint_for_ptr_offset): New function.
8095 (get_constraint_for_component_ref): For addresses at least include
8096 the last field of the variable. Handle is_full_vars properly.
8097 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8098 (handle_ptr_arith): Remove.
8099 (find_func_aliases): Simplify assignment handling.
8100 (create_function_info_for): For parameter and result varinfos set
8102 (create_variable_info_for): Set is_full_var flag whenever we
8103 just created a single varinfo for a decl.
8104 (init_alias_vars): Initialize use_field_sensitive from
8105 max-fields-for-field-sensitive parameter.
8107 2008-07-07 Richard Guenther <rguenther@suse.de>
8109 PR tree-optimization/36713
8110 * tree-flow-inline.h (is_call_used): New function.
8111 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8112 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8113 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8115 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8117 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8119 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8121 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8123 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8124 Nathan Sidwell <nathan@codesourcery.com>
8126 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8127 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8129 * config/m68k/t-linux: New.
8130 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8133 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8135 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8136 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8139 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8141 * gcc.c (execute): Fix -Wc++-compat warning.
8143 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8146 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8147 constant for little endian.
8149 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8151 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8152 mips_base_mips16 instead of TARGET_MIPS16.
8153 (mips_base_mips16): Declare.
8154 * config/mips/mips.c (mips_base_mips16): Make global.
8155 (was_mips16_p): Remove GTY marker.
8156 (was_mips16_pch_p): New variable.
8157 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8158 (mips_override_options): Force to non-MIPS16 mode initially.
8159 Do not complain about MIPS16 PIC incompatibilities here.
8160 Only allow -mgpopt if -mexplicit-relocs is in force for
8163 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8165 * configure.ac: Check for caddr_t, define to char * if not defined.
8166 * configure: Regenerate.
8167 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8168 (mmap_gt_pch_use_address): Likewise.
8169 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8171 2008-07-06 Richard Guenther <rguenther@suse.de>
8173 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8174 (new_var_info): Deal with it.
8175 (solution_set_add): Likewise.
8176 (bitpos_of_field): Make signed, fix.
8177 (struct fieldoff): Remove type and decl fields. Make size field
8178 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8180 (fieldoff_compare): Deal with it.
8181 (push_fields_onto_fieldstack): Remove has_union argument, glob
8182 adjacent non-pointer fields together.
8183 (create_function_info_for): Do not set has_union.
8184 (create_variable_info_for): Simplify.
8186 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8188 * config.gcc (extra_headers): Add cross-stdarg.h for target
8189 x86_64-*-* and i?86-*-*.
8190 * config/i386/cross-stdarg.h: New.
8191 * builtins.c (std_fn_abi_va_list): New.
8192 (std_canonical_va_list_type): New.
8193 (stabilize_va_list): Replace va_list_type_node use by
8194 mtarget.canonical_va_list_type.
8195 (gimplify_va_arg_expr): Likewise.
8196 (expand_builtin_va_copy): Replace va_list_type_node use by
8197 mtarget.fn_abi_va_list.
8198 * tree-sra.c (is_va_list_type): New helper.
8199 (decl_can_be_decomposed_p): Replace
8200 va_list_type_node use by is_va_list_type.
8201 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8202 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8203 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8204 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8205 (ix86_enum_va_list): New.
8206 * config/i386/i386.c (sysv_va_list_type_node): New.
8207 (ms_va_list_type_node): New.
8208 (ix86_function_type_abi): Remove sorry.
8209 (ix86_build_builtin_va_list_abi): New.
8210 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8212 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8213 (ix86_init_builtins_va_builtins_abi): New.
8214 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8216 (ix86_handle_abi_attribute): New.
8217 (attribute_spec): Add sysv_abi and ms_abi.
8218 (ix86_fn_abi_va_list): New.
8219 (ix86_canonical_va_list_type): New.
8220 (ix86_enum_va_list): New.
8221 (TARGET_FN_ABI_VA_LIST): New.
8222 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8223 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8224 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8225 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8226 (TARGET_ENUM_VA_LIST): New.
8227 * expr.h (std_fn_abi_va_list): New.
8228 (std_canonical_va_list_type): New.
8229 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8230 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8231 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8232 TARGET_CANONICAL_VA_LIST_TYPE.
8233 * target.h (struct gcc_target): Add fn_abi_va_list hook
8234 and canonical_va_list_type hook.
8236 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8238 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8239 integral and pointer types.
8241 2008-07-04 Roger Sayle <roger@eyesopen.com>
8243 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8244 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8246 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8249 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8251 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8253 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8254 build_gimple_modify_stmt.
8255 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8256 gimple operand. Use fold_build* instead of build*.
8258 2008-07-04 Richard Guenther <rguenther@suse.de>
8260 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8261 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8262 properly to compute the reachability set if we do field-sensitive PTA.
8263 * invoke.texi (max-fields-for-field-sensitive): Document default.
8264 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8265 100 for optimize >= 2.
8267 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8269 * ggc-zone.c (lookup_page_table_if_allocated,
8270 set_page_table_entry, zone_find_object_size, alloc_small_page,
8271 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8272 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8273 -Wc++-compat and/or -Wcast-qual warnings.
8275 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8278 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8279 pic_offset_table_rtx to be marked as used here.
8280 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8281 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8282 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8283 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8286 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8288 * alloc-pool.c (hash_descriptor, eq_descriptor,
8289 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8290 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8292 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8293 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8294 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8295 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8298 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8300 * tree-flow.h (loop_only_exit_p): Declare.
8301 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8302 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8303 the number of iterations if it is constant. Otherwise, if this is the
8304 only possible exit of the loop, use the conservative estimate on the
8305 number of iterations of the entire loop if available.
8307 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8309 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8310 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8311 Add synchronization functions.
8312 * config/sync.c: New file.
8313 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8314 (LIBGCC_SYNC_CFLAGS): Likewise.
8316 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8319 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8320 (*pushtf_sse): New insn pattern.
8321 (pushtf splitters): New splitters.
8323 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8326 * predict.c (build_predict_expr): Use void_type_node for the tree
8327 type, instead of NULL_TREE.
8329 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8331 * config/i386/i386.c (contains_aligned_value_p): Return true
8333 (ix86_data_alignment): Align TCmode to 128bits.
8334 (ix86_local_alignment): Likewise.
8336 2008-07-03 Andrew Haley <aph@redhat.com>
8339 * vec.h (VEC_TA): New.
8340 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8341 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8342 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8343 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8344 (C_COMMON_FIXED_TYPES): Remove first arg.
8345 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8346 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8347 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8348 not to use empty macro arguments.
8350 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8352 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8353 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8354 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8355 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8356 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8357 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8358 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8359 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8360 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8361 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8362 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8363 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8364 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8365 config/rs6000/e500crtres64gpr.asm,
8366 config/rs6000/e500crtres64gprctr.asm,
8367 config/rs6000/e500crtrest32gpr.asm,
8368 config/rs6000/e500crtrest64gpr.asm,
8369 config/rs6000/e500crtresx32gpr.asm,
8370 config/rs6000/e500crtresx64gpr.asm,
8371 config/rs6000/e500crtsav32gpr.asm,
8372 config/rs6000/e500crtsav64gpr.asm,
8373 config/rs6000/e500crtsav64gprctr.asm,
8374 config/rs6000/e500crtsavg32gpr.asm,
8375 config/rs6000/e500crtsavg64gpr.asm,
8376 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8377 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8378 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8379 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8380 config/sparc/sol2-cn.asm: Remove .file directives.
8382 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8384 * resource.c (mark_referenced_resources): Look inside
8385 UNSPEC_VOLATILEs and ASM_INPUTs.
8387 2008-07-02 Ian Lance Taylor <iant@google.com>
8389 * rtlanal.c (add_reg_note): New function.
8390 * rtl.h (add_reg_note): Declare.
8391 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8392 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8393 * builtins.c (expand_builtin_longjmp): Likewise.
8394 (expand_builtin_nonlocal_goto): Likewise.
8395 * calls.c (emit_call_1, expand_call): Likewise.
8396 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8397 * cfglayout.c (fixup_reorder_chain): Likewise.
8398 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8399 (commit_one_edge_insertion): Likewise.
8400 * combine.c (move_deaths, distribute_notes): Likewise.
8401 * df-problems.c (df_set_note): Likewise.
8402 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8403 (set_unique_reg_note): Likewise.
8404 (emit_copy_of_insn_after): Likewise.
8405 * expr.c (expand_expr_real): Likewise.
8406 * gcse.c (add_label_notes): Likewise.
8407 * haifa-sched.c (create_check_block_twin): Likewise.
8408 * jump.c (mark_jump_label_1): Likewise.
8409 * loop-doloop.c (add_test, doloop_modify): Likewise.
8410 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8411 * lower-subreg.c (move_eh_region_note): Likewise.
8412 * optabs.c (emit_libcall_block): Likewise.
8413 * predict.c (predict_insn): Likewise.
8414 (combine_predictions_for_insn): Likewise.
8415 * recog.c (peephole2_optimize): Likewise.
8416 * regmove.c (try_auto_increment): Likewise.
8417 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8418 * reload.c (find_reloads): Likewise.
8419 * reload1.c (fixup_eh_region_note): Likewise.
8420 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8421 * reorg.c (delete_prior_computation): Likewise.
8422 (delete_computation, dbr_schedule): Likewise.
8423 * config/pa/pa.c (legitimize_pic_address): Likewise.
8424 * config/sh/sh.c (sh_reorg): Likewise.
8426 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8429 * config/libgcc-glibc.ver: Add %exclude.
8430 * config/m32r/libgcc-glibc.ver: Likwise.
8431 * config/s390/libgcc-glibc.ver: Likwise.
8432 * config/sh/libgcc-glibc.ver: Likwise.
8433 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8435 * config/i386/libgcc-glibc.ver: New.
8437 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8439 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8441 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8442 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8443 i[34567]86-*-linux*, x86_64-*-linux*. Add
8444 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8445 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8446 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8447 i[34567]86-*-linux*, x86_64-*-linux*.
8449 * libgcc-std.ver: Add empty GCC_4.4.0.
8451 * mkmap-symver.awk: Support multiple versions per symbol.
8453 * config/i386/i386.c (ix86_init_builtins): Always define
8454 __builtin_fabsq and __builtin_copysignq with fallbacks.
8455 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8456 and __builtin_copysignq if SSE2 isn't available.
8458 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8459 (LIBGCC2_TF_CEXT): Likwise.
8462 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8464 * config/i386/sfp-machine.h: Moved to libgcc.
8466 * config/i386/sfp-machine.h: New.
8467 * config/i386/t-linux: Likwise.
8469 * config/i386/t-darwin: Remove softfp_wrap_start and
8471 * config/i386/t-darwin64: Likewise.
8473 * config/i386/t-fprules-softfp64: Renamed to ...
8474 * config/i386/t-fprules-softfp: This.
8476 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8477 and softfp_wrap_end.
8479 2008-07-02 Jason Merrill <jason@redhat.com>
8481 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8483 * tree.c (ctor_to_list): New fn.
8484 * tree.h: Declare it.
8485 (CONSTRUCTOR_ELT): New macro.
8486 (CONSTRUCTOR_NELTS): New macro.
8488 2008-07-02 Richard Guenther <rguenther@suse.de>
8490 * tree-ssa-structalias.c (struct variable_info): Reorder
8491 to fill padding on 64bit hosts. Make collapsed_to an int.
8492 (get_varinfo_fc): Deal with that.
8493 (new_var_info): Likewise.
8494 (collapse_rest_of_var): Likewise.
8496 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8498 * doc/install.texi (--enable-java-home): Document.
8499 (--enable-aot-compile-rpm): Likewise.
8500 (--with-arch-directory): Likewise.
8501 (--with-os-directory): Likewise.
8502 (--with-origin-name): Likewise.
8503 (--with-arch-suffix): Likewise.
8504 (--with-jvm-root-dir): Likewise.
8505 (--with-jvm-jar-dir): Likewise.
8506 (--with-python-dir): Likewise.
8508 2008-07-02 Richard Guenther <rguenther@suse.de>
8510 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8511 from decls explicitly. Merge operand checking from tuples.
8513 2008-07-02 Martin Jambor <mjambor@suse.cz>
8515 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8517 2008-07-02 Martin Jambor <mjambor@suse.cz>
8519 * tree-switch-conversion.c: Included timevar.h
8520 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8522 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8524 2008-07-02 Martin Jambor <mjambor@suse.cz>
8526 * tree-switch-conversion.c: Corrected various comments and
8528 (build_constructors): Fixed minor formatting mistakes.
8530 * invoke.texi (Optimize Options): Corrected the
8531 switch-conversion-max-branch-ratio parameter.
8533 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8535 * final.c (asm_insn_count): Return zero for an empty asm body.
8537 2008-07-02 Richard Guenther <rguenther@suse.de>
8539 * bitmap.h (bitmap_set_bit): Return bool.
8540 (bitmap_clear_bit): Likewise.
8541 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8542 write to the bitmap if it would.
8543 (bitmap_clear_bit): Likewise.
8544 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8545 bitmap_set_bit return value.
8546 (add_pred_graph_edge): Likewise.
8547 (add_graph_edge): Likewise.
8548 (do_sd_constraint): Likewise.
8549 (do_ds_constraint): Likewise.
8551 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8553 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8554 Fix -Wc++-compat and/or -Wcast-qual warnings.
8555 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8556 gen_regparm_prefix): Likewise.
8557 * vmsdbgout.c (write_modbeg, lookup_filename,
8558 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8560 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8562 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8563 defaults.h definition apply.
8565 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8567 * function.c (assign_parm_remove_parallels): New.
8568 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8570 (assign_parm_setup_block): Do not handle them.
8571 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8572 assign_parm_remove_parallels.
8574 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8576 * c-typeck.c (convert_for_assignment): Use
8577 vector_targets_convertible_p.
8578 * c-common.c (vector_targets_convertible_p): New.
8579 * c-common.h (vector_targets_convertible_p): New prototype.
8580 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8581 opaque_p_V2SI_type_node.
8583 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8585 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8588 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8590 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8591 TFmode constants via two element DImode vector for hosts with
8592 HOST_BITS_PER_WIDE_INT < 64.
8593 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8594 also for HOST_BITS_PER_WIDE_INT < 64.
8596 2008-07-01 Richard Guenther <rguenther@suse.de>
8598 PR tree-optimization/36666
8599 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8600 (get_constraint_exp_from_ssa_var): Split into ...
8601 (get_constraint_exp_for_temp): ... this ...
8602 (get_constraint_for_ssa_var): ... and that.
8603 Return constraint expressions for all touched sub-fields
8604 if the results address is not taken.
8605 (process_constraint): Remove assertion that aggregate
8606 assignments do not happen at this place.
8607 (get_constraint_for_component_ref): Add address_p argument.
8608 Return constraint expressions for all touched sub-fields
8609 if the results address is not taken.
8610 (do_deref): Use get_constraint_exp_for_temp.
8611 (get_constraint_for_1): Rename from ...
8612 (get_constraint_for): ... this. Add the old function as wrapper.
8613 (do_structure_copy): Use get_constraint_for_1.
8615 2008-07-01 Martin Jambor <mjambor@suse.cz>
8617 * Makefile.in (tree-switch-conversion.o): Add.
8618 (OBJS-common): Add tree-swtch-conversion.o.
8619 * passes.c (init_optimization_passes): Add pass_convert_switch.
8620 * tree-pass.h: (pass_convert_switch): Add.
8621 * tree-switch-conversion.c: New file.
8622 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8623 * common.opt (ftree-cswtch): New option.
8624 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8625 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8626 * opts.c (decode_options): Set flag_tree_switch_conversion when
8627 optimization level is >= 2.
8628 * doc/invoke.texi (Optimize Options): Added description of
8629 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8631 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8633 * config/darwin-driver.c (darwin_default_min_version): Fix
8634 -Wc++-compat warnings.
8636 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8638 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8641 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8643 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8645 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8647 PR rtl-optimization/34744
8648 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8649 (df_scan_free_internal): Free data structures not
8650 allocated in storage pools.
8651 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8652 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8653 df_scan_free_mws_vec.
8654 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8657 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8659 * config/i386/i386.c (contains_aligned_value_p): Return true
8661 (ix86_function_arg_boundary): Return its natural boundary
8663 (return_in_memory_32): Don't check TDmode.
8664 (ix86_split_to_parts): Support splitting into 4 parts and
8665 support TFmode for 32bit target.
8666 (ix86_split_long_move): Support splitting into 4 parts.
8667 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8669 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8670 (ix86_init_builtins): Here.
8671 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8672 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8673 'q' and 'w', respectively.
8675 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8677 (movtf_internal): Likewise.
8678 (<code>tf2): Likewise.
8679 (*absnegtf2_sse): Likewise.
8680 (copysign<mode>3): Likewise.
8681 (copysign<mode>3_const): Likewise.
8682 (copysign<mode>3_var): Likewise.
8683 (define_split UNSPEC_COPYSIGN): Likewise.
8684 * config/i386/sse.md (*nandtf3): Likewise.
8685 (<code>tf3): Likewise.
8686 (*<code>tf3): Likewise.
8688 2008-06-30 Joey Ye <joey.ye@intel.com>
8689 H.J. Lu <hongjiu.lu@intel.com>
8691 * global.c (compute_regsets): Set frame_pointer_needed here.
8692 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8694 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8696 * doc/install.texi (specific): Expand Windows build notes.
8698 2008-06-30 Ira Rosen <irar@il.ibm.com>
8700 PR tree-optimization/36648
8701 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8702 number of prolog iterations by step. Fix the comment.
8704 2008-06-30 Richard Guenther <rguenther@suse.de>
8707 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8708 handle calls from ECF_MALLOC functions.
8709 (handle_pure_call): ECF_MALLOC functions do not return
8711 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8713 2008-06-29 Andreas Schwab <schwab@suse.de>
8715 * config/m68k/m68k.c (print_operand): Always print a float
8717 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8718 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8721 * config/rs6000/x-linux64: Remove never used file.
8723 2008-06-29 Richard Guenther <rguenther@suse.de>
8725 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8727 (struct alias_info): Move ...
8728 * tree-ssa-alias.c: ... here.
8729 (update_alias_info): Declare.
8730 (compute_may_aliases): Call it.
8731 (update_alias_info): New function.
8732 * tree-ssa-structalias.c (update_alias_info): Move ...
8733 * tree-ssa-alias.c (update_alias_info_1): ... here.
8734 * tree-ssa-structalias.c (process_constraint_1): Remove
8735 unused from_call argument. Rename to ...
8736 (process_constraint): ... this. Delete old wrapper.
8737 (make_constraint_to): Adjust callers.
8738 (handle_const_call): Likewise.
8739 (handle_pure_call): Likewise.
8740 (init_base_vars): Likewise.
8741 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8742 (find_func_aliases): We don't need structure copies for
8744 (make_constraint_from_anything): Remove.
8745 (create_variable_info_for): For globals make constraints
8746 from escaped, not from anything.
8747 (compute_points_to_sets): Do not call update_alias_info.
8748 (ipa_pta_execute): Use make_constraint_from.
8750 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8752 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8753 (bitmap.o-warn, dominance.o-warn): New.
8754 * configure.ac (cxx_compat_warn): Delete.
8755 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8756 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8758 * configure: Regenerate.
8760 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8763 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8765 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8766 * df-scan.c (df_notes_rescan): Likewise.
8767 * ggc-page.c (set_page_table_entry): Likewise.
8768 * intl.c (gcc_gettext_width): Likewise.
8769 * varasm.c (get_unnamed_section, get_noswitch_section,
8770 get_section): Likewise.
8772 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8774 * regrename.c (build_def_use): Don't copy RTX.
8776 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8778 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8779 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8780 punctuation. Use @ref instead of @xref.
8781 (Function Names): Remove stray @display/@end display.
8782 (C++ Attributes): Use @ref instead of @xref.
8783 (Deprecated Features): Fix punctuation around @xref.
8784 (Backwards Compatibility): Likewise.
8785 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8787 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8789 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8790 constants for E500 double.
8792 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8794 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8795 element type of const_vector.
8797 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8800 Remove FLAGS_REG clobber from expander pattern.
8801 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8802 (anddi3, andsi3, andhi3, andqi3): Ditto.
8803 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8804 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8805 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8806 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8807 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8808 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8809 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8810 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8812 2008-06-28 Richard Guenther <rguenther@suse.de>
8814 * tree-ssa-structalias.c (callused_id, var_callused,
8815 callused_tree): Add.
8816 (handle_pure_call): New function.
8817 (find_func_aliases): Call it.
8818 (find_what_p_points_to): Handle the call-used set.
8819 (clobber_what_escaped): Likewise.
8820 (compute_call_used_vars): New function.
8821 (init_base_vars): Init the call-used variable.
8822 (do_sd_constraint): Do not propagate the solution from CALLUSED
8823 but use CALLUSED as a placeholder.
8824 (solve_graph): Likewise.
8825 * tree-flow-inline.h (gimple_call_used_vars): New function.
8826 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8827 (compute_call_used_vars): Declare.
8828 * tree-ssa-alias.c (set_initial_properties): Call
8829 compute_call_used_vars.
8830 (reset_alias_info): Clear call-used variables.
8831 (add_call_clobber_ops): Assert we are not called for const/pure
8832 functions. Remove handling of them.
8833 (add_call_read_ops): Handle pure functions by adding the
8834 call-used set of variables as VUSEs.
8835 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8836 (delete_tree_ssa): Free it.
8837 * tree-dfa.c (remove_referenced_var): Clear the var from the
8840 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8842 * tree.c (build_varargs_function_type_list): New.
8843 (build_function_type_list_1): New.
8844 (build_function_type_list): Use build_function_type_list_1.
8845 * tree.h (build_varargs_function_type_list): New.
8847 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8850 * config/spu/spu.c (spu_builtin_splats): Do not generate
8851 invalid CONST_VECTOR expressions.
8852 (spu_expand_vector_init): Likewise.
8854 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8856 * optabs.c (libfunc_decls): New variable.
8857 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8858 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8859 for the same function twice.
8861 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8863 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8864 ix86_expand_binary_operator directly.
8865 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8867 (*ashrti3_1): Ditto.
8868 (*lshrti3_1): Ditto.
8869 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8870 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8871 using only one splitter. Conditionaly execute splitter before or
8872 after peephole2 pass.
8873 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8874 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8875 Use only one alternative in asm template.
8876 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8878 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8879 "J" operand constraint for operand 2.
8880 (*ashldi3_cconly_rex64): Ditto.
8881 (*ashrdi3_cmp_rex64): Ditto.
8882 (*ashrdi3_cconly_rex64): Ditto.
8883 (*lshrdi3_cmp_rex64): Ditto.
8884 (*lshrdi3_cconly_rex64): Ditto.
8885 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8886 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8887 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8890 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8892 * gimplify.c (omp_is_private): Don't return true if decl is not
8893 already private on #pragma omp for or #pragma omp parallel for.
8896 * tree-cfg.c (struct move_stmt_d): Replace block field with
8897 orig_block and new_block fields.
8898 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8899 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8900 (move_block_to_fn): Replace vars_map and new_label_map arguments
8901 with struct move_stmt_d pointer.
8902 (replace_block_vars_by_duplicates): New function.
8903 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8904 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8905 all subblocks of ORIG_BLOCK to the new function. Call
8906 replace_block_vars_by_duplicates.
8907 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8908 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8909 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8910 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8911 (expand_omp): Temporarily set input_location to the location of
8912 region's controlling stmt.
8913 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8914 BIND_EXPR, push ctx->block_vars and gimplification vars into
8915 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8917 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8918 there are any BLOCK_VARS.
8919 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8920 OMP_PARALLEL or OMP_TASK stmt.
8921 (lower_omp): Save and restore input_location around the lower_omp_1
8924 2008-06-27 Richard Guenther <rguenther@suse.de>
8926 PR tree-optimization/36400
8927 PR tree-optimization/36373
8928 PR tree-optimization/36344
8929 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8930 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8931 (update_alias_info): Remove call clobbering code.
8932 (make_constraint_to): New helper function.
8933 (make_escape_constraint): Likewise.
8934 (handle_rhs_call): Use it on all pointer containing arguments.
8935 Also mark the static chain escaped.
8936 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8937 instead of ANYTHING.
8938 (make_constraint_from): New helper split out from ...
8939 (make_constraint_from_anything): ... here.
8940 (find_func_aliases): Add constraints for escape sites.
8941 (intra_create_variable_infos): Make constraints from NONLOCAL
8943 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8945 (clobber_what_p_points_to): Remove.
8946 (clobber_what_escaped): New function.
8947 (init_base_vars): Init NONLOCAL and ESCAPED.
8948 (do_sd_constraint): Do not propagate the solution from ESCAPED
8949 but use ESCAPED as a placeholder.
8950 (solve_graph): Likewise.
8951 * tree-flow.h (clobber_what_p_points_to): Remove.
8952 (clobber_what_escaped): Declare.
8953 * tree-ssa-alias.c (set_initial_properties): Call it.
8954 Remove code clobbering escaped pointers.
8956 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8958 * function.c (allocate_struct_function): Only allocate a unique
8959 funcdef_no if the decl is nonzero.
8961 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8963 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8964 * config/mips/mips.c (mips_split_const_insns): New function.
8965 * config/mips/mips.md (move_type): New attribute.
8966 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8967 (dword_mode): New attribute.
8968 (type): Avoid long line. Map "move_type"s to "type"s,
8969 choosing "multi" for doubleword moves if appropriate.
8970 Swap MTC/MFC comments to match their declaration order.
8971 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8972 "type" is "branch" or "jal" is "direct".
8973 (length): Handle "extended_mips16" first. Make the default
8974 "0" for "ghost" instructions. Set the length from "move_type".
8975 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8976 of "type", with "sll0" for the register alternative. Remove the
8977 "extended_mips16" attribute.
8978 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8979 of "type", with "shift_shift" for the register alternative.
8980 Remove the "length" attribute.
8981 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8982 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8983 of "type", with "andi" for the register alternative.
8984 (*zero_extendqihi2): Likewise.
8985 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8986 of "andi" instead of a "type" of "arith".
8987 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8989 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8990 (mov_<store>r, *mov<mode>_ra): Likewise.
8991 (extendsidi2): Use "move_type" instead of "type", with "move"
8992 for the register alternative.
8993 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8994 of "type", with "signext" for the register alternative.
8995 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8996 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8997 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8998 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8999 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9000 (unnamed branch insn): Likewise.
9001 (*movdi_gp32_fp64): Fold into...
9002 (*movdi_32bit): ...here.
9003 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9004 (*movdf_hardfloat): ...this new pattern.
9005 (*movdf_softfloat): Remove redundant FPR alternatives.
9006 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9007 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9008 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9009 the "move" attribute.
9010 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9011 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9012 and "store" for COP loads and stores.
9013 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9014 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9015 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9016 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9017 (*movtf_mips16, *movv2sf): Likewise.
9018 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9019 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9020 (mfhc1<mode>): Use "move_type" instead of "move".
9021 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9022 (loadgp_blockage): Remove the "length" attribute.
9023 (blockage, set_got_version, update_got_version): Likewise.
9024 (call_internal): Remove the "extended_mips16" attribute.
9025 (call_value_internal, call_value_multiple_internal): Likewise.
9026 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9028 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9029 the "length" attribute.
9031 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9033 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9034 -Wcast-qual warnings.
9035 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9036 handle_pragma_pop_macro): Likewise.
9037 * collect2.c (resolve_lib_name): Likewise.
9038 * config/arc/arc.c (arc_init): Likewise.
9039 * config/arm/arm.c (neon_builtin_compare,
9040 locate_neon_builtin_icode): Likewise.
9041 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9042 * config/bfin/bfin.c (bfin_init_machine_status,
9043 bfin_optimize_loop): Likewise.
9044 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9045 * config/cris/cris.c (cris_init_expanders): Likewise.
9046 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9047 * config/darwin.c (machopic_indirection_eq,
9048 machopic_indirection_name, machopic_output_indirection): Likewise.
9049 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9050 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9051 frv_optimize_membar): Likewise.
9052 * config/i386/cygwin.h (mingw_scan,
9053 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9054 * config/i386/cygwin1.c (mingw_scan): Likewise.
9055 * config/i386/i386.c (machopic_output_stub): Likewise.
9056 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9057 i386_pe_unique_section): Likewise.
9058 * config/ia64/ia64.c (ia64_init_machine_status,
9059 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9061 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9062 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9063 * config/m68k/m68k.c (m68k_handle_option,
9064 m68k_sched_md_init_global): Likewise.
9065 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9066 mcore_unique_section): Likewise.
9067 * config/mips/mips.c (mips_block_move_straight,
9068 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9070 * config/mmix/mmix.c (mmix_init_machine_status,
9071 mmix_encode_section_info): Likewise.
9072 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9073 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9074 print_operand_address, output_toc, redefine_groups,
9075 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9076 * config/s390/s390.c (s390_init_machine_status): Likewise.
9077 * config/score/score.c (score_block_move_straight,
9078 score_block_move_loop_body): Likewise.
9079 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9080 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9081 * emit-rtl.c (find_auto_inc): Likewise.
9082 * gcc.c (translate_options, process_command): Likewise.
9083 * reorg.c (dbr_schedule): Likewise.
9084 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9085 * xcoffout.c (xcoffout_declare_function): Likewise.
9087 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9089 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9090 ipa-pta working again.
9092 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9094 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9097 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9099 * config.gcc (powerpc*-*-*): Add new core e500mc.
9100 * config/rs6000/e500mc.md: New file.
9101 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9103 (rs6000_override_options): Add e500mc case to
9104 processor_target_table. Altivec and Spe options not allowed
9105 with e500mc. Add isel instruction to e500mc by
9106 default. Initialize rs6000_cost for e500mc.
9107 (rs6000_issue_rate): Set issue rate for e500mc.
9108 * config/rs6000/rs6000.h (processor_type): Add
9109 PROCESSOR_PPCE500MC.
9110 (ASM_CPU_SPEC): Add e500mc.
9111 Set TARGET_ISEL to rs6000_isel.
9112 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9113 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9114 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9116 * doc/invoke.texi: Add e500mc to list of cpus.
9118 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9121 * c-lex.c (lex_charconst): Initialize unsignedp.
9123 2008-06-27 Olivier Hainque <hainque@adacore.com>
9125 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9126 documented assumptions.
9128 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9130 * dwarf2out.c: Remove trailing white spaces. Break long line
9133 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9135 * libfuncs.h (LTI_synchronize): New libfunc_index.
9136 (synchronize_libfunc): Declare.
9137 * builtins.c (expand_builtin_synchronize): Consider using
9138 synchronize_libfunc before falling back on an asm blockage.
9139 * config/mips/mips.c: Include libfuncs.h
9140 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9142 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9144 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9145 parameter. Copy stack_reg to r11 where appropriate.
9146 (no_global_regs_above): Add gpr parameter.
9147 (rs6000_stack_info): Only add padding for SPE save area if we
9148 are saving SPE GPRs and CR.
9149 (saveres_routine_syms): New variable.
9150 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9152 (rs6000_savres_routine_sym): New function.
9153 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9155 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9156 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9157 Tweak FPR out-of-line saving.
9158 (rs6000_make_savres_rtx): New function.
9159 (rs6000_use_multiple_p): New function.
9160 (rs6000_savres_strategy): New function.
9161 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9162 out-of-line if appropriate.
9163 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9164 if we are optimizing for size.
9165 (GP_SAVE_INLINE): Define.
9166 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9167 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9168 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9169 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9170 (*save_fpregs_<mode>): Add use of r11.
9171 (*restore_gpregs_<mode>): New insn.
9172 (*return_and_restore_gpregs_<mode>): New insn.
9173 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9175 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9176 (*restore_gpregs_spe): New insn.
9177 (*return_and_restore_gpregs_spe): New insn.
9178 * config/rs6000/predicates.md (save_world_operation): Fix check.
9180 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9182 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9183 this point, so assert that.
9185 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9187 * cfganal.c: Include vec.h and vecprim.h.
9188 (compute_idf): Import from...
9189 * tree-into-ssa (compute_idf): ...here.
9190 * basic-block.h (compute_idf): Export.
9192 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9194 * c-decl.c (merge_decls): Use !current_function_decl to check for
9195 extern declaration of C99 inline function being at file scope.
9197 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9199 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9201 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9203 * alias.c (record_alias_subset, init_alias_analysis): Fix
9204 -Wc++-compat and/or -Wcast-qual warnings.
9205 * attribs.c (lookup_attribute_spec): Likewise.
9206 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9207 copy_bb, connect_traces,
9208 find_rarely_executed_basic_blocks_and_cr): Likewise.
9209 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9210 note_btr_set, migrate_btr_defs): Likewise.
9211 * builtins.c (result_vector, expand_builtin_memcpy,
9212 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9213 builtin_memset_read_str, expand_builtin_printf,
9214 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9216 * caller-save.c (mark_set_regs): Likewise.
9217 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9218 * cgraph.c (cgraph_edge): Likewise.
9219 * combine.c (likely_spilled_retval_1): Likewise.
9220 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9221 htab_counts_entry_del, get_coverage_counts): Likewise.
9222 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9223 new_cselib_val): Likewise.
9224 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9225 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9227 * df-core.c (df_compact_blocks): Likewise.
9228 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9229 * df-scan.c (df_grow_reg_info, df_ref_create,
9230 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9231 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9232 df_record_entry_block_defs, df_record_exit_block_uses,
9233 df_bb_verify): Likewise.
9234 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9235 DF_REF_EXTRACT_MODE_CONST): New.
9236 * dominance.c (get_immediate_dominator, get_dominated_by,
9237 nearest_common_dominator, root_of_dom_tree,
9238 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9239 -Wc++-compat and/or -Wcast-qual warnings.
9240 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9241 record_store, replace_read, check_mem_read_rtx, scan_insn,
9242 dse_step1, dse_record_singleton_alias_set): Likewise.
9243 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9245 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9247 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9248 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9249 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9250 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9251 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9252 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9253 file_name_acquire, output_file_names, add_const_value_attribute,
9254 premark_used_types_helper, file_table_eq, file_table_hash,
9255 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9256 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9257 -Wcast-qual warnings.
9258 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9259 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9260 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9261 gen_reg_rtx, start_sequence, init_emit): Likewise.
9262 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9263 * except.c (init_eh_for_function, gen_eh_region,
9264 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9265 arh_to_landing_pad, arh_to_label, add_action_record,
9266 add_call_site, switch_to_exception_section): Likewise.
9267 * expmed.c (synth_mult): Likewise.
9268 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9269 store_expr): Likewise.
9270 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9272 * function.c (assign_stack_temp_for_type,
9273 allocate_struct_function, match_asm_constraints_1): Likewise.
9274 * gcov-io.c (gcov_allocate): Likewise.
9275 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9276 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9277 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9278 record_one_set, insert_expr_in_table, insert_set_in_table,
9279 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9280 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9281 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9282 -Wcast-qual warnings.
9284 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9286 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9287 -Wcast-qual warnings.
9288 * gcc.c (process_command): Likewise.
9289 * genattrtab.c (oballoc): Use XOBNEW.
9290 (oballocvec): Define.
9291 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9292 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9293 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9294 -Wc++-compat and/or -Wcast-qual warnings.
9295 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9296 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9297 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9298 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9299 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9300 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9301 add_excls, process_presence_absence_names,
9302 process_presence_absence_patterns, add_presence_absence,
9303 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9304 get_free_state, add_arc, get_free_automata_list_el,
9305 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9306 transform_3, cache_presence, create_ainsns, create_automata,
9307 create_state_ainsn_table, dfa_insn_code_enlarge,
9308 output_trans_func, output_min_issue_delay_func,
9309 output_dead_lock_func, output_reset_func,
9310 output_get_cpu_unit_code_func, output_dfa_start_func,
9311 expand_automata): Likewise.
9312 * genextract.c (gen_insn): Likewise.
9313 * gengtype-lex.l: Likewise.
9314 * gengtype.c (read_input_list, adjust_field_type,
9315 process_gc_options): Likewise.
9316 * genoutput.c (note_constraint): Likewise.
9317 * genpreds.c (mangle, add_constraint): Likewise.
9318 * genrecog.c (process_define_predicate, new_decision,
9319 add_to_sequence): Likewise.
9320 * gensupport.c (record_insn_name): Likewise.
9322 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9324 * config/i386/driver-i386.c (detect_caches_amd,
9325 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9326 and/or -Wcast-qual warnings.
9327 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9328 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9329 gt_pch_save): Likewise.
9330 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9331 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9332 * global.c (compute_regsets): Likewise.
9333 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9334 finish_graph_dump_file): Likewise.
9335 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9336 unlink_bb_notes): Likewise.
9337 * integrate.c (get_hard_reg_initial_val): Likewise.
9338 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9339 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9340 * local-alloc.c (update_equiv_regs): Likewise.
9341 * loop-invariant.c (check_invariant_table_size,
9342 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9344 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9345 altered_reg_used, mark_altered): Likewise.
9346 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9347 insert_var_expansion_initialization,
9348 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9349 release_var_copies): Likewise.
9350 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9351 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9352 analyze_accesses_for_phi_node, check_var_notmodified_p,
9353 check_allocation_function, find_sites_in_func,
9354 record_all_accesses_in_func, transform_access_sites,
9355 transform_allocation_sites): Likewise.
9356 * omp-low.c (new_omp_region, create_omp_child_function_name,
9357 check_omp_nesting_restrictions, check_combined_parallel,
9358 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9359 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9360 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9361 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9363 * opts-common.c (prune_options): Likewise.
9364 * opts.c (add_input_filename, print_filtered_help,
9365 get_option_state): Likewise.
9366 * params.c (add_params): Likewise.
9367 * passes.c (set_pass_for_id, next_pass_1,
9368 do_per_function_toporder, pass_fini_dump_file): Likewise.
9369 * postreload.c (reload_cse_simplify_operands): Likewise.
9370 * predict.c (tree_predicted_by_p, tree_predict_edge,
9371 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9373 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9375 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9377 * recog.c (check_asm_operands, validate_change_1): Likewise.
9378 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9379 subst_asm_stack_regs): Likewise.
9380 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9381 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9382 * regmove.c (reg_is_remote_constant_p): Likewise.
9383 * regrename.c (regrename_optimize, scan_rtx_reg,
9384 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9386 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9387 regstat_compute_calls_crossed): Likewise.
9388 * reload1.c (init_reload, new_insn_chain,
9389 has_nonexceptional_receiver, reload, copy_reloads,
9390 calculate_needs_all_insns, init_elim_table): Likewise.
9391 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9392 * rtl.c (shallow_copy_rtx_stat): Likewise.
9393 * rtlanal.c (parms_set): Likewise.
9394 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9395 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9396 * sched-ebb.c (earliest_block_with_similiar_load,
9397 add_deps_for_risky_insns): Likewise.
9398 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9399 schedule_region): Likewise.
9400 * see.c (eq_descriptor_pre_extension,
9401 hash_descriptor_pre_extension, hash_del_pre_extension,
9402 eq_descriptor_properties, hash_descriptor_properties,
9403 hash_del_properties, see_seek_pre_extension_expr,
9404 see_initialize_data_structures, see_print_register_properties,
9405 see_print_pre_extension_expr, see_delete_merged_def_extension,
9406 see_delete_unmerged_def_extension, see_emit_use_extension,
9407 see_pre_delete_extension, see_map_extension, see_commit_changes,
9408 see_analyze_merged_def_local_prop,
9409 see_analyze_merged_def_local_prop,
9410 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9411 see_set_prop_merged_def, see_set_prop_unmerged_def,
9412 see_set_prop_unmerged_use, see_print_one_extension,
9413 see_merge_one_use_extension, see_merge_one_def_extension,
9414 see_store_reference_and_extension, see_update_uses_relevancy,
9415 see_update_defs_relevancy): Likewise.
9416 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9417 hash_statistics_free, curr_statistics_hash): Likewise.
9418 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9419 expand_asm_operands, expand_return, case_bit_test_cmp,
9420 expand_case): Likewise.
9421 * stor-layout.c (start_record_layout): Likewise.
9422 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9423 gt_pch_save_stringpool): Likewise.
9424 * tree-data-ref.c (hash_stmt_vertex_info,
9425 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9426 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9428 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9431 * config/i386/i386.md : Change constraints of HImode and QImode
9432 immediate operands from "i" to "n". Change SImode "ni" constraint to
9433 "i" and SImode "rmi" constraint to "g". Remove all constraints
9434 from const0_operand and const1_operand predicated operands.
9435 (i): Change QImode and HImode attribute from "i" to "n".
9436 (*subqi_2): Change HImode operands to QImode.
9439 2008-06-25 Olivier Hainque <hainque@adacore.com>
9441 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9444 2008-06-25 Richard Guenther <rguenther@suse.de>
9446 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9447 not overflow the result type.
9449 2008-06-25 Richard Guenther <rguenther@suse.de>
9451 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9452 (vn_lookup): Likewise.
9454 2008-06-25 Richard Guenther <rguenther@suse.de>
9456 PR tree-optimization/35518
9457 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9458 * tree-sra.c (instantiate_element): Use fold_build3 to build
9460 (try_instantiate_multiple_fields): Likewise.
9462 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9464 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9467 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9469 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9470 use_backchain_to_restore_sp to true
9471 if the offset of the link register save area would go over the 32k - 1
9472 offset limit of the load
9475 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9477 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9478 anchor for the type-punning blurb. Cross-reference "Structures
9479 unions enumerations and bit-fields implementation". Provide a
9480 cast-through-pointer example. Make final sentence self-contained.
9481 * doc/implement-c.texi (Structures unions enumerations and
9482 bit-fields implementation): Cross-reference the type-punning blurb
9483 in the -fstrict-aliasing documentation.
9485 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9488 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9489 the memory instead of the memory itself for the save area.
9491 2008-06-24 Olivier Hainque <hainque@adacore.com>
9492 Nicolas Roche <roche@adacore.com>
9494 * gengtype.c (srcdir_len): size_t instead of int.
9495 (get_file_realbasename): New function. For F a filename, the real
9496 basename of F, with all the path components stripped.
9497 (get_file_srcdir_relative_path): New function. For F a filename, the
9498 relative path to F from $(srcdir).
9499 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9500 get_file_realbasename. Adjust the head comment.
9501 (get_prefix_langdir_index): New function. For F a filename, return the
9502 lang_dir_names[] relative index of the language directory that is
9504 (get_file_langdir): For F a filename, return the name of the language
9505 directory where F is located.
9506 (get_file_gtfilename): New function. The gt- output file name for an
9508 (get_output_file_with_visibility): Replace in-line computations with
9509 uses of get_file_gtfilename and get_prefix_langdir_index.
9510 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9512 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9514 PR tree-optimization/36504
9515 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9516 references without base address.
9518 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9521 * calls.c (expand_call): Increase alignment for recursive functions.
9523 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9525 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9526 (TARGET_FUNCTION_VALUE): New define.
9527 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9528 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9530 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9532 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9533 (fmod<mode>3): Ditto.
9534 (remainderxf3): Ditto.
9535 (remainder<mode>3): Ditto.
9537 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9540 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9541 REG is a hard register.
9543 PR tree-optimization/36508
9544 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9545 499, don't check it at all in release compilers.
9547 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9549 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9550 together with SSE_TARGET_MATH to disable insn pattern.
9551 (*fop_<MODEF:mode>_2_i387): Ditto.
9552 (*fop_<MODEF:mode>_3_i387): Ditto.
9554 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9556 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9558 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9561 * gimplify.c (gimplify_asm_expr): Check the return code of
9562 parse_output_constraint call, set function return and is_inout
9565 2008-06-22 Ian Lance Taylor <iant@google.com>
9567 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9568 (narrowest_signed_type): Likewise.
9569 * c-typeck.c (c_common_type): Change local variable mclass to enum
9571 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9572 tcc_comparison, not the tree code itself.
9573 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9574 (c_expand_expr): Cast modifier to enum expand_modifier.
9575 * c-common.h (C_RID_CODE): Add casts.
9576 (C_SET_RID_CODE): Define.
9577 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9578 (c_lex_one_token): Add cast to avoid warning.
9579 (c_parser_objc_type_name): Rename local typename to type_name.
9580 (check_no_duplicate_clause): Change code parameter to enum
9582 (c_parser_omp_var_list_parens): Change kind parameter to enum
9584 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9585 c_parser_omp_list_var_parens.
9586 (c_parser_omp_threadprivate): Likewise.
9587 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9588 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9589 * c-format.c (NO_FMT): Define.
9590 (printf_length_specs): Use NO_FMT.
9591 (asm_fprintf_length_specs): Likewise.
9592 (gcc_diag_length_specs): Likewise.
9593 (scanf_length_specs): Likewise.
9594 (strfmon_length_specs): Likewise.
9595 (gcc_gfc_length_specs): Likewise.
9596 (printf_flag_specs): Change 0 to STD_C89.
9597 (asm_fprintf_flag_specs): Likewise.
9598 (gcc_diag_flag_specs): Likewise.
9599 (gcc_cxxdiag_flag_specs): Likewise.
9600 (scanf_flag_specs): Likewise.
9601 (strftime_flag_specs): Likewise.
9602 (strfmon_flag_specs): Likewise.
9603 (print_char_table): Likewise.
9604 (asm_fprintf_char_table): Likewise.
9605 (gcc_diag_char_table): Likewise.
9606 (gcc_tdiag_char_table): Likewise.
9607 (gcc_cdiag_char_table): Likewise.
9608 (gcc_cxxdiag_char_table): Likewise.
9609 (gcc_gfc_char_table): Likewise.
9610 (scan_char_table): Likewise.
9611 (time_char_table): Likewis.
9612 (monetary_char_table): Likewise.
9613 * c-format.h (BADLEN): Likewise.
9615 2008-06-21 Ian Lance Taylor <iant@google.com>
9617 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9618 Define END_OF_BASE_TREE_CODES around inclusion.
9619 * tree.c (tree_code_type): New global array.
9620 (tree_code_length, tree_code_name): Likewise.
9621 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9623 (all-tree.def, s-alltree): New targets.
9624 (gencheck.h, s-gencheck): Remove.
9625 (tree.o): Depend upon all-tree.def.
9626 (build/gencheck.o): Remove gencheck.h dependency.
9627 (mostlyclean): Don't remove gencheck.h.
9628 * c-common.h (enum c_tree_code): Remove.
9629 * c-lang.c (tree_code_type): Remove.
9630 (tree_code_length, tree_code_name): Remove.
9631 * gencheck.c (tree_codes): Include all-tree.def, rather than
9632 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9634 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9636 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9637 (operator_name_info): Size to MAX_TREE_CODES.
9638 (assignment_operator_name_info): Likewise.
9639 * cp/cp-lang.c (tree_code_type): Remove.
9640 (tree_code_length, tree_code_name): Remove.
9641 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9642 (assignment_operator_name_info): Likewise.
9643 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9645 * cp/mangle.c (write_expression): Likewise.
9646 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9647 * fortran/f95-lang.c (tree_code_type): Remove.
9648 (tree_code_length, tree_code_name): Remove.
9649 * java/java-tree.h (enum java_tree_code): Remove.
9650 * java/lang.c (tree_code_type): Remove.
9651 (tree_code_length, tree_code_name): Remove.
9652 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9653 * objc/objc-act.h (enum objc_tree_code): Remove.
9654 * objc/objc-lang.c (tree_code_type): Remove.
9655 (tree_code_length, tree_code_name): Remove.
9656 * objcp/objcp-lang.c (tree_code_type): Remove.
9657 (tree_code_length, tree_code_name): Remove.
9658 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9659 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9660 * ada/misc.c (tree_code_type): Remove.
9661 (tree_code_length, tree_code_name): Remove.
9663 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9665 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9666 the grand_bitmap_obstack.
9668 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9670 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9671 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9672 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9673 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9674 move_stmt_r, new_label_mapper): Likewise.
9675 * tree-complex.c (cvc_lookup): Likewise.
9676 * tree-dfa.c (create_function_ann): Likewise.
9677 * tree-dump.c (dump_register): Likewise.
9678 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9679 find_phi_replacement_condition): Likewise.
9680 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9681 tree_function_versioning): Likewise.
9682 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9683 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9684 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9685 get_nonlocal_debug_decl, convert_nonlocal_reference,
9686 convert_nonlocal_omp_clauses, get_local_debug_decl,
9687 convert_local_reference, convert_local_omp_clauses,
9688 convert_nl_goto_reference, convert_nl_goto_receiver,
9689 convert_tramp_reference, convert_call_expr): Likewise.
9690 * tree-outof-ssa.c (contains_tree_r): Likewise.
9691 * tree-parloops.c (reduction_phi, initialize_reductions,
9692 eliminate_local_variables_1, add_field_for_reduction,
9693 add_field_for_name, create_phi_for_local_result,
9694 create_call_for_reduction_1, create_loads_for_reductions,
9695 create_stores_for_reduction, create_loads_and_stores_for_name):
9697 * tree-phinodes.c (allocate_phi_node): Likewise.
9698 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9699 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9700 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9701 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9702 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9703 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9704 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9705 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9706 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9707 vn_nary_op_insert): Likewise.
9708 * tree-ssa.c (redirect_edge_var_map_add,
9709 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9710 * tree-vectorizer.c (vectorize_loops): Likewise.
9711 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9712 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9713 tree_cons_stat, build1_stat, build_variant_type_copy,
9714 decl_init_priority_lookup, decl_fini_priority_lookup,
9715 decl_priority_info, decl_restrict_base_lookup,
9716 decl_restrict_base_insert, decl_debug_expr_lookup,
9717 decl_debug_expr_insert, decl_value_expr_lookup,
9718 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9719 type_hash_add, get_file_function_name, tree_check_failed,
9720 tree_not_check_failed, tree_range_check_failed,
9721 omp_clause_range_check_failed, build_omp_clause,
9722 build_vl_exp_stat): Likewise.
9723 * value-prof.c (gimple_histogram_value,
9724 gimple_duplicate_stmt_histograms): Likewise.
9725 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9726 unshare_variable, variable_union_info_cmp_pos, variable_union,
9727 dataflow_set_different_1, dataflow_set_different_2,
9728 vt_find_locations, variable_was_changed, set_variable_part,
9729 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9730 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9731 section_entry_hash, object_block_entry_eq,
9732 object_block_entry_hash, create_block_symbol,
9733 initialize_cold_section_name, default_function_rodata_section,
9734 strip_reg_name, set_user_assembler_name, const_desc_eq,
9735 build_constant_desc, output_constant_def, lookup_constant_def,
9736 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9737 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9738 default_internal_label): Likewise.
9739 * varray.c (varray_init, varray_grow): Likewise.
9740 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9742 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9744 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9745 operators for "test" insn. Macroize insn using SWI mode macro.
9746 (*jcc_fused_2): Ditto.
9747 (*jcc_fused_3): Macroize insn using SWI mode macro.
9748 (*jcc_fused_4): Ditto.
9750 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9752 * tree-ssa-pre.c: Fix typo in comment.
9753 (init_antic, fini_antic): Add explicit funtions for
9754 initializing and deinitializing ANTIC and AVAIL sets.
9755 (create_expression_by_pieces): Fix typo in comment.
9756 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9757 (execute_pre): Eventually dump details about ANTIC_IN.
9759 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9761 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9762 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9763 add_to_obstack, file_at_path, find_a_file, execute,
9764 add_preprocessor_option, add_assembler_option, add_linker_option,
9765 process_command, insert_wrapper, do_option_spec, do_self_spec,
9766 spec_path, do_spec_1, is_directory, main, used_arg,
9767 getenv_spec_function): Likewise.
9768 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9769 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9772 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9774 * doc/rtl.texi: Updated subreg section.
9776 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9779 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9780 node->needed and node->reachable.
9781 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9782 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9783 (expand_task_call): Don't call expand_task_copyfn.
9784 (expand_task_copyfn): Renamed to...
9785 (finalize_task_copyfn): ... this.
9787 2008-06-19 Jan Hubicka <jh@suse.cz>
9789 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9790 clobbering framepointer.
9792 2008-06-19 Jan Hubicka <jh@suse.cz>
9794 * tree-optimize.c (execute_early_local_optimizations): Set
9795 cgraph_state only at first invocation.
9797 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9799 * system.h (-Wc++-compat): Activate as a warning, no an error.
9801 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9803 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9804 instead of "#" in insn asm template.
9805 (*jcc_fused_2): Ditto.
9807 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9809 * config/i386/i386.h (ix86_tune_indices)
9810 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9811 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9812 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9813 (*jcc_fused_2): Ditto.
9814 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9815 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9816 (print operand): Handle 'E' and 'e' code.
9818 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9820 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9821 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9822 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9824 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9826 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9828 (cgraph_expand_function): Use local copy of decl.
9829 (cgraph_expand_all_functions): Remove redundant initialization of
9831 (cgraph_optimize): Reword internal_error message.
9833 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9835 * arm-protos.h (arm_return_in_memory): Remove public
9836 arm_return_in_memory() prototype.
9837 * arm.c (arm_return_in_memory): Add static prototype, add target
9838 hook macro, change definition and comments.
9839 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9841 2008-06-19 Ben Elliston <bje@au.ibm.com>
9843 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9844 real.c: Remove references to IEEE 754R.
9845 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9846 * doc/libgcc.texi (Decimal float library routines): Likewise.
9848 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9850 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9851 (default_unwind_word_mode): Add prototype.
9852 * targhooks.c (default_unwind_word_mode): New function.
9853 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9854 instead of word_mode.
9855 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9856 (TARGET_INITIALIZER): Use it.
9858 * c-common.c (handle_mode_attribute): Support "unwind_word"
9860 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9862 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9863 word_mode to access SjLj_Function_Context member "data".
9864 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9865 conversion from targetm.eh_return_filter_mode () to
9866 targetm.unwind_word_mode () if they differ.
9868 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9869 (BT_FN_UNWINDWORD_PTR): New function type.
9870 (BT_FN_WORD_PTR): Remove.
9871 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9872 * except.c (expand_builtin_extend_pointer): Convert pointer to
9873 targetm.unwind_word_mode () instead of word_mode.
9875 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9876 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9877 (spu_unwind_word_mode): New function.
9878 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9879 (TARGET_UNWIND_WORD_MODE): Define.
9880 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9882 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9884 * config/spu/spu.c (reg_align): Remove.
9885 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9886 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9887 (spu_split_store): Likewise.
9889 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9891 * gcc/tree-vn.c: Fix typo in comment.
9893 2008-06-18 Jan Hubicka <jh@suse.cz>
9895 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9896 toplevel reorder too.
9898 2008-06-18 Jan Hubicka <jh@suse.cz>
9900 * c-opts.c (c_common_post_options): PCH is not compatible with
9902 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9903 -fno-toplevel-reorder by default now.
9905 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9907 PR documentation/30739
9908 * doc/install.texi (Prerequisites): Document dependency on awk.
9910 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9911 Ian Lance Taylor <iant@google.com>
9913 PR rtl-optimization/35604
9914 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9915 only want to change jump destinations, not eventual label comparisons.
9917 2008-06-16 Jan Hubicka <jh@suse.cz>
9919 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9921 (cgraph_analyze_function): Likewise.
9923 2008-06-16 Jan Hubicka <jh@suse.cz>
9925 * cgraph.h (cgraph_mark_if_needed): New function.
9926 * cgraphunit.c (cgraph_mark_if_needed): New function.
9927 * c-decl.c (duplicate_decl): Use it.
9929 2008-06-16 Jan Hubicka <jh@suse.cz>
9931 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9934 2008-06-16 Jan Hubicka <jh@suse.cz>
9936 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9938 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9939 Kazu Hirata <kazu@codesourcery.com>
9940 Maxim Kuvyrkov <maxim@codesourcery.com
9942 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9943 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9944 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9945 EXTRA_SPEC_FUNCTIONS.
9946 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9947 (DRIVER_SELF_SPECS): Adjust.
9948 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9949 * config/mips/st.h, config/mips/t-st: New.
9950 * config/mips/driver-native.c, config/mips/x-native: New.
9951 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9954 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9956 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9958 (ISA_HAS_FP_CONDMOVE): New macro.
9959 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9960 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9961 (ISA_HAS_NMADD3_NMSUB3): New macro.
9962 * config/mips/mips.c (mips_rtx_costs): Update.
9963 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9964 compiling for ST Loongson 2E/2F.
9965 (madd<mode>): Rename to madd4<mode>. Update.
9966 (madd3<mode>): New pattern.
9967 (msub<mode>): Rename to msub4<mode>. Update.
9968 (msub3<mode>): New pattern.
9969 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9970 (nmadd3<mode>): New pattern.
9971 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9972 (nmadd3<mode>_fastmath): New pattern.
9973 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9974 (nmsub3<mode>): New pattern.
9975 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9976 (nmsub3<mode>_fastmath): New pattern.
9977 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9979 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9981 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9982 (DF_REF_INSN_INFO): New.
9983 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9984 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9985 with a NULL DF_REF_INSN_INFO.
9986 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9988 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9989 DF_INSN_INFO_EQ_USES): New.
9990 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9991 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9992 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9993 * df-core.c: Update comment for above changes.
9994 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9995 DF_INSN_UID_* macros.
9996 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9997 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9998 insn rtx. Update all callers.
9999 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10000 df_ref_create_structure, df_insn_refs_collect): Likewise.
10001 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10002 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10003 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10004 macros to access the insn refs.
10005 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10006 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10007 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10008 for accessing the refs.
10009 (try_fwprop_subst): Likewise.
10010 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10011 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10012 for accessing the refs.
10013 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10014 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10015 to look at the insn refs.
10016 (record_uses): Likewise.
10017 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10019 (mark_artificial_uses): Don't mark_insn for artificial refs.
10020 (mark_reg_rependencies): Likewise.
10022 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10024 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10026 * configure: Regenerate.
10028 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10030 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10031 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10032 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10034 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10036 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10037 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10038 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10040 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10042 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10043 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10044 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10046 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10048 * tree-ssa-sccvn.c: Fix format of comments.
10050 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10052 * cgraph.c: Remove unneeded forward declarations of eq_node()
10055 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10057 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10059 (see_update_relevancy): Likewise.
10060 * fwprop.c (try_fwprop_subst): Likewise.
10061 * rtlanal.c (noop_move_p): Likewise.
10062 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10063 notes to non-existing libcall blocks.
10064 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10066 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10067 (dead_libcall_p): Remove.
10068 (delete_trivially_dead_insns): Don't use it.
10069 * web.c (union_defs): Remove comment about keeping nops.
10070 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10071 (compute_hash_table_work): Don't track libcall notes.
10072 (do_local_cprop): Don't take libcall pointers. Don't update
10074 (adjust_libcall_notes): Deleted.
10075 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10076 ever have existed in the first place).
10077 (replace_store_insn): Don't try to remove libcall notes.
10078 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10079 (resolve_reg_notes): Don't call them.
10080 (resolve_simple_move): Likewise.
10081 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10082 Don't remove REG_RETVAL notes.
10083 * emit-rtl.c (try_split): Don't update libcall notes.
10084 (emit_copy_of_insn_after): Dito.
10085 * cselib.c (cselib_current_insn_in_libcall): Remove.
10086 (cselib_process_insn): Don't set/clear it.
10087 (new_elt_loc_list): Don't record it.
10088 (cselib_init): Don't initialize it.
10089 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10090 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10092 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10093 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10094 (init_deps): Don't initialize it.
10095 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10096 * combine.c (delete_noop_moves): Don't update libcall notes.
10097 (can_combine_p): Remove now pointless #if 0 block.
10098 (try_combine): Remove another obsolete #if 0 block.
10099 (distribute_notes): Don't distribute libcall notes.
10100 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10101 * dce.c (libcall_dead_p): Remove.
10102 (delete_unmarked_insns): Don't handle libcall blocks.
10103 (preserve_libcall_for_dce): Remove.
10104 (prescan_insns_for_dce): Don't special-case libcall block insns.
10105 * reload1 (reload): Don't handle libcall notes.
10106 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10109 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10111 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10112 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10113 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10115 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10117 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10118 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10119 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10121 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10123 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10125 2008-06-16 Ira Rosen <irar@il.ibm.com>
10127 PR tree-optimization/36493
10128 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10129 the arguments list. Use VECTYPE to create vector pointer.
10130 (vectorizable_store): Fail if accesses through a pointer to vectype
10131 do not alias the original memory reference operands.
10132 Call vect_create_data_ref_ptr without the removed argument.
10133 (vectorizable_load): Likewise.
10134 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10137 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10140 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10141 reg_equiv_constant.
10143 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10145 * config/mips/loongson2ef.md: New file.
10146 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10147 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10148 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10149 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10150 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10152 (loongson2ef.md): New include.
10153 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10154 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10155 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10156 (loongson_gt_<mode>, loongson_extract_halfword)
10157 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10158 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10159 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10160 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10161 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10162 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10163 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10164 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10165 (vec_interleave_low<mode>): Define type attribute.
10166 * config/mips/mips.c (mips_ls2): New static variable.
10167 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10168 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10169 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10170 Implement target scheduling hooks.
10171 (mips_multipass_dfa_lookahead): Update to handle tuning for
10173 (mips_sched_init): Initialize data for Loongson scheduling.
10174 (mips_ls2_variable_issue): New static function.
10175 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10177 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10178 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10179 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10180 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10181 Handle ST Loongson 2E/2F cores.
10182 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10184 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10186 * omp-low.c (extract_omp_for_data): Fix comment typo.
10189 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10191 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10192 FIXME note about gcc/config.guess.
10193 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10194 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10195 * doc/cppopts.texi: Likewise.
10196 * doc/extend.texi: Likewise.
10197 * doc/gcc.texi: Likewise.
10198 * doc/gccint.texi: Likewise.
10199 * doc/gcov.texi: Likewise.
10200 * doc/gty.texi: Likewise.
10201 * doc/hostconfig.texi: Likewise.
10202 * doc/install.texi: Likewise.
10203 * doc/invoke.texi: Likewise.
10204 * doc/loop.texi: Likewise.
10205 * doc/makefile.texi: Likewise.
10206 * doc/md.texi: Likewise.
10207 * doc/passes.texi: Likewise.
10208 * doc/tm.texi: Likewise.
10209 * doc/tree-ssa.texi: Likewise.
10210 * doc/trouble.texi: Likewise.
10212 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10213 Nathan Sidwell <nathan@codesourcery.com>
10214 Maxim Kuvyrkov <maxim@codesourcery.com>
10215 Richard Sandiford <rdsandiford@googlemail.com>
10217 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10218 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10219 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10221 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10222 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10223 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10225 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10226 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10227 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10228 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10229 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10230 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10231 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10232 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10233 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10234 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10235 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10236 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10237 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10238 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10239 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10240 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10241 (mips_builtins): Add Loongson builtins.
10242 (mips_loongson_2ef_bdesc): New.
10243 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10244 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10245 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10246 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10248 (mips_expand_vector_init): New.
10249 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10250 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10252 * config/mips/mips.md: Add unspec numbers for Loongson
10253 builtins. Include loongson.md.
10254 (MOVE64): Include Loongson vector modes.
10255 (SPLITF): Include Loongson vector modes.
10256 (HALFMODE): Handle Loongson vector modes.
10257 * config/mips/loongson.md: New.
10258 * config/mips/loongson.h: New.
10259 * config.gcc: Add loongson.h header for mips*-*-* targets.
10260 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10262 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10264 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10265 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10266 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10267 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10268 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10269 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10270 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10271 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10272 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10273 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10274 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10275 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10276 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10277 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10278 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10279 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10280 Remove use_fixproto=yes.
10281 (ia64*-*-hpux*): Remove comment about using fixproto.
10282 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10284 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10286 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10288 * configure: Regenerate.
10290 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10292 PR middle-end/36520
10293 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10294 before evaluating it.
10296 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10299 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10300 nested inline functions.
10301 (start_decl, start_function): Don't invert DECL_EXTERNAL
10302 for nested inline functions.
10304 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10306 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10307 splits that must be made for correctness.
10309 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10311 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10312 (AVAIL_NON_MIPS16): Likewise.
10313 (mips_builtin_description): Replace target_flags with a predicate.
10314 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10315 (dspr2_32): New availability predicates.
10316 (MIPS_BUILTIN): New macro.
10317 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10318 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10319 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10320 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10321 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10322 (mips_dsp_32only_bdesc): Merge into...
10323 (mips_builtins): ...this new array.
10324 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10325 (mips_init_builtins): Update after above changes.
10326 (mips_expand_builtin_1): Merge into...
10327 (mips_expand_builtin): ...here and update after above changes.
10329 2008-06-12 Paul Brook <paul@codesourcery.com>
10331 * longlong.h (__arm__): Define count_leading_zeros.
10332 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10333 (clzsi2, clzdi2): New functions.
10334 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10335 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10336 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10337 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10338 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10339 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10340 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10341 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10342 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10343 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10345 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10347 * config/m68k/m68k.c (m68k_tune_flags): New.
10348 (override_options): Compute m68k_tune_flags.
10349 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10350 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10352 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10354 PR middle-end/36506
10355 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10357 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10359 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10360 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10362 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10364 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10365 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10367 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10369 PR middle-end/36506
10370 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10373 2008-06-12 Richard Guenther <rguenther@suse.de>
10375 PR tree-optimization/36345
10376 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10377 add memory_tag_needed flag.
10378 (may_alias_p): Declare.
10379 * tree-ssa-alias.c (may_alias_p): Export.
10380 (set_initial_properties): Use memory_tag_needed flag.
10381 (update_reference_counts): Likewise.
10382 (reset_alias_info): Reset memory_tag_needed flag.
10383 (create_name_tags): Check memory_tag_needed flag.
10384 (dump_points_to_info_for): Dump it.
10385 * tree-ssa-structalias.c (struct variable_info): Remove
10386 directly_dereferenced flag.
10387 (new_var_info): Do not initialize it.
10388 (process_constraint_1): Do not set it.
10389 (update_alias_info): Set is_dereferenced flag.
10390 (set_uids_in_ptset): Use may_alias_p.
10391 (set_used_smts): Check memory_tag_needed flag.
10392 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10393 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10394 memory_tag_needed flag.
10395 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10396 from broken design.
10398 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10400 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10401 red zone for w64 abi.
10402 (ix86_expand_prologue): Likewise.
10403 (ix86_force_to_memory): Likewise.
10404 (ix86_free_from_memory): Likewise.
10406 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10409 * config/rs6000/rs6000.c (rs6000_override_options): Set
10410 rs6000_isel conditionally to the absence of comand line override.
10411 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10412 Remove duplicate rs6000_isel setting.
10413 * config/rs6000/eabispe.h: Ditto.
10415 2008-06-11 Richard Guenther <rguenther@suse.de>
10417 * alias.c (get_alias_set): Use the element alias-set for arrays.
10418 (record_component_aliases): For arrays and vectors do nothing.
10419 * c-common.c (strict_aliasing_warning): Handle the cases
10420 of alias set zero explicitly.
10421 * Makefile.in (dfp.o-warn): Add -Wno-error.
10423 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10425 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10427 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10428 tune_32 tune_64 to supported_defaults. Allow values not
10429 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10430 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10431 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10432 with_cpu_64 to generic for 64-bit-supporting configurations, not
10433 with_cpu. Remove FIXMEs.
10434 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10435 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10436 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10437 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10438 arch_32 and arch_64.
10440 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10441 Olivier Hainque <hainque@adacore.com>
10443 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10444 Use DECL_SIZE_UNIT to retrieve the size of the field.
10446 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10448 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10449 with function calls after declarations. Lay out
10450 neon_float_type_node before further use.
10452 2008-06-11 Richard Guenther <rguenther@suse.de>
10454 * tree-flow.h (may_point_to_global_var): Declare.
10455 * tree-ssa-alias.c (may_point_to_global_var): New function.
10456 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10458 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10460 * configure.ac: Teach that fido supports .debug_line.
10461 * configure: Regenerate.
10463 2008-06-10 Tom Tromey <tromey@redhat.com>
10465 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10468 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10470 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10471 (encode_decimal64, decode_decimal64, encode_decimal128,
10472 decode_decimal128): Reverse order of 32-bit parts of value if host
10473 and target endianness differ.
10475 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10477 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10478 Avoid division by 0.
10479 (tree_mod_pow2_value_transform): Likewise.
10480 (tree_ic_transform): Likewise.
10481 (tree_stringops_transform): Likewise.
10482 (tree_mod_subtract_transform): Likewise.
10483 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10484 (copy_edges_for_bb): Likewise.
10485 (initialize_cfun): Likewise.
10487 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10489 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10490 nonmemory_operand. Add "N" operand constraint.
10492 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10493 (*jcc_btsi_mask): Ditto.
10494 (*jcc_btsi_mask_1): Ditto.
10496 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10498 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10499 TYPE_CANONICAL for copied element type.
10501 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10504 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10505 Add m_CORE2 and m_GENERIC.
10506 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10507 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10509 (*jcc_btdi_rex64): New instruction and split pattern.
10510 (*jcc_btsi): Ditto.
10511 (*jcc_btsi_1): Ditto.
10512 (*btsq): Fix Intel asm dialect operand order.
10516 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10518 PR middle-end/36447
10519 * simplify-rtx.c (simplify_subreg): Add check for shift count
10522 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10524 * doc/md.texi: Synchronize with later constraints.md change.
10525 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10526 with a C implementation.
10527 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10529 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10530 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10531 when moving to and from MD_REGNUM.
10532 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10533 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10534 Handle byte and halfword moves.
10535 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10537 * config/mips/constraints.md (h): Turn into NO_REGS.
10538 (l, x): Update documentation.
10539 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10540 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10541 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10542 (HILO): New mode iterator.
10544 (any_div): New code iterator.
10545 (u): Extend code attribute to div and udiv.
10546 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10547 d_operand in the splitters. Remove redundant CONST_INT checks.
10548 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10549 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10550 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10551 accordingly, using normal moves instead of unspecs to move LO into
10552 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10553 (<u>mulsidi3): Handle expansion in C code.
10554 (<u>mulsidi3_32bit_internal): Rename to...
10555 (<u>mulsidi3_32bit): ...this.
10556 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10557 (*<u>mulsidi3_64bit): Rename to...
10558 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10559 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10560 to set LO and HI to the multiplication result. Use a normal move
10561 for MFLO and an unspec for MFHI.
10562 (*<u>mulsidi3_64bit_parts): Replace with...
10563 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10564 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10565 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10566 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10567 instead of HI. Split the instruction into a separate multiplication
10568 and MFHI if !TARGET_FIX_R4000.
10569 (<su>muldi3_highpart): Likewise.
10570 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10571 and the "=h" clobber.
10572 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10573 (<u>mulditi3): New expander.
10574 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10575 (madsi): Remove "=h" clobber.
10576 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10577 Force the modulus result to be a GPR and split the instruction into
10578 a division followed by an MFHI after reload.
10579 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10580 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10581 the MIPS16 HIGH define_split.
10582 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10583 of acc<->gpr moves to "multi".
10584 (*movdi_64bit): Replace the single "x" alternative with
10585 alternatives for moving into and out of "a".
10586 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10587 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10588 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10589 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10590 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10591 (movti): New expander.
10592 (*movti, *movti_mips16): New insns.
10593 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10594 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10595 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10596 * config/mips/predicates.md (fpr_operand): Delete.
10597 (d_operand): New predicate.
10599 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10601 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10602 failure on some Bourne shells.
10603 (x86_64-*-*): Ditto.
10605 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10607 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10609 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10611 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10612 (sparc-sun-solaris2*): Likewise.
10614 2008-06-09 Arnaud Charlet <charlet@adacore.com
10616 * doc/install.texi: Update requirements to build the Ada compiler.
10618 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10620 * df-scan.c (struct df_scan_problem_data): Remove the
10621 mw_link_pool alloc pool.
10622 (df_scan_free_internal): Don't free it.
10623 (df_scan_alloc): Don't allocate it.
10624 * df.h (struct df_link): Update comment.
10626 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10628 * except.h: Correct checks for when SJLJ exceptions must be used.
10630 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10632 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10635 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10637 PR tree-optimization/36218
10638 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10639 configure for the build system.
10640 (BUILD_LDFLAGS): Define.
10641 * configure: Regenerate.
10642 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10644 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10647 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10648 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10649 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10651 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10653 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10655 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10657 * config.gcc (Obsolete configurations): Remove list of
10659 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10660 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10661 targets matched by those patterns.
10662 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10663 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10664 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10665 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10666 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10667 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10668 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10669 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10670 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10671 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10672 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10673 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10674 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10675 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10676 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10677 Make code for Solaris 7 and greater unconditional for Solaris.
10678 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10679 Remove --with-* handling.
10680 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10681 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10682 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10683 LINK_OS_WINDISS_SPEC): Remove.
10684 * config/rs6000/sysv4.opt (mwindiss): Remove.
10685 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10686 * configure: Regenerate.
10687 * doc/cpp.texi: Don't mention BeOS.
10688 * doc/extend.texi (interrupt): Don't mention MS1.
10689 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10690 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10691 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10692 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10693 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10695 * doc/invoke.texi (MT Options): Remove.
10696 (-mwindiss): Remove.
10697 (CRIS Options): Remove cris-axis-aout references.
10698 (HPPA Options): Don't mention hppa1.1-*-pro.
10699 * doc/md.texi: (MorphoTech family): Remove.
10700 * libgcc2.c: Don't handle UWIN.
10701 * config/alpha/t-unicosmk: Remove.
10702 * config/alpha/unicosmk.h: Remove.
10703 * config/arm/kaos-arm.h: Remove.
10704 * config/arm/kaos-strongarm.h: Remove.
10705 * config/arm/strongarm-coff.h: Remove.
10706 * config/arm/strongarm-elf.h: Remove.
10707 * config/arm/strongarm-pe.h: Remove.
10708 * config/arm/t-strongarm-pe: Remove.
10709 * config/arm/t-xscale-coff: Remove.
10710 * config/arm/t-xscale-elf: Remove.
10711 * config/arm/xscale-coff.h: Remove.
10712 * config/arm/xscale-elf.h: Remove.
10713 * config/chorus.h: Remove.
10714 * config/cris/aout.h: Remove.
10715 * config/cris/aout.opt: Remove.
10716 * config/cris/t-aout: Remove.
10717 * config/i386/beos-elf.h: Remove.
10718 * config/i386/kaos-i386.h: Remove.
10719 * config/i386/ptx4-i.h: Remove.
10720 * config/i386/sco5.h: Remove.
10721 * config/i386/sco5.opt: Remove.
10722 * config/i386/sysv4-cpp.h: Remove.
10723 * config/i386/sysv5.h: Remove.
10724 * config/i386/t-beos: Remove.
10725 * config/i386/t-sco5: Remove.
10726 * config/i386/t-uwin: Remove.
10727 * config/i386/uwin.asm: Remove.
10728 * config/i386/uwin.h: Remove.
10729 * config/kaos.h: Remove.
10730 * config/mips/windiss.h: Remove.
10731 * config/mt: Remove directory.
10732 * config/pa/pa-osf.h: Remove.
10733 * config/pa/pa-pro-end.h: Remove.
10734 * config/pa/t-pro: Remove.
10735 * config/ptx4.h: Remove.
10736 * config/rs6000/beos.h: Remove.
10737 * config/rs6000/kaos-ppc.h: Remove.
10738 * config/rs6000/t-beos: Remove.
10739 * config/rs6000/windiss.h: Remove.
10740 * config/sh/kaos-sh.h: Remove.
10741 * config/sol2-6.h: Remove.
10742 * config/sparc/sol26-sld.h: Remove.
10743 * config/sparc/sysv4-only.h: Remove.
10744 * config/vax/bsd.h: Remove.
10745 * config/vax/t-memfuncs: Remove.
10746 * config/vax/ultrix.h: Remove.
10747 * config/vax/vaxv.h: Remove.
10748 * config/windiss.h: Remove.
10750 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10752 PR rtl-optimization/36438
10753 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10754 for vector shifts with constant scalar shift operands.
10756 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10758 * doc/invoke.texi: Document -march=xlr.
10759 * config/mips/xlr.md: New file.
10760 * config/mips/mips.md: Include it.
10762 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10763 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10764 (mips_rtx_cost_data): Likewise.
10766 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10768 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10769 PRE_INC and PRE_DEC cases.
10771 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10773 PR rtl-optimization/36419
10774 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10775 the emitting jump insn.
10778 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10779 is not bool, boolify the whole *expr_p and convert to the desired type.
10781 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10783 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10784 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10785 Add omp_private_outer_ref hook, add another argument to
10786 omp_clause_default_ctor hook.
10787 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10788 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10789 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10790 hook_tree_tree_tree_tree_null.
10791 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10792 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10793 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10794 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10795 * tree.def (OMP_TASK): New tree code.
10796 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10797 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10798 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10799 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10800 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10801 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10802 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10803 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10804 (OMP_DIRECTIVE_P): Add OMP_TASK.
10805 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10806 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10807 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10808 and OMP_CLAUSE_UNTIED entries.
10809 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10811 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10812 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10813 * tree-pretty-print.c (dump_omp_clause): Handle
10814 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10815 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10816 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10817 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10818 warning about unsigned iterators. Change decl/init/cond/incr
10819 arguments to TREE_VECs, check arguments for all collapsed loops.
10820 (c_finish_omp_taskwait): New function.
10821 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10823 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10824 default_function_array_conversion on init. Add par_clauses argument.
10825 If decl is present in parallel's lastprivate clause, change it to
10826 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10827 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10828 collapse count in clauses.
10829 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10830 c_parser_omp_for_loop callers.
10831 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10832 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10833 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10834 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10836 (c_parser_omp_clause_schedule): Handle schedule(auto).
10837 Include correct location in the error message.
10838 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10839 and PRAGMA_OMP_CLAUSE_UNTIED.
10840 (OMP_TASK_CLAUSE_MASK): Define.
10841 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10842 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10843 * tree-nested.c (convert_nonlocal_omp_clauses,
10844 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10845 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10846 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10847 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10849 (conver_nonlocal_reference, convert_local_reference,
10850 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10851 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10852 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10853 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10854 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10855 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10856 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10857 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10858 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10860 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10861 * c-common.h (c_finish_omp_taskwait): New prototype.
10862 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10863 * tree-parloops.c (create_parallel_loop): Create 1 entry
10864 vectors for OMP_FOR_{INIT,COND,INCR}.
10865 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10866 (make_edges): Handle OMP_TASK.
10867 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10868 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10869 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10870 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10871 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10872 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10873 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10874 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10875 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10876 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10877 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10878 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10879 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10880 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10881 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10882 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10883 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10884 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10885 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10886 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10887 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10888 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10889 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10890 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10891 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10892 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10893 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10894 original iterator is present in lastprivate clause or if
10895 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10896 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10897 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10898 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10899 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10900 if it is set, lookup var in outer contexts too. Handle
10901 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10902 to be implicitly determined firstprivate for task regions.
10903 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10904 if it is set, lookup var in outer contexts too. Set
10905 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10906 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10907 OMP_CLAUSE_UNTIED. Take region_type as last argument
10908 instead of in_parallel and in_combined_parallel.
10909 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10911 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10912 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10913 (new_omp_context): Set default_kind to
10914 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10915 (omp_region_type): New enum.
10916 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10917 fields, add region_type.
10918 (new_omp_context): Take region_type as argument instead of is_parallel
10919 and is_combined_parallel.
10920 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10921 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10922 ctx->is_combined_parallel checks.
10923 (gimplify_omp_task): New function.
10924 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10926 * omp-low.c (extract_omp_for_data): Use schedule(static)
10927 for schedule(auto). Handle pointer and unsigned iterators.
10928 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10929 Add loops argument. Extract data for collapsed OMP_FOR loops.
10930 (expand_parallel_call): Assert sched_kind isn't auto,
10931 map runtime schedule to index 3.
10932 (struct omp_for_data_loop): New type.
10933 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10934 Add loop, loops, collapse and iter_type fields.
10935 (workshare_safe_to_combine_p): Disallow combined for if
10936 iter_type is unsigned long long. Don't combine collapse > 1 loops
10937 unless all bounds and steps are constant. Adjust extract_omp_for_data
10939 (expand_omp_for_generic): Handle pointer, unsigned and long long
10940 iterators. Handle collapsed OMP_FOR loops. Adjust
10941 for struct omp_for_data changes. If libgomp function doesn't return
10942 boolean_type_node, add comparison of the return value with 0.
10943 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10944 pointer, unsigned and long long iterators. Adjust for struct
10945 omp_for_data changes.
10946 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10947 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10948 unsigned long long. Allocate loops array, pass it to
10949 extract_omp_for_data. For collapse > 1 loops use always
10950 expand_omp_for_generic.
10951 (omp_context): Add sfield_map and srecord_type fields.
10952 (is_task_ctx, lookup_sfield): New functions.
10953 (use_pointer_for_field): Use is_task_ctx helper. Change first
10954 argument's type from const_tree to tree. Clarify comment.
10955 In OMP_TASK disallow copy-in/out sharing.
10956 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10957 (install_var_field): Add mask argument. Populate both record_type
10958 and srecord_type if needed.
10959 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10961 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10962 and DECL_FIELD_OFFSET.
10963 (scan_sharing_clauses): Adjust install_var_field callers. For
10964 firstprivate clauses on explicit tasks allocate the var by value in
10965 record_type unconditionally, rather than by reference.
10966 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10967 Use is_taskreg_ctx instead of is_parallel_ctx.
10968 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10969 (create_omp_child_function_name): Add task_copy argument, use
10970 *_omp_cpyfn* names if it is true.
10971 (create_omp_child_function): Add task_copy argument, if true create
10972 *_omp_cpyfn* helper function.
10973 (scan_omp_parallel): Adjust create_omp_child_function callers.
10974 Rename parallel_nesting_level to taskreg_nesting_level.
10975 (scan_omp_task): New function.
10976 (lower_rec_input_clauses): Don't run constructors for firstprivate
10977 explicit task vars which are initialized by *_omp_cpyfn*.
10978 Pass outer var ref to omp_clause_default_ctor hook if
10979 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10980 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10981 OMP_CLAUSE_REDUCTION_INIT.
10982 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10983 avoid duplicate setting of fields. Handle
10984 OMP_CLAUSE_PRIVATE_OUTER_REF.
10985 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10986 copy-out if TREE_READONLY, only copy-in.
10987 (expand_task_copyfn): New function.
10988 (expand_task_call): New function.
10989 (struct omp_taskcopy_context): New type.
10990 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10992 (lower_omp_parallel): Rename to...
10993 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10994 Call create_task_copyfn if srecord_type is needed. Adjust
10996 (task_shared_vars): New variable.
10997 (check_omp_nesting_restrictions): Warn if work-sharing,
10998 barrier, master or ordered region is closely nested inside OMP_TASK.
10999 Add warnings for barrier if closely nested inside of work-sharing,
11000 ordered, or master region.
11001 (scan_omp_1): Call check_omp_nesting_restrictions even for
11002 GOMP_barrier calls. Rename parallel_nesting_level to
11003 taskreg_nesting_level. Handle OMP_TASK.
11004 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11005 work-sharing construct, continue looking for them on parent parallel
11007 (lower_omp_for_lastprivate): Add lastprivate clauses
11008 to the beginning of dlist rather than end. Adjust for struct
11009 omp_for_data changes.
11010 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11011 not after it. Handle collapsed OMP_FOR loops, adjust for
11012 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11013 (get_ws_args_for): Adjust extract_omp_for_data caller.
11014 (scan_omp_for): Handle collapsed OMP_FOR
11015 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11016 (lower_omp_single_simple): If libgomp function doesn't return
11017 boolean_type_node, add comparison of the return value with 0.
11018 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11019 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11020 (parallel_nesting_level): Rename to...
11021 (taskreg_nesting_level): ... this.
11022 (is_taskreg_ctx): New function.
11023 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11024 of is_parallel_ctx.
11025 (execute_lower_omp): Rename parallel_nesting_level to
11026 taskreg_nesting_level.
11027 (expand_omp_parallel): Rename to...
11028 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11029 Call omp_task_call for OMP_TASK regions.
11030 (expand_omp): Adjust caller, handle OMP_TASK.
11031 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11033 * bitmap.c (bitmap_default_obstack_depth): New variable.
11034 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11035 if argument is NULL and bitmap_default_obstack is already initialized.
11036 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11038 * matrix-reorg.c (matrix_reorg): Likewise.
11040 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11042 * config/i386/i386.md (*indirect_jump): Macroize using P
11043 mode iterator. Remove !TARGET_64BIT from insn constraints.
11044 (*tablejump_1): Ditto.
11045 (*indirect_jump_rex64): Remove insn pattern.
11046 (*tablejump_1_rex64): Ditto.
11047 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11048 and eh_return_si insn patterns.
11050 2008-06-06 Richard Guenther <rguenther@suse.de>
11052 * tree-ssa-structalias.c (merge_smts_into): Remove.
11053 (find_what_p_points_to): Do not bother to compute the
11054 points-to set for pt_anything pointers.
11055 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11056 for pt_anything pointers is ok.
11058 2008-06-06 Jan Hubicka <jh@suse.cz>
11060 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11062 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11064 * cgraph.c: Fix typos in comments.
11065 (cgraph_availability_names): Fix string typo.
11066 * fold-const.c: Fix typos in comments.
11067 (fold_binary): Fix typo in warning.
11068 * genautomata.c: Fix typos in comments.
11069 (check_presence_pattern_sets): Fix typo in local variable.
11070 (output_description): Fix typo in output.
11071 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11072 * hwint.h: Likewise.
11073 * matrix-reorg.c (check_allocation_function): Likewise.
11074 * omega.c (smooth_weird_equations): Likewise.
11075 * auto-inc-dec.c: Fix typos in comments.
11076 * bb-reorder.c: Likewise.
11077 * builtins.c: Likewise.
11078 * c-common.c: Likewise.
11079 * c-cppbuiltin.c: Likewise.
11080 * c-parser.c: Likewise.
11081 * c-pretty-print.c: Likewise.
11082 * cfgcleanup.c: Likewise.
11083 * cfgexpand.c: Likewise.
11084 * cfghooks.c: Likewise.
11085 * cfglayout.c: Likewise.
11086 * cfgloopmanip.c: Likewise.
11087 * cgraphunit.c: Likewise.
11088 * coverage.c: Likewise.
11089 * dbxout.c: Likewise.
11090 * df-byte-scan.c: Likewise.
11091 * df-core.c: Likewise.
11092 * df-problems.c: Likewise.
11093 * df-scan.c: Likewise.
11095 * dominance.c: Likewise.
11096 * domwalk.c: Likewise.
11098 * dwarf2out.c: Likewise.
11099 * emit-rtl.c: Likewise.
11100 * et-forest.c: Likewise.
11101 * function.c: Likewise.
11102 * function.h: Likewise.
11104 * gcov-io.c: Likewise.
11105 * gcov.c: Likewise.
11106 * gcse.c: Likewise.
11107 * genattrtab.c: Likewise.
11108 * ggc-page.c: Likewise.
11109 * gimplify.c: Likewise.
11110 * gthr-lynx.h: Likewise.
11111 * haifa-sched.c: Likewise.
11112 * ipa-cp.c: Likewise.
11113 * ipa-inline.c: Likewise.
11114 * ipa-prop.h: Likewise.
11115 * ipa-pure-const.c: Likewise.
11116 * ipa-struct-reorg.c: Likewise.
11117 * ipa-struct-reorg.h: Likewise.
11118 * ipa-type-escape.c: Likewise.
11120 * loop-doloop.c: Likewise.
11121 * mips-tfile.c: Likewise.
11122 * mkmap-flat.awk: Likewise.
11123 * mkmap-symver.awk: Likewise.
11124 * modulo-sched.c: Likewise.
11125 * omp-low.c: Likewise.
11126 * optabs.c: Likewise.
11127 * optabs.h: Likewise.
11128 * opts.c: Likewise.
11129 * passes.c: Likewise.
11130 * postreload-gcse.c: Likewise.
11131 * postreload.c: Likewise.
11132 * predict.c: Likewise.
11133 * pretty-print.h: Likewise.
11134 * profile.c: Likewise.
11135 * protoize.c: Likewise.
11136 * ra-conflict.c: Likewise.
11137 * real.c: Likewise.
11138 * recog.c: Likewise.
11139 * regclass.c: Likewise.
11140 * regs.h: Likewise.
11141 * reload.c: Likewise.
11142 * rtl-error.c: Likewise.
11143 * rtlanal.c: Likewise.
11144 * scan.h: Likewise.
11145 * sched-rgn.c: Likewise.
11147 * stmt.c: Likewise.
11148 * target.h: Likewise.
11149 * tree-dfa.c: Likewise.
11150 * tree-eh.c: Likewise.
11151 * tree-flow-inline.h: Likewise.
11152 * tree-inline.c: Likewise.
11153 * tree-into-ssa.c: Likewise.
11154 * tree-loop-distribution.c: Likewise.
11155 * tree-nested.c: Likewise.
11156 * tree-parloops.c: Likewise.
11157 * tree-pass.h: Likewise.
11158 * tree-pretty-print.c: Likewise.
11159 * tree-profile.c: Likewise.
11160 * tree-scalar-evolution.c: Likewise.
11161 * tree-sra.c: Likewise.
11162 * tree-ssa-alias-warnings.c: Likewise.
11163 * tree-ssa-ccp.c: Likewise.
11164 * tree-ssa-coalesce.c: Likewise.
11165 * tree-ssa-dom.c: Likewise.
11166 * tree-ssa-dse.c: Likewise.
11167 * tree-ssa-forwprop.c: Likewise.
11168 * tree-ssa-live.c: Likewise.
11169 * tree-ssa-live.h: Likewise.
11170 * tree-ssa-loop-im.c: Likewise.
11171 * tree-ssa-loop-ivopts.c: Likewise.
11172 * tree-ssa-loop-niter.c: Likewise.
11173 * tree-ssa-loop-prefetch.c: Likewise.
11174 * tree-ssa-phiopt.c: Likewise.
11175 * tree-ssa-phiprop.c: Likewise.
11176 * tree-ssa-sccvn.c: Likewise.
11177 * tree-ssa-ter.c: Likewise.
11178 * tree-ssa-threadupdate.c: Likewise.
11179 * tree-ssa.c: Likewise.
11180 * tree-vect-analyze.c: Likewise.
11181 * tree-vect-transform.c: Likewise.
11182 * tree-vectorizer.c: Likewise.
11183 * tree-vn.c: Likewise.
11184 * tree-vrp.c: Likewise.
11185 * tree.c: Likewise.
11186 * tree.def: Likewise.
11187 * tree.h: Likewise.
11188 * unwind-dw2-fde.c: Likewise.
11189 * unwind.inc: Likewise.
11190 * value-prof.c: Likewise.
11191 * vmsdbgout.c: Likewise.
11193 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11195 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11196 always place FP constants in the TOC for TARGET_POWERPC64.
11197 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11199 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11201 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11202 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11203 enable for TARGET_E500_DOUBLE.
11204 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11205 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11206 floating-point modes like integer modes for E500 double.
11207 (rs6000_legitimate_offset_address_p): Likewise.
11208 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11209 addressing for DDmode for E500 double.
11210 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11211 modes as using 64-bits of registers for E500 double.
11212 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11213 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11214 specially for E500 double.
11215 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11216 TDmode for E500 double.
11217 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11218 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11219 (rs6000_split_multireg_move): Do not handle TDmode specially for
11221 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11222 using 64-bit registers for E500 double.
11223 (emit_frame_save): Do not handle DDmode specially for E500 double.
11224 (gen_frame_mem_offset): Likewise.
11225 (rs6000_function_value): Do not call spe_build_register_parallel
11226 for DDmode or TDmode.
11227 (rs6000_libcall_value): Likewise.
11228 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11229 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11232 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11234 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11237 2008-06-04 Junjie Gu <jgu@tensilica.com>
11239 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11240 comparison for frame pointers.
11242 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11245 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11247 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11250 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11251 register is already smaller or equal to required mode.
11253 2008-06-04 Xinliang David Li <davidxl@google.com>
11255 * tree-call-cdce.c: New file.
11256 (cond_dead_built_in_calls): New static variable.
11257 (input_domain): New struct.
11258 (check_pow): New function.
11259 (check_builtin_call): Ditto.
11260 (check_target_format): Ditto.
11261 (is_call_dce_candidate): Ditto.
11262 (gen_one_condition): Ditto.
11263 (gen_conditions_for_domain): Ditto.
11264 (get_domain): Ditto.
11265 (gen_conditions_for_pow_cst_base): Ditto.
11266 (gen_conditions_for_pow_int_base): Ditto.
11267 (gen_conditions_for_pow): Ditto.
11268 (get_no_error_domain): Ditto.
11269 (gen_shrink_wrap_conditions): Ditto.
11270 (shrink_wrap_one_built_in_call): Ditto.
11271 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11272 (tree_call_cdce): Ditto.
11273 (gate_call_cdce): Ditto.
11274 (pass_call_cdce): New gimple pass.
11275 * passes.c: (init_optimization_passes): New pass.
11276 * tree-pass.h: New pass declaration.
11277 * opts.c (decode_options): New flag setting.
11278 * common.opt: Add -ftree-builtin-call-dce flag.
11279 * Makefile.in: Add new source file.
11280 * tempvar.def: New tv_id.
11281 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11283 2008-06-04 Richard Guenther <rguenther@suse.de>
11285 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11286 (is_call_clobbered): Always check var_ann->call_clobbered.
11287 (mark_call_clobbered): Always set var_ann->call_clobbered.
11288 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11289 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11290 (reset_alias_info): Clear call clobbering info on MTAGs and
11292 (set_pt_anything): Set pt_global_mem.
11293 (create_tag_raw): Adjust comment.
11294 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11296 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11297 Maxim Kuvyrkov <maxim@codesourcery.com>
11299 * config/m68k/m68k.opt (mxgot): New option.
11300 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11301 (m68k_output_addr_const_extra): New.
11302 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11303 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11304 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11305 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11307 2008-06-04 Richard Guenther <rguenther@suse.de>
11309 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11310 negative or non-representable offsets.
11312 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11314 * config/i386/i386.c (ix86_gen_leave): New.
11315 (ix86_gen_pop1): Likewise.
11316 (ix86_gen_add3): Likewise.
11317 (ix86_gen_sub3): Likewise.
11318 (ix86_gen_sub3_carry): Likewise.
11319 (ix86_gen_one_cmpl2): Likewise.
11320 (ix86_gen_monitor): Likewise.
11321 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11322 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11323 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11324 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11325 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11326 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11327 (ix86_expand_epilogue): Updated.
11328 (print_operand): Handle integer register operand for 'z'.
11329 (ix86_expand_strlensi_unroll_1): Likewise.
11330 (ix86_expand_strlen): Likewise.
11331 (ix86_expand_builtin): Likewise.
11332 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11333 mov{q}/mov{l} and add{q}/add{l}.
11335 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11337 * config/i386/i386.md (P): New mode iterator.
11338 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11339 using P mode iterator.
11340 (DFmode push_operand splitter): Ditto.
11341 (XFmode push_operand splitter): Ditto.
11342 (DFmode float_extend SFmode push_operand splitter): Ditto.
11343 (XFmode float_extend SFmode push_operand splitter): Do not generate
11344 SImode pushes for 64bit target. Macroize Dimode and SImode
11345 pushes using P mode iterator.
11346 (XFmode float_extend DFmode push_operand splitter): Ditto.
11348 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11350 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11351 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11352 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11353 return type to int.
11354 (ix86_call_abi_override): Remove check for call_used_regs.
11356 2008-06-03 Richard Guenther <rguenther@suse.de>
11358 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11359 for the lhs of calls if the return type contains pointers.
11361 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11363 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11364 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11365 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11366 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11367 of cfun and DEFAULT_ABI to deceide abi mode.
11368 (DEFAULT_ABI): New.
11369 (REG_PARM_STACK_SPACE): Removed.
11370 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11371 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11372 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11373 (ix86_function_abi): Likewise.
11374 (ix86_function_type_abi): Likewise.
11375 (ix86_call_abi_override): Likewise.
11376 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11377 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11378 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11379 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11381 (X86_64_REGPARM_MAX): New.
11382 (X86_64_SSE_REGPARM_MAX): New.
11383 (X64_REGPARM_MAX): New.
11384 (X64_SSE_REGPARM_MAX): New.
11385 (X86_32_REGPARM_MAX): New.
11386 (X86_32_SSE_REGPARM_MAX): New.
11387 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11388 (ix86_function_regparm): Handle user calling abi.
11389 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11390 by DEFAULT_ABI versus SYSV_ABI check.
11391 (ix86_reg_parm_stack_space): New.
11392 (ix86_function_type_abi): New.
11393 (ix86_call_abi_override): New.
11394 (ix86_function_abi): New.
11395 (ix86_cfun_abi): New.
11396 (init_cumulative_args): Call abi specific initialization.
11397 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11398 (function_arg_64): Extend SSE_REGPARM_MAX check.
11399 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11400 (ix86_pass_by_reference): Likewise.
11401 (ix86_function_value_regno_p): Likewise.
11402 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11403 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11404 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11405 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11406 (setup_incoming_varargs_64): Adjust regparm for call abi.
11407 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11408 (ix86_va_start): Likewise.
11409 (ix86_gimplify_va_arg): Likewise.
11410 (ix86_expand_prologue): Likewise.
11411 (output_pic_addr_const): Likewise.
11412 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11413 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11414 (x86_output_mi_thunk): Likewise.
11415 (x86_function_profiler): Likewise.
11416 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11417 (SYSV_ABI, MS_ABI): New constants.
11418 (DEFAULT_ABI): New.
11419 (init_regs): Add prototype of function in regclass.c file.
11420 (OVERRIDE_ABI_FORMAT): New.
11421 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11422 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11423 (OUTGOING_REG_PARM_STACK_SPACE): New.
11424 (ix86_reg_parm_stack_space): New prototype.
11425 (CUMULATIVE_ARGS): Add call_abi member.
11426 (machine_function): Add call_abi member.
11427 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11428 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11430 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11433 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11434 (avr_builtin_setjmp_frame_value): New function.
11435 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11436 (nonlocal_goto): Define.
11438 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11440 * config/mips/mips.c (mips_emit_loadgp): Return early if
11441 there is nothing do to, otherwise emit a blockage if
11442 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11443 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11445 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11447 * configure.ac: Drop unneeded backslash ending up in config.in.
11448 * acinclude.m4: Likewise.
11449 * config.in: Regenerate.
11451 2008-05-26 Jan Hubicka <jh@suse.cz>
11453 * predict.c (maybe_hot_frequency_p): Break out of...
11454 (maybe_hot_bb_p): ... here.
11455 (maybe_hot_edge_p): New.
11456 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11457 * basic-block.h (maybe_hot_edge_p): Declare.
11459 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11461 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11462 (*cmpfp_<mode>_cc): Ditto.
11463 (*fp_jcc_8<mode>_387): Ditto.
11464 (*fop_<MODEF:mode>_2_i387): Ditto.
11465 (*fop_<MODEF:mode>_3_i387): Ditto.
11466 (*fop_xf_2_i387): Ditto.
11467 (*fop_xf_3_i387): Ditto.
11469 2008-06-02 Tomas Bily <tbily@suse.cz>
11471 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11473 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11475 * config/mips/mips.c (mips_valid_offset_p): New function.
11476 (mips_valid_lo_sum_p): Likewise.
11477 (mips_classify_address): Use them.
11478 (mips_force_address): New function.
11479 (mips_legitimize_address): Use it.
11480 * config/mips/mips.md (MOVE128): New mode iterator.
11481 (movtf): Require TARGET_64BIT. Remove empty strings.
11482 (*movtf_internal): Rename to...
11483 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11484 of "R" and use {,fp}{load,store} attributes instead of "multi".
11485 Use a separate define_split.
11486 (*movtf_mips16): New pattern.
11488 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11490 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11491 * config/mips/mips.c (mips_expand_before_return): New function.
11492 (mips_expand_epilogue): Call it.
11493 * config/mips/mips.md (return): Turn into a define_expand.
11494 (*return): New insn.
11496 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11498 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11499 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11500 functions. Do not emit uses and clobbers of CONCATs; individually
11501 use and clobber their operands.
11502 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11503 gen_clobber, emit_use and gen_use.
11504 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11505 (expand_builtin_return): Likewise.
11506 * cfgbuild.c (count_basic_blocks): Likewise.
11507 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11508 * explow.c (emit_stack_restore): Likewise.
11509 * expmed.c (extract_bit_field_1): Likewise.
11510 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11511 (emit_move_multi_word, store_constructor): Likewise.
11512 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11513 (thread_prologue_and_epilogue_insns): Likewise.
11514 * lower-subreg.c (resolve_simple_move): Likewise.
11515 * optabs.c (widen_operand, expand_binop): Likewise.
11516 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11517 * reload.c (find_reloads): Likewise.
11518 * reload1.c (eliminate_regs_in_insn): Likewise.
11519 * stmt.c (expand_nl_goto_receiver): Likewise.
11520 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11521 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11522 * config/arm/arm.c (arm_load_pic_register): Likewise.
11523 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11524 * config/arm/arm.md (untyped_return): Likewise.
11525 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11526 * config/avr/avr.c (expand_prologue): Likewise.
11527 * config/bfin/bfin.c (do_unlink): Likewise.
11528 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11529 * config/cris/cris.c (cris_expand_prologue): Likewise.
11530 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11531 (machopic_legitimize_pic_address): Likewise.
11532 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11533 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11534 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11535 (ix86_expand_convert_uns_didf_sse): Likewise.
11536 (ix86_expand_vector_init_general): Likewise.
11537 * config/ia64/ia64.md (eh_epilogue): Likewise.
11538 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11539 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11540 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11541 (config/iq2000/iq2000.c): Likewise.
11542 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11543 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11544 (builtin_longjmp): Likewise.
11545 * config/mn10300/mn10300.md (call, call_value): Likewise.
11546 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11547 * config/pdp11/pdp11.md (abshi2): Likewise.
11548 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11549 * config/s390/s390.c (s390_emit_prologue): Likewise.
11550 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11551 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11552 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11553 * config/sh/sh.c (prepare_move_operands): Likewise.
11554 (output_stack_adjust, sh_expand_epilogue): Likewise.
11555 (sh_set_return_address, sh_expand_t_scc): Likewise.
11556 * config/sparc/sparc.c (load_pic_register): Likewise.
11557 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11558 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11559 * config/v850/v850.c (expand_epilogue): Likewise.
11561 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11563 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11564 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11565 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11566 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11567 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11568 stack pointer register.
11569 (output_movhi): Remove code for interrupt specific writing to the
11570 stack pointer register.
11572 2008-05-31 Richard Guenther <rguenther@suse.de>
11574 PR tree-optimization/34244
11575 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11576 (tree_expr_nonzero_warnv_p): Likewise.
11577 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11578 ssa_name_nonnegative_p.
11579 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11580 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11581 not tree_expr_nonzero_warnv_p.
11583 PR tree-optimization/36262
11585 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11587 PR tree-optimization/34244
11588 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11589 (record_numbers_of_iterations): New function.
11590 (execute_vrp): Cache the numbers of iterations of loops.
11591 * tree-scalar-evolution.c (scev_reset_except_niters):
11593 (scev_reset): Use scev_reset_except_niters.
11594 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11596 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11598 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11599 __WORKAROUND_RETS when appropriate.
11601 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11603 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11604 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11606 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11607 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11608 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11609 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11610 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11611 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11612 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11613 *fop_df_1_sse insn patterns using MODEF mode iterator.
11614 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11615 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11616 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11617 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11618 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11619 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11620 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11621 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11622 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11623 (*fop_xf_5_i387): Ditto.
11624 (*fop_xf_6_i387): Ditto.
11626 2008-05-30 Richard Guenther <rguenther@suse.de>
11628 * builtins.c (build_string_literal): Avoid generating
11629 a non-gimple_val result.
11631 2008-05-30 DJ Delorie <dj@redhat.com>
11633 * exec-tool.in: Use an environment variable (private) instead of a
11634 file (shared) as a semaphore, so as to not break parallel builds.
11636 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11638 * optabs.c (maybe_encapsulate_block): Remove.
11639 (emit_libcall_block): Adjust accordingly.
11640 * optabs.h (maybe_encapsulate_block): Remove prototype.
11642 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11643 Don't use maybe_encapsulate_block.
11645 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11647 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11648 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11649 rtx is a SYMBOL_REF before calling get_pool_constant.
11651 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11653 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11655 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11657 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11658 rather than OS names to choose INO_T_EQ definition.
11659 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11660 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11662 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11665 * config/darwin-f.c: New.
11666 * config/t-darwin: Added rule to build darwin-f.o.
11667 * config.gcc: Defined new variable, fortran_target_objs.
11668 (*-*-darwin*): Set fortran_target_objs.
11669 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11670 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11671 * configure: Regenerated.
11673 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11676 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11677 canonical type if needed.
11679 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11681 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11683 2008-05-29 Richard Guenther <rguenther@suse.de>
11685 PR tree-optimization/36343
11686 PR tree-optimization/36346
11687 PR tree-optimization/36347
11688 * tree-flow.h (clobber_what_p_points_to): Declare.
11689 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11690 pointed-to variable is dereferenced is irrelevant to whether
11691 the pointer can access the pointed-to variable.
11692 (clobber_what_p_points_to): New function.
11693 * tree-ssa-alias.c (set_initial_properties): Use it.
11694 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11695 call clobber check for NMTs.
11697 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11699 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11700 for printing gcov_type.
11702 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11704 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11705 and the eh region information.
11706 * value-prof.c (gimple_move_stmt_histograms): New function.
11707 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11709 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11711 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11713 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11715 * value-prof.c (tree_ic_transform): Print counts.
11716 * tree-profile.c (tree_gen_ic_func_profiler):
11717 Clear __gcov_indreict_call_callee variable to avoid misattribution
11720 2008-05-28 Rafael Espíndola <espindola@google.com>
11722 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11725 2008-05-28 Richard Guenther <rguenther@suse.de>
11727 PR tree-optimization/36339
11728 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11729 and clobbering code out of the loop.
11731 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11733 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11736 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11737 s390_contiguous_bitmask_p, s390_symref_operand_p,
11738 s390_check_symref_alignment, s390_reload_larl_operand,
11739 s390_reload_symref_address): New functions.
11740 (s390_branch_condition_mnemonic): Support compare and branch
11742 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11743 and 'W' constraints.
11744 (s390_secondary_reload): Add secondary reloads for unaligned
11745 symbol refs or symbol refs to floating point or QI/TI mode
11747 (legitimate_address_p): Accept symbol references as addresses.
11748 (s390_expand_insv): Use rotate and insert selected bits
11749 instruction for insv when building for z10.
11750 (print_operand_address): Handle symbol ref addresses.
11751 (print_operand): Output modifier 'c' added for signed byte values.
11752 (s390_encode_section_info): Mark symbol refs with
11753 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11755 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11756 (length attribute): RRF, RRR have 4 byte length.
11757 (FPALL, INTALL): New mode iterators added.
11758 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11759 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11760 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11761 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11762 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11763 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11764 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11765 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11767 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11768 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11769 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11770 reload<INTALL:mode><P:mode>_toreg_z10,
11771 reload<FPALL:mode><P:mode>_tomem_z10,
11772 reload<FPALL:mode><P:mode>_toreg_z10,
11773 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11774 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11775 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11776 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11778 (movmem, clrmem, cmpmem): New splitters added.
11780 * config/s390/predicates.md (larl_operand): Use
11781 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11782 SYMBOL_REF_ALIGN1_P.
11783 (s390_signed_integer_comparison,
11784 s390_unsigned_integer_comparison): New predicates.
11786 * config/s390/s390-protos.h (s390_check_symref_alignment,
11787 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11788 s390_reload_symref_address,
11789 s390_compare_and_branch_condition_mask): Prototypes added.
11791 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11792 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11793 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11795 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11797 * config/s390/s390.c (z10_cost): New cost function for z10.
11798 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11799 (s390_issue_rate): Adjust issue rate for z10.
11800 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11801 (processor_flags): Add PF_Z10.
11802 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11803 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11804 * gcc/config.gcc: Add z10.
11806 2008-05-28 Richard Guenther <rguenther@suse.de>
11808 PR tree-optimization/36291
11809 * tree-flow. h (struct gimple_df): Remove var_anns member.
11810 * tree-flow-inline.h (gimple_var_anns): Remove.
11811 (var_ann): Simplify.
11812 * tree-dfa.c (create_var_ann): Simplify.
11813 (remove_referenced_var): Clear alias info from var_anns of globals.
11814 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11815 (delete_tree_ssa): Clear alias info from var_anns of globals.
11816 Do not free var_anns.
11817 (var_ann_eq): Remove.
11818 (var_ann_hash): Likewise.
11820 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11822 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11823 and loongson2f entries.
11824 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11825 * config/mips/mips.h (processor_type): Add Loongson-2E
11826 and Loongson-2F entries.
11827 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11828 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11829 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11830 * doc/invoke.texi (MIPS Options): Document loongson2e
11831 and loongson2f processor names.
11833 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11837 * config/i386/i386.c (ix86_function_arg_boundary): Use
11838 alignment of canonical type.
11839 (ix86_expand_vector_move): Check unaligned memory access for
11842 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11844 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11845 Moved to the front of file.
11847 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11848 H.J. Lu <hongjiu.lu@intel.com>
11850 * dwarf2out.c (current_fde): New.
11852 (lookup_cfa:): Likewise.
11853 (dwarf2out_end_epilogue): Likewise.
11854 (dwarf2out_note_section_used): Likewise.
11856 2008-05-27 Michael Matz <matz@suse.de>
11859 * c.opt (Wenum-compare): New warning option.
11860 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11862 2008-05-27 Michael Matz <matz@suse.de>
11864 PR middle-end/36326
11865 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11867 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11868 into memory as tail calls.
11870 2008-05-27 Richard Guenther <rguenther@suse.de>
11872 PR tree-optimization/36339
11873 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11874 pointers cause all addressable variables to be call clobbered.
11876 2008-05-27 Richard Guenther <rguenther@suse.de>
11878 PR tree-optimization/36245
11879 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11881 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11883 * config/s390/s390.md: Replace all occurences of the 'm'
11884 constraint with 'RT'.
11886 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11888 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11890 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11892 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11893 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11894 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11896 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11898 * reload.c: (find_reloads): Skip alternatives according to the
11899 "enabled" attribute. Constify the constraint variable.
11900 * recog.c (get_attr_enabled): Add default implementation.
11901 (extract_insn): Set the alternative_enabled_p array
11902 in the recog_data struct.
11903 (preprocess_constraints, constrain_operands): Skip
11904 alternatives according to the "enabled" attribute
11905 * recog.h (struct recog_data): New field alternative_enabled_p.
11906 (skip_alternative): New inline function.
11907 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11908 (record_reg_classes): Skip alternative according to the
11909 "enabled" attribute.
11911 * doc/md.texi: Add documention for the "enabled" attribute.
11913 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11915 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11916 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11917 constraint with TARGET_MEM_CONSTRAINT.
11918 * recog.c (asm_operand_ok, preprocess_constraints,
11919 constrain_operands): Likewise.
11920 * regclass.c (record_reg_classes): Likewise.
11921 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11922 * reload1.c (maybe_fix_stack_asms): Likewise.
11923 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11924 * recog.h: Adjust comment.
11925 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11926 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11927 * doc/md.texi: Add a note to description of 'm' constraint.
11928 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11930 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11932 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11933 that the bitfield is of integral type before testing its precision.
11935 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11936 Sa Liu <saliu@de.ibm.com>
11938 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11939 __modti3, __udivti3, __umodti3 and __udivmodti4.
11940 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11941 that implement TImode mul and div functions.
11942 * config/spu/multi3.c: New. Implement __multi3.
11943 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11944 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11947 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11949 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11950 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11951 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11952 tls_sysv_suffix): New mode and mode attribute iterators.
11953 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11954 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11955 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11956 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11957 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11960 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11962 PR tree-optimization/36329
11963 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11964 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11965 * cgraphbuild.c (initialize_inline_failed): Use the latter
11966 macro in lieu of the former.
11967 * ipa-inline.c (cgraph_mark_inline): Likewise.
11968 (cgraph_decide_inlining_of_small_function): Likewise.
11969 (cgraph_decide_inlining): Likewise.
11970 (cgraph_decide_inlining_incrementally): Likewise.
11972 2008-05-26 Tristan Gingold <gingold@adacore.com>
11973 Anatoly Sokolov <aesok@post.ru>
11975 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11976 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11977 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11978 optimization for 'avr6' architecture.
11980 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11983 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11985 2008-05-26 Richard Guenther <rguenther@suse.de>
11987 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11988 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11990 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11992 PR middle-end/36253
11993 * caller-save.c (insert_restore): Verify alignment of spill space.
11994 (insert_save): Likewise.
11995 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11996 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11997 (STACK_SLOT_ALIGNMENT): Likewise.
11998 * function.c (LOCAL_ALIGNMENT): Removed.
11999 (get_stack_local_alignment): New.
12000 (assign_stack_local): Use it. Set alignment on stack slot.
12001 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12002 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12003 (STACK_SLOT_ALIGNMENT): New.
12004 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12005 stack slot in XFmode.
12007 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12009 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12012 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12013 argument operand in rax isn't removed.
12015 2008-05-26 Richard Guenther <rguenther@suse.de>
12017 PR middle-end/36300
12018 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12019 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12021 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12024 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12026 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12028 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12029 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12031 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12033 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12034 build a trampoline if we don't want one.
12035 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12036 return zero for nested functions if we don't want a trampoline.
12038 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12040 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12042 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12045 * c.opt: Removed undocumented option '-lang-fortran'.
12046 * c-common.h: Removed global variable 'lang_fortran'.
12047 * c-opts.c (c_common_handle_option): Removed code to handle
12048 option '-lang-fortran'. Updated includes.
12049 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12050 definition of '__GFORTRAN__'.
12051 (define__GNUC__): Reimplemented to use BASEVER and
12052 cpp_define_formatted.
12053 (builtin_define_with_value_n): Removed.
12054 * c-incpath.h: Renamed to ...
12055 * incpath.h: ... this.
12056 * c-incpath.c: Renamed to ...
12057 * incpath.c: ... this. Updated includes.
12058 * fix-header.c: Updated includes.
12059 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12060 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12061 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12063 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12065 * tree.h: Update the table of flags used on tree nodes.
12066 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12067 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12068 (FORCED_LABEL): Add access check.
12069 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12070 (ASM_INPUT_P): Likewise.
12071 (ASM_VOLATILE_P): Likewise.
12072 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12073 (OMP_SECTION_LAST): Access private_flag directly.
12074 (OMP_RETURN_NOWAIT): Likewise.
12075 (OMP_PARALLEL_COMBINED): Likewise.
12076 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12077 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12078 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12079 deprecated_flag directly.
12081 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12083 * final.c (frame_pointer_needed): Removed.
12084 * flags.h (frame_pointer_needed): Likewise.
12086 * function.h (rtl_data): Add frame_pointer_needed.
12087 (frame_pointer_needed): New.
12089 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12091 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12093 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12095 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12098 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12100 * c-common.c (strip_array_types): Move function to..
12102 (get_inner_array_type): Delete.
12103 * c-common.h (strip_array_types): Move declaration to..
12105 (get_inner_array_type): Delete.
12106 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12107 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12108 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12109 * config/pa/pa.c (emit_move_sequence): Likewise.
12111 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12113 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12116 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12118 * function.c: Include target hook for nonlocal_goto frame value.
12120 2008-05-24 Richard Guenther <rguenther@suse.de>
12122 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12123 variable can be only accessed through a pointer or a union.
12125 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12127 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12128 * doc/extend.texi: Likewise.
12130 2008-05-23 DJ Delorie <dj@redhat.com>
12132 * config/m32c/jump.md (untyped_call): Add.
12134 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12135 for A24 to PSImode.
12136 (m32c_address_cost): Detail costs for indirect offsets.
12138 2008-05-23 Rafael Espíndola <espindola@google.com>
12140 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12141 if a node is a SUBREG.
12142 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12145 2008-05-23 Paul Brook <paul@codesourcery.com>
12146 Carlos O'Donell <carlos@codesourcery.com>
12148 * doc/extend.texi: Clarify use of __attribute__((naked)).
12149 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12150 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12151 * function.c (use_register_for_decl): Use
12152 targetm.calls.allocate_stack_slots_for_args.
12153 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12154 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12155 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12157 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12159 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12161 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12163 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12164 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12165 is only rounded once.
12167 2008-05-23 Richard Guenther <rguenther@suse.de>
12169 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12171 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12172 Jakub Jelinek <jakub@redhat.com>
12175 * configure.ac: Handle --enable-cld.
12176 * configure: Regenerated.
12177 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12178 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12179 (ix86_current_function_needs_cld): New define.
12180 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12181 (cld): New isns pattern.
12182 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12183 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12184 * config/i386/i386.opt (mcld): New option.
12185 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12186 TARGET_CLD and ix86_current_function_needs_cld.
12187 (override_options): Use -mcld by default for 32-bit code if
12190 * doc/install.texi (Options specification): Document --enable-cld.
12191 * doc/invoke.texi (Machine Dependent Options)
12192 [i386 and x86-64 Options]: Add -mcld option.
12193 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12195 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12196 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12197 (return_in_memory_64): Likewise.
12198 (return_in_memory_ms_64): Likewise.
12200 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12202 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12203 * builtins.c (fold_builtin_fpclassify): New.
12204 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12205 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12206 * c-common.c (handle_type_generic_attribute): Adjust to accept
12207 fixed arguments before an elipsis.
12208 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12209 * doc/extend.texi: Document __builtin_fpclassify.
12211 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12213 * omp-low.c (gate_expand_omp_ssa): Remove.
12214 (pass_expand_omp_ssa): Remove.
12215 (gate_expand_omp): Do not check for flag_openmp_ssa.
12216 * common.opt (-fopenmp-ssa): Remove.
12217 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12219 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12221 * config/sh/sh.opt (mfixed-range): New option.
12222 * config/sh/sh-protos.h (sh_fix_range): Declare.
12223 * config/sh/sh.c (sh_fix_range): New function.
12224 * config/sh/sh.h (sh_fixed_range_str): Declare.
12225 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12227 * doc/invoke.texi (SH Options): Document -mfixed-range.
12229 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12231 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12232 it before the redeclaration.
12234 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12236 * config/avr/avr.c (get_sequence_length): Add new function.
12237 (expand_prologue, expand_epilogue): Remove duplicate code.
12239 2008-05-22 Rafael Espíndola <espindola@google.com>
12241 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12244 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12246 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12247 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12249 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12250 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12251 (vect_update_misalignment_for_peel): Likewise.
12252 (vector_alignment_reachable_p): Likewise.
12253 * tree-vect-transform.c (vectorizable_load): Likewise.
12254 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12255 (get_vectype_for_scalar_type): Pass mode of scalar_type
12256 to UNITS_PER_SIMD_WORD.
12258 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12259 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12260 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12261 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12262 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12264 2008-05-22 Ira Rosen <irar@il.ibm.com>
12266 PR tree-optimization/36293
12267 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12268 if the first load must be skipped because of a gap.
12270 2008-05-22 Richard Guenther <rguenther@suse.de>
12272 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12273 more cases of offset disambiguation that is possible if
12274 strict-aliasing rules apply.
12275 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12276 for basic offset and type-based disambiguation.
12278 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12280 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12281 ix86_expand_vector_set on V16QImode for SSE4.1.
12283 2008-05-21 Tom Tromey <tromey@redhat.com>
12285 * c.opt (Wimport): Mark as undocumented.
12286 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12288 (Warning Options): Likewise.
12289 * doc/cppopts.texi: Don't mention -Wimport.
12291 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12293 PR tree-optimization/36287
12294 PR tree-optimization/36286
12295 * lambda-code.c (build_access_matrix): Do not use the loop->num
12296 for computing the number of induction variables: use the loop depth
12299 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12302 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12303 option -f(no-)leading-underscore.
12305 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12307 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12308 GET_MODE_NUNITS (mode).
12310 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12312 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12313 (-mmulhw): Add 464 to description.
12314 (-mdlmzb): Likewise.
12315 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12316 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12318 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12319 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12320 * config/rs6000/rs6000.md: Update comments for 464.
12322 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12324 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12326 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12328 * config/i386/sse.md (vec_extractv4sf): Removed.
12329 (vec_extractv2df): Likewise.
12330 (vec_extractv2di): Likewise.
12331 (vec_extractv4si): Likewise.
12332 (vec_extractv8hi): Likewise.
12333 (vec_extractv16qi): Likewise.
12334 (vec_extract<mode>): New.
12336 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12338 * config/i386/sse.md (vec_setv4sf): Removed.
12339 (vec_setv2df): Likewise.
12340 (vec_setv2di): Likewise.
12341 (vec_setv4si): Likewise.
12342 (vec_setv8hi): Likewise.
12343 (vec_setv16qi): Likewise.
12344 (vec_set<mode>): New.
12346 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12348 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12349 goto for vec_concat and vec_interleave.
12351 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12353 * config/i386/sse.md (vec_initv4sf): Removed.
12354 (vec_initv2df): Likewise.
12355 (vec_initv2di): Likewise.
12356 (vec_initv4si): Likewise.
12357 (vec_initv8hi): Likewise.
12358 (vec_initv16qi): Likewise.
12359 (vec_init<mode>): New.
12361 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12363 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12365 2008-05-21 Tom Tromey <tromey@redhat.com>
12367 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12368 (zone_find_object_offset): Likewise.
12369 (gt_ggc_m_S): Likewise.
12370 (highest_bit): Likewise.
12371 * ggc-page.c (gt_ggc_m_S): New function.
12372 * stringpool.c (string_stack): Remove.
12373 (init_stringpool): Update.
12374 (ggc_alloc_string): Use ggc_alloc.
12375 (maybe_delete_ident): New function.
12376 (ggc_purge_stringpool): Likewise.
12377 (gt_ggc_m_S): Remove.
12378 * ggc-common.c (ggc_protect_identifiers): New global.
12379 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12380 ggc_protect_identifiers.
12381 * ggc.h (ggc_protect_identifiers): Declare.
12382 (gt_ggc_m_S): Update.
12383 (ggc_purge_stringpool): Declare.
12384 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12385 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12387 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12389 2008-05-21 David S. Miller <davem@davemloft.net>
12391 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12394 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12396 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12399 2008-05-20 David Daney <ddaney@avtrex.com>
12401 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12402 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12403 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12404 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12405 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12406 (atomic_hiqi_op): New define_code_iterator.
12407 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12408 mips_expand_compare_and_swap_12.
12409 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12410 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12411 (sync_<optab><mode>, sync_old_<optab><mode>,
12412 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12413 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12414 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12415 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12416 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12417 (test_and_set_12): New insn.
12418 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12419 sync_new_<optab><mode>, sync_old_nand<mode>,
12420 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12421 clobber to operand 0 for SI and DI mode insns.
12422 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12423 mips_gen_fn_4): New typedefs.
12424 (mips_gen_fn_ptrs): Define new union type.
12425 (mips_expand_compare_and_swap_12): Remove declaration.
12426 (mips_expand_atomic_qihi): Declare function.
12427 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12428 (mips_expand_atomic_qihi): ... this. Use new generator function
12430 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12431 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12432 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12433 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12434 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12435 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12436 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12437 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12438 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12439 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12442 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12444 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12447 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12449 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12450 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12451 (avr_attribute_table): Add 'OS_main' function attribute.
12452 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12453 functions with 'OS_main' attribute.
12455 2008-05-20 Richard Guenther <rguenther@suse.de>
12457 PR tree-optimization/35204
12458 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12459 helper, split out from ...
12460 (DFS): ... here. Make the DFS walk non-recursive.
12462 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12463 Jan Sjodin <jan.sjodin@amd.com>
12465 PR tree-optimization/36181
12466 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12467 (parallelize_loops): Don't parallelize when the loop has vector
12470 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12471 Sebastian Pop <sebastian.pop@amd.com>
12473 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12474 matrix, and never look at the tree representation of the memory
12476 (linear_transform_loops): Computes parameters and access matrices.
12477 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12479 (access_matrix_get_index_for_parameter): New.
12480 * tree-data-ref.h (struct access_matrix): New.
12481 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12482 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12483 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12484 am_vector_index_for_loop): New.
12485 (struct data_reference): Add field access_matrix.
12486 (DR_ACCESS_MATRIX): New.
12487 (compute_data_dependences_for_loop): Update declaration.
12488 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12489 * lambda.h (lambda_vector_vec_p): Declared.
12490 * lambda-code.c: Depend on pointer-set.h.
12491 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12492 av_for_af_base, av_for_af, build_access_matrix,
12493 lambda_compute_access_matrices): New.
12494 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12496 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12498 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12499 $SOURCEDIR/include.
12501 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12502 Sebastian Pop <sebastian.pop@amd.com>
12504 PR tree-optimization/36206
12505 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12507 (instantiate_scev_1): Rename flags to fold_conversions.
12508 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12509 outeside instantiation_loop.
12510 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12511 (evolution_function_is_affine_or_constant_p): Removed.
12512 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12514 (analyze_siv_subscript): Pass in the loop nest number.
12515 Call evolution_function_is_affine_in_loop instead of
12516 evolution_function_is_affine_p.
12517 (analyze_overlapping_iterations): Pass in the loop nest number.
12519 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12520 Sebastian Pop <sebastian.pop@amd.com>
12522 PR tree-optimization/36206
12523 * tree-chrec.h (chrec_fold_op): New.
12524 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12527 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12529 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12531 (remove_duplicates): Do not set inode on non-inode systems.
12534 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12536 * config.gcc (tm_file): Update comments about relative pathnames.
12538 2008-05-20 Richard Guenther <rguenther@suse.de>
12540 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12541 * tree-ssa-sccvn.c (process_scc): Likewise.
12542 * tree-ssa-sink.c (execute_sink_code): Likewise.
12543 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12544 * tree-vrp.c (process_assert_insertions): Likewise.
12545 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12546 (perform_tree_ssa_dce): Likewise.
12547 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12548 (dump_dominator_optimization_stats): Likewise.
12549 * tree-vectorizer.c (vectorize_loops): Likewise.
12551 2008-05-20 Richard Guenther <rguenther@suse.de>
12553 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12555 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12557 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12558 (ix86_i386elf_return_in_memory): Likewise.
12559 (ix86_i386interix_return_in_memory): Likewise.
12560 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12561 (SUBTARGET_RETURN_IN_MEMORY): New.
12562 * config/i386/i386elf.h: Likewise.
12563 * config/i386/ptx4-i.h: Likewise.
12564 * config/i386/sol2-10.h: Likewise.
12565 * config/i386/sysv4.h: Likewise.
12566 * config/i386/vx-common.h: Likewise.
12567 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12568 * config/i386/i386.c (ix86_return_in_memory): Made static and
12569 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12570 (ix86_i386elf_return_in_memory): Removed.
12571 (ix86_i386interix_return_in_memory): Removed.
12572 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12573 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12575 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12577 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12579 2008-05-19 Xinliang David Li <davidxl@google.com>
12581 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12583 * common.opt: Ditto.
12584 * doc/invoke.texi: Ditto.
12586 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12588 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12589 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12591 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12593 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12594 sizes of operand array from 8/4 to 4/2.
12595 (ix86_expand_vector_init_general): Change size of operand array
12596 from 32 to 16. Remove op0, op1 and half_mode.
12598 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12600 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12601 (ix86_expand_vector_init_interleave): Likewise.
12602 (ix86_expand_vector_init_general): Use them. Assert
12603 word_mode == SImode when n_words == 4.
12605 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12607 * config/i386/i386.c (ix86_secondary_reload): New static function.
12608 (TARGET_SECONDARY_RELOAD): New define.
12609 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12610 * config/i386/i386.md (reload_outqi): Remove.
12612 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12614 PR middle-end/35509
12615 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12616 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12617 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12618 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12619 (fold_builtin_1): Likewise.
12620 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12621 c-common.c (check_builtin_function_arguments): Handle
12622 BUILT_IN_ISINF_SIGN.
12623 * doc/extend.texi: Document __builtin_isinf_sign.
12624 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12626 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12628 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12629 EH cleanup at the end of the pass, search for those that have been
12630 turned into forwarder blocks and do the cleanup on their successor.
12632 2008-05-18 Richard Guenther <rguenther@suse.de>
12634 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12635 pointers to sizetype and vice versa.
12637 2008-05-18 Xinliang David Li <davidxl@google.com>
12639 * gcc/tree-ssa-dce.c: Coding style fix.
12640 (check_pow): Documentation comment.
12641 (check_log): Documenation comment. Coding style fix.
12642 (is_unnecessary_except_errno_call): Ditto.
12643 (gen_conditions_for_pow): Ditto.
12644 (gen_conditions_for_log): Ditto.
12645 (gen_shrink_wrap_conditions): Ditto.
12646 (shrink_wrap_one_built_in_calls): Ditto.
12647 * gcc/doc/invoke.texi: Better documentation string.
12648 * ChangeLog: Fix wrong change log entries from
12649 May 17 checkin on function call DCE.
12651 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12653 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12655 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12657 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12658 * df-problems.c (simulation routines): Fixed block comment to
12659 properly say how to add forwards scanning functions.
12661 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12663 * tree-inline.c (setup_one_parameter): Remove dead code.
12665 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12667 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12668 a BIT_AND_EXPR only for an INTEGER_TYPE.
12670 2008-05-17 Xinliang David Li <davidxl@google.com>
12672 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12673 (check_pow, check_log, is_unnecessary_except_errno_call): New
12674 functions to check for eliminating math functions that are pure
12675 except for setting errno.
12676 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12677 general condition expressions for shrink-wrapping pow/log calls.
12678 (gen_shrink_wrap_conditions): Ditto.
12679 (shrink_wrap_one_built_in_call): Ditto.
12680 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12681 (mark_operand_necessary): If debugging, output if OP is necessary.
12682 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12684 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12686 * gcc/common.opt: New user flag -ftree-builtin-dce.
12687 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12689 2008-05-16 David S. Miller <davem@davemloft.net>
12691 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12692 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12694 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12697 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12699 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12701 * ifcvt.c (dead_or_predicable): Rename
12702 df_simulate_one_insn_backwards to df_simulate_one_insn.
12703 * recog.c (peephole2_optimize): Ditto.
12704 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12706 * df.h: Rename df_simulate_one_insn_backwards to
12707 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12708 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12709 scanning of defs and uses.
12710 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12711 (df_simulate_one_insn_forwards): Removed.
12713 2008-05-16 Doug Kwan <dougkwan@google.com>
12715 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12717 (real_from_string): Handle NaNs and Inf as approriate.
12719 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12721 * doc/gty.texi (Source Files Containing Type Information): Note
12722 that headers should appear first in the gtfiles list.
12724 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12726 * tree.def (COND_EXEC): Properly documented this code.
12728 2008-05-16 Diego Novillo <dnovillo@google.com>
12730 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12731 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12734 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12736 * tree-ssa-dse (max_stmt_uid): Removed.
12737 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12738 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12739 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12740 * function.h (cfun.last_stmt_uid): New field.
12741 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12742 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12744 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12745 (create_stmt_ann): Initialize the ann->uid field.
12746 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12748 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12750 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12752 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12753 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12754 (init_empty_tree_cfg): Call it.
12756 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12758 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12761 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12763 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12764 * tree-dump.c (dump_options): New verbose option.
12765 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12767 * tree-pass.h (TDF_VERBOSE): New dump flag.
12768 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12769 (tree-flow.h): Added include.
12770 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12772 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12774 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12776 From Jie Zhang <jie.zhang@analog.com>
12777 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12778 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12779 mcpu=bf561-none and mcpu=bf561-0.2.
12780 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12781 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12782 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12783 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12784 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12785 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12786 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12788 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12789 (cputype_selected): Remove.
12790 (bfin_handle_option): Don't use cputype_selected.
12791 (override_options): When no mcpu option, enable all workarounds.
12792 Don't use bfin_workarounds.
12793 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12795 (DEFAULT_CPU_TYPE): Don't define.
12797 2008-05-16 Richard Guenther <rguenther@suse.de>
12799 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12800 on deletion of the last stmt.
12802 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12804 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12805 V8HImode for SSE2 and V16QImode for SSE4.1.
12807 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12809 * cgraph.h (compute_inline_parameters): Made public.
12810 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12811 variable_generate_summary, function_write_summary,
12812 variable_write_summary, variable_read_summary. Added generate_summary,
12813 write_summary, read_summary.
12814 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12815 pass_ipa_inline.function_generate_summary, to
12816 compute_inline_parameters.
12817 * ipa-inline.c (compute_inline_parameters): Made public and added
12819 (compute_inline_parameters_for_current): New function.
12820 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12821 (inline_generate_summary): Removed parameter and made to loop over
12823 (pass_ipa_inline): Updated for new IPA_PASS structure.
12824 * passes.c (execute_ipa_summary_passes): Now is called once per
12825 pass rather than once per node*pass.
12827 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12829 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12830 avr_have_mul_p, avr_asm_only_p): Remove variables.
12831 (avr_override_options): Remove initialization of removed variables.
12832 (avr_file_start): Convert removed variables to fields of
12833 'struct base_arch_s *avr_current_arch'.
12834 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12835 (AVR_HAVE_MUL): (Ditto.).
12836 (AVR_HAVE_MOVW): (Ditto.).
12837 (AVR_HAVE_LPMX): (Ditto.).
12838 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12839 avr_asm_only_p): Remove declaration.
12841 2008-05-15 Diego Novillo <dnovillo@google.com>
12843 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12844 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12846 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12848 PR middle-end/36194
12849 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12850 Don't call record_truncated_value from here.
12851 (record_truncated_value): Turn it into a for_each_rtx callback.
12852 (record_truncated_values): New function.
12853 (combine_instructions): Call note_uses with record_truncated_values.
12854 Change name of check_conversion to check_promoted_subreg.
12856 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12858 * doc/sourcebuild.texi: Document support for torture tests.
12860 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12862 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12863 to alternative 4 of operand 2.
12865 2008-05-15 Richard Guenther <rguenther@suse.de>
12867 * tree-pass.h (current_pass): Declare.
12868 (get_pass_for_id): Likewise.
12869 * passes.c (passes_by_id, passes_by_id_size): New globals.
12870 (set_pass_for_id): New function.
12871 (get_pass_for_id): Likewise.
12872 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12873 (execute_function_todo): Flush per function statistics.
12874 * toplev.c (compile_file): Init statistics.
12875 (general_init): Do early statistics initialization.
12876 (finalize): Finish statistics.
12877 * statistics.h (statistics_early_init): Declare.
12878 (statistics_init): Likewise.
12879 (statistics_fini): Likewise.
12880 (statistics_fini_pass): Likewise.
12881 (statistics_counter_event): Likewise.
12882 (statistics_histogram_event): Likewise.
12883 * statistics.c: New file.
12884 * Makefile.in (OBJS-common): Add statistics.o.
12885 (statistics.o): Add dependencies.
12886 * doc/invoke.texi (-fdump-statistics): Document.
12888 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12889 (insert): Likewise.
12890 (execute_pre): Use statistics_counter_event.
12891 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12892 (substitute_and_fold): Increment it. Use statistics_counter_event.
12894 2008-05-15 Diego Novillo <dnovillo@google.com>
12896 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12898 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12899 * tree-ssa-alias.c (new_type_alias): Remove references to
12900 sub-variables from comment.
12901 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12903 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12905 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12906 attribute to 1 only for insertps alternative.
12908 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12910 * config/bfin/bfin.md (loadbytes): New pattern.
12911 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12912 (bfin_init_builtins): Initialize it.
12913 (bdesc_1arg): Add it.
12915 2008-05-15 Sa Liu <saliu@de.ibm.com>
12917 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12918 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12919 * testsuite/lib/target-supports.exp: Add
12920 check_effective_target_fortran_integer_16.
12922 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12924 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12925 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12926 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12927 (TARGET_RETURN_IN_MEMORY): Define.
12929 2008-05-15 Richard Guenther <rguenther@suse.de>
12931 PR middle-end/36244
12932 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12933 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12934 represent unmodifiable vars.
12936 2008-05-15 Richard Guenther <rguenther@suse.de>
12938 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12939 INDIRECT_REF and TARGET_MEM_REF.
12940 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12943 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12944 H.J. Lu <hongjiu.lu@intel.com>
12946 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12947 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12948 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12949 insn alternatives. Add missing alternatives.
12950 (*vec_concatv2di_rex64_sse4_1): Likewise.
12951 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12952 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12953 Require TARGET_SSE.
12955 2008-05-15 Richard Guenther <rguenther@suse.de>
12957 PR tree-optimization/36009
12958 PR tree-optimization/36204
12959 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12960 (determine_invariantness_stmt): Record the loop a store is
12961 always executed in.
12962 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12965 2008-05-15 Richard Guenther <rguenther@suse.de>
12967 PR tree-optimization/34330
12968 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12969 through the pointer will alias the SMT.
12971 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12973 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12975 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12977 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12979 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12980 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12982 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12983 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12984 (vashl_optab): New optab for vector/vector shifts.
12985 (vashr_optab): Ditto.
12986 (vlshr_optab): Ditto.
12987 (vrotl_optab): Ditto.
12988 (vrotr_optab): Ditto.
12989 (optab_subtype): New enum for optab_for_tree_code call.
12990 (optab_for_tree_code): Add enum optab_subtype argument.
12992 * optabs.c (optab_for_tree_code): Take an additional argument to
12993 distinguish between a vector shift by a scalar and vector shift by
12994 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12995 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12996 vector shift by a vector.
12997 (expand_widen_pattern_expr): Pass additional argument to
12998 optab_for_tree_code.
13000 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13001 vrotl_optab, vrotr_optab.
13003 * expr.c (expand_expr_real_1): Update calls to
13004 optab_for_tree_code to distinguish between vector shifted by a
13005 scalar and vector shifted by a vector.
13006 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13007 (supportable_narrowing_operation): Ditto.
13008 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13009 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13010 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13011 (vect_create_epilog_for_reduction): Ditto.
13012 (vectorizable_reduction): Ditto.
13013 (vectorizable_operation): Ditto.
13014 (vect_strided_store_supported): Ditto.
13015 (vect_strided_load_supported): Ditto.
13016 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13017 * expmed.c (expand_shift): Ditto.
13019 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13021 (ashr@var{m}3): Ditto.
13022 (vashl@var{m}3): Document new vector/vector shift standard name.
13023 (vashr@var{m}3): Ditto.
13024 (vlshr@var{m}3): Ditto.
13025 (vrotl@var{m}3): Ditto.
13026 (vrotr@var{m}3): Ditto.
13028 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13029 (PPERM_INVERT): Ditto.
13030 (PPERM_REVERSE): Ditto.
13031 (PPERM_REV_INV): Ditto.
13032 (PPERM_ZERO): Ditto.
13033 (PPERM_ONES): Ditto.
13034 (PPERM_SIGN): Ditto.
13035 (PPERM_INV_SIGN): Ditto.
13036 (PPERM_SRC1): Ditto.
13037 (PPERM_SRC2): Ditto.
13039 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13040 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13041 allows a memory operand to be the value being added, and split it
13042 to improve vectorization.
13043 (sse5_pmacsdqh_mem): Ditto.
13044 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13045 (sse5_mulv2div2di3_high): Ditto.
13046 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13047 (vec_pack_trunc_v4si): Ditto.
13048 (vec_pack_trunc_v2di): Ditto.
13049 (sse5_pcmov_<mode>): Remove code that tried to use use
13050 andps/andnps instead of pcmov.
13051 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13052 pmacsdqh instructions.
13053 (vec_widen_smult_lo_v4si): Ditto.
13055 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13056 (PPERM_INVERT): Ditto.
13057 (PPERM_REVERSE): Ditto.
13058 (PPERM_REV_INV): Ditto.
13059 (PPERM_ZERO): Ditto.
13060 (PPERM_ONES): Ditto.
13061 (PPERM_SIGN): Ditto.
13062 (PPERM_INV_SIGN): Ditto.
13063 (PPERM_SRC1): Ditto.
13064 (PPERM_SRC2): Ditto.
13065 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13067 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13069 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13070 says ignore whether the last reference is a memory operand.
13072 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13073 Paolo Bonzini <bonzini at gnu dot org>
13075 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13078 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13079 (vlshr<mode>3): Rename from vlshr<mode>3.
13080 (vashr<mode>3): Rename from vashr<mode>3.
13081 (mulv4sf3): Change the names of vector shift patterns.
13085 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13088 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13113 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13114 (floatunssidf2_internal): Change vector/vector shift names.
13115 (floatunsdidf2_internal): Ditto.
13122 (vashl<mode>3): Rename from ashl<mode>3.
13123 (vashr<mode>3): Rename from ashr<mode>3.
13124 (vlshr<mode>3): Rename from lshr<mode>3.
13125 (vrotl<mode>3): Rename from rotl<mode>3.
13127 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13130 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13131 multiply gives the wrong value when doing widening multiplies.
13132 (vec_widen_smult_lo_v4si): Ditto.
13134 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13136 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13137 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13138 emit_library_call_value.
13139 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13140 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13141 * calls.c (initialize_argument_information, precompute_arguments,
13142 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13143 (precompute_arguments): Removed flags parameter.
13144 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13146 2008-05-14 Richard Guenther <rguenther@suse.de>
13148 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13149 Make sure to register the store if the use is a PHI_NODE.
13151 2008-05-14 Olivier Hainque <hainque@adacore.com>
13153 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13154 memory if the component is to be referenced in BLKmode according
13155 to get_inner_reference.
13157 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13159 * calls.c (emit_library_call_value_1): Restore code clearing
13160 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13162 2008-05-14 Olivier Hainque <hainque@adacore.com>
13163 Nicolas Roche <roche@adacore.com>
13165 * configure.ac: Add support for a "gcc_subdir" variable in
13166 config-lang.in, to denote a subdirectory where the language/GCC
13167 integration files are to be found.
13168 * configure: Regenerate.
13170 2008-05-14 Ira Rosen <irar@il.ibm.com>
13172 PR tree-optimization/36098
13173 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13174 value for the first load in the group in case of a gap.
13175 (vect_build_slp_tree): Check that there are no gaps in loads.
13177 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13179 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13180 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13181 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13182 emit_insn and remove unneeded code to construct extra args.
13183 (emit_no_conflict_block): Removed.
13184 * optabls.h: (emit_no_conflict_block): Removed.
13185 * cse.c (cse_extended_basic_block): Remove search for
13186 REG_NO_CONFLICT note.
13187 * global.c: Removed incorrect comment added in revision 117.
13188 * expr.c (convert_move): Change call to emit_no_conflict_block to
13190 * recog.c: Change comments so that they do not mention
13192 * local_alloc.c (combine_regs): Removed last parameter.
13193 (no_conflict_p): Removed.
13194 (block_alloc): Removed note, no_conflict_combined_regno and set
13195 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13196 (combine_regs): Removed already_dead and code to look for
13197 REG_NO_CONFLICT notes.
13198 * lower_subreg (remove_retval_note): Removed code to look for
13199 REG_NO_CONFLICT block.
13200 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13201 (resolve_clobber): Remove code to process libcalls that have
13202 REG_NO_CONFLICT notes.
13203 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13205 * combine.c (can_combine_p, distribute_notes): Removed
13206 REG_NO_CONFLICT case.
13207 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13209 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13210 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13212 * reg-notes.def (NO_CONFLICT): Removed.
13214 2008-05-14 David S. Miller <davem@davemloft.net>
13216 * config/sparc/sparc.c (sparc_profile_hook): If
13217 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13218 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13219 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13221 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13223 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13225 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13228 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13229 and op1 expansion before vector concat to have less live pseudos.
13231 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13233 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13234 ix86_expand_vector_set if supported.
13236 2008-05-13 Diego Novillo <dnovillo@google.com>
13237 Kenneth Zadeck <zadeck@naturalbridge.com>
13239 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13241 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13242 phinodes_print_statistics, init_ssanames, fini_ssanames,
13243 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13244 release_ssa_name, release_defs, replace_ssa_name_symbol,
13245 ssanames_print_statistics): Move ...
13246 * tree-flow.h: ... here.
13247 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13248 Use FN instead of cfun.
13249 (make_ssa_name_fn): Rename from make_ssa_name.
13250 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13251 * tree-flow-inline.h (make_ssa_name): Move from
13252 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13253 * omp-low.c (expand_omp_parallel):
13254 * tree-flow-inline.h (redirect_edge_var_map_result):
13255 * tree-ssa.c (init_tree_ssa): Add argument FN.
13256 Use it instead of cfun. Update all users.
13258 2008-05-13 Tom Tromey <tromey@redhat.com>
13260 PR preprocessor/22168:
13261 * doc/cpp.texi (Top): Update menu.
13262 (Alternatives to Wrapper #ifndef): New node.
13263 (Other Directives): Document deprecation.
13264 (Obsolete Features): Remove menu.
13265 (Assertions): Merge node into Obsolete Features.
13266 (Obsolete once-only headers): Move earlier; rename to Alternatives
13267 to Wrapper #ifndef.
13268 * doc/cppopts.texi: Update.
13269 * c.opt (Wdeprecated): Enable for C and ObjC.
13270 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13271 (C++ Dialect Options): Move -Wno-deprecated from here to...
13272 (Warning Options): ... here.
13274 2008-05-13 Richard Guenther <rguenther@suse.de>
13276 PR middle-end/36227
13277 * fold-const.c (fold_sign_changed_comparison): Do not allow
13278 changes in pointer-ness.
13280 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13283 * config/sh/sh.c (sh_expand_prologue): Don't clear
13284 RTX_FRAME_RELATED_P for push insns.
13286 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13288 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13290 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13292 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13293 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13294 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13296 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13298 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13299 (*vec_concatv4sf_sse): This.
13300 (*sse2_concatv2si): Renamed to ...
13301 (*vec_concatv2si_sse2): This.
13302 (*sse1_concatv2si): Renamed to ...
13303 (*vec_concatv2si_sse): This.
13304 (*vec_concatv2di_rex): Renamed to ...
13305 (*vec_concatv2di_rex64): This.
13306 (*vec_concatv2si_sse4_1): New.
13307 (*vec_concatv2di_rex64_sse4_1): Likewise.
13309 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13311 PR rtl-optimization/36111
13312 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13313 that was created for swappable operands.
13315 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13318 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13319 * configure.ac: Add call to ACX_PROG_GNAT.
13321 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13323 * optc-gen.awk: Fix comment typo.
13325 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13327 * pretty-print.c (pp_integer_with_precision): Use
13328 HOST_LONG_LONG_FORMAT.
13330 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13332 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13334 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13336 * config/i386/i386.c (bdesc_ptest): Removed.
13337 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13338 (bdesc_args): Add __builtin_ia32_ptestz128,
13339 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13340 (ix86_init_mmx_sse_builtins): Updated.
13341 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13342 (ix86_expand_builtin): Updated.
13344 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13346 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13347 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13349 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13351 * value-prof.c (interesting_stringop_to_profile): Do not
13352 return early for BUILT_IN_MEMPCPY.
13354 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13356 * calls.c (expand_call): Don't use callgraph to increase
13357 preferred_stack_boundary.
13359 * cgraph.h (cgraph_rtl_info): Use unsigned on
13360 preferred_incoming_stack_boundary.
13362 * final.c (rest_of_clean_state): Use unsigned on
13363 preferred_stack_boundary.
13365 2008-05-09 Tom Tromey <tromey@redhat.com>
13367 PR preprocessor/22231:
13368 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13371 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13373 PR tree-optimization/36129
13374 * tree-ssa-ccp.c: Include value-prof.h.
13375 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13376 built-in function was folded to a constant.
13377 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13379 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13380 Sebastian Pop <sebastian.pop@amd.com>
13382 * tree-scalar-evolution.c: Document instantiate_scev.
13383 (instantiate_parameters_1): Renamed instantiate_scev_1.
13384 Don't use the same loop for instantiation_loop and evolution_loop.
13385 (instantiate_scev): New.
13386 (instantiate_parameters): Moved...
13387 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13388 same loop twice. Maintains the semantics for this function.
13389 * tree-scalar-evolution.h (instantiate_scev): Declare.
13390 (instantiate_parameters): ...here. Now static inline.
13391 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13392 instead of resolve_mixers.
13394 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13396 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13398 2008-05-09 Tomas Bily <tbily@suse.cz>
13400 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13401 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13402 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13403 * c-common.c (c_common_truthvalue_conversion): Likewise.
13404 * tree-object-size.c (compute_object_offset): Likewise.
13405 * tree-inline.c (estimate_num_insns_1): Likewise.
13406 * varasm.c (const_hash_1, compare_constant, copy_constant)
13407 (compute_reloc_for_constant, output_addressed_constants)
13408 (initializer_constant_valid_p): Likewise.
13409 * c-omp.c (check_omp_for_incr_expr): Likewise.
13410 * gimplify.c (gimplify_expr): Likewise.
13411 * c-typeck.c (c_finish_return): Likewise.
13412 * tree-vectorizer.c (supportable_widening_operation)
13413 (supportable_narrowing_operation): Likewise.
13414 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13415 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13416 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13417 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13418 (descr_info_loc): Likewise.
13419 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13420 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13421 (fold_unary): Likewise.
13422 * builtins.c (get_pointer_alignment): Likewise.
13423 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13424 (instantiate_parameters_1): Likewise.
13425 * tree.c (expr_align, stabilize_reference): Likewise.
13426 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13427 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13428 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13429 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13430 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13431 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13433 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13434 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13435 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13436 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13437 (forward_propagate_comparison)
13438 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13439 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13440 * emit-rtl.c (component_ref_for_mem_expr)
13441 (set_mem_attributes_minus_bitpos): Likewise.
13442 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13443 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13445 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13446 (build_function_call, pointer_diff, build_compound_expr)
13447 (c_finish_return): Likewise.
13448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13449 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13451 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13452 * expr.c (is_aligning_offset): Likewise.
13453 * tree-ssa-alias.c (is_escape_site): Likewise.
13454 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13455 (check_all_va_list_escapes): Likewise.
13456 * tree-ssa-loop-ivopts.c (determine_base_object)
13457 (determine_common_wider_type): Likewise.
13458 * dojump.c (do_jump): Likewise.
13459 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13460 * tree-gimple.c (is_gimple_cast): Likewise.
13461 * fold-const.c (decode_field_reference, )
13462 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13463 (fold_binary): Likewise.
13464 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13465 (already_warned_in_frontend_p): Likewise.
13466 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13467 * tree.c (really_constant_p, get_unwidened): Likewise.
13468 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13469 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13470 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13472 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13474 (CONVERT_EXPR_P): Define.
13475 (CASE_CONVERT): Define.
13477 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13479 PR middle-end/36117
13480 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13481 (delete_unmarked_insns): When deleting a call, call
13482 delete_unreachable_blocks.
13483 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13484 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13486 2008-05-08 Richard Guenther <rguenther@suse.de>
13488 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13489 (-ftree-salias): Likewise.
13490 (salias-max-implicit-fields): Remove param documentation.
13491 (salias-max-array-elements): Likewise.
13492 * tree-pass.h (pass_create_structure_vars): Remove.
13493 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13494 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13495 * tree-ssa-alias.c (create_structure_vars): Remove.
13496 (gate_structure_vars): Likewise.
13497 (pass_create_structure_vars): Likewise.
13498 (gate_build_alias): Likewise.
13499 (pass_build_alias): Adjust to run always and dump the function.
13500 * common.opt (ftree-salias): Hide.
13501 * passes.c (init_optimization_passes): Remove
13502 pass_create_structure_vars, adjust comment.
13503 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13504 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13505 * opts.c (decode_options): Do not set flag_tree_salias.
13506 (common_handle_option): Add OPT_ftree_salias to the backward
13507 compatibility section.
13509 2008-05-08 Richard Guenther <rguenther@suse.de>
13511 * tree-flow-inline.h (var_can_have_subvars): Move ...
13512 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13513 * tree-flow.h (var_can_have_subvars): Remove.
13514 (push_fields_onto_fieldstack): Remove.
13515 (sort_fieldstack): Likewise.
13516 (struct fieldoff): Move ...
13517 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13518 alias_set and base_for_components fields.
13519 (sort_fieldstack): Make static.
13520 (push_fields_onto_fieldstack): Likewise. Remove code that
13521 handles anything but RECORD_TYPEs. Remove alias_set and
13522 base_for_components handling.
13523 (create_variable_info_for): Adjust.
13525 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13527 * common.opt (Wframe-larger-than=): Shorten the help message
13529 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13531 2008-05-08 Rafael Espíndola <espindola@google.com>
13533 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13535 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13536 trap and that both operands are gimple values.
13537 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13538 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13541 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13543 * read-rtl.c (join_c_conditions): Return the first string if the
13544 two strings are equal.
13546 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13548 * gensupport.h (pred_data): Add a "num_codes" field.
13549 (add_predicate_code): Declare.
13550 * gensupport.c (add_predicate_code): New function.
13551 (std_pred_table): Add an "allows_const_p" field.
13552 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13553 Remove the (incomplete) list of such codes from the codes field.
13554 (init_predicate_table): Use add_predicate_code. Add all
13555 RTX_CONST_OBJs if allows_const_p is true.
13556 * genrecog.c (process_define_predicate): Use add_predicate_code.
13558 2008-05-08 David Daney <ddaney@avtrex.com>
13559 Richard Sandiford <rsandifo@nildram.co.uk>
13561 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13562 special case of constant zero operands.
13563 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13564 old and new values. Special case constant zero values.
13565 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13567 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13568 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13570 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13573 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13574 similar RTX_CONST_OBJ before CONST_INT.
13576 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13578 * stmt.c (expand_stack_restore): Change sa mode if needed.
13580 2008-05-08 Richard Guenther <rguenther@suse.de>
13582 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13583 return type to bool.
13584 (ix86_sol10_return_in_memory): Likewise.
13585 (ix86_i386elf_return_in_memory): Likewise.
13586 (ix86_i386interix_return_in_memory): Likewise.
13587 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13588 (ix86_sol10_return_in_memory): Likewise.
13589 (ix86_i386elf_return_in_memory): Likewise.
13590 (ix86_i386interix_return_in_memory): Likewise.
13592 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13595 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13597 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13598 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13601 2008-05-08 Richard Guenther <rguenther@suse.de>
13603 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13604 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13605 (DR_SUBVARS): Remove.
13606 * tree-dfa.c (dump_subvars_for): Remove.
13607 (debug_subvars_for): Likewise.
13608 (dump_variable): Do not dump subvars.
13609 (remove_referenced_var): Do not remove subvars.
13610 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13611 (lookup_subvars_for_var): Remove.
13612 (get_subvars_for_var): Likewise.
13613 (get_subvars_at): Likewise.
13614 (get_first_overlapping_subvar): Likewise.
13615 (overlap_subvar): Likewise.
13616 * tree-flow.h (subvar_t): Remove.
13617 (struct var_ann_d): Remove subvars field.
13618 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13619 argument. Remove special handling of SFTs.
13620 (compute_tag_properties): Likewise.
13621 (set_initial_properties): Likewise.
13622 (compute_call_clobbered): Likewise.
13623 (count_mem_refs): Likewise.
13624 (compute_memory_partitions): Likewise.
13625 (compute_flow_insensitive_aliasing): Likewise.
13626 (setup_pointers_and_addressables): Likewise.
13627 (new_type_alias): Likewise.
13628 (struct used_part): Remove.
13629 (used_portions): Likewise.
13630 (struct used_part_map): Likewise.
13631 (used_part_map_eq): Likewise.
13632 (used_part_map_hash): Likewise.
13633 (free_used_part_map): Likewise.
13634 (up_lookup): Likewise.
13635 (up_insert): Likewise.
13636 (get_or_create_used_part_for): Likewise.
13637 (create_sft): Likewise.
13638 (create_overlap_variables_for): Likewise.
13639 (find_used_portions): Likewise.
13640 (create_structure_vars): Likewise.
13641 * tree.def (STRUCT_FIELD_TAG): Remove.
13642 * tree.h (MTAG_P): Adjust.
13643 (struct tree_memory_tag): Remove base_for_components and
13644 unpartitionable flags.
13645 (struct tree_struct_field_tag): Remove.
13646 (SFT_PARENT_VAR): Likewise.
13647 (SFT_OFFSET): Likewise.
13648 (SFT_SIZE): Likewise.
13649 (SFT_NONADDRESSABLE_P): Likewise.
13650 (SFT_ALIAS_SET): Likewise.
13651 (SFT_UNPARTITIONABLE_P): Likewise.
13652 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13653 (union tree_node): Remove sft field.
13654 * alias.c (get_alias_set): Remove special handling of SFTs.
13655 * print-tree.c (print_node): Remove handling of SFTs.
13656 * tree-dump.c (dequeue_and_dump): Likewise.
13657 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13658 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13659 * tree-predcom.c (set_alias_info): Do not set subvars.
13660 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13661 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13662 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13663 (add_vars_for_offset): Remove.
13664 (add_virtual_operand): Remove special handling of SFTs.
13665 (add_call_clobber_ops): Likewise.
13666 (add_call_read_ops): Likewise.
13667 (get_asm_expr_operands): Likewise.
13668 (get_modify_stmt_operands): Likewise.
13669 (get_expr_operands): Likewise.
13670 (add_to_addressable_set): Likewise.
13671 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13672 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13673 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13674 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13675 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13676 (tree_node_structure): Likewise.
13677 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13679 (find_what_p_points_to): Likewise.
13681 2008-05-08 Sa Liu <saliu@de.ibm.com>
13683 * config/spu/spu.md: Fixed subti3 pattern.
13685 2008-05-08 Richard Guenther <rguenther@suse.de>
13687 PR middle-end/36154
13688 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13689 sure to create a representative for trailing arrays for PTA.
13691 2008-05-08 Richard Guenther <rguenther@suse.de>
13693 PR middle-end/36172
13694 * fold-const.c (operand_equal_p): Two objects which types
13695 differ in pointerness are not equal.
13697 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13699 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13700 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13701 (emit_library_call_value_1): Add new variable fndecl initialized by
13702 NULL_TREE. It should be the decl type of orgfun, but this information
13703 seems not to be available here, so it uses the default calling abi.
13704 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13705 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13706 by TARGET_RETURN_IN_MEMORY.
13707 * config/i386/i386-interix.h: Likewise.
13708 * config/i386/i386.h: Likewise.
13709 * config/i386/i386elf.h: Likewise.
13710 * config/i386/ptx4-i.h: Likewise.
13711 * config/i386/sol2-10.h: Likewise.
13712 * config/i386/sysv4.h: Likewise.
13713 * config/i386/vx-common.h: Likewise.
13714 * config/cris/cris.h: Removed #if 0 clause.
13715 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13716 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13718 (ix86_sol10_return_in_memory): Likewise.
13719 (ix86_i386elf_return_in_memory): New.
13720 (ix86_i386interix_return_in_memory): New.
13721 * config/mt/mt-protos.h (mt_return_in_memory): New.
13722 * config/mt/mt.c: Likewise.
13723 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13724 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13725 * config/bfin/bfin.h: Likewise.
13726 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13728 * config/bfin/bfin.c: Likewise.
13729 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13730 * config/alpha/unicosmk.h: Likewise.
13731 * config/i386/cygming.h: Likewise.
13732 * config/iq2000/iq2000.h: Likewise.
13733 * config/mips/mips.h: Likewise.
13734 * config/mn10300/mn10300.h: Likewise.
13735 * config/rs6000/rs6000.h: Likewise.
13736 * config/score/score.h: Likewise.
13737 * config/spu/spu.h: Likewise.
13738 * config/v850/v850.h: Likewise.
13739 * defaults.h: Likewise.
13740 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13741 * expr.c (emit_block_move): Adjust use of
13742 OUTGOING_REG_PARM_STACK_SPACE.
13743 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13744 OUTGOING_REG_PARM_STACK_SPACE.
13745 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13747 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13749 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13750 on OMP_RETURN for OMP_FOR.
13753 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13754 (fortran_common): New function.
13755 (gen_variable_die): Call fortran_common instead of common_check,
13756 adjust for it returning tree instead of rtx. Formatting.
13758 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13762 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13763 * c-decl.c (merge_decls): Ditto.
13764 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13765 to RTL_CONST_OR_PURE_CALL_P.
13766 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13767 Initialized DECL_LOOPING_CONST_PURE.
13768 (process_call_operands): Set tree_side_effects properly.
13769 * tree.h (TREE_READONLY_DECL_P): Removed.
13770 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13771 (DECL_LOOPING_OR_CONST_P): New macro.
13772 (struct tree_function_decl): Added looping_const_or_pure_p.
13773 (ECF_*) Renumbered.
13774 (ECF_LOOPING_OR_CONST_P): New macro.
13775 * rtlanal.c (pure_const_p): Removed.
13776 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13777 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13778 to RTL_CONST_CALL_P.
13779 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13780 (check_decl, check_tree, check_call, scan_function): Initialize
13782 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13783 (static_execute): Set looping true for recursive functions.
13784 Undo setting state to IPA_NEITHER for recursive functions.
13785 * cse.c (cse_insn):
13786 * ifcvt.c (noce_can_store_speculate_p): Changed
13787 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13788 RTL_CONST_OR_PURE_CALL_P.
13789 * dse.c (scan_insn): Ditto.
13790 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13791 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13792 RTL_CONST_OR_PURE_CALL_P.
13793 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13794 pure_call_p to RTL_CONST_CALL_P.
13795 * gimplify.c (gimplify_call_expr): Clear side effects for
13796 non-looping pure and constant calls.
13797 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13798 (flags_from_decl_or_type): Set ecf flags from decl flags.
13799 (initialize_argument_information): Turn off
13800 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13801 Change const to pure if callee_copies is true rather than just
13803 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13804 way of marking pure calls.
13805 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13806 Remove hack that was supposed to fix pr7335 and remove old
13807 way of marking pure calls.
13808 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13809 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13810 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13811 RTL_CONST_OR_PURE_CALL_P.
13812 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13813 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13814 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13815 * sched-deps.c (schedule_analyze): Ditto.
13816 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13817 return_val field of calls to represent pure and const function info.
13818 (CONST_OR_PURE_CALL_P): Deleted macro.
13819 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13820 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13821 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13823 * tree-optimize.c (execute_fixup_cfg): Added test for
13824 ECF_LOOPING_CONST_OR_PURE.
13825 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13827 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13828 effects for looping pure or const calls.
13829 (verify_gimple_expr): Added verification code.
13830 * config/alpha/alpha.c (alpha_legitimize_address,
13831 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13833 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13834 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13835 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13836 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13837 RTL_CONST_OR_PURE_CALL_P.
13838 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13839 and const calls to be deleted.
13841 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13844 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13845 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13846 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13847 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13848 to handle nonimmediate operands.
13849 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13850 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13851 to handle nonimmediate operands.
13852 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13853 (mmx_pmulhrwv4hi3): New expander. Use
13854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13855 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13856 (sse2_umulv1siv1di3): New expander. Use
13857 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13858 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13859 (mmx_eq<mode>3): New expander. Use
13860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13861 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13862 (mmx_uavgv8qi3): New expander. Use
13863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13864 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13865 (mmx_uavgv4hi3): New expander. Use
13866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13868 * config/i386/sse.md
13869 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13870 to handle nonimmediate operands.
13871 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13872 to handle nonimmediate operands.
13873 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13874 to handle nonimmediate operands.
13875 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13876 to handle nonimmediate operands.
13877 (sse2_unpckhpd_exp): New expander. Use
13878 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13879 (sse2_unpcklpd_exp): New expander. Use
13880 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13881 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13882 to handle nonimmediate operands.
13883 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13884 to handle nonimmediate operands.
13885 (*sse2_<plusminus_insn><mode>3): Rename from
13886 sse2_<plusminus_insn><mode>3 insn pattern.
13887 (sse2_<plusminus_insn><mode>3): New expander. Use
13888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13889 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13890 (sse2_umulv2siv2di3): New expander. Use
13891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13892 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13893 (sse4_1_mulv2siv2di3): New expander. Use
13894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13895 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13896 (sse2_pmaddwd): New expander. Use
13897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13898 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13899 (sse2_eq<mode>3): New expander. Use
13900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13901 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13902 (sse4_1_eqv2di3): New expander. Use
13903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13904 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13905 (sse2_uavgv16qi3): New expander. Use
13906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13907 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13908 (sse2_uavgv16qi3): New expander. Use
13909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13910 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13911 (sse2_uavgv8hi3): New expander. Use
13912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13913 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13914 (ssse3_pmulhrswv8hi3): New expander. Use
13915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13916 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13917 (ssse3_pmulhrswv4hi3): New expander. Use
13918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13920 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13921 (<sse>_vmmul<mode>3): Ditto.
13922 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13924 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13925 (ssse3_pmaddubsw): Ditto.
13927 * config/i386/i386.c (struct_builtin_description)
13928 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13929 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13930 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13931 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13932 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13933 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13934 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13935 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13936 (ix86_fixup_binary_operands): Assert that src1
13937 and src2 must have the same mode when swapped.
13938 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13939 and ix86_binary_operator_ok. Do not force operands in registers
13942 2008-05-07 Jan Hubicka <jh@suse.cz>
13944 * cgraph.c (dump_cgraph_node): Update.
13945 * cgraph.h (cgraph_local_info): Break out inline summary.
13946 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13948 * ipa-inline (inline_summary): New accestor function.
13949 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13950 cgraph_decide_inlining, compute_inline_parameters): Update.
13951 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13953 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13955 Cleanup ColdFire scheduling support and add V4 pipeline model.
13957 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13958 (define_attr cpu): Add cfv4 value.
13959 (define_attr type, define_attr type1): Merge into a single 'type'
13960 attribute. Update all uses.
13961 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13962 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13964 (define_attr opx_mem, define_attr opy_mem): Remove.
13965 (define_attr op_mem): Clean up, update comment.
13966 (define_attr size): Use specific values instead of general int.
13967 (define_attr guess, define_attr split): Remove. Update all uses.
13968 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13969 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13970 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13971 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13972 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13973 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13974 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13975 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13976 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13977 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13978 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13979 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13980 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13981 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13982 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13983 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13984 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13985 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13986 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13987 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13988 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13989 Update or set attributes.
13990 (stack_tie): New fake instruction.
13992 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13993 (m68k_sched_attr_size): Update declaration.
13994 (m68k_sched_attr_type2): Remove.
13995 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13996 Declare new bypass predicates.
13998 * config/m68k/m68k.c (m68k_sched_issue_rate,
13999 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14001 (TARGET_SCHED_ISSUE_RATE,
14002 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14003 (override_options): Handle scheduling for ColdFire V4 core.
14004 (m68k_expand_prologue): Emit stack_tie.
14005 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14006 'OP_TYPE_FPN'. Update all uses.
14007 (sched_guess_p): Remove.
14008 (sched_address_type): Handle symbolic addresses.
14009 (sched_get_operand): New static function.
14010 (sched_operand_type): Merge into sched_attr_op_type.
14011 (sched_attr_op_type): Handle FP registers, handle quick constants,
14013 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14014 (m68k_sched_attr_size): Update. Move logic to ...
14015 (sched_get_attr_size_int): New static function.
14016 (sched_get_opxy_mem_type): New static function.
14017 (m68k_sched_attr_op_mem): Update.
14018 (m68k_sched_attr_type2): Remove.
14019 (sched_cfv4_bypass_data): New static variable.
14020 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14021 (m68k_sched_issue_rate): Implement scheduler hook.
14022 (struct _sched_ib: enabled_p): New field.
14023 (m68k_sched_variable_issue): Update. Handle V4.
14024 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14025 sched_dump_class_func_t, sched_dump_split_class,
14026 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14027 sched_dump_dfa_class, m68k_sched_dump): Remove.
14028 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14030 (m68k_sched_init_global): Remove statisctics dumping, introduce
14031 sanity check that all instructions have pipeline reservations. Handle
14033 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14034 Handle ColdFire V4 core.
14035 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14036 New static functions.
14037 (m68k_sched_address_bypass_p): New bypass predicate.
14038 (sched_get_indexed_address_scale): New static function.
14039 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14041 * cf.md: Update comments.
14042 (define_attr type2): Remove. Use 'type' attribute instead.
14044 (cf_ib): Rename to cfv123_ib. Update all uses.
14045 (cf_oep): Rename to cfv123_oep. Update all uses.
14046 (cf_chr): Rename to cfv123_chr. Update all uses.
14047 (cf_mem): Rename to cfv123_mem. Update all uses.
14048 (cf_mac): Move to more appropriate place.
14049 (cfv123_guess): New automaton and cpu_unit.
14050 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14051 Update uses of 'size' attribute. Handle before reload scheduling.
14052 (cfv123_guess): New dummy reservation for unhandled instructions.
14053 (cfv4_*): Pipeline description of ColdFire V4 core.
14054 (ignore): New reservation to handle 'ignore' type.
14056 2008-05-07 Ian Lance Taylor <iant@google.com>
14058 PR middle-end/36013
14059 * gimplify.c (find_single_pointer_decl_1): Don't look through
14061 (find_single_pointer_decl): Adjust comments.
14063 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14065 PR middle-end/36137
14066 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14067 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14069 PR middle-end/36106
14070 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14071 integral type rather than floating point, then VIEW_CONVERT_EXPR
14072 to the floating point type.
14074 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14076 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14077 TFmode op0 to register.
14079 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14081 * c-decl.c (grokdeclarator): Comment typo.
14083 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14085 * tree-flow.h: Remove prototype for computed_goto_p.
14086 * tree-cfg.c (computed_goto_p): Make static.
14088 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14091 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14092 (contains_aligned_value_p): This. Handle _Decimal128.
14093 (ix86_function_arg_boundary): Only align _Decimal128 to its
14094 natural boundary and handle it properly.
14096 2008-05-06 Martin Jambor <mjambor@suse.cz>
14098 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14099 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14100 (ipcp_method_set_orig_node): Removed.
14101 (ipcp_cval_get_cvalue_type): Removed.
14102 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14103 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14104 (ipcp_cval_set_cvalue_type): Removed.
14105 (ipcp_cval_get_cvalue): Removed.
14106 (ipcp_cval_set_cvalue): Removed.
14107 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14108 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14109 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14110 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14111 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14112 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14113 (ipcp_get_ith_lattice): Changed parameters.
14114 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14115 (ipcp_lattice_from_jfunc): Changed parameters.
14116 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14117 (ipcp_method_cval_print): Added temporary variable info.
14118 (ipcp_redirect): Removed already unused local variable caller.
14119 (ipcp_redirect): New temporary variable orig_callee_info
14120 (ipcp_redirect): Removed newly unused local variable callee.
14121 (ipcp_redirect): Removed (a bit confusing) local variable type.
14122 (ipcp_insert_stage): Added local variable info.
14123 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14125 (ipcp_formal_create): Removed.
14126 (ipcp_method_cval_set): Removed.
14127 (ipcp_propagate_stage): Renamed lattice variables.
14128 (ipcp_method_cval_set_cvalue_type): Removed.
14129 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14130 (ipcp_print_all_lattices): Changed printed strings to refer to
14131 lattices rather than cvals.
14132 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14133 (ipcp_propagate_const): Changed formal parameters.
14134 (build_const_val): Changed formal parameters.
14135 (ipcp_insert_stage): Removed useless variable cvalue
14136 (build_const_val): Changed formal parameters.
14137 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14138 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14139 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14140 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14141 (ipcp_print_func_profile_counts): Changed string from "method" to
14143 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14144 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14145 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14146 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14147 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14148 (ipcp_lat_is_const): Changed parameters and made inline.
14149 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14150 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14151 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14152 the predicate condition directly
14153 (ipcp_propagate_stage): Added local variable args. Removed local
14154 variable callee. (Both are mere code simplifications.)
14155 (ipcp_method_dont_insert_const): Renamed to
14156 ipcp_node_not_modifiable_p.
14157 (ipcp_node_not_modifiable_p): Made inline.
14158 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14159 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14160 (ipcp_print_all_lattices): Removed variable cvalue
14161 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14164 2008-05-06 Olivier Hainque <hainque@adacore.com>
14166 * tree-sra.c (try_instantiate_multiple_fields): Early return
14167 if field has POINTER_TYPE.
14169 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14171 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14172 by using 'q' specifier for instruction.
14173 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14175 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14177 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14178 Change mode of zero_extract from QImode to HImode.
14179 (sign bit tests peepholes): (Ditto.).
14181 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14183 * config/i386/mmx.md: Remove double backslashes from asm templates.
14184 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14185 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14186 to handle nonimmediate operands.
14187 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14188 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14189 to handle nonimmediate operands.
14190 (*mmx_<code>v2sf3_finite): New insn pattern.
14191 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14192 (mmx_<code>v2sf3): New expander. Use
14193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14194 (mmx_<plusminus_insn><mode>3): New expander. Use
14195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14196 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14197 (mmx_add<mode>3): Removed.
14198 (mmx_ssadd<mode>3): Ditto.
14199 (mmx_usadd<mode>3): Ditto.
14200 (mmx_sub<mode>3): Ditto.
14201 (mmx_sssub<mode>3): Ditto.
14202 (mmx_ussub<mode>3): Ditto.
14203 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14204 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14205 to handle nonimmediate operands.
14206 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14208 (mmx_smulv4hi3_highpart): New expander. Use
14209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14210 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14212 (mmx_umulv4hi3_highpart): New expander. Use
14213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14214 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14215 (mmx_<code>v4hi3): New expander. Use
14216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14217 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14218 (mmx_<code>v8qi3): New expander. Use
14219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14220 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14221 (mmx_<code><mode>3): New expander. Use
14222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14224 2008-05-05 Jan Hubicka <jh@suse.cz>
14226 PR tree-optimization/36118
14227 * passes.c (pass_init_dump_file): Fix dump header.
14229 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14231 PR middle-end/36141
14232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14233 VCE for function decls.
14235 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14237 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14239 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14241 * config/i386/i386.md (sat_plusminus): New.
14242 (plusminus_insn): Likewise.
14243 (plusminus_mnemonic): Likewise.
14245 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14246 (*<addsub><mode>3_cc_overflow): Renamed to ...
14247 (*<plusminus_insn><mode>3_cc_overflow): This.
14248 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14249 (*<plusminus_insn>si3_zext_cc_overflow): This.
14251 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14252 (<plusminus_insn><mode>3): This.
14253 (*<addsub><mode>3): Renamed to ...
14254 (*<plusminus_insn><mode>3): This.
14255 (<sse>_vm<addsub><mode>3): Renamed to ...
14256 (<sse>_vm<plusminus_insn><mode>3): This.
14257 (sse3_h<addsub>v4sf3): Renamed to ...
14258 (sse3_h<plusminus_insn>v4sf3): This.
14259 (sse3_h<addsub>v2df3): Renamed to ...
14260 (sse3_h<plusminus_insn>v2df3): This.
14261 (<plusminus_insn><mode>3): New.
14262 (*<plusminus_insn><mode>3): Likewise.
14263 (sse2_<plusminus_insn><mode>3): Likewise.
14264 (add<mode>): Removed.
14265 (*add<mode>3): Likewise.
14266 (sse2_ssadd<mode>3): Likewise.
14267 (sse2_usadd<mode>3): Likewise.
14268 (sub<mode>3): Likewise.
14269 (*sub<mode>3): Likewise.
14270 (sse2_sssub<mode>3): Likewise.
14271 (sse2_ussub<mode>3): Likewise.
14273 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14275 * gthr-single.h: Add in required interface elements as per gthr.h.
14276 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14277 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14278 Generalize UNUSED macro.
14279 (__gthread_once): Add.
14280 (__gthread_key_create): Add.
14281 (__gthread_key_delete): Add.
14282 (__gthread_getspecific): Add.
14283 (__gthread_setspecific): Add.
14285 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14288 the same size types for the indirect reference on the rhs, then
14291 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14293 * config/i386/i386.md
14294 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14295 one insn template instead of template series.
14296 (*xordi_1_rex64): Ditto.
14297 (*xordi_2_rex64): Ditto.
14299 2008-05-05 Ira Rosen <irar@il.ibm.com>
14301 PR tree-optimization/36119
14302 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14305 2008-06-04 Jan Hubicka <jh@suse.cz>
14307 tree-optimization/36100
14308 * tree-pass.h (pass_O0_always_inline): Declare.
14309 * ipa-inline.c (inline_transform): Remove dead code.
14310 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14311 pass_O0_always_inline): New.
14312 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14314 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14316 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14317 mnemonic in this_param move for TARGET_64BIT.
14319 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14321 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14322 (*strmovsi_rex_1): Ditto.
14323 (*strsetsi_1): Ditto.
14324 (*strsetsi_rex_1): Ditto.
14326 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14327 adddicc expanders using SWI mode iterator.
14329 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14332 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14335 2008-05-04 David S. Miller <davem@davemloft.net>
14337 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14338 (sparc*-*-linux*): Use linux.h in tm_file.
14339 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14340 compiler defaulting to 32-bit.
14341 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14343 * config/sparc/linux.h: Remove definitions now obtained
14344 properly from linux.h
14345 * config/sparc/linux64.h: Likewise.
14346 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14347 don't want this setting for 32-bit builds in a biarch compiler.
14348 * doc/install.texi: Add sparc-linux to list of targets
14349 supporting --enable-targets=all.
14351 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14353 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14355 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14357 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14358 after V4SI_FTYPE_V8HI.
14359 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14360 case V4SI_FTYPE_V2DF.
14362 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14364 * doc/invoke.texi (max-flow-memory-locations): Removed.
14365 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14367 2008-05-03 Richard Guenther <rguenther@suse.de>
14369 PR middle-end/34973
14370 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14372 2008-05-02 David S. Miller <davem@davemloft.net>
14374 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14376 2008-05-02 Simon Baldwin <simonb@google.com>
14379 * c-common.h (warn_array_subscript_range): Removed.
14380 * c-common.c (warn_array_subscript_range): Ditto.
14381 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14382 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14384 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14386 * config/i386/i386.c (ix86_special_builtin_type): New.
14387 (bdesc_special_args): Likewise.
14388 (ix86_expand_special_args_builtin): Likewise.
14389 (ix86_init_mmx_sse_builtins): Updated.
14390 (ix86_expand_builtin): Updated.
14391 (ix86_expand_store_builtin): Removed.
14392 (ix86_expand_unop_builtin): Likewise.
14394 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14395 * config/i386/mmintrin.h (__v2sf): Here.
14397 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14399 (_mm_loadl_pi): Likewise.
14400 (_mm_storeh_pi): Replace __v2si with __v2sf.
14401 (_mm_storel_pi): Likewise.
14403 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14404 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14405 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14406 __builtin_ia32_loadlpd.
14408 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14410 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14411 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14412 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14413 (ix86_init_mmx_sse_builtins): Updated.
14414 (ix86_expand_args_builtin): Likewise.
14415 (ix86_expand_builtin): Likewise.
14416 (ix86_expand_unop1_builtin): Renamed to ...
14417 (ix86_expand_unop_vec_merge_builtin): This.
14419 2008-05-01 Jan Hubicka <jh@suse.cz>
14422 * ipa-inline.c (inline_generate_summary): Make static.
14423 (inline_transform): Do not call inlining at -O0; make static.
14424 * passes.c (execute_todo): Add sanity check.
14425 (execute_one_ipa_transform_pass): Execute proper flags.
14427 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14429 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14430 (DECL_NONADDRESSABLE_P): Likewise.
14431 * alias.c (record_component_aliases): Fix comment.
14433 2008-05-01 Simon Baldwin <simonb@google.com>
14435 * c-common.h (warn_array_subscript_range): New function.
14436 * c-common.c (warn_array_subscript_range): Ditto.
14437 * tree-vrp.c (check_array_ref): Corrected code to agree with
14438 comment, ignoring only arrays of size 0 or size 1.
14439 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14441 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14443 * config/i386/i386.c (ix86_builtin_type): Replace
14444 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14445 (bdesc_args): Updated.
14446 (ix86_init_mmx_sse_builtins): Likewise.
14447 (ix86_expand_args_builtin): Likewise.
14449 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14452 * doc/extend.texi: Correct __builtin_ia32_palignr.
14454 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14457 * config/i386/i386.c (bdesc_crc32): Removed.
14458 (ix86_expand_crc32): Likewise.
14459 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14460 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14461 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14462 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14463 UINT_FTYPE_UINT_UCHAR.
14464 (bdesc_args): Updated. Add crc32 builtins.
14465 (ix86_init_mmx_sse_builtins): Updated.
14466 (ix86_expand_args_builtin): Updated to support subreg.
14468 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14470 2008-05-01 Jan Hubicka <jh@suse.cz>
14472 * tree-pass.h (opt_pass): Add IPA_PASS.
14473 (varpool_node, cgraph_node): Forward declare.
14474 (ipa_opt_pass): Define.
14475 (pass_ipa_inline): Turn into ipa_opt_pass.
14476 (pass_apply_inline): Remove.
14477 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14478 (apply_inline): Turn into ....
14479 (inline_transform): ... this one.
14480 (inline_generate_summary): New function.
14481 (pass_apply_inline): Remove.
14482 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14484 (struct function): Add ipa_transforms_to_apply.
14485 * passes.c (register_one_dump_file): Work on IPA_PASS.
14486 (init_optimization_passes): Remove pass_inline_parameters and
14488 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14489 (execute_one_pass) ... here; apply transforms when possible.
14490 (add_ipa_transform_pass, execute_ipa_summary_asses,
14491 execute_one_ipa_transform_pass): New.
14492 (execute_ipa_pass_list): Update for IPA_PASS type.
14494 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14496 * config/i386/i386.c (ix86_builtin_type): Add
14497 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14498 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14499 (bdesc_args): Add SSE4a builtins.
14500 (ix86_init_mmx_sse_builtins): Updated.
14501 (ix86_expand_args_builtin): Likewise.
14502 (ix86_expand_builtin): Likewise.
14504 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14506 * config/i386/i386.c (ix86_builtin_type): Add
14507 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14508 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14509 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14510 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14511 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14512 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14513 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14514 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14515 and DI_FTYPE_DI_DI_INT.
14516 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14517 (ix86_init_mmx_sse_builtins): Updated.
14518 (ix86_expand_args_builtin): Likewise.
14519 (ix86_expand_builtin): Likewise.
14520 (ix86_expand_binop_imm_builtin): Removed.
14522 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14524 2008-04-30 Richard Guenther <rguenther@suse.de>
14526 PR tree-optimization/32921
14527 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14529 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14531 * config/arm/arm.c (arm_unwind_emit): Use
14532 crtl->all_throwers_are_sibcalls instead of
14533 cfun->all_throwers_are_sibcalls.
14534 (arm_output_fn_unwind): Likewise.
14535 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14536 instead of cfun->uses_pic_offset_table.
14537 (frv_expand_prologue): Likewise.
14538 (frv_frame_pointer_required): Likewise.
14539 (frv_expand_fdpic_call): Likewise.
14540 (frv_emit_movsi): Likewise.
14541 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14542 cfun->returns_pcc_struct instead of
14543 current_function_returns_pcc_struct.
14544 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14545 instead of cfun->calls_eh_return.
14546 (m32c_pushm_popm): Likewise.
14547 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14548 "extern" declaration.
14550 2008-04-30 Richard Guenther <rguenther@suse.de>
14552 PR tree-optimization/21636
14553 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14555 (evaluate_stmt): Print the likely value.
14556 (ccp_visit_stmt): Avoid excessive vertical spacing.
14558 2008-04-30 Rafael Espíndola <espindola@google.com>
14560 * builtins.c (fold_call_expr): Return realret.
14561 * tree-ssa-threadedge.c
14562 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14563 __builtin_object_size.
14565 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14567 * gcc.c (wrapper_string): New variable.
14568 (insert_wrapper): New function.
14569 (execute): New option -wrapper.
14570 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14572 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14574 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14575 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14576 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14578 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14579 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14580 config/rs6000/e500crtres64gprctr.asm,
14581 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14582 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14583 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14584 config/rs6000/e500crtsav64gprctr.asm,
14585 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14586 config/rs6000/e500crtsavg64gprctr.asm: New files.
14587 * config/rs6000/t-ppccomm: Add build rules for new files.
14588 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14589 * config/rs6000/t-netbsd: Add build rules for new files.
14590 (LIB2FUNCS_STATIC_EXTRA): New variable.
14591 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14592 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14593 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14595 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14597 * config/i386/i386.c (ix86_builtin_type): Add
14598 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14599 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14600 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14601 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14602 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14603 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14604 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14605 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14606 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14607 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14608 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14609 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14610 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14611 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14612 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14613 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14614 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14615 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14616 V1DI_FTYPE_V2SI_V2SI.
14617 (bdesc_2arg): Moved to ...
14618 (bdesc_args): Here.
14619 (ix86_init_mmx_sse_builtins): Updated.
14620 (ix86_expand_args_builtin): Updated. Take a pointer
14621 to const struct builtin_description. Handle comparison
14623 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14624 (ix86_expand_builtin): Updated.
14626 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14627 (ssse3_pmaddubsw128): This.
14628 (ssse3_pmaddubswv4hi3): Renamed to ...
14629 (ssse3_pmaddubsw): This.
14631 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14632 (__builtin_ia32_packssdw128): Likewise.
14633 (__builtin_ia32_packuswb128): Likewise.
14634 (__builtin_ia32_pmaddubsw): Likewise.
14635 (__builtin_ia32_pmaddubsw128): Likewise.
14637 2008-04-30 Richard Guenther <rguenther@suse.de>
14639 PR tree-optimization/14847
14640 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14641 (recognize_bits_test): Use it.
14642 (recognize_single_bit_test): Likewise.
14644 2008-04-30 Martin Jambor <mjambor@suse.cz>
14646 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14647 instead of setting number of formal parameters to zero.
14648 (ipcp_init_stage): Do not set the number of actual parameters to zero
14650 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14651 which are called with variable number of arguments.
14652 (ipcp_insert_stage): Explicitely skipping all nodes which are
14653 called with variable number of arguments.
14654 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14655 number of parameters.
14657 * ipa-prop.h (struct ipa_node_params): Added flag
14658 called_with_var_arguments
14659 (ipa_set_param_count): Added. Changed sole setter to use it.
14660 (ipa_get_param_count): Added. All readers of param_count
14661 converted to use it instead.
14662 (ipa_set_called_with_variable_arg): Added.
14663 (ipa_is_called_with_var_arguments): Added.
14664 (ipa_get_ith_param): Added. All readers of param_decls converted
14666 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14668 (ipa_get_cs_argument_count): Added, all readers of argument_count
14670 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14673 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14674 (struct ipcp_lattice): Renamed cval_type to type
14675 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14677 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14678 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14679 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14680 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14681 (build_const_val): Changed the type of parameter cvalue to tree
14682 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14683 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14685 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14688 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14689 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14690 (ipa_add_method): Renamed to ipa_push_func_to_list
14691 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14692 (ipa_callsite_param_count): Removed.
14693 (ipa_callsite_param_count_set): Removed.
14694 (ipa_callsite_param): Removed.
14695 (ipa_callsite_callee): Removed.
14696 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14697 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14698 (ipa_method_formal_count): Removed.
14699 (ipa_method_formal_count_set): Removed.
14700 (ipa_method_get_tree): Removed.
14701 (ipa_method_tree_map_create): Removed.
14702 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14703 (ipa_create_param_decls_array): Creates the array itself
14704 (ipa_create_param_decls_array): Temporary variable info instead of
14705 a few dereferences.
14706 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14707 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14708 (get_type): Removed.
14709 (ipa_jf_get_info_type): Removed.
14710 (ipa_node_create): Renamed to ipa_create_node_params
14711 (ipa_free): Renamed to ipa_free_all_node_params
14712 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14713 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14714 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14715 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14716 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14717 ipa_free_all_edge_args
14718 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14719 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14720 (ipa_create_methodlist_node): Removed.
14721 (ipa_methodlist_method): Removed.
14722 (ipa_methodlist_method_set): Removed.
14723 (ipa_methodlist_next_method): Removed.
14724 (ipa_methodlist_next_method_set): Removed.
14725 (ipa_method_is_modified): Removed.
14726 (ipa_method_modify_create): Removed.
14727 (ipa_method_modify_init): Temporary variable info instead of a few
14729 (ipa_detect_param_modifications): Temporary variable info instead of
14730 a few dereferences.
14731 (ipa_compute_jump_functions): Temporary variable info instead of
14732 a few dereferences.
14733 (ipa_method_modify_set): Removed.
14734 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14735 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14736 than craph_node as the first parameter.
14737 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14738 (ipa_method_modify_init): Removed.
14739 (ipa_compute_jump_functions): Added a temp variable instead of
14740 repeatadly dereferencing the cgraph_edge.aux pointer
14741 (ipa_callsite_param_set_type): Removed.
14742 (ipa_compute_jump_functions): i renamed to index and moved to
14744 (ipa_callsite_param_set_info_type_formal): Removed.
14745 (ipa_callsite_param_set_info_type): Removed.
14746 (ipa_callsite_param_map_create): Removed.
14747 (ipa_callsite_tree): Removed.
14748 (ipa_callsite_caller): Removed.
14749 (ipa_pop_func_from_list): return_method removed to return_func
14751 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14752 prefixed all values with IPA_. Changed all users.
14753 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14754 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14755 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14756 (union parameter_info): Renamed to jump_func_value.
14757 (union jump_func_value): Renamed value to constant
14758 (struct ipa_jump_func): Renamed info_type to value
14759 (struct ipa_node): Renamed to ipa_node_params
14760 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14761 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14762 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14763 (struct ipa_edge): Renamed to ipa_edge_args
14764 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14765 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14766 (struct ipa_methodlist): Renamed to ipa_func_list
14767 (struct ipa_func_list): method_p renamed to node, next_method
14769 (ipa_methodlist_p): Removed, switched all users to struct pointer
14770 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14772 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14774 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14775 (rs6000_emit_epilogue): Use backchain to restore only when we
14776 have a large frame. Make use of frame pointer to restore if we
14777 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14779 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14781 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14782 Add mode to zero_extract.
14783 (sign bit tests peepholes): (Ditto.).
14785 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14787 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14788 Instructions in comments with SSE3.
14789 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14790 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14791 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14792 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14793 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14794 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14795 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14796 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14797 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14798 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14799 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14800 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14801 (bdesc_sse_args): Renamed to ...
14802 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14803 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14804 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14805 IX86_BUILTIN_FABSQ.
14806 (bdesc_1arg): Moved to ...
14807 (bdesc_args): Here.
14808 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14809 Instructions in comments with SSE3.
14810 (ix86_expand_sse_operands_builtin): Renamed to ...
14811 (ix86_expand_args_builtin): This. Updated.
14812 (ix86_expand_unop1_builtin): Update comments.
14813 (ix86_expand_builtin): Updated.
14815 2008-04-29 Richard Guenther <rguenther@suse.de>
14817 PR tree-optimization/36078
14818 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14819 Update virtual SSA form after cleaning up the CFG.
14821 2008-04-29 Richard Guenther <rguenther@suse.de>
14823 PR middle-end/15255
14824 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14826 2008-04-29 Richard Guenther <rguenther@suse.de>
14828 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14829 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14830 (compute_flow_insensitive_aliasing): Do not treat
14831 PTR_IS_REF_ALL pointers special.
14832 (get_smt_for): Likewise.
14833 (may_alias_p): Re-structure.
14834 (is_escape_site): A ref-all pointer conversion is not an escape site.
14835 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14836 PTR_IS_REF_ALL pointers special.
14837 * tree-ssa-structalias.h (struct alias_info): Remove
14838 ref_all_symbol_mem_tag field.
14839 (PTR_IS_REF_ALL): Remove.
14841 2008-04-29 Richard Guenther <rguenther@suse.de>
14843 PR middle-end/36077
14844 * fold-const.c (extract_muldiv_1): In combining division constants
14845 make sure to never overflow.
14847 2008-04-29 Nick Clifton <nickc@redhat.com>
14849 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14851 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14854 * optc-gen.awk: Work around HP-UX/IA awk bug.
14856 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14858 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14861 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/i386.md
14865 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14866 Change operand 1 predicate to nonimmediate_operand.
14868 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14871 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14873 * gengtype.c (walk_type, write_func_for_structure): Handle
14875 * doc/gty.texi: Document chain_circular.
14877 2008-04-28 Richard Guenther <rguenther@suse.de>
14879 PR tree-optimization/36066
14880 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14883 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14886 * config/i386/i386.md
14887 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14888 Use match_scratch instead of match_operand for operands 3 and 4.
14890 2008-04-27 Richard Guenther <rguenther@suse.de>
14892 PR tree-optimization/18754
14893 PR tree-optimization/34223
14894 * tree-pass.h (pass_complete_unrolli): Declare.
14895 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14896 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14897 Rewrite loop into loop closed SSA form if it is not already.
14898 (tree_unroll_loops_completely): Re-structure to iterate over
14899 innermost loops with intermediate CFG cleanups.
14900 Unroll outermost loops only if requested or the code does not grow
14902 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14903 loops are available.
14904 (tree_vectorize): Instead do so here.
14905 (tree_complete_unroll): Also unroll outermost loops.
14906 (tree_complete_unroll_inner): New function.
14907 (gate_tree_complete_unroll_inner): Likewise.
14908 (pass_complete_unrolli): New pass.
14909 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14910 uses outside of the loop.
14911 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14912 form if it is available.
14913 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14914 * passes.c (init_optimization_passes): Schedule complete inner
14915 loop unrolling pass before the first CCP pass after final inlining.
14917 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14919 * targhooks.h (default_emutls_var_fields,
14920 default_emutls_var_init): Declare.
14921 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14922 * target.h (struct gcc_target): Add struct emutls member.
14923 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14924 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14925 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14926 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14927 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14928 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14929 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14930 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14931 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14932 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14933 emit debug information.
14934 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14935 * varasm.c: Include targhooks.h.
14936 (emutls_object_section, emutls_tmpl_section): New.
14937 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14938 (EMUTLS_SEPARATOR): New.
14939 (prefix_name): New.
14940 (get_emutls_object_name): New.
14941 (default_emutls_var_fields): New, broken out of ...
14942 (get_emutls_object_type): ... here. Adjust to use target hooks.
14943 (get_emutls_init_templ_addr): Adjust to use target hooks.
14944 (emutls_decl): Adjust to use target hooks.
14945 (emutls_finish): Likewise.
14946 (default_emutls_var_init): New, broken out of ...
14947 (assemble_variable): ... here. Adjust to use target hooks.
14948 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14949 SECCAT_EMUTLS_TMPL.
14950 * c-common.c (handle_section_attribute): Prevent overriding
14951 sections for emulated tls with special sections.
14952 * config/i386/i386.c (x86_64_elf_select_section): Add
14953 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14954 (x86_64_elf_unique_section): Likewise.
14955 * config/vxworks.c: Include tree.h.
14956 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14957 (vxworks_override_options): Set TLS scheme.
14958 * doc/tm.texi (Emulated TLS): New node.
14960 2008-04-26 Simon Baldwin <simonb@google.com>
14963 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14964 with propagated string constants.
14966 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14968 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14969 constraint for operand 2 when operand 0 is memory operand.
14970 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14971 operand 0 is memory operand.
14972 (fix_trunc<mode>_i387_with_temp): Ditto.
14973 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14974 operand 2 when operand 1 is memory operand.
14975 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14976 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14977 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14978 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14979 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14980 operands 2,3 and 4 when operand 1 is memory operand.
14981 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14983 (fistdi2_floor_with_temp): Ditto.
14984 (fist<mode>2_floor_with_temp): Ditto.
14985 (fistdi2_ceil_with_temp): Ditto.
14986 (fist<mode>2_ceil_with_temp): Ditto.
14987 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14989 2008-04-26 David Daney <ddaney@avtrex.com>
14991 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14993 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14994 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14995 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14996 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14997 (compare_and_swap_12): New insn.
14998 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14999 * config/mips/mips.c (mips_force_binary): New function.
15000 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15001 (mips_expand_compare_and_swap_12): New function.
15002 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15004 2008-04-25 Jan Hubicka <jh@suse.cz>
15007 * cfgexpand.c (pass_expand): Turn into RTL pass.
15008 * passes.c (execute_one_pass): Do pass typechecking after execution.
15009 * tree-pass.h (pass_expand): Turn into RTL pass.
15011 * function.h (struct rtl_data): Move here fields
15012 accesses_prior_frames, calls_eh_return, saves_all_registers,
15013 has_nonlocal_goto, has_asm_statement, is_thunk,
15014 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15015 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15016 arg_pointer_save_area_init from struct function; turn into bool.
15017 (struct function): Move
15018 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15019 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15020 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15021 tail_call_emit, arg_pointer_save_area_init
15022 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15023 (current_function_returns_struct, current_function_returns_pcc_struct,
15024 current_function_calls_setjmp, current_function_calls_alloca,
15025 current_function_accesses_prior_frames,
15026 current_function_calls_eh_return, current_function_is_thunk,
15027 current_function_stdarg, current_function_profile,
15028 current_function_limit_stack, current_function_uses_pic_offset_table,
15029 current_function_uses_const_pool, current_function_has_nonlocal_label,
15030 current_function_saves_all_registers,
15031 current_function_has_nonlocal_goto,
15032 current_function_has_asm_statement): Remove accesor macros.
15033 * ra-conflict.c (global_conflicts): Update.
15034 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15035 (suitable_for_tail_call_opt_p): Update.
15036 * builtins.c (expand_builtin_return_addr): Update.
15037 (expand_builtin_setjmp_setup): Update.
15038 (expand_builtin_nonlocal_goto): Update.
15039 * final.c (final_start_function): Update.
15040 (profile_function): Update.
15041 (leaf_function_p): Update.
15042 (only_leaf_regs_used): Update.
15043 * df-scan.c (df_get_exit_block_use_set): Update.
15044 * dojump.c (clear_pending_stack_adjust): Update.
15045 * tree-stdarg.c (gate_optimize_stdarg): Update.
15046 * gimple-low.c (lower_function_body): Update.
15047 * global.c (compute_regsets): Update.
15048 (global_alloc): Update.
15049 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15050 * expr.c (expand_assignment): Update.
15051 * dse.c (dse_step0): Update.
15052 (dse_step1): Update.
15053 * c-decl.c (store_parm_decls): Update.
15054 * local-alloc.c (combine_regs): Update.
15055 (find_free_reg): Update.
15056 * function.c (assign_parms_augmented_arg_list): Update.
15057 (assign_parm_find_data_types): Update.
15058 (assign_parms): Update.
15059 (allocate_struct_function): Update.
15060 (expand_function_start): Update.
15061 (expand_function_end): Update.
15062 (get_arg_pointer_save_area): Update.
15063 (thread_prologue_and_epilogue_insns): Update.
15064 (rest_of_match_asm_constraints): Update.
15065 * stor-layout.c (variable_size): Update.
15066 * gcse.c (gcse_main): Update.
15067 (bypass_jumps): Update.
15068 * gimplify.c (gimplify_function_tree): Update.
15069 * calls.c (emit_call_1): Update.
15070 (expand_call): Update.
15071 * bt-load.c (compute_defs_uses_and_gen): Update.
15072 * except.c (sjlj_assign_call_site_values): Update.
15073 (sjlj_emit_function_enter): Update.
15074 (can_throw_external): Update.
15075 (set_nothrow_function_flags): Update.
15076 (expand_builtin_unwind_init): Update.
15077 (expand_eh_return): Update.
15078 (convert_to_eh_region_ranges): Update.
15079 (output_function_exception_table): Update.
15080 * emit-rtl.c (gen_tmp_stack_mem): Update.
15081 * cfgexpand.c (expand_used_vars): Update.
15082 (tree_expand_cfg): Update.
15083 * cfgcleanup.c (rest_of_handle_jump): Update.
15084 * explow.c (allocate_dynamic_stack_space): Update.
15085 * varasm.c (assemble_start_function): Update.
15086 (force_const_mem): Update.
15087 (mark_constant_pool): Update.
15088 * tree-optimize.c (tree_rest_of_compilation): Update.
15089 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15090 * tree-cfg.c (notice_special_calls): Update.
15091 (is_ctrl_altering_stmt): Update.
15092 (tree_can_make_abnormal_goto): Update.
15093 (tree_purge_dead_abnormal_call_edges): Update.
15094 * config/alpha/predicates.md: Update.
15095 * config/alpha/alpha.c (alpha_sa_mask): Update.
15096 (alpha_sa_size): Update.
15097 (alpha_does_function_need_gp): Update.
15098 (alpha_expand_prologue): Update.
15099 (alpha_start_function): Update.
15100 (alpha_output_function_end_prologue): Update.
15101 (alpha_expand_epilogue): Update.
15102 * config/frv/frv.c (frv_stack_info): Update.
15103 (frv_expand_epilogue): Update.
15104 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15105 (s390_register_info): Update.
15106 (s390_frame_info): Update.
15107 (s390_init_frame_layout): Update.
15108 (s390_can_eliminate): Update.
15109 (save_gprs): Update.
15110 * config/spu/spu.c (spu_split_immediate): Update.
15111 (need_to_save_reg): Update.
15112 (spu_expand_prologue): Update.
15113 (spu_expand_epilogue): Update.
15114 * config/sparc/sparc.md: Update.
15115 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15116 (sparc_tls_got): Update.
15117 (legitimize_pic_address): Update.
15118 (sparc_emit_call_insn): Update.
15119 (sparc_expand_prologue): Update.
15120 (output_return): Update.
15121 (print_operand): Update.
15122 (sparc_function_ok_for_sibcall): Update.
15123 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15124 * config/m32r/m32r.md: Update.
15125 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15126 (m32r_compute_frame_size): Update.
15127 (m32r_expand_prologue): Update.
15128 (m32r_expand_epilogue): Update.
15129 (m32r_legitimize_pic_address): Update.
15130 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15131 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15132 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15133 (gen_push): Update.
15134 (ix86_save_reg): Update.
15135 (ix86_compute_frame_layout): Update.
15136 (ix86_expand_prologue): Update.
15137 (ix86_expand_epilogue): Update.
15138 * config/sh/sh.c (output_stack_adjust): Update.
15139 (calc_live_regs): Update.
15140 (sh5_schedule_saves): Update.
15141 (sh_expand_prologue): Update.
15142 (sh_expand_epilogue): Update.
15143 (sh_setup_incoming_varargs): Update.
15144 (sh_allocate_initial_value): Update.
15145 (sh_get_pr_initial_val): Update.
15146 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15147 * config/sh/sh.md (label:): Update.
15148 * config/avr/avr.c (out_movhi_mr_r): Update.
15149 * config/crx/crx.h (enum): Update.
15150 * config/xtensa/xtensa.h (along): Update.
15151 * config/stormy16/stormy16.c Update.
15152 (xstormy16_compute_stack_layout): Update.
15153 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15154 (fr30_expand_prologue): Update.
15155 * config/cris/cris.c (cris_conditional_register_usage): Update.
15156 (cris_reg_saved_in_regsave_area): Update.
15157 (cris_initial_frame_pointer_offset): Update.
15158 (cris_simple_epilogue): Update.
15159 (cris_expand_prologue): Update.
15160 (cris_expand_epilogue): Update.
15161 (cris_expand_pic_call_address): Update.
15162 (cris_asm_output_symbol_ref): Update.
15163 (cris_asm_output_label_ref): Update.
15164 * config/cris/cris.md Update.
15165 * config/iq2000/iq2000.c (compute_frame_size): Update.
15166 (iq2000_expand_epilogue): Update.
15167 * config/mt/mt.h (save_direction): Update.
15168 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15169 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15170 (ia64_secondary_reload_class): Update.
15171 * config/m68k/m68k.c (m68k_save_reg): Update.
15172 (m68k_expand_prologue): Update.
15173 (m68k_expand_epilogue): Update.
15174 (legitimize_pic_address): Update.
15175 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15176 (first_reg_to_save): Update.
15177 (first_altivec_reg_to_save): Update.
15178 (compute_vrsave_mask): Update.
15179 (compute_save_world_info): Update.
15180 (rs6000_stack_info): Update.
15181 (spe_func_has_64bit_regs_p): Update.
15182 (rs6000_ra_ever_killed): Update.
15183 (rs6000_emit_eh_reg_restore): Update.
15184 (rs6000_emit_allocate_stack): Update.
15185 (rs6000_emit_prologue): Update.
15186 (rs6000_emit_epilogue): Update.
15187 (rs6000_output_function_epilogue): Update.
15188 (output_profile_hook): Update.
15189 (rs6000_elf_declare_function_name): Update.
15190 * config/rs6000/rs6000.h (rs6000_args): Update.
15191 * config/rs6000/rs6000.md: Update.
15192 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15193 * config/arc/arc.c (arc_output_function_epilogue): Update.
15194 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15195 * config/darwin.c (machopic_function_base_name): Update.
15196 * config/score/score3.c (score3_compute_frame_size): Update.
15199 (score3_epilogue): Update.
15200 * config/score/score7.c (score7_compute_frame_size): Update.
15201 (score7_prologue): Update.
15202 (score7_epilogue): Update.
15203 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15204 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15205 * config/arm/arm.c (use_return_insn): Update.
15206 (require_pic_register): Update.
15207 (arm_load_pic_register): Update.
15208 (arm_compute_save_reg0_reg12_mask): Update.
15209 (arm_compute_save_reg_mask): Update.
15210 (thumb1_compute_save_reg_mask): Update.
15211 (output_return_instruction): Update.
15212 (arm_output_function_prologue): Update.
15213 (arm_output_epilogue): Update.
15214 (arm_get_frame_offsets): Update.
15215 (arm_expand_prologue): Update.
15216 (thumb_pushpop): Update.
15217 (thumb_exit): Update.
15218 (thumb1_expand_prologue): Update.
15219 (thumb1_expand_epilogue): Update.
15220 (arm_unwind_emit): Update.
15221 (arm_output_fn_unwind): Update.
15222 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15223 * config/arm/arm.md: Update.
15224 * config/pa/pa.md: Update.
15225 * config/pa/pa.c (legitimize_pic_address): Update.
15226 (compute_frame_size): Update.
15227 (hppa_expand_prologue): Update.
15228 (hppa_expand_epilogue): Update.
15229 (borx_reg_operand): Update.
15230 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15231 (HARD_REGNO_RENAME_OK): Update.
15232 * config/mips/mips.c (mips_global_pointer): Update.
15233 (mips_save_reg_p): Update.
15234 (mips_compute_frame_info): Update.
15235 (mips_frame_pointer_required): Update.
15236 (mips_expand_prologue): Update.
15237 (mips_expand_epilogue): Update.
15238 (mips_can_use_return_insn): Update.
15239 (mips_reorg_process_insns): Update.
15240 * config/v850/v850.c (compute_register_save_size): Update.
15241 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15242 * config/mmix/mmix.c (along): Update.
15243 (mmix_expand_epilogue): Update.
15244 * config/bfin/bfin.c (legitimize_pic_address): Update.
15245 (must_save_p): Update.
15246 (stack_frame_needed_p): Update.
15247 (add_to_reg): Update.
15248 (bfin_expand_prologue): Update.
15249 * stmt.c (expand_asm_operands): Update.
15250 * reload1.c (reload): Update.
15251 (init_elim_table): Update.
15253 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15255 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15257 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15259 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15260 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15261 (mov<mode>): Removed.
15262 (*movv4sf_internal): Likewise.
15263 (*movv2df_internal): Likewise.
15265 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15267 * config.gcc (crx-*-elf): Remove deprecation.
15269 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15271 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15272 __gcc_deregister_frame with atexit.
15273 (deregister_frame_dtor): Remove.
15275 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15276 Nathan Sidwell <nathan@codesourcery.com>
15278 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15280 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15281 (rs6000_isel): Likewise.
15282 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15283 (rs6000_isel): New variable.
15284 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15286 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15289 * c-common.c (handle_vector_size_attribute): Call
15290 lang_hooks.types.reconstruct_complex_type instead of
15291 reconstruct_complex_type.
15292 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15293 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15294 * langhooks.h (struct lang_hooks_for_types): Add
15295 reconstruct_complex_type hook.
15296 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15297 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15299 2008-04-24 Richard Guenther <rguenther@suse.de>
15301 * c-common.h (check_builtin_function_arguments): Declare.
15302 * c-common.c (validate_nargs): New function.
15303 (check_builtin_function_arguments): Likewise.
15304 * c-typeck.c (build_function_call): Call
15305 check_builtin_function_arguments.
15306 * builtins.c (fold_builtin_classify): Remove error reporting code.
15307 (fold_builtin_unordered_cmp): Likewise.
15308 (fold_builtin_1): Likewise.
15309 (fold_builtin_n): Likewise.
15311 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15313 PR tree-optimization/36008
15314 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15315 the original op1, rather than delta by step.
15317 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15318 Sebastian Pop <sebastian.pop@amd.com>
15320 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15321 eliminate_local_variables_stmt, eliminate_local_variables,
15322 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15323 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15324 of code delimited by two edges in the CFG.
15325 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15326 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15327 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15328 the case of parallelisation of reductions.
15329 (expr_invariant_in_region_p): New.
15331 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15332 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15334 2008-04-24 Ira Rosen <irar@il.ibm.com>
15335 Richard Guenther <rguenther@suse.de>
15337 PR tree-optimization/36034
15338 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15339 incapable of dealing with loads with gaps.
15341 2008-04-24 Rafael Espíndola <espindola@google.com>
15343 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15344 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15345 vrp_evaluate_conditional.
15346 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15347 (vrp_evaluate_conditional): Split the cond argument.
15348 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15349 (simplify_stmt_for_jump_threading): Update call to
15350 vrp_evaluate_conditional.
15352 2008-04-24 Ira Rosen <irar@il.ibm.com>
15354 PR tree-optimization/35982
15355 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15356 interleaved data-refs are of the same type.
15358 2008-04-24 Danny Smith <dannysmith@users.net>
15360 * c-format.c (check_format_info_main): Use strncmp rather than a
15361 magic prefix to handle multichar length specs.
15362 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15363 Don't prefix "I64" and "I32" with '\0'.
15365 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15368 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15369 in registers for -m32 only if stdarg_p (fntype).
15371 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15373 PR rtl-optimization/36006
15374 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15375 temp to op0 in order to avoid invalid rtx sharing.
15377 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15379 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15380 check TREE_INVARIANT.
15381 * tree-gimple.c (is_gimple_address): New.
15382 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15383 * tree-gimple.h (is_gimple_address): New.
15384 * tree.h (decl_address_invariant_p): New.
15385 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15386 (build_string): Likewise.
15387 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15388 (tree_invariant_p_1): Likewise.
15389 (save_expr): Use it.
15390 (tree_invariant_p): New.
15391 (skip_simple_arithmetic): Use it.
15392 (stabilize_reference_1): Use it.
15393 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15395 (build1_stat): Drop code to compute TREE_INVARIANT.
15396 (build2_stat): Drop code to compute TREE_INVARIANT.
15397 (build3_stat): Drop code to compute TREE_INVARIANT.
15398 (build4_stat): Drop code to compute TREE_INVARIANT.
15399 (build5_stat): Drop code to compute TREE_INVARIANT.
15400 (build7_stat): Drop code to compute TREE_INVARIANT.
15401 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15402 * tree.h (struct tree_base): Remove invariant_flag.
15403 (TREE_INVARIANT): Remove.
15404 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15405 (fold_builtin_expect): Check TREE_CONSTANT.
15406 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15407 * c-tree.h (c_expr_to_decl): Drop third parameter.
15408 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15409 (build_c_cast): Don't set TREE_INVARIANT.
15410 (pop_init_level): Don't set TREE_INVARIANT.
15411 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15412 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15414 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15415 (gimplify_addr_expr): Adjust comment.
15416 * tree-mudflap.c (mf_build_string):
15417 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15418 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15419 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15420 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15421 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15422 * langhooks.h (struct lang_hooks): Drop third parameter from
15425 2008-04-23 Richard Guenther <rguenther@suse.de>
15427 PR tree-optimization/27799
15428 PR tree-optimization/32921
15429 PR tree-optimization/32624
15430 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15431 SMTs aliases and the tag itself into the solution.
15432 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15433 merge the points-to solution back into the SMT aliases.
15434 (may_alias_p): Use alias_set_subset_of instead of
15435 aliases_conflict_p. A pointer which points to
15436 memory with alias set zero may access any variable.
15438 2008-04-23 Richard Guenther <rguenther@suse.de>
15440 * alias.c (alias_set_subset_of): Correctly handle asking
15441 if zero is a subset of an alias set with zero child.
15442 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15443 (compute_flow_insensitive_aliasing): Correctly walk all
15444 pointers. Do not unnecessarily union sets.
15446 2008-04-23 Richard Guenther <rguenther@suse.de>
15448 PR middle-end/36021
15449 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15451 2008-04-22 Tomas Bily <tbily@suse.cz>
15453 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15455 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15457 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15458 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15459 * tree-inline.c (estimate_num_insns_1): Likewise.
15460 * varasm.c (const_hash_1, compare_constant, copy_constant)
15461 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15462 * emit-rtl.c (component_ref_for_mem_expr)
15463 (set_mem_attributes_minus_bitpos): Likewise.
15464 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15465 (is_aligning_offset): Likewise.
15466 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15467 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15468 * dojump.c (do_jump): Likewise.
15469 * builtins.c (get_pointer_alignment, get_memory_rtx)
15470 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15471 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15473 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15475 PR rtl-optimization/36017
15476 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15477 expanding the library call.
15479 2008-04-22 Ian Lance Taylor <iant@google.com>
15481 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15482 than size_in_bytes.
15484 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15486 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15487 of LR/CTR moves for Power6.
15489 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15491 PR middle-end/36003
15492 * passes.c (init_optimization_passes): Remove
15493 pass_fast_rtl_byte_dce.
15495 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15498 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15499 builtin functions to generate faster code.
15500 (_mm_cvtpu16_ps): Ditto.
15501 (_mm_cvtpi32x2_ps): Ditto.
15503 2008-04-22 Nick Clifton <nickc@redhat.com>
15505 * common.opt (ftree-loop-distribution): Add Optimization
15508 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15509 (frv_expand_builtin_va_start): Likewise.
15511 * config/arm/arm.c (thumb_find_work_register): Fix location of
15512 argument register count.
15514 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15516 Support scheduling for ColdFire V1 and V3 microarchitecture.
15517 Improve scheduling of multiplication instructions.
15519 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15520 (mac): New instruction attribute.
15521 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15522 (m68k_sched_mac): New variable.
15523 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15524 Handle cfv1 and cfv3.
15525 (max_insn_size): New static variable.
15526 (struct _sched_ib): New type.
15527 (sched_ib): New static variable.
15528 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15529 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15530 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15532 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15533 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15534 new variables. Update.
15535 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15536 Add modeling of cfv3 instruction buffer. Update.
15537 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15538 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15539 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15540 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15541 a particular reservation applies to.
15542 (type2): Reorganize attribute values. Rename alu to alu_reg,
15543 alu_l to alu, move_l to omove. Join move to alu. Split mul
15544 to mul_l and mul_w.
15545 (cf_ib_*): Simplify description of instruction buffer.
15546 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15547 (cf_mem): Split into cf_mem1 and cf_mem2.
15548 (cf_v2_move_??): Rename to cfv12_alu_??.
15549 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15550 (cf_v2_mul_??): Remove reservations.
15551 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15552 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15553 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15555 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15556 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15557 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15558 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15559 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15560 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15561 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15562 expansions of the above reservations for instructions of sizes
15565 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15567 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15569 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15571 * coverage.c: Include tree-pass.h.
15572 (coverage_counter_alloc): Print da_file_name to the dump file.
15574 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15576 * sbitmap.c (sbitmap_range_empty_p): New function.
15577 * sbitmap.h (sbitmap_range_empty_p): New function.
15578 * bitmap.h: Now includes obstack.h.
15580 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15581 Kenneth Zadeck <zadeck@naturalbridge.com>
15583 * dbgcnt.def (ra_byte_scan): Added.
15584 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15585 when the last hit happens for a counter.
15586 * timevar.def (TV_DF_BYTE_LR): New variable.
15587 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15588 * passes.c (pass_fast_rtl_byte_dce): New pass.
15589 * fwprop.c (update_df): Added mode to call df_ref_create.
15590 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15591 DF_REF_EXTRACT_OFFSET.
15592 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15593 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15595 (df_ref_extract): Added mode field.
15596 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15597 DF_REF_EXTRACT_OFFSET.
15598 (DF_REF_EXTRACT_MODE): New macro.
15599 (df_byte_lr_bb_info): New structure.
15600 (df_print_byte_regset, df_compute_accessed_bytes,
15601 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15602 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15603 df_byte_lr_simulate_uses,
15604 df_byte_lr_simulate_artificial_refs_at_top,
15605 df_byte_lr_simulate_artificial_refs_at_end,
15606 df_compute_accessed_bytes): New function.
15607 (df_ref_create): Add parameter.
15608 (df_byte_lr_get_bb_info): New inline function.
15609 * df-scan.c (df_ref_record, df_uses_record,
15610 df_ref_create_structure): Added mode parameter.
15611 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15612 df_defs_record, df_uses_record, df_get_conditional_uses,
15613 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15614 df_entry_block_defs_collect, df_exit_block_uses_collect):
15615 Added mode parameter to calls to df_ref_record, df_uses_record,
15616 df_ref_create_structure.
15617 (df_ref_equal_p, df_ref_compare): Added test for modes.
15618 (df_ref_create_structure): Added code to set mode. Renamed
15619 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15620 DF_REF_EXTRACT_OFFSET.
15621 * df-core.c (df_print_byte_regset): New function.
15622 * df-byte-scan.c: New file.
15623 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15624 calls to BITMAP_FREE.
15625 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15626 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15627 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15628 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15629 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15630 df_byte_lr_local_compute, df_byte_lr_init,
15631 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15632 df_byte_lr_transfer_function, df_byte_lr_free,
15633 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15634 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15635 df_byte_lr_simulate_uses,
15636 df_byte_lr_simulate_artificial_refs_at_top,
15637 df_byte_lr_simulate_artificial_refs_at_end): New function.
15638 * dce.c (byte_dce_process_block): New function.
15639 (dce_process_block): au is now passed in rather than computed
15640 locally. Changed loops that look at artificial defs to not look
15641 for conditional or partial ones, because there never are any.
15642 (fast_dce): Now is able to drive byte_dce_process_block or
15643 dce_process_block depending on the kind of dce being done.
15644 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15645 (rest_of_handle_fast_byte_dce): New function.
15646 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15647 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15649 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15652 * gcc.h: Added fortran options that take arguments to
15653 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15656 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15658 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15659 scalarization if on the LHS and not a full access.
15661 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15663 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15665 2008-04-18 Rafael Espíndola <espindola@google.com>
15667 * tree-vrp.c (find_case_label_index): Fix the binary search.
15668 (find_case_label_range): New.
15669 (vrp_visit_switch_stmt): Use find_case_label_range.
15670 (simplify_switch_using_ranges): Use find_case_label_range.
15672 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15674 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15675 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15677 2008-04-18 Tom Tromey <tromey@redhat.com>
15680 * doc/cpp.texi (Implementation-defined behavior): Mention
15683 2008-04-18 Ian Lance Taylor <iant@google.com>
15685 * fold-const.c (pointer_may_wrap_p): New static function.
15686 (fold_comparison): Add another test for pointer overflow. Use
15687 pointer_may_wrap_p to disable some false positives.
15689 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15691 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15692 (fname_as_string): Match updated cpp_interpret_string prototype.
15693 (fix_string_type): Support char16_t* and char32_t*.
15694 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15695 derivative) nodes. Register as builtin if C++0x.
15696 (c_parse_error): Support CPP_CHAR{16,32}.
15697 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15698 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15699 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15700 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15701 CTI_CHAR32_ARRAY_TYPE>: New elements.
15702 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15703 char32_type_node, signed_char32_type_node, char16_array_type_node,
15704 char32_array_type_node): New defines.
15705 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15706 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15707 (lex_string): Support CPP_STRING{16,32}, match updated
15708 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15709 (lex_charconst): Support CPP_CHAR{16,32}.
15710 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15711 and CPP_STRING{16,32}.
15713 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15716 * aclocal.m4: Regenerate.
15717 * configure: Regenerate.
15719 2008-04-18 Jan Hubicka <jh@suse.cz>
15721 * except.c (dw2_size_of_call_site_table,
15722 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15724 * cgraphbuild.c (build_cgraph_edges): Update.
15725 * tree-pass.h: Update comment.
15726 * final.c (leaf_function_p): Update.
15727 (leaf_renumber_regs): Update.
15728 (rest_of_clean_state): Update.
15729 * omp-low.c (expand_omp_parallel): Update.
15730 * ipa-reference.c (analyze_function): Update.
15731 * reorg.c (find_end_label): Update.
15732 (optimize_skip): Update.
15733 (fill_simple_delay_slots): Update.
15734 (fill_simple_delay_slots): Update.
15735 (make_return_insns): Update.
15736 (dbr_schedule): Update.
15737 * gimple-low.c (record_vars_into): Update.
15738 * cfgbuild.c (make_edges): Update.
15739 * function.c (assign_stack_local): Update.
15740 (assign_parm_adjust_stack_rtl): Update.
15741 (locate_and_pad_parm): Update.
15742 (allocate_struct_function): Do not initialize stack_alignment_needed
15743 and preferred_stack_boundary here.
15744 (stack_protect_prologue): Update.
15745 (stack_protect_epilogue): Update.
15746 (expand_function_start): Initialize stack_alignment_needed,
15747 preferred_stack_boundary and max_jumptable_ents.
15748 (expand_function_end): Update.
15749 (free_after_compilation): Do not NULLify epilogue_delay_list.
15750 * function.h (struct rtl_data): Add stack_protect_guard,
15751 stack_alignment_needed,
15752 preferred_stack_boundary, epilogue_delay_list.
15753 (struct function): Remove value_histograms, stack_alignment_needed,
15754 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15756 unexpanded_var_list, stack_protect_guard.
15757 (current_function_epilogue_delay_list): Remove.
15758 * ipa-type-escape.c (analyze_function): Update.
15759 * gimplify.c (pop_gimplify_context): Update comment.
15760 * calls.c (expand_call): Update.
15761 (emit_library_call_value_1): Update.
15762 * except.c (set_nothrow_function_flags): Update.
15763 * cfgexpand.c (get_decl_align_unit): Update.
15764 (create_stack_guard): Update.
15765 (estimated_stack_frame_size): Update.
15766 (expand_used_vars): Update.
15767 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15768 * explow.c (allocate_dynamic_stack_space): Update.
15769 * tree-ssa-live.c (remove_unused_locals): Update.
15770 * varasm.c (mark_constant_pool): Update.
15771 * tree-inline.c (remap_decls): Update.
15772 (initialize_cfun): Update.
15773 (declare_return_variable): Update.
15774 (inline_forbidden_p): Update.
15775 (expand_call_inline): Update.
15776 (declare_inline_vars): Update.
15777 (tree_function_versioning): Update.
15778 * tree-flow.h (value_histograms): New.
15779 (VALUE_HISTOGRAMS): New macro.
15780 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15782 * tree-cfg.c (set_bb_for_stmt): Update.
15783 (replace_by_duplicate_decl): Update.
15784 (move_block_to_fn): Update.
15785 (new_label_mapper): Update.
15786 (dump_function_to_file): Update.
15787 * ipa-struct-reorg.c (build_data_structure): Update.
15788 * cfgrtl.c (print_rtl_with_bb): Update.
15789 * reload1.c (reload): Update.
15791 * config/i386/i386.c (setup_incoming_varargs_64,
15792 ix86_compute_frame_layout): Update.
15793 * config/arc/arc.c (arc_output_function_epilogue): Update.
15795 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15797 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15798 for FreeBSD as well.
15799 * gthr-posix95.h: Likewise.
15801 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15803 PR rtl-optimization/35838
15804 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15805 out the byte offset of the first subreg.
15807 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15809 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15810 to split_ti instead of three separate calls with single member arrays.
15811 (subti3 splitter): Ditto.
15812 (adddi3 splitter): Ditto with split_di.
15813 (subdi3 splitter): Ditto.
15814 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15815 two separate calls with single member arrays. Swap match_dup
15816 operands 1 and 2 to better fit into the array.
15817 (negdi2 splitter): Ditto with split_di.
15818 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15819 two separate calls with single member arrays. Swap match_dup operands
15820 6 and 7 to better fit into the array.
15822 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15824 * config/i386/i386.c (sse_builtin_type): New.
15825 (bdesc_sse_args): Likewise.
15826 (bdesc_sse_3arg): Removed.
15827 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15828 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15829 IX86_BUILTIN_ROUNDPS.
15830 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15831 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15832 IX86_BUILTIN_ROUNDPS.
15833 (ix86_expand_sse_4_operands_builtin): Removed.
15834 (ix86_expand_sse_operands_builtin): New.
15835 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15836 and CODE_FOR_sse4_1_roundps.
15837 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15838 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15840 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15843 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15844 regs before frame pop when needed. If use_backchain_to_restore_sp
15845 then load backchain into a temp reg to restore vr and vrsave. Add
15846 code to restore vr after frame pop if possible.
15848 2008-04-17 Richard Guenther <rguenther@suse.de>
15850 * tree-vn.c (expressions_equal_p): Do not check type
15851 equality or compatibility before calling operand_equal_p.
15852 * fold-const.c (operand_equal_p): Check equivalence of
15853 integer constants before bailing out due to signedness or
15854 precision differences.
15855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15856 spurious differences in type qualification. Ignore types
15857 for COMPONENT_REFs at all.
15859 2008-04-17 Christian Bruel <christian.bruel@st.com>
15861 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15862 msw_skip comparison.
15864 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15867 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15870 PR tree-optimization/35899
15871 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15872 rather than TREE_OPERAND.
15874 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15877 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15878 temporary registers. Change operand predicate to general_operand.
15879 (remainderxf3): Ditto.
15881 2008-04-16 Richard Guenther <rguenther@suse.de>
15883 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15884 * tree-affine.c (aff_combination_expand): Look through some
15887 2008-04-15 Doug Kwan <dougkwan@google.com>
15889 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15891 * tree-pretty-print.c (dump_generic_node): Ditto.
15892 * final.c (output_addr_const): Ditto.
15893 * dwarf2out.c (output_cfi): Ditto.
15894 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15895 * print-rtl.c (print_rtx): Ditto.
15896 * print-tree.c (print_node_brief, print_node): Ditto.
15897 * c-common.c (match_case_to_enum_1): Ditto.
15898 * sched-vis.c (print_value): Ditto.
15899 * config/i386/i386.c (print_operand): Cast to long unsigned int
15902 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15903 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15904 MS Windows VirtualProtect function.
15906 2008-04-15 Jan Hubicka <jh@suse.cz>
15908 * gengtype.c (write_root): Param_is argument is OK.
15909 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15910 * function.h: Include varray.h
15911 (rtl_eh): New stucture based on except.c one.
15912 (call_site_record): New forward declaration and vector type.
15913 * calls.c (emit_call_1): Do not call
15914 note_current_region_may_contain_throw.
15915 * except.c (eh_status): Remove cur_region, try_region since they are
15917 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15918 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15919 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15920 Remove call_site_data_used, call_site_data_size.
15921 Turn call_site_record into vector in function.h.
15922 (note_current_region_may_contain_throw): Remove.
15923 (get_exception_pointer, get_exception_filter): Do not take struct
15924 function argument; update.
15925 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15926 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15927 build_post_landing_pads, dw2_build_landing_pads,
15928 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15929 sjlj_emit_function_enter, sjlj_emit_function_enter,
15930 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15931 sjlj_build_landing_pads, finish_eh_generation,
15932 remove_exception_handler_label, remove_eh_handler,
15933 maybe_remove_eh_handler, add_reachable_handler,
15934 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15935 add_action_record, collect_one_action_chain, add_call_site,
15936 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15937 sjlj_output_call_site_table, output_function_exception_table,
15938 * except.h (note_current_region_may_contain_throw): Remove
15939 (get_exception_pointer, get_exception_filter): Do not take struct
15941 * Makefile.in (GTFILES): Put varargs before struct function.
15943 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15945 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15946 punt for STRING_CST.
15947 (get_constraint_for): Deal with STRING_CST here instead.
15949 2008-04-15 Richard Guenther <rguenther@suse.de>
15951 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15952 statements in a basic-block with a backward walk. Do not
15953 substitute into dead statements but instead remove those.
15955 2008-04-15 Richard Guenther <rguenther@suse.de>
15957 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15958 to zero, thus disable creation of SFTs.
15960 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15962 * tree-predcom.c (suitable_reference_p): Return false if the
15963 reference can throw.
15965 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15968 * c-decl.c (finish_decl): If extern or static var has variable
15969 size, set TREE_TYPE (decl) to error_mark_node.
15971 2008-04-15 Rafael Espíndola <espindola@google.com>
15973 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15976 2008-04-15 Richard Guenther <rguenther@suse.de>
15978 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15979 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15980 (visit_reference_op_load): Do walk vuse-vdef chains on
15981 vn_reference_lookup.
15982 (visit_reference_op_store): But do not here.
15983 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15984 vn_reference_lookup.
15985 (vn_lookup_with_vuses): But do so here.
15987 2008-04-14 Ian Lance Taylor <iant@google.com>
15989 * fold-const.c (fold_overflow_warning): Remove assertion.
15991 2008-04-15 Ben Elliston <bje@au.ibm.com>
15993 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15994 temp1 local variables.
15996 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15999 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16000 ".text.unlikely" section as executable.
16002 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16004 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16005 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16006 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16007 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16008 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16009 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16010 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16012 2008-04-14 Ian Lance Taylor <iant@google.com>
16014 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16015 * fold-const.c (fold_comparison): If appropriate, test
16016 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16017 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16018 reassociating a pointer type.
16019 * doc/invoke.texi (Optimize Options): Document that
16020 -fstrict-overflow applies to pointer wraparound.
16022 2008-04-13 Jan Hubicka <jh@suse.cz>
16024 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16026 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16028 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16029 we are going to "save the world".
16031 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16033 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16034 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16035 operand 0 constraint, not "=".
16037 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16039 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16041 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16043 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16044 of size of positions_needed * CHAR_BIT.
16046 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16048 PR middle-end/35897
16049 * dse.c (store_info): Change positions_needed to unsigned
16051 (lowpart_bitmask): New.
16052 (record_store): Cast to unsigned HOST_WIDE_INT for
16053 positions_needed. Assert width <= size of positions_needed *
16054 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16055 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16056 lowpart_bitmask to set mask.
16058 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16060 * config/bfin/constraints.md: New file.
16061 * config/bfin/bfin.md: Include it.
16062 (adddi3): Use satisfies_constraint functions instead of the old macros.
16063 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16064 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16065 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16066 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16067 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16068 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16069 EXTRA_CONSTRAINT): Delete.
16070 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16071 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16073 * config/bfin/bfin.c: Include "tm-constrs.h".
16074 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16075 Use satisfies_constraint functions instead of the old macros.
16076 * doc/md.texi (Blackfin Constraints): Update file name reference.
16078 2008-04-11 Richard Guenther <rguenther@suse.de>
16080 PR tree-optimization/35869
16081 * tree-vrp.c (execute_vrp): Move switch statement update after
16082 jump threading. Schedule another cfg cleanup run.
16084 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16087 * attribs.c (decl_attributes): Return early on errorneous node.
16089 2008-04-10 Oleg Ryjkov <olegr@google.com>
16091 * tree.h (struct tree_base): Added a new flag default_def_flag.
16092 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16094 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16096 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16098 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16101 * pa.md: Define mode iterator P. Define mode attribute dwc.
16102 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16103 (icacheflush): Likewise.
16104 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16105 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16107 2008-04-11 Ben Elliston <bje@au.ibm.com>
16109 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16111 2008-04-10 Rafael Espíndola <espindola@google.com>
16113 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16114 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16115 (extract_range_from_expr): The same.
16117 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16119 * config/mips/mips.md (GPR2): New mode iterator.
16120 (seq): Add comment.
16121 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16122 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16123 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16124 Rewrite these to take two modes, the mode of comparison and the
16125 mode of the destination.
16126 * config/mips/mips.c (mips_expand_scc): Instead of having
16127 paradoxical subreg as destination, expand "narrowing" scc if mode
16128 of comparison is SI and target is requested in DI mode.
16129 (mips_emit_int_order_test): Update comment. Make mode of
16130 comparison match CMP0 rather than TARGET. When creating inverse
16131 target use mode of TARGET.
16133 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16135 * gcov-dump.c (tag_summary): Only print summaries for the first
16136 GCOV_COUNTERS_SUMMABLE counters.
16138 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16140 * config/i386/i386.md (absneg): New code iterator.
16141 (absnegprefix): New code attribute.
16142 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16143 patterns using absneg code iterator.
16144 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16145 using absneg code iterator.
16146 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16147 *neg<mode>2 patterns using absneg code iterator.
16148 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16149 *negextendsfdf2 patterns using absneg code iterator.
16150 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16151 *negextendsfxf2 patterns using absneg code iterator.
16152 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16153 *negextendsfdf2 patterns using absneg code iterator.
16154 * config/i386/sse.md (<code><mode>2): Macroize expander from
16155 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16157 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16159 * config/s390/s390.h: Remove the remains of the recent search
16160 & replace action of current_function_outgoing_args_size.
16162 2008-04-10 Ira Rosen <irar@il.ibm.com>
16164 PR tree-optimization/35821
16165 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16166 NEW_STMT_LIST is not NULL.
16168 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16171 * toplev.c (process_options): Remove -ffunction-sections debugging
16174 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16176 PR middle-end/PR28690
16177 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16178 than gen_rtx_fmt_ee to perform more canonicalizations.
16180 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16183 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16185 2008-04-09 Richard Guenther <rguenther@suse.de>
16187 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16188 (dump_function_to_file): Dump function arguments with types.
16190 2008-04-08 Richard Guenther <rguenther@suse.de>
16192 * fold-const.c (fold_widened_comparison): Do not allow
16193 sign-changes that change the result.
16195 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16198 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16199 kinds of indirect references.
16201 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16203 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16204 GNU Fortran language string.
16206 2008-04-08 Rafael Espíndola <espindola@google.com>
16208 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16209 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16210 * tree.h (tree_call_nonnegative_warnv_p): New.
16212 2008-04-08 Jan Hubicka <jh@suse.cz>
16214 * function.c (free_after_compilation): Clear out regno_reg_rtx
16217 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16220 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16222 PR middle-end/PR28690
16223 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16224 same precedence as REG_POINTER and MEM_POINTER operands.
16226 2008-04-08 Richard Guenther <rguenther@suse.de>
16228 PR middle-end/35834
16229 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16230 for adding index to base.
16232 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16234 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16235 (MINGW_ENABLE_EXECUTE_STACK): New.
16236 (IN_LIBGCC2): For libgcc include windows.h file for
16237 function declarations.
16239 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16241 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16242 and tem2 if tem1 is not a REG or MULT.
16244 2008-04-08 Jan Hubicka <jh@suse.cz>
16246 * function.h (incomming_args): Break out of struct function.
16247 (function_subsections): Break out of struct function.
16248 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16249 return_rtx and hard_reg_initial_vals from struct function.
16250 Kill inl_max_label_num.
16251 (current_function_pops_args, current_function_args_info,
16252 current_function_args_size, current_function_args_size,
16253 current_function_pretend_args_size,
16254 current_function_outgoing_args_size,
16255 current_function_internal_arg_pointer, current_function_return_rtx):
16256 Kill compatibility accestor macros.
16257 * builtins.c (expand_builtin_apply_args_1): Update.
16258 (expand_builtin_next_arg): Update.
16259 * df-scan.c (df_get_call_refs): Update.
16260 * dbxout.c (dbxout_function_end): Update.
16261 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16262 (output_line_info): Update.
16263 (secname_for_decl): Update.
16264 (dwarf2out_var_location): Update.
16265 * function.c (free_after_compilation): Update.
16266 (assign_parm_find_stack_rtl): Update.
16267 (assign_parms): Update.
16268 (expand_dummy_function_end): Update.
16269 (expand_function_end): Update.
16270 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16271 (expand_call): Update.
16272 (emit_library_call_value_1): Update.
16273 (store_one_arg): Update.
16274 * varasm.c (initialize_cold_section_name): Update.
16275 (unlikely_text_section): Update.
16276 (unlikely_text_section_p): Update.
16277 (assemble_start_function): Update.
16278 (assemble_end_function): Update.
16279 (default_section_type_flags): Update.
16280 (switch_to_section): Update.
16281 * integrate.c (set_decl_abstract_flags): Update.
16282 (get_hard_reg_initial_val): Update.
16283 (has_hard_reg_initial_val): Update.
16284 (allocate_initial_values): Update.
16285 * resource.c (init_resource_info): Update.
16286 * config/alpha/alpha.c (NUM_ARGS): Update.
16287 (direct_return): Update.
16288 (alpha_va_start): Update.
16289 (alpha_sa_size): Update.
16290 (alpha_initial_elimination_offset): Update.
16291 (alpha_expand_prologue): Update.
16292 (alpha_start_function): Update.
16293 (alpha_expand_epilogue): Update.
16294 (unicosmk_initial_elimination_offset):
16295 * config/alpha/alpha.md (call expander): Update.
16296 * config/s390/s390.c (s390_register_info): Update.
16297 (s390_register_info): Update.
16298 (s390_frame_info): Update.
16299 (s390_initial_elimination_offset): Update.
16300 (s390_build_builtin_va_list): Update.
16301 (s390_va_start): Update.
16302 * config/spu/spu.c (direct_return): Update.
16303 (spu_expand_prologue): Update.
16304 (spu_initial_elimination_offset): Update.
16305 (spu_build_builtin_va_list): Update.
16306 (spu_va_start): Update.
16307 * config/sparc/sparc.c (sparc_init_modes): Update.
16308 (sparc_compute_frame_size): Update.
16309 (function_value): Update.
16310 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16311 * config/i386/i386.md (return expander): Update.
16312 * config/i386/i386.c (ix86_va_start): Update.
16313 (ix86_can_use_return_insn_p): Update.
16314 (ix86_compute_frame_layout): Update.
16315 (ix86_expand_epilogue): Update.
16316 * config/sh/sh.c (output_stack_adjust): Update.
16317 (calc_live_regs): Update.
16318 (sh_expand_prologue): Update.
16319 (sh_builtin_saveregs): Update.
16320 (sh_va_start): Update.
16321 (initial_elimination_offset): Update.
16322 (sh_allocate_initial_value): Update.
16323 (sh_function_ok_for_sibcall): Update.
16324 (sh_get_pr_initial_val): Update.
16325 * config/sh/sh.md (return expander): Update.
16326 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16327 * config/crx/crx.c (crx_compute_frame): UPdate.
16328 (crx_initial_elimination_offset): UPdate.
16329 * config/xtensa/xtensa.c (compute_frame_size): Update
16330 (xtensa_builtin_saveregs): Update.
16331 (xtensa_va_start): Update.
16332 (order_regs_for_local_alloc): Update.
16333 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16334 (xstormy16_expand_builtin_va_start): Update.
16335 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16336 * config/m68hc11/m68hc11.md (return expanders): Update.
16337 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16338 (expand_epilogue): Update.
16339 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16340 (cris_simple_epilogue): Update.
16341 (cris_expand_prologue): Update.
16342 (cris_expand_epilogue): Update.
16343 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16344 (compute_frame_size): Update.
16345 * config/mt/mt.c (mt_compute_frame_size): Update.
16346 * config/mn10300/mn10300.c (expand_prologue): Update.
16347 (expand_epilogue): Update.
16348 (initial_offset): Update.
16349 (mn10300_builtin_saveregs):
16350 * config/mn10300/mn10300.md (return expander): Update.
16351 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16352 (ia64_initial_elimination_offset): Update.
16353 (ia64_initial_elimination_offset): Update.
16354 (ia64_expand_prologue): Update.
16355 * config/m68k/m68k.md (return expander): Update.
16356 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16357 (rs6000_stack_info): Update.
16358 * config/mcore/mcore.c (layout_mcore_frame): Update.
16359 (mcore_expand_prolog): Update.
16360 * config/arc/arc.c (arc_compute_frame_size): Update.
16361 * config/score/score3.c (score3_compute_frame_size): Update.
16362 * config/score/score7.c (score7_compute_frame_size): Update.
16363 * config/arm/arm.c (use_return_insn): Update.
16364 (thumb_find_work_register): Update.
16365 (arm_compute_save_reg_mask): Update.
16366 (arm_output_function_prologue): Update.
16367 (arm_output_epilogue): Update.
16368 (arm_size_return_regs): Update.
16369 (arm_get_frame_offsets): Update.
16370 (arm_expand_prologue): Update.
16371 (thumb_exit): Update.
16372 (thumb_unexpanded_epilogue): Update.
16373 (thumb1_output_function_prologue): Update.
16374 * config/pa/pa.md (return expander): Update.
16375 * config/pa/pa.c (compute_frame_size): Update.
16376 (hppa_builtin_saveregs): Update.
16377 * config/mips/mips.c (mips_va_start): Update.
16378 (mips16_build_function_stub): Update.
16379 (mips_compute_frame_info): Update.
16380 (mips_restore_gp): Update.
16381 (mips_output_function_prologue): Update.
16382 (mips_expand_prologue): Update.
16383 * config/v850/v850.c (compute_frame_size): Update.
16384 (expand_prologue): * config/mmix/mmix.c (along): update.
16385 (mmix_initial_elimination_offset): update.
16386 (mmix_reorg): update.
16387 (mmix_use_simple_return): update.
16388 (mmix_expand_prologue): update.
16389 (mmix_expand_epilogue): Update.
16390 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16391 (emit_link_insn): Update.
16393 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16395 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16396 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16398 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16401 2008-04-07 Jan Hubicka <jh@suse.cz>
16403 * function.h (rtl): Rename to x_rtl.
16404 (crtl): New define.
16405 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16406 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16407 used_temp_slots avail_temp_slots, temp_slot_level,
16408 nonlocal_goto_handler_labels): Update accesstors.
16409 (rtl): New global variable.
16410 (struct function): Move some fileds to rtl_data.
16411 (get_arg_pointer_save_area): Update prototype.
16412 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16413 get_arg_pointer_save_area.
16414 * expr.c (init_expr): Update
16415 * function.c (get_frame_size): Update
16416 (assign_stack_local): Update
16417 (expand_function_end): Update.
16418 (get_art_pointer_save_area): Update
16420 * emit-rtl.c (rtl): Declare.
16421 (regno_reg_rtx): Declare.
16422 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16424 (gen_reg_rtx): Update.
16425 * varasm.c (n_deferred_constatns): Update accestor.
16426 (init_varasm_status): Do not allocate varasm_status.
16427 (force_const_mem, get_pool_size, output_constant_pool): Update.
16428 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16429 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16430 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16431 * sparc/sparc.h (INIT_EXPANDERS): Update.
16432 * ia64/ia64.h (INIT_EXPANDERS): Update.
16434 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16436 * reload.c (push_secondary_reload): Add missing break to for loop.
16438 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16440 PR middle-end/PR28690
16441 * rtlanal.c: Update copyright years.
16442 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16443 as REG_POINTER and MEM_POINTER operands.
16444 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16445 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16446 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16447 * gcse.c: Update copyright years.
16448 (pre_delete): Call gen_reg_rtx_and_attrs.
16449 (hoist_code): Likewise.
16450 (build_store_vectors): Likewise.
16451 (delete_store): Likewise.
16452 * loop-invariant.c (move_invariant_reg): Likewise.
16453 Update copyright years.
16455 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16457 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16458 control string instead of quoted.
16460 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16462 * doc/rtl.texi: Rewrite of subreg section.
16464 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16467 * config/i386/i386.c (legitimize_pic_address): Add treating
16468 of dllimport SYM_REF's.
16469 (legitimize_dllimport_symbol): Add prototype.
16471 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16473 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16474 reference in constructor with non self-referential type.
16476 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16478 Removal of Return with Depressed Stack Pointer support
16479 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16480 (ECF_SP_DEPRESSED): Likewise.
16481 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16482 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16483 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16484 (expand_call): Do not test ECF_SP_DEPRESSED.
16485 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16486 * function.c (keep_stack_depressed): Delete.
16487 (handle_epilogue_set): Likewise.
16488 (update_epilogue_consts): Likewise.
16489 (emit_equiv_load): Likewise.
16490 (thread_prologue_and_epilogue_insns): Remove support for Return with
16491 Depressed Stack Pointer.
16492 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16494 2008-04-06 Richard Guenther <rguenther@suse.de>
16496 PR tree-optimization/35400
16497 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16498 information from SSA_NAMEs.
16500 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16502 * config/avr/avr.h (avr_mega_p): Remove declaration.
16503 (AVR_MEGA): Remove macro.
16504 * config/avr/avr.c (avr_mega_p): Remove variable.
16505 (avr_override_options): Remove inicializion of avr_mega_p.
16506 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16507 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16508 (avr_jump_mode): (Ditto.).
16509 (avr_output_progmem_section_asm_op): (Ditto.).
16510 (avr_asm_init_sections): (Ditto.).
16511 (avr_asm_init_sections): (Ditto.).
16512 (avr_rtx_costs): (Ditto.).
16513 * config/avr/avr.md: (Ditto.).
16514 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16517 2008-04-06 Richard Guenther <rguenther@suse.de>
16519 PR tree-optimization/35842
16520 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16521 is_gimple_invariant_address.
16523 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16525 * gcc.c (default_compilers): Sync Fortran extensions list with
16526 that in fortran/lang-specs.h.
16527 * doc/invoke.texi: Likewise.
16528 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16529 * dwarf2out.c (gen_compile_unit_die): Likewise.
16531 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16533 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16535 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16538 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16539 attribute is used for nested functions.
16541 2008-04-05 Jan Hubicka <jh@suse.cz>
16543 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16545 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16547 (dump_files): Update.
16548 (enable_rtl_dump_file): Do not accept letter argument.
16549 * tree-pass.h (dump_file_info): Remove letter argument.
16550 * toplev.c (decode_d_option): Update -da handling.
16551 * toplev.h (enable_rtl_dump_file): Update prototype.
16552 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16553 it out based on pass type.
16554 (register_dump_files_1): Likewise.
16555 (init_optimization_passes): Update register_one_dump_file calls.
16556 (execute_one_pass): Sanity check that IPA passes are called at IPA
16557 level and RTL passes at RTL level.
16558 (execute_pass_list): IPA pass can not be after or subpass of
16560 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16561 disallov RTL subpasses of IPA subpasses.
16563 2008-04-05 Ben Elliston <bje@au.ibm.com>
16565 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16566 builtins that return exactly once and do not throw. Cache call to
16569 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16571 PR rtl-optimization/34916
16572 PR middle-end/35519
16573 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16574 between instruction pairs.
16576 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16578 * doc/invoke.texi: Document -mbitops for SH.
16579 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16580 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16581 * config/sh/sh.c (print_operand): Add %t operand code.
16582 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16583 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16584 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16585 (extendqihi2): Likewise.
16586 (movqi_i): Likewise.
16587 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16588 (extv): Use bld instruction for SH2A if possible.
16590 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16591 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16592 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16593 (bset.b, bclr.b): Define peepholes.
16594 * config/sh/sh.opt (mbitops): New option.
16596 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16599 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16600 and view convert expression.
16602 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16605 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16607 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16609 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16611 * config/i386/cpuid.h (bit_AES): New.
16612 (bit_PCLMUL): Likewise.
16614 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16615 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16616 SSE2 if AES or PCLMUL is enabled.
16617 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16618 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16619 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16620 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16621 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16622 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16623 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16624 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16625 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16626 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16627 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16628 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16629 __builtin_ia32_aeskeygenassist128 and
16630 __builtin_ia32_pclmulqdq128.
16631 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16632 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16633 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16635 * config/i386/i386.h (TARGET_AES): New.
16636 (TARGET_PCLMUL): Likewise.
16637 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16639 * config/i386/i386.md (UNSPEC_AESENC): New.
16640 (UNSPEC_AESENCLAST): Likewise.
16641 (UNSPEC_AESDEC): Likewise.
16642 (UNSPEC_AESDECLAST): Likewise.
16643 (UNSPEC_AESIMC): Likewise.
16644 (UNSPEC_AESKEYGENASSIST): Likewise.
16645 (UNSPEC_PCLMUL): Likewise.
16647 * config/i386/i386.opt (maes): New.
16648 (mpclmul): Likewise.
16650 * config/i386/sse.md (aesenc): New pattern.
16651 (aesenclast): Likewise.
16652 (aesdec): Likewise.
16653 (aesdeclast): Likewise.
16654 (aesimc): Likewise.
16655 (aeskeygenassist): Likewise.
16656 (pclmulqdq): Likewise.
16658 * config/i386/wmmintrin.h: New.
16660 * doc/extend.texi: Document AES and PCLMUL built-in function.
16662 * doc/invoke.texi: Document -maes and -mpclmul.
16664 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16666 * function.c (free_after_parsing): Replace with
16667 cxx_push_function_context from C++ front-end.
16668 (allocate_struct_function): Don't call langhook.
16669 * langhooks.h (struct lang_hooks_for_functions): Delete.
16670 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16672 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16673 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16674 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16675 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16676 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16677 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16678 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16680 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16681 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16683 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16686 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16689 2008-04-04 Richard Guenther <rguenther@suse.de>
16691 PR middle-end/35823
16692 * fold-const.c (optimize_minmax_comparison): Use the correct
16693 type for the constant in the simplified comparison.
16695 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16697 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16698 Pass L2 size as "--param l2-cache-size" to the compiler.
16699 (decode_l2_cache): New function to decode L2 cache parameters using
16700 0x8000006 extended cpuid function.
16701 (detect_caches_amd): Determine parameters of L2 cache using
16702 decode_l2_caches function.
16703 (decode_caches_intel): Decode L2 cache parameters.
16704 (detect_caches_intel): Determine L2 cache parameters using
16705 decode_caches_intel and decode_l2_caches functions.
16707 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16709 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16710 secondary input reload for subword loads from the constant pool.
16712 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16715 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16716 constants of the appropriate size for runtime calculations.
16719 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16720 decimal-float literal constant zero.
16722 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16725 * c-parser.c (c_parser_omp_atomic): Call
16726 default_function_array_conversion on the RHS.
16728 PR middle-end/35818
16729 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16730 call is_variable_sized if decl has incomplete type.
16732 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16734 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16736 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16738 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16740 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16741 (sgt<u>): Merge sgt and sgtu into new expander.
16742 (sgt, sgtu): Remove expanders.
16743 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16744 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16745 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16746 *sgtu_<mode>_mips16 into new pattern.
16747 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16748 (sge<u>): Merge sge and sgeu into new expander.
16749 (sge, sgeu): Remove expanders.
16750 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16752 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16753 (slt<u>): Merge slt and sltu into new expander.
16754 (slt, sltu): Remove expanders.
16755 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16756 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16757 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16758 *sltu_<mode>_mips16 into new pattern.
16759 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16760 (sle<u>): Merge sle and sleu into new expander.
16761 (sle, sleu): Remove expanders.
16762 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16763 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16764 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16765 *sleu_<mode>_mips16 into new pattern.
16766 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16768 2008-04-03 Jan Hubicka <jh@suse.cz>
16770 PR tree-optimization/35795
16771 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16772 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16773 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16774 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16775 * score/score3.c (score3_output_mi_thunk): Likewise.
16776 * score/score7.c (score7_output_mi_thunk): Likewise.
16777 * mips/mips.c (mips_output_mi_thunk): Likewise.
16779 2008-04-03 Richard Guenther <rguenther@suse.de>
16781 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16782 conversions. Simplify code.
16784 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16786 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16788 2008-04-03 Tom Tromey <tromey@redhat.com>
16789 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16791 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16792 * config/bfin/t-bfin-linux (generated_files): Add
16793 linux-sysroot-suffix.h.
16794 * doc/install.texi (Prerequisites): Require make 3.80.
16795 * doc/sourcebuild.texi (Front End Directory): Document new
16797 * Makefile.in (generated_files): New variable.
16798 (ALL_HOST_OBJS): New variable.
16799 ($(ALL_HOST_OBJS)): New target.
16801 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16803 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16804 (remap_block): Call id->transform_lang_insert_block instead
16806 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16807 Set id.transform_lang_insert_block to NULL.
16808 (clone_body): Move to cp/optimize.c
16809 * tree-inline.h (struct copy_body_data): Change
16810 transform_lang_insert_block to function pointer.
16811 (copy_generic_body, copy_decl_no_change): Export.
16812 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16813 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16814 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16816 * c-tree.h (insert_block): Kill.
16817 * c-decl.c (insert_block): Kill.
16819 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16821 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16822 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16823 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16825 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16826 argument, call {push,pop}_function_context from here.
16827 * c-parser.c: Use c_{push,pop}_function_context.
16829 * function.c (push_function_context_to): Move meat ...
16830 (push_function_context): ... here. Simplify.
16831 * function.c (pop_function_context_from): Move meat ...
16832 (pop_function_context): ... here. Simplify.
16833 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16835 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16836 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16837 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16838 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16840 2008-04-03 Ben Elliston <bje@au.ibm.com>
16842 * expmed.c (extract_force_align_mem_bit_field): Remove.
16844 2008-04-03 Richard Guenther <rguenther@suse.de>
16846 PR middle-end/35800
16847 * expr.h (try_casesi): Adjust prototype.
16848 * expr.c (try_casesi): Take fallback label as extra parameter.
16849 Use that for gen_casesi if default_label is NULL.
16850 * stmt.c (expand_case): Pass fallback label to try_casesi,
16851 make sure to fill gaps with a fallback label if default_label
16854 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16857 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16859 2008-04-03 Ben Elliston <bje@au.ibm.com>
16861 * expmed.c (extract_split_bit_field): Remove if (0) code.
16862 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16863 (do_ds_constraint): Likewise.
16865 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16867 * doc/cppopts.texi (-dU): Document.
16868 * c-common.h (flag_dump_macros): Update comment.
16869 * c-opts.c (handle_OPT_d): Handle -dU.
16870 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16871 dump_queued_macros, cb_used_define, cb_used_undef): New.
16872 (init_pp_output): Handle -dU.
16873 (cb_line_change): Call dump_queued_macros.
16874 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16876 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16878 * config/avr/predicates.md (io_address_operand): New predicate.
16879 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16880 * config/avr/avr.c (avr_io_address_p): Remove function.
16881 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16882 'avr_io_address_p' function.
16883 (out_movhi_r_mr): (Ditto.).
16884 (out_movqi_mr_r): (Ditto.).
16885 (out_movhi_mr_r): (Ditto.).
16886 (avr_address_cost): (Ditto.).
16888 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16890 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16891 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16892 in 32bit mode when XMM registers are available to avoid store
16894 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16895 corresponding post-reload splitters.
16897 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16899 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16900 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16901 __builtin_ia32_roundss.
16902 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16903 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16904 __builtin_ia32_roundss.
16905 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16906 IX86_BUILTIN_SHUFPD here.
16908 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16910 * config/i386/i386.md (plogic): New.
16911 (plogicprefix): Likewise.
16913 * config/i386/mmx.md (mmx_<code><mode>3): New.
16914 (mmx_and<mode>3): Removed.
16915 (mmx_ior<mode>3): Likewise.
16916 (mmx_xor<mode>3): Likewise.
16918 * config/i386/sse.md (<code><mode>3): New.
16919 (*<code><mode>3): Likewise.
16920 (*<code><mode>3): Likewise.
16921 (<code><mode>3): Likewise.
16922 (*sse_<code><mode>3): Likewise.
16923 (*sse2_<code><mode>3): Likewise.
16924 (<code>tf3): Likewise.
16925 (*<code>tf3): Likewise.
16926 (and<mode>3): Likewise.
16927 (*and<mode>3): Likewise.
16928 (ior<mode>3): Removed.
16929 (*ior<mode>3): Likewise.
16930 (xor<mode>3): Likewise.
16931 (*xor<mode>3): Likewise.
16932 (*and<mode>3): Likewise.
16933 (*ior<mode>3): Likewise.
16934 (*xor<mode>3): Likewise.
16935 (and<mode>3): Likewise.
16936 (*sse_and<mode>3): Likewise.
16937 (*sse2_and<mode>3): Likewise.
16938 (andtf3): Likewise.
16939 (*andtf3): Likewise.
16940 (ior<mode>3): Likewise.
16941 (*sse_ior<mode>3): Likewise.
16942 (*sse2_ior<mode>3): Likewise.
16943 (iortf3): Likewise.
16944 (*iortf3): Likewise.
16945 (xor<mode>3): Likewise.
16946 (*sse_xor<mode>3): Likewise.
16947 (*sse2_xor<mode>3): Likewise.
16948 (xortf3): Likewise.
16949 (*xortf3): Likewise.
16951 2008-04-02 Richard Guenther <rguenther@suse.de>
16953 PR tree-optimization/14495
16954 PR tree-optimization/34793
16955 * tree-vrp.c (struct switch_update): New structure.
16956 (to_remove_edges, to_update_switch_stmts): New VECs.
16957 (simplify_switch_using_ranges): New function. Remove not taken
16958 case labels and edges.
16959 (simplify_stmt_using_ranges): Call it.
16960 (identify_jump_threads): Mark edges we have queued for removal
16961 so we don't thread them.
16962 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16964 * tree-cfg.c (group_case_labels): Deal with missing default label.
16965 (tree_verify_flow_info): Allow missing default label.
16966 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16967 (emit_case_nodes): Likewise.
16968 (expand_case): Do not rely on the default label to be present.
16969 * expr.c (try_casesi): Deal with NULL default_label.
16970 (do_tablejump): Likewise.
16972 2008-04-02 Richard Guenther <rguenther@suse.de>
16974 PR tree-optimization/14495
16975 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16976 SWITCH_EXPR here ...
16977 (vrp_visit_switch_stmt): ... but here (new function).
16978 (find_case_label_index): New helper function.
16979 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16981 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16983 * fwprop.c: Fix ISO-C99ism.
16985 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16988 * Makefile.in (objdir): Set it here.
16989 * configure.ac: Not here. Find dynamic linker characteristics.
16990 * exec-tool.in: Use them.
16991 * aclocal.m4: Regenerate.
16992 * configure: Regenerate.
16994 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16996 * expr.c (expand_var): Delete it.
16997 * expr.h (expand_var): Delete prototype.
16998 * function.c (expand_function_start): Use expand_decl instead.
16999 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17002 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17004 PR rtl-optimization/35542
17005 * fwprop.c (forward_propagate_and_simplify): Replace
17006 loc_reg_mentioned_in_p with reg_mentioned_p.
17008 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17010 PR rtl-optimization/35281
17011 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17012 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17013 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17014 (varying_mem_p): Move above propagate_rtx.
17015 (all_uses_available_at): Do not check MEMs.
17017 2008-04-02 Rafael Espíndola <espindola@google.com>
17019 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17020 (register_edge_assert_for_2): Split the cond argument.
17021 (register_edge_assert_for_1): Adjust for the change in
17022 register_edge_assert_for_2.
17023 (register_edge_assert_for): Split the cond argument.
17024 (find_switch_asserts): Adjust for the change in
17025 register_edge_assert_for.
17027 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17029 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17030 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17031 offsets for 64-bit mingw.
17032 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17033 abi for x86_64-pc-mingw.
17035 2008-04-02 Richard Guenther <rguenther@suse.de>
17037 * tree-vrp.c (extract_range_from_assert): Make sure to not
17038 produce range min/max with TREE_OVERFOW set.
17039 If merging a anti-range and a range keep the anti-range if
17040 the range covers all values of the type.
17041 (register_edge_assert_for_2): Only allow sign-changing
17042 conversions in detecting canonical range checks. Also
17043 register an assert for the unsigned name if useful.
17045 PR tree-optimization/35787
17046 * tree-vrp.c (vrp_val_max): New function.
17047 (vrp_val_min): Likewise.
17048 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17049 (vrp_val_is_min): Likewise.
17050 (supports_overflow_infinity): Use vrp_val_{min,max}.
17051 (negative_overflow_infinity): Likewise.
17052 (positive_overflow_infinity): Likewise.
17053 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17054 (is_positive_overflow_infinity): Likewise.
17055 (is_overflow_infinity): Likewise.
17056 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17057 vrp_val_is_{min,max}.
17058 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17059 to ranges if possible. Avoid empty ranges.
17061 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17063 PR middle-end/35705
17064 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17065 the expression is a function address.
17067 2008-04-01 George Helffrich <george@gcc.gnu.org>
17069 PR fortran/35154, fortran/23057
17070 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17071 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17072 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17073 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17075 (dbxout_syms): Check for COMMON-based symbol and wrap in
17076 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17077 in bracket for efficiency.
17079 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17080 using DW_TAG_common_block + member offset.
17081 (add_pubname_string): New function.
17082 (dw_expand_expr): New function to find block name and offset for
17084 (common_check): New function to check whether symbol in Fortran COMMON.
17085 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17087 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17090 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17092 2008-04-02 Ben Elliston <bje@au.ibm.com>
17094 * config/v850/v850.md (casesi): Remove if (0) code.
17095 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17096 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17098 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17100 * config/i386/i386.md (rex64suffix): New mode attribute.
17101 (floathi<mode>2): Disable expander for SSE math.
17102 (*floathi<mode>2_1): New insn insn_and_split pattern.
17103 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17104 corresponding post-reload splitters.
17105 (*floathi<mode>2_i387): New macroized insn pattern.
17106 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17107 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17108 insn_and_split pattern.
17109 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17110 New macroized instruction patterns and corresponding post-reload
17112 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17113 and corresponding post-reload splitters.
17114 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17115 New macroized instruction patterns.
17116 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17117 macroized instruction patterns and corresponding post-reload splitters.
17118 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17119 corresponding post-reload splitters.
17120 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17121 New macroized instruction patterns.
17122 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17123 corresponding post-reload splitters.
17124 (*floatsi<mode>2_i387): New macroized instruction patterns.
17126 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17128 * config/i386/i386.md (smaxmin): New.
17129 (umaxmin): Likewise.
17130 (maxminiprefix): Likewise.
17131 (maxminfprefix): Likewise.
17132 (<code><mode>3): Likewise.
17133 (smin<mode>3): Removed.
17134 (smax<mode>3): Likewise.
17136 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17137 (mmx_<code>v4hi3): Likewise.
17138 (mmx_<code>v8qi3): Likewise.
17139 (mmx_smaxv2sf3): Removed.
17140 (mmx_sminv2sf3): Likewise.
17141 (mmx_umaxv8qi3): Likewise.
17142 (mmx_smaxv4hi3): Likewise.
17143 (mmx_uminv8qi3): Likewise.
17144 (mmx_sminv4hi3): Likewise.
17146 * config/i386/sse.md (<addsub><mode>3): New.
17147 (*<addsub><mode>3): Likewise.
17148 (<sse>_vm<addsub><mode>3): Likewise.
17149 (<maxmin><mode>3): Likewise.
17150 (*<maxmin><mode>3_finite): Likewise.
17151 (*<maxmin><mode>3): Likewise.
17152 (<sse>_vm<maxmin><mode>3): Likewise.
17153 (sse3_h<addsub>v4sf3): Likewise.
17154 (sse3_h<addsub>v2df3): Likewise.
17155 (<maxmin>v16qi3): Likewise.
17156 (*<maxmin>v16qi3): Likewise.
17157 (<maxmin>v8hi3): Likewise.
17158 (*<maxmin>v8hi3): Likewise.
17159 (*sse4_1_<maxmin><mode>3): Likewise.
17160 (*sse4_1_<maxmin><mode>3): Likewise.
17161 (add<mode>3): Removed.
17162 (*add<mode>3): Likewise.
17163 (<sse>_vmadd<mode>3): Likewise.
17164 (sub<mode>3): Likewise.
17165 (*sub<mode>3): Likewise.
17166 (<sse>_vmsub<mode>3): Likewise.
17167 (smin<mode>3): Likewise.
17168 (*smin<mode>3_finite): Likewise.
17169 (*smin<mode>3): Likewise.
17170 (<sse>_vmsmin<mode>3): Likewise.
17171 (smax<mode>3): Likewise.
17172 (*smax<mode>3_finite): Likewise.
17173 (*smax<mode>3): Likewise.
17174 (<sse>_vmsmax<mode>3): Likewise.
17175 (sse3_haddv4sf3): Likewise.
17176 (sse3_haddv2df3): Likewise.
17177 (sse3_hsubv4sf3): Likewise.
17178 (sse3_hsubv2df3): Likewise.
17179 (umaxv16qi3): Likewise.
17180 (*umaxv16qi3): Likewise.
17181 (smaxv8hi3): Likewise.
17182 (*smaxv8hi3): Likewise.
17183 (*sse4_1_smax<mode>3): Likewise.
17184 (*sse4_1_umax<mode>3): Likewise.
17185 (uminv16qi3): Likewise.
17186 (*uminv16qi3): Likewise.
17187 (sminv8hi3): Likewise.
17188 (*sminv8hi3): Likewise.
17189 (*sse4_1_smin<mode>3): Likewise.
17190 (*sse4_1_umin<mode>3): Likewise.
17192 2008-04-01 Rafael Espíndola <espindola@google.com>
17194 * tree-cfg.c (verify_expr): remove in_phi.
17195 (verify_stmt): Don't call walk_tree with verify_expr. Use
17196 is_gimple_min_invariant instead of is_gimple_val.
17198 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17200 * doc/include/gpl_v3.texi: Update for manpage generation.
17201 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17203 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17204 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17205 gpl_v3.texi instead of gpl.texi.
17208 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17211 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17213 2008-04-01 Rafael Espíndola <espindola@google.com>
17215 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17216 (extract_code_and_val_from_cond): Use
17217 extract_code_and_val_from_cond_with_ops.
17219 2008-04-01 Jan Hubicka <jh@suse.cz>
17221 * function.c (free_after_compilation): Free epilogue_delay_list.
17222 (prepare_function_start): Assert that previous compilation was freed.
17224 2008-04-01 Jan Hubicka <jh@suse.cz>
17225 Jim Wilson <wilson@tuliptree.org>
17226 Andreas Tobler <andreast@gcc.gnu.org>
17228 PR middle-end/35781
17229 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17230 rtl.emit instead cfun->emit.
17231 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17232 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17234 2008-04-01 Ben Elliston <bje@au.ibm.com>
17236 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17238 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17240 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17242 (fprofile-use): Add var flag_profile_use
17243 * coverage.c (coverage_begin_output): Do not open a gcno file for
17244 output only if -ftest-coverage is set.
17245 Do not add getpwd() to gcda file path.
17246 (build_gcov_info): Check the new flag
17247 flag_profile_datafile_relative_path.
17248 (coverage_init): Use profile_data_prefix.
17249 Read profile counter only if flag_profile_use is set.
17250 * opts.c (common_handle_option): New option fprofile-use=,
17251 fprofile-dir=, fprofile-generate=.
17252 * toplev.c (profile_data_prefix): New variable definition.
17253 * toplev.h (profile_data_prefix): New declaration.
17254 * doc/invoke.tex (Option Summary, Optimization Options):
17257 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17259 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17260 use tmp consistently.
17263 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17264 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17265 UNSPEC_FR_RECIP_APPROX_RES.
17266 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17268 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17271 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17273 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17275 PR middle-end/30186
17276 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17277 element of the vector via a pointer.
17279 2008-03-31 Ian Lance Taylor <iant@google.com>
17281 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17283 2008-03-31 Jan Hubicka <jh@suse.cz>
17285 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17286 get_arg_pointer_save_area.
17287 * expr.c (init_expr): Just clear out rtl.expr.
17288 * function.c (free_after_compilation): Clear out whole RTL structure.
17289 (get_func_frame_size): Merge into ...
17290 (get_frame_size): ... this one.
17291 (assign_stack_local_1): Merge into ...
17292 (assign_stack_local): ... this one.
17293 (expand_function_end): Update call of get_arg_pointer_save_area.
17294 (get_art_pointer_save_area): Remove cfun argument.
17295 * function.h (emit_status): regno_pointer_align does not need length
17296 attribute. Move x_regno_reg_rtx to ...
17297 (regno_reg_rtx): ... new global array.
17298 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17299 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17300 apply_args_value, forced_labels, stack_pointer_delta):
17302 (struct varasm_status): Move here from varasm.c
17303 (struct rtl_data): New. Move here some fields from struct function.
17304 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17305 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17306 used_temp_slots avail_temp_slots, temp_slot_level,
17307 nonlocal_goto_handler_labels): Update accesstors.
17308 (rtl): New global variable.
17309 (struct function): Move some fileds to rtl_data.
17310 (get_arg_pointer_save_area): Update prototype.
17311 * emit-rtl.c (rtl): Declare.
17312 (regno_reg_rtx): Declare.
17313 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17315 (gen_reg_rtx): Update.
17316 (init_virtual_regs): Do not tate emit_status argument.
17317 (init_emit): Do not allocate emit.
17318 * varasm.c (varasm_statuc): Move to function.h.
17319 (n_deferred_constatns): Update accestor.
17320 (init_varasm_status): Do not allocate varasm_status.
17321 (force_const_mem, get_pool_size, output_constant_pool): Update.
17322 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17323 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17325 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17327 PR rtl-optimization/35729
17328 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17331 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17334 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17335 load/store if memory is unaligned.
17336 (*movti_rex64): Likewise.
17338 * config/i386/predicates.md (misaligned_operand): New.
17340 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17343 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17346 2008-03-31 Jan Beulich <jbeulich@novell.com>
17348 * config/ia64/constraints.md: Add 'j' constraint.
17349 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17350 (movdi_internal): Likewise.
17352 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17355 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17357 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17360 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17361 proper error message for the third argument on blendpd and
17364 * config/i386/sse.md (blendbits): New.
17365 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17367 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17369 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17371 2008-03-30 Richard Guenther <rguenther@suse.de>
17373 PR middle-end/31023
17374 * fold-const.c (fold_sign_changed_comparison): Do leave
17375 conversions to base-types alone.
17377 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17379 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17380 the link register if one altivec register is be saved.
17382 2008-03-30 Ben Elliston <bje@au.ibm.com>
17384 * final.c (final_scan_insn): Remove if (0) code.
17386 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17388 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17390 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17392 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17393 of V4SFmode to ix86_binary_operator_ok.
17395 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17397 * config/i386/i386.c (override_options): Initialize
17398 ix86_veclib_handler to ix86_veclibabi_svml when
17399 -mveclibabi=svml is used.
17400 (ix86_veclibabi_svml): New function for SVML ABI style
17401 vectorization support.
17402 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17404 2008-03-28 Rafael Espíndola <espindola@google.com>
17406 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17407 (tree_binary_nonnegative_warnv_p): Make it public.
17408 (tree_single_nonnegative_warnv_p): Make it public.
17409 (tree_invalid_nonnegative_warnv_p): Make it public.
17410 (tree_unary_nonzero_warnv_p): Make it public.
17411 (tree_binary_nonzero_warnv_p): Make it public
17412 (tree_single_nonzero_warnv_p): Make it public.
17413 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17414 (extract_range_from_binary_expr): Split the expr argument.
17415 (extract_range_from_unary_expr): Split the expr argument.
17416 (extract_range_from_comparison): Split the expr argument.
17417 (extract_range_from_expr): Use the new aux functions.
17418 (vrp_evaluate_conditional_warnv): Use
17419 vrp_evaluate_conditional_warnv_with_ops.
17420 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17421 (tree_binary_nonzero_warnv_p): Declare.
17422 (tree_single_nonzero_warnv_p): Declare.
17423 (tree_expr_nonzero_warnv_p): Declare.
17424 (tree_unary_nonnegative_warnv_p): Declare.
17425 (tree_binary_nonnegative_warnv_p): Declare.
17426 (tree_single_nonnegative_warnv_p): Declare.
17427 (tree_invalid_nonnegative_warnv_p): Declare.
17429 2008-03-28 Richard Guenther <rguenther@suse.de>
17431 PR tree-optimization/30317
17432 PR tree-optimization/30911
17433 PR tree-optimization/34793
17434 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17435 (struct assert_locus_d): New member EXPR.
17436 (register_new_assert_for): Add EXPR parameter to support
17437 ASSERT_EXPR <name, expr OP limit>.
17438 (register_edge_assert_for_1): Adjust callers.
17439 (find_assert_locations): Likewise.
17440 (process_assert_insertions_for): Build condition from expression.
17441 (extract_range_from_assert): Handle ASSERT_EXPRs
17442 of the form ASSERT_EXPR <name, expr OP limit>.
17443 (register_edge_assert_for_2): New helper registering
17444 asserts for comparisons. Recognize range tests of the form
17445 (unsigned)i - CST1 OP CST2.
17446 (register_edge_assert_for_1): Use it.
17447 (register_edge_assert_for): Likewise.
17448 (needs_overflow_infinity): Integer sub-types
17449 do not need overflow infinities.
17450 (vrp_val_is_max): The extreme values of integer sub-types
17451 are those of the base type.
17452 (vrp_val_is_min): Likewise.
17453 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17456 2008-03-28 Nick Clifton <nickc@redhat.com>
17459 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17460 Return GENERAL_REGS for stack adjustment reloads.
17462 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17465 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17466 const_vector when all the vectors are constant.
17468 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17470 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17472 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17473 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17475 (s<code>_sf): Use new scc_sf attribute for opcode names.
17477 2008-03-27 Tom Tromey <tromey@redhat.com>
17479 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17480 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17481 config/spu/t-spu-elf, config/i386/t-interix,
17482 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17483 config/i386/x-darwin, config/i386/x-mingw32,
17484 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17485 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17486 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17487 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17488 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17489 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17490 config/score/t-score-elf, config/arm/t-strongarm-pe,
17491 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17492 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17493 Revert automatic dependency patch.
17495 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17498 * config/i386/i386.c (ix86_function_arg_boundary): Align
17499 decimal floating point to its natural boundary.
17501 2008-03-27 Richard Guenther <rguenther@suse.de>
17503 PR middle-end/35716
17504 * fold-const.c (fold_comparison): Restrict distinct decl
17505 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17506 solely rely on operand_equal_p.
17508 2008-03-27 Richard Guenther <rguenther@suse.de>
17511 * c-common.c (handle_weak_attribute): Reject combination of
17514 2008-03-27 Richard Guenther <rguenther@suse.de>
17516 PR tree-optimization/32810
17517 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17518 conversions from DECL_INITIAL.
17519 (fold_const_aggregate_ref): Likewise from constructor elements.
17521 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17523 * tree-affine.h (aff_combination_expand): Declare.
17524 (get_inner_reference_aff): Likewise.
17525 * tree-affine.c (aff_combination_expand): Split out from
17526 tree_to_aff_combination_expand.
17527 (get_inner_reference_aff): New function.
17528 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17529 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17530 (struct lim_aux_data): sm_done field removed.
17531 (mem_ref_loc_p, mem_ref_locs_p): New types.
17532 (struct mem_ref): Added id, stored, accesses_in_loop,
17533 indep_loop, dep_loop, indep_ref, dep_ref fields.
17534 Removed is_stored, locs and next fields.
17535 (memory_accesses): New variable.
17536 (movement_possibility): Do not allow moving statements
17537 that store to memory.
17538 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17540 (determine_max_movement): For statements with memory references,
17541 find the outermost loop in that the reference is independent.
17542 (move_computations_stmt): Mark the virtual operands for renaming.
17543 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17544 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17545 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17546 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17547 create_vop_ref_mapping, analyze_memory_references,
17548 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17549 get_all_locs_in_loop, ref_always_accessed_p,
17550 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17551 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17552 store_motion_loop, store_motion): New functions.
17553 (struct vop_to_refs_elt): New type.
17554 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17555 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17556 (schedule_sm): Replaced by...
17557 (execute_sm): ... this.
17558 (determine_lsm_ref, hoist_memory_references,
17559 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17560 find_more_ref_vops, free_mem_ref, free_mem_refs,
17561 determine_lsm_loop, determine_lsm): Removed.
17562 (tree_ssa_lim_finalize): Free data structures used by store motion.
17563 (tree_ssa_lim): Call analyze_memory_references. Use
17564 store_motion instead of determine_lsm.
17566 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17568 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17569 rename tmake_file to m68hc11/t-m68hc11.
17570 (mcore): Set inhibit_libc to true.
17571 * config.host (alpha*-dec-*vms*): Set extra_programs.
17572 (interix3*): Don't use host_xmake_file.
17573 * configure.ac: Let config.gcc override inhibit_libc.
17574 * configure: Regenerate.
17576 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17577 * config/t-openbsd-thread: Remove commented out lines.
17579 * config/x-interix: Remove.
17581 * config/m68hc11/t-m68hc11-gas: Rename to...
17582 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17584 * config/mcore/t-mcore: Remove T_CFLAGS.
17585 * config/mcore/t-mcore-pe: Likewise.
17587 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17589 * configure.ac: Replace custom __GNU_SOURCE test with
17590 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17591 * aclocal.m4: Regenerate.
17592 * configure: Regenerate.
17593 * config.in: Regenerate.
17595 2008-03-27 Richard Guenther <rguenther@suse.de>
17597 * fold-const.c (target.h): Include.
17598 (fold_comparison): Fold comparison of addresses of decls
17599 that bind locally or of constants. Consolidate address folding code.
17600 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17601 results from fold_binary_to_constant.
17602 (compare_values_warnv): Likewise.
17604 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17606 PR middle-end/35429
17607 * fold-const.c (fold_truthop): Check for integeral types when folding
17608 a == 0 && b == 0 and a != 0 || b != 0 .
17610 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17612 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17614 2008-03-26 Andreas Schwab <schwab@suse.de>
17616 * doc/invoke.texi: Fix use of @item vs. @itemx.
17618 2008-03-26 Tom Tromey <tromey@redhat.com>
17620 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17621 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17622 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17623 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17624 build/genconstants.o, build/genemit.o, build/genextract.o,
17625 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17626 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17629 2008-03-26 Richard Guenther <rguenther@suse.de>
17632 2008-03-26 Richard Guenther <rguenther@suse.de>
17634 * fold-const.c (target.h): Include.
17635 (fold_comparison): Fold comparison of addresses of two decls
17636 that bind locally. Consolidate address folding code.
17638 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17640 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17641 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17642 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17643 dconstsqrt2, dconstthird, dconste and/or dconst10.
17644 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17645 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17646 dconstsqrt2, dconste): Delete.
17647 (init_emit_once): Likewise. Simplify initializing dconstm1.
17649 * real.c (get_real_const): New.
17650 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17651 dconstsqrt2, dconste): Delete.
17652 (real_value_const, get_real_const): New.
17654 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17656 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17658 * config/i386/i386.c (ix86_function_arg_boundary): Check
17659 BIGGEST_ALIGNMENT instead of 128.
17660 (setup_incoming_varargs_64): Likewise.
17662 2008-03-26 Tom Tromey <tromey@redhat.com>
17664 * Makefile.in (DEPFILES): Add missing '/'.
17666 2008-03-26 Richard Guenther <rguenther@suse.de>
17668 * fold-const.c (target.h): Include.
17669 (fold_comparison): Fold comparison of addresses of two decls
17670 that bind locally. Consolidate address folding code.
17672 2008-03-26 Nick Clifton <nickc@redhat.com>
17675 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17676 not allow INT+INT as a legitimate addressing mode.
17678 2008-03-26 Richard Guenther <rguenther@suse.de>
17680 * tree-flow.h (widen_bitfield): Remove declaration.
17681 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17682 (widen_bitfield): Remove function.
17683 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17686 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17689 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17692 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17694 PR rtl-optimization/35232
17695 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17696 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17697 reg_reloaded_call_part_clobbered here.
17698 (reload_regs_reach_end_p): New function.
17699 (reload_reg_rtx_for_input): New variable.
17700 (reload_reg_rtx_for_output): Likewise.
17701 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17702 when reassigning a pseudo register. Load reloadreg from
17703 reload_reg_rtx_for_input, moving the mode and register
17705 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17706 instead of the original when deciding whether an input reload
17707 would be a no-op or whether an output reload can be deleted.
17708 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17709 when setting up new_spill_reg_store. Load it from
17710 reload_reg_rtx_for_output, moving the mode and register
17712 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17713 instead of the original when deciding whether an output reload
17714 would be a no-op. Do the same when modifying insn notes.
17715 Use rtx_equal_p instead of == to compare the registers.
17716 (inherit_piecemeal_p): Take a mode and two register numbers
17718 (emit_reload_insns): Clear new_spill_reg_store for every hard
17719 register in the reload register. Remove spill registers
17720 from reg_reloaded_valid before considering whether to record
17721 inheritance information for them. Use reload_reg_rtx_for_output
17722 instead of reg_rtx when recording output reloads. Use
17723 reload_reg_rtx_for_input instead of reg_rtx when recording
17724 input reloads. Set or clear reg_reloaded_call_part_clobbered
17725 at the same time as setting reg_reloaded_valid.
17726 (delete_output_reload): Add a new_reload_reg parameter and use it
17727 instead of rld[j].reg_rtx.
17728 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17731 2008-03-25 Tom Tromey <tromey@redhat.com>
17733 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17734 (build/genattr.o): Likewise.
17735 (build/genattrtab.o): Likewise.
17736 (build/gencodes.o): Likewise.
17737 (build/genconfig.o): Likewise.
17738 (build/genconstants.o): Likewise.
17739 (build/genemit.o): Likewise.
17740 (build/genextract.o): Likewise.
17741 (build/genflags.o): Likewise.
17743 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17745 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17746 instead of size_int for integer types.
17747 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17748 to match type of MINUS_EXPR.
17750 2008-03-25 Tom Tromey <tromey@redhat.com>
17752 * configure: Rebuilt.
17753 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17756 2008-03-25 Tom Tromey <tromey@redhat.com>
17758 * config/x-solaris (host-solaris.o): Update.
17759 * config/x-linux (host-linux.o): Update.
17760 * config/x-hpux (host-hpux.o): Update.
17761 * config/x-darwin (host-darwin.o): Update.
17762 * config/v850/t-v850e (v850-c.o): Update.
17763 * config/v850/t-v850 (v850-c.o): Update.
17764 * config/t-vxworks (vxworks.o): Update.
17765 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17766 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17767 * config/spu/t-spu-elf (spu-c.o): Update.
17769 * config/sh/t-symbian (sh-c.o): Update.
17770 (symbian.o): Update.
17771 * config/sh/t-sh (sh-c.o): Update.
17772 * config/score/t-score-elf (score7.o, score3.o): Update.
17773 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17774 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17775 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17776 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17777 (rs6000.o): Remove.
17778 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17779 * config/m32c/t-m32c (m32c-pragma.o): Update.
17780 * config/ia64/t-ia64 (ia64-c.o): Update.
17781 * config/i386/x-mingw32 (host-mingw32.o): Update.
17782 * config/i386/x-i386 (driver-i386.o): Update.
17783 * config/i386/x-darwin (host-i386-darwin.o): Update.
17784 * config/i386/x-cygwin (host-cygwin.o): Update.
17785 * config/i386/t-nwld (nwld.o): Update.
17786 * config/i386/t-netware (netware.o): Update.
17787 * config/i386/t-interix (winnt.o): Update.
17788 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17789 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17790 msformat-c.o): Update.
17791 * config/bfin/t-bfin-linux (generated_files): Add
17792 linux-sysroot-suffix.h.
17793 * config/arm/t-wince-pe (pe.o): Update.
17794 * config/arm/t-strongarm-pe (pe.o): Update.
17795 * config/arm/t-pe (pe.o): Update.
17796 * config/arm/t-arm (arm-c.o): Update.
17797 * doc/install.texi (Prerequisites): Require make 3.80.
17798 * Makefile.in: Remove .o targets.
17799 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17800 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17801 (simple_generated_h, simple_generated_c): Move earlier.
17802 (generated_files): New variable.
17803 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17804 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17805 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17806 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17807 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17808 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17809 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17810 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17811 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17812 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17813 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17814 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17816 (COMPILE.base, COMPILE): New variables.
17817 (%.o): New pattern rule.
17818 (ALL_HOST_OBJS): New variable.
17819 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17820 (dummy-checksum.o, cc1-checksum.o): Remove.
17821 (DRIVER_SHLIB): New variable.
17822 (DRIVER_DEFINES): Use it.
17823 (gencondmd.c): Move out of build/.
17824 (s-conditions): Update.
17825 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17826 (ALL_BUILD_OBJS): Likewise.
17827 (build/%.o): Use BUILDCOMPILE.
17828 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17829 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17830 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17831 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17832 build/genconfig.o, build/genconstants.o, build/genemit.o,
17833 build/genextract.o, build/genflags.o, build/genmddeps.o,
17834 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17835 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17836 build/gen-protos.o, build/scan.o, build/fix-header.o,
17837 build/scan-decls.o): Simplify.
17838 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17839 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17840 prefix.o, toplev.o): Reduce to variable setting.
17841 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17842 ($(out_object_file), gcc-options.o): New targets.
17843 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17844 * configure: Rebuilt.
17845 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17846 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17848 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17850 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17851 complain when we hit an error, return ERROR_MARK_NODE.
17853 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17855 * config/sh/constraints.md (Pso, Psz): New constraints.
17856 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17857 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17859 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17861 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17862 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17864 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17866 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17867 (prefetch_sh2a): New.
17869 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17870 Naveen.H.S <naveen.hs@kpitcummins.com>
17872 * config/sh/constraints.md (I28): New constraint.
17873 * config/sh/sh.c (broken_move): Add support for movi20s.
17874 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17876 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17877 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17878 Naveen.H.S <naveen.hs@kpitcummins.com>
17880 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17881 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17882 (print_operand): Handle resbank in %@ operand code.
17883 (sh_encode_section_info): New.
17884 (push_regs): Add conditions for resbank.
17885 (sh_expand_epilogue): Likewise.
17886 (sh_insert_attributes): Likewise.
17887 (sh_attribute_table): Likewise.
17888 (sh_handle_resbank_handler_attribute): New.
17889 (sh2a_handle_function_vector_handler_attribute): New.
17890 (sh2a_is_function_vector_call): New.
17891 (sh2a_get_function_vector_number): New.
17892 (sh2a_function_vector_p): New.
17893 (sh_cfun_resbank_handler_p): New.
17894 * config/sh/sh.md (calli): Emit jsr/n if possible.
17895 (calli_tbr_rel): New.
17896 (calli_pcrel): Emit jsr/n if possible.
17897 (return_i): Emit rts/n if possible.
17898 (call_valuei_tbr_rel): New.
17899 (call_valuei_pcrel): Add condition for SH2A target.
17900 (call_value): Likewise.
17901 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17902 (sh2a_get_function_vector_number): Likewise.
17903 (sh2a_is_function_vector_call): Likewise.
17904 * doc/extend.texi: Document TBR relative addressing of SH2A.
17905 (resbank): Add description for SH2A.
17907 2008-03-24 Richard Guenther <rguenther@suse.de>
17910 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17911 pointer assignments change conversions according to middle-end rules.
17912 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17913 * configure.ac: Include type checking in yes.
17914 * configure: Regenerate.
17916 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17918 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17919 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17921 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17923 * gthr-vxworks.h (UNUSED): Define.
17925 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17927 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17929 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17931 * doc/extend.texi (Function Attributes): Add missing comma in the
17932 example of the "alloc_size" attribute.
17934 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17937 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17939 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17942 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17945 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17946 of the underlying type of a MS bitfield layout to the natural
17947 alignment of the type.
17949 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17951 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17952 to their natural alignment to avoid store forwarding stalls.
17954 2008-03-22 Richard Guenther <rguenther@suse.de>
17956 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17957 For PHI nodes verify the address is invariant.
17958 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17959 (get_symbol_constant_value): Use is_gimple_min_invariant.
17960 (maybe_fold_stmt_indirect): Likewise.
17962 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17964 PR rtl-optimization/33927
17965 * Makefile.in (dse.o): Depend on $(TM_P_H).
17966 * expr.h (extract_low_bits): Declare.
17967 * expmed.c (extract_low_bits): New function.
17968 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17969 * dse.c: Include tm_p.h.
17970 (find_shift_sequence): Remove the read_reg argument and return the
17971 read value. Emit the instructions instead of returning them.
17972 Iterate on new_mode rather than calculating it each time.
17973 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17974 source to NEW_MODE and extract_low_bits to convert the shifted
17975 value to READ_MODE.
17976 (replace_read): Allow the load and store to have different mode
17977 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17978 or extraction instructions before trying the replacement. Update
17979 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17981 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17983 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17984 to their natural alignment to avoid store forwarding stalls.
17986 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17989 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17990 encouraging but not allowing gprs for input;
17991 change the input constraint to !f#r.
17992 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17994 change the output constraint to !f#r.
17996 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17999 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18000 corresponding post-reload splitters.
18001 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18002 when x87 FP math is selected.
18003 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18004 New function prototype.
18005 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18006 unreachable function to ease macroization of insn patterns.
18008 2008-03-21 Martin Jambor <mjambor@suse.cz>
18010 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18011 reference dumps if ddr is NULL or dependence is unknown.
18013 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18015 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18016 unsigned extension into account.
18017 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18018 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18019 Do computations on a scratch register.
18021 2008-03-21 Richard Guenther <rguenther@suse.de>
18023 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18024 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18025 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18026 * tree-ssa-dom.c (record_equality): Likewise.
18027 * tree-inline.c (copy_body_r): Likewise.
18028 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18031 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18033 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18034 as 'delete_unused' argument.
18036 2008-03-20 Richard Guenther <rguenther@suse.de>
18038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18039 special casing of constant qualifiers.
18040 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18041 care about them in general.
18042 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18043 regardless of their type.
18044 (fold_stmt_r): Forcefully fold *& if we end up with that.
18046 2008-03-20 Paul Brook <paul@codesourcery.com>
18048 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18049 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18051 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18053 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18054 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18056 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18058 * common.opt (Wmudflap): New option.
18059 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18060 (mx_register_decls): Likewise.
18061 (mudflap_finish_file): Likewise.
18062 * doc/invoke.texi: Document -Wno-mudflap.
18064 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18066 * c-format.c (replace_format_name_to_system_name): New.
18067 (cmp_attribs): New.
18068 (convert_format_name_to_system_name): New.
18069 (decode_format_attr): Add use of convert_format_name_to_system_name.
18070 (format_types_orig): Add gnu_ prefix to names.
18071 (check_format_info_main): Special treating of \0 escaped names for
18072 supporting multi-character format specifiers as I32, I64.
18073 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18074 (gnu_target_overrides_format_attributes): New.
18075 * c-format.h: Add structure target_ovr_attr to hold
18076 system specific formatter names.
18077 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18078 msformat-c.o file to c_target_objs and cxx_target_objs.
18079 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18080 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18081 (TARGET_N_FORMAT_TYPES): New.
18082 * config/i386/msformat-c.c: New.
18083 * config/i386/t-cygming: Add build rule for msformat-c.o.
18084 * doc/extend.texi: Add new format names gnu_* and ms_* and
18086 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18088 2008-03-20 Ira Rosen <irar@il.ibm.com>
18090 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18091 optimizations turned on under -O3.
18092 (ftree-vectorize): Add that the flag is turned on with -O3.
18094 2008-03-20 Ben Elliston <bje@au.ibm.com>
18096 * regmove.c (try_auto_increment): Fix spelling error in comment.
18097 * final.c (final_scan_insn): Likewise.
18099 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18102 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18103 allocator preferences for "y" and "r" class registers.
18104 ("*mov<mode>_internal"): Ditto.
18105 ("*movv2sf_internal_rex64"): Ditto.
18106 ("*movv2sf_internal"): Ditto.
18108 2008-03-19 Michael Matz <matz@suse.de>
18110 PR middle-end/35616
18111 * calls.c (expand_call): Check overlap of arguments with call
18112 address for sibcalls.
18114 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18117 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18118 of the underlying type of a MS bitfield layout to the natural
18119 alignment of the type.
18121 2008-03-19 Jan Hubicka <jh@suse.cz>
18124 * toplev.c (decode_d_option): Handle all CPP flags.
18125 * tree-vrp.c: Update tree_pass descriptors.
18126 * regrename.c: Update tree_pass descriptors.
18127 * fwprop.c: Update tree_pass descriptors.
18128 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18129 * tree-into-ssa.c: Update tree_pass descriptors.
18130 * tree-dump.c: Update tree_pass descriptors.
18131 * tree-complex.c: Update tree_pass descriptors.
18132 * tree-dump.h: Update tree_pass descriptors.
18133 * see.c: Update tree_pass descriptors.
18134 * cgraphbuild.c: Update tree_pass descriptors.
18135 * tracer.c: Update tree_pass descriptors.
18136 * tree-loop-distribution.c: Update tree_pass descriptors.
18137 * cgraph.c: Update tree_pass descriptors.
18138 * postreload-gcse.c: Update tree_pass descriptors.
18139 * postreload.c: Update tree_pass descriptors.
18140 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18141 * tree-tailcall.c: Update tree_pass descriptors.
18142 * tree-pass.h (tree_opt_pass): Rename to ...
18143 (opt_pass) ... this one; add "type" field and remove letter field.
18144 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18145 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18146 all_lowering_passes): Update declaration.
18147 * ipa-cp.c: Update tree_pass descriptors.
18148 * final.c: Update tree_pass descriptors.
18149 * omp-low.c: Update tree_pass descriptors.
18150 * tree-ssa-dse.c: Update tree_pass descriptors.
18151 * ipa-reference.c: Update tree_pass descriptors.
18152 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18153 * auto-inc-dec.c: Update tree_pass descriptors.
18154 * reorg.c: Update tree_pass descriptors.
18155 * cgraphunit.c: Update tree_pass descriptors.
18156 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18157 * tree-ssa-ccp.c: Update tree_pass descriptors.
18158 * df-core.c: Update tree_pass descriptors.
18159 * mode-switching.c: Update tree_pass descriptors.
18160 * tree-nomudflap.c: Update tree_pass descriptors.
18161 * modulo-sched.c: Update tree_pass descriptors.
18162 * ipa-pure-const.c: Update tree_pass descriptors.
18163 * cse.c: Update tree_pass descriptors.
18164 * web.c: Update tree_pass descriptors.
18165 * tree-stdarg.c: Update tree_pass descriptors.
18166 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18167 * tree-ssa-dom.c: Update tree_pass descriptors.
18168 * tree-nrv.c: Update tree_pass descriptors.
18169 * tree-ssa-alias.c: Update tree_pass descriptors.
18170 * loop-init.c: Update tree_pass descriptors.
18171 * gimple-low.c: Update tree_pass descriptors.
18172 * ipa-inline.c: Update tree_pass descriptors.
18173 * tree-ssa-sink.c: Update tree_pass descriptors.
18174 * global.c: Update tree_pass descriptors.
18175 * ifcvt.c: Update tree_pass descriptors.
18176 * jump.c: Update tree_pass descriptors.
18177 * predict.c: Update tree_pass descriptors.
18178 * tree-ssa-loop.c: Update tree_pass descriptors.
18179 * recog.c: Update tree_pass descriptors.
18180 * dse.c: Update tree_pass descriptors.
18181 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18182 * tree-eh.c: Update tree_pass descriptors.
18183 * regmove.c: Update tree_pass descriptors.
18185 * function.c: Update tree_pass descriptors.
18186 * tree-vectorizer.c: Update tree_pass descriptors.
18187 * gcse.c: Update tree_pass descriptors.
18188 * ipa-type-escape.c: Update tree_pass descriptors.
18189 * tree-if-conv.c: Update tree_pass descriptors.
18190 * init-regs.c: Update tree_pass descriptors.
18191 * ipa.c: Update tree_pass descriptors.
18192 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18193 * rtl-factoring.c: Update tree_pass descriptors.
18194 * lower-subreg.c: Update tree_pass descriptors.
18195 * bt-load.c: Update tree_pass descriptors.
18196 * tree-dfa.c: Update tree_pass descriptors.
18197 * except.c: Update tree_pass descriptors.
18198 * emit-rtl.c: Update tree_pass descriptors.
18199 * cfgexpand.c: Update tree_pass descriptors.
18200 * tree-cfgcleanup.c: Update tree_pass descriptors.
18201 * cfgcleanup.c: Update tree_pass descriptors.
18202 * tree-ssa-pre.c: Update tree_pass descriptors.
18203 * tree-sra.c: Update tree_pass descriptors.
18204 * tree-mudflap.c: Update tree_pass descriptors.
18205 * tree-ssa-copy.c: Update tree_pass descriptors.
18206 * cfglayout.c: Update tree_pass descriptors.
18207 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18208 * tree-ssa-dce.c: Update tree_pass descriptors.
18209 * tree-ssa.c: Update tree_pass descriptors.
18210 * regclass.c: Update tree_pass descriptors.
18211 * integrate.c: Update tree_pass descriptors.
18212 * tree-optimize.c: Update tree_pass descriptors.
18213 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18214 * tree-object-size.c: Update tree_pass descriptors.
18215 * combine.c: Update tree_pass descriptors.
18216 * tree-outof-ssa.c: Update tree_pass descriptors.
18217 * bb-reorder.c: Update tree_pass descriptors.
18218 * stack-ptr-mod.c: Update tree_pass descriptors.
18219 * var-tracking.c: Update tree_pass descriptors.
18220 * tree-profile.c: Update tree_pass descriptors.
18221 * tree-vect-generic.c: Update tree_pass descriptors.
18222 * reg-stack.c: Update tree_pass descriptors.
18223 * sched-rgn.c: Update tree_pass descriptors.
18224 * tree-ssa-structalias.c: Update tree_pass descriptors.
18225 * tree-cfg.c: Update tree_pass descriptors.
18226 * passes.c (current_pass): Update declaration.
18227 (finish_optimization_passes): Update.
18228 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18229 (register_one_dump_file, register_dump_files_1, next_pass_1):
18231 (init_optimization_passes): Update handling of new types.
18232 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18233 * ipa-struct-reorg.c: Update tree_pass descriptors.
18234 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18235 * combine-stack-adj.c: Update tree_pass descriptors.
18236 * cfgrtl.c: Update tree_pass descriptors.
18237 * dce.c: Update tree_pass descriptors.
18238 * tree-ssanames.c: Update tree_pass descriptors.
18240 2008-03-19 Richard Guenther <rguenther@suse.de>
18242 PR middle-end/35609
18243 * tree-ssa.c (walk_data): New structure.
18244 (warn_uninitialized_var): If not always_executed warn with "maybe"
18246 (execute_early_warn_uninitialized): Compute post-dominators.
18247 Initialize always_executed before processing each basic block.
18249 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18252 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18253 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18255 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18257 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18259 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18261 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18263 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18264 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18265 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18266 target after ignore has been set, and move there also the commputation
18267 of subtarget and original_target.
18268 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18269 (LANG_HOOKS_INITIALIZER): Remove it.
18270 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18272 2008-03-18 Richard Guenther <rguenther@suse.de>
18274 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18275 found an expression with constants, note that in the VN for the lhs.
18276 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18277 fold them to constants if possible. Run cleanup_cfg if done so.
18278 (execute_pre): Return todo.
18279 (do_pre): Likewise.
18280 (execute_fre): Likewise.
18281 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18283 (get_prop_source_stmt): Look through pointer conversions.
18285 2008-03-18 Jan Hubicka <jh@suse.cz>
18287 * tree-pretty-print.c: Include predict.h.
18288 (dump_generic_node): Dump predictor.
18289 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18290 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18291 * gimple-low.c (lower_stmt): Likewise.
18292 * expr.c (expand_expr_real): Likewise.
18293 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18295 (build_predict_expr, build_predict_expr): New.
18296 * predict.h (predictor_name, build_predict_expr): Update.
18297 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18298 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18299 * predict.def (PRED_CONTINUE): Update hitrate.
18300 * tree.def (PREDICT_EXPR): Define.
18301 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18302 do not handle BIND_EXPR.
18303 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18304 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18305 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18308 2008-03-18 Michael Matz <matz@suse.de>
18310 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18312 2008-03-18 Richard Guenther <rguenther@suse.de>
18314 * tree-gimple.h (is_gimple_invariant_address): Declare.
18315 (is_gimple_constant): Likewise.
18316 * tree-gimple.c (is_gimple_constant): New function.
18317 (is_gimple_invariant_address): Likewise.
18318 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18319 and is_gimple_invariant_address.
18320 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18322 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18323 an addressable base.
18325 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18327 PR middle-end/35611
18328 * gimplify.c (gimplify_expr): Gimplify second operand of
18331 2008-03-17 Richard Guenther <rguenther@suse.de>
18333 PR tree-optimization/19637
18334 * fold-const.c (fold_unary): Remove restrictions of removing
18335 intermediate pointer-conversions (P2)(P1)P0.
18336 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18337 conversion to void pointer.
18338 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18340 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18343 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18344 emulated thread local variables.
18346 2008-03-16 Richard Guenther <rguenther@suse.de>
18348 PR middle-end/35607
18349 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18350 expand TREE_INVARIANT operations that are not gimple invariant.
18352 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18354 * doc/extend.texi (Alignment): Say that the ABI controls
18355 the __alignof__ for non-strict-alignment targets rather
18356 than being a recommendation.
18358 2008-03-15 Paul Brook <paul@codesourcery.com>
18360 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18362 (arm_output_fn_unwind): Mark functions that can not be unwound.
18364 2008-03-15 Paul Brook <paul@codesourcery.com>
18366 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18367 extension instructions.
18369 2008-03-15 Richard Guenther <rguenther@suse.de>
18371 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18372 and fold constant aggregate refs.
18373 (fold_const_aggregate_ref): Handle string constants
18374 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18375 (evaluate_stmt): Simplify now that ccp_fold folds constant
18378 2008-03-15 Paul Brook <paul@codesourcery.com>
18380 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18381 (extzv): Use gen_extzv_t2.
18382 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18384 2008-03-15 Richard Guenther <rguenther@suse.de>
18386 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18387 (fold_const_aggregate_ref): Likewise.
18388 (get_value): Return NULL if we don't have any values.
18389 (ccp_finalize): Set const_val to NULL after freeing it.
18390 * tree-flow.h (get_symbol_constant_value): Declare.
18391 (fold_const_aggregate_ref): Likewise.
18392 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18394 2008-03-15 Richard Guenther <rguenther@suse.de>
18396 PR middle-end/35593
18397 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18398 to not produce negative array indices if not allowed. Add
18399 parameter to indicate that.
18400 (maybe_fold_offset_to_component_ref): Allow negative array
18401 indices only for the first member of a structure.
18402 (maybe_fold_offset_to_reference): Allow negative array indices.
18403 (maybe_fold_stmt_addition): Likewise.
18405 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18406 Anatoly Sokolov <aesok@post.ru>
18408 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18409 (avr_arch): Add ARCH_AVR6.
18410 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18411 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18412 instead of fixed value 2.
18413 (print_operand_address): Use gs() asm specifier instead of pm().
18414 (avr_assemble_integer): (Ditto.).
18415 (avr_output_addr_vec_elt): (Ditto.).
18416 (print_operand): Handle "!" code.
18417 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18418 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18419 (AVR_HAVE_EIJMP_EICALL): Define.
18420 (AVR_3_BYTE_PC): Redefine.
18421 (AVR_2_BYTE_PC): (Ditto.).
18422 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18423 (LINK_SPEC): Add atmega2560 and atmega2561.
18424 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18426 * config/avr/avr.md (call_insn): Use eicall instead of icall
18427 for 3 byte PC devices.
18428 (call_value_insn): (Ditto.).
18429 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18430 (indirect_jump): Use only for for 2 byte PC devices.
18431 (*tablejump): (Ditto.).
18432 (*indirect_jump_avr6): Add insn.
18433 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18434 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18435 instead of ijmp for 3 byte PC devices.
18436 (__tablejump2__): (Ditto.).
18437 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18438 (MULITLIB_DIRNAMES): (Ditto.).
18439 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18441 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18443 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18444 "sse2_umulsidi3". Use V1DI mode for operand 0.
18445 ("mmx_psadbw"): Use V1DI mode for operand 0.
18446 * config/i386/i386-modes.def (V1SI): New vector mode.
18447 * config/i386/i386.c (struct builtin_description)
18448 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18449 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18450 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18451 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18452 v1di_ftype_v8qi_v8qi type.
18453 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18455 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18456 __builtin_ia32_pmuludq]: Fix the mode of return value.
18458 2008-03-15 Richard Guenther <rguenther@suse.de>
18460 PR middle-end/35595
18461 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18464 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18466 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18467 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18468 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18469 unless TARGET_SERIALIZE_VOLATILE is enabled.
18470 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18471 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18472 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18474 2008-03-14 Richard Guenther <rguenther@suse.de>
18476 PR tree-optimization/34172
18477 * tree-flow.h (refs_may_alias_p): Declare.
18478 (get_single_def_stmt): Likewise.
18479 (get_single_def_stmt_from_phi): Likewise.
18480 (get_single_def_stmt_with_phi): Likewise.
18481 * tree-dfa.c (refs_may_alias_p): New function.
18482 (get_single_def_stmt): Likewise.
18483 (get_single_def_stmt_from_phi): Likewise.
18484 (get_single_def_stmt_with_phi): Likewise.
18485 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18486 (vn_reference_lookup_1): New helper function.
18487 (vn_reference_lookup): Walk the virtual use-def chain to
18488 continue searching for a match if the def does not alias the
18489 reference we are looking for.
18491 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18493 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18494 archive and Perzl. Update The Written Word listing.
18496 2008-03-14 Richard Guenther <rguenther@suse.de>
18498 PR tree-optimization/34043
18499 PR tree-optimization/33989
18500 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18502 (bitmap_find_leader): Use extra argument to verify dominance
18503 relationship inside a basic-block.
18504 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18505 (find_leader_in_sets): Adjust.
18506 (create_component_ref_by_pieces): Take extra argument for
18507 dominance check, handle lookup failures.
18508 (find_or_generate_expression): Likewise.
18509 (create_expression_by_pieces): Likewise.
18510 (insert_into_preds_of_block): Adjust.
18511 (create_value_expr_from): If asked for, verify all operands
18512 are in the blocks AVAIL_OUT set.
18513 (make_values_for_stmt): Check for SSA_NAMEs that are life
18514 over an abnormal edge.
18515 (compute_avail): Remove such check.
18516 (do_SCCVN_insertion): New function.
18517 (eliminate): If we do not find a leader suitable for replacement
18518 insert a replacement expression from SCCVN if available.
18519 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18520 (struct vn_ssa_aux): Add needs_insertion flag.
18521 * tree-ssa-sccvn.c (may_insert): New global flag.
18522 (copy_reference_ops_from_ref): Value-number union member access
18523 based on its size, not type and member if insertion is allowed.
18524 (visit_reference_op_load): For a weak match from union type
18525 punning lookup a view-converted value and insert a SSA_NAME
18526 for that value if that is not found.
18527 (visit_use): Make dumps shorter. Do not disallow value numbering
18528 SSA_NAMEs that are life over an abnormal edge to constants.
18529 (free_scc_vn): Release inserted SSA_NAMEs.
18530 (run_scc_vn): New flag to specify whether insertion is allowed.
18531 Process SSA_NAMEs in forward order.
18532 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18533 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18534 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18535 pointer type to/from integral types that do not change the
18536 precision to regular conversions.
18538 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18540 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18541 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18542 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18543 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18544 input arguments and the mode of return value. Built-in functions
18545 that operate on whole 64-bit MMX register now use V1DI mode.
18547 2008-03-13 Alon Dayan <alond@il.ibm.com>
18548 Olga Golovanevsky <olga@il.ibm.com>
18550 PR tree-optimization/35041
18551 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18552 to locate the right position in a statement.
18554 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18558 * config/i386/xmmintrin.h: Change all static inline functions to
18559 extern inline and add __gnu_inline__ attribute.
18560 * config/i386/bmintrin.h: Ditto.
18561 * config/i386/smmintrin.h: Ditto.
18562 * config/i386/tmmintrin.h: Ditto.
18563 * config/i386/mmintrin-common.h: Ditto.
18564 * config/i386/ammintrin.h: Ditto.
18565 * config/i386/emmintrin.h: Ditto.
18566 * config/i386/pmmintrin.h: Ditto.
18567 * config/i386/mmintrin.h: Ditto.
18568 * config/i386/mm3dnow.h: Ditto.
18570 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18572 PR middle-end/35185
18573 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18574 (lower_omp_2): New function.
18575 (lower_omp_1, lower_omp): Rewritten.
18577 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18580 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18581 with the phrase "Microsoft Windows compilers".
18582 (Push/Pop Macro Pragmas): New subsection. Document
18583 #pragma push_macro and pragma pop_macro.
18585 2008-03-12 Paul Brook <paul@codesourcery.com>
18587 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18589 2008-03-12 Paul Brook <paul@codesourcery.com>
18591 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18592 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18593 (thumb2_addsi_shortim): Rename ...
18594 (thumb2_addsi_short): ... to this. Allow register operands.
18595 (thumb2_subsi_short): New pattern.
18596 (thumb2_one_cmplsi2_short,
18597 thumb2_negsi2_short): New patterns and peepholes.
18599 2008-03-12 Paul Brook <paul@codesourcery.com>
18601 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18603 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18605 * config/i386/i386.md (int_cond): New code iterator.
18607 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18608 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18609 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18610 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18611 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18612 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18613 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18614 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18616 2008-03-12 Paul Brook <paul@codesourcery.com>
18618 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18619 instead of {arm,thumb}_compute_save_reg_mask.
18620 (output_return_instruction): Ditto.
18621 (thumb_unexpanded_epilogue): Ditto.
18622 (thumb1_expand_prologue): Ditto.
18623 (thumb1_output_function_prologue): Ditto.
18624 (arm_set_return_address): Ditto.
18625 (thumb_set_return_address): Ditto.
18626 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18627 regs to achieve stack alignment.
18628 (thumb1_compute_save_reg_mask): Fix compiler warning.
18629 (arm_output_epilogue): Use offsets->saved_regs_mask.
18630 Adjust stack pointer by poping call clobered registers.
18631 (arm_expand_prologue): Use offsets->saved_regs_mask.
18632 Adjust stack pointer by pushing extra registers.
18633 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18635 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18638 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18639 conversion to the operands of a multiplication.
18641 2008-03-12 Richard Guenther <rguenther@suse.de>
18643 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18644 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18645 * timevar.def (TV_TREE_PHIPROP): Add.
18646 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18647 pass description. Use TV_TREE_PHIPROP.
18648 * tree-ssa-forwprop.c: Remove phiprop code.
18650 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18652 PR middle-end/35549
18653 * omp-low.c (maybe_lookup_decl): Constify first argument.
18654 (use_pointer_for_field): Change last argument from bool to
18655 omp_context *. Disallow shared copy-in/out in nested
18656 parallel if decl is shared in outer parallel too.
18657 (build_outer_var_ref, scan_sharing_clauses,
18658 lower_rec_input_clauses, lower_copyprivate_clauses,
18659 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18661 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18662 Ira Rosen <irar@il.ibm.com>
18664 * tree-vectorizer.c (free_stmt_vec_info): New function.
18665 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18666 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18667 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18668 * tree-vect-transform.c (vectorizable_conversion): Free
18669 vec_oprnds0 if it was allocated.
18670 (vect_permute_store_chain): Remove unused VECs.
18671 (vectorizable_store): Free VECs that are allocated in the..
18673 (vect_transform_strided_load, vectorizable_load): Likewise.
18674 (vect_remove_stores): Simplify the code.
18675 (vect_transform_loop): Move code to vect_remove_stores().
18676 Call vect_remove_stores() and free_stmt_vec_info().
18678 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18680 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18681 TARGET_HPUX. Revise comment.
18682 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18683 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18684 Use sr4 variant of `be' instruction when not generating PIC code.
18685 (attr_length_call): Adjust for above change.
18687 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18689 * ipa-reference.c (static_execute): Remove module_statics_const and
18690 associated setting code.
18692 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18695 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18696 predicate for operand 1.
18697 (paritysi2_cmp): Use register_operand predicate for operand 2.
18698 Use earlyclobber modifier for operand 1. Remove support for
18700 (paritydi2_cmp): Use register_operand predicate for operand 3.
18701 Use earlyclobber modifier for operand 1. Remove support for
18704 2008-03-11 Paul Brook <paul@codesourcery.com>
18705 Vladimir Prus <vladimir@codesourcery.com>
18707 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18708 (arm_compute_save_reg0_reg12_mask): Always
18709 check if register 11 must be saved. Always safe hard frame pointer
18710 when frame_pointer_needeed.
18711 (arm_compute_save_reg_mask): Save IP and PC
18712 only with apcs frames.
18713 (arm_output_epilogue): Adjust Thumb2 codepath to
18714 be also invoked and work for ARM non-apcs frames.
18715 (arm_expand_prologue): Don't bother saving IP
18716 for non-apcs frame, since it's not clobbered by
18717 prologue code. Implement non-apcs frame
18720 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18722 PR rtl-optimization/35281
18723 * expr.c (convert_move): Use a new pseudo for the intermediate
18724 from_mode->word_mode result.
18726 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18728 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18729 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18730 * toplev.c (compile_file): Don't call it.
18732 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18734 PR middle-end/35526
18735 * expr.c (store_expr): Call emit_block_move if the mode
18736 of "temp" RTX is BLKmode.
18738 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18739 Richard Guenther <rguenther@suse.de>
18741 PR tree-optimization/31358
18742 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18743 the step with a NULL_TREE.
18744 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18745 to sizetype if type is a pointer type.
18746 (add_candidate_1): Don't convert the base and step to
18747 the generic type if the orginal type is a pointer type.
18748 (add_iv_value_candidates): Use sizetype for the step
18749 if type is a pointer type.
18750 (cand_value_at): Likewise.
18751 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18753 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18754 Don't convert the tem affine to the type.
18755 (add_elt_to_tree): Use sizetype for the step if a pointer.
18756 Use POINTER_PLUS_EXPR for pointers.
18757 (aff_combination_to_tree): Use sizetype for the step if a
18760 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18762 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18763 Remove commutativity hint.
18765 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18769 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18770 errorneous type. Check that v is a VAR_DECL.
18772 PR middle-end/35099
18773 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18775 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18777 PR tree-optimization/35494
18778 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18779 may be overriden at link and run time.
18781 2008-03-10 Richard Guenther <rguenther@suse.de>
18783 PR tree-optimization/34677
18784 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18785 (poolify_tree): Likewise.
18786 (modify_expr_template): Likewise.
18787 (poolify_modify_stmt): Likewise.
18788 (insert_fake_stores): Handle all component-ref style stores
18789 in addition to INDIRECT_REF. Also handle complex types.
18790 Do not poolify the inserted load.
18791 (realify_fake_stores): Do not rebuild the tree but only
18792 make it a SSA_NAME copy.
18793 (init_pre): Remove initialzation of modify_expr_template.
18794 Do not allocate modify_expr_node_pool.
18795 (fini_pre): Do not free modify_expr_node_pool.
18797 2008-03-10 Paul Brook <paul@codesourcery.com>
18799 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18800 to avoid conflicts.
18802 2008-03-10 Paul Brook <paul@codesourcery.com>
18803 Mark Shinwell <shinwell@codesourcery.com>
18805 * config/arm/cortex-r4.md: New.
18806 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18808 * config/arm/arm.md: Include cortex-r4.md.
18809 (insn): Add smmls, sdiv and udiv values.
18810 (generic_sched): Don't use generic scheduling for Cortex-R4.
18811 (arm_issue_rate): New function.
18812 (TARGET_SCHED_ISSUE_RATE): Define.
18814 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18816 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18818 2008-03-10 Richard Guenther <rguenther@suse.de>
18820 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18821 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18823 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18825 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18826 Set default to true.
18828 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18830 * c.opt (Wsynth): Deprecate.
18831 * doc/invoke.texi (Option Summary, Warning Options): Document
18832 -Wno-format-contains-nul.
18834 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18837 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18838 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18840 2008-03-09 Ira Rosen <irar@il.ibm.com>
18842 * config/rs6000/rs6000.c (builtin_description): Rename vector
18843 left shift operations.
18844 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18845 (altivec_vsl<VI_char>): Rename to ...
18846 (ashl<mode>3): ... new name.
18847 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18849 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18851 2008-03-08 Richard Guenther <rguenther@suse.de>
18853 * coverage.h (tree_coverage_counter_addr): Declare.
18854 * coverage.c (tree_coverage_counter_addr): New function.
18855 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18856 before using again.
18857 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18858 (tree_gen_one_value_profiler): Likewise.
18859 (tree_gen_ic_profiler): Likewise.
18860 (tree_gen_average_profiler): Likewise.
18861 (tree_gen_ior_profiler): Likewise.
18863 2008-03-08 Richard Guenther <rguenther@suse.de>
18865 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18866 (vn_binary_op_insert): Likewise.
18867 (vn_unary_op_lookup): Likewise.
18868 (vn_unary_op_insert): Likewise.
18869 (vn_nary_op_lookup): Declare.
18870 (vn_nary_op_insert): Likewise.
18871 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18872 and binary hashes, use a single obstack for unary_op_pool
18873 and binary_op_pool.
18874 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18875 a single struct vn_nary_op_s. Store tree code length and
18876 a variable number of operands.
18877 (struct vn_reference_op_struct): Remove unused op2.
18878 (vn_reference_op_eq): Do not compare op2.
18879 (vn_reference_op_compute_hash): Do not compute hash of op2.
18880 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18881 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18882 with vn_nary_op_compute_hash.
18883 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18884 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18886 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18888 (visit_unary_op): Call nary functions.
18889 (visit_binary_op): Likewise.
18890 (process_scc): Adjust for struct vn_tables_s changes.
18891 (allocate_vn_table): Likewise.
18892 (free_vn_table): Likewise.
18893 * tree-vn.c (vn_add): Call nary functions.
18894 (vn_lookup): Likewise.
18896 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18899 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18900 wdst back after sync_compare_and_swapqhi_internal.
18902 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18905 * config/i386/i386-modes.def (V1DI): New vector mode.
18906 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18907 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18908 (MMXMODE248): Ditto.
18909 (MMXMODE): Add V1DI mode.
18910 (mmxvecsize): Change DI mode to V1DI mode.
18911 ("mov<mode>): Use MMXMODEI8 mode iterator.
18912 ("*mov<mode>_internal_rex64"): Ditto.
18913 ("*mov<mode>_internal"): Ditto.
18914 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18915 ("mmx_sub<mode>3"): Ditto.
18916 ("mmx_adddi3"): Remove insn pattern.
18917 ("mmx_subdi3"): Ditto.
18918 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18919 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18920 ("mmx_ashl<mode>3"): Ditto.
18921 ("mmx_lshrdi3"): Remove insn pattern.
18922 ("mmx_ashldi3"): Ditto.
18923 * config/i386/i386.c (classify_argument): Handle V1DImode.
18924 (function_arg_advance_32): Ditto.
18925 (function_arg_32): Ditto.
18926 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18927 mmx_addv1di3 insn pattern.
18928 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18929 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18930 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18931 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18932 Remove definitions of built-in functions.
18933 (V1DI_type_node): New node.
18934 (v1di_ftype_v1di_int): Ditto.
18935 (v1di_ftype_v1di_v1di): Ditto.
18936 (v2si_ftype_v2si_si): Ditto.
18937 (v4hi_ftype_v4hi_di): Remove node.
18938 (v2si_ftype_v2si_di): Ditto.
18939 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18940 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18941 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18942 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18943 Add new builtins using def_builtin_const.
18944 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18945 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18946 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18947 * config/i386/mmintrin.h (__v1di): New typedef.
18948 (_mm_add_si64): Cast arguments to __v1di type.
18949 (_mm_sub_si64): Ditto.
18950 (_mm_sll_pi16): Cast __count to __v4hi type.
18951 (_mm_sll_pi32): Cast __count to __v2si type.
18952 (_mm_sll_si64): Cast arguments to __v1di type.
18953 (_mm_srl_pi16): Cast __count to __v4hi type.
18954 (_mm_srl_pi32): Cast __count to __v2si type.
18955 (_mm_srl_si64): Cast arguments to __v1di type.
18956 (_mm_sra_pi16): Cast __count to __v4hi type.
18957 (_mm_sra_pi32): Cast __count to __v2si type.
18958 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18959 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18960 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18961 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18962 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18963 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18964 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18965 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18966 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18967 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18968 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18969 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18971 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18973 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18975 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18978 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18979 reg+const addressing for Altivec modes. Don't generate reg+reg
18980 addressing for TFmode or TDmode quantities.
18982 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18984 * c-common.c (vector_types_convertible_p): Call langhook
18985 instead of comptypes.
18987 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18990 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18991 integral and scalar float variables which have a
18994 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18996 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18997 dwarf_register_span hook when emitting unwind information for
18998 register-to-memory saves.
18999 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19000 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19002 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19004 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19005 for the same VAR_DECL.
19007 2008-03-06 Tom Tromey <tromey@redhat.com>
19009 * treelang: Delete.
19010 * doc/standards.texi (Standards): Don't mention treelang.
19011 * doc/invoke.texi (Overall Options): Don't mention treelang.
19012 * doc/install.texi (Prerequisites): Don't mention bison or
19014 (Configuration): Don't mention treelang.
19015 (Building): Likewise.
19016 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19018 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19020 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19021 word-extractions out of a multi-word object.
19023 2008-03-06 Richard Guenther <rguenther@suse.de>
19025 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19026 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19027 result type and precision.
19028 * expr.c (get_inner_reference): Set unsignedp based on the result
19029 type of BIT_FIELD_REF.
19030 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19031 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19032 (try_instantiate_multiple_fields): Likewise. Use the correct type
19034 (sra_build_assignment): Likewise.
19035 (sra_build_elt_assignment): Likewise.
19036 (sra_explode_bitfield_assignment): Likewise.
19037 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19038 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19039 set BIT_FIELD_REF_UNSIGNED.
19040 (vectorizable_load): Likewise.
19042 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19044 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19047 2008-03-06 Richard Guenther <rguenther@suse.de>
19049 * alias.c (struct alias_set_entry): Move has_zero_child field
19050 to pack with alias_set.
19052 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19054 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19057 2008-03-05 Ian Lance Taylor <iant@google.com>
19059 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19061 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19063 * fwprop.c (update_df): Support width and offset parameters of
19065 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19066 global_conflicts): Change DF_REF_EXTRACT to either
19067 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19068 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19069 * df-scan.c (df_ref_record, df_defs_record,
19070 df_ref_create_structure, df_def_record_1, df_uses_record,
19071 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19072 df_bb_refs_collect, df_entry_block_defs_collect,
19073 df_exit_block_uses_collect): Support new width and offset fields.
19074 (ref_extract_pool): New storage pool.
19075 (df_free_ref): New function.
19076 (df_reg_chain_unlink, df_free_collection_rec,
19077 df_sort_and_compress_refs): Call df_free_ref.
19078 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19080 (df_ref_create_structure): Allocate df_ref_extract if offset and
19081 width fields are used.
19082 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19083 (df_uses_record): Get offset and width from ZERO_EXTRACT
19085 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19086 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19087 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19088 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19089 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19090 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19091 (df_ref_extract): New structure.
19092 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19093 (df_ref_create): Add width and offset parameters.
19095 2008-03-05 Richard Guenther <rguenther@suse.de>
19097 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19098 Use ranges_overlap_p.
19099 (offset_overlaps_with_access): Rename
19100 to ranges_overlap_p and move ...
19101 * tree-flow-inline.h (ranges_overlap_p): ... here.
19103 * tree.h (get_inner_reference, handled_component_p): Update
19106 * tree.h (record_component_aliases, get_alias_set,
19107 alias_sets_conflict_p, alias_sets_must_conflict_p,
19108 objects_must_conflict_p): Move declarations ...
19109 * alias.h (record_component_aliases, get_alias_set,
19110 alias_sets_conflict_p, alias_sets_must_conflict_p,
19111 objects_must_conflict_p): ... here.
19112 Include coretypes.h.
19113 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19115 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19117 * cfg.c: Include tree-flow.h.
19118 (remove_edge_raw): Call redirect_edge_var_map_clear.
19119 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19120 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19121 (redirect_edge_var_map_result): New.
19122 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19123 PENDING_STMT use with redirect_edge_var_map_*.
19124 * tree-ssa.c (edge_var_maps): New definition.
19125 (redirect_edge_var_map_add): New.
19126 (redirect_edge_var_map_clear): New.
19127 (redirect_edge_var_map_dup): New.
19128 (redirect_edge_var_map_vector): New.
19129 (redirect_edge_var_map_destroy): New.
19130 (ssa_redirect_edge): Replace PENDING_STMT use with
19131 redirect_edge_var_map_*.
19132 (flush_pending_stmts): Same.
19133 (delete_tree_ssa): Destroy edge var map.
19134 * tree-flow.h (struct _edge_var_map): New.
19135 Define edge_var_map vector type.
19136 Declare redirect_edge_var_map_* prototypes.
19137 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19138 * tree-cfg.c (reinstall_phi_args): Replace
19139 PENDING_STMT use with redirect_edge_var_map_*.
19141 2008-03-05 Richard Guenther <rguenther@suse.de>
19143 PR tree-optimization/35472
19144 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19145 whose single use_stmt has a overlapping set of loaded and
19146 stored symbols as that use_stmt might be a noop assignment then.
19148 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19150 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19152 2008-03-05 Richard Guenther <rguenther@suse.de>
19155 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19156 should be constants.
19157 * tree-cfg.c (verify_expr): Verify it.
19158 * fold-const.c (fold_truthop): Remove code generating
19159 BIT_FIELD_REFs of structure bases.
19160 (fold_binary): Likewise.
19161 (fold_ternary): Position and size of BIT_FIELD_REFs are
19162 always host integers.
19163 (make_bit_field_ref): Remove.
19164 (optimize_bit_field_compare): Remove.
19165 (all_ones_mask_p): Remove.
19167 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19170 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19171 (split_block_and_df_analyze): New. Split basic block and rebuild
19173 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19175 (split_pattern_seq): Likewise.
19176 (erase_matching_seqs): Likewise.
19177 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19179 2008-03-04 Geoff Keating <geoffk@apple.com>
19181 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19182 declaration and code.
19183 (tree_invalid_nonnegative_warnv_p): Likewise.
19185 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19187 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19188 examples. Truncate option-names then causing overfull hbox.
19190 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19193 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19195 * configure: Rebuilt.
19197 2008-03-04 Rafael Espíndola <espindola@google.com>
19199 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19200 (tree_unary_nonnegative_warnv_p): New.
19201 (tree_binary_nonnegative_warnv_p): New.
19202 (tree_single_nonnegative_warnv_p): New.
19203 (tree_invalid_nonnegative_warnv_p): New.
19204 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19206 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19209 * opts.c (handle_option): Postpone 'unknown option' errors only for
19212 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19215 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19218 2008-03-04 Rafael Espíndola <espindola@google.com>
19220 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19221 (tree_binary_nonzero_warnv_p): New.
19222 (tree_single_nonzero_warnv_p): New.
19223 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19225 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19227 PR middle-end/35456
19228 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19229 transformations for modes that have signed zeros.
19230 * ifcvt.c (noce_try_abs): Ditto.
19232 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19234 * config/i386/i386.c (override_options): Force
19235 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19237 2008-03-04 Jan Hubicka <jh@suse.cz>
19240 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19243 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19245 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19246 label to probe the stack.
19248 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19250 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19251 (__gthr_win32_mutex_destroy): Declare.
19252 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19253 __gthr_win32_mutex_destroy.
19254 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19256 2008-03-03 Jan Hubicka <jh@suse.cz>
19259 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19260 aggressive on inlining cold calls.
19262 2008-03-03 Richard Guenther <rguenther@suse.de>
19264 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19265 struct copies into the expression table.
19266 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19267 (try_to_simplify): Likewise.
19268 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19269 integral and pointer arguments which do not change the
19270 precision to NOP_EXPRs.
19271 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19272 VIEW_CONVERT_EXPR case.
19274 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19276 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19277 defined in a loop at depth 0 is invariant.
19278 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19279 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19280 be called at loop depth 0.
19282 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19285 * gcc.c (process_command): Update copyright notice dates.
19286 * gcov.c (print_version): Likewise.
19287 * gcov-dump.c (print_version): Likewise.
19288 * mips-tfile.c (main): Likewise.
19289 * mips-tdump.c (main): Likewise.
19291 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19294 * c-common.c (flag_permissive): Delete.
19295 (constant_expression_warnings): Check flags first.
19296 (constant_expression_error): New.
19297 * c-common.h (flag_permissive): Delete.
19298 (constant_expression_error): Declare.
19299 * flags.h (flag_permissive): Declare. Update description.
19300 * diagnostic.c (pedwarn): Update.
19302 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19303 (permissive_error_kind): New.
19304 * toplev.c (flag_permissive): Define. Update description.
19305 * toplev.h (permissive_error_kind): Declare.
19306 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19307 (pedwarn_c90): Use pedantic_warning_kind.
19308 * c-opts.c (c_common_post_options): flag_permissive does not affect
19309 flag_pedantic_errors.
19311 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19313 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19314 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19315 __absvsi2, __absvDI2): Use unsigned arithmetic.
19317 2008-03-02 Andi Kleen <ak@suse.de>
19318 Richard Guenther <rguenther@suse.de>
19320 * struct-equiv.c: Remove file.
19321 * cfg_cleanup.c (condjump_equiv_p): Remove.
19322 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19323 (struct-equiv.o): Remove rule.
19324 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19325 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19326 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19328 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19330 * ifcvt.c (noce_process_if_block): Try to handle only the then
19331 block if the else block exists but isn't suitable.
19333 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19336 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19337 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19338 regression from previous patch.
19340 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19343 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19345 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19346 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19347 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19348 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19349 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19350 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19351 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19352 (__gthread_mutex_destroy_function): Rename to
19353 __gthread_mutex_destroy.
19354 * gthr-dce.h (__gthread_mutex_destroy): Call
19355 pthread_mutex_destroy.
19356 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19357 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19358 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19360 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19362 * df-scan.c (df_ref_chain_change_bb): Simplify.
19363 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19364 set_block_for_insn if there's any change.
19365 * df.h ((df_insn_change_bb): Fix prototype.
19366 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19367 df_insn_change_bb, don't call set_block_for_insn.
19368 * emit-rtl.c (reorder_insns): Likewise.
19369 * haifa-sched.c (move_insn): Likewise.
19371 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19373 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19375 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19377 * tree-flow-inline.h (next_readonly_imm_use): Return
19378 NULL_USE_OPERAND_P after the end.
19380 2008-03-01 Richard Guenther <rguenther@suse.de>
19382 PR tree-optimization/35411
19383 * tree-sra.c (sra_build_assignment): Split conversion to
19384 final type to a separate statement if we are not assigning
19387 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19389 * fold-const.c (fold_convertible_p): Correct the logic to follow
19390 that in fold_convert().
19392 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19395 * tree-inline.c (build_duplicate_type): When we make a
19396 duplicate type, make it unique in the canonical types system.
19398 2008-02-29 Tom Tromey <tromey@redhat.com>
19400 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19401 input_file_stack_history, input_file_stack_restored): Remove.
19402 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19403 * input.h (struct file_stack): Remove.
19404 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19405 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19407 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19409 (diagnostic_last_module_changed): Add 'map' argument.
19410 (diagnostic_set_last_function): Likewise.
19411 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19412 line map, not input_file_stack.
19413 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19415 2008-02-29 Paul Brook <paul@codesourcery.com>
19417 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19419 2008-02-29 Paul Brook <paul@codesourcery.com>
19421 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19423 2008-02-29 Richard Guenther <rguenther@suse.de>
19425 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19427 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19428 value for comparing for a store match.
19429 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19430 (try_to_simplify): Do not do a full-blown reference lookup.
19432 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19434 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19435 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19437 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19439 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19441 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19442 strides against cache sizes.
19444 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19446 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19449 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19451 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19452 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19453 is smaller than the original promoted value.
19454 (simplify_subreg): If OP is a SUBREG, try to preserve its
19455 SUBREG_PROMOTED_VAR_P information.
19457 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19459 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19460 (VN_INFO_GET): Allocate new objects on the obstack.
19461 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19462 for rpo_numbers_temp, for consistency.
19463 (free_scc_vn): Free the obstack.
19465 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19467 * doc/invoke.texi: Document -ftree-loop-distribution.
19468 * tree-loop-distribution.c: New.
19469 * tree-pass.h (pass_loop_distribution): New.
19470 * graphds.h (struct graph): Add htab_t indices.
19471 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19472 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19473 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19474 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19475 * tree-data-ref.c (debug_data_dependence_relations): New.
19476 (dump_data_dependence_relation): Also print data references.
19477 (free_data_ref): Extern.
19478 (same_access_functions): Moved...
19479 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19480 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19481 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19482 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19483 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19484 (stmts_from_loop): Skip LABEL_EXPR.
19485 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19487 (build_rdg): Initialize rdg->indices htab.
19488 (free_rdg, stores_from_loop, ref_base_address,
19489 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19490 have_similar_memory_accesses_1, ref_base_address_1,
19491 remove_similar_memory_refs): New.
19492 * tree-data-ref.h: Depend on tree-chrec.h.
19493 (debug_data_dependence_relations, free_data_ref): Declared.
19494 (same_access_functions): ... here.
19495 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19497 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19498 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19499 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19500 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19501 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19502 rdg_vertex_for_stmt): Declared.
19503 (struct rdg_edge): Add level.
19505 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19506 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19508 (rdg_has_similar_memory_accesses): New.
19509 * tree-vect-analyze.c: Remove unused static decls.
19510 * lambda.h (dependence_level): New.
19511 * common.opt (ftree-loop-distribution): New.
19512 * tree-flow.h (mark_virtual_ops_in_bb,
19513 slpeel_tree_duplicate_loop_to_edge_cfg,
19514 rename_variables_in_loop): Declared.
19515 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19516 (OBJS-common): Add tree-loop-distribution.o.
19517 (tree-loop-distribution.o): New rule.
19518 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19519 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19520 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19522 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19525 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19526 other than structures and unions.
19528 2008-02-28 Richard Guenther <rguenther@suse.de>
19531 2008-02-26 Richard Guenther <rguenther@suse.de>
19533 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19534 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19535 (lookup_decl_from_uid): Declare.
19536 (remove_decl_from_map): Likewise.
19537 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19538 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19539 (decl_for_uid_map): New global hashtable mapping DECL_UID
19541 (init_ttree): Allocate it.
19542 (insert_decl_to_uid_decl_map): New helper function.
19543 (make_node_stat): Insert new decls into the map.
19544 (copy_node_stat): Likewise.
19545 (lookup_decl_from_uid): New function.
19546 (remove_decl_from_map): Likewise.
19547 (print_decl_for_uid_map_statistics): New helper.
19548 (dump_tree_statistics): Call it.
19550 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19551 (referenced_var_iterator): Adjust.
19552 (FOR_EACH_REFERENCED_VAR): Adjust.
19553 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19554 (num_referenced_vars): Adjust.
19555 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19556 (first_referenced_var): Remove.
19557 (end_referenced_vars_p): Likewise.
19558 (next_referenced_var): Likewise.
19559 (referenced_var_iterator_set): New helper function.
19560 * tree-dfa.c (referenced_var_lookup): Adjust.
19561 (referenced_var_check_and_insert): Likewise.
19562 (remove_referenced_var): Likewise.
19563 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19564 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19565 (verify_call_clobbering): Likewise.
19566 (verify_memory_partitions): Likewise.
19567 (init_tree_ssa): Allocate bitmap instead of hashtable for
19569 (delete_tree_ssa): Adjust.
19570 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19571 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19572 (compute_tag_properties): Likewise.
19573 (set_initial_properties): Likewise.
19574 (find_partition_for): Likewise.
19575 (update_reference_counts): Likewise.
19576 (dump_may_aliases_for): Likewise.
19577 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19578 (add_call_clobber_ops): Likewise.
19579 (add_call_read_ops): Likewise.
19580 (get_asm_expr_operands): Likewise.
19581 * tree-into-ssa.c (dump_decl_set): Likewise.
19582 (update_ssa): Likewise.
19583 * tree-sra.c (scan_function): Likewise.
19584 (decide_instantiations): Likewise.
19585 (scalarize_parms): Likewise.
19586 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19587 (dsa_named_for): Likewise.
19588 * tree-ssa-structalias.c (update_alias_info): Likewise.
19589 (merge_smts_into): Likewise.
19591 2008-02-27 David Daney <ddaney@avtrex.com>
19594 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19595 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19596 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19597 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19598 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19600 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19603 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19604 (BUILT_IN_NEXTTOWARD): Remove.
19605 (BUILT_IN_NEXTTOWARDF): Ditto.
19606 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19607 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19609 2008-02-27 Tom Tromey <tromey@redhat.com>
19611 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19612 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19614 2008-02-27 Jan Beulich <jbeulich@novell.com>
19616 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19617 update the respective field on newdecl.
19619 2008-02-27 Revital Eres <eres@il.ibm.com>
19621 PR rtl-optimization/34999
19622 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19623 crossing edges that ends with a call insn.
19624 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19625 call insn and clear the EDGE_CROSSING flag of the crossing edge
19626 when fixing fallthru edges.
19628 2008-02-27 Richard Guenther <rguenther@suse.de>
19630 PR middle-end/35390
19631 * fold-const.c (fold_unary): Return the correct argument,
19632 converted to the result type.
19634 2008-02-27 Richard Guenther <rguenther@suse.de>
19636 PR middle-end/34971
19637 * expr.c (expand_expr_real_1): Assert on rotates that operate
19639 * fold-const.c (fold_binary): Use the types precision, not the
19640 bitsize of the mode if folding rotate expressions. Build rotates
19641 only for full modes.
19643 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19645 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19646 and CPP_PRAGMA_EOL.
19647 * c-pragma.c (pragma_ns_name): New typedef.
19648 (registered_pp_pragmas): New variable.
19649 (c_pp_lookup_pragma): New function.
19650 (c_register_pragma_1): If flag_preprocess_only, do nothing
19651 for non-expanded pragmas, for expanded ones push pragma's
19652 namespace and name into registered_pp_pragmas vector.
19653 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19654 flag_preprocess_only, don't register GCC pch_preprocess
19655 pragma if flag_preprocess_only.
19656 * c-opts.c (c_common_init): Call init_pragma even if
19657 flag_preprocess_only.
19658 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19659 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19660 cpp_register_pragma if flag_preprocess_only.
19662 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19665 * c-parser.c (c_parser_translation_unit): Warn for empty
19666 translation unit, not empty source file.
19668 2008-02-26 Paul Brook <paul@codesourcery.com>
19670 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19671 operand for Thumb-2.
19672 * config/arm/arm.h (reg_class): Add CORE_REGS.
19673 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19674 (BASE_REG_CLASS): Use CORE_REGS.
19675 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19676 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19677 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19678 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19679 ARM_REGNO_OK_FOR_INDEX_P.
19680 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19681 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19682 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19683 (ldm/stm peepholes): Ditto.
19684 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19685 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19686 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19687 * config/arm/constraints.md: Enable "k" constraint on ARM.
19689 2008-02-27 Ben Elliston <bje@au.ibm.com>
19691 * config/rs6000/rs6000.c: Annotate cache line size field in all
19692 instances of struct processor_costs.
19694 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19696 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19697 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19698 jump_bypass): New counters.
19699 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19700 * dce.c (gate_ud_dce): Same.
19701 (gate_fast_dce): Same.
19702 * dse.c (gate_dse1): New function.
19703 (gate_dse2): New function.
19704 (gate_dse): Merge results of new gate functions.
19705 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19706 (gate_handle_jump_bypass): Add dbg_cnt.
19707 (gate_handle_gcse): Add dbg_cnt.
19708 * ifcvt.c (gate_handle_if_conversion): Same.
19709 (gate_handle_if_after_combine): Same.
19710 (gate_handle_if_after_reload): Same.
19711 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19713 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19715 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19717 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19719 2008-02-26 Jason Merrill <jason@redhat.com>
19722 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19723 alone if it's the naming decl for the type's main variant.
19725 2008-02-26 Tom Tromey <tromey@redhat.com>
19727 * system.h (USE_MAPPED_LOCATION): Poison.
19728 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19729 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19730 (make_goto_expr_edges): Likewise.
19731 (remove_bb): Likewise.
19732 (execute_warn_function_return): Likewise.
19733 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19735 * c-common.c (fname_decl): Remove old location code.
19736 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19738 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19740 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19741 (gen_rtx_ASM_INPUT): Likewise.
19742 (gen_rtx_ASM_INPUT_loc): Likewise.
19743 (get_rtx_asm_OPERANDS): Remove.
19744 * cfglayout.c (insn_locators_alloc): Remove old location code.
19745 (set_curr_insn_source_location): Likewise.
19746 (curr_insn_locator): Likewise.
19747 * print-tree.c (print_node): Remove old location code.
19748 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19749 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19750 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19751 location_from_locus.
19752 (construct_exit_block): Remove old location code.
19753 * emit-rtl.c (force_next_line_note): Remove old location code.
19754 * profile.c (branch_prob): Remove old location code.
19755 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19756 LOC_LINE): Remove old-location variants.
19757 * langhooks.c (lhd_print_error_function): Remove old location
19759 * configure, config.in: Rebuilt.
19760 * configure.ac (--enable-mapped-location): Remove.
19761 * c-decl.c (c_init_decl_processing): Remove old location code.
19762 (finish_function): Likewise.
19763 * recog.c (decode_asm_operands): Remove old location code.
19764 * c-pch.c (c_common_read_pch): Remove old location code.
19765 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19767 * gimple-low.c (lower_function_body): Remove old location code.
19768 * toplev.c (unknown_location): Remove.
19769 (push_srcloc): Remove old-location variant.
19770 (process_options): Remove old location code.
19771 (lang_dependent_init): Likewise.
19772 * input.h (UNKNOWN_LOCATION): Move definition.
19773 (location_t): Undeprecate.
19774 (source_locus): Remove.
19775 (location_from_locus): Remove.
19776 (struct location_s): Remove.
19777 Remove all old-location code.
19778 (input_line, input_filename): Remove.
19779 * final.c (final_scan_insn): Remove old location code.
19780 * diagnostic.c (diagnostic_build_prefix): Remove
19781 USE_MAPPED_LOCATION test.
19782 * tree.h (gimple_stmt) <locus>: Now a location_t.
19783 (tree_exp) <locus>: Likewise.
19784 (DECL_IS_BUILTIN): Remove old-location variant.
19785 (annotate_with_file_line, annotate_with_locus): Likewise.
19786 (expr_locus, set_expr_locus): Update.
19787 * tree.c (build1_stat): Remove old location code.
19788 (last_annotated_node): Remove.
19789 (annotate_with_file_line): Remove old-location variant.
19790 (annotate_with_locus): Likewise.
19791 (expr_location): Remove old location code.
19792 (set_expr_location): Likewise.
19793 (expr_has_location): Likewise.
19794 (expr_locus): Likewise.
19795 (set_expr_locus): Likewise.
19796 (expr_filename): Don't use location_from_locus.
19797 (expr_lineno): Likewise.
19798 * rtl-error.c (location_for_asm): Remove old location code.
19799 * c-lex.c (cb_line_change): Remove old location code.
19800 (fe_file_change): Likewise.
19801 (cb_def_pragma): Likewise.
19802 (c_lex_with_flags): Likewise.
19803 * gengtype.c (do_typedef): Don't special-case location types.
19804 (define_location_structures): Remove.
19805 (main): Don't call define_location_structures.
19806 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19809 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19812 * builtins.def (BUILT_IN_STDARG_START): Remove.
19813 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19814 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19815 * tree-inline.c (inline_forbidden_p_1): Likewise.
19817 2008-02-26 Richard Guenther <rguenther@suse.de>
19819 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19820 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19821 (lookup_decl_from_uid): Declare.
19822 (remove_decl_from_map): Likewise.
19823 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19824 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19825 (decl_for_uid_map): New global hashtable mapping DECL_UID
19827 (init_ttree): Allocate it.
19828 (insert_decl_to_uid_decl_map): New helper function.
19829 (make_node_stat): Insert new decls into the map.
19830 (copy_node_stat): Likewise.
19831 (lookup_decl_from_uid): New function.
19832 (remove_decl_from_map): Likewise.
19833 (print_decl_for_uid_map_statistics): New helper.
19834 (dump_tree_statistics): Call it.
19836 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19837 (referenced_var_iterator): Adjust.
19838 (FOR_EACH_REFERENCED_VAR): Adjust.
19839 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19840 (num_referenced_vars): Adjust.
19841 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19842 (first_referenced_var): Remove.
19843 (end_referenced_vars_p): Likewise.
19844 (next_referenced_var): Likewise.
19845 (referenced_var_iterator_set): New helper function.
19846 * tree-dfa.c (referenced_var_lookup): Adjust.
19847 (referenced_var_check_and_insert): Likewise.
19848 (remove_referenced_var): Likewise.
19849 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19850 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19851 (verify_call_clobbering): Likewise.
19852 (verify_memory_partitions): Likewise.
19853 (init_tree_ssa): Allocate bitmap instead of hashtable for
19855 (delete_tree_ssa): Adjust.
19856 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19857 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19858 (compute_tag_properties): Likewise.
19859 (set_initial_properties): Likewise.
19860 (find_partition_for): Likewise.
19861 (update_reference_counts): Likewise.
19862 (dump_may_aliases_for): Likewise.
19863 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19864 (add_call_clobber_ops): Likewise.
19865 (add_call_read_ops): Likewise.
19866 (get_asm_expr_operands): Likewise.
19867 * tree-into-ssa.c (dump_decl_set): Likewise.
19868 (update_ssa): Likewise.
19869 * tree-sra.c (scan_function): Likewise.
19870 (decide_instantiations): Likewise.
19871 (scalarize_parms): Likewise.
19872 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19873 (dsa_named_for): Likewise.
19874 * tree-ssa-structalias.c (update_alias_info): Likewise.
19875 (merge_smts_into): Likewise.
19877 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19880 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19881 * c-opts.c (c_common_handle_option): Wall enables
19882 Wvolatile-register-var.
19883 * common.opt: Move Wvolatile-register-var to...
19886 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19888 * common.opt (Wlarger-than=): New.
19889 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19891 * opts.c (common_handle_option): Handle -Wlarger-than=.
19892 * optc-gen.awk: Likewise.
19893 * opth-gen.awk: Likewise.
19894 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19895 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19897 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19899 * c-common.c (match_case_to_enum_1): Add appropriate
19900 OPT_W* parameter to warning.
19901 (c_do_switch_warnings): Likewise.
19902 * c-typeck.c (warning_init): Add one more parameter following
19903 'warning' function.
19904 (push_init_level): Update call to warning_init.
19905 (pop_init_level): Likewise.
19906 (add_pending_init): Likewise.
19907 (output_init_element: Likewise.
19909 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19912 * toplev.c (toplev_main): If there are warnings or error, print
19913 errors for ignored options.
19914 * opts.c (ignored_options): New static variable.
19915 (postpone_unknown_option_error): New.
19916 (print_ignored_options): New.
19917 (handle_option): Postpone errors for unknown -Wno-* options.
19918 * opts.h (print_ignored_options): Declare.
19920 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19922 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19925 2008-02-25 Richard Guenther <rguenther@suse.de>
19928 2008-02-25 Richard Guenther <rguenther@suse.de>
19930 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19931 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19932 (lookup_decl_from_uid): Declare.
19933 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19934 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19935 (decl_for_uid_map): New global hashtable mapping DECL_UID
19937 (init_ttree): Allocate it.
19938 (insert_decl_to_uid_decl_map): New helper function.
19939 (make_node_stat): Insert new decls into the map.
19940 (copy_node_stat): Likewise.
19941 (lookup_decl_from_uid): New function.
19942 (print_decl_for_uid_map_statistics): New helper.
19943 (dump_tree_statistics): Call it.
19945 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19946 (referenced_var_iterator): Adjust.
19947 (FOR_EACH_REFERENCED_VAR): Adjust.
19948 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19949 (num_referenced_vars): Adjust.
19950 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19951 (first_referenced_var): Remove.
19952 (end_referenced_vars_p): Likewise.
19953 (next_referenced_var): Likewise.
19954 (referenced_var_iterator_set): New helper function.
19955 * tree-dfa.c (referenced_var_lookup): Adjust.
19956 (referenced_var_check_and_insert): Likewise.
19957 (remove_referenced_var): Likewise.
19958 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19959 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19960 (verify_call_clobbering): Likewise.
19961 (verify_memory_partitions): Likewise.
19962 (init_tree_ssa): Allocate bitmap instead of hashtable for
19964 (delete_tree_ssa): Adjust.
19965 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19966 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19967 (compute_tag_properties): Likewise.
19968 (set_initial_properties): Likewise.
19969 (find_partition_for): Likewise.
19970 (update_reference_counts): Likewise.
19971 (dump_may_aliases_for): Likewise.
19972 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19973 (add_call_clobber_ops): Likewise.
19974 (add_call_read_ops): Likewise.
19975 (get_asm_expr_operands): Likewise.
19976 * tree-into-ssa.c (dump_decl_set): Likewise.
19977 (update_ssa): Likewise.
19978 * tree-sra.c (scan_function): Likewise.
19979 (decide_instantiations): Likewise.
19980 (scalarize_parms): Likewise.
19981 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19982 (dsa_named_for): Likewise.
19983 * tree-ssa-structalias.c (update_alias_info): Likewise.
19984 (merge_smts_into): Likewise.
19986 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19989 * doc/invoke.texi (-fcx-limited-range): Document new option.
19990 * toplev.c (process_options): Handle -fcx-fortran-rules.
19991 * common.opt: Add documentation for -fcx-fortran-rules.
19993 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19996 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19997 actual behaviour and C99.
19999 2008-02-26 Ben Elliston <bje@au.ibm.com>
20001 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20002 (ASM_CPU_POWER6_SPEC): Likewise.
20003 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20004 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20005 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20007 2008-02-25 Richard Guenther <rguenther@suse.de>
20009 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20010 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20011 (lookup_decl_from_uid): Declare.
20012 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20013 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20014 (decl_for_uid_map): New global hashtable mapping DECL_UID
20016 (init_ttree): Allocate it.
20017 (insert_decl_to_uid_decl_map): New helper function.
20018 (make_node_stat): Insert new decls into the map.
20019 (copy_node_stat): Likewise.
20020 (lookup_decl_from_uid): New function.
20021 (print_decl_for_uid_map_statistics): New helper.
20022 (dump_tree_statistics): Call it.
20024 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20025 (referenced_var_iterator): Adjust.
20026 (FOR_EACH_REFERENCED_VAR): Adjust.
20027 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20028 (num_referenced_vars): Adjust.
20029 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20030 (first_referenced_var): Remove.
20031 (end_referenced_vars_p): Likewise.
20032 (next_referenced_var): Likewise.
20033 (referenced_var_iterator_set): New helper function.
20034 * tree-dfa.c (referenced_var_lookup): Adjust.
20035 (referenced_var_check_and_insert): Likewise.
20036 (remove_referenced_var): Likewise.
20037 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20039 (verify_call_clobbering): Likewise.
20040 (verify_memory_partitions): Likewise.
20041 (init_tree_ssa): Allocate bitmap instead of hashtable for
20043 (delete_tree_ssa): Adjust.
20044 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20045 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20046 (compute_tag_properties): Likewise.
20047 (set_initial_properties): Likewise.
20048 (find_partition_for): Likewise.
20049 (update_reference_counts): Likewise.
20050 (dump_may_aliases_for): Likewise.
20051 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20052 (add_call_clobber_ops): Likewise.
20053 (add_call_read_ops): Likewise.
20054 (get_asm_expr_operands): Likewise.
20055 * tree-into-ssa.c (dump_decl_set): Likewise.
20056 (update_ssa): Likewise.
20057 * tree-sra.c (scan_function): Likewise.
20058 (decide_instantiations): Likewise.
20059 (scalarize_parms): Likewise.
20060 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20061 (dsa_named_for): Likewise.
20062 * tree-ssa-structalias.c (update_alias_info): Likewise.
20063 (merge_smts_into): Likewise.
20065 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20068 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20069 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20070 * alias.h (nonoverlapping_memrefs_p): Likewise.
20072 2008-02-25 Jan Beulich <jbeulich@novell.com>
20074 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20075 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20076 __emultls_get_address, __emultls_register_common,
20077 __floatundi?f, and _Unwind_GetIPInfo.
20078 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20079 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20080 (gen_regparm_prefix): Likewise.
20081 (i386_nlm_encode_section_info): Sync with
20082 config/i386/winnt.c:i386_pe_encode_section_info().
20083 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20084 i386_nlm_mangle_decl_assembler_name): New.
20085 (netware_override_options): New.
20086 * config/i386/netware.h (netware_override_options): Declare.
20087 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20088 (i386_nlm_mangle_decl_assembler_name): Declare.
20089 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20091 2008-02-25 Ben Elliston <bje@au.ibm.com>
20094 * c-decl.c (grokdeclarator): Remove unused local variables
20095 `typedef_type' and `type_as_written'.
20097 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20098 unused local variable `has_hot_blocks'.
20099 (fix_crossing_conditional_branches): Remove unused local variable
20102 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20104 PR middle-end/19984
20105 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20106 using DEF_C99_BUILTIN.
20107 (BUILT_IN_NANF): Ditto.
20108 (BUILT_IN_NANL): Ditto.
20110 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20111 Revital Eres <eres@il.ibm.com>
20113 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20114 regarding the order of two dependent insns in the same row.
20116 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20118 * stor-layout.c (layout_decl): Do not bump the alignment of a
20119 bit-field to more than byte alignment if it is packed.
20121 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20123 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20126 2008-02-24 Diego Novillo <dnovillo@google.com>
20128 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20131 * tree-vrp.c (vrp_evaluate_conditional): With
20132 -Wtype-limits, emit a warning when comparing against a
20133 constant outside the natural range of OP0's type.
20134 * c.opt (Wtype-limits): Move ...
20135 * common.opt (Wtype-limits): ... here.
20137 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20139 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20140 * config/rs6000/e300c2c3.md: New file.
20141 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20143 (rs6000_override_options): Add e300c2 and e300c3 cases to
20144 processor_target_table. Do not allow usage of Altivec or Spe
20145 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20146 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20147 * config/rs6000/rs6000.h (processor_type): Add
20148 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20149 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20150 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20151 and ppce300c3. Include e300c2c3.md.
20153 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20155 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20156 instead of TARGET_STRICT_ALIGN.
20158 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20160 * explow.c (memory_address): Assert that the generated address is
20163 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20166 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20167 * config/darwin-ppc-ldouble-patch.def: New file.
20168 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20169 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20170 SUBTARGET_INIT_BUILTINS if defined.
20171 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20174 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20177 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20178 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20180 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20183 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20184 file" warning condtional on -Winvalid-PCH.
20186 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20188 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20190 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20194 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20195 prevent reload from using MMX registers.
20196 (*mov<mode>_internal): Ditto.
20197 (*movv2sf_internal_rex64): Ditto.
20198 (*movv2sf_internal): Ditto.
20200 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20202 PR documentation/31569
20203 * doc/install.texi2html: Use makeinfo --no-number-sections.
20205 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20207 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20208 ensure that we can address an entire entity > 8 bytes. Don't
20209 generate reg+reg addressing for such data.
20211 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20213 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20214 strings when optimizing for size, unless the target cares about
20217 2008-02-22 Tom Tromey <tromey@redhat.com>
20219 * regclass.c (current_pass): Remove declaration.
20221 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20223 * config/avr/libgcc.S (__RAMPZ__): Define.
20224 (__do_copy_data): Add for devices with 128KB code memory.
20226 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20228 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20230 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20232 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20234 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20237 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20240 * c-typeck.c (build_binary_op): Warn about floating point
20241 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20243 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20246 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20247 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20249 (rs6000_override_options): Set altivec_abi as default, not override,
20250 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20251 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20252 is used; use new member spe_abi.
20253 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20254 spe_abi and altivec_abi.
20256 2008-02-22 Tomas Bily <tbily@suse.cz>
20258 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20260 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20263 * config.build (build_file_translate): Set to `CMD //c' only if
20265 * Makefile.in (build_file_translate): Improve comment.
20267 2008-02-21 Jan Hubicka <jh@suse.cz>
20269 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20270 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20271 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20273 2008-02-21 Michael Matz <matz@suse.de>
20276 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20278 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20280 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20281 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20282 as insn constraint.
20283 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20284 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20285 SSE_VEC_FLOAT_MODE_P as insn constraint.
20286 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20287 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20288 sse4a_movntdf using MODEF mode iterator.
20289 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20290 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20291 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20292 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20293 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20294 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20295 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20297 2008-02-21 Richard Guenther <rguenther@suse.de>
20299 * tree.def (PAREN_EXPR): New tree code.
20300 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20302 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20303 * expr.c (expand_expr_real_1): Likewise.
20304 * tree-inline.c (estimate_num_insns_1): Likewise.
20305 * tree-complex.c (expand_complex_move): Likewise.
20306 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20309 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20312 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20314 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20317 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20319 * config/sh/sh.c (find_barrier): Don't go past
20320 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20322 2008-02-20 DJ Delorie <dj@redhat.com>
20324 * config/h8300/h8300.md (insv): Force source operand to be a register.
20326 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20327 as a jump, not as a plain insn.
20329 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20331 * doc/invoke.texi (Warning Options): Add new option
20332 -Wframe-larger-than=.
20333 (-Wframe-larger-than): Document.
20335 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20336 Add declarations for new option variables.
20338 * final.c (final_start_function): Check the frame size
20339 before emission and issue a Wframe-larger-than warning.
20341 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20342 Add definitions for new option variables.
20343 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20345 * common.opt (Wframe-larger-than=): New option.
20347 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20349 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20350 (<sse>_div<mode>3): Ditto.
20351 (<sse>_vmdiv<mode>3): Ditto.
20352 (<sse>_vmsqrt<mode>2): Ditto.
20353 (*smax<mode>3): Ditto.
20354 (sse5_frcz<mode>2): Ditto.
20355 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20356 as insn constraint.
20358 2008-02-20 Richard Guenther <rguenther@suse.de>
20360 PR middle-end/35265
20361 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20362 be happy with INTEGRAL_TYPE_P.
20364 2008-02-20 Richard Guenther <rguenther@suse.de>
20366 * fold-const.c (split_tree): Associate floatig-point expressions
20367 if flag_associative_math is set.
20369 2008-02-20 Richard Guenther <rguenther@suse.de>
20371 * tree.h (fold_real_zero_addition_p): Declare.
20372 * fold-const.c (fold_real_zero_addition_p): Export.
20373 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20374 floating-point operations with zero and one.
20376 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20378 * doc/install.texi: Correct references to CFLAGS, replacing them
20379 with BOOT_CFLAGS. Document flags used during bootstrap for
20382 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20384 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20385 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20386 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20388 (smin<mode>3): Ditto from similar patterns.
20389 (smax<mode>3): Ditto.
20390 (*ieee_smin<mode>3): Ditto.
20391 (*ieee_smax<mode>3): Ditto.
20392 * config/i386/sse.md (sse): New mode attribute.
20393 (mov<mode>): Macroize expander from movv4sf and movv2df using
20394 SSEMODEF2P mode iterator.
20395 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20396 SSE_VEC_FLOAT_MODE_P as insn constraint.
20397 (storent<mode>): Ditto.
20398 (storent<mode>): Macroize expander from storentsf and storentdf using
20399 MODEF mode iterator.
20400 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20401 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20402 (abs<mode>2): Ditto from similar patterns.
20403 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20404 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20405 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20406 (<sse>_vmsqrt<mode>2): Ditto.
20407 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20408 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20409 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20410 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20411 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20412 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20413 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20415 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20416 iterator and SSE_FLOAT_MODE_P as insn constraint.
20417 (<sse>_ucomi): Ditto from similar patterns.
20418 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20419 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20420 SSE_VEC_FLOAT_MODE_P as insn constraint.
20421 (vcond<mode>): Ditto from similar patterns.
20422 (and<mode>3, *and<mode>3): Ditto.
20423 (<sse>_nand<mode>3): Ditto.
20424 (ior<mode>3, *ior<mode>3): Ditto.
20425 (xor<mode>3, *xor<mode>3): Ditto.
20426 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20427 iterator and SSE_FLOAT_MODE_P as insn constraint.
20428 (*nand<mode>3): Ditto from similar patterns.
20429 (*ior<mode>3): Ditto.
20430 (*xor<mode>3): Ditto.
20432 2008-02-20 Ira Rosen <irar@il.ibm.com>
20434 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20435 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20436 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20438 2008-02-19 Jan Hubicka <jh@suse.cz>
20440 * predict.c (tree_bb_level_predictions): Remove variable next
20441 mistakely introduced by previous commit.
20443 2008-02-19 Jan Hubicka <jh@suse.cz>
20445 * predict.c (predict_paths_leading_to): Rewrite.
20446 (predict_paths_for_bb): New.
20447 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20449 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20452 * Makefile.in (build_file_translate): New.
20453 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20454 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20455 * configure.ac (build_file_translate): Substitute it.
20456 * configure: Regenerate.
20458 2008-02-19 Jan Hubicka <jh@suse.cz>
20460 PR rtl-optimization/34408
20461 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20464 2008-02-19 Jan Hubicka <jh@suse.cz>
20466 PR middle-end/28779
20467 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20470 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20473 * config/i386/i386-modes.def: Revert the last DI alignment
20474 change until Ada people can look into it.
20476 2008-02-19 Nick Clifton <nickc@redhat.com>
20478 * opts.c (print_specific_help): Fix typo in --help text.
20480 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20483 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20484 32-bit inline asm without asm alternatives for host GCC < 3.0.
20486 2008-02-19 Richard Guenther <rguenther@suse.de>
20488 PR tree-optimization/34989
20489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20490 Allow propagation to INDIRECT_REF if we can simplify only.
20492 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20494 * c-common.c (warn_for_collisions_1): Use appropriate option when
20497 2008-02-19 Nick Clifton <nickc@redhat.com>
20500 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20501 (handle_options): Fix indentation.
20502 (print_filtered_help): If no language-specific options were
20503 displayed tell the user how to list all the options supported by
20504 the language's front-end.
20505 (print_specific_help): Fix indentation and remove duplicate line.
20506 (common_handle_option): Handle the -v option.
20507 For --help enable the display of undocumented options if the -v
20508 switch has been included on the command line.
20509 For --help= check for overlaps in the arguments between the option
20510 classes and the language names and issue a warning when they
20511 cannot be disambiguated.
20512 * c.opt (v): Pass on to the common option handler.
20514 2008-02-19 Revital Eres <eres@il.ibm.com>
20516 * modulo-sched.c (sms_schedule): Change dump message when
20517 create_ddg function fails.
20518 (try_scheduling_node_in_cycle): Rename row to cycle.
20519 (print_partial_schedule): Rename CYCLE to ROW.
20521 2008-02-19 Christian Bruel <christian.bruel@st.com>
20522 Zdenek Dvorak <ook@ucw.cz>
20524 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20526 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20529 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20530 (*x86_movdicc_0_m1_se): Ditto.
20532 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20534 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20535 (CMPtype): Define as __gcc_CMPtype.
20536 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20537 (CMPtype): Define as __gcc_CMPtype.
20539 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20541 Support valgrind 3.3 for --enable-checking=valgrind.
20542 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20544 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20545 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20546 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20547 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20548 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20549 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20550 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20552 * ggc-zone.c: Similar.
20553 * ggc-page.c: Similar.
20555 2008-02-19 Paul Brook <paul@codesourcery.com>
20558 * config/arm/ieee754-df.S: Fix do_it typo.
20559 * config/arm/ieee754-sf.S: Fix do_it typo.
20561 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20564 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20565 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20566 (OPTION_MASK_ISA_SSE_SET): Likewise.
20567 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20568 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20569 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20570 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20571 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20572 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20573 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20574 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20575 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20576 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20577 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20578 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20579 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20580 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20581 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20582 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20583 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20584 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20585 (OPTION_MASK_ISA_SSE4): Removed.
20586 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20587 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20588 (override_options): Don't turn on implied SSE/MMX bits in
20591 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20593 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20596 2008-02-18 Joey Ye <joey.ye@intel.com>
20598 PR middle-end/34921
20599 * tree-nested.c (insert_field_into_struct): Set type alignment
20600 to field alignment if the former is less than the latter.
20602 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20604 * BASE-VER: Set to 4.4.0.
20606 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20608 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20609 * doc/cfg.texi: Likewise.
20610 * doc/extend.texi: Likewise.
20611 * doc/gty.texi: Likewise.
20612 * doc/invoke.texi: Likewise.
20613 * doc/loop.texi: Likewise.
20614 * doc/md.texi: Likewise.
20615 * doc/passes.texi: Likewise.
20616 * doc/rtl.texi: Likewise.
20617 * doc/sourcebuild.texi: Likewise.
20618 * doc/tm.texi: Likewise.
20619 * doc/tree-ssa.texi: Likewise.
20621 2008-02-17 Richard Guenther <rguenther@suse.de>
20623 PR middle-end/35227
20624 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20625 without default definition.
20627 2008-02-17 Richard Guenther <rguenther@suse.de>
20629 PR tree-optimization/35231
20630 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20633 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20636 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20637 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20638 libgcc_cmp_return mode.
20640 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20643 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20645 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20647 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20650 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20652 * doc/c-tree.texi: Use `@.' where appropriate.
20653 * doc/extend.texi: Likewise.
20654 * doc/install.texi: Likewise.
20655 * doc/invoke.texi: Likewise.
20656 * doc/loop.texi: Likewise.
20657 * doc/makefile.texi: Likewise.
20658 * doc/md.texi: Likewise.
20659 * doc/passes.texi: Likewise.
20660 * doc/standards.texi: Likewise.
20661 * doc/tm.texi: Likewise.
20663 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20665 PR middle-end/35196
20666 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20668 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20669 rather than in entry_bb.
20671 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20673 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20674 libgcc_cmp_return mode.
20676 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20678 PR middle-end/35130
20679 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20680 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20682 2008-02-15 Richard Guenther <rguenther@suse.de>
20683 Zdenek Dvorak <ook@ucw.cz>
20685 PR tree-optimization/35164
20686 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20687 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20688 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20689 Only propagate addresses which do not have abnormal SSA_NAMEs
20692 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20695 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20697 2008-02-15 Jan Hubicka <jh@suse.cz>
20699 PR middle-end/35149
20700 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20702 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20704 PR middle-end/34621
20705 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20706 when calculating alignment_pad.
20708 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20710 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20711 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20712 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20713 and STACK_BOUNDARY define.
20715 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20717 PR preprocessor/35061
20718 * c-pragma.c (handle_pragma_pop_macro): Check that
20719 pushed_macro_table has been allocated.
20721 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20723 PR middle-end/35136
20724 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20725 (force_gimple_operand): Likewise.
20726 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20727 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20728 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20729 (find_interesting_uses_address): Check addressability and alignment
20730 of the base expression only after substituting bases of IVs into it.
20732 2008-02-14 Michael Matz <matz@suse.de>
20735 * function.c (instantiate_virtual_regs_in_insn): Reload address
20736 before falling back to reloading the whole operand.
20738 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20740 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20741 before the first section switch note.
20743 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20745 * doc/bugreport.texi: Update copyright years.
20746 * doc/c-tree.texi: Likewise.
20747 * doc/cfg.texi: Likewise.
20748 * doc/cpp.texi: Likewise.
20749 * doc/cppinternals.texi: Likewise.
20750 * doc/fragments.texi: Likewise.
20751 * doc/frontends.texi: Likewise.
20752 * doc/gcc.texi: Likewise.
20753 * doc/gty.texi: Likewise.
20754 * doc/hostconfig.texi: Likewise.
20755 * doc/implement-c.texi: Likewise.
20756 * doc/libgcc.texi: Likewise.
20757 * doc/loop.texi: Likewise.
20758 * doc/makefile.texi: Likewise.
20759 * doc/options.texi: Likewise.
20760 * doc/passes.texi: Likewise.
20761 * doc/rtl.texi: Likewise.
20762 * doc/sourcebuild.texi: Likewise.
20763 * doc/standards.texi: Likewise.
20764 * doc/tree-ssa.texi: Likewise.
20765 * doc/trouble.texi: Likewise.
20767 * doc/extend.texi: Use @: or add comma where appropriate.
20768 * doc/invoke.texi: Likewise.
20769 * doc/tm.texi: Likewise.
20771 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20774 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20777 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20779 * doc/md.texi (clz, ctz): Add reference.
20780 * doc/rtl.texi (clz, ctz): Likewise.
20782 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20785 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20788 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20790 * config/s390/s390.c (struct constant_pool): New field
20791 emit_pool_after added.
20792 (s390_mainpool_start): Set the emit_pool_after flag according
20793 to the section switch notes.
20794 (s390_mainpool_finish): Consider emit_pool_after when emitting
20795 the literal pool at the end of the function.
20796 (s390_chunkify_start): Force literal pool splits at section
20799 2008-02-13 Michael Matz <matz@suse.de>
20802 * var-tracking.c (clobber_variable_part): Correctly traverse the
20805 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20808 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20809 Add -fdump-ipa-inline.
20810 * tree-dump.c (dump_files): Remove tree-inlined dump.
20811 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20813 2008-02-12 Richard Guenther <rguenther@suse.de>
20815 PR tree-optimization/35171
20816 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20819 2008-02-12 Richard Guenther <rguenther@suse.de>
20821 PR middle-end/35163
20822 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20823 value-preserving mode. Disallow final truncation.
20825 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20827 PR middle-end/35136
20828 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20829 code from here to...
20830 (force_gimple_operand): ...here.
20832 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20835 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20836 non-compatible pointers.
20837 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20838 different FIELD_DECLs, try harder by comparing field offsets, sizes
20841 PR inline-asm/35160
20842 * function.c (match_asm_constraints_1): Don't replace the same input
20845 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20847 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20848 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20849 (expand_epilogue): Restore RAMPZ register.
20850 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20852 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20854 * config/i386/cygwin.asm: (__alloca): Correct calling
20855 convention and alignment.
20856 (__chkstk): Force 8 byte stack alignment.
20858 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20859 Richard Guenther <rguenther@suse.de>
20861 PR tree-optimization/33992
20862 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20863 the zero we compare against.
20865 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20867 PR libfortran/35063
20868 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20869 to CloseHandle after unlocking to prevent accumulation of handle
20872 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20874 PR middle_end/34150
20875 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20876 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20877 and update LABEL_NUSES during and after reload.
20879 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20881 PR middle-end/34627
20882 * combine.c (simplify_if_then_else): Make sure the comparison is
20883 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20885 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20888 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20889 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20890 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20891 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20892 * tree.h (get_type_static_bounds): Likewise.
20894 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20896 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20897 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20898 Make -Wfoo language annotations match what the compiler outputs.
20900 2008-02-08 Sa Liu <saliu@de.ibm.com>
20902 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20903 intrinsics spu_convts, spu_convtu, spu_convtf.
20905 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20907 * doc/extend.texi (Function Attributes) <noinline>: Mention
20908 asm ("") as method to keep calls.
20910 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20913 * doc/options.texi (Options): Replace references to opts.sh with
20915 * opts-common.c: Likewise.
20916 * optc-gen.awk: Likewise.
20918 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20920 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20922 2008-02-07 Richard Henderson <rth@redhat.com>
20925 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20926 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20929 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20931 PR tree-optimization/35085
20932 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20933 for operand entry oe2 in addition to operand entry oe3 in order to
20934 expose more opportunities for vectorizer sum reduction.
20936 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20939 * Makefile.in (LIBS): Remove $(GMPLIBS).
20940 (cc1-dummy, cc1): Add $(GMPLIBS).
20942 2008-02-06 Jan Hubicka <jh@suse.cz>
20945 * i386.md (moddf_integer): Do not produce partial memory stalls for
20946 targets where it hurts.
20948 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20951 * optabs.c (expand_float): Do not check for decimal modes when
20952 expanding unsigned integer through signed conversion.
20954 2008-02-06 Nick Clifton <nickc@redhat.com>
20956 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20957 inside the clobber with a match_operand and duplicated operand
20958 number in the constraint.
20959 (ineqbranchsi): Delete redundant comment.
20961 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20963 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20964 builtin_define ("__USE_INIT_FINI__").
20965 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20967 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20969 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20971 PR documentation/30330
20972 * doc/invoke.texi (C++ Dialect Options)
20973 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20974 For each warning option -Wfoo that allows -Wno-foo, ensure both
20975 -Wfoo and -Wno-foo are listed in the option index. Fix index
20976 entry of -Wswitch-default, index -Wnormalized= including the
20977 `=', and -Wlarger-than-@var{len} including @var{len}.
20979 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20981 * config/i386/i386.md (floatunssisf2): Use
20982 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20983 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20984 Macroize expander using MODEF mode iterator.
20986 2008-02-05 Diego Novillo <dnovillo@google.com>
20988 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20991 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20993 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20996 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20998 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21001 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21002 to indicate if a message should be generated.
21003 (init_cumulative_args): Updated.
21004 (function_value_32): Likewise.
21006 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21008 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21010 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21013 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21014 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21016 2008-02-04 Diego Novillo <dnovillo@google.com>
21018 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21021 * tree-vrp.c (vrp_evaluate_conditional): With
21022 -Wtype-limits, emit a warning when comparing against a
21023 constant outside the natural range of OP0's type.
21025 2008-02-04 Richard Guenther <rguenther@suse.de>
21027 PR middle-end/33631
21028 * expr.c (count_type_elements): Give for unions instead of
21031 2008-02-04 Richard Guenther <rguenther@suse.de>
21033 PR middle-end/35043
21034 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21035 to TYPE_DOMAINs base type instead of using bitsizetype here.
21037 2008-02-03 Jason Merrill <jason@redhat.com>
21039 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21041 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21044 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21045 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21046 (RS/6000 and PowerPC Options): Fix typos and markup.
21047 * doc/passes.texi (Tree-SSA passes): Likewise.
21049 2008-02-02 Michael Matz <matz@suse.de>
21052 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21053 from record_last_reg_set_info.
21054 (record_last_reg_set_info): Take an RTX argument, iterate over all
21055 constituent hardregs.
21056 (record_last_set_info, record_opr_changes): Change calls to
21057 new signature or to record_last_reg_set_info_regno.
21059 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21061 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21063 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21065 PR rtl-optimization/34773
21066 * reg-notes.def (EQUAL): Mention significance of combination of
21067 REG_EQUAL and REG_RETVAL.
21068 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21069 insn that has a REG_RETVAL.
21071 2008-02-01 Roger Sayle <roger@eyesopen.com>
21074 * configure.ac (--enable-fixed-point): Disable unless explicitly
21076 * configure: Regenerate.
21078 2008-02-01 Richard Guenther <rguenther@suse.de>
21081 * invoke.texi (-finline-limit): Remove no longer true parts
21082 of the documentation. Note that there is no default value.
21084 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21085 Mark Mitchell <mark@codesourcery.com>
21086 Ben Elliston <bje@au.ibm.com>
21089 * doc/extend.texi (Other Builtins): Document.
21091 2008-01-31 Tom Browder <tom.browder@gmail.com>
21093 * doc/c-tree.texi (Types): Fix grammar.
21094 (Expression trees): Ditto.
21095 * doc/passes.texi (Tree-SSA passes): Ditto.
21097 * doc/configterms.texi (Configure Terms): Fix typo.
21098 * doc/cpp.texi (Common Predefined Macros): Ditto.
21099 * doc/md.texi (Machine Constraints): Ditto.
21101 * doc/makefile.texi (Makefile): Add comma.
21103 2008-01-31 Tom Browder <tom.browder@gmail.com>
21104 Gerald Pfeifer <gerald@pfeifer.com>
21106 * doc/sourcebuild.texi (Front End): Remove references to CVS
21107 and CVSROOT/modules.
21108 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21109 (Back End): Remove reference to CVS.
21111 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21114 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21116 (mips16_gp_pseudo_reg): ...here.
21117 * config/mips/mips.md (load_const_gp): Replace with...
21118 (load_const_gp_<mode>): ...this :P-based insn.
21120 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21122 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21123 options. Minor fixes.
21124 (-std): Move reference to standards closer to where language
21125 standards are first mentioned.
21127 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21129 PR rtl-optimization/34995
21130 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21131 parameter and return a bool. If the rtx parameter is nonnull,
21132 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21133 (find_reloads): Update call accordingly. Pass the new operand
21134 if it needed no address reloads, otherwise pass null.
21136 2008-01-30 Richard Henderson <rth@redhat.com>
21139 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21140 for unbounded arrays.
21142 2008-01-30 Silvius Rus <rus@google.com>
21144 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21146 2008-01-30 Jan Hubicka <jh@suse.cz>
21149 * i386.c (init_cumulative_args): Use real function declaration when
21152 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21154 PR rtl-optimization/34998
21155 * global.c (build_insn_chain): Treat non-subreg_lowpart
21156 SUBREGs of pseudos as clobbering all the words covered by the
21157 SUBREG, not just all the bytes.
21158 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21159 original df_ref rather than an extract parameter.
21160 (global_conflicts): Update call accordingly.
21162 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21164 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21165 the overflow check to make it easier to read.
21166 (__fixtfdi): Change the type of the ll member in union
21167 long_double to UDItype_x.
21169 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21171 PR middle-end/34969
21172 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21173 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21174 * tree-inline.c (fold_marked_statements): Call
21175 cgraph_update_edges_for_call_stmt if folding a call statement.
21176 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21177 debug_generic_stmt calls, reset it back afterwards.
21180 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21182 * c-typeck.c (build_external_ref): Don't pedwarn about
21183 static vars in current function's scope.
21185 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21187 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21189 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21192 * ipa-struct-reorg.c: Fix spelling.
21193 * params.def: Ditto.
21195 2008-01-29 Richard Guenther <rguenther@suse.de>
21197 PR middle-end/35006
21198 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21200 * tree-inline.c (remap_type): Increment remapping_type_depth
21201 around remapping types.
21202 (copy_body_r): Only add referenced variables if they are referenced
21203 from code, not types.
21205 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21216 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21217 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21219 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21222 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21223 pointer for tiny stack.
21225 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21227 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21229 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21231 * config/vx-common.h: Fix typo in comment.
21233 2008-01-28 Ian Lance Taylor <iant@google.com>
21237 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21238 coalesce pointers if they have different DECL_NO_TBAA_P values.
21239 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21240 between variables with different DECL_NO_TBAA_P values.
21242 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21245 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21246 are not legitimate small data references on SPE targets.
21248 2008-01-28 David Daney <ddaney@avtrex.com>
21250 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21252 2008-01-28 David Daney <ddaney@avtrex.com>
21254 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21256 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21258 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21259 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21260 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21261 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21262 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21263 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21264 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21265 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21267 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21269 * basic-block.h (condjump_equiv_p): Fix comment.
21271 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21273 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21274 print_generic_stmt_indented): Fix comment.
21276 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21278 * configure.ac (__stack_chk_fail): Add detecion for availability
21279 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21280 * configure: Regenerate.
21282 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21284 PR middle-end/34688
21285 * final.c (output_addr_const): Handle TRUNCATE.
21287 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21290 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21291 (zero_cost, infinite_cost): New constants.
21292 (struct cost_pair): Change type of cost to comp_cost.
21293 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21294 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21296 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21297 split_address_cost, ptr_difference_cost, difference_cost,
21298 get_computation_cost_at, get_computation_cost,
21299 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21300 determine_use_iv_cost_condition, determine_use_iv_costs,
21301 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21302 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21303 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21304 Change type of cost to comp_cost.
21305 (determine_iv_cost): Increase cost of non-original ivs, instead
21306 of decreasing the cost of original ones.
21307 (get_address_cost): Indicate the complexity of the addressing mode
21309 (try_add_cand_for): Prefer using ivs not specific to some object.
21310 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21312 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21313 Janis Johnson <janis187@us.ibm.com>
21316 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21317 (TARGET_INSTANTIATE_DECLS): Likewise.
21318 * target.h (expand_to_rtl_hook): New target hook.
21319 (instantiate_decls): Likewise.
21320 * function.c (instantiate_decl): Make non-static. Rename to...
21321 (instantiate_decl_rtl): ... this.
21322 (instantiate_expr): Use instantiate_decl_rtl.
21323 (instantiate_decls_1): Likewise.
21324 (instantiate_decls): Likewise.
21325 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21326 * function.h (instantiate_decl_rtl): Add prototype.
21327 * cfgexpand.c (target.h): New include.
21328 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21329 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21330 (TARGET_INSTANTIATE_DECLS): Likewise.
21331 (TARGET_INITIALIZER): New target hooks added.
21332 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21334 * config/rs6000/rs6000.c (tree-flow.h): New include.
21335 (machine_function): Add sdmode_stack_slot field.
21336 (rs6000_alloc_sdmode_stack_slot): New function.
21337 (rs6000_instantiate_decls): Likewise.
21338 (rs6000_secondary_memory_needed_rtx): Likewise.
21339 (rs6000_check_sdmode): Likewise.
21340 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21341 (TARGET_INSTANTIATE_DECLS): Likewise.
21342 (rs6000_hard_regno_mode_ok): Allow SDmode.
21343 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21344 (rs6000_emit_move): Handle SDmode.
21345 (function_arg_advance): Likewise.
21346 (function_arg): Likewise.
21347 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21348 SDmode var args for 32-bit compiles.
21349 (rs6000_secondary_reload_class): Handle SDmode.
21350 (rs6000_output_function_epilogue): Likewise.
21351 (rs6000_function_value): Simplify if statement.
21352 (rs6000_libcall_value): Likewise.
21353 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21354 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21355 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21356 (movsd_hardfloat): New define_insn.
21357 (movsd_softfloat): Likewise.
21358 (movsd_store): Likewise.
21359 (movsd_load): Likewise.
21360 (extendsddd2): Likewise.
21361 (extendsdtd2): Likewise.
21362 (truncddsd2): Likewise.
21363 (movdd_hardfloat64): Fixup comment.
21364 (UNSPEC_MOVSD_LOAD): New constant.
21365 (UNSPEC_MOVSD_STORE): Likewise.
21367 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21370 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21372 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21373 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21374 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21375 and TRUTH_XOR_EXPR.
21377 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21380 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21381 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21382 __LONGDOUBLE128 too.
21383 * config/rs6000/aix61.h: New file.
21385 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21387 PR rtl-optimization/34959
21388 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21389 popcount and parity rtxes the same mode as their operand.
21390 Truncate or extend the result to the return value's mode
21393 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21396 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21397 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21398 to GOT_VERSION_REGNUM.
21399 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21400 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21401 * config/mips/mips.c (mips_emit_call_insn): New function.
21402 (mips_call_tls_get_addr): Call mips_expand_call directly.
21403 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21405 (mips16_build_call_stub): Likewise. Return the call insn or null.
21406 (mips_expand_call): Update the call to mips16_build_call_stub
21407 accordingly and a remove redundant condition. Assert that MIPS16
21408 stubs do not use lazy binding. Use mips_emit_call_insn and return
21410 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21412 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21413 (mips_avoid_hazard): Remove hazard_set handling.
21414 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21415 (UNSPEC_RESTORE_GP): ...this.
21416 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21417 (FAKE_CALL_REGNO): Rename to...
21418 (GOT_VERSION_REGNUM): ...this.
21419 (type): Add "ghost" value. Add an associated insn reservation.
21420 (hazard_set): Remove.
21421 (exception_receiver): Rename to...
21422 (restore_gp): ...this and update the unspec identifier accordingly.
21423 (exception_receiver, nonlocal_got_receiver): New expanders.
21424 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21425 FAKE_CALL_REGNO. Remove hazard_set attribute.
21426 (set_got_version, update_got_version): New patterns.
21428 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21431 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21433 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21436 * doc/install.texi2html: Generate gcc-vers.texi.
21438 2008-01-25 DJ Delorie <dj@redhat.com>
21440 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21442 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21444 * config/c4x: Remove directory.
21445 * config.gcc (crx-*, mt-*): Mark obsolete.
21446 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21447 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21448 sh-*-rtemscoff*): Remove cases.
21449 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21450 * real.c (encode_c4x_single, decode_c4x_single,
21451 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21452 c4x_extended_format): Remove.
21453 * real.h (c4x_single_format, c4x_extended_format): Remove.
21454 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21456 (Pragmas): Remove comment about c4x pragmas.
21457 * doc/install.texi (c4x): Remove target-specific instructions.
21458 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21459 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21460 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21461 refer to C4x source files as examples.
21462 (C4X_FLOAT_FORMAT): Remove documentation.
21464 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21466 * config/bfin/bfin.c (override_options): Reorder tests so that
21467 flag_pic gets enabled for -msep-data.
21469 2008-01-25 Richard Guenther <rguenther@suse.de>
21471 PR middle-end/32244
21472 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21473 to its bitfield precision if required.
21475 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21477 PR middle-end/33880
21478 * tree-nested.c (walk_omp_for): New function.
21479 (convert_nonlocal_reference, convert_local_reference): Call
21480 walk_omp_for on OMP_FOR.
21481 (convert_call_expr): Call walk_body on OMP_FOR's
21482 OMP_FOR_PRE_INIT_BODY.
21484 2008-01-25 Richard Guenther <rguenther@suse.de>
21486 PR tree-optimization/34966
21487 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21488 default defs and PHI_NODEs we have to insert after the
21489 defining statement.
21491 2008-01-24 Nick Clifton <nickc@redhat.com>
21493 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21494 Provide a default definition.
21495 (LIBGCC2_UNITS_PER_WORD): Likewise.
21497 * config/stormy16/stormy16.c: Include df.h for the prototype
21498 for df_regs_ever_live_p.
21499 (xstormy16_expand_builtin_va_start): Convert the stack offset
21500 into a component_ref and then use POINTER_PLUS_EXPR to add it
21501 to the incoming_virtual_args_rtx.
21502 (xstormy16_gimplify_va_arg_expr): Rename to
21503 xstormy16_gimplify_va_arg_expr.
21504 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21505 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21506 xstormy16_gimplify_va_arg_expr.
21507 Fix up some formatting issues.
21509 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21510 Move to predicates.md.
21511 (xs_hi_general_operand): Likewise.
21512 (xs_hi_nonmemory_operand): Likewise.
21513 * config/stormy16/predicates.md:
21514 (xstormy16_carry_plus_operand): New predicate.
21515 (xs_hi_general_operand): New predicate.
21516 (xs_hi_nonmemory_operand): New predicate.
21517 * config/stormy16/stormy16-protos.h:
21518 (xstormy16_carry_plus_operand): Delete prototype.
21519 (xs_hi_general_operand): Likewise.
21520 (xs_hi_nonmemory_operand): Likewise.
21522 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21523 modifiers as they are no longer needed and they can trigger
21524 reload spill failures.
21526 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21527 with a match_operand in order to help reload.
21529 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21530 constraint with 'e' for the 8th alternative as this version of
21531 the mov.w instruction only accepts the lower 8 registers.
21533 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21536 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21537 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21540 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21542 PR middle-end/33333
21543 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21545 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21547 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21549 (remove_structure): Update allocations list before removing structure.
21551 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21553 * ipa-struct-reorg.c (is_safe_cond_expr,
21554 create_new_stmts_for_cond_expr): Use integer_zerop function,
21555 that recognize not only zero-pointer, but zero-integer too.
21557 2008-01-25 Ben Elliston <bje@au.ibm.com>
21560 * fixproto: Escape "." in sed expression that strips leading "./".
21562 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21565 * gcc.c (SWITCH_OK): Removed.
21566 (SWITCH_LIVE): Changed to bit.
21567 (SWITCH_FALSE): Likewise.
21568 (SWITCH_IGNORE): Likewise.
21569 (switchstr): Change live_cond to unsigned int.
21570 (process_command): Replace SWITCH_OK with 0.
21571 (do_self_spec): Likewise.
21572 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21573 (give_switch): Likewise.
21574 (used_arg): Likewise.
21575 (do_spec_1): Set the SWITCH_IGNORE bit.
21576 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21577 bits. Set the SWITCH_LIVE bit.
21579 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21581 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21583 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21585 PR tree-optimization/34472
21586 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21587 parameter to a "bool *" and set *DATA to false if there is
21588 an unsafe access. Do not delete the structure here.
21589 (check_cond_exprs): Delete it here instead.
21590 (check_cond_exprs, exclude_cold_structs): Do not increase
21591 I when removing a structure.
21593 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21596 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21597 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21599 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21601 PR middle-end/34934
21602 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21603 a fixed vector for stack.
21605 2008-01-24 Ben Elliston <bje@au.ibm.com>
21608 * doc/gcc.texi (Software development): Add a direntry for g++.
21610 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21612 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21613 stale and straggling -fforce-addr comments above.
21615 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21617 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21618 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21620 2008-01-23 Michael Matz <matz@suse.de>
21623 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21626 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21628 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21629 malloc result type.
21631 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21633 * config/avr/avr.c (avr_current_arch): New variable.
21634 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21635 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21636 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21637 (avr_override_options): Init 'avr_current_arch'.
21638 (base_arch_s): Move from here...
21639 * config/avr/avr.h (base_arch_s): ... here. Add new members
21640 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21641 'mega' to 'have_jmp_call'.
21642 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21643 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21645 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21647 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21648 MULTILIB_MATCHES): Ditto.
21650 2008-01-23 Richard Guenther <rguenther@suse.de>
21652 PR middle-end/31529
21653 * cgraphunit.c (cgraph_reset_node): Always mark the node
21654 not reachable if it is not queued already.
21656 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21658 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21659 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21660 (cputype_selected): New static variable.
21661 (bfin_handle_option): Set it if -mcpu is used.
21662 (override_option): Select default set of workarounds if no cpu type
21663 selected on the command line.
21664 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21666 From Michael Frysinger <michael.frysinger@analog.com>
21667 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21668 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21670 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21671 for bf547, bf523, bf524, and bf526.
21672 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21674 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21675 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21676 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21677 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21678 * doc/invoke.texi (Blackfin Options): Document that
21679 -mcpu now accept bf547, bf523, bf524, and bf526.
21681 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21683 PR rtl-optimization/34628
21684 * combine.c (try_combine): Stop and undo after the first combination
21685 if an autoincrement side-effect on the first insn has effectively
21688 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21691 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21692 Offset addresses are not valid for Altivec or paired float modes.
21694 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21697 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21698 if DECL_INITIAL (decl) is error_mark_node.
21701 * c-common.c (handle_vector_size_attribute): Only allow
21702 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21703 the same way as pointer, array etc. types.
21704 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21707 * tree.c (build_type_attribute_qual_variant): Call
21708 build_qualified_type if attributes are equal, but quals are not.
21710 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21713 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21714 * flags.h (warn_strict_aliasing): Remove.
21715 (warn_strict_overflow): Remove.
21716 * opts.c (warn_strict_aliasing): Remove.
21717 (warn_strict_overflow): Remove.
21718 * c-opts.c (c_common_handle_option): -Wall only sets
21719 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21720 (c_common_post_options): Give default values to -Wstrict-aliasing
21721 and -Wstrict-overflow if they are uninitialized.
21722 * common.opt (Wstrict-aliasing): Specify Var and Init.
21723 (Wstrict-overflow): Likewise.
21725 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21727 PR rtl-optimization/26854
21728 PR rtl-optimization/34400
21729 PR rtl-optimization/34884
21730 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21732 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21733 (df_rd_bb_info.expanded_lr_out): Deleted
21734 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21735 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21736 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21737 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21738 Removed code to allocate, initialize or free expanded_lr_out.
21739 (df_rd_bb_local_compute_process_def): Restructured to make more
21741 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21742 sets if the sets are being trimmed.
21744 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21747 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21748 (as_vers): Likewise.
21749 * configure: Regenerated.
21751 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21753 PR middle-end/33092
21754 * tree-pass.h (pass_build_alias): New pass.
21755 * tree-ssa-alias.c (gate_build_alias): New.
21756 (pass_build_alias): New.
21757 * passes.c (init_optimization_passes): Add pass_build_alias after
21758 pass_create_structure_vars.
21760 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21762 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21763 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21764 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21765 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21766 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21767 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21768 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21769 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21770 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21771 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21772 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21773 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21774 * config/s390/s390.md (FP_ALL): New mode iterator.
21775 (_d): New mode attribute.
21776 ("*signbit<mode>2>"): Changed mode of first operand.
21777 ("isinf<mode>2"): Changed mode of first operand.
21778 ("*TDC_insn"): Adaptation for DFP modes.
21780 2008-01-22 Ben Elliston <bje@au.ibm.com>
21782 * tree.c (check_qualified_type): Improve function description.
21784 2008-01-21 Jason Merrill <jason@redhat.com>
21787 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21788 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21791 2008-01-21 DJ Delorie <dj@redhat.com>
21793 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21796 2008-01-21 Richard Guenther <rguenther@suse.de>
21798 PR middle-end/34856
21799 * tree-cfg.c (verify_expr): Allow all invariant expressions
21800 instead of just constant class ones as reference argument.
21801 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21802 like any other constant.
21803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21805 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21807 * regmove.c (fixup_match_1): Update call crossed frequencies.
21809 2008-01-21 Richard Guenther <rguenther@suse.de>
21812 * tree-inline.c (setup_one_parameter): Deal with mismatched
21813 types using a VIEW_CONVERT_EXPR.
21815 2008-01-21 Alon Dayan <alond@il.ibm.com>
21816 Olga Golovanevsky <olga@il.ibm.com>
21818 PR tree-optimization/34701
21819 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21820 when the structure size is not a power of 2.
21822 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21824 * doc/install.texi: Add doc for --enable-checking=df.
21826 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21828 PR rtl-optimization/34808
21829 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21831 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21833 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21836 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21838 PR rtl-optimization/26854
21839 PR rtl-optimization/34400
21840 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21842 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21843 (df_rd_bb_info.expanded_lr_out): New.
21844 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21845 * loop_iv.c (iv_analysis_loop_init): Ditto.
21846 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21847 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21848 Added code to allocate, initialize or free expanded_lr_out.
21849 (df_rd_bb_local_compute_process_def): Restructured to make
21850 more understandable.
21851 (df_rd_confluence_n): Add code to do nothing with fake edges and
21852 code to no apply invalidate_by_call sets if the sets are being trimmed.
21853 (df_lr_local_finalize): Renamed to df_lr_finalize.
21854 (df_live_local_finalize): Renamed to df_live_finalize.
21856 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21859 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21860 deciding whether to use reciprocal instructions.
21862 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21864 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21865 dwarf2out_note_section_used if cold_text_section is NULL.
21867 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21869 PR gcov-profile/34610
21870 * tree-cfg.c (make_edges): Mark both outgoing edges from
21871 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21872 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21873 from OMP_FOR and OMP_CONTINUE outgoing edges.
21875 * tree-profile.c (tree_profiling): Return early if
21876 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21878 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21879 from cfun to child_cfun.
21880 * function.h (struct function): Add after_tree_profile bit.
21882 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21884 * config/avr/avr.S (_exit): Disable interrupt.
21886 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21887 Steven Bosscher <stevenb.gcc@gmail.com>
21889 PR rtl-optimization/26854
21890 PR rtl-optimization/34400
21891 * df-problems.c (df_live_scratch): New scratch bitmap.
21892 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21893 (df_live_reset): Clear the proper bitmaps.
21894 (df_live_bb_local_compute): Only process the artificial defs once
21895 since the order is not important.
21896 (df_live_init): Init the df_live sets only with the variables
21897 found live by df_lr.
21898 (df_live_transfer_function): Use the df_lr sets to prune the
21899 df_live sets as they are being computed.
21900 (df_live_free): Free df_live_scratch.
21902 2008-01-18 Ian Lance Taylor <iant@google.com>
21904 * common.opt: Add fmerge-debug-strings.
21905 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21906 flag_merge_debug_strings rather than flag_merge_constants.
21907 * doc/invoke.texi (Option Summary): Mention
21908 -fmerge-debug-strings.
21909 (Debugging Options): Document -fmerge-debug-strings.
21911 2008-01-18 Ian Lance Taylor <iant@google.com>
21914 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21915 (struct tree_function_decl): Add new field operator_new_flag.
21916 * tree-inline.c (expand_call_inline): When inlining a call to
21917 operator new, force the return value to go into a variable, and
21918 set DECL_NO_TBAA_P on that variable.
21919 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21921 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21924 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21925 DWARF2_DEBUGGING_INFO.
21926 (dwarf2out_note_section_used): Ditto. Add prototype.
21927 (have_multiple_function_sections, text_section_used,
21928 cold_text_section_used, *cold_text_sections): Move declarations
21931 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21933 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21934 field and add signal_ra.
21935 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21936 assignments to frame state pc. Move end of stack check after
21937 MD_FALLBACK_FRAME_STATE_FOR.
21938 (uw_update_context_1): Use frame state signal_regs if set, instead
21939 of checking signal_frame flag.
21940 (uw_update_context): Use frame state signal_ra if set.
21941 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21942 * config/xtensa/linux-unwind.h: New file.
21944 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21946 * modulo-sched.c (get_sched_window): Fix comment typo.
21948 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21950 PR tree-optimization/34648
21951 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21953 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21955 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21956 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21958 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21960 PR rtl-optimization/34400
21961 * df-core.c (df_worklist_dataflow_overeager,
21962 df_worklist_dataflow_doublequeue): New functions.
21963 (df_worklist_dataflow): Two different worklist solvers.
21964 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21967 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21970 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21971 and ftree-parallelize-loops.
21973 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21975 PR rtl-optimization/34826
21976 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21978 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21980 * global.c (find_reg): Mark the eh regs as used if necessary.
21981 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21982 * ra.h (struct allocno): no_eh_reg field added. Changed
21983 no_stack_reg type to bitfield.
21985 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21987 * tree.c (substitute_in_expr): Add missing 'break'.
21989 2008-01-17 Richard Guenther <rguenther@suse.de>
21991 PR tree-optimization/34825
21992 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21993 x / x as division to handle.
21995 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21997 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21998 "-pthread" is specified.
21999 * pa-hpux11.h (LIB_SPEC): Likewise.
22001 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22002 Peter Bergner <bergner@vnet.ibm.com>
22004 PR rtl-optimization/33796
22005 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22007 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22009 PR libgfortran/34699
22010 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22012 * pa-hpux10.h (LINK_SPEC): Likewise.
22013 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22015 2008-01-16 Richard Guenther <rguenther@suse.de>
22017 PR middle-end/32628
22018 * fold-const.c (fold_convert_const_int_from_int): Do not
22019 set overflow if that occured only because of a sign extension
22020 change when converting from/to a sizetype with the same
22021 precision and signedness.
22023 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22026 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22027 location address to the correct place. Update copyright year.
22029 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22031 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22032 no dependences in the dependence_relations vector.
22034 2008-01-16 Jan Hubicka <jh@suse.cz>
22036 PR rtl-optimization/31396
22037 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22038 * cfg.c (dump_reg_info): Print it.
22039 * regs.h (struct reg_info_t): add freq_calls_crossed.
22040 (REG_FREQ_CALLS_CROSSED): New macro.
22041 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22042 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22043 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22044 regmove_optimize): Update call crossed frequencies.
22045 * local-alloc.c (struct qty): Add freq_calls_crossed.
22046 (alloc_qty): Copute freq_calls_crossed.
22047 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22048 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22049 * ra.h (struct allocno): Add freq_calls_crossed.
22051 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22053 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22054 libgomp when compiling with ftree-parallelize-loops.
22055 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22057 2008-01-16 Richard Guenther <rguenther@suse.de>
22059 PR tree-optimization/34769
22060 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22061 * tree.c (int_cst_value): Instead make this function more
22062 permissive in what it accepts as valid input. Document this
22063 function always sign-extends the value.
22065 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22066 Richard Guenther <rguenther@suse.de>
22069 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22070 (gimple_fold_indirect_ref_rhs): ... this.
22071 (gimple_fold_indirect_ref): New function with foldings
22072 that preserve lvalueness.
22073 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22074 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22075 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22076 to fold an INDIRECT_REF, fall back to the old use of
22077 fold_indirect_ref_1.
22079 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22081 * tree-data-ref.c (subscript_dependence_tester_1): Call
22082 free_conflict_function.
22083 (compute_self_dependence): Same.
22085 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22088 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22089 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22091 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22092 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22093 for DWARF2_UNWIND_INFO targets.
22095 2008-01-16 Richard Guenther <rguenther@suse.de>
22098 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22099 type qualifiers for function types.
22101 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22103 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22104 loop_iterator li from previous commit.
22106 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22108 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22110 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22112 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22113 (parallelize_loops): Don't parallelize irreducible components.
22115 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22118 * c-opts (c_common_post_options): Do not enable CPP
22119 flag_pedantic_errors by default.
22121 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22123 PR rtl-optimization/31944
22124 * cse.c (remove_pseudo_from_table): New function.
22125 (merge_equiv_classes): Use above function to remove pseudo-registers.
22126 (invalidate): Likewise.
22128 2008-01-13 Richard Guenther <rguenther@suse.de>
22130 PR middle-end/34601
22131 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22132 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22134 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22136 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22137 validate_change to unshare the source of the PC set.
22139 2008-01-12 Jan Hubicka <jh@suse.cz>
22141 PR middle-end/32135
22142 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22143 references above array bounds. This might trigger bounds checks for
22144 pointers to arrays.
22146 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22148 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22149 new_replaceable_dependencies.
22151 2008-01-12 Doug Kwan <dougkwan@google.com>
22153 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22154 instead of OPT_Wreturn_type in warning due to ignored return type
22156 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22157 options included in -Wextra.
22158 * c.opt: New option -Wignored_qualifiers.
22159 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22160 -Wignore_qualifiers.
22161 (-Wignored-qualifiers): Document.
22162 (-Wreturn-type): Remove description of functionality now handled
22163 by -Wignored-qualifiers.
22165 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22168 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22169 NOP_EXPR if it is between integral types with the same precision.
22171 2008-01-12 Jan Hubicka <jh@suse.cz>
22174 * invoke.texi (max-inline-recursive-depth): Fix default value.
22176 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22178 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22181 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22183 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22185 2008-01-11 James E. Wilson <wilson@specifix.com>
22188 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22190 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22192 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22193 save/restore frame pointer register and don't use 'call-prologues'
22194 optimization in function with "OS_task" attribute.
22196 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22198 PR middle-end/31309
22199 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22200 when copying to memory.
22202 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22204 PR rtl-optimization/30905
22205 * cfgcleanup.c: Include dce.h
22206 (crossjumps_occured): New global variable.
22207 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22208 If something changed, set crossjumps_occured to true.
22209 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22210 Don't add/remove fake edges to exit here...
22211 (cleanup_cfg): ...but do it here, when crossjumping.
22212 Run a fast DCE when successful crossjumps occured in the latest
22213 iteration of try_optimize_cfg.
22215 2008-01-11 Richard Guenther <rguenther@suse.de>
22217 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22218 (struct vn_unary_op_s): Likewise.
22219 (vn_reference_insert): Free old reference on hash collision.
22221 2008-01-10 Raksit Ashok <raksit@google.com>
22223 PR rtl-optimization/27971
22224 * combine.c (find_split_point): Split PLUS expressions which are
22225 inside a MEM rtx, and whose first operand is complex.
22227 2008-01-10 DJ Delorie <dj@redhat.com>
22229 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22230 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22231 (m32c_hard_regno_ok): Call the underlying function.
22233 2008-01-10 Richard Guenther <rguenther@suse.de>
22235 PR middle-end/34683
22236 * tree-cfg.c (tree_merge_blocks): Do not go through the
22237 full-blown folding and stmt updating path if we just deal
22238 with virtual operands.
22239 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22240 test for abnormal SSA_NAMEs.
22242 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22244 PR middle-end/34641
22245 * reload.c (push_reload): Add assertions. All constants from
22246 reg_equiv_constant should have been used for replacing the respective
22248 (find_reloads_address): Invoke find_reloads_address_part for
22249 constant taken from the reg_equiv_constant array.
22251 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22253 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22254 field (valnum) the first in the struct. Replace bools with
22257 2008-01-10 Richard Guenther <rguenther@suse.de>
22259 PR tree-optimization/34651
22260 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22261 types and ordering for masking and converting.
22263 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22265 PR tree-optimization/34017
22266 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22267 also for PHI_NODE expressions.
22269 2008-01-09 Jan Hubicka <jh@suse.cz>
22271 PR tree-optimization/34708
22272 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22273 based on number of case labels.
22274 (init_inline_once): Remove switch_cost.
22275 * tree-inline.h (eni_weights_d): Remove switch_cost.
22277 2008-01-09 Richard Guenther <rguenther@suse.de>
22278 Andrew Pinski <andrew_pinski@playstation.sony.com>
22280 PR middle-end/30132
22281 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22282 temporary if an rvalue is ok or an lvalue is not required.
22284 2008-01-09 Richard Guenther <rguenther@suse.de>
22286 PR middle-end/34458
22287 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22288 adjust return type.
22290 2008-01-09 Richard Guenther <rguenther@suse.de>
22292 PR middle-end/34679
22293 * tree.c (host_integerp): Check for sizetype only if the
22294 type is an integer type.
22296 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22299 * opts.c (decode_options): Disable inlining of functions called
22300 once if not in unit-at-a-time mode.
22302 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22304 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22306 2008-01-08 Richard Guenther <rguenther@suse.de>
22308 PR middle-end/31863
22309 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22310 out early if the result will be unused.
22312 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22317 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22318 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22321 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22323 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22324 for vectorization tuned.
22326 2008-01-08 Richard Guenther <rguenther@suse.de>
22328 PR tree-optimization/34683
22329 * tree-ssa-operands.c (operand_build_cmp): Export.
22330 * tree-ssa-operands.h (operand_build_cmp): Declare.
22331 * tree-vn.c (vuses_compare): Remove.
22332 (sort_vuses): Use operand_build_cmp.
22333 (sort_vuses_heap): Likewise.
22334 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22335 to re-use old VEC if available. Do not sort already sorted VUSEs.
22336 (vdefs_to_vec): Do not sort already sorted VDEFs.
22338 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22340 PR middle-end/34694
22341 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22343 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22346 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22347 limitations of reciprocal sequences on x86 targets.
22349 2008-01-08 Richard Guenther <rguenther@suse.de>
22351 PR tree-optimization/34683
22352 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22354 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22357 * config/darwin.c (darwin_mergeable_string_section): Don't use
22358 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22360 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22363 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22364 negxf2. Macroize expander using X87MODEF mode iterator. Change
22365 predicates of op0 and op1 to register_operand.
22366 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22367 expander using X87MODEF mode iterator. Change predicates of
22368 op0 and op1 to register_operand.
22369 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22370 corresponding patterns and macroize using MODEF macro. Change
22371 predicates of op0 and op1 to register_operand and remove
22372 "m" constraint. Disparage "r" alternative with "!".
22373 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22374 macroize using X87MODEF macro. Change predicates of op0 and op1
22375 to register_operand and remove "m" constraint. Disparage "r"
22376 alternative with "!".
22377 (absneg splitter with memory operands): Remove.
22378 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22379 patterns and macroize using X87MODEF mode iterator.
22380 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22381 Change predicate of op1 to register_operand.
22382 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22383 for memory operands.
22385 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22387 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22389 2008-01-07 Richard Guenther <rguenther@suse.de>
22391 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22394 2008-01-07 Richard Guenther <rguenther@suse.de>
22396 PR tree-optimization/34683
22397 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22398 VOPs of the needed size to save memory. Use VEC_quick_push
22399 to save compile-time.
22400 (vdefs_to_vec): Likewise.
22402 2008-01-07 Sa Liu <saliu@de.ibm.com>
22404 * config/spu/spu.md (divdf3): Genetate inline code for double
22405 division. The implementation doesn't handle INF or NAN, therefore it
22406 only applies when -ffinite-math-only is given.
22408 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22411 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22412 * doc/cpp.texi ([Common Predefined Macros]): Document.
22414 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22416 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22417 order to use commutative addition instead of subtraction.
22419 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22420 Mircea Namolaru <namolaru@il.ibm.com>
22421 Vladimir Yanovsky <yanov@il.ibm.com>
22422 Revital Eres <eres@il.ibm.com>
22424 PR tree-optimization/34263
22425 * tree-outof-ssa.c (process_single_block_loop_latch,
22426 contains_tree_r): New functions.
22427 (analyze_edges_for_bb): Call process_single_block_loop_latch
22428 function to empty single-basic-block latch block if possible.
22430 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22432 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22434 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22436 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22438 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22440 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22442 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22444 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22446 PR tree-optimization/34618
22447 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22450 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22453 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22454 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22455 Update copyright year.
22457 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22458 Update copyright year.
22459 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22462 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22464 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22465 edge does not point to current bb before changing need_assert.
22467 2008-01-04 Richard Guenther <rguenther@suse.de>
22469 PR middle-end/34029
22470 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22471 for verifying purposes if they are is_gimple_min_invariant.
22473 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22475 PR tree-optimization/34448
22476 PR tree-optimization/34465
22477 * gimplify.c (gimplify_init_constructor): Add new parameter
22478 notify_temp_creation. Use it.
22479 (gimplify_modify_expr_rhs): Take volatiles into account when
22480 optimizing constructors.
22481 Do not optimize constructors if gimplify_init_constructor will dump to
22483 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22484 * gcc.c-torture/compile/pr34448.c: New.
22486 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22488 PR gcov-profile/34609
22489 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22490 return_slot if result is TREE_ADDRESSABLE.
22492 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22494 * config/mips/mips.md (sqrt_condition): Tweak comment.
22495 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22497 2008-01-03 Tom Tromey <tromey@redhat.com>
22500 * c-common.c (c_type_hash): Handle VLAs.
22502 2008-01-03 Jan Hubicka <jh@suse.cz>
22504 PR tree-optimization/31081
22505 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22506 0 when inlining and not inlining to first basic block.
22507 (remap_decl): When var is initialized to 0, don't set default_def.
22508 (expand_call_inline): Set entry_bb.
22509 * tree-inline.h (copy_body_data): Add entry_bb.
22511 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22514 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22517 PR tree-optimization/29484
22518 * tree-inline.c (inline_forbidden_p_2): New function.
22519 (inline_forbidden_p): Disallow inlining if some static var
22520 has an address of a local LABEL_DECL in its initializer.
22521 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22524 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22526 PR tree-optimization/34635
22527 * tree-data-ref.c (add_other_self_distances): Make sure that the
22528 evolution step is constant.
22530 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22532 PR middle-end/34608
22533 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22535 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22537 * tree-sra.c (scalarize_init): Insert the generate_element_init
22538 statements after the generate_element_zero statements.
22540 2008-01-02 Richard Guenther <rguenther@suse.de>
22542 PR middle-end/34093
22543 PR middle-end/31976
22544 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22545 for very large number of operands instead of ICEing.
22547 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22550 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22551 while stack probing.
22553 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22555 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22558 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22560 PR libmudflap/26442
22561 * tree-mudflap.c (mx_register_decls): Guard warning by
22562 !DECL_ARTIFICIAL check.
22564 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22566 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22567 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22568 sse5_perm<mode>): Fix constraints.