1 2008-09-09 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/37387
4 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5 and bits to a common type.
7 2008-09-09 Nick Clifton <nickc@redhat.com>
9 * config/v850/v850.md (return): Restore frame size restriction.
11 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
13 * c-common.c (c_expand_decl): Remove.
14 * c-common.h (anon_aggr_type_p): Remove prototype.
15 (DECL_ANON_UNION_ELEMS): Remove.
16 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
17 * c-decl.c (anon_aggr_type_p): Remove.
18 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
19 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
20 * langhooks.h (struct lang_hooks): Remove expand_decl.
21 * langhooks.c (lhd_expand_decl): Remove.
22 * stmt.c (expand_anon_union_decl): Remove.
23 * tree.h (expand_anon_union_decl): Remove prototype.
25 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
28 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
30 * config/avr/avr.md (QISI) : Define mode iterator.
31 (negated_tst<mode>) : Redefine as split using mode macro.
32 (reversed_tstqi): Define insn as reversed compare with zero.
33 (reversed_tsthi): Ditto.
34 (reversed_tstsi): Ditto.
36 2008-09-08 Jakub Jelinek <jakub@redhat.com>
39 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
40 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
43 * predict.c (optimize_function_for_size_p): Don't segfault if
45 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
46 tree_swap_operands_p): Don't test cfun != NULL before calling
47 optimize_function_for_s*_p.
49 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
51 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
54 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
56 * crx/crx.h (IRA_COVER_CLASSES): Define.
58 2008-09-08 Jakub Jelinek <jakub@redhat.com>
61 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
62 even when a stmt has been gimple_modified_p, but after fold_stmt is
63 not any longer. Remove unneeded may_have_exposed_new_symbols
66 2008-09-08 Richard Guenther <rguenther@suse.de>
68 PR tree-optimization/37421
69 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
72 2008-09-08 Jakub Jelinek <jakub@redhat.com>
75 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
77 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
80 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
81 * pa-hpux10.h (LINK_SPEC): Likewise.
82 * pa-hpux11.h (LINK_SPEC): Likewise.
84 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * pa32-regs.h (IRA_COVER_CLASSES): Define.
87 * pa64-regs.h (IRA_COVER_CLASSES): Define.
89 2008-09-07 Helge Deller <deller@gmx.de>
91 * pa/linux-atomic.c: New file.
92 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
93 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
95 2008-09-07 Richard Guenther <rguenther@suse.de>
96 Ira Rosen <irar@il.ibm.com>
98 PR tree-optimization/36630
99 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
100 Call STRIP_NOPS before calling evolution_part_in_loop_num.
102 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
103 Ira Rosen <irar@il.ibm.com>
105 PR tree-optimization/35642
106 * config/rs6000/altivec.md (mulv8hi3): Implement.
108 2008-09-06 Jeff Law <law@redhat.com>
110 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
112 2008-09-06 Jan Hubicka <jh@suse.cz>
114 PR tree-optimization/14703
115 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
116 * passes.c (init_optimization_passes): Recompute inline parameters.
118 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
120 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
123 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
124 Peter Fuerst <post@pfrst.de>
126 * doc/invoke.texi: Document -mr10k-cache-barrier=.
127 * doc/extend.texi: Document __builtin_mips_cache.
128 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
129 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
130 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
131 __GCC_HAVE_BUILTIN_MIPS_CACHE.
132 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
133 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
134 (set_push_mips_isas): New variable.
135 (mips_r10k_cache_barrier): New variable.
136 (cache): New availability predicate.
137 (mips_builtins): Add an entry for __builtin_mips_cache.
138 (mips_build_cvpointer_type): New function.
139 (MIPS_ATYPE_CVPOINTER): New macro.
140 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
142 (r10k_simplified_address_p, r10k_simplify_address)
143 (r10k_uncached_address_p, r10k_safe_address_p)
144 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
145 (r10k_needs_protection_p_call, r10k_needs_protection_p)
146 (r10k_insert_cache_barriers): New functions.
147 (mips_reorg_process_insns): Delete cache barriers after a
148 branch-likely instruction.
149 (mips_reorg): Call r10k_insert_cache_barriers.
150 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
151 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
152 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
153 (mips_cache, r10k_cache_barrier): New define_insns.
155 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
157 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
158 * ira-color.c (setup_allocno_left_conflicts_num): Use
159 hard_reg_set_equal_p instead of a comparison with
160 ira_zero_hard_reg_set.
161 * ira.c (setup_reg_subclasses): Likewise.
162 (setup_cover_and_important_classes): Likewise.
163 (setup_class_translate): Likewise.
164 (setup_reg_class_intersect_union): Likewise.
165 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
166 (ira_init_once): Don't initialize them.
168 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
170 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
172 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
174 * ira-color.c (ira_fast_allocation): Permit global allocno
177 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
179 Improved branch hints, safe hints, and scheduling.
181 * haifa-sched.c (sched_emit_insn) : Define.
182 * sched-int.h (sched_emit_insn) : Add prototype.
183 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
184 -mhint-max-distance -msafe-hints) : Document.
185 * config/spu/spu.c (spu_flag_var_tracking): New.
186 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
187 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
188 TARGET_ASM_FILE_START): Define.
189 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
190 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
191 (spu_emit_branch_hint): Add blocks argument.
192 (insert_branch_hints, insert_nops): Remove.
193 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
194 uses_ls_unit, spu_sched_init_global, spu_sched_init,
195 spu_sched_reorder, asm_file_start): New functions.
196 (clock_var, spu_sched_length, pipe0_clock,
197 pipe1_clock, prev_clock_var, prev_priority,
198 spu_ls_first, prev_ls_clock): New static variables.
199 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
200 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
201 (nopn_nv): Add a non-volatile version of nop.
202 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
203 -mhint-max-distance, -msafe-hints): New options.
205 2008-09-05 Janis Johnson <janis187@us.ibm.com>
206 Samuel Tardieu <sam@rfc1149.net>
208 * opts.c (decode_options): Combine nested if statements.
211 * opts.c (decode_options): Handle more relationships among
212 unit-at-a-time, toplevel-reorder, and section-anchors.
214 2008-09-05 David Daney <ddaney@avtrex.com>
216 * doc/install.texi (--enable-reduced-reflection): Document new option.
218 2008-09-05 Bob Wilson <bob.wilson@acm.org>
220 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
222 (constantpool_operand): New.
223 (move_operand): Disallow sub-word modes for the constant pool.
224 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
225 (xtensa_secondary_reload_class): Replace with....
226 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
227 Set icode for sub-word reloads from the constant pool.
228 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
229 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
230 * config/xtensa/xtensa.md (reload<mode>_literal): New.
231 * config/xtensa/xtensa-protos.h: Update prototypes.
233 2008-09-05 Joseph Myers <joseph@codesourcery.com>
235 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
236 (REG_CLASS_NAMES): Update.
237 (REG_CLASS_CONTENTS): Update.
238 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
239 of ALL_REGS for regs 77 and 78.
240 * function.c (instantiate_virtual_regs_in_insn): Assert that
241 return value of simplify_gen_subreg is not NULL.
243 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
245 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
246 (gen_rtvec_v): Fix coding standards.
248 2008-09-04 Jan Hubicka <jh@suse.cz>
250 * i386.c (decide_alg): Be more conservative about optimizing for size.
252 2008-09-04 Ian Lance Taylor <iant@google.com>
254 * varasm.c (narrowing_initializer_constant_valid_p): New
256 (initializer_constant_valid_p): Call it.
258 2008-09-04 Jeff Law <law@redhat.com>
260 * fold-const.c (native_encode_real): Fix computation of WORDS.
261 (native_interpret_real): Likewise.
263 2008-09-04 Janis Johnson <janis187@us.ibm.com>
265 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
267 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
269 * ira-conflicts.c (process_regs_for_copy): Check insn to check
270 that the cost is already taken into account in ira-costs.c
272 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
274 * ira-build.c (print_copy, print_copies, ira_debug_copy,
275 ira_debug_copies): New.
276 (ira_bulid): Call print_copies.
278 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
280 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
283 * config/rs6000/rs6000.c (optimization_options): Remove check of
286 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
288 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
289 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
290 second operand is a reg_imm10_operand.
291 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
292 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
293 (*seq_<GPR:mode><GPR2:mode>): Rename to
294 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
296 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
297 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
299 (*sne_<GPR:mode><GPR2:mode>): Rename to
300 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
303 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
305 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
306 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
307 combining an arithmetic right shift by more than 31 and a
308 trunction. Don't match for out-of-range shift amounts. Set
309 attribute mode to <MODE>.
310 (*lshr32_trunc<mode>): Name the pattern combining a logical right
311 shift by 32 and and a truncation. Set attribute mode to <MODE>.
312 (*<optab>_trunc<mode>_exts): New pattern for truncated right
313 shifts by less than 32.
314 (extv): Change predicate on first operand to accept registers.
315 Change predicate of the other operands from immediate_operand to
316 const_int_operand. Expand exts when source is a register.
317 (extzv): Change predicate of the constant operands from
318 immediate_operand to const_int_operand.
319 (extzv<mode>): Change predicate of the constant operands from
320 immediate_operand to const_int_operand and no constraint. Also
322 (*extzv_trunc<mode>_exts): New pattern.
324 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
326 * config/mips/mips.h (ISA_HAS_CINS): New macro.
327 * config/mips/mips-protos.h (mask_low_and_shift_p,
328 mask_low_and_shift_len): Declare.
329 * config/mips/mips.c (mask_low_and_shift_p,
330 mask_low_and_shift_len): New functions.
331 (mips_print_operand): Handle new operand prefix "m".
332 * config/mips/mips.md (*cins<mode>): New pattern.
334 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
336 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
339 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
341 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
342 regardless of epilogue_completed.
344 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
347 * ira-lives.c (process_bb_node_lives): Check setjmp.
349 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
352 * ira-build.c (form_loop_tree): Reverse BB walk.
353 (create_bb_allocnos): Likewise.
354 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
355 (mark_reg_store): Rename to...
356 (mark_ref_live): ...this and take a df_ref argument instead of
357 note_stores arguments. Assert that we have a register.
358 (mark_reg_clobber): Delete.
359 (def_conflicts_with_inputs_p): New function.
360 (mark_reg_conflicts): Delete.
361 (mark_reg_death): Rename to...
362 (mark_ref_dead): ...this and take a df_ref argument instead of
363 a register. Assert that we have a register.
364 (process_bb_node_lives): Hoist frequency calculation out of
365 instruction walk. Convert from a forwards scan to a backwards scan.
366 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
367 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
368 (create_allocno_live_ranges): Don't create regs_set.
370 2008-09-04 Ian Lance Taylor <iant@google.com>
372 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
374 * calls.c (emit_library_call_value_1): Use MEM_P rather than
375 comparing MODE with MEM.
376 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
377 comparing with GF_PREDICT_TAKEN.
378 (gimple_get_lhs): Change code to enum gimple_code.
379 (gimple_set_lhs): Likewise.
380 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
381 * omp-low.c (find_omp_clause): Change kind parameter to enum
383 * tree-flow.h (find_omp_clause): Update declaration.
384 * regrename.c (clear_dead_regs): Change kind parameter to enum
386 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
388 * see.c (see_get_extension_data): Change return type to enum
389 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
390 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
391 (see_gen_normalized_extension): Change extension_code parameter to
393 (see_seek_pre_extension_expr): Change extension_code to enum
395 (see_merge_one_def_extension): Likewise.
396 (see_handle_relevant_defs): Likewise.
397 (see_handle_relevant_uses): Likewise.
398 (see_analyze_one_def): Likewise.
399 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
400 GIMPLE_ASM rather than ASM_EXPR.
401 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
402 GIMPLE_RETURN rather than RETURN_EXPR.
403 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
404 (evaluate_stmt): Likewise.
405 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
406 to enum vect_relevant.
407 (vect_mark_stmts_to_be_vectorized): Change assertion to not
408 compare gimple codes with tree codes.
410 2008-09-04 Paul Brook <paul@codesourcery.com>
412 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
414 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
416 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
417 pointer check lost in the recent no-unit-at-a-time patch.
419 2008-09-04 Jan Hubicka <jh@suse.cz>
422 * tree-switch-conversion.c (check_final_bb): Accept only IP
425 2008-09-04 Jan Hubicka <jh@suse.cz>
427 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
429 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
430 using_ranges argument.
431 (vrp_evaluate_conditional): Avoid bogus warning for type range.
432 (vrp_visit_cond_stmt): Update call of
433 vrp_evaluate_conditional_warnv_with_ops
435 2008-09-04 Jan Hubicka <jh@suse.cz>
437 PR tree-optimization/37345
438 PR tree-optimization/37358
439 PR tree-optimization/37357
440 * tree.c (build_function_type_skip_args): Build distinct type copy;
442 (build_function_decl_skip_args): Set type of new decl not orig decl;
443 clear DECL_VINDEX for methods turned into functions.
445 2008-09-04 Nick Clifton <nickc@redhat.com>
447 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
449 * configure: Regenerate.
450 * config.in: Regenerate.
451 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
452 alignment field, if it is supported.
454 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
456 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
459 2008-09-03 David Edelsohn <edelsohn@gnu.org>
461 * config/rs6000/rs6000.c (processor_target_table): Do not
462 enable VMX for POWER6.
464 2008-09-03 Anton Blanchard <anton@samba.org>
466 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
467 emit memory barrier before operation.
469 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
472 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
473 default_elf_asm_output_external.
475 2008-09-03 Jeff Law <law@redhat.com>
477 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
479 2008-09-03 Richard Henderson <rth@redhat.com>
481 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
482 memory barrier to below the test-and-set.
483 (alpha_split_lock_test_and_set_12): Likewise.
485 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
489 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
492 * ira-color.c (print_loop_title): Use all_allocnos.
493 (color_pass): Ditto. Don't add border_allocnos. Check that
494 subloop allocno in the correspdoning bitmap all_allocnos.
496 * ira-emit.c (change_loop): Use all_allocnos.
498 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
500 (ira_create_allocno): Set up all_allocnos bit for the created
502 (create_cap_allocno): Remove setting mentioned_allocnos.
503 (create_insn_allocnos): Ditto.
504 (remove_unnecessary_allocnos): Use all_allocnos.
505 (check_allocno_creation): Check that allocnos are in the
506 corresponding bitmap all_allocnos.
508 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
512 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
513 (process_regs_for_copy): Process subregs. Refine check when cost
514 is taken into account in ira-costs.c.
515 (process_reg_shuffles): Use REG_SUBREG_P.
516 (add_insn_allocno_copies): Ditto. Ignore modes.
518 * ira-color.c (conflict_allocno_vec): New.
519 (COST_HOP_DIVISOR): New macro.
520 (update_copy_costs_1): Use it.
521 (update_conflict_hard_regno_costs): New function.
522 (assign_hard_reg): Use it.
523 (ira_color): Allocate and free conflict_allocno_vec.
525 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
529 * ira-int.h (ira_sort_insn_chain): Remove.
531 * ira.c (basic_block_order_nums, chain_insn_order,
532 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
533 (ira): Don't call ira_sort_insn_chain.
535 * reload1.c (reload): Don't call ira_sort_insn_chain.
537 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
540 * cgraphunit.c (update_call_expr): Remove eh regions from statements
541 which become non throw.
542 (cgraph_function_versioning): Also clear DECL_WEAK. Call
543 update_call_expr after updating the flags on the decl.
545 2008-09-03 Jan Hubicka <jh@suse.cz>
547 PR tree-optimization/37315
548 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
549 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
550 (cgraph_analyze_functions): Use node->analyzed
551 (cgraph_mark_functions_to_output): Likewise.
552 (cgraph_expand_function): All functions can be released after
554 (cgraph_optimize): Use gimple_has_body_p.
555 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
556 (cgraph_decide_inlining_incrementally): Likewise.
557 (inline_transform): Inline transform.
558 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
560 (inlinable_function_p): Drop gimple_body check.
561 (expand_call_inline): Use gimple_has_body_p.
562 * gimple.c (gimple_has_body_p): New.
563 * gimple.h (gimple_has_body_p): Add prototype.
564 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
565 (dump_function_to_file): Use gimple_has_body_p check.
567 2008-09-03 Jakub Jelinek <jakub@redhat.com>
570 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
572 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
574 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
576 From Michael Frysinger <michael.frysinger@analog.com>
577 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
578 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
581 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
584 * doc/extend.texi: Document picoChip builtin functions.
585 * doc/invoke.texi: Document picoChip options.
586 * doc/contrib.texi: Add picoChip contribution.
587 * doc/md.texi: Document picoChip constraints.
588 * config.gcc: Add picochip-*-*.
589 * config/picochip/: Add new port.
591 2008-09-03 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/37328
594 * tree-sra.c (sra_build_assignment): Gimplify properly.
595 (generate_copy_inout): Take the correct stmt as definition,
598 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
600 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
603 From Michael Frysinger <michael.frysinger@analog.com>
604 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
606 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
608 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
610 (__gthread_setspecific): Revert 2008-08-31 change to
611 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
614 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
616 * diagnostic.c (error_at): New.
617 * toplev.h (error_at): New prototype.
618 * c-typeck.c (build_array_ref): Call error_at instead of error.
619 Pass location to pedwarn.
621 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
623 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
625 2008-09-02 Jakub Jelinek <jakub@redhat.com>
627 * dwarf2out.c (tree_add_const_value_attribute): Only handle
628 VAR_DECL and CONST_DECL.
630 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
631 Jakub Jelinek <jakub@redhat.com>
633 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
634 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
635 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
636 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
637 Don't set ix86_save_varrargs_registers.
638 (ix86_setup_incoming_varargs): Assume cum != NULL.
639 (ix86_va_start): Check ix86_varargs_gpr_size and
640 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
641 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
642 from frame pointer if ix86_varargs_gpr_size == 0.
643 (ix86_compute_frame_layout): Updated.
644 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
645 (ix86_varargs_gpr_size): Define.
646 (ix86_varargs_fpr_size): Likewise.
647 (machine_function): Remove save_varrargs_registers.
648 Add varargs_gpr_size and varargs_fpr_size.
650 2008-09-02 Jakub Jelinek <jakub@redhat.com>
652 * config/alpha/alpha.c (va_list_skip_additions,
653 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
654 (alpha_gimplify_va_arg): Call unshare_expr on second use of
657 PR tree-optimization/36766
658 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
659 for already removed basic blocks.
662 * real.c (real_maxval): Clear a lower bit to make real_maxval
663 match get_max_float for IBM long double format.
665 2008-09-02 Andreas Schwab <schwab@suse.de>
667 * configure.ac: Use m4_quote to quote the expansion of m4_do.
668 * configure: Regenerate.
670 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
672 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
673 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
674 checking for a non-VOID CONSTANT_P.
676 2008-09-02 Jan Hubicka <jh@suse.cz>
678 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
679 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
681 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
683 * expr.c (emit_group_store): Don't assert stack temp mode size.
685 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
686 Tobias Grosser <grosser@fim.uni-passau.de>
687 Jan Sjodin <jan.sjodin@amd.com>
688 Harsha Jagasia <harsha.jagasia@amd.com>
689 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
690 Konrad Trifunovic <konrad.trifunovic@inria.fr>
691 Adrien Eliche <aeliche@isty.uvsq.fr>
693 Merge from graphite branch.
696 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
697 * doc/invoke.texi (-floop-block, -floop-interchange,
698 -floop-strip-mine): Document new flags.
699 * tree-into-ssa.c (gimple_vec): Moved...
700 * tree-loop-distribution.c (rdg_component): Moved...
701 * cfgloopmanip.c: Include tree-flow.h.
702 (update_dominators_in_loop): New.
703 (create_empty_if_region_on_edge): New.
704 (create_empty_loop_on_edge): New.
705 (loopify): Use update_dominators_in_loop.
706 * tree-pass.h (pass_graphite_transforms): Declared.
707 * configure: Regenerate.
708 * tree-phinodes.c (make_phi_node): Export.
709 (add_phi_node_to_bb): New, split from create_phi_node.
710 * tree-chrec.c (for_each_scev_op): New.
711 * tree-chrec.h (for_each_scev_op): Declared.
712 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
713 (remove_statement): Call get_phi_with_result.
714 * config.in (HAVE_cloog): Undef.
715 * gdbinit.in (pgg): New.
716 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
717 * tree-ssa-loop.c (graphite_transforms): New.
718 (gate_graphite_transforms): New.
719 (pass_graphite_transforms): New.
720 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
721 HAVE_cloog): Defined.
722 * tree-vectorizer.c (rename_variables_in_bb): Export.
723 * tree-data-ref.c (dr_may_alias_p): Export.
724 (stmt_simple_memref_p): New.
725 (find_data_references_in_stmt): Export.
726 (find_data_references_in_loop): Export.
727 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
728 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
729 (create_rdg_vertices): Export.
730 (build_empty_rdg): New.
731 (build_rdg): Call build_empty_rdg. Free dependence_relations.
732 * tree-data-ref.h (rdg_component): ... here.
734 (struct data_reference): Add a field scop.
736 (find_data_references_in_loop): Declared.
737 (find_data_references_in_stmt): Declared.
738 (create_rdg_vertices): Declared.
739 (dr_may_alias_p): Declared.
740 (stmt_simple_memref_p): Declared.
741 (struct rdg_edge): Add a field ddr_p relation.
742 (build_empty_rdg): Declared.
743 * lambda.h (lambda_matrix): Declare a VEC of.
744 (find_induction_var_from_exit_cond): Declared.
745 (lambda_vector_compare): New.
746 * common.opt (fgraphite, floop-strip-mine,
747 floop-interchange, floop-block): New flags.
748 * lambda-code.c (find_induction_var_from_exit_cond): Export.
749 * cfgloop.c (is_loop_exit): New.
750 * cfgloop.h (is_loop_exit): Declared.
751 (create_empty_if_region_on_edge): Declared.
752 (create_empty_loop_on_edge): Declared.
753 * tree-flow.h (add_phi_node_to_bb): Declared.
754 (make_phi_node): Declared.
755 (rename_variables_in_bb): Declared.
756 (perfect_loop_nest_depth): Declared.
757 (graphite_transform_loops): Declared.
758 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
759 (graphite.o-warn): Add -Wno-error.
760 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
761 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
762 (INCLUDES): Add PPLINC, CLOOGINC.
763 (OBJS-common): Add graphite.o.
764 (graphite.o): Add rule.
765 * gimple.h (gimple_vec): ... here.
766 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
767 * passes.c (init_optimization_passes): Schedule
768 pass_graphite_transforms.
770 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
773 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
774 and -fno-toplevel-reorder after handle_options.
776 2008-09-02 Paul Brook <paul@codesourcery.com>
778 * config/arm/arm.c (arm_tune_cortex_a9): Define.
779 (arm_override_options): Set arm_tune_cortex_a9.
780 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
781 (arm_issue_rate): Handle cortexa9.
782 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
783 * config/arm/arm-cores.def: Add cortex-a9.
784 * config/arm/arm-tune.md: Regenerate.
785 * config/arm/arm.md: Include cortex-a9.md.
786 (generic_sched, generic_vfp): Add cortexa9.
787 * config/arm/cortex-a9.md: New file.
789 2008-09-02 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/37327
792 * tree-vrp.c (register_new_assert_for): Make sure to not have
793 TREE_OVERFLOW set on the bound.
795 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
797 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
799 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
800 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
803 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
805 * gcc/config/spu/spu.md (divdf3): Removed.
807 2008-09-02 Jakub Jelinek <jakub@redhat.com>
809 PR tree-optimization/37095
810 * cgraph.c (cgraph_node): When creating new cgraph node after
811 assembler_name_hash has been populated, record it in the hash
814 2008-09-01 Paul Brook <paul@codesourcery.com>
816 * doc/invoke.texi: Document -mword-relocations.
817 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
818 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
819 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
820 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
821 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
822 (arm_emit_movpair): New function.
823 (arm_print_operand <c>): Handle sybolic addresses.
824 * config/arm/arm.h (TARGET_USE_MOVT): Define.
825 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
826 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
827 * config/arm/arm.opt: Add -mword-relocations.
828 * config/arm/arm.md (movsi): Use arm_emit_movpair.
829 (arm_movt, arm_movw): New.
831 2008-09-01 Paul Brook <paul@codesourcery.com>
833 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
834 Allow Interworking on ARMv4 EABI based targets.
835 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
836 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
838 2008-09-01 Paul Brook <paul@codesourcery.com>
840 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
841 optimized LT0 test. Remove optimization for GT.
843 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
845 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
847 * pa-hpux11.h (LIB_SPEC): Likewise.
849 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
852 2008-09-01 Jan Hubicka <jh@suse.cz>
854 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
855 present, use only counts; when guessed use only frequencies.
856 (estimate_bb_frequencies): Use function_frequency.
857 * profile.c (compute_branch_probabilities): Exit early when
858 profile reading failed. Set profile_status.
859 (branch_prob): Do not set profile_status.
861 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
863 * tree.c (protected_set_expr_location): New.
864 * tree.h (protected_set_expr_location): New prototype.
865 * c-tree.h (build_array_ref): Add argument.
866 (parser_build_unary_op): Same.
867 * c-typeck.c (build_indirect_ref): Handle new location argument.
868 (build_array_ref): Same.
869 (parser_build_unary_op): Same.
870 * gimplify.c (gimplify_asm_expr): Set input_location before calling
872 * c-omp.c (c_finish_omp_atomic): Pass location when calling
874 * c-common.c (finish_label_address_expr): Handle new location
876 * c-common.h (build_indirect_ref): Add argument.
877 (finish_label_address_expr): Same.
878 * c-parser.c (c_parser_unary_expression): Pass location to build
880 (c_parser_postfix_expression): Same.
882 2008-09-01 Paul Brook <paul@codesourcery.com>
884 * config/arm/arm.md: Include cortex-r4f.md.
885 (attr fpu): Update type list.
886 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
887 fconstd, fcmps and fcmpd.
888 (attr tune_cortexr4): Define.
889 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
890 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
891 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
892 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
893 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
895 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
896 cortex_a8_vfp_farith: Ditto.
897 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
898 * config/arm/cortex-r4.md: Use tune_cortexr4.
899 * config/arm/cortex-r4f.md: New file.
901 2008-09-01 Richard Guenther <rguenther@suse.de>
903 PR tree-optimization/37305
904 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
905 the result of constant conversions.
906 (fold_gimple_assign): Likewise.
908 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
910 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
911 #ifdef ENABLE_CHECKING.
913 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
915 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
916 * sched-int.h (print_insn, print_pattern, print_value): Declare also
917 when !INSN_SCHEDULING.
919 2008-09-01 Andreas Schwab <schwab@suse.de>
921 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
923 2008-09-01 Paul Brook <paul@codesourcery.com>
925 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
927 2008-09-01 Jan Hubicka <jh@suse.cz>
929 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
931 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
932 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
933 * gimplify.c (gimplify_init_constructor): Add speed operand.
934 * tree-sra.c (decide_block_copy): Likewise.
935 * tree-inline.c (estimate_move_cost): Likewise.
936 * config/alpha/alpha.h (MOVE_RATIO): Update.
937 * config/frv/frv.c (MOVE_RATIO): Update.
938 * config/spu/spu.h (MOVE_RATIO): Update.
939 * config/sparc/sparc.h (MOVE_RATIO): Update.
940 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
941 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
942 * config/cris/cris.h (MOVE_RATIO): Update.
943 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
944 * config/arm/arm.h (MOVE_RATIO): Update.
945 * config/pa/pa.md: Update uses of MOVE_RATIO
946 * config/pa/pa.h (MOVE_RATIO): Update.
947 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
948 * config/h8300/h8300.h (MOVE_RATIO): Update.
949 * config/v850/v850.h (MOVE_RATIO): Update.
950 * config/bfin/bfin.h (MOVE_RATIO): Update.
952 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
953 Dmitry Melnik <dm@ispras.ru>
954 Dmitry Zhurikhin <zhur@ispras.ru>
955 Alexander Monakov <amonakov@ispras.ru>
956 Maxim Kuvyrkov <maxim@codesourcery.com>
958 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
959 sel-sched-dump.c, sel-sched-ir.c: New files.
960 * Makefile.in (OBJS-common): Add selective scheduling object
962 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
963 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
964 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
965 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
966 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
967 (make_forwarder_block): Update loop latch if we have redirected
969 * cfgloop.c (get_loop_body_in_custom_order): New function.
970 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
971 (CP_FALLTHRU_PREHEADERS): Likewise.
972 (get_loop_body_in_custom_order): Declare.
973 * cfgloopmanip.c (has_preds_from_loop): New.
974 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
975 Assert that the preheader edge will be fall thru when it is set.
976 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
977 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
978 fsel-sched-substitution, fselective-scheduling): New flags.
979 * cse.c (hash_rtx_cb): New.
981 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
982 sel_sched_insn_cnt): New counters.
983 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
984 * genattr.c (main): Output maximal_insn_latency prototype.
985 * genautomata.c (output_default_latencies): New. Factor its code from ...
986 (output_internal_insn_latency_func): ... here.
987 (output_internal_maximal_insn_latency_func): New.
988 (output_maximal_insn_latency_func): New.
989 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
990 (struct hard_reg_set_iterator): New.
991 (hard_reg_set_iter_init, hard_reg_set_iter_set,
992 hard_reg_set_iter_next): New functions.
993 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
994 * lists.c (remove_free_INSN_LIST_node,
995 remove_free_EXPR_LIST_node): New functions.
996 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
997 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
998 (loop_optimizer_finalize): Do not verify flow info after reload.
999 * recog.c (validate_replace_rtx_1): New parameter simplify.
1000 Default it to true. Update all uses. Factor out simplifying
1002 (simplify_while_replacing): ... this new function.
1003 (validate_replace_rtx_part,
1004 validate_replace_rtx_part_nosimplify): New.
1005 * recog.h (validate_replace_rtx_part,
1006 validate_replace_rtx_part_nosimplify): Declare.
1007 * rtl.c (rtx_equal_p_cb): New.
1008 (rtx_equal_p): Use it.
1009 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1010 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1011 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1012 * vecprim.h: Add a vector type for unsigned int.
1013 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1014 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1015 ready_try, cycle_issued_insns, spec_info): Make global.
1016 (readyp): Initialize.
1017 (dfa_lookahead): New global variable.
1018 (old_max_uid, old_last_basic_block): Remove.
1019 (h_i_d): Make it a vector.
1020 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1022 (after_recovery, adding_bb_to_current_region_p):
1023 New variables to handle correct insertion of the recovery code.
1024 (struct ready_list): Move declaration to sched-int.h.
1025 (rgn_n_insns): Removed.
1026 (rtx_vec_t): Move to sched-int.h.
1027 (find_insn_reg_weight): Remove.
1028 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1029 (haifa_init_h_i_d, haifa_finish_h_i_d):
1030 New functions to initialize / finalize haifa instruction data.
1031 (extend_h_i_d, init_h_i_d): Rewrite.
1032 (unlink_other_notes): Move logic to add_to_note_list. Handle
1033 selective scheduler.
1034 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1035 find_fallthru_edge): Make global, remove static prototypes.
1036 (max_issue): Make global. Add privileged_n and state parameters. Use
1038 (extend_global, extend_all): Removed.
1039 (init_before_recovery): Add new param. Fix the handling of the case
1040 when we insert a recovery code before the EXIT which has a predecessor
1041 with a fallthrough edge to it.
1042 (create_recovery_block): Make global. Rename to
1043 sched_create_recovery_block. Update.
1044 (change_pattern): Rename to sched_change_pattern. Make global.
1045 (speculate_insn): Rename to sched_speculate_insn. Make global.
1046 Split haifa-specific functionality into ...
1047 (haifa_change_pattern): New static function.
1048 (sched_extend_bb): New static function.
1049 (sched_init_bbs): New function.
1050 (current_sched_info): Change type to struct haifa_sched_info.
1051 (insn_cost): Adjust for selective scheduling.
1052 (dep_cost_1): New function. Move logic from ...
1053 (dep_cost): ... here.
1054 (dep_cost): Use dep_cost_1.
1055 (contributes_to_priority_p): Use sched_deps_info instead of
1057 (priority): Adjust to work with selective scheduling. Process the
1058 corner case when all dependencies don't contribute to priority.
1059 (rank_for_schedule): Use ds_weak instead of dep_weak.
1060 (advance_state): New function. Move logic from ...
1061 (advance_one_cycle): ... here.
1062 (add_to_note_list, concat_note_lists): New functions.
1063 (rm_other_notes): Make static. Adjust for selective scheduling.
1064 (remove_notes, restore_other_notes): New functions.
1065 (move_insn): Add two arguments. Update assert. Don't call
1067 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1068 Remove more_issue, max_points. Move the code to initialize
1069 max_lookahead_tries to max_issue.
1070 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1071 ready. Adjust use of move_insn. Call restore_other_notes.
1073 (sched_init, sched_finish): Move Haifa-specific initialization/
1075 (haifa_sched_init, haifa_sched_finish): ... respectively.
1077 (setup_sched_dump): New function.
1078 (haifa_init_only_bb): New static function.
1079 (haifa_speculate_insn): New static function.
1080 (try_ready): Use haifa_* instead of speculate_insn and
1082 (extend_ready, extend_all): Remove.
1083 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1084 (create_check_block_twin, add_to_speculative_block): Use
1085 haifa_insns_init instead of extend_global. Update to use new
1086 initialization functions. Change parameter. Factor out code from
1087 create_check_block_twin to ...
1088 (sched_create_recovery_edges) ... this new function.
1089 (add_block): Remove.
1090 (sched_scan_info): New.
1091 (extend_bb): Use sched_scan_info.
1092 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1093 static functions for walking through scheduling region.
1094 (sched_luids): New vector variable to replace uid_to_luid.
1095 (luids_extend_insn): New function.
1096 (sched_max_luid): New variable.
1097 (luids_init_insn): New function.
1098 (sched_init_luids, sched_finish_luids): New functions.
1099 (insn_luid): New debug function.
1100 (sched_extend_target): New function.
1101 (haifa_init_insn): New static function.
1102 (sched_init_only_bb): New hook.
1103 (sched_split_block): New hook.
1104 (sched_split_block_1): New function.
1105 (sched_create_empty_bb): New hook.
1106 (sched_create_empty_bb_1): New function.
1107 (common_sched_info, ready): New global variables.
1108 (current_sched_info_var): Remove.
1109 (move_block_after_check): Use common_sched_info.
1110 (haifa_luid_for_non_insn): New static function.
1111 (init_before_recovery): Use haifa_init_only_bb instead of
1113 (increase_insn_priority): New.
1114 * modulo-sched.c: (issue_rate): Remove static declaration.
1115 (sms_sched_info): Change type to haifa_sched_info.
1116 (sms_sched_deps_info, sms_common_sched_info): New variables.
1117 (setup_sched_infos): New.
1118 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1119 Do not call regstat_free_calls_crossed.
1120 (sms_print_insn): Use const_rtx.
1121 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1122 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1123 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1124 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1125 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1126 current_sched_info to use it.
1127 (enum reg_pending_barrier_mode): Move to sched-int.h.
1128 (h_d_i_d): New variable. Initialize to NULL.
1129 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1131 (estimate_dep_weak): Remove static declaration.
1132 (sched_has_condition_p): New function. Adjust users of
1133 sched_get_condition to use it instead.
1134 (conditions_mutex_p): Add arguments indicating which conditions are
1136 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1137 argument to indicate whether returned condition is reversed. Do not
1138 generate new rtx when condition should be reversed; indicate it by
1139 setting new argument instead.
1140 (add_dependence_list_and_free): Add deps parameter.
1141 Update all users. Do not free dependence list when
1142 deps context is readonly.
1143 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1145 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1146 (remove_from_deps): New. Use the above functions.
1147 (cur_insn, can_start_lhs_rhs_p): New static variables.
1148 (add_or_update_back_dep_1): Initialize present_dep_type.
1149 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1150 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1151 haifa_note_dep): New functions implementing dependence hooks for
1152 the Haifa scheduler.
1153 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1154 note_dep): New functions.
1155 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1157 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1158 (free_deps): Initialize deps->reg_last.
1159 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1160 sched_analyze_insn): Update to use dependency hooks infrastructure
1161 and readonly contexts.
1162 (deps_analyze_insn): New function. Move part of logic from ...
1163 (sched_analyze): ... here. Also move some logic to ...
1164 (deps_start_bb): ... here. New function.
1165 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1167 (sched_deps_init): New function. Move code from ...
1168 (init_dependency_caches): ... here. Remove.
1169 (init_deps_data_vector): New.
1170 (sched_deps_finish): New function. Move code from ...
1171 (free_dependency_caches): ... here. Remove.
1172 (init_deps_global, finish_deps_global): Adjust for use with
1173 selective scheduling.
1174 (get_dep_weak): Move logic to ...
1175 (get_dep_weak_1): New function.
1176 (ds_merge): Move logic to ...
1177 (ds_merge_1): New static function.
1178 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1179 (ds_get_max_dep_weak): New function.
1180 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1181 (n_insns): Rename to rgn_n_insns.
1182 (debug_ebb_dependencies): New function.
1183 (init_ready_list): Use it.
1184 (begin_schedule_ready): Use sched_init_only_bb.
1185 (ebb_print_insn): Indicate when an insn starts a new cycle.
1186 (contributes_to_priority, compute_jump_reg_dependencies,
1187 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1188 (add_block1): Remove to ebb_add_block.
1189 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1190 (schedule_ebb): Initialize them. Use remove_notes instead of
1191 rm_other_notes. Use haifa_local_init/finish.
1192 (schedule_ebbs): Use haifa_sched_init/finish.
1193 * sched-int.h: Include vecprim.h, remove rtl.h.
1194 (struct ready_list): Delete declaration.
1195 (sched_verbose_param, enum sched_pass_id_t,
1196 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1197 (struct sched_scan_info_def): New structure.
1198 (sched_scan_info, sched_scan, sched_init_bbs,
1199 sched_init_luids, sched_finish_luids, sched_extend_target,
1200 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1201 (struct common_sched_info_def): New.
1202 (common_sched_info, haifa_common_sched_info,
1203 sched_emulate_haifa_p): Declare.
1205 (sched_luids): Declare.
1206 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1207 (sched_max_luid, insn_luid): Declare.
1208 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1209 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1210 print_insn, print_pattern, print_value, haifa_classify_insn,
1211 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1212 setup_sched_dump, sched_init, sched_finish,
1213 sel_insn_is_speculation_check): Export.
1214 (struct ready_list): Move from haifa-sched.c.
1215 (ready_try, ready, max_issue): Export.
1216 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1217 sched_init_only_bb, sched_split_block, sched_split_block_1,
1218 sched_create_empty_bb, sched_create_empty_bb_1,
1219 sched_create_recovery_block, sched_create_recovery_edges): Export.
1220 (enum reg_pending_barrier_mode): Export.
1221 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1223 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1224 print_insn field. Move add_block and fix_recovery_cfg to
1225 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1226 (struct sched_deps_info_def): ... this new structure.
1227 (sched_deps_info): Declare.
1228 (struct spec_info_def): Remove weakness_cutoff, add
1229 data_weakness_cutoff and control_weakness_cutoff.
1230 (spec_info): Declare.
1231 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1233 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1234 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1235 (current_sched_info): Change type to struct haifa_sched_info.
1236 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1237 (h_d_i_d): New variable.
1238 (HDID): New accessor macro.
1239 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1240 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1242 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1243 (enum SCHED_FLAGS): Update for selective scheduler.
1244 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1245 (init_dependency_caches, free_dependency_caches): Delete declarations.
1246 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1247 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1248 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1249 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1250 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1252 (rm_other_notes): Delete declaration.
1253 (schedule_block): Remove one argument.
1254 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1255 ready_element, ready_lastpos, sched_extend_ready_list,
1256 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1257 concat_note_lists): Export.
1258 (struct region): Move from sched-rgn.h.
1259 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1260 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1261 BLOCK_TO_BB, CONTAINING_RGN): Export.
1262 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1263 (current_nr_blocks, current_blocks, target_bb): Likewise.
1264 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1265 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1266 sched_rgn_local_init, extend_regions,
1267 rgn_make_new_region_out_of_new_block, compute_priorities,
1268 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1269 extend_rgns, deps_join rgn_setup_common_sched_info,
1270 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1271 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1272 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1273 increase_insn_priority): Likewise.
1274 * sched-rgn.c: Include sel-sched.h.
1275 (ref_counts): New static variable. Use it ...
1276 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1277 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1278 (sched_is_disabled_for_current_region_p): Delete static declaration.
1279 (struct region): Move to sched-int.h.
1280 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1281 ebb_head): Define and initialize.
1282 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1283 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1284 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1286 (find_single_block_region): Add new argument to indicate that EBB
1287 regions should be constructed.
1288 (debug_live): Delete declaration.
1289 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1290 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1292 (init_regions): Delete declaration.
1293 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1294 rgn_estimate_number_of_insns): New.
1295 (too_large): Use estimate_number_of_insns.
1296 (haifa_find_rgns): New. Move the code from ...
1297 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1298 (free_trg_info): New.
1299 (compute_trg_info): Allocate candidate tables here instead of ...
1300 (init_ready_list): ... here.
1301 (rgn_print_insn): Use const_rtx.
1302 (contributes_to_priority, extend_regions): Delete static declaration.
1303 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1304 (add_block1): Rename to rgn_add_block.
1305 (debug_rgn_dependencies): Delete static qualifier.
1306 (new_ready): Use sched_deps_info. Simplify.
1307 (rgn_common_sched_info, rgn_const_sched_deps_info,
1308 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1309 (region_sched_info): Rename to rgn_const_sched_info.
1310 (deps_join): New, extracted from ...
1311 (propagate_deps): ... here.
1312 (compute_block_dependences, debug_dependencies): Update for selective
1314 (free_rgn_deps, compute_priorities): New functions.
1315 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1316 sched_rgn_compute_dependencies): New functions.
1317 (schedule_region): Use them.
1318 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1319 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1321 (schedule_insns): Call new functions that were split out.
1322 (rgn_make_new_region_out_of_new_block): New.
1323 (get_rgn_sched_max_insns_priority): New.
1324 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1325 scheduling when appropriate.
1326 * sched-vis.c: Include insn-attr.h.
1327 (print_value, print_pattern): Make global.
1328 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1329 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1330 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1331 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1332 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1333 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1334 hooks. Initialize them to 0.
1335 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1336 * target.h (struct gcc_target): Add them. Rename gen_check field to
1338 * flags.h (sel_sched_switch_set): Declare.
1339 * opts.c (sel_sched_switch_set): New variable.
1340 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1341 pipelining is disabled from command line.
1342 (common_handle_option): Record whether selective scheduling is
1343 requested from command line.
1344 * doc/invoke.texi: Document new flags and parameters.
1345 * doc/tm.texi: Document new target hooks.
1346 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1347 (dfa_state_size): Do not declare locally.
1348 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1349 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1350 rs6000_alloc_sched_context, rs6000_set_sched_context,
1351 rs6000_free_sched_context): New functions.
1352 (struct _rs6000_sched_context): New.
1353 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1355 (rs6000_sched_finish): Do not run for selective scheduling.
1357 2008-08-31 Jan Hubicka <jh@suse.cz>
1359 * frv.c (frv_rtx_costs): Update forward declaration.
1360 * spu.c (spu_rtx_costs): Likewise.
1361 * pdp11.c: Include df.h
1362 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1363 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1364 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1365 * iq2000.c (iq2000_address_cost): Add speed argument.
1366 (iq2000_rtx_costs): Likewise.
1367 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1368 update call of mn10300_address_cost.
1369 * mcore.c: Include df.h
1370 (mcore_rtx_costs): Update prototype.
1371 * score3.c: Include df.h
1372 (score3_rtx_costs): Remove speed argument.
1373 * score7.c: Include df.h
1374 (score7_address_cost): Remove speed argument.
1375 * score-protos.h (score_address_cost): Update prototype.
1376 * score.c: Include df.h
1377 (score_rtx_costs): Update call of costs functions.
1378 * v850.c (v850_rtx_costs): Add bool argument.
1380 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1382 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1384 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1386 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1387 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1389 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1391 * mkmap-flat.awk: Add option pe_dll.
1392 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1393 * config/i386/t-cygwin (SHLIB_LC): Add.
1394 * config/i386/t-mingw32 (SHLIB_LC): Add.
1395 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1396 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1397 (LINK_SPEC): Support libgcc_s.
1398 (LIBGCC_SPEC): Support libgcc_s.
1399 (LIBGCC_SONAME): New.
1401 2008-08-31 Jan Hubicka <jh@suse.cz>
1403 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1404 mistakely had old version of patch.
1406 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1407 (ipcp_estimate_growth): New.
1408 (ipcp_insert_stage): Use ipcp_estimate_growth.
1409 * profile.c (branch_prob): When reading failed, do not consider
1412 2008-08-31 Jan Hubicka <jh@suse.cz>
1414 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1415 loop is optimized for speed.
1417 2008-08-31 Richard Guenther <rguenther@suse.de>
1420 * fold-const.c (fold_binary): Retain conversions in folding
1423 2008-08-31 Jan Hubicka <jh@suse.cz>
1425 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1426 * predict.c (maybe_hot_frequency_p): Make inline.
1427 (maybe_hot_count_p): Break out from ...
1428 (maybe_hot_bb_p): ... this one.
1429 (maybe_hot_edge_p): Simplify.
1430 * basic-block.h (probably_cold_bb_p): Remove.
1432 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1435 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1437 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1438 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1439 Also split V4SFmode.
1440 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1443 2008-08-31 Jan Hubicka <jh@suse.cz>
1445 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1447 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1449 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1452 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1455 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1456 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1458 2008-08-31 Jan Hubicka <jh@suse.cz>
1460 * sparc.h (BRANCH_COST): Fix macro definition.
1461 * avr.c (avr_operand_rtx_cost): Add speed argument.
1462 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1464 2008-08-31 Richard Guenther <rguenther@suse.de>
1466 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1467 types instead of operands. Re-instantiate verifying of
1468 binary expression operands.
1470 2008-08-30 Jan Hubicka <jh@suse.cz>
1472 * fwprop.c (should_replace_address): Add speed attribute.
1473 (PR_OPTIMIZE_FOR_SPEED): New flag.
1474 (propagate_rtx_1): Use it.
1475 (propagate_rtx): Set it.
1476 (try_fwprop_subst): Update call of rtx_costs.
1477 (forward_propagate_and_simplify): LIkewise.
1478 * hooks.c (hook_int_rtx_bool_0): New
1479 (hook_bool_rtx_int_int_intp_false): Replace by ...
1480 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1481 * hooks.h (hook_int_rtx_bool_0): New
1482 (hook_bool_rtx_int_int_intp_false): Replace by ...
1483 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1484 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1485 (prepare_cmp_insn): UPdate call of rtx_cost.
1486 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1487 (reload_cse_simplify_operands): Update call of rtx_cost.
1488 (reload_cse_move2add): call of rtx_cost.
1489 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1490 * rtlanal.c (rtx_cost): Add speed argument.
1491 (address_cost): Add speed argument
1492 (default_address_cost): Likewise.
1493 (insn_rtx_cost): Likewise.
1494 * cfgloopanal.c (seq_cost): Add speed argument.
1495 (target_reg_cost, target_spill_cost): Turn to array.
1496 (init_set_costs): Update for speed.
1497 (estimate_reg_pressure_cost): Add speed argument.
1498 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1499 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1500 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1501 (seq_cost): Add speed argument.
1502 (computation_cost): Add speed arugment.
1503 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1504 (force_expr_to_var_cost): Update for profile info.
1505 (force_var_cost): Likewise.
1506 (split_address_cost): Likewise.
1507 (ptr_difference_cost): Likewise.
1508 (difference_cost): Likewise.
1509 (get_computation_cost_at): Likewise.
1510 (determine_iv_cost): Likewise.
1511 (ivopts_global_cost_for_size): Likewise.
1512 (rewrite_use_address): Likewise.
1513 (tree_ssa_iv_optimize_loop): Initialize speed field.
1514 * cse.c (optimize_this_for_speed_p): New static var.
1515 (notreg_cost): Update call of rtx_cost.
1516 (cse_extended_basic_block): set optimize_this_for_speed_p.
1517 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1518 (noce_try_cmove_arith): Likewise.
1519 (noce_try_sign_mask): LIkewise.
1520 * expr.c (compress_float_constant): Update rtx_cost calls.
1521 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1522 (addr_to_parts): Likewise.
1523 (create_mem_ref): Likewise.
1524 * dse.c (find_shift_sequence): Add speed argument.
1525 (replace_read): Update call.
1526 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1527 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1528 * neg_cost, shift_cost, shiftadd_cost,
1529 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1530 mul_highpart_cost): Increase dimension.
1531 (init_expmed): Initialize for both size and speed.
1532 (expand_shift): Use profile.
1533 (synth_mult): Use profile.
1534 (choose_mult_variant): Use profile.
1535 (expand_mult): Use profile.
1536 (expand_mult_highpart_optab): Use profile.
1537 (expand_mult_highpart): Use profile.
1538 (expand_smod_pow2): Use profile.
1539 (expand_divmod): Use profile.
1540 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1541 * loop-invariant.c (create_new_invariant): Use profile.
1542 (gain_for_invariant): Add speed parameter.
1543 (best_gain_for_invariant): Likewise.
1544 (find_invariants_to_move): Likewise.
1545 (move_single_loop_invariants): Set it.
1546 * target-def.h (TARGET_RTX_COSTS): Use hook.
1547 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1548 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1549 * output.h (default_address_cost): Update prototype.
1550 * combine.c (optimize_this_for_speed_p): New static var.
1551 (combine_validate_cost): Update call of rtx_cost.
1552 (combine_instructions): Set optimize_this_for_speed_p.
1553 (expand_compound_operation): Update call of rtx_cost.
1554 (make_extraction):Update call of rtx_cost.
1555 (force_to_mode):Update call of rtx_cost.
1556 (distribute_and_simplify_rtx):Update call of rtx_cost.
1557 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1558 (estimate_reg_pressure_cost): Update prototype.
1559 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1560 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1562 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1563 (alpha_rtx_costs): Update.
1564 * config/frv/frv.c (frv_rtx_costs): Update.
1565 * config/s390/s390.c (s390_rtx_costs): Update.
1566 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1567 (m32c_rtx_costs): Update.
1568 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1569 (spu_rtx_costs): Update.
1570 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1571 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1572 * config/i386/i386.c (:ix86_address_cost): Update.
1573 (ix86_rtx_costs): Update.
1574 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1575 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1576 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1577 * config/crx/crx.c (crx_address_cost): Update.
1578 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1579 * config/stormy16/stormy16.c
1580 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1581 * config/m68hc11/m68hc11.c
1582 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1583 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1584 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1585 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1586 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1587 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1588 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1589 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1590 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1591 (mcore_rtx_costs): update.
1592 * config/score/score3.c (score3_rtx_costs): Update.
1593 * config/score/score7.c (score7_rtx_costs): Update.
1594 * config/score/score3.h (score3_rtx_costs):Update.
1595 * config/score/score7.h (score7_rtx_costs): Update.
1596 * config/score/score.c (score_rtx_costs): Update.
1597 * config/arm/arm.c (arm_address_cost): Update.
1598 (arm_rtx_costs_1): Update.
1599 (arm_rtx_costs_1): Update.
1600 (arm_size_rtx_costs): Update.
1601 (arm_size_rtx_costs): Update.
1602 (arm_size_rtx_costs): Update.
1603 (arm_xscale_rtx_costs): Update.
1604 (arm_thumb_address_cost): Update.
1605 * config/pa/pa.c (hppa_address_cost): Update.
1606 * config/mips/mips.c (mips_rtx_costs): Update.
1607 * config/vax/vax.c (vax_address_cost): Update.
1608 * config/h8300/h8300.c (h8300_shift_costs): Update.
1609 (h8300_rtx_costs): Update.
1610 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1611 (v850_rtx_costs): Update.
1612 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1613 * config/bfin/bfin.c
1614 (bfin_address_cost): Update.
1615 (bfin_rtx_costs): Update.
1616 * stmt.c (lshift_cheap_p): Update.
1618 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1621 * expmed.c (extract_bit_field_1): Check the mode size to make
1622 sure the vector modes have the same size.
1624 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1626 * dojump.c (top level): Include basic-block.h to declare
1627 optimize_insn_for_speed_p
1629 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1631 * opts.h (CL_SAVE): New option class for marking options that are
1632 target specific options usable in the target attribute.
1633 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1635 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1636 can easily find the target specific options that are safe to use
1637 in the attribute or pragma.
1639 * attribs.c (decl_attributes): Change #pragma GCC option to
1640 #pragma GCC target, and attribute((option(...))) to
1641 attribute((target(...))).
1643 * doc/extend.texi (target attribute): Change from option
1644 attribute. Delete push/pop/reset.
1645 (#pragma GCC target): Change from #pragma GCC option. Delete
1647 (#pragma GCC push_options): Document new pragma.
1648 (#pragma GCC pop_options): Document new pragma.
1649 (#pragma GCC reset_options): Document new pragma.
1651 * targhooks.c (default_target_option_valid_attribute_p): Add
1652 warning about port not supporting target attributes.
1653 (default_target_option_pragma_parse): New function, warn about
1654 #pragma GCC target not being supported.
1656 * targhooks.h (default_target_option_pragma_parse): Add
1659 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1660 TI_CURRENT_OPTION_PRAGMA.
1661 (current_target_pragma): Rename from current_option_pragma.
1663 * target.h: (struct target_option): Delete booleans for changing
1664 the optimization level on hot/cold functions. Change signature of
1665 pragma_parse hook to take a second tree.
1667 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1669 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1670 that the declaration is done at global scope.
1672 * langhooks.c (add_builtin_function_common): Move most of the code
1673 from add_builtin_function here, calling the hook passed in.
1674 (add_builtin_function): Call add_builtin_function_common with
1675 standard builtin hook.
1676 (add_builtin_function_ext_scope): New function to add builtins to
1679 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1681 (add_builtin_function_ext_scope): Add declaration.
1683 * c-pragma.c (handle_pragma_target): Rename from
1684 handle_pragma_option, #pragma GCC option is now #pragma GCC
1685 target. Move warning about port not supporting target options to
1686 default pragma parse hook. Remove push/pop/reset from this
1688 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1689 (option_stack): Delete static variable.
1690 (optimize_stack): Ditto.
1691 (optons_stack): New stack of saved target and optimization
1693 (handle_pragma_push_options): New function to handle pushing both
1694 target and optimization options.
1695 (handle_pragma_pop_options): New function to handle popping both
1696 target and optimization options.
1697 (handle_pragma_reset_options): New function to handle resetting
1698 both target and optimization options to their initial state.
1699 (init_pragma): Rename handle_pragma_option to
1700 handle_pragma_target. Add support for push_options, pop_options,
1701 and reset_options pragmas.
1703 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1704 default_target_option_pragma_parse.
1705 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1706 default_target_option_valid_attribute_p.
1707 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1708 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1709 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1710 optimization level on hot/cold functions.
1712 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1713 if the caller and callee have different optimization levels.
1715 * c-common.c (handle_target_attribute): Rename from
1716 handle_option_attribute, attribute((option(...))) is now
1717 attribute((target(...))). Move warning if the port does not
1718 support target attributes to the default hook.
1719 (handle_hot_attribute): Delete code to change the optimization
1720 level of hot functions.
1721 (handle_cold_attribute): Ditto.
1723 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1724 argument that is the binary tree options to use if there are no
1725 arguments. Call ix86_valid_target_attribute_tree instead of
1726 ix86_valid_option_attribute_tree.
1727 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1728 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1729 ix86_pragma_option_parse.
1731 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1732 Rename from ix86_valid_option_attribute_tree.
1734 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1735 new builtins when the ISA changes.
1736 (ix86_valid_target_attribute_tree): Rename from
1737 ix86_valid_option_attribute_tree. Change callers. If the
1738 function specified optimization options, use those as the starting
1739 point before setting up the target attributes. If the
1740 optimization options were changed in the course of setting the
1741 target attributes, record the new optimization options.
1742 (ix86_valid_target_attribute_tree_inner_p): Rename from
1743 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1744 ix86_add_new_builtins if the ISA changed.
1745 (ix86_valid_target_attribute_p): Rename from
1746 ix86_valid_option_attribute_p. Change callers.
1747 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1748 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1749 as delayed builtin functions.
1750 (struct builtin_isa): New structure to record builtin functions
1751 that should be delayed until the ISA for that function is used.
1752 (ix86_builtins_isa): Change from int to struct to track builtin
1753 functions we want to declare at some point.
1754 (def_builtin): If the front end can delay defining the builtin
1755 functions, don't create builtins for ISAs not part of the default
1757 (def_builtin_const): Ditto.
1758 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1759 __builtin_ia32_pcmov_v2di to be different builtin functions.
1760 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1761 a structure instead of an int.
1762 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1763 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1764 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1765 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1767 * config/ia64/ia64.h
1768 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1769 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1771 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1772 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1773 (LANG_HOOKS_INITIALIZER): Add
1774 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1776 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1779 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1780 the reload address with the index register for SFmode
1781 access with a displacement.
1783 2008-08-30 Jan Hubicka <jh@suse.cz>
1785 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1786 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1787 * dojump.c (do_jump): Likewise.
1788 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1789 (note-if_info): Add BRANCH_COST.
1790 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1791 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1792 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1794 * expr.h (BRANCH_COST): Update default.
1795 * predict.c (predictable_edge_p): New function.
1796 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1797 Update BRANCH_COST call.
1798 * basic-block.h (predictable_edge_p): Declare.
1799 * config/alpha/alpha.h (BRANCH_COST): Update.
1800 * config/frv/frv.h (BRANCH_COST): Update.
1801 * config/s390/s390.h (BRANCH_COST): Update.
1802 * config/spu/spu.h (BRANCH_COST): Update.
1803 * config/sparc/sparc.h (BRANCH_COST): Update.
1804 * config/m32r/m32r.h (BRANCH_COST): Update.
1805 * config/i386/i386.h (BRANCH_COST): Update.
1806 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1807 * config/sh/sh.h (BRANCH_COST): Update.
1808 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1809 * config/avr/avr.h (BRANCH_COST): Update.
1810 * config/crx/crx.h (BRANCH_COST): Update.
1811 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1812 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1813 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1814 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1815 * config/ia64/ia64.h (BRANCH_COST): Update.
1816 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1817 * config/arc/arc.h (BRANCH_COST): Update.
1818 * config/score/score.h (BRANCH_COST): Update.
1819 * config/arm/arm.h (BRANCH_COST): Update.
1820 * config/pa/pa.h (BRANCH_COST): Update.
1821 * config/mips/mips.h (BRANCH_COST): Update.
1822 * config/vax/vax.h (BRANCH_COST): Update.
1823 * config/h8300/h8300.h (BRANCH_COST): Update.
1824 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1825 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1826 * doc/tm.texi (BRANCH_COST): Update.
1828 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1831 * config/arm/arm.c (arm_optimization_options): Set
1832 flag_section_anchors to 2 instead of 1 to distinguish it from
1833 -fsection-anchors given explicitely on the command line.
1835 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1837 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1838 final insn of a split.
1840 2008-08-30 Jan Hubicka <jh@suse.cz>
1842 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1843 optimized for speed.
1844 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1845 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1846 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1847 flag_gcse_after_reload_set): New static vars.
1848 (common_handle_option): Enable those flags for profile-use.
1849 (decode_options): Remove optimize_size flags that are handled
1850 on higher granuality.
1851 * tree-vectorizer.c (vectorize_loops): Use
1852 optimize_loop_nest_for_speed_p.
1853 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1854 * tree-predcom.c (tree_predictive_commoning): Use
1855 optimize_loop_for_speed_p.
1856 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1857 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1858 * predict.c (optimize_loop_for_speed_p): Fix walk.
1860 2008-08-30 Jan Hubicka <jh@suse.cz>
1862 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1864 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1865 profile presence locally.
1867 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1870 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1871 versions before 4.0.
1873 2008-08-29 Jan Hubicka <jh@suse.cz>
1875 * tree-inline.c (insert_init_stmt): Insert sequence even when
1878 2008-08-29 Jeff Law <law@redhat.com>
1880 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1881 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1882 location and class is an FP register.
1884 2008-08-29 Jan Hubicka <jh@suse.cz>
1886 * see.c (see_merge_one_def_extension): Silence used uninitialized
1888 * matrix-reorg.c (check_allocation_function): Likewise.
1889 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1891 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1894 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1895 compute new & and | in type rather than TREE_TYPE (arg0).
1897 * dwarf2out.c (fortran_common): Update comment.
1898 (gen_variable_die): Swap com_die and var_die variables in Fortran
1899 COMMON block handling code.
1901 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1903 * dwarf2out.c (gen_const_die): New function.
1904 (size_of_die, value_format, output_die): Output larger
1905 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1906 (native_encode_initializer): New function.
1907 (tree_add_const_value_attribute): Call it.
1908 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1910 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1911 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1912 TREE_THIS_VOLATILE to add_type_attribute.
1914 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1916 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1919 * dwarf2out.c (loc_by_reference): New function.
1920 (add_location_or_const_value_attribute): Use it.
1923 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1924 as DW_TAG_variable children of DW_TAG_common_block rather than
1925 DW_TAG_member children. Put DW_AT_external to individual
1926 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1928 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1929 loc_descriptor_from_tree_1.
1933 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1934 arguments to imported_module_or_decl.
1935 (debug_nothing_tree_tree): Removed.
1936 (debug_nothing_tree_tree_tree_bool): New prototype.
1937 * debug.c (do_nothing_debug_hooks): Adjust.
1938 (debug_nothing_tree_tree): Removed.
1939 (debug_nothing_tree_tree_tree_bool): New function.
1940 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1941 (gen_variable_die): Put all common vars for the
1942 same COMMON block under one DW_TAG_common_block.
1943 (declare_in_namespace): Return new context_die, for Fortran
1944 return the module DIE instead of adding extra declarations into
1946 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1947 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1948 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1950 (dwarf2out_global_decl): Don't skip Fortran global vars.
1951 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1952 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1953 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1954 DW_TAG_imported_declaration as child of previous
1955 DW_TAG_imported_module.
1956 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1957 * sdbout.c (sdb_debug_hooks): Likewise.
1958 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1960 2008-08-29 Jan Hubicka <jh@suse.cz>
1962 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1964 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1965 * ipa-cp.c (n_cloning_candidates): New static variable.
1966 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1967 (ipcp_print_all_lattices): Improve debug output.
1968 (ipcp_cloning_candidate_p): New function.
1969 (ipcp_initialize_node_lattices): Use it.
1970 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1971 (ipcp_propagate_stage): Prettier debug output.
1972 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1973 (ipcp_print_all_structures): Remove.
1974 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1975 (ipcp_insert_stage): Prettier debug output; call
1976 cgraph_remove_unreachable_nodes before propagating.
1977 (pass_ipa_cp): Schedule function removal pass.
1978 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1980 (cgraph_maybe_hot_edge_p): Move to ...
1981 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1982 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1983 (common_handle_option): Set them; enable ipa-cp when profiling.
1984 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1985 (ipa_print_all_jump_functions): Likewise.
1986 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1987 (ipa_print_node_params, ipa_print_all_params): New.
1988 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1989 ipa_print_all_param_flags): Remove.
1990 (ipa_print_node_params, ipa_print_all_params): New.
1992 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1994 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1995 change from 2008-04-03.
1996 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1998 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2002 * ira-color.c (push_allocnos_to_stack): Truncate
2003 removed_splay_allocno_vec.
2005 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2008 * ira-color (ira_fast_allocation): Don't assign hard registers to
2011 2008-08-29 Jan Hubicka <jh@suse.cz>
2014 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2015 for cold internal loops.
2017 2008-08-29 Richard Guenther <rguenther@suse.de>
2019 * tree-ssa-structalias.c (create_variable_info_for): Do not
2020 create fields for heap vars or vars with a noalias state.
2021 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2024 2008-08-29 Richard Guenther <rguenther@suse.de>
2026 * common.opt (ftree-store-ccp): Mark as preserved for
2027 backward compatibility.
2028 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2029 * tree-pass.h (pass_store_ccp): Remove.
2030 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2031 (first_vdef): Remove declaration.
2032 (get_value_loaded_by): Likewise.
2033 * tree-ssa-ccp.c (do_store_ccp): Remove.
2034 (get_default_value): Simplify as do_store_ccp is always false
2035 now. Do not initialize mem_ref.
2036 (set_value_varying): Likewise.
2037 (canonicalize_float_value): Likewise.
2038 (set_lattice_value): Likewise.
2039 (likely_value): Likewise.
2040 (surely_varying_stmt_p): Likewise.
2041 (ccp_initialize): Likewise.
2042 (ccp_lattice_meet): Likewise.
2043 (ccp_visit_phi_node): Likewise.
2044 (ccp_fold): Likewise.
2045 (evaluate_stmt): Likewise.
2046 (visit_assignment): Likewise.
2047 (ccp_visit_stmt): Likewise.
2048 (execute_ssa_ccp): Fold into ...
2049 (do_ssa_ccp): ... this.
2050 (do_ssa_store_ccp): Remove.
2051 (gate_store_ccp): Likewise.
2052 (pass_store_ccp): Likewise.
2053 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2055 * tree-ssa-propagate.c (first_vdef): Remove.
2056 (get_value_loaded_by): Likewise.
2057 (replace_vuses_in): Likewise.
2058 (substitute_and_fold): Do not call replace_vuses_in.
2059 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2061 2008-08-29 Richard Guenther <rguenther@suse.de>
2064 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2065 PARAM_NOALIAS tags with is_heapvar.
2066 * tree-ssa-operands.c (access_can_touch_variable): Offset
2067 based tests do not apply for heapvars. Fix offset test.
2069 2008-08-29 Jan Hubicka <jh@suse.cz>
2071 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2072 (-fipa-cp-clone): Enabled by default at -O3.
2073 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2074 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2076 2008-08-29 Jan Hubicka <jh@suse.cz>
2078 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2080 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2082 * gimple.c (giple_copy_call_skip_args): New function.
2083 (giple_copy_call_skip_args): Declare.
2085 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2086 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2087 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2088 (ipcp_create_replace_map): Improve debug output.
2089 (ipcp_need_redirect_p): Return false when not clonning.
2090 (ipcp_update_callgraph): Skip args.
2091 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2093 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2094 (save_inline_function_body): Update call of tree_function_versioning.
2095 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2096 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2097 (tree_function_versioning): Likewise.
2098 * tree-inline.h (tree_function_versioning): Update prototype.
2100 2008-08-29 Jan Hubicka <jh@suse.cz>
2102 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2103 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2104 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2105 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2106 * value-prof.c (gimple_divmod_fixed_value_transform,
2107 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2108 gimple_stringops_transform): Use optimize_bb_for_size_p.
2109 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2110 * final.c (compute_alignments): Use optimize_function_for_size_p.
2111 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2112 (fold_builtin_strcpy, fold_builtin_fputs): Use
2113 optimize_function_for_size_p.
2114 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2115 * recog.c (relax_delay_slots): Likewise.
2116 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2117 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2118 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2119 optimize_function_for_size_p.
2120 (cgraph_decide_inlining_of_small_function): Use
2121 optimize_function_for_size_p.
2122 * global.c (find_reg): Use optimize_function_for_size_p.
2123 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2124 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2125 flag_prefetch_loop_arrays. Those can work it out from profile.
2126 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2127 optimize_loop_for_speed_p.
2128 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2130 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2131 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2132 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2133 * local-alloc.c (block_alloc): Pass BB pointer.
2134 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2135 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2136 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2137 (decide_peel_completely): Likewise.
2138 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2139 optimize_loop_for_size_p.
2140 (vect_enhance_data_refs_alignment): Likewise.
2141 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2142 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2143 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2144 (try_crossjump_bb): Use optimize_bb_for_size_p.
2145 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2146 optimize_loop_for_speed_p.
2147 * bb-reorder.c (find_traces_1_round): Likewise.
2148 (copy_bb): Use optimize_bb_for_speed_p.
2149 (duplicate_computed_gotos): Likewise.
2150 * basic-block.h (optimize_loop_nest_for_size_p,
2151 optimize_loop_nest_for_speed_p): New.
2152 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2154 2008-08-29 Tristan Gingold <gingold@adacore.com>
2156 * gcov.c (main): Call expandargv.
2158 2008-08-29 Jan Hubicka <jh@suse.cz>
2160 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2162 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2164 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2165 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2167 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2169 2008-08-29 Jan Hubicka <jh@suse.cz>
2171 * tree-pass.h (pass_strip_predict_hints): Declare.
2172 * predict.c (strip_builtin_expect): Rename to ...
2173 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2174 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2175 (tree_estimate_probability): Do not strip builtin_expect.
2176 (pass_strip_predict_hints): New pass.
2177 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2179 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2181 2008-08-29 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/37207
2184 * tree-vrp.c (extract_range_from_binary_expr): Also try
2185 to constant fold if only one of the operands is a constant.
2187 2008-08-29 Nick Clifton <nickc@redhat.com>
2189 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2190 the same way as SYMBOL_REFs.
2192 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2194 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2196 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2198 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2199 * config/mips/mips.md (branch_likely): Remove const. Fix
2201 (define_delay for type "branch"): Change to only apply for branch
2202 with likely variant.
2203 (define_delay for type "branch" and "branch_likely" no). New delay
2205 (equality_op): New code iterator.
2206 (bbv, bbinv): New code attributes.
2207 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2210 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2211 Andrew Pinski <pinskia@gcc.gnu.org>
2214 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2216 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2218 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2219 rule that a symbolic constant must be defined and >= 0 for the
2220 corresponding facility to be present at compile-time.
2221 * gthr-posix.c: Likewise.
2223 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2225 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2226 * config/mips/mips.md (D): New mode attribute.
2227 (mulsi3, muldi3): Merge it into ...
2228 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2230 (muldi3_mul3): New pattern.
2231 (mulsi3_mult3): Rename to mulsi3_mul3.
2233 2008-08-28 Jan Hubicka <jh@suse.cz>
2235 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2237 * predict.c (always_optimize_for_size_p): Rename to ...
2238 (optimize_function_for_size): ... this one; make extern.
2239 (optimize_function_for_speed_p): New.
2240 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2241 optimize_edge_for_size_p,optimize_edge_for_size_p,
2242 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2243 * basic-block.h (optimize_function_for_size_p,
2244 optimize_function_for_speed_p): Declare.
2245 * i386.md (optimize_size checks): Replace them by appropriate
2247 (standard_80387_constant_p, ix86_compute_frame_layout,
2248 ix86_expand_epilogue, ix86_decompose_address,
2249 print_operand, emit_i387_cw_initialization,
2250 inline_memory_move_cost, ix86_pad_returns,
2251 ix86_reorg): Replace optimize_size checks.
2253 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2255 * rtl.h (simplify_subreg_regno): Declare.
2256 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2257 * simplify-rtx.c (simplify_subreg): ...here.
2258 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2259 subreg_offset_representable_p.
2261 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2264 * c-typeck.c (convert_for_assignment): Give a note describing what
2265 was passed and what was expected.
2267 2008-08-28 Joey Ye <joey.ye@intel.com>
2269 * doc/extend.texi: Document AVX built-in functions.
2270 * doc/invoke.texi: Document -mavx.
2272 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2273 Joey Ye <joey.ye@intel.com>
2274 Xuepeng Guo <xuepeng.guo@intel.com>
2276 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2278 * config/i386/cpuid.h (bit_FMA): New.
2279 (bit_XSAVE): Likewise.
2280 (bit_OSXSAVE): Likewise.
2281 (bit_AVX): Likewise.
2283 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2284 define. Use ASM_OUTPUT_AVX_PREFIX.
2286 * config/i386/gmmintrin.h: New.
2288 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2289 (OPTION_MASK_ISA_AVX_SET): New.
2290 (OPTION_MASK_ISA_FMA_SET): Likewise.
2291 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2292 (OPTION_MASK_ISA_FMA_SET): Likewise.
2293 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2294 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2295 (pta_flags): Add PTA_AVX and PTA_FMA.
2296 (override_options): Handle PTA_AVX and PTA_FMA.
2297 (init_cumulative_args): Handle warn_avx.
2298 (classify_argument): Return 0 for COImode and OImode. Return
2299 1 and X86_64_AVX_CLASS for 256bit vector types.
2300 (examine_argument): Handle X86_64_AVX_CLASS.
2301 (construct_container): Likewise.
2302 (function_arg_advance_32): Pass OImode and 256bit vector types
2304 (function_arg_advance_64): Take a new argument to indicate if a
2305 parameter is named. Handle 256bit vector types. Return
2306 immediately for unnamed 256bit vector mode parameters.
2307 (function_arg_advance): Updated.
2308 (function_arg_32): Add comments for TImode. Handle OImode
2309 and 256bit vector types.
2310 (function_arg_64): Take a new argument to indicate if a
2311 parameter is named. Handle 256bit vector types. Return NULL
2312 for unnamed 256bit vector mode parameters.
2313 (function_arg): Updated.
2314 (setup_incoming_varargs_64): Support
2315 AVX encoding for *sse_prologue_save_insn.
2316 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2317 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2318 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2319 enabled, otherwise return -3.
2320 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2322 (print_reg): Support AVX registers. Handle 'x' and 't'.
2323 Handle 'd' to duplicate the operand.
2324 (print_operand): Likewise. Also support AVX vector compare
2326 (output_387_binary_op): Support AVX.
2327 (output_fp_compare): Likewise.
2328 (ix86_expand_vector_move_misalign): Likewise.
2329 (ix86_attr_length_vex_default): New.
2330 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2331 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2332 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2333 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2334 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2335 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2336 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2337 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2338 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2339 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2340 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2341 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2342 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2343 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2344 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2345 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2346 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2347 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2348 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2349 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2350 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2351 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2352 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2353 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2354 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2355 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2356 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2357 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2358 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2359 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2360 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2361 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2362 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2363 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2364 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2365 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2366 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2367 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2368 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2369 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2370 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2371 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2372 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2373 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2374 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2375 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2376 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2377 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2378 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2379 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2380 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2381 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2382 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2383 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2384 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2385 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2386 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2387 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2388 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2389 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2390 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2391 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2392 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2393 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2394 and IX86_BUILTIN_MOVMSKPS256,
2395 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2396 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2397 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2398 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2399 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2400 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2401 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2402 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2403 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2404 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2405 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2406 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2407 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2408 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2409 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2410 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2411 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2412 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2413 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2414 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2415 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2416 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2417 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2418 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2419 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2420 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2421 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2422 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2423 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2424 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2425 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2426 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2427 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2428 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2429 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2430 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2431 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2432 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2433 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2434 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2435 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2436 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2437 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2438 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2439 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2440 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2441 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2442 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2443 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2444 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2445 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2446 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2447 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2448 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2449 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2450 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2451 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2452 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2454 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2455 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2456 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2457 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2458 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2459 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2460 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2461 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2462 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2463 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2464 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2465 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2466 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2467 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2468 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2469 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2470 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2471 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2472 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2473 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2474 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2475 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2476 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2477 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2478 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2479 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2480 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2481 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2482 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2483 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2484 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2485 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2486 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2487 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2488 IX86_BUILTIN_MOVMSKPS256.
2489 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2490 (ix86_expand_args_builtin): Likewise.
2491 (ix86_expand_special_args_builtin): Likewise.
2492 (ix86_hard_regno_mode_ok): Handle AVX modes.
2493 (ix86_expand_vector_init_duplicate): Likewise.
2494 (ix86_expand_vector_init_one_nonzero): Likewise.
2495 (ix86_expand_vector_init_one_var): Likewise.
2496 (ix86_expand_vector_init_concat): Likewise.
2497 (ix86_expand_vector_init_general): Likewise.
2498 (ix86_expand_vector_set): Likewise.
2499 (ix86_vector_mode_supported_p): Likewise.
2500 (x86_extended_reg_mentioned_p): Check INSN_P before using
2503 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2504 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2506 * config/i386/i386.h (TARGET_AVX): New.
2507 (TARGET_FMA): Likewise.
2508 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2509 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2510 (VALID_AVX256_REG_MODE): New.
2511 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2512 (AVX_FLOAT_MODE_P): Likewise.
2513 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2514 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2515 (AVX_VEC_FLOAT_MODE_P): Likewise.
2516 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2517 (ASM_OUTPUT_OPCODE): Likewise.
2518 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2520 (SSE_REG_MODE_P): Allow 256bit vector modes.
2521 (ix86_args): Add a warn_avx field.
2523 * config/i386/i386.md (UNSPEC_PCMP): New.
2524 (UNSPEC_VPERMIL): Likewise.
2525 (UNSPEC_VPERMIL2): Likewise.
2526 (UNSPEC_VPERMIL2F128): Likewise.
2527 (UNSPEC_MASKLOAD): Likewise.
2528 (UNSPEC_MASKSTORE): Likewise.
2529 (UNSPEC_CAST): Likewise.
2530 (UNSPEC_VTESTP): Likewise.
2531 (UNSPECV_VZEROALL): Likewise.
2532 (UNSPECV_VZEROUPPER): Likewise.
2533 (XMM0_REG): Likewise.
2534 (XMM1_REG): Likewise.
2535 (XMM2_REG): Likewise.
2536 (XMM3_REG): Likewise.
2537 (XMM4_REG): Likewise.
2538 (XMM5_REG): Likewise.
2539 (XMM6_REG): Likewise.
2540 (XMM8_REG): Likewise.
2541 (XMM9_REG): Likewise.
2542 (XMM10_REG): Likewise.
2543 (XMM11_REG): Likewise.
2544 (XMM12_REG): Likewise.
2545 (XMM13_REG): Likewise.
2546 (XMM14_REG): Likewise.
2547 (XMM15_REG): Likewise.
2549 (prefix_vex_imm8): Likewise.
2550 (prefix_vex_w): Likewise.
2551 (length_vex): Likewise.
2554 (*avx_ashlti3): Likewise.
2555 (*avx_lshrti3): Likewise.
2556 (*avx_setcc<mode>): Likewise.
2557 (*fop_<mode>_comm_mixed_avx): Likewise.
2558 (*fop_<mode>_comm_avx): Likewise.
2559 (*fop_<mode>_1_mixed_avx): Likewise.
2560 (*fop_<mode>_1_avx): Likewise.
2561 (*avx_<code><mode>3): Likewise.
2562 (*avx_ieee_smin<mode>3): Likewise.
2563 (*avx_ieee_smax<mode>3): Likewise.
2564 (mode): Add OI, V8SF and V4DF.
2565 (length): Support VEX prefix.
2566 (*cmpfp_i_mixed): Set prefix attribute.
2567 (*cmpfp_i_sse): Likewise.
2568 (*cmpfp_iu_mixed): Likewise.
2569 (*cmpfp_iu_sse): Likewise.
2570 (*movsi_1): Support AVX.
2571 (*movdi_2): Likewise.
2572 (*movdi_1_rex64): Likewise.
2573 (*movti_internal): Likewise.
2574 (*movti_rex64): Likewise.
2575 (*movsf_1): Likewise.
2576 (*movdf_nointeger): Likewise.
2577 (*movdf_integer_rex64): Likewise.
2578 (*movtf_internal): Likewise.
2579 (zero_extendsidi2_32): Likewise.
2580 (zero_extendsidi2_rex64): Likewise.
2581 (*extendsfdf2_mixed): Likewise.
2582 (*extendsfdf2_sse): Likewise.
2583 (*truncdfsf_fast_mixed): Likewise.
2584 (*truncdfsf_fast_sse): Likewise.
2585 (*truncdfsf_mixed): Likewise.
2586 (fix_trunc<mode>di_sse): Likewise.
2587 (fix_trunc<mode>si_sse): Likewise.
2588 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2589 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2590 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2591 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2592 (*rcpsf2_sse): Likewise.
2593 (*rsqrtsf2_sse): Likewise.
2594 (*sqrt<mode>2_sse): Likewise.
2595 (sse4_1_round<mode>2): Likewise.
2596 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2597 Support AVX. Set length attribute properly for AVX.
2599 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2600 (VECTOR_MODES (FLOAT, 32)): Likewise.
2601 (VECTOR_MODE (INT, DI, 8)): Likewise.
2602 (VECTOR_MODE (INT, HI, 32)): Likewise.
2603 (VECTOR_MODE (INT, QI, 64)): Likewise.
2604 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2605 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2606 (VECTOR_MODE (INT, DI, 4)): Removed.
2607 (VECTOR_MODE (INT, SI, 8)): Likewise.
2608 (VECTOR_MODE (INT, HI, 16)): Likewise.
2609 (VECTOR_MODE (INT, QI, 32)): Likewise.
2610 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2611 (INT_MODE (OI, 32)): Likewise.
2613 * config/i386/i386.opt (mavx): New.
2616 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2618 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2619 (*mov<mode>_internal_avx): New.
2620 (*movv2sf_internal_rex64_avx): Likewise.
2621 (*movv2sf_internal_avx): Likewise.
2623 * config/i386/predicates.md (const_4_to_5_operand): New.
2624 (const_6_to_7_operand): Likewise.
2625 (const_8_to_11_operand): Likewise.
2626 (const_12_to_15_operand): Likewise.
2627 (avx_comparison_float_operator): Likewise.
2629 * config/i386/sse.md (AVX256MODEI): New.
2630 (AVX256MODE): Likewise.
2631 (AVXMODEQI): Likewise.
2632 (AVXMODE): Likewise.
2633 (AVX256MODEF2P): Likewise.
2634 (AVX256MODE2P): Likewise.
2635 (AVX256MODE4P): Likewise.
2636 (AVX256MODE8P): Likewise.
2637 (AVXMODEF2P): Likewise.
2638 (AVXMODEF4P): Likewise.
2639 (AVXMODEDCVTDQ2PS): Likewise.
2640 (AVXMODEDCVTPS2DQ): Likewise.
2641 (avxvecmode): Likewise.
2642 (avxvecpsmode): Likewise.
2643 (avxhalfvecmode): Likewise.
2644 (avxscalarmode): Likewise.
2645 (avxcvtvecmode): Likewise.
2646 (avxpermvecmode): Likewise.
2647 (avxmodesuffixf2c): Likewise.
2648 (avxmodesuffixp): Likewise.
2649 (avxmodesuffixs): Likewise.
2650 (avxmodesuffix): Likewise.
2651 (vpermilbits): Likewise.
2652 (pinsrbits): Likewise.
2653 (mov<mode>): Likewise.
2654 (*mov<mode>_internal): Likewise.
2655 (push<mode>1): Likewise.
2656 (movmisalign<mode>): Likewise.
2657 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2658 (avx_movdqu<avxmodesuffix>): Likewise.
2659 (avx_lddqu<avxmodesuffix>): Likewise.
2660 (<plusminus_insn><mode>3): Likewise.
2661 (*avx_<plusminus_insn><mode>3): Likewise.
2662 (*avx_vm<plusminus_insn><mode>3): Likewise.
2663 (mul<mode>3): Likewise.
2664 (*avx_mul<mode>3): Likewise.
2665 (*avx_vmmul<mode>3): Likewise.
2666 (divv8sf3): Likewise.
2667 (divv4df3): Likewise.
2668 (avx_div<mode>3): Likewise.
2669 (*avx_div<mode>3): Likewise.
2670 (*avx_vmdiv<mode>3): Likewise.
2671 (avx_rcpv8sf2): Likewise.
2672 (*avx_vmrcpv4sf2): Likewise.
2673 (sqrtv8sf2): Likewise.
2674 (avx_sqrtv8sf2): Likewise.
2675 (*avx_vmsqrt<mode>2): Likewise.
2676 (rsqrtv8sf2): Likewise.
2677 (avx_rsqrtv8sf2): Likewise.
2678 (*avx_vmrsqrtv4sf2): Likewise.
2679 (<code><mode>3): Likewise.
2680 (*avx_<code><mode>3_finite): Likewise.
2681 (*avx_<code><mode>3): Likewise.
2682 (*avx_vm<code><mode>3): Likewise.
2683 (*avx_ieee_smin<mode>3): Likewise.
2684 (*avx_ieee_smax<mode>3): Likewise.
2685 (avx_addsubv8sf3): Likewise.
2686 (avx_addsubv4df3): Likewise.
2687 (*avx_addsubv4sf3): Likewise.
2688 (*avx_addsubv2df3): Likewise.
2689 (avx_h<plusminus_insn>v4df3): Likewise.
2690 (avx_h<plusminus_insn>v8sf3): Likewise.
2691 (*avx_h<plusminus_insn>v4sf3): Likewise.
2692 (*avx_h<plusminus_insn>v2df3): Likewise.
2693 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2694 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2695 (*avx_maskcmp<mode>3): Likewise.
2696 (avx_nand<mode>3): Likewise.
2697 (*avx_<code><mode>3): Likewise.
2698 (*avx_nand<mode>3): Likewise.
2699 (*avx_<code><mode>3): Likewise.
2700 (*avx_cvtsi2ss): Likewise.
2701 (*avx_cvtsi2ssq): Likewise.
2702 (*avx_cvtsi2sd): Likewise.
2703 (*avx_cvtsi2sdq): Likewise.
2704 (*avx_cvtsd2ss): Likewise.
2705 (avx_cvtss2sd): Likewise.
2706 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2707 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2708 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2709 (*avx_cvtsi2sd): Likewise.
2710 (*avx_cvtsi2sdq): Likewise.
2711 (avx_cvtdq2pd256): Likewise.
2712 (avx_cvtpd2dq256): Likewise.
2713 (avx_cvttpd2dq256): Likewise.
2714 (*avx_cvtsd2ss): Likewise.
2715 (*avx_cvtss2sd): Likewise.
2716 (avx_cvtpd2ps256): Likewise.
2717 (avx_cvtps2pd256): Likewise.
2718 (*avx_movhlps): Likewise.
2719 (*avx_movlhps): Likewise.
2720 (avx_unpckhps256): Likewise.
2721 (*avx_unpckhps): Likewise.
2722 (avx_unpcklps256): Likewise.
2723 (*avx_unpcklps): Likewise.
2724 (avx_movshdup256): Likewise.
2725 (avx_movsldup256): Likewise.
2726 (avx_shufps256): Likewise.
2727 (avx_shufps256_1): Likewise.
2728 (*avx_shufps_<mode>): Likewise.
2729 (*avx_loadhps): Likewise.
2730 (*avx_storelps): Likewise.
2731 (*avx_loadlps): Likewise.
2732 (*avx_movss): Likewise.
2733 (*vec_dupv4sf_avx): Likewise.
2734 (*vec_concatv2sf_avx): Likewise.
2735 (*vec_concatv4sf_avx): Likewise.
2736 (*vec_setv4sf_0_avx): Likewise.
2737 (*vec_setv4sf_avx): Likewise.
2738 (*avx_insertps): Likewise.
2739 (avx_vextractf128<mode>): Likewise.
2740 (vec_extract_lo_<mode>): Likewise.
2741 (vec_extract_hi_<mode>): Likewise.
2742 (vec_extract_lo_<mode>): Likewise.
2743 (vec_extract_hi_<mode>): Likewise.
2744 (vec_extract_lo_v16hi): Likewise.
2745 (vec_extract_hi_v16hi): Likewise.
2746 (vec_extract_lo_v32qi): Likewise.
2747 (vec_extract_hi_v32qi): Likewise.
2748 (avx_unpckhpd256): Likewise.
2749 (*avx_unpckhpd): Likewise.
2750 (avx_movddup256): Likewise.
2751 (*avx_movddup): Likewise.
2752 (avx_unpcklpd256): Likewise.
2753 (*avx_unpcklpd): Likewise.
2754 (avx_shufpd256): Likewise.
2755 (avx_shufpd256_1): Likewise.
2756 (*avx_punpckhqdq): Likewise.
2757 (*avx_punpcklqdq): Likewise.
2758 (*avx_shufpd_<mode>): Likewise.
2759 (*avx_storehpd): Likewise.
2760 (*avx_loadhpd): Likewise.
2761 (*avx_loadlpd): Likewise.
2762 (*avx_movsd): Likewise.
2763 (*vec_concatv2df_avx): Likewise.
2764 (*avx_<plusminus_insn><mode>3): Likewise.
2765 (*avx_<plusminus_insn><mode>3): Likewise.
2766 (*avx_mulv8hi3): Likewise.
2767 (*avxv8hi3_highpart): Likewise.
2768 (*avx_umulv8hi3_highpart): Likewise.
2769 (*avx_umulv2siv2di3): Likewise.
2770 (*avx_mulv2siv2di3): Likewise.
2771 (*avx_pmaddwd): Likewise.
2772 (*avx_mulv4si3): Likewise.
2773 (*avx_ashr<mode>3): Likewise.
2774 (*avx_lshr<mode>3): Likewise.
2775 (*avx_ashl<mode>3): Likewise.
2776 (*avx_<code><mode>3): Likewise.
2777 (*avx_eq<mode>3): Likewise.
2778 (*avx_gt<mode>3): Likewise.
2779 (*avx_nand<mode>3): Likewise.
2780 (*avx_nand<mode>3): Likewise.
2781 (*avx_<code><mode>3): Likewise.
2782 (*avx_<code><mode>3): Likewise.
2783 (*avx_packsswb): Likewise.
2784 (*avx_packssdw): Likewise.
2785 (*avx_packuswb): Likewise.
2786 (*avx_punpckhbw): Likewise.
2787 (*avx_punpcklbw): Likewise.
2788 (*avx_punpckhwd): Likewise.
2789 (*avx_punpcklwd): Likewise.
2790 (*avx_punpckhdq): Likewise.
2791 (*avx_punpckldq): Likewise.
2792 (*avx_pinsr<avxmodesuffixs>): Likewise.
2793 (*avx_pinsrq): Likewise.
2794 (*avx_loadld): Likewise.
2795 (*vec_extractv2di_1_rex64_avx): Likewise.
2796 (*vec_extractv2di_1_avx): Likewise.
2797 (*vec_dupv2di_avx): Likewise.
2798 (*vec_concatv2si_avx): Likewise.
2799 (*vec_concatv4si_1_avx): Likewise.
2800 (*vec_concatv2di_avx): Likewise.
2801 (*vec_concatv2di_rex64_avx): Likewise.
2802 (*avx_uavgv16qi3): Likewise.
2803 (*avx_uavgv8hi3): Likewise.
2804 (*avx_psadbw): Likewise.
2805 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2806 (*avx_phaddwv8hi3): Likewise.
2807 (*avx_phadddv4si3): Likewise.
2808 (*avx_phaddswv8hi3): Likewise.
2809 (*avx_phsubwv8hi3): Likewise.
2810 (*avx_phsubdv4si3): Likewise.
2811 (*avx_phsubswv8hi3): Likewise.
2812 (*avx_pmaddubsw128): Likewise.
2813 (*avx_pmulhrswv8hi3): Likewise.
2814 (*avx_pshufbv16qi3): Likewise.
2815 (*avx_psign<mode>3): Likewise.
2816 (*avx_palignrti): Likewise.
2817 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2818 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2819 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2820 (*avx_mpsadbw): Likewise.
2821 (*avx_packusdw): Likewise.
2822 (*avx_pblendvb): Likewise.
2823 (*avx_pblendw): Likewise.
2824 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2825 (avx_ptest256): Likewise.
2826 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2827 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2828 (*avx_aesenc): Likewise.
2829 (*avx_aesenclast): Likewise.
2830 (*avx_aesdec): Likewise.
2831 (*avx_aesdeclast): Likewise.
2832 (avx_vzeroupper): Likewise.
2833 (avx_vzeroupper_rex64): Likewise.
2834 (avx_vpermil<mode>): Likewise.
2835 (avx_vpermilvar<mode>3): Likewise.
2836 (avx_vpermil2<mode>3): Likewise.
2837 (avx_vperm2f128<mode>3): Likewise.
2838 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2839 (avx_vbroadcastss256): Likewise.
2840 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2841 (avx_vinsertf128<mode>): Likewise.
2842 (vec_set_lo_<mode>): Likewise.
2843 (vec_set_hi_<mode>): Likewise.
2844 (vec_set_lo_<mode>): Likewise.
2845 (vec_set_hi_<mode>): Likewise.
2846 (vec_set_lo_v16hi): Likewise.
2847 (vec_set_hi_v16hi): Likewise.
2848 (vec_set_lo_v32qi): Likewise.
2849 (vec_set_hi_v32qi): Likewise.
2850 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2851 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2852 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2853 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2854 (vec_init<mode>): Likewise.
2855 (*vec_concat<mode>_avx): Likewise.
2856 (blendbits): Support V8SF and V4DF.
2857 (sse2_movq128): Support AVX.
2858 (<sse>_movnt<mode>): Likewise.
2859 (sse2_movntv2di): Likewise.
2860 (sse_rcpv4sf2): Likewise.
2861 (sse_sqrtv4sf2): Likewise.
2862 (sse_rsqrtv4sf2): Likewise.
2863 (<sse>_comi): Likewise.
2864 (<sse>_ucomi): Likewise.
2865 (sse_cvtss2si): Likewise.
2866 (sse_cvtss2si_2): Likewise.
2867 (sse_cvtss2siq): Likewise.
2868 (sse_cvtss2siq_2): Likewise.
2869 (sse_cvttss2si): Likewise.
2870 (sse_cvttss2siq): Likewise.
2871 (sse2_cvtsd2si): Likewise.
2872 (sse2_cvtsd2si_2): Likewise.
2873 (sse2_cvtsd2siq): Likewise.
2874 (sse2_cvtsd2siq_2): Likewise.
2875 (sse2_cvttsd2si): Likewise.
2876 (sse2_cvttsd2siq): Likewise.
2877 (sse2_cvtdq2pd): Likewise.
2878 (*sse2_cvtpd2dq): Likewise.
2879 (*sse2_cvttpd2dq): Likewise.
2880 (*sse2_cvtpd2ps): Likewise.
2881 (sse2_cvtps2pd): Likewise.
2882 (sse3_movshdup): Likewise.
2883 (sse3_movsldup): Likewise.
2884 (sse_storehps): Likewise.
2885 (*sse4_1_extractps): Likewise.
2886 (sse2_storelpd): Likewise.
2887 (vec_dupv2df_sse3): Likewise.
2888 (*vec_concatv2df_sse3): Likewise.
2889 (*sse4_1_pextrb): Likewise.
2890 (*sse4_1_pextrb_memory): Likewise.
2891 (*sse2_pextrw): Likewise.
2892 (*sse4_1_pextrw_memory): Likewise.
2893 (*sse4_1_pextrd): Likewise.
2894 (*sse4_1_pextrq): Likewise.
2895 (sse2_pshufd_1): Likewise.
2896 (sse2_pshuflw_1): Likewise.
2897 (sse2_pshufhw_1): Likewise.
2898 (*sse2_storeq_rex64): Likewise.
2899 (*vec_dupv4si): Likewise.
2900 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2901 (sse2_pmovmskb): Likewise.
2902 (*sse2_maskmovdqu): Likewise.
2903 (*sse2_maskmovdqu_rex64): Likewise.
2904 (sse_ldmxcsr): Likewise.
2905 (sse_stmxcsr): Likewise.
2906 (abs<mode>2): Likewise.
2907 (sse4_1_movntdqa): Likewise.
2908 (sse4_1_phminposuw): Likewise.
2909 (sse4_1_extendv8qiv8hi2): Likewise.
2910 (*sse4_1_extendv8qiv8hi2): Likewise.
2911 (sse4_1_extendv4qiv4si2): Likewise.
2912 (*sse4_1_extendv4qiv4si2): Likewise.
2913 (sse4_1_extendv2qiv2di2): Likewise.
2914 (*sse4_1_extendv2qiv2di2): Likewise.
2915 (sse4_1_extendv4hiv4si2): Likewise.
2916 (*sse4_1_extendv4hiv4si2): Likewise.
2917 (sse4_1_extendv2hiv2di2): Likewise.
2918 (*sse4_1_extendv2hiv2di2): Likewise.
2919 (sse4_1_extendv2siv2di2): Likewise.
2920 (*sse4_1_extendv2siv2di2): Likewise.
2921 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2922 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2923 (sse4_1_zero_extendv4qiv4si2): Likewise.
2924 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2925 (sse4_1_zero_extendv2qiv2di2): Likewise.
2926 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2927 (sse4_1_zero_extendv4hiv4si2): Likewise.
2928 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2929 (sse4_1_zero_extendv2hiv2di2): Likewise.
2930 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2931 (sse4_1_zero_extendv2siv2di2): Likewise.
2932 (*sse4_1_zero_extendv2siv2di2): Likewise.
2933 (sse4_1_ptest): Likewise.
2934 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2935 (sse4_2_pcmpestri): Likewise.
2936 (sse4_2_pcmpestrm): Likewise.
2937 (sse4_2_pcmpistri): Likewise.
2938 (sse4_2_pcmpistrm): Likewise.
2940 (aeskeygenassist): Likewise.
2942 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/predicates.md (vzeroall_operation): New.
2946 * config/i386/sse.md (avx_vzeroall): New.
2947 (*avx_vzeroall): Likewise.
2949 2008-08-28 Paul Brook <paul@codesourcery.com>
2950 Mark Shinwell <shinwell@codesourcery.com>
2951 Richard Earnshaw <richard.earnshaw@arm.com>
2953 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2954 (TARGET_MIN_ANCHOR_OFFSET): New.
2955 (arm_override_options): Set correct anchor ranges for Thumb-1
2956 and Thumb-2 if required.
2957 (legitimize_pic_address): Handle case involving a TLS symbol
2958 reference with an addend.
2959 (arm_optimization_options): Enable section anchors at -O1 and
2961 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2962 * config/arm/arm-protos.h (arm_optimization_options): New.
2964 2008-08-28 Nick Clifton <nickc@redhat.com>
2966 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2967 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2970 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2971 * config/v850/v850.md (return): Remove frame size restriction.
2973 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2975 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2977 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2979 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2981 2008-08-28 Paul Brook <paul@codesourcery.com>
2983 * config/arm/vfp11.md: Update license notice.
2984 * config/arm/cortex-r4.md: Ditto.
2986 2008-08-28 Richard Guenther <rguenther@suse.de>
2988 PR tree-optimization/37207
2989 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2992 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2995 * tree.c (int_fits_type_p): Don't forget unsigned integers
2996 of type sizetype which higher end word equals -1.
2998 2008-08-28 Ira Rosen <irar@il.ibm.com>
3000 * target.h (struct vectorize): Add new target builtin.
3001 * tree-vectorizer.c (destroy_loop_vec_info): Call
3002 vect_free_slp_instance instead of vect_free_slp_node.
3003 * tree-vectorizer.h (enum slp_load_perm_type): New.
3004 (struct _slp_instance): Add new fields.
3005 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3006 (SLP_INSTANCE_LOADS): New.
3007 (vect_free_slp_tree): Remove.
3008 (vect_free_slp_instance): Declare.
3009 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3010 (vectorizable_load): Add argument.
3011 (vect_transform_slp_perm_load): New.
3012 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3014 (vect_get_place_in_interleaving_chain): New function.
3015 (vect_free_slp_tree): Make static.
3016 (vect_free_slp_instance): New function.
3017 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3018 collect the load location in the interleaving chain.
3019 (vect_supported_slp_permutation_p): New function.
3020 (vect_supported_load_permutation_p): Likewise.
3021 (vect_analyze_slp_instance): In case of loads permutation, call
3022 vect_supported_load_permutation_p to check that the permutation is
3024 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3025 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3026 (vect_create_mask_and_perm): New function.
3027 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3028 (vectorizable_load): Add an argument. Don't keep the created vectors
3029 statements in the node if permutation is required. Call
3030 vect_transform_slp_perm_load to generate the permutation.
3031 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3032 additional argument.
3033 (vect_schedule_slp_instance): In case of loads permutation, allocate
3034 vectorized statements structure for all the related SLP nodes. Call
3035 vect_transform_stmt with addditional argument.
3036 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3037 * config/spu/spu.c (spu_builtin_vec_perm): New.
3038 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3039 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3040 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3041 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3043 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3045 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3046 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3047 __gthread_cond_signal, __gthread_cond_timedwait,
3048 __gthread_cond_timedwait_recursive): New functions.
3049 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3051 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3054 2008-08-28 Richard Guenther <rguenther@suse.de>
3057 * fold-const.c (maybe_canonicalize_comparison_1): Require
3058 undefined overflow only for canonicalizing A +- CST cmp CST.
3059 Make sure to not generate new constants that are not inside
3060 their TYPE_MIN/MAX_VALUE range.
3061 (maybe_canonicalize_comparison): Remove undefined overflow
3063 (fold_binary): Remove now duplicate folding.
3065 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3067 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3068 use not updated in the last change.
3070 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3072 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3073 (IRA_COVER_CLASSES): Add FPUL_REGS.
3075 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3078 * c-common.c (conversion_warning): Check for null operands.
3080 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3083 * c-decl.c (check_for_loop_decls): Improve error message. Give
3086 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3089 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3090 (convert_for_assignment): Pass corrent OPT_W* parameter to
3091 WARN_FOR_ASSIGNMENT.
3093 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3096 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3098 2008-08-27 Paul Brook <paul@codesourcery.com>
3100 * config.gcc: Loosen checks for arm uclinux eabi targets.
3102 2008-08-27 Paul Brook <paul@codesourcery.com>
3104 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3106 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3108 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3110 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3111 the enumerators of an ENUMERAL_TYPE.
3112 * dbxout.c (dbxout_type): Ditto.
3114 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3117 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3118 (fwprop_addr): Check that the loop_father is not the outer loop.
3120 2008-08-26 Paul Brook <paul@codesourcery.com>
3122 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3123 Remove documentation entry for fmul type.
3124 Use fmuls to annotate single-precision multiplication patterns,
3125 fmuld to annotate double-precision multiplication patterns,
3126 fmacs to annotate single-precision multiply-accumulate patterns
3127 and fmacd to annotate double-precision multiply-accumulate patterns.
3128 * config/arm/vfp11.md: Update reservations accordingly.
3129 * config/arm/arm.md: Note that certain values of the "type"
3130 attribute are documented in vfp.md.
3131 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3132 (v10_cvt): Use new fmul types.
3134 2008-08-26 Paul Brook <paul@codesourcery.com>
3136 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3137 * config/arm/vfp11.md: ...here. New.
3138 * config/arm/arm.md: Include vfp11.md.
3140 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3142 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3143 parameter to inform call.
3145 2008-08-26 Jeff Law <law@redhat.com>
3147 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3148 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3149 preferred class when copying a constant into a partial word register.
3151 2008-08-26 Ben Elliston <bje@au.ibm.com>
3153 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3154 * cp/typeck.c: Likewise.
3155 * cp/tree.c: Likewise.
3156 * gimple-low.c: Likewise.
3159 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3161 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3162 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3164 * doc/passes.texi: Describe IRA.
3166 * doc/tm.texi (IRA_COVER_CLASSES,
3167 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3169 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3170 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3171 -fira-propagate-cost, -fno-ira-share-save-slots,
3172 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3174 * flags.h (ira_algorithm): New enumeration.
3175 (flag_ira_algorithm, flag_ira_verbose): New external variable
3178 * postreload.c (gate_handle_postreload): Don't do post reload
3179 optimizations unless the reload is completed.
3181 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3184 * tree-pass.h (pass_ira): New external variable declaration.
3186 * reload.h: Add 2008 to the Copyright.
3188 * cfgloopanal.c: Include params.h.
3189 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3192 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3194 * toplev.c (ira.h): New include.
3195 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3196 (backend_init_target): Call ira_init.
3197 (backend_init): Call ira_init_once.
3198 (finalize): Call finish_ira_once.
3200 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3201 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3204 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3205 may_move_out_cost): New external variable declarations.
3206 (move_table): New typedef.
3208 * caller-save.c: Include headers output.h and ira.h.
3209 (no_caller_save_reg_set): New global variable.
3210 (save_slots_num, save_slots): New variables.
3211 (reg_save_code, reg_restore_code, add_stored_regs): Add
3213 (init_caller_save): Set up no_caller_save_reg_set.
3214 (init_save_areas): Reset save_slots_num.
3215 (saved_hard_reg): New structure.
3216 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3217 (initiate_saved_hard_regs, new_saved_hard_reg,
3218 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3220 (setup_save_areas): Add code for sharing stack slots.
3221 (all_blocks): New variable.
3222 (save_call_clobbered_regs): Process pseudo-register too.
3223 (mark_set_regs): Process pseudo-register too.
3224 (insert_one_insn): Put the insn after bb note in a empty basic
3225 block. Add insn check.
3227 * global.c (eliminable_regset): Make it external.
3228 (mark_elimination): Use DF_LR_IN for IRA.
3229 (pseudo_for_reload_consideration_p): New.
3230 (build_insn_chain): Make it external. Don't ignore spilled
3231 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3232 (gate_handle_global_alloc): New function.
3233 (pass_global_alloc): Add the gate function.
3235 * opts.c (decode_options): Set up flag_ira. Print the warning for
3237 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3239 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3241 * regmove.c (regmove_optimize): Don't do replacement of output for
3244 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3245 New external variable declarations.
3247 * local-alloc.c (update_equiv_regs): Make it external. Return
3248 true if jump label rebuilding should be done. Rescan new_insn for
3250 (gate_handle_local_alloc): New function.
3251 (pass_local_alloc): Add the gate function.
3253 * alias.c (value_addr_p, stack_addr_p): New functions.
3254 (nonoverlapping_memrefs_p): Use them for IRA.
3256 * common.opt (fira, fira-algorithm, fira-coalesce,
3257 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3258 fira-verbose): New options.
3260 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3261 move_cost, may_move_in_cost, may_move_out_cost): Make the
3263 (move_table): Remove typedef.
3264 (init_move_cost): Make it external.
3265 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3268 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3269 setup_reg_classes): New function prototypes.
3270 (eliminable_regset): New external variable declaration.
3271 (build_insn_chain, update_equiv_regs): New function prototypes.
3273 * Makefile.in (IRA_INT_H): New definition.
3274 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3275 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3276 (reload1.o, toplev.o): Add dependence on ira.h.
3277 (cfgloopanal.o): Add PARAMS_H.
3278 (caller-save.o): Add dependence on output.h and ira.h.
3279 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3280 ira-emit.o, ira-lives.o): New entries.
3282 * passes.c (pass_ira): New pass.
3284 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3286 * reload1.c (ira.h): Include the header.
3287 (changed_allocation_pseudos): New bitmap.
3288 (init_reload): Initiate the bitmap.
3289 (compute_use_by_pseudos): Permits spilled registers in FROM.
3290 (temp_pseudo_reg_arr): New variable.
3291 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3292 IRA. Call alter_reg with the additional parameter. Don't clear
3293 spilled_pseudos for IRA. Restore original insn chain for IRA.
3294 Clear changed_allocation_pseudos at the end of reload.
3295 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3296 (hard_regno_to_pseudo_regno): New variable.
3297 (count_pseudo): Check spilled pseudos. Set up
3298 hard_regno_to_pseudo_regno.
3299 (count_spilled_pseudo): Check spilled pseudos. Update
3300 hard_regno_to_pseudo_regno.
3301 (find_reg): Use better_spill_reload_regno_p. Check
3302 hard_regno_to_pseudo_regno.
3303 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3305 (eliminate_regs_1): Use additional parameter for alter_reg.
3306 (finish_spills): Set up pseudo_previous_regs only for spilled
3307 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3308 more arguments. Don't clear live_throughout and dead_or_set for
3309 spilled pseudos. Use additional parameter for alter_reg. Call
3310 mark_allocation_change. Set up changed_allocation_pseudos.
3311 Remove sanity check.
3312 (emit_input_reload_insns, delete_output_reload): Use additional
3313 parameter for alter_reg. Call mark_allocation_change.
3314 (substitute, gen_reload_chain_without_interm_reg_p): New
3316 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3318 * testsuite/gcc.dg/20080410-1.c: New file.
3320 * config/s390/s390.h (IRA_COVER_CLASSES,
3321 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3323 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3325 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3327 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3329 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3331 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3333 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3335 2008-08-24 Jeff Law <law@redhat.com>
3336 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3337 when ignoring unavailable registers.
3339 2008-08-24 Jeff Law <law@redhat.com>
3340 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3341 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3342 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3343 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3345 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3346 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3348 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3349 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3350 * reload1.c (find_reg): Process registers in register allocation order.
3352 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3353 * toplev.c (backend_init_target): Move ira_init call from
3355 (lang_dependent_init_target): ...to here.
3357 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3358 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3359 calculate memory move costs for NO_REGS.
3361 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3362 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3363 STACK_REGS is defined.
3365 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3366 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3368 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3369 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3371 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3372 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3373 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3376 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3377 Dorit Nuzman <dorit@il.ibm.com>
3379 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3380 vec_extract_evenv4sf, vec_extract_evenv8hi,
3381 vec_extract_evenv16qi, vec_extract_oddv4si,
3382 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3383 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3384 vec_interleave_highv4si, vec_interleave_lowv4si,
3385 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3386 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3387 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3389 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3392 * config/rs6000/rs6000.c (optimization_options): Don't default to
3393 section anchors without toplevel reorder.
3395 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3397 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3398 (mfc_end_critical_section): Likewise.
3400 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3402 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3403 all type qualifiers from element type to vector type.
3405 2008-08-25 David Daney <ddaney@avtrex.com>
3407 * config/mips/mips.md (immediate_insn): Move up in file, fix
3408 comment typo, reformat.
3409 (fetchop_bit, atomic_hiqi_op memory_barrier,
3410 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3411 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3412 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3413 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3414 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3415 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3416 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3417 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3418 sync_old_nand<mode>, sync_new_nand<mode>,
3419 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3420 test_and_set_12): Moved to sync.md.
3422 * config/mips/sync.md: New file.
3424 2008-08-25 Richard Henderson <rth@redhat.com>
3426 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3427 (regsave): Likewise.
3428 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3429 (output_cfi_directive): Likewise.
3430 (div_data_align): New.
3431 (output_cfi): Use it.
3433 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3435 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3436 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3437 (TARGET_OCTEON): New macro.
3438 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3439 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3440 (ISA_HAS_POP): New macro.
3441 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3443 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3445 * config/mips/mips.md (cpu): Add octeon.
3446 (type): Add pop attribute value.
3447 (popcount<mode>2): New pattern.
3448 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3450 2008-08-24 Jan Hubicka <jh@suse.cz>
3452 * doc/invoke.texi (-fipa-cp-clone): New option.
3453 (-fipa-cp): Update docs.
3454 (--param ipcp-unit-growth):New.
3455 * ipa-cp.c: Include fibheap.h, params.h
3456 (ipcp_initialize_node_lattices): When not cloning, all externally
3457 visible functions are bottom.
3458 (ipcp_need_redirect_p): Accept clones.
3459 (ipcp_insert_stage): Use cost driven heuristics.
3460 (max_count, dead_nodes): New static vars.
3461 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3462 ipcp_const_param_count): New functions.
3463 * common.opt (ipa-cp-clone): New command line option.
3464 * params.def (ipcp-unit-growth): New.
3466 2008-08-24 Jan Hubicka <jh@suse.cz>
3468 * tree-inline.c (tree_function_versioning): Look harder
3469 for referenced vars.
3471 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3473 PR tree-optimization/37185
3474 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3476 2008-08-23 Jan Hubicka <jh@suse.cz>
3478 * ipa-cp.c (ipcp_analyze_node): New function.
3479 (ipcp_update_cloned_node): Use it.
3480 (ipcp_init_stage): Likewise.
3481 * ipa-inline.c (function_insertion_hook_holder): New static var.
3482 (analyze_function): Break out from ....
3483 (inline_generate_summary): Here; register insertion hook.
3484 (cgraph_decide_inlining): Remove hook.
3485 (add_new_function): New function.
3487 2008-08-23 Jan Hubicka <jh@suse.cz>
3489 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3491 2008-08-23 Jan Hubicka <jh@suse.cz>
3493 * ipa-cp.c (constant_val_insert): Remove.
3494 (ipcp_propagate_one_const): Remove.
3495 (ipcp_create_replace_map): Always insert replacements to the map.
3496 (ipcp_insert_stage): Do not try to insert statements by hand.
3497 * tree-inline.c (insert_init_stmt): Break out from ...
3498 (setup_one_parameter): ... here; allow NULL BB pointer.
3499 (tree_function_versioning): Use setup_one_parameter to process
3502 2008-08-23 Jan Hubicka <jh@suse.cz>
3504 * tree.c (decl_address_ip_invariant_p): New function.
3505 * tree.h (decl_address_ip_invariant_p): Declare.
3506 * gimple.c (strip_invariant_refs): Break out from ...
3507 (is_gimple_invariant_address): ... here
3508 (is_gimple_ip_invariant_address): New function.
3509 (is_gimple_ip_invariant): New function.
3510 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3513 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3514 (ipcp_lat_is_insertable): All constants are insertable.
3515 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3516 IPA_CONST_VALUE_REF.
3517 (ipcp_initialize_node_lattices): Propagate all types of operands.
3518 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3519 (ipcp_create_replace_map): Reformat.
3520 (ipcp_need_redirect_p): Simplify.
3521 (ipcp_insert_stage): Check that argument is used before clonning.
3522 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3523 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3524 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3525 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3526 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3527 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3528 * tree-inline.c (tree_function_versioning): Add variables referenced by
3531 2008-08-23 Jan Hubicka <jh@suse.cz>
3534 * i386.c (standard_80387_constant_p): Use optimize_size.
3536 2008-08-23 Ira Rosen <irar@il.ibm.com>
3538 PR tree-optimization/37161
3539 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3540 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3541 (vect_determine_vectorization_factor): Move the scalar type
3542 retrieval to vect_get_smallest_scalar_type.
3543 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3544 scalar type. Remove redundant computation.
3545 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3546 (vect_get_slp_defs): Take the type of RHS into account if
3547 necessary by calling vect_get_smallest_scalar_type. Call
3548 vect_get_constant_vectors with additional argument.
3550 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3553 * doc/invoke.texi (Wwrite-strings): Clarify description.
3555 2008-08-23 Ira Rosen <irar@il.ibm.com>
3557 PR tree-optimization/37174
3558 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3559 def stmt is a part of the loop before accessing its stmt_vec_info.
3561 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3564 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3565 (*swap): New insn pattern.
3566 (*ashlqi3): Rename from ashlqi3 insn pattern.
3567 (ashlqi3): New expanders.
3568 (*lshrqi3): Rename from lshrqi3 insn pattern.
3569 (lshrqi3): New expanders.
3570 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3571 lshrqi3_const5, lshrqi3_const6): New splitters.
3572 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3573 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3576 2008-08-22 Richard Guenther <rguenther@suse.de>
3578 PR tree-optimization/37078
3579 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3580 [+INF, +INF] ranges.
3582 2008-08-22 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/37143
3585 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3586 a conversion statement instead of a copy.
3588 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3591 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3592 CCCmode, CCOmode and CCSmode destination modes.
3595 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3596 from different units in a single alternative.
3597 (*vec_extractv2sf_1): Ditto.
3598 (*vec_extractv2si_0): Ditto.
3599 (*vec_extractv2si_1): Ditto.
3600 * config/i386/sse.md (sse2_storehpd): Ditto.
3601 (sse2_storelpd): Ditto.
3602 (sse2_loadhpd): Ditto.
3603 (sse2_loadlpd): Ditto.
3606 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3607 (popcountsi2): Ditto.
3608 (clzdi2_abm): Ditto.
3609 (popcountdi2): Ditto.
3610 (clzhi2_abm): Ditto.
3611 (popcounthi2): Ditto.
3613 2008-08-22 Richard Guenther <rguenther@suse.de>
3617 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3618 if the multiplication does not overflow.
3620 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3622 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3624 2008-08-21 Richard Henderson <rth@redhat.com>
3626 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3627 spurrious comma from test.
3628 * configure: Rebuild.
3630 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3633 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3636 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3638 * c-tree.h (grokfield): New argument.
3639 * c-decl.c (grokfield): Handle new location argument.
3640 * c-parser.c (c_parser_struct_declaration): Pass location to
3643 2008-08-21 Richard Guenther <rguenther@suse.de>
3645 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3647 2008-08-21 Jan Hubicka <jh@suse.cz>
3649 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3650 (cgraph_add_function_insertion_hook,
3651 cgraph_remove_function_insertion_hook,
3652 cgraph_call_function_insertion_hooks): New functions.
3653 * cgraph.h (cgraph_add_function_insertion_hook,
3654 cgraph_remove_function_insertion_hook,
3655 cgraph_call_function_insertion_hooks): Declare.
3656 * ipa-reference.c (function_insertion_hook_holder): New variable.
3657 (check_operand, look_for_address_of): When checking late, do not care
3658 about module bitmaps.
3659 (add_new_function): New function.
3660 (generate_summary): Register hooks; zero module bitmaps.
3661 (propagate): Unregister hooks.
3662 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3663 (add_new_function): New function.
3664 (generate_summary): Register hook.
3665 (propagate): Remove hook.
3667 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3669 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3670 * ipa-cp.c (ipcp_update_cloned_node): New function.
3671 (build_const_val): Handle functions correctly; bring type logic
3672 into sync with tree-inline.c
3673 (ipcp_init_stage): Take care of computing stuff needed by
3674 indirect inlining; update clones.
3675 (ipcp_generate_summary): Break out of ipcp_driver.
3676 (ipcp_driver): Do only execution and transformation.
3677 (pass_ipa_cp): Make IPA_PASS.
3678 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3680 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3681 ipcp, some info is already available.
3682 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3683 * tree-inline.c (remap_ssa_name): Unshare expression.
3685 2008-08-21 Richard Guenther <rguenther@suse.de>
3687 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3688 a PHI ask VN if it is already available.
3689 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3690 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3692 2008-08-21 Richard Guenther <rguenther@suse.de>
3695 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3696 makes sure to produce a result of the correct type.
3698 2008-08-21 Jan Hubicka <jh@suse.cz>
3699 Backport from LTO branch:
3701 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3702 Jan Hubicka <jh@suse.cz>
3705 (init_state, finish_state, set_function_state, generate_summary):
3707 (scan_stmt): Renamed from scan_function. Changed to keep state in
3708 local static vars rather than cgraph aux field.
3709 (propagate): Renamed from static_execute. Changed to keep state in
3710 local static vars rather than cgraph aux field.
3711 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3712 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3714 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3716 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3717 * ipa-reference.c (init_function_info, generate_summary,
3718 propagate): New functions.
3719 (analyze_function): Call init_function_info.
3720 (static_execute): Stripped into generate_summary and propagate.
3721 (pass_ipa_reference): Made into ipa_opt_pass.
3723 2008-08-21 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/37181
3726 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3728 (extract_range_from_unary_expr): Likewise.
3730 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3732 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3734 * toplev.h (pedwarn_at): Likewise.
3735 * builtins.c: Update all calls to pedwarn.
3736 * c-lex.c: Likewise.
3737 * toplev.c: Likewise.
3738 * c-tree.h: Likewise.
3739 * c-decl.c: Likewise.
3740 * c-errors.c: Likewise.
3741 * c-typeck.c: Likewise.
3742 * c-common.c: Likewise.
3743 * c-parser.c: Likewise.
3745 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3748 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3749 with MODE_VECTOR_INT mode.
3751 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3754 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3755 initialized outside the current module.
3756 (warn_uninitialized_var): Ignore left-hand side when walking the
3757 trees. Ignore address expressions. Examine VUSE operands in gimple
3758 statements with a variable declaration on the right-hand side.
3760 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3763 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3765 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3768 * c-common.c (conversion_warning): Do not warn if applying bit-and
3769 operator to unsigned constant that fits in the target type.
3771 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3774 * c-common.c (conversion_warning): Do not warn for artificial
3777 2008-08-20 Richard Guenther <rguenther@suse.de>
3779 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3780 (extract_range_from_binary_expr): Fall back to constant propagation.
3781 (extract_range_from_unary_expr): Likewise.
3783 2008-08-20 Richard Guenther <rguenther@suse.de>
3785 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3786 with TREE_THIS_VOLATILE on shared nodes.
3787 (fold_stmt_r): Likewise.
3789 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3792 * c-parser.c (c_parser_attributes): For keywords use canonical
3793 spelling for attr_name.
3795 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3797 * value-prof.c (check_counter): Revert wrong call to error.
3799 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3801 * profile.c: Update calls to inform.
3802 * value-prof.c: Update calls to inform.
3804 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3806 * diagnostic.c (inform): Add an explicit location_t parameter.
3807 * toplev.h (inform): Update declaration.
3808 * builtins.c: Update all calls to inform.
3809 * c-common.c: Likewise.
3810 * c-decl.c: Likewise.
3811 * c-opts.c: Likewise.
3812 * c-pch.c: Likewise.
3813 * c-pragma.c: Likewise.
3814 * c-typeck.c: Likewise.
3815 * coverage.c: Likewise.
3817 * toplev.c: Likewise.
3818 * tree-cfg.c: Likewise.
3819 * tree-ssa.c: Likewise.
3821 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3824 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3825 V2DI mode, for SSE4.1, use movq instead of vector set if the
3826 second element is zero and inter-unit moves are OK.
3828 2008-08-20 Richard Guenther <rguenther@suse.de>
3830 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3831 properly handle conversion/copy chains after tuplification.
3833 2008-08-20 Richard Guenther <rguenther@suse.de>
3835 * passes.c (init_optimization_passes): Move the second
3836 forwprop pass before alias computation. Remove the second
3837 DCE pass. Remove the first dominator and phi copy/const
3840 2008-08-20 Nick Clifton <nickc@redhat.com>
3842 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3843 support of this feature. Do not assume that a sufficiently new
3844 assembler will support the feature regardless of the target type.
3845 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3846 * configure: Regenerate.
3848 2008-08-20 Richard Guenther <rguenther@suse.de>
3850 * tree-vrp.c (found_in_subgraph): Remove.
3851 (live): New global static.
3852 (live_on_edge): New function.
3853 (blocks_visited): Remove.
3854 (register_edge_assert_for_2): Use live_on_edge.
3855 (find_conditional_asserts): Remove code dealing with
3856 found_in_subgraph. Do not walk the CFG.
3857 (find_switch_asserts): Likewise.
3858 (find_assert_locations_1): Renamed from find_assert_locations.
3859 Move finding assert locations for conditional and switch
3860 statements first. Update live bitmap. Do not walk the CFG.
3861 (find_assert_locations): New function.
3862 (insert_range_assertions): Remove entry of CFG walk.
3863 Adjust call to find_assert_locations.
3864 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3865 that only can appear because of fake exit edges but assert we
3866 never try to insert on those.
3867 (fini_pre): Do not remove fake exit edges here...
3868 (execute_pre): ...but here, before committing edge inserts.
3870 2008-08-19 Richard Guenther <rguenther@suse.de>
3872 * passes.c (init_optimization_passes): Exchange store-ccp
3875 2008-08-19 Rafael Espíndola <espindola@google.com>
3877 * varasm.c (weak_decls): Move earlier in the file.
3878 (assemble_external): Add weak decls to the weak_decls list.
3879 (declare_weak): Don't add decls to the weak_decls list.
3881 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3884 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3885 before (sse2_shufpd_<mode>).
3887 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3890 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3891 * tree.c (block_nonartificial_location): Likewise.
3893 2008-08-19 Richard Guenther <rguenther@suse.de>
3895 PR tree-optimization/35972
3896 PR tree-optimization/23094
3897 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3899 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3900 handle MISALIGNED_INDIRECT_REF.
3901 (get_ref_from_reference_ops): New helper.
3902 (vn_reference_lookup_pieces): Walk the use-def chain using the
3903 alias-oracle if requested.
3904 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3905 walking the use-def chain.
3906 (compute_avail): But not here.
3907 (create_component_ref_by_pieces_1): Properly handle
3908 MISALIGNED_INDIRECT_REF.
3909 (do_regular_insertion): Handle fully redundant
3910 expressions after PHI-translation also for SSA_NAME values, not
3911 only constants. Correctly use edoubleprime for that.
3913 2008-08-19 Ira Rosen <irar@il.ibm.com>
3915 * tree-vectorizer.c (supportable_widening_operation): Support
3916 multi-step conversion, return the number of steps in such conversion
3917 and the required intermediate types.
3918 (supportable_narrowing_operation): Likewise.
3919 * tree-vectorizer.h (vect_pow2): New function.
3920 (supportable_widening_operation): Change argument types.
3921 (supportable_narrowing_operation): Likewise.
3922 (vectorizable_type_promotion): Add an argument.
3923 (vectorizable_type_demotion): Likewise.
3924 * tree-vect-analyze.c (vect_analyze_operations): Call
3925 vectorizable_type_promotion and vectorizable_type_demotion with
3926 additional argument.
3927 (vect_get_and_check_slp_defs): Detect patterns.
3928 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3930 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3931 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3932 according to the smallest type in the loop.
3933 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3934 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3935 supportable_widening_operation with correct arguments.
3936 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3937 operands lists according to the number of vector statements in left
3938 or right node, if exists.
3939 (vect_gen_widened_results_half): Remove unused argument.
3940 (vectorizable_conversion): Call supportable_widening_operation,
3941 supportable_narrowing_operation, and vect_gen_widened_results_half
3942 with correct arguments.
3943 (vectorizable_assignment): Change documentation, support multiple
3945 (vectorizable_operation): Likewise.
3946 (vect_get_loop_based_defs): New function.
3947 (vect_create_vectorized_demotion_stmts): Likewise.
3948 (vectorizable_type_demotion): Support loop-aware SLP and general
3949 multi-step conversion. Call vect_get_loop_based_defs and
3950 vect_create_vectorized_demotion_stmts for transformation.
3951 (vect_create_vectorized_promotion_stmts): New function.
3952 (vectorizable_type_promotion): Support loop-aware SLP and general
3953 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3955 (vectorizable_store): Change documentation, support multiple
3957 (vectorizable_load): Likewise.
3958 (vect_transform_stmt): Pass SLP_NODE to
3959 vectorizable_type_promotion and vectorizable_type_demotion.
3960 (vect_schedule_slp_instance): Move here the calculation of number
3961 of vectorized statements for each node from...
3962 (vect_schedule_slp): ... here.
3963 (vect_transform_loop): Call vect_schedule_slp without the last
3966 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3969 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3970 to == in assert statement.
3971 (vectorizable_reduction): Fix typo.
3973 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3976 * value-prof.c (check_counter): Dereference pointer to overall
3977 count when printing it.
3979 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3981 * profile.h: Really add it.
3983 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3985 * mcf.c: Really add it.
3987 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3988 Vinodha Ramasamy <vinodha@google.com>
3990 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3992 * value-prof.c (check_counter): Fix the counter if
3993 flag_profile_correction is true.
3994 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3995 tree_mod_subtract_transform):
3996 Follow check_counter parameter change.
3997 * common.opt (fprofile-correction): New option.
3999 * profile.h: Likewise.
4000 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4001 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4002 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4004 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4005 flag_profile_correction is set.
4007 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4009 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4011 2008-08-18 Tomas Bily <tbily@suse.cz>
4013 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4014 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4016 * tree-data-ref.c (split_constant_offset_1): Likewise.
4017 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4018 * tree-sra.c (sra_walk_expr): Likewise.
4019 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4020 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4021 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4022 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4024 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4025 * tree-vect-transform.c (vectorizable_type_demotion)
4026 (vectorizable_type_promotion): Likewise.
4027 * tree-inline.c (expand_call_inline):
4028 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4029 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4030 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4031 * expr.c (expand_expr_real_1): Likewise.
4032 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4033 (gimple_assign_unary_useless_conversion_p): Likewise.
4034 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4035 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4036 * fold-const.c (fold_unary): Likewise.
4037 * tree.h (CONVERT_EXPR_P): Likewise.
4038 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4039 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4041 (register_edge_assert_for_2, extract_range_from_unary_expr)
4042 (register_edge_assert_for_1): Likewise.
4044 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4046 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4047 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4048 (enum real_value_const): Delete.
4049 (get_real_const): Delete.
4050 * real.c (get_real_const): Delete.
4051 (dconst_e_ptr): Define.
4052 (dconst_third_ptr): Define.
4053 (dconst_sqrt2_ptr): Define.
4054 * builtins.c: Update all callers.
4056 2008-08-18 Richard Guenther <rguenther@suse.de>
4058 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4059 statement iterator after statement removal.
4061 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4063 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4064 (detect_processor_freebsd): Likewise.
4065 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4067 2008-08-18 Richard Guenther <rguenther@suse.de>
4069 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4070 and loads have the correct types.
4072 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4075 * c-opts.c (cpp_opts): Remove static.
4076 * c-parser.c (cpp_opts): Declare it extern.
4077 (disable_extension_diagnostics): Handle cpp options.
4078 (enable_extension_diagnostics): Likewise.
4080 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4082 * diagnostics.c (permerror_at): Rename as permerror.
4083 (permerror): Delete.
4084 * toplev.h: Likewise.
4086 2008-08-18 Richard Guenther <rguenther@suse.de>
4088 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4089 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4090 Move call_cdce before build_alias. Move copyrename2,
4091 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4092 right after final inlining.
4093 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4094 (pass_build_cfg): But instead via TODO_dump_func.
4096 2008-08-18 Richard Guenther <rguenther@suse.de>
4098 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4100 (scalarize_init): If we failed to generate some initializers
4101 do not generate zeros for not instantiated members. Instead
4102 rely on the copy out.
4103 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4104 about missing flow-sensitive alias info only if we have
4107 2008-08-17 Nick Clifton <nickc@redhat.com>
4109 * doc/extend.texi (Function Attributes): Fix typo in description
4110 if hot function attribute.
4112 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4113 Richard Sandiford <rdsandiford@googlemail.com>
4115 * doc/install.texi (--with-mips-plt): Document.
4116 * doc/invoke.texi (-mplt, -mno-plt): Document.
4117 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4118 and handle ${with_mips_plt}.
4119 * config/mips/mips.opt (mplt): New option.
4120 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4121 (TARGET_ABICALLS_PIC2): Likewise.
4122 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4123 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4124 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4125 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4126 to decide whether to output ".option picX" directives.
4127 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4128 Pass -call_nonpic rather than -KPIC for -mplt.
4129 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4130 on the command line. Also remove it when -mabi=64 is used without
4132 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4133 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4134 TARGET_ABICALLS_PIC0.
4135 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4137 (mips16_build_function_stub): Only output ".option pic" directives
4138 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4139 (mips16_build_call_stub): Fix comment and remove redundant
4140 ".set at"/"set .noat" directives.
4141 (mips_function_rodata_section): Use the default behaviour for
4142 TARGET_ABSOLUTE_ABICALLS.
4143 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4144 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4145 (mips_restore_gp): Do nothing if the current function doesn't use
4147 (mips_expand_prologue): Only save $gp if the current function uses it.
4148 Use a normal move for TARGET_ABICALLS_PIC0.
4149 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4151 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4153 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4154 of function when handling GLOBAL_POINTER_REGNUM.
4156 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4159 * common.opt (-fstack-check): Do not declare the variable here.
4160 (-fstack-check=): New option variant.
4161 * doc/invoke.texi (Code Gen Options): Document it.
4162 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4163 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4164 (STACK_CHECK_STATIC_BUILTIN): New macro.
4165 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4166 * opts.c: Include expr.h.
4167 (common_handle_option) <OPT_fold_stack_check_>: New case.
4168 <OPT_fstack_check>: Likewise.
4169 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4170 consistently in the test for variable-sized types. Adjust for
4171 new behaviour of flag_stack_check.
4172 * explow.c: Include except.h.
4173 (allocate_dynamic_stack_space): Do not take into account
4174 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4175 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4176 for variable-sized parameters. Treat all parameters whose size is
4177 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4178 stack checking is enabled.
4179 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4180 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4181 if generic stack checking is enabled.
4182 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4183 * reload1.c (reload): Likewise.
4184 * stmt.c (expand_decl): Assert that all automatic variables have
4185 fixed size at this point and remove dead code.
4186 * flags.h (stack_check_type): New enumeration type.
4187 (flag_stack_check): Declare.
4188 * toplev.c (flag_stack_check): New global variable.
4189 * Makefile.in (opts.o): Add dependency on EXPR_H.
4190 (explow.o): Add dependency on except.h.
4192 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4194 * config/avr/avr.c (avr_override_options): Reduce value of
4195 PARAM_INLINE_CALL_COST.
4197 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4199 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4200 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4201 lieu of TYPE_MODE (type) throughout.
4203 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4205 * config/arm/arm.c (add_minipool_backward_ref): Check for
4206 8-byte-aligned entries in second case of forcing insertion after a
4207 particular entry. Change third case to avoid inserting
4208 non-8-byte-aligned entries before 8-byte-aligned ones.
4210 2008-08-15 Richard Guenther <rguenther@suse.de>
4212 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4213 strip components for unknown size accesses.
4215 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4217 * config/s390/2097.md New file.
4218 * config/s390/s390.md ("z10prop" attribute): Define none,
4219 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4220 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4221 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4222 possible values and apply them to insns as appropriate.
4223 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4224 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4225 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4226 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4228 ("bfp" mode attribute): Removed. Every occurence replaced
4230 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4231 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4234 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4237 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4240 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4242 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4243 additional argument. Support reduction when duplication is needed due
4244 to data-types of different sizes in the loop.
4245 (get_initial_def_for_induction): Fix printout.
4246 (vect_get_vec_def_for_stmt_copy): Support case where the
4247 vec_stmt_for_operand is a phi node.
4248 (vectorizable_reduction): Support reduction when duplication is needed
4249 due to data-types of different sizes in the loop.
4250 (vectorizable_call): Remove restriction to not vectorize in case we
4251 have data-types of different sizes in the loop.
4252 (vectorizable_conversion): Likewise.
4253 (vectorizable_operation): Likewise.
4254 (vectorizable_type_demotion): Likewise.
4255 (vectorizable_type_promotion): Likewise.
4256 (vectorizable_induction): Add restriction to not vectorize in case
4257 we have data-types of different sizes in the loop.
4259 2008-08-14 Christophe Saout <christophe@saout.de>
4260 Uros Bizjak <ubizjak@gmail.com>
4263 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4264 (*vec_concatv2di_rex64_sse4_1): Ditto.
4265 (*vec_concatv2di_rex64_sse): Ditto.
4267 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4270 * fold-const.c (fold_widened_comparison): Do not allow
4271 sign changes that change the result even if shorter type
4272 is wider than arg1_unw's type.
4274 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4276 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4277 Skip if the multilib testing specifies -march that does not
4278 agree with the one specified in the testcase.
4280 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4282 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4283 zero extend SImode values being converted to TFmode before passing
4286 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4288 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4289 __PPU__ when targeting the Cell/B.E. PPU processor.
4291 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4293 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4294 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4295 Rematerialize the static chain, if any.
4296 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4299 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4301 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4302 (new_loc_descr): Likewise.
4303 (add_loc_descr): Likewise.
4304 (size_of_loc_descr): Likewise.
4305 (size_of_locs): Likewise.
4306 (output_loc_operands): Likewise.
4307 (output_loc_sequence): Likewise.
4308 (new_reg_loc_descr): New.
4309 (build_cfa_loc): Use it.
4310 (build_cfa_aligned_loc): Likewise.
4311 (one_reg_loc_descriptor): Likewise.
4312 (based_loc_descr): Likewise.
4314 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4317 * doc/invoke.texi (Wmain): Update.
4318 * c-decl.c (start_decl): warn_main is only 0 or 1.
4319 (start_function): Likewise. Fix formatting.
4320 (finish_function): Delete redundant warning.
4321 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4322 * c-opts (c_common_handle_option): -Wall only has effect if
4323 warn_main is uninitialized. OPT_Wmain is automatically
4324 handled. -pedantic also enables Wmain.
4325 (c_common_post_options): Handle all logic for Wmain here.
4326 * c-common.c (warn_main): Delete.
4327 (check_main_parameter_types): Make pedwarns conditional on
4329 * c-common.h (warn_main): Delete.
4331 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4334 * expr.c (emit_group_store): Allocate stack temp with the
4335 largest alignment when copying from register to stack.
4337 2008-08-13 Richard Guenther <rguenther@suse.de>
4339 * tree.h (maybe_fold_offset_to_address): Declare.
4340 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4341 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4342 Likewise for POINTER_PLUS_EXPR.
4343 (maybe_fold_offset_to_reference): Enable disabled code.
4344 (maybe_fold_offset_to_address): New function.
4345 (fold_stmt_r): Use it.
4346 (fold_gimple_assign): Likewise.
4347 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4348 (gimplify_expr): Likewise.
4350 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4352 * toplev.h (pedwarn_at): Fix declaration.
4354 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4356 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4357 LINK_SPEC): Use %R in -Y P argument.
4359 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4362 * diagnostic.c (pedwarn_at): New.
4363 * toplev.h (pedwarn_at): Declare.
4364 * c-tree.h (build_enumerator): Update declaration.
4365 * c-decl.c (finish_enum): Update comment.
4366 (build_enumerator): Take a location parameter. Give a pedwarn but do
4367 not perform any conversion.
4368 * c-parser.c (c_parser_enum_specifier): Set correct location for
4371 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4374 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4375 expressions except for conversions to signed:1 bitfields. Handle
4376 COND_EXPR with constant operands.
4378 2008-08-13 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/15255
4381 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4382 (struct oecount_s): New struct and VEC types.
4384 (oecount_hash): New function.
4385 (oecount_eq): Likewise.
4386 (oecount_cmp): Likewise.
4387 (zero_one_operation): New function.
4388 (build_and_add_sum): Likewise.
4389 (undistribute_ops_list): Perform un-distribution of multiplication
4390 and division on the chain of summands.
4391 (should_break_up_subtract): Also break up subtracts for factors.
4392 (reassociate_bb): Delete dead visited statements.
4393 Call undistribute_ops_list. Re-sort and optimize if it did something.
4394 * passes.c (init_optimization_passes): Move DSE before
4396 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4399 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4401 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4403 * doc/invoke.texi: Revert unintended checkin.
4405 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4408 * gcc.c (include_spec_function): Tweak call to find_a_file.
4410 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4413 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4414 and TRUTH_ORIF_EXPR.
4415 * dojump.c (do_jump): Likewise.
4417 PR tree-optimization/37084
4418 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4419 if id->regimplify, don't assume stmt is a cast assignment.
4421 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4423 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4425 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4428 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4431 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4433 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4434 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4436 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4437 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4438 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4439 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4440 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4442 * doc/tm.texi (Storage Layout): Remove documentation for
4443 TARGET_FLOAT_FORMAT.
4445 * simplify-rtx.c (simplify_binary_operation_1): Replace
4446 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4448 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4450 * real.h (struct real_format): New member has_sign_dependent_rounding.
4451 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4452 spu_single_format, ieee_double_format, mips_double_format,
4453 motorola_double_format, ieee_extended_motorola_format,
4454 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4455 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4456 mips_extended_format, ieee_quad_format, mips_quad_format,
4457 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4458 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4460 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4461 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4462 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4463 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4464 (ROUND_TOWARDS_ZERO): Likewise.
4466 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4467 (FLOAT_MODE_FORMAT): New macro.
4468 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4469 (MODE_COMPOSITE_P): ... this new macro.
4470 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4471 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4472 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4474 * flags.h: Include "real.h".
4476 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4477 REAL_MODE_FORMAT_COMPOSITE_P.
4478 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4480 * doc/tm.texi (Storage Layout): Remove documentation of
4481 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4482 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4483 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4484 they only apply to libgcc2.a.
4486 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4488 * config/spu/float_disf.c: New file.
4489 * config/spu/float_unsdisf.c: New file.
4490 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4491 (LIB2FUNCS_EXCLUDE): Define.
4493 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4494 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4496 * real.h (struct real_format): New member round_towards_zero.
4497 * real.c (round_for_format): Respect fmt->round_towards_zero.
4498 (ieee_single_format, mips_single_format, motorola_single_format,
4499 spu_single_format, ieee_double_format, mips_double_format,
4500 motorola_double_format, ieee_extended_motorola_format,
4501 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4502 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4503 mips_extended_format, ieee_quad_format, mips_quad_format,
4504 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4505 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4507 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4508 real_format to choose rounding mode when calling MPFR functions.
4509 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4510 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4512 * real.h (real_to_decimal_for_mode): Add prototype.
4513 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4514 Respect target rounding mode when generating decimal representation.
4515 (real_to_decimal): New stub for backwards compatibility.
4516 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4517 real_to_decimal_for_mode instead of real_to_decimal.
4519 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4521 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4522 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4524 * real.c (spu_single_format): New variable.
4525 * real.h (spu_single_format): Declare.
4527 * config/spu/spu.c (spu_override_options): Install SFmode format.
4528 (spu_split_immediate): Use integer mode to operate on pieces of
4529 floating-point values in all cases.
4531 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4532 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4533 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4535 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4537 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4539 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4541 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4543 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4546 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4547 on the VAR_DECL instead of TYPE_READONLY on its type.
4549 2008-08-12 Ira Rosen <irar@il.ibm.com>
4551 * tree-vectorizer.c: Depend on langhooks.h.
4552 (supportable_widening_operation): Add two arguments. Support double
4554 (supportable_narrowing_operation): Likewise.
4555 * tree-vectorizer.h (supportable_widening_operation): Add two
4557 (supportable_narrowing_operation): Likewise.
4558 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4559 supportable_widening_operation with correct arguments.
4560 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4561 (vectorizable_type_demotion): Support double type conversions.
4562 (vectorizable_type_promotion): Likewise.
4563 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4565 2008-08-11 Michael Matz <matz@suse.de>
4567 * i386/i386.c (override_options): Move initialisation from
4568 flag_schedule_insns_after_reload to here from ...
4569 (optimization_options): ... here.
4571 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4573 PR rtl-optimization/36998
4574 * dwarf2out.c (compute_barrier_args_size_1,
4575 compute_barrier_args_size): Temporarily remove assertions.
4577 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4580 * tree-ssa.c (struct walk_data): Add new flag
4581 warn_possibly_uninitialized.
4582 (warn_uninitialized_var): Use it.
4583 (warn_uninitialized_vars): New.
4584 (execute_early_warn_uninitialized): Call it.
4585 (execute_late_warn_uninitialized): Likewise.
4587 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4590 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4593 2008-08-09 Jan Hubicka <jh@suse.cz>
4596 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4598 (expand_fix): Be prepared for expansion to fail.
4599 (expand_sfix_optab): Remove instructions if expansion failed.
4601 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4603 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4605 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4606 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4608 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4610 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4611 mips/t-libgcc-mips16 to tmake_file.
4612 * config/mips/mips-protos.h (mips_call_type): New enum.
4613 (mips_pic_base_register, mips_got_load): Declare.
4614 (mips_restore_gp): Take an rtx argument.
4615 (mips_use_pic_fn_addr_reg_p): Declare.
4616 (mips_expand_call): Replace the sibcall_p argument with
4617 a mips_call_type argument. Add a lazy_p parameter.
4618 (mips_split_call): Declare.
4619 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4620 (MIPS16_PIC_TEMP): Likewise.
4621 (reg_class): Delete M16_NA_REGS.
4622 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4623 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4624 (mips_split_hi_p): Declare.
4625 * config/mips/mips.c (mips_split_hi_p): New array.
4626 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4627 (mips_got_symbol_type_p): New function.
4628 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4629 (mips16_stub_function_p): New function.
4630 (mips16_local_function_p): Likewise.
4631 (mips_use_pic_fn_addr_reg_p): Likewise.
4632 (mips_cannot_force_const_mem): Return false for HIGHs.
4633 Extend CONST_INT and symbolic handling to MIPS16, using
4634 mips_symbol_insns to check that the base symbol type is a
4635 legitimate constant. Reject GOT-based constants if
4636 TARGET_MIPS16_PCREL_LOADS.
4637 (mips_const_insns): Check targetm.cannot_force_const_mem when
4638 decomposing a symbolic base and a large offset.
4639 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4640 When calling a function that needs $25 from MIPS16 code,
4641 move the target address into $25 separately and add a USE
4643 (mips16_gp_pseudo_reg): Insert the initializer immediately
4644 before the first real insn.
4645 (mips_pic_base_register, mips_got_load): New functions.
4646 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4647 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4648 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4649 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4650 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4651 also passing NULL_RTX rather than const0_rtx as the aux argument.
4652 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4653 instead of TARGET_EXPLICIT_RELOCS.
4654 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4655 (mips_load_call_address): Replace the sibcall_p argument with
4656 a mips_call_type argument. Use mips_got_load.
4657 (mips16_local_alias): New structure.
4658 (mips16_local_aliases): New variable.
4659 (mips16_local_aliases_hash): New function.
4660 (mips16_local_aliases_eq): Likewise.
4661 (mips16_local_alias): Likewise.
4662 (mips16_stub_function): Likewise.
4663 (mips16_build_function_stub): Create a local alias for the target
4664 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4665 .cpload directive and an R_MIPS_NONE relocation for the target
4666 function, then load the alias rather than the function itself.
4667 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4668 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4669 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4670 (mips16_build_call_stub): Replace the FN parameter with an
4671 FN_PTR parameter. Force the address into a register if it
4672 isn't a call_insn_operand; don't rely on the caller to do this.
4673 If a call to a locally-defined and locally-binding MIPS16
4674 function must be made indirectly, redirect the call to the
4675 function's local alias. Use mips16_stub_function_p,
4676 mips16_stub_function, mips_expand_call and use_reg.
4677 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4678 Use explicit %hi and %lo accesses where possible.
4679 Use MIPS_CALL to generate the correct code form of a
4680 jal instruction. Add clobbers of $18 instead of uses.
4681 Update the call to mips_emit_call_insn.
4682 (mips_expand_call): Replace the SIBCALL_P argument with a
4683 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4684 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4685 allowing it to modify the call address. Update the calls to
4686 mips_load_call_address and mips_emit_call_insn.
4687 (mips_split_call): New function.
4688 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4689 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4690 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4691 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4692 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4694 (mips_cprestore_slot): New function.
4695 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4696 and use mips_cprestore_slot.
4697 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4699 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4700 then use a copygp_mips16 instruction to set up $28.
4701 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4702 (mips16_lay_out_constants): Call split_all_insns_noflow.
4703 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4704 false if TARGET_MIPS16.
4705 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4706 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4707 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4708 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4709 MIPS16 code. Allow MIPS16 o32 PIC.
4710 (mips_override_options): Allow MIPS16 o32 PIC.
4711 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4712 after reload if TARGET_USE_GOT.
4713 (UNSPEC_COPYGP): New constant.
4714 (length): Use a default length of 8 for MIPS16 GOT loads.
4715 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4716 (*got_page<mode>): Check mips_split_hi_p.
4717 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4718 (unspec_got<mode>, unspec_call<mode>): New expanders.
4719 (load_got<mode>, load_call<mode>): Remove the length attributes.
4720 Use a got attribute instead of a type attribute.
4721 (copygp_mips16): New insn.
4722 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4723 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4724 (sibcall, sibcall_value, call, call_value): Update the calls
4725 to mips_expand_call.
4726 (call_internal, call_value_internal): Use mips_split_call.
4727 (call_value_multiple_internal): Likewise.
4728 (call_split): Move after call_internal (the insn it is split from).
4729 (call_internal_direct, call_value_internal_direct): Turn into
4730 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4731 (call_direct_split, call_value_direct_split): New patterns.
4732 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4733 and use M16_REGS instead of M16_NA_REGS.
4734 * config/mips/predicates.md (const_call_insn_operand): Replace
4735 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4736 mips_use_pic_fn_addr_reg_p check.
4737 (move_operand): Reject HIGHs if mips_split_hi_p.
4738 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4739 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4740 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4741 * config/mips/libgcc-mips16.ver: New file.
4742 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4743 $(srcdir)/config/mips/libgcc-mips16.ver.
4745 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4747 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4748 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4749 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4750 (mips16_cfun_returns_in_fpr_p): Likewise.
4752 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4754 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4755 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4756 rather than 4 to PC.
4758 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4760 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4761 (FUNCTION_PROFILER): Save the static chain pointer into $2
4762 beforehand and restore it aftewards.
4763 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4764 address directly into $25 and call the function through $25;
4765 do not clobber $3. Pad the DImode version to cover the space
4766 left by the deleted $25 <- $3 move.
4767 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4768 the removal of the $25 <- $3 move.
4769 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4770 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4772 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4773 Daniel Jacobowitz <dan@codesourcery.com>
4775 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4776 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4777 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4778 * config/mips/mips.c (mips_start_function_definition): New function.
4779 (mips_end_function_definition): Likewise.
4780 (mips_output_function_prologue): Use mips_start_function_definition.
4781 (mips_output_function_epilogue): Use mips_end_function_definition.
4782 (build_mips16_function_stub): Use mips_start_function_definition
4783 and mips_end_function_definition.
4784 (build_mips16_call_stub): Likewise.
4786 2008-08-09 Richard Guenther <rguenther@suse.de>
4788 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4789 * gimple.h (gimple_call_fn): Adjust comment.
4790 (gimple_call_set_fndecl): New function.
4791 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4792 longer having bare FUNCTION_DECL operand.
4793 (gimple_call_return_type): Likewise.
4794 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4796 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4797 (gimple_mod_pow2): Likewise.
4798 (gimple_mod_subtract): Likewise.
4799 (gimple_ic): Likewise.
4800 (gimple_stringop_fixed_value): Likewise.
4801 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4802 longer having bare FUNCTION_DECL operand.
4803 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4804 * omp-low.c (optimize_omp_library_calls): Likewise.
4805 * cgraphunit.c (update_call_expr): Likewise.
4806 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4807 (execute_convert_to_rsqrt): Likewise.
4808 * cfgexpand.c (gimple_to_tree): Simplify.
4809 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4810 bare FUNCTION_DECL operand.
4811 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4812 (convert_gimple_call): Use gimple_call_fndecl.
4813 * c-common.c (c_warn_unused_result): Likewise.
4815 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4818 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4819 (c_finish_return): Likewise.
4820 (c_start_case): Likewise.
4821 * c-common.c (warn_for_collisions_1): Use explicit location in
4823 * c-parser.c (c_parser_condition): New. Call
4824 verify_sequence_points.
4825 (c_parser_paren_condition): Call c_parser_condition.
4826 (c_parser_for_statement): Call c_parser_condition.
4828 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4831 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4832 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4833 Moved from diagnostic.h
4834 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4836 (emit_diagnostic): New.
4837 (warning0, pedwarn0): Delete.
4838 (warning, warning_at, pedwarn, permerror): Return bool.
4839 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4840 Moved to diagnostic.c.
4841 (struct diagnostic_context): Use correct type for
4842 classify_diagnostic.
4843 (diagnostic_report_diagnostic): Update declaration.
4844 (emit_diagnostic): Declare.
4845 * errors.c (warning): Return bool.
4846 * errors.h (warning): Update declaration.
4847 * toplev.h (warning0, pedwarn0): Delete.
4848 (warning, warning_at, pedwarn, permerror): Return bool.
4849 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4850 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4851 inform. Update all calls.
4852 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4853 before giving informative note.
4854 (implicit_decl_warning): Likewise.
4855 * c-typeck.c (build_function_call): Likewise.
4856 * tree-sssa.c (warn_uninit): Likewise.
4857 * builtins.c (gimplify_va_arg_expr): Likewise.
4859 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4862 * doc/invoke.texi (-Wextra): Move warning from here...
4863 (-Wuninitialized): ... to here.
4865 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4868 * flags.h (set_Wunused): Delete
4869 * toplev.c (process_options): Handle Wunused flags here.
4870 * opts.c (maybe_warn_unused_parameter): Delete.
4871 (common_handle_option): Replace set_Wunused by warn_unused.
4872 (set_Wextra): Do not handle Wunused-parameter here.
4873 (set_Wunused): Delete.
4874 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4876 * common.opt (Wunused): Add Var and Init.
4877 (Wunused-function): Likewise.
4878 (Wunused-label): Likewise.
4879 (Wunused-parameter): Likewise.
4880 (Wunused-value): Likewise.
4881 (Wunused-variable): Likewise.
4883 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4885 * doc/invoke.texi: Add cpu_type power7.
4886 * config.in (HAVE_AS_VSX): New.
4887 * config.gcc: Add cpu_type power7.
4888 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4890 * configure: Regenerate.
4891 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4893 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4894 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4895 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4897 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4899 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4900 type to vectorize.builtin_conversion.
4901 (vectorizable_conversion): Likewise.
4902 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4903 integral type as input.
4904 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4906 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4907 and ALTIVEC_BUILTIN_VCTSXS.
4908 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4911 2008-08-08 Richard Guenther <rguenther@suse.de>
4913 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4914 (surely_varying_stmt_p): Calls are varying only if they are
4915 non-builtin and not indirect or have no result.
4916 (ccp_fold): Re-instantiate code before the tuples merge.
4918 2008-08-08 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/37056
4921 * gimple.h (gimple_assign_rhs_class): New helper function.
4922 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4923 unary operations properly.
4925 2008-08-07 Jan Hubicka <jh@suse.cz>
4927 * i386.h (ix86_size_cost): Declare.
4928 (ix86_cur_cost): New function macro.
4929 * i386.md (peepholes expanding size and splitters): Predicate by
4930 optimize_insn_for_speed_p.
4931 (peepholes reduce size and splitters): Predicate by
4932 optimize_insn_for_size_p.
4933 * i386.c (ix86_size_cost): Rename from ...
4934 (size_cost): This one.
4935 (override_options): Update.
4936 (decide_alg): Likewise.
4937 (ix86_expand_clear): Use RTL profile.
4938 (ix86_pad_returns): Use RTL profile.
4940 2008-08-07 Jan Hubicka <jh@suse.cz>
4942 * recog.c (split_all_insns): Set RTL profile
4943 (peephole2_optimize): Likewise.
4944 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4945 * combine.c (combine_instructions): Likewise.
4947 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4949 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4951 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4953 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4954 value in a6 after the set_frame_ptr insn.
4956 2008-08-07 Richard Henderson <rth@redhat.com>
4959 * gcc.c (cpp_options): Pass along -g*.
4961 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4963 * config/arm/arm.c (output_move_neon): Update comment describing
4964 big-endian vector layout.
4965 (arm_assemble_integer): Do not handle big-endian NEON vectors
4967 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4968 neon_vget_lane<mode>_sext_internal,
4969 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4970 element indices for big-endian.
4972 2008-08-07 Richard Henderson <rth@redhat.com>
4974 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4975 * configure, config.in: Rebuild.
4976 * debug.h (dwarf2out_do_cfi_asm): Declare.
4977 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4978 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4979 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4980 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4982 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4984 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4985 movv2si_internal): Combine into mov<mode>_internal.
4986 (movv2si_internal_2): Remove.
4988 2008-08-07 Jan Hubicka <jh@suse.cz>
4991 * i386.md (single stringop patterns): Enable unconditionally.
4993 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4996 * config/i386/emmintrin.h (_mm_move_epi64): Use
4997 __builtin_ia32_movq128.
4999 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5000 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5002 * config/i386/sse.md (sse2_movq128): New.
5004 * doc/extend.texi: Document __builtin_ia32_movq128.
5006 2008-08-07 Richard Guenther <rguenther@suse.de>
5009 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5010 pointers can access anything.
5012 2008-08-06 Jan Hubicka <jh@suse.cz>
5014 * optabs.c (emit_unop_insn): Break out to ...
5015 (maybe_emit_unop_insn): ... this one.
5016 (expand_sfix_optab): Use maybe variant.
5017 * optabs.h (maybe_emit_unop_insn): Declare.
5019 * i386.md (mov0 patterns): Enable by default.
5020 (FP conversion expanders): Disable expansion of code expanding
5021 sequences when instruction should be optimized for size.
5022 (single strinop patterns): Enable when optimizing for size.
5023 (string expanders): Disable expanding of code expanding sequences
5024 when optimizning instruction for size.
5025 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5027 (ix86_fp_comparison_sahf_cost): Likewise.
5028 (ix86_expand_branch): Likewise.
5029 (ix86_expand_ashl_const): Likewise.
5030 (ix86_split_ashl): Likewise.
5031 (ix86_expand_strlen): Likewise.
5032 (ix86_emit_fp_unordered_jump): Likewie.
5034 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5036 * c-common.c: Fix typo.
5037 (c_common_reswords): Activate more C++ keyword warnings.
5039 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5041 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5044 * diagnostic.c (permerror_at): New.
5045 * toplev.h (permerror_at): Declare.
5047 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5048 Ira Rosen <irar@il.ibm.com>
5050 * tree-vect-transform.c (vect_model_simple_cost): Return
5051 immediately if stmt is pure SLP.
5052 (vect_model_store_cost): Ditto.
5053 (vect_model_load_cost): Ditto.
5054 (vectorizable_store): Remove PURE_SLP check before call
5055 to vect_model_store_cost.
5056 (vect_model_store_cost): When checking whether stmt describe
5057 strided access, add a check that it is not slp_node.
5059 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5062 * c-common.c (warn_for_sign_compare): New. Handle separately the
5063 case that 'constant' is zero.
5064 * c-typeck.c (build_binary_op): Move code to c-common.c
5066 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5068 * config/alpha/alpha.c (alpha_preferred_reload_class,
5069 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5070 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5071 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5072 * config/arm/arm.md: Likewise.
5073 * config/avr/avr-protos.h (preferred_reload_class,
5074 test_hard_reg_class, avr_simplify_comparison_p,
5075 out_shift_with_cnt, class_max_nregs): Likewise.
5076 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5077 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5078 preferred_reload_class, test_hard_reg_class): Likewise.
5079 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5080 bfin_memory_move_cost, bfin_secondary_reload,
5081 bfin_output_mi_thunk): Likewise.
5082 * config/crx/crx.c (crx_secondary_reload_class,
5083 crx_memory_move_cost): Likewise.
5084 * config/frv/frv-protos.h (frv_secondary_reload_class,
5085 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5086 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5087 frv_secondary_reload_class, frv_class_likely_spilled_p,
5088 frv_class_max_nregs): Likewise.
5089 * config/h8300/h8300.c (h8300_classify_operand,
5090 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5092 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5093 * config/ia64/ia64.c (ia64_preferred_reload_class,
5094 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5095 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5096 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5098 * config/m68hc11/m68hc11.c (preferred_reload_class,
5099 m68hc11_memory_move_cost): Likewise.
5100 * config/mcore/mcore.c (mcore_secondary_reload_class,
5101 mcore_reload_class): Likewise.
5102 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5103 mips_class_max_nregs, mips_cannot_change_mode_class,
5104 mips_preferred_reload_class, mips_secondary_reload_class,
5105 mips_output_mi_thunk): Likewise.
5106 * config/mmix/mmix.c (mmix_preferred_reload_class,
5107 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5109 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5111 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5112 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5113 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5114 * config/rs6000/rs6000.c (paired_expand_vector_init,
5115 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5116 compare_section_name, rs6000_memory_move_cost): Likewise.
5117 * config/s390/s390.c (s390_emit_compare_and_swap,
5118 s390_preferred_reload_class, s390_secondary_reload,
5119 legitimize_pic_address, legitimize_tls_address,
5120 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5121 s390_class_max_nregs): Likewise.
5122 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5123 * config/s390/s390.md: Likewise.
5124 * config/score/score-protos.h (score_secondary_reload_class,
5125 score_preferred_reload_class): Likewise.
5126 * config/score/score.c (score_preferred_reload_class,
5127 score_secondary_reload_class): Likewise.
5128 * config/score/score3.c (score3_output_mi_thunk,
5129 score3_preferred_reload_class, score3_secondary_reload_class,
5130 score3_hard_regno_mode_ok): Likewise.
5131 * config/score/score3.h (score3_preferred_reload_class,
5132 score3_secondary_reload_class): Likewise.
5133 * config/score/score7.c (score7_output_mi_thunk,
5134 score7_preferred_reload_class, score7_secondary_reload_class,
5135 score7_hard_regno_mode_ok): Likewise.
5136 * config/score/score7.h (score7_preferred_reload_class,
5137 score7_secondary_reload_class): Likewise.
5138 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5139 output_branchy_insn, add_constant, gen_block_redirect,
5140 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5141 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5143 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5144 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5145 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5146 xstormy16_preferred_reload_class): Likewise.
5147 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5148 xtensa_expand_atomic, override_options,
5149 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5151 * reorg.c (try_merge_delay_insns): Likewise.
5152 * tree.c (merge_dllimport_decl_attributes): Likewise.
5154 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5156 2008-08-06 Michael Matz <matz@suse.de>
5158 * Makefile.in (write_entries_to_file): Quote words.
5159 * gengtype.c: (read_input_line): Skip over leading white-space.
5161 2008-08-06 Marc Gauthier <marc@tensilica.com>
5163 * config.gcc: Match more processor names for Xtensa.
5164 * configure.ac: Likewise.
5165 * doc/install.texi (Specific): Likewise.
5166 * configure: Regenerate.
5168 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5170 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5171 * calls.c (avoid_likely_spilled_reg): Likewise.
5172 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5173 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5174 * config/i386/i386.c (ix86_expand_special_args_builtin,
5175 ix86_secondary_reload): Likewise.
5176 * except.c (struct eh_region, gen_eh_region_catch,
5177 remove_unreachable_regions, duplicate_eh_regions,
5178 assign_filter_values, build_post_landing_pads,
5179 sjlj_find_directly_reachable_regions, remove_eh_handler,
5180 reachable_next_level, foreach_reachable_handler,
5181 can_throw_internal_1, can_throw_external_1,
5182 collect_one_action_chain): Likewise.
5183 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5184 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5185 * function.c (update_temp_slot_address, instantiate_new_reg,
5186 instantiate_virtual_regs_in_rtx,
5187 instantiate_virtual_regs_in_insn): Likewise.
5188 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5189 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5190 gimplify_cleanup_point_expr): Likewise.
5191 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5192 * passes.c (next_pass_1): Likewise.
5193 * print-tree.c (print_node_brief, print_node): Likewise.
5194 * profile.c (branch_prob): Likewise.
5195 * tree-dump.c (dump_register): Likewise.
5196 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5198 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5199 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5200 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5201 copy_arguments_for_versioning, copy_static_chain): Likewise.
5202 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5203 add_new_name_mapping, register_new_name_mapping): Likewise.
5204 * tree-mudflap.c (mf_xform_derefs): Likewise.
5205 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5206 get_init_expr, combine_chains): Likewise.
5207 * tree-pretty-print.c (dump_generic_node): Likewise.
5208 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5209 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5210 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5211 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5213 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5216 * calls.c (expand_call): Use the biggest preferred stack
5219 2008-08-06 Michael Matz <matz@suse.de>
5222 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5223 for reused reload, instead of overwriting them.
5225 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5228 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5229 for incoming stack boundary.
5231 * function.c (assign_parm_find_entry_rtl): Update
5232 parm_stack_boundary.
5234 * function.h (rtl_data): Add parm_stack_boundary.
5236 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5237 parm_stack_boundary for incoming stack boundary.
5239 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5241 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5242 for unrepresentable subregs or treat them as equal to other regs
5243 or subregs with the same register number.
5245 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5248 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5251 2008-08-06 Jan Hubicka <jh@suse.cz>
5253 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5254 frequencies might be hot.
5256 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5258 * reload.c (find_reloads): Force constants into literal pool
5259 also if they are wrapped in a SUBREG.
5261 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5264 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5265 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5266 Don't allow predicated instructions for data speculation.
5267 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5270 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5272 * haifa-sched.c (extend_global): Split to extend_global_data and
5273 extend_region_data. Update all uses.
5274 (extend_all): Rename to extend_block_data.
5276 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5278 * sched-rgn.c (new_ready): Check if instruction can be
5279 speculatively scheduled before attempting speculation.
5280 (debug_rgn_dependencies): Remove wrongful assert.
5282 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5284 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5286 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5288 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5289 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5290 va_size, and type_size.
5292 2008-08-04 Jason Merrill <jason@redhat.com>
5295 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5296 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5298 2008-08-05 Richard Henderson <rth@redhat.com>
5300 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5301 * configure: Rebuild.
5303 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5306 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5307 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5310 2008-08-05 Richard Henderson <rth@redhat.com>
5312 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5313 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5314 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5315 * common.opt (fdwarf2-cfi-asm): New.
5316 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5317 * config.in, configure: Rebuild.
5318 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5319 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5320 (dw2_force_const_mem): Externalize.
5321 * dwarf2asm.h: Update.
5322 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5323 generate a real label.
5324 (output_cfi_directive): New.
5325 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5326 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5327 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5329 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5330 (output_loc_operands_raw, output_loc_sequence_raw): New.
5331 (output_cfa_loc_raw): New.
5333 2008-08-05 Paul Brook <paul@codesourcery.com>
5335 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5336 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5337 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5338 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5339 * config/arm/arm.h (TARGET_VFPD32): Define.
5340 (TARGET_VFP3): Use TARGET_VFPD32.
5341 (fputype): Add FPUTYPE_VFP3D16.
5342 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5343 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5344 * config/arm/arm-cores.def: Add cortex-r4f.
5345 * config/arm/arm-tune.md: Regenerate.
5347 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5349 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5350 Reword some comments throughout the file.
5352 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5353 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5354 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5355 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5357 (MFC_START_ENABLE): Remove PPU-only define.
5358 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5359 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5361 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5362 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5363 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5364 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5365 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5366 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5367 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5369 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5370 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5371 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5372 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5374 (spu_read_machine_status): Fix typo.
5376 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5378 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5379 SUBREG of multi-word hard register.
5380 * config/spu/spu.c (valid_subreg): Likewise.
5381 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5383 2008-08-04 Richard Guenther <rguenther@suse.de>
5385 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5386 the candidate with the stripped base if that base is different
5387 from the original base even for offset zero.
5389 2008-08-04 Richard Guenther <rguenther@suse.de>
5392 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5393 check for no_overflow.
5395 2008-08-04 Richard Guenther <rguenther@suse.de>
5397 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5399 2008-08-04 Paul Brook <paul@codesourcery.com>
5401 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5402 (arm_order_regs_for_local_alloc): New function.
5403 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5405 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5407 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5410 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5411 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5412 (ix86_expand_epilogue): Likewise.
5414 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5416 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5419 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5421 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5422 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5423 (*movv2sf_internal_rex64): Ditto.
5425 2008-08-03 Jan Hubicka <jh@suse.cz>
5427 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5428 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5429 * expmed.c (expand_smod_pow2): Likewise.
5431 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5434 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5435 alternative 0 of operand 1.
5436 (*vec_concatv2di_rex64_sse): Ditto.
5437 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5439 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5440 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5441 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5442 (*movv2sf_internal_rex64): Ditto.
5444 2008-08-02 Richard Guenther <rguenther@suse.de>
5447 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5448 (ssedoublesizemode): New mode attribute.
5449 (sse_shufps): Call gen_sse_shufps_v4sf.
5450 (sse_shufps_1): Macroize.
5451 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5452 (sse2_shufpd_1): Macroize.
5453 (vec_extract_odd, vec_extract_even): New expanders.
5454 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5455 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5456 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5457 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5458 (ix86_expand_vector_set): Likewise.
5459 (ix86_expand_reduc_v4sf): Likewise.
5461 2008-08-01 Doug Kwan <dougkwan@google.com>
5463 * matrix-reorg.c: Re-enable all code.
5464 (struct malloc_call_data): Change CALL_STMT to gimple type.
5465 (collect_data_for_malloc_call): Tuplify.
5466 (struct access_site_info): Change STMT to gimple type.
5467 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5468 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5469 (struct free_info): Change STMT to gimple type.
5470 (struct matrix_access_phi_node): Change PHI to gimple type.
5471 (get_inner_of_cast_expr): Remove.
5472 (may_flatten_matrices_1): Tuplify.
5473 (may_flatten_matrices): Ditto.
5474 (mark_min_matrix_escape_level): Ditto.
5475 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5476 (ssa_accessed_in_call_rhs): New
5477 (ssa_accessed_in_assign_rhs): New
5478 (record_access_alloc_site_info): Tuplify.
5479 (add_allocation_site): Ditto.
5480 (analyze_matrix_allocation_site): Ditto.
5481 (analyze_transpose): Ditto.
5482 (get_index_from_offset): Ditto.
5483 (update_type_size): Ditto.
5484 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5485 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5486 (analyze_accesses_for_phi_node): Tuplify.
5487 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5488 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5489 (analyze_matrix_accesses): Tuplify.
5490 (check_var_data): New call-back type for check_var_notmodified_p.
5491 (check_var_notmodified_p): Tuplify and use call-back struct to
5492 return statement found.
5493 (can_calculate_expr_before_stmt): Factor out statement related code
5495 (can_calculate_stmt_before_stmt): New.
5496 (check_allocation_function): Tuplify.
5497 (find_sites_in_func): Ditto.
5498 (record_all_accesses_in_func): Ditto.
5499 (transform_access_sites): Ditto.
5500 (transform_allocation_sites): Ditto.
5501 (matrix_reorg): Re-enable.
5502 (gate_matrix_reorg): Re-enable.
5504 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5506 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5507 for labels for which it hasn't been set yet. If it has been set,
5508 stop walking insns and continue with next worklist item.
5509 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5510 if the only BARRIER is at the very end of a function.
5512 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5514 * cfgexpand.c (expand_stack_alignment): Assert that
5515 stack_realign_drap and drap_rtx must match.
5517 * function.c (instantiate_new_reg): If DRAP is used to realign
5518 stack, replace virtual_incoming_args_rtx with internal arg
5521 2008-08-01 Richard Guenther <rguenther@suse.de>
5523 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5524 loop information only if we initialized it.
5525 (execute_pre): Call fini_pre with in_fre.
5526 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5527 if we do not unroll because we hit max-completely-peeled-insns.
5528 Use our estimation for consistency, do allow shrinking.
5530 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5532 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5533 with MIN_STACK_BOUNDARY.
5534 (ix86_update_stack_boundary): Likewise.
5535 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5538 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5539 (MIN_STACK_BOUNDARY): This.
5541 2008-08-01 Richard Guenther <rguenther@suse.de>
5544 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5546 2008-08-01 Richard Guenther <rguenther@suse.de>
5548 PR tree-optimization/36988
5549 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5550 do not matter if that doesn't change volatile qualification.
5552 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5554 * configure.ac: Do not generate libada-mk. Do not subst
5556 * libada-mk.in: Remove.
5557 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5558 * configure: Regenerate.
5560 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5562 * tree-pass.h: Added comment about not dumping passes with name
5563 starting with star in struct opt_pass.
5564 * passes.c (register_dump_files_1): Don't do dump for a pass with
5565 name starting with star.
5566 * doc/passes.texi (Pass manager): Mention pass names and special
5567 meaning of star prefix to avoid dump.
5569 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5571 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5573 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5574 (ISA_MIPS64R2): New macro.
5575 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5576 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5577 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5578 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5579 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5580 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5581 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5582 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5583 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5584 Move up to keep list alphabetically sorted.
5585 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5586 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5588 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5589 (-march=@var{arch}): Add mips64r2.
5591 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5593 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5595 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5597 * expr.c (expand_assignment): Check for complete type.
5599 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5602 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5604 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5605 for stack alignment.
5607 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5609 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5611 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5612 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5614 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5616 PR rtl-optimization/36419
5617 * dwarf2out.c (barrier_args_size): New variable.
5618 (compute_barrier_args_size, compute_barrier_args_size_1): New
5620 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5621 if not called yet in the current function, use barrier_args_size
5622 array to find the new args_size value.
5623 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5625 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5628 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5631 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5634 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5635 (dwarf2out_stack_adjust): Use it.
5636 (dwarf2out_frame_debug_expr): Likewise.
5638 2008-07-31 Richard Guenther <rguenther@suse.de>
5640 PR tree-optimization/36978
5641 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5642 the generated condition.
5644 2008-07-31 Richard Guenther <rguenther@suse.de>
5646 * passes.c (init_optimization_passes): Always call
5647 pass_early_warn_uninitialized.
5648 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5649 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5650 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5652 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5655 * builtins.c (maybe_emit_free_warning): New function.
5656 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5657 maybe_emit_free_warning for BUILT_IN_FREE.
5660 * dwarf2out.c (get_context_die): New function.
5661 (force_decl_die, force_type_die): Use it.
5662 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5663 returns NULL, force generation of DW_TAG_typedef and put that into
5666 PR preprocessor/36649
5667 * c-pch.c (c_common_read_pch): Save and restore
5668 line_table->trace_includes across PCH restore.
5670 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5673 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5675 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5678 * final.c (call_from_call_insn): Handle COND_EXEC.
5680 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5682 * builtins.c (std_gimplify_va_arg_expr): Replace
5683 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5684 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5686 2008-07-30 Joey Ye <joey.ye@intel.com>
5687 H.J. Lu <hongjiu.lu@intel.com>
5689 * builtins.c (expand_builtin_setjmp_receiver): Replace
5690 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5691 (expand_builtin_apply_args_1): Likewise.
5692 (expand_builtin_longjmp): Need DRAP for stack alignment.
5693 (expand_builtin_apply): Likewise.
5695 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5696 instead of assign_stack_local to allow alignment reduction.
5698 * calls.c (emit_call_1): Need DRAP for stack alignment if
5700 (expand_call): Replace virtual_incoming_args_rtx with
5701 crtl->args.internal_arg_pointer.
5702 * stmt.c (expand_nl_goto_receiver): Likewise.
5704 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5705 alignment and store to stack_alignment_estimated and
5706 max_used_stack_slot_alignment.
5707 (expand_one_var): Likewise.
5708 (expand_stack_alignment): New function.
5709 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5710 and stack_alignment_estimated fields in rtl_data. Call
5711 expand_stack_alignment at end.
5713 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5714 (MAX_STACK_ALIGNMENT): Likewise.
5715 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5716 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5718 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5719 stack alignment when generating virtual registers.
5721 * function.c (assign_stack_local): Renamed to ...
5722 (assign_stack_local_1): This. Add a parameter to indicate
5723 if it is OK to reduce alignment.
5724 (assign_stack_local): Use it.
5725 (instantiate_new_reg): Instantiate virtual incoming args rtx
5726 to vDRAP if stack realignment and DRAP is needed.
5727 (assign_parms): Collect parameter/return type alignment and
5728 contribute to stack_alignment_estimated.
5729 (locate_and_pad_parm): Likewise.
5730 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5731 with crtl->args.internal_arg_pointer.
5733 * function.h (rtl_data): Add new field drap_reg,
5734 max_used_stack_slot_alignment, stack_alignment_estimated,
5735 stack_realign_needed, need_drap, stack_realign_processed and
5736 stack_realign_finalized.
5737 (stack_realign_fp): New macro.
5738 (stack_realign_drap): Likewise.
5740 * global.c (compute_regsets): Frame pointer is needed when
5741 stack is realigned. Can eliminate frame pointer when stack is
5742 realigned and dynamic realigned argument pointer isn't used.
5744 * reload1.c (update_eliminables): Frame pointer is needed
5745 when stack is realigned.
5746 (init_elim_table): Can eliminate frame pointer when stack is
5747 realigned and dynamic realigned argument pointer isn't used.
5749 * rtl.h (assign_stack_local_1): Declare new funtion.
5751 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5752 (TARGET_GET_DRAP_RTX): Likewise.
5753 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5754 TARGET_GET_DRAP_RTX.
5756 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5758 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5759 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5761 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5762 H.J. Lu <hongjiu.lu@intel.com>
5764 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5765 vdrap_reg, stack_realign and drap_reg_saved.
5766 (add_cfi): Don't allow redefining CFA when DRAP is used.
5767 (reg_save): Handle stack alignment.
5768 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5769 alignment. Don't generate DWARF information for (set fp sp)
5771 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5773 (int_loc_descriptor): Move prototype forward. Also define if
5774 DWARF2_UNWIND_INFO is true.
5775 (output_cfa_loc): Handle DW_CFA_expression.
5776 (build_cfa_aligned_loc): New.
5777 (based_loc_descr): Update assert for stack realign. For local
5778 variables, use sp+offset when stack is aligned without drap and
5779 fp+offset when stack is aligned with drap. For arguments, use
5780 cfa+offset when drap is used to align stack.
5782 2008-07-30 Joey Ye <joey.ye@intel.com>
5783 H.J. Lu <hongjiu.lu@intel.com>
5785 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5787 (ix86_gen_andsp): New.
5788 (ix86_user_incoming_stack_boundary): Likewise.
5789 (ix86_default_incoming_stack_boundary): Likewise.
5790 (ix86_incoming_stack_boundary): Likewise.
5791 (ix86_can_eliminate): Likewise.
5792 (find_drap_reg): Likewise.
5793 (ix86_update_stack_boundary): Likewise.
5794 (ix86_get_drap_rtx): Likewise.
5795 (ix86_finalize_stack_realign_flags): Likewise.
5796 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5797 (TARGET_GET_DRAP_RTX): Likewise.
5798 (override_options): Overide option value for new options.
5799 (ix86_function_ok_for_sibcall): Remove check for
5800 force_align_arg_pointer.
5801 (ix86_handle_cconv_attribute): Likewise.
5802 (ix86_function_regparm): Likewise.
5803 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5804 (ix86_va_start): Replace virtual_incoming_args_rtx with
5805 crtl->args.internal_arg_pointer.
5806 (ix86_select_alt_pic_regnum): Check DRAP register.
5807 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5808 (ix86_compute_frame_layout): Compute frame layout wrt stack
5810 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5811 (ix86_expand_prologue): Decide if stack realignment is needed
5812 and generate prologue code accordingly.
5813 (ix86_expand_epilogue): Generate epilogue code wrt stack
5814 realignment is really needed or not.
5816 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5817 (ABI_STACK_BOUNDARY): Likewise.
5818 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5819 (STACK_REALIGN_DEFAULT): Likewise.
5820 (INCOMING_STACK_BOUNDARY): Likewise.
5821 (MAX_STACK_ALIGNMENT): Likewise.
5822 (ix86_incoming_stack_boundary): Likewise.
5823 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5824 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5825 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5826 (machine_function): Remove force_align_arg_pointer.
5828 * config/i386/i386.md (BX_REG): New.
5829 (R13_REG): Likewise.
5831 * config/i386/i386.opt (mforce_drap): New.
5832 (mincoming-stack-boundary): Likewise.
5833 (mstackrealign): Add Init(-1).
5835 * config/i386/i386-protos.h (ix86_can_eliminate): New
5837 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5839 * doc/extend.texi: Update force_align_arg_pointer.
5841 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5844 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5845 (INCOMING_STACK_BOUNDARY): Likewise.
5846 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5847 (TARGET_GET_DRAP_RTX): Likewise.
5849 2008-07-30 Andreas Schwab <schwab@suse.de>
5851 PR rtl-optimization/36929
5852 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5853 add_insn_before and fix argument order.
5854 (replace_inc_dec_mem): Handle NULL rtx.
5856 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5858 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5860 (arm_compute_initial_elimination_offset): Use it.
5861 (arm_compute_save_reg_mask): Include static chain save slot when
5862 calculating alignment.
5863 (arm_get_frame_offsets): Ditto.
5864 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5865 that we can use to decrement the stack when the stack decrement
5866 could be too big for an immediate value in a single insn.
5867 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5869 2008-07-30 Richard Guenther <rguenther@suse.de>
5871 PR tree-optimization/36967
5872 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5873 Release defs of statements we remove.
5875 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5877 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5878 instead of NULL_RTVEC.
5880 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5884 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5887 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5889 * final.c (call_from_call_insn): New.
5890 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5892 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5894 * configure.ac: Substitute ADA_CFLAGS.
5895 * configure: Regenerate.
5896 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5897 * Makefile.in: Remove mention of X_* variables.
5898 * config/pa/x-ada-hpux10: Remove.
5899 * config/pa/x-ada: Remove.
5901 * doc/fragments.texi: Update.
5903 2008-07-30 Olivier Hainque <hainque@adacore.com>
5905 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5906 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5907 __dso_handle explicitly here.
5909 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5912 * c-typeck.c (build_binary_op): Encapsulate code into...
5913 * c-common.c (shorten_binary_op): ...this new function.
5914 (conversion_warning): Use the new function. Handle non-negative
5915 constant in bitwise-and.
5916 * c-common.h (shorten_binary_op): Declare.
5918 2008-07-30 Olivier Hainque <hainque@adacore.com>
5920 * scan.c (make_sstring_space): Add explicit conversions of
5921 allocator's return value.
5922 * fix-header.c (recognized_function): Likewise.
5924 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5926 * doc/cpp.texi: Update to GFDL 1.2.
5927 * doc/gcc.texi: Do not list GPL as Invariant Section.
5928 * doc/gccint.texi: Likewise. Update copyright years.
5929 * doc/install.texi: Update copyright years.
5931 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5934 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5935 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5937 2008-07-29 Jan Hubicka <jh@suse.cz>
5939 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5940 (grokdeclarator): Likewise.
5941 * langhooks.c (lhd_warn_unused_global_decl): Use
5942 DECL_DECLARED_INLINE_P.
5943 * print-tree.c (print_node): Remove DECL_INLINE check.
5945 2008-07-29 Richard Guenther <rguenther@suse.de>
5947 PR tree-optimization/36945
5948 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5950 Record invariant addresses un-decomposed.
5951 (copy_reference_ops_from_call): Record reference call
5952 arguments properly. Simplify.
5953 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5954 helper split out from ...
5955 (create_component_ref_by_pieces): ... here. Simplify.
5956 Prepare for recursive invocation for call arguments.
5957 (create_expression_by_pieces): Adjust call to
5958 create_component_ref_by_pieces.
5959 (compute_avail): Process operand 2 of reference ops.
5961 2008-07-29 Richard Guenther <rguenther@suse.de>
5963 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5965 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5967 * c-format.c (check_format_types): Revert unwanted checkin.
5969 2008-07-29 Jan Hubicka <jh@suse.cz>
5971 * flags.h (flag_really_no_inline): Remove.
5972 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5973 * toplev.c (flag_really_no_inline): Remove.
5974 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5975 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5976 (cgraph_decide_inlining_incrementally): Likewise.
5977 (compute_inline_parameters): Likewise.
5978 * opts.c (decode_options): Simplify.
5979 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5980 * common.opt (finline): Initialize to 1.
5981 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5983 2008-07-29 Jan Hubicka <jh@suse.cz>
5985 * predict.c (always_optimize_for_size_p): New function.
5986 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5987 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5988 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5990 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5991 * function.c (prepare_function_start): Set default profile.
5992 * function.h (rtl_data): Add maybe_hot_insn_p.
5993 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5994 (construct_exit_block): Likewise.
5995 (tree_expand_cfg): Likewise.
5997 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5998 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5999 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6000 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6003 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6006 * c-decl.c (merge_decls): Merge USED flags.
6008 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6010 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6011 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6012 next_stack, lab_false and lab_over trees.
6014 2008-07-28 Richard Guenther <rguenther@suse.de>
6016 PR tree-optimization/36957
6017 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6018 (useless_type_conversion_p): Remove.
6019 (types_compatible_p): Remove.
6020 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6021 (useless_type_conversion_p): Declare.
6022 (types_compatible_p): Declare.
6023 (gimple_expr_type): Return the base type only if it is
6024 trivially convertible to the subtype.
6026 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6028 * configure.ac: Use the m4_do macro to concatenate the warnings into
6029 one string in ACX_PROG_CC_WARNING_OPTS,
6030 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6031 * configure: Regenerate.
6033 2008-07-28 Richard Guenther <rguenther@suse.de>
6035 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6036 (insert_fake_stores): Remove.
6037 (realify_fake_stores): Likewise.
6038 (execute_pre): Remove dead code.
6039 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6040 (find_func_aliases): Deal with it here instead.
6041 Re-enable gcc_unreachable call.
6043 2008-07-28 Richard Guenther <rguenther@suse.de>
6045 Merge from gimple-tuples-branch.
6047 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6048 * gimple.def: New file.
6049 * gsstruct.def: Likewise.
6050 * gimple-iterator.c: Likewise.
6051 * gimple-pretty-print.c: Likewise.
6052 * tree-gimple.c: Removed. Merged into ...
6053 * gimple.c: ... here. New file.
6054 * tree-gimple.h: Removed. Merged into ...
6055 * gimple.h: ... here. New file.
6057 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6058 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6059 --enable-checking=gimple flag.
6060 * config.in: Likewise.
6061 * configure: Regenerated.
6063 * tree-ssa-operands.h: Tuplified.
6064 * tree-vrp.c: Likewise.
6065 * tree-loop-linear.c: Likewise.
6066 * tree-into-ssa.c: Likewise.
6067 * tree-ssa-loop-im.c: Likewise.
6068 * tree-dump.c: Likewise.
6069 * tree-complex.c: Likewise.
6070 * cgraphbuild.c: Likewise.
6071 * tree-ssa-threadupdate.c: Likewise.
6072 * tree-ssa-loop-niter.c: Likewise.
6073 * tree-pretty-print.c: Likewise.
6074 * tracer.c: Likewise.
6075 * gengtype.c: Likewise.
6076 * tree-loop-distribution.c: Likewise.
6077 * tree-ssa-loop-unswitch.c: Likewise.
6078 * cgraph.c: Likewise.
6079 * cgraph.h: Likewise.
6080 * tree-ssa-loop-manip.c: Likewise.
6081 * value-prof.c: Likewise.
6082 * tree-ssa-loop-ch.c: Likewise.
6083 * tree-tailcall.c: Likewise.
6084 * value-prof.h: Likewise.
6087 * tree-pass.h: Likewise.
6088 * ipa-cp.c: Likewise.
6089 * tree-scalar-evolution.c: Likewise.
6090 * tree-scalar-evolution.h: Likewise.
6091 * target.h: Likewise.
6092 * lambda-mat.c: Likewise.
6093 * tree-phinodes.c: Likewise.
6094 * diagnostic.h: Likewise.
6095 * builtins.c: Likewise.
6096 * tree-ssa-alias-warnings.c: Likewise.
6097 * cfghooks.c: Likewise.
6098 * fold-const.c: Likewise.
6099 * cfghooks.h: Likewise.
6100 * omp-low.c: Likewise.
6101 * tree-ssa-dse.c: Likewise.
6102 * ipa-reference.c: Likewise.
6103 * tree-ssa-uncprop.c: Likewise.
6104 * toplev.c: Likewise.
6105 * tree-gimple.c: Likewise.
6106 * tree-gimple.h: Likewise.
6107 * tree-chrec.c: Likewise.
6108 * tree-chrec.h: Likewise.
6109 * tree-ssa-sccvn.c: Likewise.
6110 * tree-ssa-sccvn.h: Likewise.
6111 * cgraphunit.c: Likewise.
6112 * tree-ssa-copyrename.c: Likewise.
6113 * tree-ssa-ccp.c: Likewise.
6114 * tree-ssa-loop-ivopts.c: Likewise.
6115 * tree-nomudflap.c: Likewise.
6116 * tree-call-cdce.c: Likewise.
6117 * ipa-pure-const.c: Likewise.
6118 * c-format.c: Likewise.
6119 * tree-stdarg.c: Likewise.
6120 * tree-ssa-math-opts.c: Likewise.
6121 * tree-ssa-dom.c: Likewise.
6122 * tree-nrv.c: Likewise.
6123 * tree-ssa-propagate.c: Likewise.
6124 * ipa-utils.c: Likewise.
6125 * tree-ssa-propagate.h: Likewise.
6126 * tree-ssa-alias.c: Likewise.
6127 * gimple-low.c: Likewise.
6128 * tree-ssa-sink.c: Likewise.
6129 * ipa-inline.c: Likewise.
6130 * c-semantics.c: Likewise.
6131 * dwarf2out.c: Likewise.
6133 * tree-ssa-loop-ivcanon.c: Likewise.
6134 * predict.c: Likewise.
6135 * tree-ssa-loop.c: Likewise.
6136 * tree-parloops.c: Likewise.
6137 * tree-ssa-address.c: Likewise.
6138 * tree-ssa-ifcombine.c: Likewise.
6139 * matrix-reorg.c: Likewise.
6140 * c-decl.c: Likewise.
6141 * tree-eh.c: Likewise.
6142 * c-pretty-print.c: Likewise.
6143 * lambda-trans.c: Likewise.
6144 * function.c: Likewise.
6145 * langhooks.c: Likewise.
6146 * ebitmap.h: Likewise.
6147 * tree-vectorizer.c: Likewise.
6148 * function.h: Likewise.
6149 * langhooks.h: Likewise.
6150 * tree-vectorizer.h: Likewise.
6151 * ipa-type-escape.c: Likewise.
6152 * ipa-type-escape.h: Likewise.
6153 * domwalk.c: Likewise.
6154 * tree-if-conv.c: Likewise.
6155 * profile.c: Likewise.
6156 * domwalk.h: Likewise.
6157 * tree-data-ref.c: Likewise.
6158 * tree-data-ref.h: Likewise.
6159 * tree-flow-inline.h: Likewise.
6160 * tree-affine.c: Likewise.
6161 * tree-vect-analyze.c: Likewise.
6162 * c-typeck.c: Likewise.
6163 * gimplify.c: Likewise.
6164 * coretypes.h: Likewise.
6165 * tree-ssa-phiopt.c: Likewise.
6166 * calls.c: Likewise.
6167 * tree-ssa-coalesce.c: Likewise.
6168 * tree.def: Likewise.
6169 * tree-dfa.c: Likewise.
6170 * except.c: Likewise.
6171 * except.h: Likewise.
6172 * cfgexpand.c: Likewise.
6173 * tree-cfgcleanup.c: Likewise.
6174 * tree-ssa-pre.c: Likewise.
6175 * tree-ssa-live.c: Likewise.
6176 * tree-sra.c: Likewise.
6177 * tree-ssa-live.h: Likewise.
6178 * tree-predcom.c: Likewise.
6179 * lambda.h: Likewise.
6180 * tree-mudflap.c: Likewise.
6181 * ipa-prop.c: Likewise.
6182 * print-tree.c: Likewise.
6183 * tree-ssa-copy.c: Likewise.
6184 * ipa-prop.h: Likewise.
6185 * tree-ssa-forwprop.c: Likewise.
6186 * ggc-page.c: Likewise.
6187 * c-omp.c: Likewise.
6188 * tree-ssa-dce.c: Likewise.
6189 * tree-vect-patterns.c: Likewise.
6190 * tree-ssa-ter.c: Likewise.
6191 * tree-nested.c: Likewise.
6192 * tree-ssa.c: Likewise.
6193 * lambda-code.c: Likewise.
6194 * tree-ssa-loop-prefetch.c: Likewise.
6195 * tree-inline.c: Likewise.
6196 * tree-inline.h: Likewise.
6197 * tree-iterator.c: Likewise.
6198 * tree-optimize.c: Likewise.
6199 * tree-ssa-phiprop.c: Likewise.
6200 * tree-vect-transform.c: Likewise.
6201 * tree-object-size.c: Likewise.
6202 * tree-outof-ssa.c: Likewise.
6203 * cfgloop.c: Likewise.
6204 * system.h: Likewise.
6205 * tree-profile.c: Likewise.
6206 * cfgloop.h: Likewise.
6207 * c-gimplify.c: Likewise.
6208 * c-common.c: Likewise.
6209 * tree-vect-generic.c: Likewise.
6210 * tree-flow.h: Likewise.
6211 * c-common.h: Likewise.
6212 * basic-block.h: Likewise.
6213 * tree-ssa-structalias.c: Likewise.
6214 * tree-switch-conversion.c: Likewise.
6215 * tree-ssa-structalias.h: Likewise.
6216 * tree-cfg.c: Likewise.
6217 * passes.c: Likewise.
6218 * ipa-struct-reorg.c: Likewise.
6219 * ipa-struct-reorg.h: Likewise.
6220 * tree-ssa-reassoc.c: Likewise.
6221 * cfgrtl.c: Likewise.
6222 * varpool.c: Likewise.
6224 * tree-ssanames.c: Likewise.
6225 * tree-ssa-threadedge.c: Likewise.
6226 * langhooks-def.h: Likewise.
6227 * tree-ssa-operands.c: Likewise.
6228 * config/alpha/alpha.c: Likewise.
6229 * config/frv/frv.c: Likewise.
6230 * config/s390/s390.c: Likewise.
6231 * config/m32c/m32c.c: Likewise.
6232 * config/m32c/m32c-protos.h: Likewise.
6233 * config/spu/spu.c: Likewise.
6234 * config/sparc/sparc.c: Likewise.
6235 * config/i386/i386.c: Likewise.
6236 * config/sh/sh.c: Likewise.
6237 * config/xtensa/xtensa.c: Likewise.
6238 * config/stormy16/stormy16.c: Likewise.
6239 * config/ia64/ia64.c: Likewise.
6240 * config/rs6000/rs6000.c: Likewise.
6241 * config/pa/pa.c: Likewise.
6242 * config/mips/mips.c: Likewise.
6244 2008-07-28 Simon Baldwin <simonb@google.com>
6246 * c-pragma.c (handle_pragma_message): New function.
6247 (init_pragma): Register handle_pragma_message.
6248 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6251 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6253 PR tree-optimization/35252
6254 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6255 REALPART_EXPR to be considered as same load operation.
6257 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6259 PR tree-optimization/36830
6260 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6261 (expressions_equal_p): Return false if only one operand is null.
6263 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6265 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6266 version requirements.
6268 2008-07-26 Olivier Hainque <hainque@adacore.com>
6270 * collect2.c (symkind): New enum. Symbol kinds we care about.
6271 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6272 code and head comment accordingly.
6273 (scan_prog_file): Use symkind names instead of bare integers.
6275 2008-07-25 Jan Hubicka <jh@suse.cz>
6277 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6279 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6280 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6281 * dojump.c (clear_pending_stack_adjust): Likewise.
6282 * print-tree.c (print_node): Ignore DECL_INLINE.
6283 * tree-inline.c (inlinable_function_p): Likewise.
6285 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6287 * doc/extend.texi (hot attribute): Document that the hot attribute
6288 turns on -O3 for some ports.
6289 (cold attribute): Document that the cold attribute turns on -Os
6292 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6293 reflect function specific option support.
6295 * target.h (struct target_option_hooks): Add fields to say whether
6296 the cold attribute implies -Os and the hot attribute implies -O3.
6298 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6299 By default, do not turn on -Os for cold functions.
6300 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6301 not turn on -O3 for hot functions.
6303 * c-common.c (handle_hot_attribute): Use target hook to determine
6304 if hot functions should enable -O3.
6305 (handle_cold_attribute): Use target hook to determine if cold
6306 functions should enable -Os.
6308 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6309 (override_options): Move disable scheduling to
6310 optimization_options.
6311 (optimization_options): Disable scheduling here, not
6313 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6314 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6316 * config/ia64/ia64.c (ia64_override_options): Move setting
6317 scheduling flags to ia64_optimization_options.
6318 (ia64_optimization_options): Disable scheduling options here, and
6319 not in ia64_override_options.
6320 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6321 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6323 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6326 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6328 2008-07-25 Martin Jambor <mjambor@suse.cz>
6330 PR tree-optimization/36926
6331 * ipa-prop.c (ipa_analyze_call_uses): Call
6332 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6334 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6336 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6337 movv2si_internal): Add mem = reg alternative.
6339 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6342 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6343 DEFAULT_PCC_STRUCT_RETURN to 127.
6345 2008-07-24 Jan Hubicka <jh@suse.cz>
6347 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6348 (build_cgraph_edges): Likewise.
6349 * cgraph.c (cgraph_node): Do not update assembler hash.
6350 (cgraph_remove_node): Drop non-unit-at-a-time code.
6351 * tree-pass.h (pass_O0_always_inline): Remove.
6352 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6353 * toplev.c (process_options): Flag unit-at-a-time does not imply
6355 * cgraphunit.c: Update comments.
6356 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6357 (cgraph_assemble_pending_functions): Remove.
6358 (cgraph_reset_node): Drop non-unit-at-a-time code.
6359 (cgraph_finalize_function): Likewise.
6360 (cgraph_analyze_function): Likewise.
6361 (cgraph_finalize_compilation_unit): Likewise.
6362 (cgraph_expand_function): Likewise.
6363 (cgraph_optimize): Likesise.
6364 (save_inline_function_body): Likewise.
6365 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6366 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6367 * ipa-inline.c: Update comments.
6368 (enum inlining_mode): remove INLINE_SPEED.
6369 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6370 (cgraph_mark_inline_edge): Likewise.
6371 (try_inline): Likewise.
6372 (cgraph_decide_inlining_incrementally): Likewise.
6373 (cgraph_gate_inlining): Remove.
6374 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6375 (cgraph_gate_early_inlining): Likewise.
6376 (gate_inline_passes): Remove.
6377 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6378 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6379 pass_O0_always_inline): Remove.
6380 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6381 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6382 * opts.c (no_unit_at_a_time_default): Remove.
6383 (decode_options): Remove flag_unit_at_a_time reset and warning.
6384 * opts.h (no_unit_at_a_time_default): Remove.
6385 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6386 early in GNU dialect.
6387 (merge_decls): Update comment; drop unit-at-a-time check.
6388 (finish_decl): Likewise.
6389 (grok_declaration): Remove flag_inline_trees code.
6390 (finish_functions): Return on function returning non-void on all
6392 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6393 * cfgexpand.c (expand_one_static_var): Remove.
6394 (expand_one_var): Remove expand_one_static_var call.
6395 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6396 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6397 and flag_unit_at_a-time compatibility checks.
6398 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6399 * tree-inline.c (flag_inline_trees): Remove.
6400 (inlinable_function_p): Don't check it.
6401 (expand_call_inline): Remove non-unit-at-a-time code.
6402 * tree-inline.h (flag_inline_trees): Remove.
6403 * tree-optimize.c (execute_early_local_optimizations): Remove
6404 unit-at-a-time checks.
6405 (tree_rest_of_compilation): Likewise.
6406 * combine.c (setup_incoming_promotions): Likewise.
6407 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6408 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6409 * passes.c (pass_inline_parameters): Update comments; remove
6410 O0_alwaysinline pass.
6411 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6412 (execute_one_pass): Likewise.
6413 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6414 (ix86_function_sseregparm): Likewise.
6415 * arm.c (arm_function_in_section_p): Likewise.
6416 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6417 * varpool.c: Update comments.
6418 (decide_is_variable_needed): Remove unit-at-a-time checks.
6419 (varpool_finalize_decl): Likewise.
6421 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6423 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6425 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6427 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6429 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6430 imp symbol extension.
6432 2008-07-23 Ian Lance Taylor <iant@google.com>
6434 * tree-vrp.c (infer_value_range): Ignore asm statements when
6435 looking for memory accesses for -fdelete-null-pointer-checks.
6437 2008-07-24 Ben Elliston <bje@au.ibm.com>
6439 * config/spu/spu-c.c (__vector_keyword): New variable.
6440 (vector_keyword): Likewise.
6441 (spu_categorize_keyword): New function.
6442 (spu_macro_to_expand): Likewise.
6443 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6444 compiling an ISO C dialect.
6446 2008-07-24 Ben Elliston <bje@au.ibm.com>
6448 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6451 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6453 * configure: Regenerate.
6454 * configure.ac: Require texinfo 4.7.
6455 * doc/install.texi: Document texinfo 4.7 requirement.
6457 2008-07-23 Martin Jambor <mjambor@suse.cz>
6459 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6460 rather than for DECL_SAVED_TREE.
6461 * ipa-prop.c: Include diagnostic.h.
6462 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6464 (ipa_detect_param_modifications): Function rewritten from scratch.
6465 (ipa_compute_jump_functions): Changed accesses to modification flags.
6466 (ipa_free_node_params_substructures): Update flags destruction.
6467 (ipa_node_duplication_hook): Update flags duplication.
6468 (ipa_print_all_params_modified): Updated flag access.
6469 * ipa-prop.h (struct ipa_param_flags): New structure.
6470 (struct ipa_node_params): New field modification_analysis_done,
6471 modified_flags changed into param_flags.
6472 (ipa_is_ith_param_modified): Changed to use new flags.
6473 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6475 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6476 ipa-cp.c and split into two functions.
6477 (ipa_print_node_jump_functions): New function.
6478 (compute_scalar_jump_functions): New function.
6479 (type_like_member_ptr_p): New function.
6480 (compute_pass_through_member_ptrs): New function.
6481 (fill_member_ptr_cst_jump_function): New function.
6482 (determine_cst_member_ptr): New function.
6483 (compute_cst_member_ptr_arguments): New function.
6484 (ipa_compute_jump_functions): Complete rewrite.
6485 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6486 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6487 (struct ipa_member_ptr_cst): New structure.
6488 (union jump_func_value): New field member_cst.
6489 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6490 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6491 jump function types.
6492 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6493 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6494 instead of ipcp_print_all_jump_functions.
6495 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6496 only for replacable scalars.
6498 * doc/invoke.texi (Optimize options): Add description of
6499 -findirect-inlining.
6500 * common.opt (flag_indirect_inlining): New flag.
6501 * opts.c (decode_options): Set flag_indirect_inlining when
6504 * ipa-inline.c: Include ipa-prop.h.
6505 (inline_indirect_intraprocedural_analysis): New function.
6506 (inline_generate_summary): Allocate parameter and argument info
6507 structures, call inline_indirect_intraprocedural_analysis on each
6508 node when doing indirect inlining and deallocate indirect inlining
6509 data structures in the end.
6510 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6511 (free_all_ipa_structures_after_iinln): New function.
6512 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6514 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6516 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6517 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6518 of computing the frequency separately.
6519 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6520 of computing the frequency separately.
6521 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6522 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6523 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6524 (ipa_get_stmt_member_ptr_load_param): New function.
6525 (ipa_is_ssa_with_stmt_def): New function.
6526 (ipa_note_param_call): New function.
6527 (ipa_analyze_call_uses): New function.
6528 (ipa_analyze_stmt_uses): New function.
6529 (ipa_analyze_params_uses): New function.
6530 (ipa_free_node_params_substructures): Also free the param_calls linked
6532 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6533 (ipa_print_node_param_flags): New function.
6534 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6535 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6536 * ipa-prop.h (struct ipa_param_flags): New field called.
6537 (struct ipa_param_call_note): New structure.
6538 (struct ipa_node_params): New fields param_calls and
6540 (ipa_is_ith_param_called): New function.
6541 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6542 ipa_analyze_params_uses and dump parameter flags.
6544 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6545 ipa_propagate_indirect_call_infos if performing indirect inlining,
6546 pass a new parameter new_edges to it.
6547 (add_new_edges_to_heap): New fucntion.
6548 (cgraph_decide_inlining_of_small_functions): New vector
6549 new_indirect_edges for newly found indirect edges , call
6550 ipa_propagate_indirect_call_infos after inlining.
6551 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6552 inlining if performing indirect inlining. Call
6553 free_all_ipa_structures_after_iinln when doing so too.
6554 (inline_generate_summary): Do not call
6555 free_all_ipa_structures_after_iinln here.
6556 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6557 (print_edge_addition_message): New function.
6558 (update_call_notes_after_inlining): New function.
6559 (propagate_info_to_inlined_callees): New function.
6560 (ipa_propagate_indirect_call_infos): New function.
6561 * ipa-prop.h: Include cgraph.h
6562 (struct ipa_param_call_note): Fields reordered, new field processed.
6563 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6565 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6566 rediscovered call statements.
6567 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6568 (dump_cgraph_node): Dump also the indirect_call flag.
6569 (cgraph_clone_edge): Copy also the indirect_call flag.
6570 * tree-inline.c (copy_bb): Do not check for fndecls from call
6571 expressions, check for edge availability when moving clones.
6572 (get_indirect_callee_fndecl): New function.
6573 (expand_call_inline): If callee declaration is not apprent from
6574 the statement, try calling get_indirect_callee_fndecl. Do not
6575 issue warnings or call sorry when not inlinings an indirect edge.
6576 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6578 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6579 bit more frandly to matching.
6580 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6581 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6582 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6584 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6587 * opth-gen.awk: Suppress function specific features when building
6589 * optc-gen.awk: Ditto.
6591 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6594 * diagnostic.c (pedwarn): Add opt parameter.
6596 * c-tree.h (pedwarn_init): Add opt parameter.
6597 (pedwarn_c90): Likewise.
6598 (pedwarn_c99): Likewise.
6599 * c-errors.c (pedwarn_c99): Likewise.
6600 (pedwarn_c90): Likewise.
6601 * toplev.h (pedwarn): Update declaration.
6602 (pedwarn0): Declare.
6603 * c-lex.c: All calls to pedwarn changed.
6604 * builtins.c: All calls to pedwarn changed.
6605 * toplev.c: All calls to pedwarn changed.
6606 * c-decl.c: All calls to pedwarn changed.
6607 * c-typeck.c: All calls to pedwarn changed.
6608 * c-common.c: All calls to pedwarn changed.
6609 * c-parser.c: All calls to pedwarn changed.
6611 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6612 Karthik Kumar <karthikkumar@gmail.com>
6614 * attribs.c (file scope): Include c-common.h.
6615 (decl_attributes): Add support for #pragma GCC optimize and
6618 * targhooks.c (default_can_inline_p): New function that is the
6619 default for the TARGET_CAN_INLINE_P target hook.
6621 * targhooks.h (default_can_inline_p): Add declaration.
6623 * tree.c (cl_optimization_node): New static tree for building
6624 OPTIMIZATION_NODE tree.
6625 (cl_target_option_node): New static tree for building
6626 TARGET_OPTION_NODE tree.
6627 (cl_option_hash_table): New hash table for hashing
6628 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6629 (cl_option_hash_hash): New function to provide the hash value for
6630 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6631 (cl_option_hash_eq): New function to provide an equality test for
6632 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6633 (tree_code_size): Add support for OPTIMIZATION_NODE and
6634 TARGET_OPTION_NODE trees.
6635 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6636 TARGET_OPTION_NODE trees.
6637 (build_optimization_node): Build a tree that has all of the
6638 current optimization options.
6639 (build_target_option_node): Build a tree that has the target
6640 options that might be changed on a per function basis.
6642 * tree.h (file scope): Include options.h.
6643 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6644 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6645 (TREE_OPTIMIZATION): Ditto.
6646 (TREE_TARGET_SPECIFIC): Ditto.
6647 (struct tree_function_decl): Add fields for remembering the
6648 current optimization options and target specific options.
6649 (struct tree_optimization_option): New tree variant that remembers
6650 the optimization options.
6651 (struct tree_target_option): New tree variant that remembers the
6652 target specific flags that might change for compiling a particular
6654 (union tree_node): Include tree_optimization_option and
6655 tree_target_option fields.
6656 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6657 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6658 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6659 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6660 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6661 optimization and target options.
6662 (optimization_default_node): New macro to refer to global_trees
6664 (optimization_current_node): Ditto.
6665 (optimization_cold_node): Ditto.
6666 (optimization_hot_node): Ditto.
6667 (target_option_default_node): Ditto.
6668 (target_option_current_node): Ditto.
6669 (current_option_pragma): Ditto.
6670 (current_optimize_pragma): Ditto.
6672 * target.h (struct gcc_target): Add valid_option_attribute_p,
6673 target_option_save, target_option_restore, target_option_print,
6674 target_option_pragma_parse, and can_inline_p hooks.
6676 * toplev.h (parse_optimize_options): Add declaration.
6677 (fast_math_flags_struct_set_p): Ditto.
6679 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6680 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6683 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6684 tree_can_inline_p hook to see if one function can inline another.
6685 (cgraph_decide_inlining): Ditto.
6686 (cgraph_decide_inlining_incrementally): Ditto.
6688 * opts.c (decode_options): Add support for running multiple times
6689 to allow functions with different target or optimization options
6690 than was specified on the command line.
6691 (fast_math_flags_struct_set_p): New function that is similar to
6692 fast_math_flags_set_p, except it uses the values in the
6693 cl_optimization structure instead of global variables.
6695 * optc-gen.awk: Add support for TargetSave to allow a back end to
6696 declare new fields that need to be saved when using function
6697 specific options. Include flags.h and target.h in the options.c
6698 source. Add support for Save to indicate which options can be set
6699 for individual functions. Generate cl_optimize_save,
6700 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6701 cl_target_option_restore, cl_target_option_print functions to
6702 allow functions to use different optimization or target options.
6704 * opt-functions.awk (var_type_struct): Return the type used for
6705 storing the field in a structure.
6707 * opth-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. Add support for Save to indicate which options
6710 can be set for individual functions. Only generate one extern for
6711 Mask fields. Generate cl_optimization and cl_target_option
6712 structures to remember optimization and target options.
6714 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6715 collecting new tree nodes.
6716 (TS_TARGET_OPTION): Ditto.
6718 * c-decl.c (merge_decls): Merge function specific target and
6719 optimization options.
6721 * function.c (invoke_set_current_function_hook): If the function
6722 uses different optimization options, change the global variables
6725 * coretypes.h (struct cl_optimization): Add forward reference.
6726 (struct cl_target_option): Ditto.
6728 * c-pragma.c (option_stack): New static vector to remember the
6729 current #pragma GCC option stack.
6730 (handle_pragma_option): New function to support #pragma GCC option
6731 to change target options.
6732 (optimize_stack): New static vector to remember the current
6733 #pragma GCC optimize stack.
6734 (handle_pragma_optimize): New function to support #pragma GCC
6735 optimize to change optimization options.
6736 (init_pragma): Add support for #pragma GCC optimize and #pragma
6739 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6740 optimization options.
6741 (TARGET_OPTION_NODE): New tree code for remembering certain target
6744 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6745 TARGET_OPTION_NODE trees.
6747 * common.opt (-O): Add Optimization flag.
6749 (-fmath-errno): Ditto.
6750 (-falign-functions): Add UInteger flag to make sure flag gets full
6751 int in cl_optimization structure.
6752 (-falign-jumps): Ditto.
6753 (-falign-labels): Ditto.
6754 (-falign-loops): Ditto.
6755 (-fsched-stalled-insns): Ditto.
6756 (-fsched-stalled-insns-dep): Ditto.
6758 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6760 (TARGET_OPTION_SAVE): Ditto.
6761 (TARGET_OPTION_RESTORE): Ditto.
6762 (TARGET_OPTION_PRINT): Ditto.
6763 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6764 (TARGET_CAN_INLINE_P): Ditto.
6765 (TARGET_INITIALIZER): Add new hooks.
6767 * tree-inline.c (tree_can_inline_p): New function to determine
6768 whether one function can inline another. Check if the functions
6769 use compatible optimization options, and also call the backend
6772 * tree-inline.h (tree_can_inline_p): Add declaration.
6774 * c-common.c (c_common_attribute): Add support for option and
6775 optimize attributes.
6776 (handle_option_attribute): Add support for the option attribute to
6777 allow the user to specify different target options for compiling a
6779 (handle_optimize_attribute): Add support for the optimize
6780 attribute to allow the user to specify different optimization
6781 options for compiling a specific function.
6782 (handle_hot_attribute): Turn on -O3 optimization for this one
6783 function if it isn't the default optimization level.
6784 (handle_cold_attribute): Turn on -Os optimization for this one
6785 function if it insn't the default optimization.
6786 (const_char_p): New const char * typedef.
6787 (optimize_args): New static vector to remember the optimization
6789 (parse_optimize_options): New function to set up the optimization
6790 arguments from either the optimize attribute or #pragma GCC optimize.
6792 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6793 (builtin_define_std): Ditto.
6795 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6796 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6797 (x86_64-*-*): Ditto.
6799 * Makefile.in (TREE_H): Add options.h.
6800 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6802 * doc/extend.texi (option attribute): Document new attribute.
6803 (optimize attribute): Ditto.
6804 (hot attribute): Document hot attribute sets -O3.
6805 (cold attribute): Document cold attribute sets -Os.
6806 (#pragma GCC option): Document new pragma.
6807 (#pragma GCC optimize): Ditto.
6809 * doc/options.texi (TargetSave): Document TargetSave syntax.
6810 (UInteger): Document UInteger must be used for certain flags.
6811 (Save): Document Save option to create target specific options
6812 that can be saved/restored on a function specific context.
6814 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6815 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6817 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6818 (TARGET_OPTION_SAVE): Ditto.
6819 (TARGET_OPTION_RESTORE): Ditto.
6820 (TARGET_OPTION_PRINT): Ditto.
6821 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6822 (TARGET_CAN_INLINE_P): Ditto.
6824 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6826 (-mfpmath=both): Ditto.
6828 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6829 Karthik Kumar <karthikkumar@gmail.com>
6831 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6832 (TARGET_POPCNT): Ditto.
6833 (TARGET_SAHF): Ditto.
6834 (TARGET_AES): Ditto.
6835 (TARGET_PCLMUL): Ditto.
6836 (TARGET_CMPXCHG16B): Ditto.
6837 (TARGET_RECIP): Move switch into target_flags.
6838 (TARGET_FUSED_MADD): Ditto.
6839 (ix86_arch_features): Make an unsigned char type.
6840 (ix86_tune_features): Ditto.
6841 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6842 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6843 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6845 * config/i386/i386.opt (arch): New TargetSave field to define
6846 fields that need to be saved for function specific option support.
6849 (branch_cost): Ditto.
6850 (ix86_isa_flags_explicit): Ditto.
6851 (tune_defaulted): Ditto.
6852 (arch_specified): Ditto.
6853 (-m128-long-double): Add Save flag to save option for target
6854 specific option support.
6856 (-maccumulate-outgoing-args): Ditto.
6857 (-malign-double): Ditto.
6858 (-malign-stringops): Ditto.
6859 (-mfancy-math-387): Ditto.
6860 (-mhard-float): Ditto.
6862 (-minline-all-stringops): Ditto.
6863 (-minline-stringops-dynamically): Ditto.
6864 (-mms-bitfields): Ditto.
6865 (-mno-align-stringops): Ditto.
6866 (-mno-fancy-math-387): Ditto.
6867 (-mno-push-args): Ditto.
6868 (-mno-red-zone): Ditto.
6869 (-mpush-args): Ditto.
6870 (-mred-zone): Ditto.
6872 (-msseregparm): Ditto.
6873 (-mstack-arg-probe): Ditto.
6888 (-mrecip): Move flag into target_flags.
6890 (-mno-fused-madd): Ditto.
6891 (-mfused-madd): Ditto.
6892 (-mabm): Move flag into ix86_isa_flags.
6899 * config/i386/i386-c.c: New file for #pragma support.
6900 (ix86_target_macros_internal): New function to #define or #undef
6901 target macros based when the user uses the #pragma GCC option to
6902 change target options.
6903 (ix86_pragma_option_parse): New function to add #pragma GCC option
6905 (ix86_target_macros): Move defining the target macros here from
6906 TARGET_CPU_CPP_BUILTINS in i386.h.
6907 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6908 defined, initialize any subtarget #pragmas.
6910 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6911 REGISTER_TARGET_PRAGMAS.
6913 * config/i386/t-i386: New file for x86 dependencies.
6914 (i386.o): Make dependencies mirror the include files used.
6915 (i386-c.o): New file, add dependencies.
6917 * config/i386/i386-protos.h (override_options): Add bool argument.
6918 (ix86_valid_option_attribute_tree): Add declaration.
6919 (ix86_target_macros): Ditto.
6920 (ix86_register_macros): Ditto.
6922 * config/i386/i386.c (ix86_tune_features): Move initialization of
6923 the target masks to initial_ix86_tune_features to allow functions
6924 to have different target options. Make type unsigned char,
6925 instead of unsigned int.
6926 (initial_ix86_tune_features): New static vector to hold processor
6927 masks for the tune variables.
6928 (ix86_arch_features): Move initialization of the target masks to
6929 initial_ix86_arch_features to allow functions to have different
6930 target options. Make type unsigned char, instead of unsigned int.
6931 (initial_ix86_arch_features): New static vector to hold processor
6932 masks for the arch variables.
6933 (enum ix86_function_specific_strings): New enum to describe the
6934 string options used for attribute((option(...))).
6935 (ix86_target_string): New function to return a string that
6936 describes the target options.
6937 (ix86_debug_options): New function to print the current options in
6939 (ix86_function_specific_save): New function hook to save the
6940 function specific global variables in the cl_target_option structure.
6941 (ix86_function_specific_restore): New function hook to restore the
6942 function specific variables from the cl_target_option structure to
6943 the global variables.
6944 (ix86_function_specific_print): New function hook to print the
6945 target specific options in the cl_target_option structure.
6946 (ix86_valid_option_attribute_p): New function hook to validate
6947 attribute((option(...))) arguments.
6948 (ix86_valid_option_attribute_tree): New function that is common
6949 code between attribute((option(...))) and #pragma GCC option
6950 support that parses the options and returns a tree holding the options.
6951 (ix86_valid_option_attribute_inner_p): New helper function for
6952 ix86_valid_option_attribute_tree.
6953 (ix86_can_inline_p): New function hook to decide if one function
6954 can inline another on a target specific basis.
6955 (ix86_set_current_function); New function hook to switch target
6956 options if the user used attribute((option(...))) or #pragma GCC
6958 (ix86_tune_defaulted): Move to static file scope from
6960 (ix86_arch_specified): Ditto.
6961 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6963 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6964 (OPTION_MASK_ISA_ABM_SET): Ditto.
6965 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6966 (OPTION_MASK_ISA_CX16_SET): Ditto.
6967 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6968 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6969 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6970 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6971 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6972 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6973 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6974 (struct ptt): Move to static file scope from override_options.
6975 (processor_target_table): Ditto.
6977 (ix86_handle_option): Add support for options that are now isa options.
6978 (override_options): Add support for declaring functions that
6979 support different target options than were specified on the
6980 command line. Move struct ptt, processor_target_table, cpu_names,
6981 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6982 Add bool argument. Fix up error messages so the appropriate error
6983 is given for either command line or attribute.
6984 (ix86_previous_fndecl): New static to remember previous function
6985 declaration to see if we need to change target options.
6986 (ix86_builtins_isa): New array to record the ISA of each builtin
6988 (def_builtin): Always create the builtin function, even if the
6989 current ISA doesn't support it.
6990 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6991 tests for those builtins.
6992 (ix86_init_builtins): Remove TARGET_MMX test for calling
6993 ix86_init_mmx_sse_builtins.
6994 (ix86_expand_builtin): If the current ISA doesn't support a given
6995 builtin, signal an error.
6996 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6997 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6998 (TARGET_OPTION_SAVE): Ditto.
6999 (TARGET_OPTION_RESTORE): Ditto.
7000 (TARGET_OPTION_PRINT): Ditto.
7001 (TARGET_CAN_INLINE_P): Ditto.
7003 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7005 * c-typeck.c (build_external_ref): Don't call assemble_external.
7006 * final.c (output_operand): Call assemble_external.
7008 2008-07-21 DJ Delorie <dj@redhat.com>
7010 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7011 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7013 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7015 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7016 original insn and splitter contents into ...
7017 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7018 flag_unsafe_math_optimizations. Add dummy scratch register.
7019 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7020 !flag_unsafe_math_optimizations. Returns number with next
7021 highest magnitude if this is still less or equal to the true
7022 quotient in magnitude.
7024 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7026 * Makefile.in: Replace toplev.h with TOPLEV_H.
7027 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7028 * c-lex.c (fe_file_change): Don't set in_system_header.
7029 * c-parser.c (c_token): Remove in_system_header.
7030 (c_lex_one_token): Don't set in_system_header.
7031 (c_parser_set_source_position_from_token): Don't set in_system_header.
7032 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7035 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7036 * flags.h (in_system_header): Remove.
7037 * function.c (saved_in_system_header): Remove.
7038 (push_cfun): Don't set in_system_header.
7039 (pop_cfun): Don't set in_system_header.
7040 (push_struct_function): Don't set in_system_header.
7041 * input.h (expanded_location): Add sysp.
7042 (in_system_header_at): New.
7043 (in_system_header): New.
7044 * toplev.c (in_system_header): Remove.
7045 * toplev.h: Include input.h
7047 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7048 * tree-ssa.c (warn_uninit): Call warning_at.
7049 (warn_uninitialized_var): Update calls to warn_uninit.
7050 (warn_uninitialized_phi): Update calls to warn_uninit.
7051 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7052 (expand_location): Initialize xloc.sysp.
7053 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7054 (tree_decl_with_vis): Remove in_system_header_flag.
7056 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7059 * recog.c (asm_operand_ok): Change the order of the extra
7060 memory constraint checks.
7062 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7065 * tree-switch-conversion.c (build_one_array): Call
7066 varpool_mark_needed_node and varpool_finalize_decl
7067 instead of assemble_variable.
7069 2008-07-19 Jan Hubicka <jh@suse.cz>
7071 * cgraph.c (cgraph_add_new_function): Do early local passes.
7072 * tree-nrv.c (gate_pass_return_slot): New gate.
7073 (pass_nrv): Add the gate.
7074 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7076 (coalesce_ssa_name): Coalesce SSA names.
7077 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7078 not optimizing so unused user vars remains visible.
7079 * common.opt (flag_tree_ter): Always enable by default.
7080 * tree-ssa-ter.c: Include flags.h
7081 (is_replaceable_p): Check that locations match; when aliasing is missing
7082 be conservative about loads.
7083 * tree-optimize.c (gate_init_datastructures): Remove.
7084 (pass_init_datastructures): New.
7085 * passes.c: Reorder passes so we always go into SSA.
7087 2008-07-19 Jan Hubicka <jh@suse.cz>
7089 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7090 * doc/invoke.texi (--combine): Likewise.
7091 (-finline-functions-called-once): Update levels when enabled.
7092 (-funit-at-a-time): Document new behaviour.
7093 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7094 -fno-section-anchors when disabled explicitly.
7095 (inline params): They are not ignored now.
7096 (precompiled headers): Remove unit-at-a-time as being incompatible.
7097 * opts.c (decode_options): Handle unit-at-a-time as alias;
7098 imply -fno-section-anchors when toplevel reorder is disabled
7100 * common.opt (ftoplevel-reorder): Set default value to 2.
7101 (funit-at-a-time): Set default value to 1.
7102 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7105 2008-07-19 Jan Hubicka <jh@suse.cz>
7107 * builtins.c (expand_builtin_int_roundingfn,
7108 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7111 2008-07-19 Richard Guenther <rguenther@suse.de>
7114 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7115 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7116 * tree-ssa-pre.c (get_expr_value_id): For newly created
7117 constant value-ids make sure to add the expression to its
7120 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7123 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7124 return value of the builtin is ignored.
7126 2008-07-19 Olivier Hainque <hainque@adacore.com>
7128 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7129 bits, a C conformant malloc implementation has to provide.
7130 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7132 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7136 * reload.c (find_reloads_subreg_address): Only reload address if
7137 reloaded == 0, not for reloaded != 1.
7140 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7141 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7142 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7143 m32c_legitimize_reload_address.
7145 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7146 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7147 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7149 2008-07-19 Olivier Hainque <hainque@adacore.com>
7151 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7152 argument, saying whether nested array are to be collapsed
7153 into a single array type DIE with multiple subscripts.
7154 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7155 issues, centralize the nested array types collapsing control and
7156 disable the transformation for Ada.
7158 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7161 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7163 (x86_64_shift_adj_2): New expander.
7164 (x86_64_shift_adj_3): Ditto.
7165 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7166 to split TImode operands.
7167 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7168 (ix86_split_lshr): Ditto.
7170 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7172 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7173 and __CHAR32_TYPE__.
7174 * c-typeck.c (digest_init): Support char16_t and char32_t.
7175 (set_nonincremental_init_from_string): Idem.
7177 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7180 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7181 PREFERRED_STACK_BOUNDARY.
7182 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7184 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7187 * function.c (locate_and_pad_parm): Cap boundary earlier.
7189 2008-07-17 Julian Brown <julian@codesourcery.com>
7191 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7192 no-op for targets which don't use DLLs.
7194 2008-07-17 Martin Jambor <mjambor@suse.cz>
7196 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7197 that nodes are relevant by examining the node->analyzed flag.
7198 (ipcp_init_stage): Check which nodes are relevant, assert that the
7199 relevant ones are also required.
7200 (ipcp_propagate_stage): Check on the side arrays are properly
7202 (ipcp_print_all_jump_functions): Make sure not to touch any node
7203 that is not analyzed or an edge that does not have a corresponding
7204 entry in the on-the-side vectors.
7205 (ipcp_function_scale_print): Likewise.
7206 (ipcp_update_callgraph): Check that the node is relevant.
7207 (ipcp_insert_stage): Check that the node is relevant. Check there is
7208 an info for every node and edge.
7209 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7210 (ipa_print_all_tree_maps): Likewise and a new variable info.
7211 (ipa_print_all_params_modified): Likewise.
7212 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7214 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7217 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7219 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7221 PR rtl-optimization/36753
7222 * fwprop.c (use_killed_between): Don't shortcut
7223 single-definition global registers.
7225 2008-07-16 Jan Hubicka <jh@suse.cz>
7227 * cgraph.h (varpool_empty_needed_queue): Declare.
7228 * cgraphunit.c (output_in_order): Mark all variables as needed;
7230 * varpool.c (varpool_assemble_node): Update debug queue.
7231 (varpool_assemble_pending_decls): Don't do it here.
7232 (varpool_empty_needed_queue): New function.
7234 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7236 * recog.c (peephole2_optimize): Fix formatting.
7238 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7240 * c-pch.c (get_ident): Avoid C++ keywords.
7241 * combine-stack-adj.c (single_set_for_csa): Likewise.
7242 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7243 output_asm_insn): Likewise.
7244 * reload.c (push_secondary_reload, find_reusable_reload,
7245 push_reload, combine_reloads, find_reloads,
7246 debug_reload_to_stream): Likewise.
7247 * reload.h (struct reload): Likewise.
7248 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7249 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7250 emit_output_reload_insns): Likewise.
7251 * targhooks.c (default_secondary_reload): Likewise.
7252 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7254 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7256 * recog.c (validate_change_1, validate_change,
7257 validate_unshare_change, validate_replace_rtx_1, struct
7258 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7260 * reload.c (push_secondary_reload, secondary_reload_class,
7261 scratch_reload_class, find_valid_class, find_reusable_reload,
7262 push_reload, find_dummy_reload, find_reloads_address_1,
7263 find_reloads_address_part, find_equiv_reg): Likewise.
7264 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7265 choose_reload_regs): Likewise.
7266 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7268 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7269 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7270 * sched-rgn.c (concat_INSN_LIST): Likewise.
7271 * stor-layout.c (mode_for_size, mode_for_size_tree,
7272 smallest_mode_for_size): Likewise.
7274 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7276 * cfg.c (dump_reg_info): Avoid C++ keywords.
7277 * dwarf2asm.c (dw2_force_const_mem,
7278 dw2_asm_output_encoded_addr_rtx): Likewise.
7279 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7280 * expmed.c (expand_shift): Likewise.
7281 * global.c (find_reg): Likewise.
7282 * graph.c (draw_edge): Likewise.
7283 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7284 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7285 widen_clz, widen_bswap, expand_parity, expand_unop,
7286 emit_cmp_and_jump_insn_1): Likewise.
7287 * postreload.c (reload_cse_simplify_operands): Likewise.
7288 * ra.h (add_neighbor): Likewise.
7289 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7290 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7291 record_reg_classes, copy_cost, record_address_regs,
7292 invalid_mode_change_p): Likewise.
7293 * regrename.c (regrename_optimize, scan_rtx_reg,
7294 dump_def_use_chain, find_oldest_value_reg,
7295 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7297 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7299 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7300 MASK_POWERPC64 for power4 in previous commit.
7302 2008-07-16 Olivier Hainque <hainque@adacore.com>
7304 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7305 instead of bare conversion to cast const-ness away.
7307 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7309 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7310 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7311 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7312 (TARGET_FUNCTION_VALUE): Define.
7314 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7316 * config/rs6000/rs6000.c (processor_target_table): Add
7317 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7319 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7322 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7323 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7324 m32c_legitimize_reload_address.
7326 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7328 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7329 DECL_IN_SYSTEM_HEADER in sync.
7331 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7333 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7334 * tree-ssa-pre.c (pre_expr_eq): Ditto
7335 (get_constant_for_value_id): Take a type as an argument.
7336 (fully_constant_expression): Pass in type.
7337 (find_or_generate_expression): Short circuit constant case.
7338 (create_expression_by_pieces): Remove special casing of
7340 (do_regular_insertion): Short circuit constant case.
7341 (do_partial_partial_insertion): Ditto.
7343 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7346 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7348 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7350 * config/xtensa/libgcc-xtensa.ver: New file.
7351 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7353 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7355 * df-problems.c (df_set_note): Avoid C++ keywords.
7356 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7357 * dse.c (record_store, remove_useless_values): Likewise.
7358 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7359 gen_reg_rtx_offset, operand_subword, change_address_1,
7360 change_address, adjust_address_1, offset_address,
7361 widen_memory_access, emit_copy_of_insn_after): Likewise.
7362 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7363 * fwprop.c (should_replace_address, propagate_rtx_1,
7364 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7366 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7367 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7368 * lcm.c (compute_insert_delete, pre_edge_lcm,
7369 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7370 * lower-subreg.c (resolve_reg_notes): Likewise.
7371 * mode-switching.c (optimize_mode_switching): Likewise.
7373 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7375 * bt-load.c (add_btr_def, migrate_btr_def,
7376 branch_target_load_optimize): Avoid C++ keywords.
7377 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7379 * combine.c (subst, simplify_set, make_extraction,
7380 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7381 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7382 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7384 2008-07-15 Richard Guenther <rguenther@suse.de>
7387 * c-common.c (strict_aliasing_warning): Do not warn for
7388 TYPE_REF_CAN_ALIAS_ALL pointers.
7389 (c_common_get_alias_set): may_alias types are not special.
7390 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7391 attribute and set can_ref_all accordingly.
7392 (build_reference_type_for_mode): Likewise.
7393 * doc/extend.texi (may_alias): Clarify.
7395 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7398 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7399 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7401 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7404 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7405 gcc_assert, instead call output_operand_lossage.
7407 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7409 * builtins.c (std_canonical_va_list): Treat structure based
7412 2008-07-15 Ben Elliston <bje@au.ibm.com>
7414 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7416 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7418 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7421 2008-07-14 Jan Hubicka <jh@suse.cz>
7423 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7424 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7425 fix predicates and constraints.
7426 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7427 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7429 2008-07-14 Doug Kwan <dougkwan@google.com>
7431 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7432 additional option file arm/eabi.opt.
7433 * config/arm/eabi.h (File): New configuration file for EABI targets.
7434 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7435 SUBSUBTARGET_EXTRA_SPECS.
7436 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7437 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7438 from STARTFILE_SPEC so that it can be referenced in an override.
7439 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7440 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7441 can be referenced in an override.
7442 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7443 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7444 so that it can be referenced in an override.
7445 (LINK_SPEC): Use BPABI_LINK_SPEC.
7446 * config/arm/eabi.opt (File): New.
7448 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7450 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7451 (FIXED_VALUE_H): New variable.
7452 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7453 input.h, fixed-value.h.
7454 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7455 (BASIC_BLOCK_H): Use $(BITMAP_H).
7456 (FUNCTION_H): Add varray.h.
7457 (IPA_REFERENCE_H): Use $(BITMAP_H).
7458 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7459 (DF_H): Use $(BITMAP_H).
7460 (GGC_H): Add statistics.h.
7462 (INSN_ATTR_H): Use it.
7463 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7465 (SYMTAB_H): Add $(OBSTACK_H).
7466 (CPP_INTERNAL_H): New.
7467 (TREE_DUMP_H): Add tree-pass.h.
7468 (TREE_FLOW_H): Use $(BITMAP_H)
7469 (PRETTY_PRINT_H): Use $(INPUT_H).
7470 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7473 (many object files): Fix lots of header dependencies throughout.
7475 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7477 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7479 (s-gtyp-input): Use them to write tmp-gi.list.
7480 (echo_to_gi.list): Remove.
7482 2008-07-14 Richard Guenther <rguenther@suse.de>
7484 * tree-ssa-sccvn.c (pre_info): Remove.
7485 (switch_to_PRE_table): Likewise.
7486 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7487 (set_hashtable_value_ids): Do not create value-ids for the
7489 (run_scc_vn): Remove double test. Remove bogus special-case
7490 in value-number printing.
7491 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7492 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7494 * tree-flow-inline.h (get_value_handle): Remove.
7495 * tree-flow.h (get_value_handle): Remove.
7497 2008-07-14 Martin Jambor <mjambor@suse.cz>
7499 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7500 in which we generate arithmetics is not a subrange.
7502 2008-07-14 Martin Jambor <mjambor@suse.cz>
7504 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7506 2008-07-14 Richard Guenther <rguenther@suse.de>
7508 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7510 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7513 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7514 reload for symbol refs moved to r0 with -fPIC.
7515 (legitimize_pic_address): Use the target register as temporary
7517 (emit_symbolic_move): Adjust comment.
7518 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7521 2008-07-14 Ben Elliston <bje@au.ibm.com>
7523 * c-common.h (C_CPP_HASHNODE): New macro.
7524 * coretypes.h (struct cpp_token): Forward declare.
7525 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7526 the context-sensitive keyword method.
7527 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7528 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7529 expand_bool_pixel): New.
7530 (altivec_categorize_keyword): New function.
7531 (init_vector_keywords): New function.
7532 (rs6000_macro_to_expand): Likewise.
7533 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7534 compiling an ISO C dialect.
7536 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7538 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7539 (create_expression_by_pieces): Fix typo.
7540 (do_regular_insertion): Use debug counter here too.
7542 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7545 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7546 CONST_OK_FOR_LETTER_P. All port-local users changed.
7547 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7548 implement Kp matching power-of-two.
7549 (CONSTRAINT_LEN): Define to match.
7550 * config/cris/cris.md: Replace all use of constraint K with Kc.
7551 ("*btst*): Use Kp for operand 0 of last alternative.
7553 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7556 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7559 2008-07-13 Jan Hubicka <jh@suse.cz>
7561 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7564 2008-07-13 Richard Guenther <rguenther@suse.de>
7567 * langhooks.c (lhd_print_error_function): Deal with recursive
7570 2008-07-12 Jan Hubicka <jh@suse.cz>
7572 * cgraph.c (assembler_name_hash): New static var.
7573 (hash_node_by_assembler_name, eq_assembler_name): New.
7574 (cgraph_node_for_asm): Use hashtable.
7575 (cgraph_remove_node): Maintain hashtable.
7576 (change_decl_assembler_name): Sanity check that names are not changing
7577 after aliasing was processed.
7578 * cgraph.h (varpoon_node): Add next GGC marker.
7579 * tree.c (decl_assembler_name_equal): Constify.
7580 (decl_assembler_name_hash): New.
7581 * tree.h (decl_assembler_name_equal): Constify.
7582 (decl_assembler_name_hash): Update.
7584 2008-07-12 David Daney <ddaney@avtrex.com>
7586 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7589 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7591 * doc/md.texi: Document the MIPS "v" constraint.
7592 * config/mips/mips.h (reg_class): Revert last change.
7593 (REG_CLASS_NAMES): Likewise.
7594 (REG_CLASS_CONTENTS): Likewise.
7595 * config/mips/mips.c (mips_regno_to_class): Likewise.
7596 * config/mips/constraints.md (v): Likewise, but add documentation.
7597 Add a comment to say that this constraint should not be used in
7600 2008-07-11 DJ Delorie <dj@redhat.com>
7602 * config/h8300/h8300.md (length): Fix branch offset limit.
7604 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7606 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7607 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7608 (avr_hard_regno_scratch_ok): New function.
7609 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7610 * config/avr/avr.md (all peepholes that request a scratch register):
7611 Remove avr_peep2_scratch_safe use.
7613 2008-07-11 Tom Tromey <tromey@redhat.com>
7614 Ian Lance Taylor <iant@google.com>
7616 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7617 (struct c_common_resword): Define.
7618 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7619 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7620 (c_common_reswords, num_c_common_reswords): Declare.
7621 * c-common.c (c_common_reswords): New global const array.
7622 (num_c_common_reswords): New const int.
7623 * c-parser.c (struct resword, reswords): Don't define.
7624 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7625 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7626 than reswords. If warning about C++ keywords, give them a special
7628 (c_lex_one_token): Warn about C++ keywords. Call
7629 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7630 (c_parser_external_declaration): Look for RID_xxx rather than
7631 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7632 (c_parser_statement_after_labels): Likewise.
7633 (c_parser_objc_class_instance_variables): Likewise.
7634 (c_parser_objc_class_declaration): Likewise.
7635 (c_parser_objc_try_catch_statement): Likewise.
7636 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7637 (declspecs_add_type): Likewise.
7639 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7641 * ggc-page.c (alloc_page):
7642 Substituting xmalloc, xcalloc with
7643 XNEWVEC and XCNEWVAR macros which add the
7646 2008-07-11 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/36765
7649 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7650 aliases from HEAP vars to SMTs.
7652 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7654 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7655 * configure.ac (loose_warn): Move -Wc++-compat from here...
7656 (strict_warn): ...to here.
7657 * configure: Regenerate.
7659 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7661 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7662 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7663 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7664 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7665 excluding more specific h8300-*-* and sh-*-* targets.
7667 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7669 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7671 (execute_pre): Call loop_optimizer_finalize in early exit.
7673 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7676 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7677 uids in the bitmap, not just VAR_DECL uids.
7679 PR rtl-optimization/36419
7680 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7681 (combine_stack_adjustments_for_block): Call it if needed. Delete
7683 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7684 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7685 prologue sp adjustment.
7687 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7690 * opts.c (print_ignored_options): Report postponed diagnostics for
7691 unknown -Wno-* options as warnings, not errors.
7692 (postpone_unknown_option_error): Renamed to...
7693 (postpone_unknown_option_warning): ... this.
7695 2008-07-09 Doug Kwan <dougkwan@google.com>
7698 2008-07-08 Doug Kwan <dougkwan@google.com>
7700 * config/arm/arm.opt (mandroid): New option.
7701 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7702 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7704 (CC1PLUS_SPEC): Same.
7706 (STARTFILE_SPEC): Same.
7707 (ENDFILE_SPEC): Same.
7708 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7711 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7714 * config/mips/mips.h (reg_class): Remove V1_REG.
7715 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7716 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7718 (mips_get_tp): New function.
7719 (mips_legitimize_tls_address): Use it.
7720 * config/mips/constraints.md (v): Delete.
7721 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7722 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7723 After reload, split into a move and ...
7724 (*tls_get_tp_<mode>_split): ...this new instruction.
7726 2008-07-09 David Daney <ddaney@avtrex.com>
7728 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7730 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7732 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7733 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7735 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7736 htab_delete should be called. Don't free c.
7737 (lookup_tmp_var): Create temp_htab lazily.
7738 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7739 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7741 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7742 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7743 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7744 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7745 * tree-sra.c (generate_element_init): Likewise.
7746 * tree-mudflap.c (execute_mudflap_function_ops,
7747 execute_mudflap_function_decls): Likewise.
7748 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7749 * tree-gimple.h (struct gimplify_ctx): New type.
7750 (push_gimplify_context): Adjust prototype.
7752 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7754 * tree-ssa-pre.c (phi_translate_1): Update placement of
7757 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7759 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7760 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7761 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7762 * targhooks.c (default_hard_regno_scratch_ok): New function.
7763 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7764 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7765 * recog.c: Include "target.h".
7766 (peep2_find_free_register): Add check for global regs. Add target
7768 * Makefile.in (recog.o): Depend on target.h.
7770 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7772 * config/sh/sh.c (sh_canonical_va_list_type): New.
7773 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7775 2008-07-09 Raksit Ashok <raksit@google.com>
7777 * doc/invoke.texi (Option Summary): Mention new option
7778 -Wdisallowed-function-list=...
7779 (Warning Options): Document -Wdisallowed-function-list=...
7780 * common.opt (Wdisallowed-function-list=): New flag.
7781 * flags.h (warn_disallowed_functions): External definition of new
7782 boolean warning flag.
7783 (warn_if_disallowed_function_p): Declare new function.
7784 * opts.c (warning_disallowed_functions): New static variable.
7785 (warn_disallowed_functions): New boolean warning flag.
7786 (warn_if_disallowed_function_p): New function.
7787 (add_comma_separated_to_vector): Rename
7788 add_instrument_functions_exclude_list to this.
7789 (common_handle_option): Handle new option. Rename calls to
7790 add_instrument_functions_exclude_list into calls to
7791 add_comma_separated_to_vector.
7792 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7793 based on flag warn_disallowed_functions.
7795 2008-07-09 Christian Bruel <christian.bruel@st.com>
7797 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7798 instead of get_attr_length.
7800 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7802 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7804 * genemit.c (gen_insn): Likewise.
7805 * gengtype.c (note_def_vec): Likewise.
7806 * gengtype.h (note_def_vec): Likewise.
7807 * genoutput.c (struct data, output_insn_data, process_template,
7808 gen_expand, gen_split, note_constraint): Likewise.
7809 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7810 make_insn_sequence): Likewise.
7811 * gensupport.c (record_insn_name): Likewise.
7813 2008-07-08 Doug Kwan <dougkwan@google.com>
7815 * config/arm/arm.opt (mandroid): New option.
7816 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7817 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7819 (CC1PLUS_SPEC): Same.
7821 (STARTFILE_SPEC): Same.
7822 (ENDFILE_SPEC): Same.
7823 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7826 2008-07-08 Raksit Ashok <raksit@google.com>
7828 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7829 (set_storage_via_setmem): Fix expected_align parameter.
7830 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7831 missing from the list.
7832 * doc/md.texi (movmem): Explicitly state that expected alignment is
7833 to be expressed in bytes.
7834 (setmem): Explicitly state that expected alignment is to be expressed
7837 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7839 * reload.c (find_reloads_subreg_address): Do not require validity
7840 of address in original mode before reloading address.
7842 2008-07-07 Tianwei Sheng <tianweis@google.com>
7844 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7845 bounds array access.
7847 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7849 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7851 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7853 Fix PR tree-optimization/23455
7854 Fix PR tree-optimization/35286
7855 Fix PR tree-optimization/35287
7856 * Makefile.in (OBJS-common): Remove tree-vn.o.
7857 (tree-vn.o): Remove.
7858 * dbgcnt.def: Add treepre_insert debug counter.
7859 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7860 (debug_value_expressions): Ditto.
7861 (print_value_expressions): Ditto.
7862 * tree-pretty-print.c (dump_generic_node): Updated for
7863 VALUE_HANDLE removal.
7864 * tree-ssa-dom.c (record_equality): Ditto.
7865 (cprop_operand): Ditto.
7866 (lookup_avail_expr): Ditto.
7867 * tree-ssa-threadedge.c
7868 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7869 (simplify_control_stmt_condition): Ditto.
7870 * tree.c (tree_code_size): Ditto.
7871 (tree_node_structure): Ditto.
7872 (iterative_hash_expr): Ditto.
7874 * tree.h (VALUE_HANDLE_ID): Ditto.
7875 (VALUE_HANDLE_EXPR_SET): Ditto.
7876 (struct tree_value_handle): Ditto.
7877 (union tree_node): Ditto.
7878 * treestruct.def: Ditto.
7879 * tree-vn.c: Removed.
7880 * tree-ssa-pre.c: Rewritten entirely.
7881 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7882 (constant_value_ids): Ditto.
7883 (vn_nary_op_t): Moved to header.
7885 (vn_reference_op_t): Ditto
7886 (vn_reference_t): Ditto.
7887 (next_value_id): New variable.
7888 (VN_INFO): Add an assert.
7889 (vn_constant_eq): New function.
7890 (vn_constant_hash): Ditto.
7891 (get_or_alloc_constant_value_id): Ditto.
7892 (value_id_constant_p): Ditto.
7893 (vn_reference_compute_hash): De-staticify.
7894 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7895 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7896 (valueize_refs): Update opcode if it changes from ssa name to constant.
7897 (vn_reference_lookup_1): Add new argument.
7898 (vn_reference_lookup): Ditto.
7899 (vn_reference_lookup_pieces): New function.
7900 (vn_reference_insert): Add return type. Modify to deal with value ids.
7901 (vn_reference_insert_pieces): New function.
7902 (vn_nary_op_compute_hash): De-staticify.
7903 (vn_nary_op_eq): Ditto.
7904 (vn_nary_op_lookup_pieces): New function.
7905 (vn_nary_op_lookup): Add new argument.
7906 (vn_nary_op_insert_pieces): New function.
7907 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7908 (vn_phi_insert): Ditto.
7909 (visit_unary_op): Update for callee changes.
7910 (visit_binary_op): Ditto.
7911 (visit_reference_op_load): Ditto.
7912 (visit_reference_op_store): Ditto.
7913 (init_scc_vn): Init next_value_id, constant_to_value_id and
7915 (free_scc_vn): Free them.
7916 (set_hashtable_value_ids): New function.
7917 (run_scc_vn): Use it.
7918 (get_max_value_id): New function.
7919 (get_next_value_id): Ditto.
7920 (expressions_equal_p): Moved from tree-vn.c
7921 (sort_vuses): Ditto.
7922 (sort_vuses_heap): Ditto.
7923 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7925 * tree.c (iterative_hash_hashval_t): Made non-static
7926 * tree.h (iterative_hash_hashval_t): Declare it.
7928 2008-07-08 Martin Jambor <mjambor@suse.cz>
7930 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7931 instead of ipa_create_node_params.
7932 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7933 ipa_check_create_edge_args, free them with
7934 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7936 * ipa-prop.c: Include flags.h and tree-inline.h.
7937 (ipa_node_params_vector): New variable.
7938 (ipa_edge_args_vector): New variable.
7939 (edge_removal_hook_holder): New variable.
7940 (node_removal_hook_holder): New variable.
7941 (edge_duplication_hook_holder): New variable.
7942 (node_duplication_hook_holder): New variable.
7943 (ipa_detect_param_modifications): Check for presence of modified flags.
7944 (ipa_compute_jump_functions): Check for presence of jump functions.
7945 (ipa_free_edge_args_substructures): New function.
7946 (ipa_create_node_params): Removed.
7947 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7948 (ipa_free_node_params_substructures): New function.
7949 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7951 (ipa_edge_removal_hook): New function.
7952 (ipa_node_removal_hook): New function.
7953 (duplicate_array): New function.
7954 (ipa_edge_duplication_hook): New function.
7955 (ipa_node_duplication_hook): New function.
7956 (ipa_register_cgraph_hooks): New function.
7957 (ipa_unregister_cgraph_hooks): New function.
7958 (free_all_ipa_structures_after_ipa_cp): New function.
7960 * ipa-prop.h: Include vec.h.
7961 (ipa_node_params_t): New typedef with vector types for it.
7962 (ipa_edge_args_t): New typedef with vector types for it.
7963 (IPA_NODE_REF): Changed to access an on-the-side vector.
7964 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7965 (ipa_check_create_node_params): New function.
7966 (ipa_check_create_edge_args): New function.
7968 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7971 2008-07-07 Tom Tromey <tromey@redhat.com>
7973 * configure, config.in: Rebuilt.
7974 * configure.ac: Don't check for scandir or alphasort.
7976 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7978 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7979 types immediately after creating them.
7981 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7983 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7985 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7987 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7988 dump_constraint_graph.
7989 (dump_constraint_edge): New function.
7990 (dump_constraint_graph): New function.
7991 (debug_constraint_graph): New function.
7992 (dump_constraint): Removed useless comparison.
7993 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7994 (dump_constraint_graph): Declare.
7995 (debug_constraint_graph): Declare.
7996 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7998 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8000 * config/i386/i386.c (is_va_list_char_pointer): New.
8001 (ix86_va_start): Replace compare with ms_va_list_type_node
8002 by is_va_list_char_pointer.
8003 (ix86_gimplify_va_arg): Likewise.
8005 2008-07-07 Martin Jambor <mjambor@suse.cz>
8007 * cgraph.c (cgraph_edge_max_uid): New variable.
8008 (struct cgraph_edge_hook_list): New type.
8009 (struct cgraph_node_hook_list): New type.
8010 (struct cgraph_2edge_hook_list): New type.
8011 (struct cgraph_2node_hook_list): New type.
8012 (first_cgraph_edge_removal_hook): New variable.
8013 (first_cgraph_node_removal_hook): New variable.
8014 (first_cgraph_edge_duplicated_hook): New variable.
8015 (first_cgraph_node_duplicated_hook): New variable.
8016 (cgraph_add_edge_removal_hook): New function.
8017 (cgraph_remove_edge_removal_hook): New function.
8018 (cgraph_call_edge_removal_hooks): New function.
8019 (cgraph_add_node_removal_hook): New function.
8020 (cgraph_remove_node_removal_hook): New function.
8021 (cgraph_call_node_removal_hooks): New function.
8022 (cgraph_add_edge_duplication_hook): New function.
8023 (cgraph_remove_edge_duplication_hook): New function.
8024 (cgraph_call_edge_duplication_hooks): New function.
8025 (cgraph_add_node_duplication_hook): New function.
8026 (cgraph_remove_node_duplication_hook): New function.
8027 (cgraph_call_node_duplication_hooks): New function.
8028 (cgraph_create_edge): Assign to edge uid.
8029 (cgraph_remove_edge): Call edge removal hooks.
8030 (cgraph_node_remove_callees): Call edge removal hooks.
8031 (cgraph_node_remove_callers): Call edge removal hooks.
8032 (cgraph_remove_node): Call node removal hooks.
8033 (cgraph_clone_edge): Call edge duplication hooks.
8034 (cgraph_clone_node): Call node duplication hooks.
8036 * cgraph.h (cgraph_edge): New field uid.
8037 (cgraph_edge_hook): New type.
8038 (cgraph_node_hook): New type.
8039 (cgraph_2edge_hook): New type.
8040 (cgraph_2node_hook): New type.
8042 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8044 * config.in: Regenerate.
8046 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8048 * gcc.c (print_sysroot): New.
8049 (option_map, display_help, process_command): Handle the
8050 -print-sysroot option.
8051 (main): Print the sysroot if requested.
8052 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8054 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8057 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8059 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8061 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8062 (assign_parm_setup_block_p): Also check mode of entry_parm.
8064 2008-07-07 Richard Guenther <rguenther@suse.de>
8066 * tree-ssa-structalias.h (set_used_smts): Remove.
8067 * tree-ssa-structalias.c (used_smts): Likewise.
8068 (set_used_smts): Likewise.
8069 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8070 call to set_used_smts.
8072 2008-07-07 Richard Guenther <rguenther@suse.de>
8074 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8075 (new_var_info): Set it to false.
8076 (solution_set_add): Correctly handle pointers outside a var and
8078 (type_safe): Treat variables with is_full_var properly.
8079 (do_sd_constraint): Likewise.
8080 (do_ds_constraint): Likewise.
8081 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8082 (get_constraint_for_ptr_offset): New function.
8083 (get_constraint_for_component_ref): For addresses at least include
8084 the last field of the variable. Handle is_full_vars properly.
8085 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8086 (handle_ptr_arith): Remove.
8087 (find_func_aliases): Simplify assignment handling.
8088 (create_function_info_for): For parameter and result varinfos set
8090 (create_variable_info_for): Set is_full_var flag whenever we
8091 just created a single varinfo for a decl.
8092 (init_alias_vars): Initialize use_field_sensitive from
8093 max-fields-for-field-sensitive parameter.
8095 2008-07-07 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/36713
8098 * tree-flow-inline.h (is_call_used): New function.
8099 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8100 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8101 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8103 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8105 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8107 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8109 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8111 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8112 Nathan Sidwell <nathan@codesourcery.com>
8114 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8115 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8117 * config/m68k/t-linux: New.
8118 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8121 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8123 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8124 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8127 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8129 * gcc.c (execute): Fix -Wc++-compat warning.
8131 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8134 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8135 constant for little endian.
8137 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8139 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8140 mips_base_mips16 instead of TARGET_MIPS16.
8141 (mips_base_mips16): Declare.
8142 * config/mips/mips.c (mips_base_mips16): Make global.
8143 (was_mips16_p): Remove GTY marker.
8144 (was_mips16_pch_p): New variable.
8145 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8146 (mips_override_options): Force to non-MIPS16 mode initially.
8147 Do not complain about MIPS16 PIC incompatibilities here.
8148 Only allow -mgpopt if -mexplicit-relocs is in force for
8151 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8153 * configure.ac: Check for caddr_t, define to char * if not defined.
8154 * configure: Regenerate.
8155 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8156 (mmap_gt_pch_use_address): Likewise.
8157 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8159 2008-07-06 Richard Guenther <rguenther@suse.de>
8161 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8162 (new_var_info): Deal with it.
8163 (solution_set_add): Likewise.
8164 (bitpos_of_field): Make signed, fix.
8165 (struct fieldoff): Remove type and decl fields. Make size field
8166 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8168 (fieldoff_compare): Deal with it.
8169 (push_fields_onto_fieldstack): Remove has_union argument, glob
8170 adjacent non-pointer fields together.
8171 (create_function_info_for): Do not set has_union.
8172 (create_variable_info_for): Simplify.
8174 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8176 * config.gcc (extra_headers): Add cross-stdarg.h for target
8177 x86_64-*-* and i?86-*-*.
8178 * config/i386/cross-stdarg.h: New.
8179 * builtins.c (std_fn_abi_va_list): New.
8180 (std_canonical_va_list_type): New.
8181 (stabilize_va_list): Replace va_list_type_node use by
8182 mtarget.canonical_va_list_type.
8183 (gimplify_va_arg_expr): Likewise.
8184 (expand_builtin_va_copy): Replace va_list_type_node use by
8185 mtarget.fn_abi_va_list.
8186 * tree-sra.c (is_va_list_type): New helper.
8187 (decl_can_be_decomposed_p): Replace
8188 va_list_type_node use by is_va_list_type.
8189 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8190 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8191 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8192 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8193 (ix86_enum_va_list): New.
8194 * config/i386/i386.c (sysv_va_list_type_node): New.
8195 (ms_va_list_type_node): New.
8196 (ix86_function_type_abi): Remove sorry.
8197 (ix86_build_builtin_va_list_abi): New.
8198 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8200 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8201 (ix86_init_builtins_va_builtins_abi): New.
8202 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8204 (ix86_handle_abi_attribute): New.
8205 (attribute_spec): Add sysv_abi and ms_abi.
8206 (ix86_fn_abi_va_list): New.
8207 (ix86_canonical_va_list_type): New.
8208 (ix86_enum_va_list): New.
8209 (TARGET_FN_ABI_VA_LIST): New.
8210 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8211 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8212 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8213 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8214 (TARGET_ENUM_VA_LIST): New.
8215 * expr.h (std_fn_abi_va_list): New.
8216 (std_canonical_va_list_type): New.
8217 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8218 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8219 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8220 TARGET_CANONICAL_VA_LIST_TYPE.
8221 * target.h (struct gcc_target): Add fn_abi_va_list hook
8222 and canonical_va_list_type hook.
8224 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8226 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8227 integral and pointer types.
8229 2008-07-04 Roger Sayle <roger@eyesopen.com>
8231 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8232 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8234 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8237 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8239 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8241 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8242 build_gimple_modify_stmt.
8243 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8244 gimple operand. Use fold_build* instead of build*.
8246 2008-07-04 Richard Guenther <rguenther@suse.de>
8248 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8249 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8250 properly to compute the reachability set if we do field-sensitive PTA.
8251 * invoke.texi (max-fields-for-field-sensitive): Document default.
8252 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8253 100 for optimize >= 2.
8255 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8257 * ggc-zone.c (lookup_page_table_if_allocated,
8258 set_page_table_entry, zone_find_object_size, alloc_small_page,
8259 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8260 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8261 -Wc++-compat and/or -Wcast-qual warnings.
8263 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8266 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8267 pic_offset_table_rtx to be marked as used here.
8268 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8269 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8270 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8271 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8274 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8276 * alloc-pool.c (hash_descriptor, eq_descriptor,
8277 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8278 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8280 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8281 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8282 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8283 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8286 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8288 * tree-flow.h (loop_only_exit_p): Declare.
8289 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8290 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8291 the number of iterations if it is constant. Otherwise, if this is the
8292 only possible exit of the loop, use the conservative estimate on the
8293 number of iterations of the entire loop if available.
8295 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8297 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8298 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8299 Add synchronization functions.
8300 * config/sync.c: New file.
8301 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8302 (LIBGCC_SYNC_CFLAGS): Likewise.
8304 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8307 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8308 (*pushtf_sse): New insn pattern.
8309 (pushtf splitters): New splitters.
8311 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8314 * predict.c (build_predict_expr): Use void_type_node for the tree
8315 type, instead of NULL_TREE.
8317 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8319 * config/i386/i386.c (contains_aligned_value_p): Return true
8321 (ix86_data_alignment): Align TCmode to 128bits.
8322 (ix86_local_alignment): Likewise.
8324 2008-07-03 Andrew Haley <aph@redhat.com>
8327 * vec.h (VEC_TA): New.
8328 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8329 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8330 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8331 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8332 (C_COMMON_FIXED_TYPES): Remove first arg.
8333 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8334 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8335 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8336 not to use empty macro arguments.
8338 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8340 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8341 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8342 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8343 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8344 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8345 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8346 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8347 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8348 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8349 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8350 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8351 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8352 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8353 config/rs6000/e500crtres64gpr.asm,
8354 config/rs6000/e500crtres64gprctr.asm,
8355 config/rs6000/e500crtrest32gpr.asm,
8356 config/rs6000/e500crtrest64gpr.asm,
8357 config/rs6000/e500crtresx32gpr.asm,
8358 config/rs6000/e500crtresx64gpr.asm,
8359 config/rs6000/e500crtsav32gpr.asm,
8360 config/rs6000/e500crtsav64gpr.asm,
8361 config/rs6000/e500crtsav64gprctr.asm,
8362 config/rs6000/e500crtsavg32gpr.asm,
8363 config/rs6000/e500crtsavg64gpr.asm,
8364 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8365 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8366 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8367 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8368 config/sparc/sol2-cn.asm: Remove .file directives.
8370 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8372 * resource.c (mark_referenced_resources): Look inside
8373 UNSPEC_VOLATILEs and ASM_INPUTs.
8375 2008-07-02 Ian Lance Taylor <iant@google.com>
8377 * rtlanal.c (add_reg_note): New function.
8378 * rtl.h (add_reg_note): Declare.
8379 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8380 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8381 * builtins.c (expand_builtin_longjmp): Likewise.
8382 (expand_builtin_nonlocal_goto): Likewise.
8383 * calls.c (emit_call_1, expand_call): Likewise.
8384 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8385 * cfglayout.c (fixup_reorder_chain): Likewise.
8386 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8387 (commit_one_edge_insertion): Likewise.
8388 * combine.c (move_deaths, distribute_notes): Likewise.
8389 * df-problems.c (df_set_note): Likewise.
8390 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8391 (set_unique_reg_note): Likewise.
8392 (emit_copy_of_insn_after): Likewise.
8393 * expr.c (expand_expr_real): Likewise.
8394 * gcse.c (add_label_notes): Likewise.
8395 * haifa-sched.c (create_check_block_twin): Likewise.
8396 * jump.c (mark_jump_label_1): Likewise.
8397 * loop-doloop.c (add_test, doloop_modify): Likewise.
8398 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8399 * lower-subreg.c (move_eh_region_note): Likewise.
8400 * optabs.c (emit_libcall_block): Likewise.
8401 * predict.c (predict_insn): Likewise.
8402 (combine_predictions_for_insn): Likewise.
8403 * recog.c (peephole2_optimize): Likewise.
8404 * regmove.c (try_auto_increment): Likewise.
8405 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8406 * reload.c (find_reloads): Likewise.
8407 * reload1.c (fixup_eh_region_note): Likewise.
8408 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8409 * reorg.c (delete_prior_computation): Likewise.
8410 (delete_computation, dbr_schedule): Likewise.
8411 * config/pa/pa.c (legitimize_pic_address): Likewise.
8412 * config/sh/sh.c (sh_reorg): Likewise.
8414 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8417 * config/libgcc-glibc.ver: Add %exclude.
8418 * config/m32r/libgcc-glibc.ver: Likwise.
8419 * config/s390/libgcc-glibc.ver: Likwise.
8420 * config/sh/libgcc-glibc.ver: Likwise.
8421 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8423 * config/i386/libgcc-glibc.ver: New.
8425 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8427 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8429 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8430 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8431 i[34567]86-*-linux*, x86_64-*-linux*. Add
8432 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8433 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8434 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8435 i[34567]86-*-linux*, x86_64-*-linux*.
8437 * libgcc-std.ver: Add empty GCC_4.4.0.
8439 * mkmap-symver.awk: Support multiple versions per symbol.
8441 * config/i386/i386.c (ix86_init_builtins): Always define
8442 __builtin_fabsq and __builtin_copysignq with fallbacks.
8443 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8444 and __builtin_copysignq if SSE2 isn't available.
8446 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8447 (LIBGCC2_TF_CEXT): Likwise.
8450 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8452 * config/i386/sfp-machine.h: Moved to libgcc.
8454 * config/i386/sfp-machine.h: New.
8455 * config/i386/t-linux: Likwise.
8457 * config/i386/t-darwin: Remove softfp_wrap_start and
8459 * config/i386/t-darwin64: Likewise.
8461 * config/i386/t-fprules-softfp64: Renamed to ...
8462 * config/i386/t-fprules-softfp: This.
8464 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8465 and softfp_wrap_end.
8467 2008-07-02 Jason Merrill <jason@redhat.com>
8469 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8471 * tree.c (ctor_to_list): New fn.
8472 * tree.h: Declare it.
8473 (CONSTRUCTOR_ELT): New macro.
8474 (CONSTRUCTOR_NELTS): New macro.
8476 2008-07-02 Richard Guenther <rguenther@suse.de>
8478 * tree-ssa-structalias.c (struct variable_info): Reorder
8479 to fill padding on 64bit hosts. Make collapsed_to an int.
8480 (get_varinfo_fc): Deal with that.
8481 (new_var_info): Likewise.
8482 (collapse_rest_of_var): Likewise.
8484 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8486 * doc/install.texi (--enable-java-home): Document.
8487 (--enable-aot-compile-rpm): Likewise.
8488 (--with-arch-directory): Likewise.
8489 (--with-os-directory): Likewise.
8490 (--with-origin-name): Likewise.
8491 (--with-arch-suffix): Likewise.
8492 (--with-jvm-root-dir): Likewise.
8493 (--with-jvm-jar-dir): Likewise.
8494 (--with-python-dir): Likewise.
8496 2008-07-02 Richard Guenther <rguenther@suse.de>
8498 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8499 from decls explicitly. Merge operand checking from tuples.
8501 2008-07-02 Martin Jambor <mjambor@suse.cz>
8503 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8505 2008-07-02 Martin Jambor <mjambor@suse.cz>
8507 * tree-switch-conversion.c: Included timevar.h
8508 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8510 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8512 2008-07-02 Martin Jambor <mjambor@suse.cz>
8514 * tree-switch-conversion.c: Corrected various comments and
8516 (build_constructors): Fixed minor formatting mistakes.
8518 * invoke.texi (Optimize Options): Corrected the
8519 switch-conversion-max-branch-ratio parameter.
8521 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8523 * final.c (asm_insn_count): Return zero for an empty asm body.
8525 2008-07-02 Richard Guenther <rguenther@suse.de>
8527 * bitmap.h (bitmap_set_bit): Return bool.
8528 (bitmap_clear_bit): Likewise.
8529 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8530 write to the bitmap if it would.
8531 (bitmap_clear_bit): Likewise.
8532 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8533 bitmap_set_bit return value.
8534 (add_pred_graph_edge): Likewise.
8535 (add_graph_edge): Likewise.
8536 (do_sd_constraint): Likewise.
8537 (do_ds_constraint): Likewise.
8539 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8541 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8542 Fix -Wc++-compat and/or -Wcast-qual warnings.
8543 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8544 gen_regparm_prefix): Likewise.
8545 * vmsdbgout.c (write_modbeg, lookup_filename,
8546 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8548 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8550 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8551 defaults.h definition apply.
8553 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8555 * function.c (assign_parm_remove_parallels): New.
8556 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8558 (assign_parm_setup_block): Do not handle them.
8559 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8560 assign_parm_remove_parallels.
8562 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8564 * c-typeck.c (convert_for_assignment): Use
8565 vector_targets_convertible_p.
8566 * c-common.c (vector_targets_convertible_p): New.
8567 * c-common.h (vector_targets_convertible_p): New prototype.
8568 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8569 opaque_p_V2SI_type_node.
8571 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8573 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8576 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8578 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8579 TFmode constants via two element DImode vector for hosts with
8580 HOST_BITS_PER_WIDE_INT < 64.
8581 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8582 also for HOST_BITS_PER_WIDE_INT < 64.
8584 2008-07-01 Richard Guenther <rguenther@suse.de>
8586 PR tree-optimization/36666
8587 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8588 (get_constraint_exp_from_ssa_var): Split into ...
8589 (get_constraint_exp_for_temp): ... this ...
8590 (get_constraint_for_ssa_var): ... and that.
8591 Return constraint expressions for all touched sub-fields
8592 if the results address is not taken.
8593 (process_constraint): Remove assertion that aggregate
8594 assignments do not happen at this place.
8595 (get_constraint_for_component_ref): Add address_p argument.
8596 Return constraint expressions for all touched sub-fields
8597 if the results address is not taken.
8598 (do_deref): Use get_constraint_exp_for_temp.
8599 (get_constraint_for_1): Rename from ...
8600 (get_constraint_for): ... this. Add the old function as wrapper.
8601 (do_structure_copy): Use get_constraint_for_1.
8603 2008-07-01 Martin Jambor <mjambor@suse.cz>
8605 * Makefile.in (tree-switch-conversion.o): Add.
8606 (OBJS-common): Add tree-swtch-conversion.o.
8607 * passes.c (init_optimization_passes): Add pass_convert_switch.
8608 * tree-pass.h: (pass_convert_switch): Add.
8609 * tree-switch-conversion.c: New file.
8610 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8611 * common.opt (ftree-cswtch): New option.
8612 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8613 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8614 * opts.c (decode_options): Set flag_tree_switch_conversion when
8615 optimization level is >= 2.
8616 * doc/invoke.texi (Optimize Options): Added description of
8617 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8619 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8621 * config/darwin-driver.c (darwin_default_min_version): Fix
8622 -Wc++-compat warnings.
8624 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8626 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8629 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8631 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8633 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8635 PR rtl-optimization/34744
8636 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8637 (df_scan_free_internal): Free data structures not
8638 allocated in storage pools.
8639 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8640 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8641 df_scan_free_mws_vec.
8642 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8645 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8647 * config/i386/i386.c (contains_aligned_value_p): Return true
8649 (ix86_function_arg_boundary): Return its natural boundary
8651 (return_in_memory_32): Don't check TDmode.
8652 (ix86_split_to_parts): Support splitting into 4 parts and
8653 support TFmode for 32bit target.
8654 (ix86_split_long_move): Support splitting into 4 parts.
8655 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8657 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8658 (ix86_init_builtins): Here.
8659 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8660 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8661 'q' and 'w', respectively.
8663 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8665 (movtf_internal): Likewise.
8666 (<code>tf2): Likewise.
8667 (*absnegtf2_sse): Likewise.
8668 (copysign<mode>3): Likewise.
8669 (copysign<mode>3_const): Likewise.
8670 (copysign<mode>3_var): Likewise.
8671 (define_split UNSPEC_COPYSIGN): Likewise.
8672 * config/i386/sse.md (*nandtf3): Likewise.
8673 (<code>tf3): Likewise.
8674 (*<code>tf3): Likewise.
8676 2008-06-30 Joey Ye <joey.ye@intel.com>
8677 H.J. Lu <hongjiu.lu@intel.com>
8679 * global.c (compute_regsets): Set frame_pointer_needed here.
8680 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8682 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8684 * doc/install.texi (specific): Expand Windows build notes.
8686 2008-06-30 Ira Rosen <irar@il.ibm.com>
8688 PR tree-optimization/36648
8689 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8690 number of prolog iterations by step. Fix the comment.
8692 2008-06-30 Richard Guenther <rguenther@suse.de>
8695 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8696 handle calls from ECF_MALLOC functions.
8697 (handle_pure_call): ECF_MALLOC functions do not return
8699 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8701 2008-06-29 Andreas Schwab <schwab@suse.de>
8703 * config/m68k/m68k.c (print_operand): Always print a float
8705 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8706 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8709 * config/rs6000/x-linux64: Remove never used file.
8711 2008-06-29 Richard Guenther <rguenther@suse.de>
8713 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8715 (struct alias_info): Move ...
8716 * tree-ssa-alias.c: ... here.
8717 (update_alias_info): Declare.
8718 (compute_may_aliases): Call it.
8719 (update_alias_info): New function.
8720 * tree-ssa-structalias.c (update_alias_info): Move ...
8721 * tree-ssa-alias.c (update_alias_info_1): ... here.
8722 * tree-ssa-structalias.c (process_constraint_1): Remove
8723 unused from_call argument. Rename to ...
8724 (process_constraint): ... this. Delete old wrapper.
8725 (make_constraint_to): Adjust callers.
8726 (handle_const_call): Likewise.
8727 (handle_pure_call): Likewise.
8728 (init_base_vars): Likewise.
8729 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8730 (find_func_aliases): We don't need structure copies for
8732 (make_constraint_from_anything): Remove.
8733 (create_variable_info_for): For globals make constraints
8734 from escaped, not from anything.
8735 (compute_points_to_sets): Do not call update_alias_info.
8736 (ipa_pta_execute): Use make_constraint_from.
8738 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8740 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8741 (bitmap.o-warn, dominance.o-warn): New.
8742 * configure.ac (cxx_compat_warn): Delete.
8743 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8744 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8746 * configure: Regenerate.
8748 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8751 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8753 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8754 * df-scan.c (df_notes_rescan): Likewise.
8755 * ggc-page.c (set_page_table_entry): Likewise.
8756 * intl.c (gcc_gettext_width): Likewise.
8757 * varasm.c (get_unnamed_section, get_noswitch_section,
8758 get_section): Likewise.
8760 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8762 * regrename.c (build_def_use): Don't copy RTX.
8764 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8766 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8767 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8768 punctuation. Use @ref instead of @xref.
8769 (Function Names): Remove stray @display/@end display.
8770 (C++ Attributes): Use @ref instead of @xref.
8771 (Deprecated Features): Fix punctuation around @xref.
8772 (Backwards Compatibility): Likewise.
8773 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8775 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8777 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8778 constants for E500 double.
8780 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8782 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8783 element type of const_vector.
8785 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8787 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8788 Remove FLAGS_REG clobber from expander pattern.
8789 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8790 (anddi3, andsi3, andhi3, andqi3): Ditto.
8791 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8792 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8793 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8794 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8795 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8796 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8797 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8798 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8800 2008-06-28 Richard Guenther <rguenther@suse.de>
8802 * tree-ssa-structalias.c (callused_id, var_callused,
8803 callused_tree): Add.
8804 (handle_pure_call): New function.
8805 (find_func_aliases): Call it.
8806 (find_what_p_points_to): Handle the call-used set.
8807 (clobber_what_escaped): Likewise.
8808 (compute_call_used_vars): New function.
8809 (init_base_vars): Init the call-used variable.
8810 (do_sd_constraint): Do not propagate the solution from CALLUSED
8811 but use CALLUSED as a placeholder.
8812 (solve_graph): Likewise.
8813 * tree-flow-inline.h (gimple_call_used_vars): New function.
8814 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8815 (compute_call_used_vars): Declare.
8816 * tree-ssa-alias.c (set_initial_properties): Call
8817 compute_call_used_vars.
8818 (reset_alias_info): Clear call-used variables.
8819 (add_call_clobber_ops): Assert we are not called for const/pure
8820 functions. Remove handling of them.
8821 (add_call_read_ops): Handle pure functions by adding the
8822 call-used set of variables as VUSEs.
8823 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8824 (delete_tree_ssa): Free it.
8825 * tree-dfa.c (remove_referenced_var): Clear the var from the
8828 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8830 * tree.c (build_varargs_function_type_list): New.
8831 (build_function_type_list_1): New.
8832 (build_function_type_list): Use build_function_type_list_1.
8833 * tree.h (build_varargs_function_type_list): New.
8835 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8838 * config/spu/spu.c (spu_builtin_splats): Do not generate
8839 invalid CONST_VECTOR expressions.
8840 (spu_expand_vector_init): Likewise.
8842 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8844 * optabs.c (libfunc_decls): New variable.
8845 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8846 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8847 for the same function twice.
8849 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8851 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8852 ix86_expand_binary_operator directly.
8853 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8855 (*ashrti3_1): Ditto.
8856 (*lshrti3_1): Ditto.
8857 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8858 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8859 using only one splitter. Conditionaly execute splitter before or
8860 after peephole2 pass.
8861 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8862 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8863 Use only one alternative in asm template.
8864 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8866 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8867 "J" operand constraint for operand 2.
8868 (*ashldi3_cconly_rex64): Ditto.
8869 (*ashrdi3_cmp_rex64): Ditto.
8870 (*ashrdi3_cconly_rex64): Ditto.
8871 (*lshrdi3_cmp_rex64): Ditto.
8872 (*lshrdi3_cconly_rex64): Ditto.
8873 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8874 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8875 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8878 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8880 * gimplify.c (omp_is_private): Don't return true if decl is not
8881 already private on #pragma omp for or #pragma omp parallel for.
8884 * tree-cfg.c (struct move_stmt_d): Replace block field with
8885 orig_block and new_block fields.
8886 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8887 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8888 (move_block_to_fn): Replace vars_map and new_label_map arguments
8889 with struct move_stmt_d pointer.
8890 (replace_block_vars_by_duplicates): New function.
8891 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8892 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8893 all subblocks of ORIG_BLOCK to the new function. Call
8894 replace_block_vars_by_duplicates.
8895 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8896 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8897 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8898 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8899 (expand_omp): Temporarily set input_location to the location of
8900 region's controlling stmt.
8901 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8902 BIND_EXPR, push ctx->block_vars and gimplification vars into
8903 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8905 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8906 there are any BLOCK_VARS.
8907 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8908 OMP_PARALLEL or OMP_TASK stmt.
8909 (lower_omp): Save and restore input_location around the lower_omp_1
8912 2008-06-27 Richard Guenther <rguenther@suse.de>
8914 PR tree-optimization/36400
8915 PR tree-optimization/36373
8916 PR tree-optimization/36344
8917 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8918 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8919 (update_alias_info): Remove call clobbering code.
8920 (make_constraint_to): New helper function.
8921 (make_escape_constraint): Likewise.
8922 (handle_rhs_call): Use it on all pointer containing arguments.
8923 Also mark the static chain escaped.
8924 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8925 instead of ANYTHING.
8926 (make_constraint_from): New helper split out from ...
8927 (make_constraint_from_anything): ... here.
8928 (find_func_aliases): Add constraints for escape sites.
8929 (intra_create_variable_infos): Make constraints from NONLOCAL
8931 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8933 (clobber_what_p_points_to): Remove.
8934 (clobber_what_escaped): New function.
8935 (init_base_vars): Init NONLOCAL and ESCAPED.
8936 (do_sd_constraint): Do not propagate the solution from ESCAPED
8937 but use ESCAPED as a placeholder.
8938 (solve_graph): Likewise.
8939 * tree-flow.h (clobber_what_p_points_to): Remove.
8940 (clobber_what_escaped): Declare.
8941 * tree-ssa-alias.c (set_initial_properties): Call it.
8942 Remove code clobbering escaped pointers.
8944 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8946 * function.c (allocate_struct_function): Only allocate a unique
8947 funcdef_no if the decl is nonzero.
8949 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8951 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8952 * config/mips/mips.c (mips_split_const_insns): New function.
8953 * config/mips/mips.md (move_type): New attribute.
8954 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8955 (dword_mode): New attribute.
8956 (type): Avoid long line. Map "move_type"s to "type"s,
8957 choosing "multi" for doubleword moves if appropriate.
8958 Swap MTC/MFC comments to match their declaration order.
8959 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8960 "type" is "branch" or "jal" is "direct".
8961 (length): Handle "extended_mips16" first. Make the default
8962 "0" for "ghost" instructions. Set the length from "move_type".
8963 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8964 of "type", with "sll0" for the register alternative. Remove the
8965 "extended_mips16" attribute.
8966 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8967 of "type", with "shift_shift" for the register alternative.
8968 Remove the "length" attribute.
8969 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8970 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8971 of "type", with "andi" for the register alternative.
8972 (*zero_extendqihi2): Likewise.
8973 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8974 of "andi" instead of a "type" of "arith".
8975 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8977 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8978 (mov_<store>r, *mov<mode>_ra): Likewise.
8979 (extendsidi2): Use "move_type" instead of "type", with "move"
8980 for the register alternative.
8981 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8982 of "type", with "signext" for the register alternative.
8983 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8984 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8985 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8986 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8987 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8988 (unnamed branch insn): Likewise.
8989 (*movdi_gp32_fp64): Fold into...
8990 (*movdi_32bit): ...here.
8991 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8992 (*movdf_hardfloat): ...this new pattern.
8993 (*movdf_softfloat): Remove redundant FPR alternatives.
8994 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8995 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8996 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8997 the "move" attribute.
8998 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8999 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9000 and "store" for COP loads and stores.
9001 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9002 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9003 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9004 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9005 (*movtf_mips16, *movv2sf): Likewise.
9006 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9007 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9008 (mfhc1<mode>): Use "move_type" instead of "move".
9009 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9010 (loadgp_blockage): Remove the "length" attribute.
9011 (blockage, set_got_version, update_got_version): Likewise.
9012 (call_internal): Remove the "extended_mips16" attribute.
9013 (call_value_internal, call_value_multiple_internal): Likewise.
9014 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9016 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9017 the "length" attribute.
9019 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9021 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9022 -Wcast-qual warnings.
9023 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9024 handle_pragma_pop_macro): Likewise.
9025 * collect2.c (resolve_lib_name): Likewise.
9026 * config/arc/arc.c (arc_init): Likewise.
9027 * config/arm/arm.c (neon_builtin_compare,
9028 locate_neon_builtin_icode): Likewise.
9029 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9030 * config/bfin/bfin.c (bfin_init_machine_status,
9031 bfin_optimize_loop): Likewise.
9032 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9033 * config/cris/cris.c (cris_init_expanders): Likewise.
9034 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9035 * config/darwin.c (machopic_indirection_eq,
9036 machopic_indirection_name, machopic_output_indirection): Likewise.
9037 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9038 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9039 frv_optimize_membar): Likewise.
9040 * config/i386/cygwin.h (mingw_scan,
9041 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9042 * config/i386/cygwin1.c (mingw_scan): Likewise.
9043 * config/i386/i386.c (machopic_output_stub): Likewise.
9044 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9045 i386_pe_unique_section): Likewise.
9046 * config/ia64/ia64.c (ia64_init_machine_status,
9047 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9049 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9050 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9051 * config/m68k/m68k.c (m68k_handle_option,
9052 m68k_sched_md_init_global): Likewise.
9053 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9054 mcore_unique_section): Likewise.
9055 * config/mips/mips.c (mips_block_move_straight,
9056 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9058 * config/mmix/mmix.c (mmix_init_machine_status,
9059 mmix_encode_section_info): Likewise.
9060 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9061 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9062 print_operand_address, output_toc, redefine_groups,
9063 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9064 * config/s390/s390.c (s390_init_machine_status): Likewise.
9065 * config/score/score.c (score_block_move_straight,
9066 score_block_move_loop_body): Likewise.
9067 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9068 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9069 * emit-rtl.c (find_auto_inc): Likewise.
9070 * gcc.c (translate_options, process_command): Likewise.
9071 * reorg.c (dbr_schedule): Likewise.
9072 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9073 * xcoffout.c (xcoffout_declare_function): Likewise.
9075 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9077 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9078 ipa-pta working again.
9080 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9082 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9085 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9087 * config.gcc (powerpc*-*-*): Add new core e500mc.
9088 * config/rs6000/e500mc.md: New file.
9089 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9091 (rs6000_override_options): Add e500mc case to
9092 processor_target_table. Altivec and Spe options not allowed
9093 with e500mc. Add isel instruction to e500mc by
9094 default. Initialize rs6000_cost for e500mc.
9095 (rs6000_issue_rate): Set issue rate for e500mc.
9096 * config/rs6000/rs6000.h (processor_type): Add
9097 PROCESSOR_PPCE500MC.
9098 (ASM_CPU_SPEC): Add e500mc.
9099 Set TARGET_ISEL to rs6000_isel.
9100 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9101 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9102 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9104 * doc/invoke.texi: Add e500mc to list of cpus.
9106 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9109 * c-lex.c (lex_charconst): Initialize unsignedp.
9111 2008-06-27 Olivier Hainque <hainque@adacore.com>
9113 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9114 documented assumptions.
9116 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9118 * dwarf2out.c: Remove trailing white spaces. Break long line
9121 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9123 * libfuncs.h (LTI_synchronize): New libfunc_index.
9124 (synchronize_libfunc): Declare.
9125 * builtins.c (expand_builtin_synchronize): Consider using
9126 synchronize_libfunc before falling back on an asm blockage.
9127 * config/mips/mips.c: Include libfuncs.h
9128 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9130 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9132 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9133 parameter. Copy stack_reg to r11 where appropriate.
9134 (no_global_regs_above): Add gpr parameter.
9135 (rs6000_stack_info): Only add padding for SPE save area if we
9136 are saving SPE GPRs and CR.
9137 (saveres_routine_syms): New variable.
9138 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9140 (rs6000_savres_routine_sym): New function.
9141 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9143 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9144 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9145 Tweak FPR out-of-line saving.
9146 (rs6000_make_savres_rtx): New function.
9147 (rs6000_use_multiple_p): New function.
9148 (rs6000_savres_strategy): New function.
9149 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9150 out-of-line if appropriate.
9151 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9152 if we are optimizing for size.
9153 (GP_SAVE_INLINE): Define.
9154 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9155 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9156 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9157 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9158 (*save_fpregs_<mode>): Add use of r11.
9159 (*restore_gpregs_<mode>): New insn.
9160 (*return_and_restore_gpregs_<mode>): New insn.
9161 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9163 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9164 (*restore_gpregs_spe): New insn.
9165 (*return_and_restore_gpregs_spe): New insn.
9166 * config/rs6000/predicates.md (save_world_operation): Fix check.
9168 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9170 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9171 this point, so assert that.
9173 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9175 * cfganal.c: Include vec.h and vecprim.h.
9176 (compute_idf): Import from...
9177 * tree-into-ssa (compute_idf): ...here.
9178 * basic-block.h (compute_idf): Export.
9180 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9182 * c-decl.c (merge_decls): Use !current_function_decl to check for
9183 extern declaration of C99 inline function being at file scope.
9185 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9187 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9189 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9191 * alias.c (record_alias_subset, init_alias_analysis): Fix
9192 -Wc++-compat and/or -Wcast-qual warnings.
9193 * attribs.c (lookup_attribute_spec): Likewise.
9194 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9195 copy_bb, connect_traces,
9196 find_rarely_executed_basic_blocks_and_cr): Likewise.
9197 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9198 note_btr_set, migrate_btr_defs): Likewise.
9199 * builtins.c (result_vector, expand_builtin_memcpy,
9200 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9201 builtin_memset_read_str, expand_builtin_printf,
9202 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9204 * caller-save.c (mark_set_regs): Likewise.
9205 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9206 * cgraph.c (cgraph_edge): Likewise.
9207 * combine.c (likely_spilled_retval_1): Likewise.
9208 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9209 htab_counts_entry_del, get_coverage_counts): Likewise.
9210 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9211 new_cselib_val): Likewise.
9212 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9213 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9215 * df-core.c (df_compact_blocks): Likewise.
9216 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9217 * df-scan.c (df_grow_reg_info, df_ref_create,
9218 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9219 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9220 df_record_entry_block_defs, df_record_exit_block_uses,
9221 df_bb_verify): Likewise.
9222 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9223 DF_REF_EXTRACT_MODE_CONST): New.
9224 * dominance.c (get_immediate_dominator, get_dominated_by,
9225 nearest_common_dominator, root_of_dom_tree,
9226 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9227 -Wc++-compat and/or -Wcast-qual warnings.
9228 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9229 record_store, replace_read, check_mem_read_rtx, scan_insn,
9230 dse_step1, dse_record_singleton_alias_set): Likewise.
9231 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9233 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9235 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9236 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9237 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9238 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9239 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9240 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9241 file_name_acquire, output_file_names, add_const_value_attribute,
9242 premark_used_types_helper, file_table_eq, file_table_hash,
9243 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9244 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9245 -Wcast-qual warnings.
9246 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9247 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9248 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9249 gen_reg_rtx, start_sequence, init_emit): Likewise.
9250 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9251 * except.c (init_eh_for_function, gen_eh_region,
9252 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9253 arh_to_landing_pad, arh_to_label, add_action_record,
9254 add_call_site, switch_to_exception_section): Likewise.
9255 * expmed.c (synth_mult): Likewise.
9256 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9257 store_expr): Likewise.
9258 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9260 * function.c (assign_stack_temp_for_type,
9261 allocate_struct_function, match_asm_constraints_1): Likewise.
9262 * gcov-io.c (gcov_allocate): Likewise.
9263 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9264 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9265 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9266 record_one_set, insert_expr_in_table, insert_set_in_table,
9267 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9268 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9269 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9270 -Wcast-qual warnings.
9272 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9274 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9275 -Wcast-qual warnings.
9276 * gcc.c (process_command): Likewise.
9277 * genattrtab.c (oballoc): Use XOBNEW.
9278 (oballocvec): Define.
9279 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9280 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9281 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9282 -Wc++-compat and/or -Wcast-qual warnings.
9283 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9284 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9285 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9286 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9287 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9288 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9289 add_excls, process_presence_absence_names,
9290 process_presence_absence_patterns, add_presence_absence,
9291 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9292 get_free_state, add_arc, get_free_automata_list_el,
9293 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9294 transform_3, cache_presence, create_ainsns, create_automata,
9295 create_state_ainsn_table, dfa_insn_code_enlarge,
9296 output_trans_func, output_min_issue_delay_func,
9297 output_dead_lock_func, output_reset_func,
9298 output_get_cpu_unit_code_func, output_dfa_start_func,
9299 expand_automata): Likewise.
9300 * genextract.c (gen_insn): Likewise.
9301 * gengtype-lex.l: Likewise.
9302 * gengtype.c (read_input_list, adjust_field_type,
9303 process_gc_options): Likewise.
9304 * genoutput.c (note_constraint): Likewise.
9305 * genpreds.c (mangle, add_constraint): Likewise.
9306 * genrecog.c (process_define_predicate, new_decision,
9307 add_to_sequence): Likewise.
9308 * gensupport.c (record_insn_name): Likewise.
9310 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9312 * config/i386/driver-i386.c (detect_caches_amd,
9313 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9314 and/or -Wcast-qual warnings.
9315 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9316 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9317 gt_pch_save): Likewise.
9318 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9319 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9320 * global.c (compute_regsets): Likewise.
9321 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9322 finish_graph_dump_file): Likewise.
9323 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9324 unlink_bb_notes): Likewise.
9325 * integrate.c (get_hard_reg_initial_val): Likewise.
9326 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9327 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9328 * local-alloc.c (update_equiv_regs): Likewise.
9329 * loop-invariant.c (check_invariant_table_size,
9330 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9332 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9333 altered_reg_used, mark_altered): Likewise.
9334 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9335 insert_var_expansion_initialization,
9336 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9337 release_var_copies): Likewise.
9338 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9339 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9340 analyze_accesses_for_phi_node, check_var_notmodified_p,
9341 check_allocation_function, find_sites_in_func,
9342 record_all_accesses_in_func, transform_access_sites,
9343 transform_allocation_sites): Likewise.
9344 * omp-low.c (new_omp_region, create_omp_child_function_name,
9345 check_omp_nesting_restrictions, check_combined_parallel,
9346 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9347 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9348 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9349 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9351 * opts-common.c (prune_options): Likewise.
9352 * opts.c (add_input_filename, print_filtered_help,
9353 get_option_state): Likewise.
9354 * params.c (add_params): Likewise.
9355 * passes.c (set_pass_for_id, next_pass_1,
9356 do_per_function_toporder, pass_fini_dump_file): Likewise.
9357 * postreload.c (reload_cse_simplify_operands): Likewise.
9358 * predict.c (tree_predicted_by_p, tree_predict_edge,
9359 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9361 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9363 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9365 * recog.c (check_asm_operands, validate_change_1): Likewise.
9366 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9367 subst_asm_stack_regs): Likewise.
9368 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9369 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9370 * regmove.c (reg_is_remote_constant_p): Likewise.
9371 * regrename.c (regrename_optimize, scan_rtx_reg,
9372 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9374 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9375 regstat_compute_calls_crossed): Likewise.
9376 * reload1.c (init_reload, new_insn_chain,
9377 has_nonexceptional_receiver, reload, copy_reloads,
9378 calculate_needs_all_insns, init_elim_table): Likewise.
9379 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9380 * rtl.c (shallow_copy_rtx_stat): Likewise.
9381 * rtlanal.c (parms_set): Likewise.
9382 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9383 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9384 * sched-ebb.c (earliest_block_with_similiar_load,
9385 add_deps_for_risky_insns): Likewise.
9386 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9387 schedule_region): Likewise.
9388 * see.c (eq_descriptor_pre_extension,
9389 hash_descriptor_pre_extension, hash_del_pre_extension,
9390 eq_descriptor_properties, hash_descriptor_properties,
9391 hash_del_properties, see_seek_pre_extension_expr,
9392 see_initialize_data_structures, see_print_register_properties,
9393 see_print_pre_extension_expr, see_delete_merged_def_extension,
9394 see_delete_unmerged_def_extension, see_emit_use_extension,
9395 see_pre_delete_extension, see_map_extension, see_commit_changes,
9396 see_analyze_merged_def_local_prop,
9397 see_analyze_merged_def_local_prop,
9398 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9399 see_set_prop_merged_def, see_set_prop_unmerged_def,
9400 see_set_prop_unmerged_use, see_print_one_extension,
9401 see_merge_one_use_extension, see_merge_one_def_extension,
9402 see_store_reference_and_extension, see_update_uses_relevancy,
9403 see_update_defs_relevancy): Likewise.
9404 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9405 hash_statistics_free, curr_statistics_hash): Likewise.
9406 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9407 expand_asm_operands, expand_return, case_bit_test_cmp,
9408 expand_case): Likewise.
9409 * stor-layout.c (start_record_layout): Likewise.
9410 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9411 gt_pch_save_stringpool): Likewise.
9412 * tree-data-ref.c (hash_stmt_vertex_info,
9413 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9414 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9416 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9419 * config/i386/i386.md : Change constraints of HImode and QImode
9420 immediate operands from "i" to "n". Change SImode "ni" constraint to
9421 "i" and SImode "rmi" constraint to "g". Remove all constraints
9422 from const0_operand and const1_operand predicated operands.
9423 (i): Change QImode and HImode attribute from "i" to "n".
9424 (*subqi_2): Change HImode operands to QImode.
9427 2008-06-25 Olivier Hainque <hainque@adacore.com>
9429 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9432 2008-06-25 Richard Guenther <rguenther@suse.de>
9434 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9435 not overflow the result type.
9437 2008-06-25 Richard Guenther <rguenther@suse.de>
9439 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9440 (vn_lookup): Likewise.
9442 2008-06-25 Richard Guenther <rguenther@suse.de>
9444 PR tree-optimization/35518
9445 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9446 * tree-sra.c (instantiate_element): Use fold_build3 to build
9448 (try_instantiate_multiple_fields): Likewise.
9450 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9452 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9455 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9457 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9458 use_backchain_to_restore_sp to true
9459 if the offset of the link register save area would go over the 32k - 1
9460 offset limit of the load
9463 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9465 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9466 anchor for the type-punning blurb. Cross-reference "Structures
9467 unions enumerations and bit-fields implementation". Provide a
9468 cast-through-pointer example. Make final sentence self-contained.
9469 * doc/implement-c.texi (Structures unions enumerations and
9470 bit-fields implementation): Cross-reference the type-punning blurb
9471 in the -fstrict-aliasing documentation.
9473 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9476 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9477 the memory instead of the memory itself for the save area.
9479 2008-06-24 Olivier Hainque <hainque@adacore.com>
9480 Nicolas Roche <roche@adacore.com>
9482 * gengtype.c (srcdir_len): size_t instead of int.
9483 (get_file_realbasename): New function. For F a filename, the real
9484 basename of F, with all the path components stripped.
9485 (get_file_srcdir_relative_path): New function. For F a filename, the
9486 relative path to F from $(srcdir).
9487 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9488 get_file_realbasename. Adjust the head comment.
9489 (get_prefix_langdir_index): New function. For F a filename, return the
9490 lang_dir_names[] relative index of the language directory that is
9492 (get_file_langdir): For F a filename, return the name of the language
9493 directory where F is located.
9494 (get_file_gtfilename): New function. The gt- output file name for an
9496 (get_output_file_with_visibility): Replace in-line computations with
9497 uses of get_file_gtfilename and get_prefix_langdir_index.
9498 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9500 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9502 PR tree-optimization/36504
9503 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9504 references without base address.
9506 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9509 * calls.c (expand_call): Increase alignment for recursive functions.
9511 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9513 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9514 (TARGET_FUNCTION_VALUE): New define.
9515 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9516 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9518 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9520 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9521 (fmod<mode>3): Ditto.
9522 (remainderxf3): Ditto.
9523 (remainder<mode>3): Ditto.
9525 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9528 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9529 REG is a hard register.
9531 PR tree-optimization/36508
9532 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9533 499, don't check it at all in release compilers.
9535 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9537 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9538 together with SSE_TARGET_MATH to disable insn pattern.
9539 (*fop_<MODEF:mode>_2_i387): Ditto.
9540 (*fop_<MODEF:mode>_3_i387): Ditto.
9542 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9544 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9546 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9549 * gimplify.c (gimplify_asm_expr): Check the return code of
9550 parse_output_constraint call, set function return and is_inout
9553 2008-06-22 Ian Lance Taylor <iant@google.com>
9555 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9556 (narrowest_signed_type): Likewise.
9557 * c-typeck.c (c_common_type): Change local variable mclass to enum
9559 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9560 tcc_comparison, not the tree code itself.
9561 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9562 (c_expand_expr): Cast modifier to enum expand_modifier.
9563 * c-common.h (C_RID_CODE): Add casts.
9564 (C_SET_RID_CODE): Define.
9565 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9566 (c_lex_one_token): Add cast to avoid warning.
9567 (c_parser_objc_type_name): Rename local typename to type_name.
9568 (check_no_duplicate_clause): Change code parameter to enum
9570 (c_parser_omp_var_list_parens): Change kind parameter to enum
9572 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9573 c_parser_omp_list_var_parens.
9574 (c_parser_omp_threadprivate): Likewise.
9575 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9576 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9577 * c-format.c (NO_FMT): Define.
9578 (printf_length_specs): Use NO_FMT.
9579 (asm_fprintf_length_specs): Likewise.
9580 (gcc_diag_length_specs): Likewise.
9581 (scanf_length_specs): Likewise.
9582 (strfmon_length_specs): Likewise.
9583 (gcc_gfc_length_specs): Likewise.
9584 (printf_flag_specs): Change 0 to STD_C89.
9585 (asm_fprintf_flag_specs): Likewise.
9586 (gcc_diag_flag_specs): Likewise.
9587 (gcc_cxxdiag_flag_specs): Likewise.
9588 (scanf_flag_specs): Likewise.
9589 (strftime_flag_specs): Likewise.
9590 (strfmon_flag_specs): Likewise.
9591 (print_char_table): Likewise.
9592 (asm_fprintf_char_table): Likewise.
9593 (gcc_diag_char_table): Likewise.
9594 (gcc_tdiag_char_table): Likewise.
9595 (gcc_cdiag_char_table): Likewise.
9596 (gcc_cxxdiag_char_table): Likewise.
9597 (gcc_gfc_char_table): Likewise.
9598 (scan_char_table): Likewise.
9599 (time_char_table): Likewis.
9600 (monetary_char_table): Likewise.
9601 * c-format.h (BADLEN): Likewise.
9603 2008-06-21 Ian Lance Taylor <iant@google.com>
9605 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9606 Define END_OF_BASE_TREE_CODES around inclusion.
9607 * tree.c (tree_code_type): New global array.
9608 (tree_code_length, tree_code_name): Likewise.
9609 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9611 (all-tree.def, s-alltree): New targets.
9612 (gencheck.h, s-gencheck): Remove.
9613 (tree.o): Depend upon all-tree.def.
9614 (build/gencheck.o): Remove gencheck.h dependency.
9615 (mostlyclean): Don't remove gencheck.h.
9616 * c-common.h (enum c_tree_code): Remove.
9617 * c-lang.c (tree_code_type): Remove.
9618 (tree_code_length, tree_code_name): Remove.
9619 * gencheck.c (tree_codes): Include all-tree.def, rather than
9620 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9622 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9624 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9625 (operator_name_info): Size to MAX_TREE_CODES.
9626 (assignment_operator_name_info): Likewise.
9627 * cp/cp-lang.c (tree_code_type): Remove.
9628 (tree_code_length, tree_code_name): Remove.
9629 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9630 (assignment_operator_name_info): Likewise.
9631 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9633 * cp/mangle.c (write_expression): Likewise.
9634 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9635 * fortran/f95-lang.c (tree_code_type): Remove.
9636 (tree_code_length, tree_code_name): Remove.
9637 * java/java-tree.h (enum java_tree_code): Remove.
9638 * java/lang.c (tree_code_type): Remove.
9639 (tree_code_length, tree_code_name): Remove.
9640 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9641 * objc/objc-act.h (enum objc_tree_code): Remove.
9642 * objc/objc-lang.c (tree_code_type): Remove.
9643 (tree_code_length, tree_code_name): Remove.
9644 * objcp/objcp-lang.c (tree_code_type): Remove.
9645 (tree_code_length, tree_code_name): Remove.
9646 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9647 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9648 * ada/misc.c (tree_code_type): Remove.
9649 (tree_code_length, tree_code_name): Remove.
9651 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9653 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9654 the grand_bitmap_obstack.
9656 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9658 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9659 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9660 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9661 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9662 move_stmt_r, new_label_mapper): Likewise.
9663 * tree-complex.c (cvc_lookup): Likewise.
9664 * tree-dfa.c (create_function_ann): Likewise.
9665 * tree-dump.c (dump_register): Likewise.
9666 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9667 find_phi_replacement_condition): Likewise.
9668 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9669 tree_function_versioning): Likewise.
9670 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9671 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9672 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9673 get_nonlocal_debug_decl, convert_nonlocal_reference,
9674 convert_nonlocal_omp_clauses, get_local_debug_decl,
9675 convert_local_reference, convert_local_omp_clauses,
9676 convert_nl_goto_reference, convert_nl_goto_receiver,
9677 convert_tramp_reference, convert_call_expr): Likewise.
9678 * tree-outof-ssa.c (contains_tree_r): Likewise.
9679 * tree-parloops.c (reduction_phi, initialize_reductions,
9680 eliminate_local_variables_1, add_field_for_reduction,
9681 add_field_for_name, create_phi_for_local_result,
9682 create_call_for_reduction_1, create_loads_for_reductions,
9683 create_stores_for_reduction, create_loads_and_stores_for_name):
9685 * tree-phinodes.c (allocate_phi_node): Likewise.
9686 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9687 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9688 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9689 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9690 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9691 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9692 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9693 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9694 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9695 vn_nary_op_insert): Likewise.
9696 * tree-ssa.c (redirect_edge_var_map_add,
9697 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9698 * tree-vectorizer.c (vectorize_loops): Likewise.
9699 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9700 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9701 tree_cons_stat, build1_stat, build_variant_type_copy,
9702 decl_init_priority_lookup, decl_fini_priority_lookup,
9703 decl_priority_info, decl_restrict_base_lookup,
9704 decl_restrict_base_insert, decl_debug_expr_lookup,
9705 decl_debug_expr_insert, decl_value_expr_lookup,
9706 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9707 type_hash_add, get_file_function_name, tree_check_failed,
9708 tree_not_check_failed, tree_range_check_failed,
9709 omp_clause_range_check_failed, build_omp_clause,
9710 build_vl_exp_stat): Likewise.
9711 * value-prof.c (gimple_histogram_value,
9712 gimple_duplicate_stmt_histograms): Likewise.
9713 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9714 unshare_variable, variable_union_info_cmp_pos, variable_union,
9715 dataflow_set_different_1, dataflow_set_different_2,
9716 vt_find_locations, variable_was_changed, set_variable_part,
9717 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9718 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9719 section_entry_hash, object_block_entry_eq,
9720 object_block_entry_hash, create_block_symbol,
9721 initialize_cold_section_name, default_function_rodata_section,
9722 strip_reg_name, set_user_assembler_name, const_desc_eq,
9723 build_constant_desc, output_constant_def, lookup_constant_def,
9724 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9725 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9726 default_internal_label): Likewise.
9727 * varray.c (varray_init, varray_grow): Likewise.
9728 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9730 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9732 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9733 operators for "test" insn. Macroize insn using SWI mode macro.
9734 (*jcc_fused_2): Ditto.
9735 (*jcc_fused_3): Macroize insn using SWI mode macro.
9736 (*jcc_fused_4): Ditto.
9738 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9740 * tree-ssa-pre.c: Fix typo in comment.
9741 (init_antic, fini_antic): Add explicit funtions for
9742 initializing and deinitializing ANTIC and AVAIL sets.
9743 (create_expression_by_pieces): Fix typo in comment.
9744 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9745 (execute_pre): Eventually dump details about ANTIC_IN.
9747 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9749 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9750 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9751 add_to_obstack, file_at_path, find_a_file, execute,
9752 add_preprocessor_option, add_assembler_option, add_linker_option,
9753 process_command, insert_wrapper, do_option_spec, do_self_spec,
9754 spec_path, do_spec_1, is_directory, main, used_arg,
9755 getenv_spec_function): Likewise.
9756 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9757 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9760 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9762 * doc/rtl.texi: Updated subreg section.
9764 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9767 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9768 node->needed and node->reachable.
9769 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9770 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9771 (expand_task_call): Don't call expand_task_copyfn.
9772 (expand_task_copyfn): Renamed to...
9773 (finalize_task_copyfn): ... this.
9775 2008-06-19 Jan Hubicka <jh@suse.cz>
9777 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9778 clobbering framepointer.
9780 2008-06-19 Jan Hubicka <jh@suse.cz>
9782 * tree-optimize.c (execute_early_local_optimizations): Set
9783 cgraph_state only at first invocation.
9785 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9787 * system.h (-Wc++-compat): Activate as a warning, no an error.
9789 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9792 instead of "#" in insn asm template.
9793 (*jcc_fused_2): Ditto.
9795 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9797 * config/i386/i386.h (ix86_tune_indices)
9798 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9799 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9800 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9801 (*jcc_fused_2): Ditto.
9802 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9803 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9804 (print operand): Handle 'E' and 'e' code.
9806 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9808 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9809 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9810 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9812 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9814 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9816 (cgraph_expand_function): Use local copy of decl.
9817 (cgraph_expand_all_functions): Remove redundant initialization of
9819 (cgraph_optimize): Reword internal_error message.
9821 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9823 * arm-protos.h (arm_return_in_memory): Remove public
9824 arm_return_in_memory() prototype.
9825 * arm.c (arm_return_in_memory): Add static prototype, add target
9826 hook macro, change definition and comments.
9827 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9829 2008-06-19 Ben Elliston <bje@au.ibm.com>
9831 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9832 real.c: Remove references to IEEE 754R.
9833 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9834 * doc/libgcc.texi (Decimal float library routines): Likewise.
9836 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9838 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9839 (default_unwind_word_mode): Add prototype.
9840 * targhooks.c (default_unwind_word_mode): New function.
9841 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9842 instead of word_mode.
9843 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9844 (TARGET_INITIALIZER): Use it.
9846 * c-common.c (handle_mode_attribute): Support "unwind_word"
9848 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9850 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9851 word_mode to access SjLj_Function_Context member "data".
9852 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9853 conversion from targetm.eh_return_filter_mode () to
9854 targetm.unwind_word_mode () if they differ.
9856 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9857 (BT_FN_UNWINDWORD_PTR): New function type.
9858 (BT_FN_WORD_PTR): Remove.
9859 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9860 * except.c (expand_builtin_extend_pointer): Convert pointer to
9861 targetm.unwind_word_mode () instead of word_mode.
9863 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9864 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9865 (spu_unwind_word_mode): New function.
9866 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9867 (TARGET_UNWIND_WORD_MODE): Define.
9868 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9870 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9872 * config/spu/spu.c (reg_align): Remove.
9873 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9874 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9875 (spu_split_store): Likewise.
9877 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9879 * gcc/tree-vn.c: Fix typo in comment.
9881 2008-06-18 Jan Hubicka <jh@suse.cz>
9883 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9884 toplevel reorder too.
9886 2008-06-18 Jan Hubicka <jh@suse.cz>
9888 * c-opts.c (c_common_post_options): PCH is not compatible with
9890 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9891 -fno-toplevel-reorder by default now.
9893 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9895 PR documentation/30739
9896 * doc/install.texi (Prerequisites): Document dependency on awk.
9898 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9899 Ian Lance Taylor <iant@google.com>
9901 PR rtl-optimization/35604
9902 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9903 only want to change jump destinations, not eventual label comparisons.
9905 2008-06-16 Jan Hubicka <jh@suse.cz>
9907 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9909 (cgraph_analyze_function): Likewise.
9911 2008-06-16 Jan Hubicka <jh@suse.cz>
9913 * cgraph.h (cgraph_mark_if_needed): New function.
9914 * cgraphunit.c (cgraph_mark_if_needed): New function.
9915 * c-decl.c (duplicate_decl): Use it.
9917 2008-06-16 Jan Hubicka <jh@suse.cz>
9919 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9922 2008-06-16 Jan Hubicka <jh@suse.cz>
9924 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9926 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9927 Kazu Hirata <kazu@codesourcery.com>
9928 Maxim Kuvyrkov <maxim@codesourcery.com
9930 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9931 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9932 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9933 EXTRA_SPEC_FUNCTIONS.
9934 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9935 (DRIVER_SELF_SPECS): Adjust.
9936 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9937 * config/mips/st.h, config/mips/t-st: New.
9938 * config/mips/driver-native.c, config/mips/x-native: New.
9939 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9942 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9944 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9946 (ISA_HAS_FP_CONDMOVE): New macro.
9947 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9948 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9949 (ISA_HAS_NMADD3_NMSUB3): New macro.
9950 * config/mips/mips.c (mips_rtx_costs): Update.
9951 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9952 compiling for ST Loongson 2E/2F.
9953 (madd<mode>): Rename to madd4<mode>. Update.
9954 (madd3<mode>): New pattern.
9955 (msub<mode>): Rename to msub4<mode>. Update.
9956 (msub3<mode>): New pattern.
9957 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9958 (nmadd3<mode>): New pattern.
9959 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9960 (nmadd3<mode>_fastmath): New pattern.
9961 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9962 (nmsub3<mode>): New pattern.
9963 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9964 (nmsub3<mode>_fastmath): New pattern.
9965 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9967 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9969 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9970 (DF_REF_INSN_INFO): New.
9971 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9972 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9973 with a NULL DF_REF_INSN_INFO.
9974 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9976 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9977 DF_INSN_INFO_EQ_USES): New.
9978 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9979 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9980 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9981 * df-core.c: Update comment for above changes.
9982 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9983 DF_INSN_UID_* macros.
9984 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9985 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9986 insn rtx. Update all callers.
9987 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9988 df_ref_create_structure, df_insn_refs_collect): Likewise.
9989 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9990 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9991 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9992 macros to access the insn refs.
9993 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9994 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9995 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9996 for accessing the refs.
9997 (try_fwprop_subst): Likewise.
9998 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9999 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10000 for accessing the refs.
10001 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10002 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10003 to look at the insn refs.
10004 (record_uses): Likewise.
10005 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10007 (mark_artificial_uses): Don't mark_insn for artificial refs.
10008 (mark_reg_rependencies): Likewise.
10010 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10012 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10014 * configure: Regenerate.
10016 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10018 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10019 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10020 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10022 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10024 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10025 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10026 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10028 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10030 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10031 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10032 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10034 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10036 * tree-ssa-sccvn.c: Fix format of comments.
10038 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10040 * cgraph.c: Remove unneeded forward declarations of eq_node()
10043 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10045 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10047 (see_update_relevancy): Likewise.
10048 * fwprop.c (try_fwprop_subst): Likewise.
10049 * rtlanal.c (noop_move_p): Likewise.
10050 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10051 notes to non-existing libcall blocks.
10052 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10054 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10055 (dead_libcall_p): Remove.
10056 (delete_trivially_dead_insns): Don't use it.
10057 * web.c (union_defs): Remove comment about keeping nops.
10058 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10059 (compute_hash_table_work): Don't track libcall notes.
10060 (do_local_cprop): Don't take libcall pointers. Don't update
10062 (adjust_libcall_notes): Deleted.
10063 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10064 ever have existed in the first place).
10065 (replace_store_insn): Don't try to remove libcall notes.
10066 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10067 (resolve_reg_notes): Don't call them.
10068 (resolve_simple_move): Likewise.
10069 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10070 Don't remove REG_RETVAL notes.
10071 * emit-rtl.c (try_split): Don't update libcall notes.
10072 (emit_copy_of_insn_after): Dito.
10073 * cselib.c (cselib_current_insn_in_libcall): Remove.
10074 (cselib_process_insn): Don't set/clear it.
10075 (new_elt_loc_list): Don't record it.
10076 (cselib_init): Don't initialize it.
10077 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10078 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10080 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10081 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10082 (init_deps): Don't initialize it.
10083 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10084 * combine.c (delete_noop_moves): Don't update libcall notes.
10085 (can_combine_p): Remove now pointless #if 0 block.
10086 (try_combine): Remove another obsolete #if 0 block.
10087 (distribute_notes): Don't distribute libcall notes.
10088 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10089 * dce.c (libcall_dead_p): Remove.
10090 (delete_unmarked_insns): Don't handle libcall blocks.
10091 (preserve_libcall_for_dce): Remove.
10092 (prescan_insns_for_dce): Don't special-case libcall block insns.
10093 * reload1 (reload): Don't handle libcall notes.
10094 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10097 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10099 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10100 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10101 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10103 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10105 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10106 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10107 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10109 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10111 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10113 2008-06-16 Ira Rosen <irar@il.ibm.com>
10115 PR tree-optimization/36493
10116 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10117 the arguments list. Use VECTYPE to create vector pointer.
10118 (vectorizable_store): Fail if accesses through a pointer to vectype
10119 do not alias the original memory reference operands.
10120 Call vect_create_data_ref_ptr without the removed argument.
10121 (vectorizable_load): Likewise.
10122 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10125 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10128 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10129 reg_equiv_constant.
10131 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10133 * config/mips/loongson2ef.md: New file.
10134 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10135 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10136 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10137 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10138 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10140 (loongson2ef.md): New include.
10141 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10142 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10143 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10144 (loongson_gt_<mode>, loongson_extract_halfword)
10145 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10146 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10147 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10148 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10149 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10150 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10151 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10152 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10153 (vec_interleave_low<mode>): Define type attribute.
10154 * config/mips/mips.c (mips_ls2): New static variable.
10155 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10156 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10157 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10158 Implement target scheduling hooks.
10159 (mips_multipass_dfa_lookahead): Update to handle tuning for
10161 (mips_sched_init): Initialize data for Loongson scheduling.
10162 (mips_ls2_variable_issue): New static function.
10163 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10165 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10166 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10167 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10168 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10169 Handle ST Loongson 2E/2F cores.
10170 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10172 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10174 * omp-low.c (extract_omp_for_data): Fix comment typo.
10177 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10179 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10180 FIXME note about gcc/config.guess.
10181 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10182 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10183 * doc/cppopts.texi: Likewise.
10184 * doc/extend.texi: Likewise.
10185 * doc/gcc.texi: Likewise.
10186 * doc/gccint.texi: Likewise.
10187 * doc/gcov.texi: Likewise.
10188 * doc/gty.texi: Likewise.
10189 * doc/hostconfig.texi: Likewise.
10190 * doc/install.texi: Likewise.
10191 * doc/invoke.texi: Likewise.
10192 * doc/loop.texi: Likewise.
10193 * doc/makefile.texi: Likewise.
10194 * doc/md.texi: Likewise.
10195 * doc/passes.texi: Likewise.
10196 * doc/tm.texi: Likewise.
10197 * doc/tree-ssa.texi: Likewise.
10198 * doc/trouble.texi: Likewise.
10200 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10201 Nathan Sidwell <nathan@codesourcery.com>
10202 Maxim Kuvyrkov <maxim@codesourcery.com>
10203 Richard Sandiford <rdsandiford@googlemail.com>
10205 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10206 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10207 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10209 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10210 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10211 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10213 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10214 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10215 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10216 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10217 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10218 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10219 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10220 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10221 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10222 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10223 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10224 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10225 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10226 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10227 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10228 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10229 (mips_builtins): Add Loongson builtins.
10230 (mips_loongson_2ef_bdesc): New.
10231 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10232 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10233 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10234 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10236 (mips_expand_vector_init): New.
10237 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10238 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10240 * config/mips/mips.md: Add unspec numbers for Loongson
10241 builtins. Include loongson.md.
10242 (MOVE64): Include Loongson vector modes.
10243 (SPLITF): Include Loongson vector modes.
10244 (HALFMODE): Handle Loongson vector modes.
10245 * config/mips/loongson.md: New.
10246 * config/mips/loongson.h: New.
10247 * config.gcc: Add loongson.h header for mips*-*-* targets.
10248 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10250 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10252 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10253 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10254 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10255 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10256 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10257 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10258 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10259 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10260 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10261 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10262 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10263 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10264 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10265 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10266 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10267 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10268 Remove use_fixproto=yes.
10269 (ia64*-*-hpux*): Remove comment about using fixproto.
10270 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10272 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10274 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10276 * configure: Regenerate.
10278 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10280 PR middle-end/36520
10281 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10282 before evaluating it.
10284 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10287 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10288 nested inline functions.
10289 (start_decl, start_function): Don't invert DECL_EXTERNAL
10290 for nested inline functions.
10292 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10294 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10295 splits that must be made for correctness.
10297 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10299 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10300 (AVAIL_NON_MIPS16): Likewise.
10301 (mips_builtin_description): Replace target_flags with a predicate.
10302 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10303 (dspr2_32): New availability predicates.
10304 (MIPS_BUILTIN): New macro.
10305 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10306 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10307 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10308 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10309 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10310 (mips_dsp_32only_bdesc): Merge into...
10311 (mips_builtins): ...this new array.
10312 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10313 (mips_init_builtins): Update after above changes.
10314 (mips_expand_builtin_1): Merge into...
10315 (mips_expand_builtin): ...here and update after above changes.
10317 2008-06-12 Paul Brook <paul@codesourcery.com>
10319 * longlong.h (__arm__): Define count_leading_zeros.
10320 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10321 (clzsi2, clzdi2): New functions.
10322 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10323 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10324 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10325 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10326 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10327 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10328 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10329 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10330 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10331 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10333 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10335 * config/m68k/m68k.c (m68k_tune_flags): New.
10336 (override_options): Compute m68k_tune_flags.
10337 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10338 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10340 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10342 PR middle-end/36506
10343 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10345 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10347 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10348 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10350 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10352 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10353 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10355 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10357 PR middle-end/36506
10358 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10361 2008-06-12 Richard Guenther <rguenther@suse.de>
10363 PR tree-optimization/36345
10364 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10365 add memory_tag_needed flag.
10366 (may_alias_p): Declare.
10367 * tree-ssa-alias.c (may_alias_p): Export.
10368 (set_initial_properties): Use memory_tag_needed flag.
10369 (update_reference_counts): Likewise.
10370 (reset_alias_info): Reset memory_tag_needed flag.
10371 (create_name_tags): Check memory_tag_needed flag.
10372 (dump_points_to_info_for): Dump it.
10373 * tree-ssa-structalias.c (struct variable_info): Remove
10374 directly_dereferenced flag.
10375 (new_var_info): Do not initialize it.
10376 (process_constraint_1): Do not set it.
10377 (update_alias_info): Set is_dereferenced flag.
10378 (set_uids_in_ptset): Use may_alias_p.
10379 (set_used_smts): Check memory_tag_needed flag.
10380 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10381 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10382 memory_tag_needed flag.
10383 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10384 from broken design.
10386 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10388 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10389 red zone for w64 abi.
10390 (ix86_expand_prologue): Likewise.
10391 (ix86_force_to_memory): Likewise.
10392 (ix86_free_from_memory): Likewise.
10394 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10397 * config/rs6000/rs6000.c (rs6000_override_options): Set
10398 rs6000_isel conditionally to the absence of comand line override.
10399 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10400 Remove duplicate rs6000_isel setting.
10401 * config/rs6000/eabispe.h: Ditto.
10403 2008-06-11 Richard Guenther <rguenther@suse.de>
10405 * alias.c (get_alias_set): Use the element alias-set for arrays.
10406 (record_component_aliases): For arrays and vectors do nothing.
10407 * c-common.c (strict_aliasing_warning): Handle the cases
10408 of alias set zero explicitly.
10409 * Makefile.in (dfp.o-warn): Add -Wno-error.
10411 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10413 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10415 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10416 tune_32 tune_64 to supported_defaults. Allow values not
10417 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10418 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10419 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10420 with_cpu_64 to generic for 64-bit-supporting configurations, not
10421 with_cpu. Remove FIXMEs.
10422 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10423 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10424 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10425 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10426 arch_32 and arch_64.
10428 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10429 Olivier Hainque <hainque@adacore.com>
10431 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10432 Use DECL_SIZE_UNIT to retrieve the size of the field.
10434 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10436 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10437 with function calls after declarations. Lay out
10438 neon_float_type_node before further use.
10440 2008-06-11 Richard Guenther <rguenther@suse.de>
10442 * tree-flow.h (may_point_to_global_var): Declare.
10443 * tree-ssa-alias.c (may_point_to_global_var): New function.
10444 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10446 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10448 * configure.ac: Teach that fido supports .debug_line.
10449 * configure: Regenerate.
10451 2008-06-10 Tom Tromey <tromey@redhat.com>
10453 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10456 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10458 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10459 (encode_decimal64, decode_decimal64, encode_decimal128,
10460 decode_decimal128): Reverse order of 32-bit parts of value if host
10461 and target endianness differ.
10463 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10465 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10466 Avoid division by 0.
10467 (tree_mod_pow2_value_transform): Likewise.
10468 (tree_ic_transform): Likewise.
10469 (tree_stringops_transform): Likewise.
10470 (tree_mod_subtract_transform): Likewise.
10471 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10472 (copy_edges_for_bb): Likewise.
10473 (initialize_cfun): Likewise.
10475 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10477 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10478 nonmemory_operand. Add "N" operand constraint.
10480 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10481 (*jcc_btsi_mask): Ditto.
10482 (*jcc_btsi_mask_1): Ditto.
10484 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10486 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10487 TYPE_CANONICAL for copied element type.
10489 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10493 Add m_CORE2 and m_GENERIC.
10494 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10495 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10497 (*jcc_btdi_rex64): New instruction and split pattern.
10498 (*jcc_btsi): Ditto.
10499 (*jcc_btsi_1): Ditto.
10500 (*btsq): Fix Intel asm dialect operand order.
10504 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10506 PR middle-end/36447
10507 * simplify-rtx.c (simplify_subreg): Add check for shift count
10510 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10512 * doc/md.texi: Synchronize with later constraints.md change.
10513 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10514 with a C implementation.
10515 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10517 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10518 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10519 when moving to and from MD_REGNUM.
10520 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10521 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10522 Handle byte and halfword moves.
10523 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10525 * config/mips/constraints.md (h): Turn into NO_REGS.
10526 (l, x): Update documentation.
10527 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10528 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10529 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10530 (HILO): New mode iterator.
10532 (any_div): New code iterator.
10533 (u): Extend code attribute to div and udiv.
10534 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10535 d_operand in the splitters. Remove redundant CONST_INT checks.
10536 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10537 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10538 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10539 accordingly, using normal moves instead of unspecs to move LO into
10540 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10541 (<u>mulsidi3): Handle expansion in C code.
10542 (<u>mulsidi3_32bit_internal): Rename to...
10543 (<u>mulsidi3_32bit): ...this.
10544 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10545 (*<u>mulsidi3_64bit): Rename to...
10546 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10547 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10548 to set LO and HI to the multiplication result. Use a normal move
10549 for MFLO and an unspec for MFHI.
10550 (*<u>mulsidi3_64bit_parts): Replace with...
10551 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10552 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10553 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10554 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10555 instead of HI. Split the instruction into a separate multiplication
10556 and MFHI if !TARGET_FIX_R4000.
10557 (<su>muldi3_highpart): Likewise.
10558 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10559 and the "=h" clobber.
10560 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10561 (<u>mulditi3): New expander.
10562 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10563 (madsi): Remove "=h" clobber.
10564 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10565 Force the modulus result to be a GPR and split the instruction into
10566 a division followed by an MFHI after reload.
10567 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10568 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10569 the MIPS16 HIGH define_split.
10570 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10571 of acc<->gpr moves to "multi".
10572 (*movdi_64bit): Replace the single "x" alternative with
10573 alternatives for moving into and out of "a".
10574 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10575 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10576 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10577 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10578 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10579 (movti): New expander.
10580 (*movti, *movti_mips16): New insns.
10581 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10582 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10583 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10584 * config/mips/predicates.md (fpr_operand): Delete.
10585 (d_operand): New predicate.
10587 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10589 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10590 failure on some Bourne shells.
10591 (x86_64-*-*): Ditto.
10593 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10595 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10597 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10599 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10600 (sparc-sun-solaris2*): Likewise.
10602 2008-06-09 Arnaud Charlet <charlet@adacore.com
10604 * doc/install.texi: Update requirements to build the Ada compiler.
10606 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10608 * df-scan.c (struct df_scan_problem_data): Remove the
10609 mw_link_pool alloc pool.
10610 (df_scan_free_internal): Don't free it.
10611 (df_scan_alloc): Don't allocate it.
10612 * df.h (struct df_link): Update comment.
10614 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10616 * except.h: Correct checks for when SJLJ exceptions must be used.
10618 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10620 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10623 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10625 PR tree-optimization/36218
10626 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10627 configure for the build system.
10628 (BUILD_LDFLAGS): Define.
10629 * configure: Regenerate.
10630 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10632 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10635 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10636 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10637 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10639 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10641 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10643 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10645 * config.gcc (Obsolete configurations): Remove list of
10647 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10648 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10649 targets matched by those patterns.
10650 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10651 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10652 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10653 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10654 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10655 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10656 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10657 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10658 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10659 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10660 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10661 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10662 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10663 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10664 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10665 Make code for Solaris 7 and greater unconditional for Solaris.
10666 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10667 Remove --with-* handling.
10668 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10669 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10670 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10671 LINK_OS_WINDISS_SPEC): Remove.
10672 * config/rs6000/sysv4.opt (mwindiss): Remove.
10673 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10674 * configure: Regenerate.
10675 * doc/cpp.texi: Don't mention BeOS.
10676 * doc/extend.texi (interrupt): Don't mention MS1.
10677 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10678 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10679 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10680 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10681 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10683 * doc/invoke.texi (MT Options): Remove.
10684 (-mwindiss): Remove.
10685 (CRIS Options): Remove cris-axis-aout references.
10686 (HPPA Options): Don't mention hppa1.1-*-pro.
10687 * doc/md.texi: (MorphoTech family): Remove.
10688 * libgcc2.c: Don't handle UWIN.
10689 * config/alpha/t-unicosmk: Remove.
10690 * config/alpha/unicosmk.h: Remove.
10691 * config/arm/kaos-arm.h: Remove.
10692 * config/arm/kaos-strongarm.h: Remove.
10693 * config/arm/strongarm-coff.h: Remove.
10694 * config/arm/strongarm-elf.h: Remove.
10695 * config/arm/strongarm-pe.h: Remove.
10696 * config/arm/t-strongarm-pe: Remove.
10697 * config/arm/t-xscale-coff: Remove.
10698 * config/arm/t-xscale-elf: Remove.
10699 * config/arm/xscale-coff.h: Remove.
10700 * config/arm/xscale-elf.h: Remove.
10701 * config/chorus.h: Remove.
10702 * config/cris/aout.h: Remove.
10703 * config/cris/aout.opt: Remove.
10704 * config/cris/t-aout: Remove.
10705 * config/i386/beos-elf.h: Remove.
10706 * config/i386/kaos-i386.h: Remove.
10707 * config/i386/ptx4-i.h: Remove.
10708 * config/i386/sco5.h: Remove.
10709 * config/i386/sco5.opt: Remove.
10710 * config/i386/sysv4-cpp.h: Remove.
10711 * config/i386/sysv5.h: Remove.
10712 * config/i386/t-beos: Remove.
10713 * config/i386/t-sco5: Remove.
10714 * config/i386/t-uwin: Remove.
10715 * config/i386/uwin.asm: Remove.
10716 * config/i386/uwin.h: Remove.
10717 * config/kaos.h: Remove.
10718 * config/mips/windiss.h: Remove.
10719 * config/mt: Remove directory.
10720 * config/pa/pa-osf.h: Remove.
10721 * config/pa/pa-pro-end.h: Remove.
10722 * config/pa/t-pro: Remove.
10723 * config/ptx4.h: Remove.
10724 * config/rs6000/beos.h: Remove.
10725 * config/rs6000/kaos-ppc.h: Remove.
10726 * config/rs6000/t-beos: Remove.
10727 * config/rs6000/windiss.h: Remove.
10728 * config/sh/kaos-sh.h: Remove.
10729 * config/sol2-6.h: Remove.
10730 * config/sparc/sol26-sld.h: Remove.
10731 * config/sparc/sysv4-only.h: Remove.
10732 * config/vax/bsd.h: Remove.
10733 * config/vax/t-memfuncs: Remove.
10734 * config/vax/ultrix.h: Remove.
10735 * config/vax/vaxv.h: Remove.
10736 * config/windiss.h: Remove.
10738 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10740 PR rtl-optimization/36438
10741 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10742 for vector shifts with constant scalar shift operands.
10744 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10746 * doc/invoke.texi: Document -march=xlr.
10747 * config/mips/xlr.md: New file.
10748 * config/mips/mips.md: Include it.
10750 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10751 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10752 (mips_rtx_cost_data): Likewise.
10754 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10756 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10757 PRE_INC and PRE_DEC cases.
10759 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10761 PR rtl-optimization/36419
10762 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10763 the emitting jump insn.
10766 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10767 is not bool, boolify the whole *expr_p and convert to the desired type.
10769 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10771 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10772 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10773 Add omp_private_outer_ref hook, add another argument to
10774 omp_clause_default_ctor hook.
10775 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10776 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10777 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10778 hook_tree_tree_tree_tree_null.
10779 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10780 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10781 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10782 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10783 * tree.def (OMP_TASK): New tree code.
10784 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10785 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10786 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10787 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10788 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10789 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10790 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10791 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10792 (OMP_DIRECTIVE_P): Add OMP_TASK.
10793 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10794 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10795 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10796 and OMP_CLAUSE_UNTIED entries.
10797 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10799 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10800 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10801 * tree-pretty-print.c (dump_omp_clause): Handle
10802 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10803 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10804 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10805 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10806 warning about unsigned iterators. Change decl/init/cond/incr
10807 arguments to TREE_VECs, check arguments for all collapsed loops.
10808 (c_finish_omp_taskwait): New function.
10809 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10811 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10812 default_function_array_conversion on init. Add par_clauses argument.
10813 If decl is present in parallel's lastprivate clause, change it to
10814 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10815 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10816 collapse count in clauses.
10817 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10818 c_parser_omp_for_loop callers.
10819 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10820 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10821 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10822 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10824 (c_parser_omp_clause_schedule): Handle schedule(auto).
10825 Include correct location in the error message.
10826 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10827 and PRAGMA_OMP_CLAUSE_UNTIED.
10828 (OMP_TASK_CLAUSE_MASK): Define.
10829 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10830 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10831 * tree-nested.c (convert_nonlocal_omp_clauses,
10832 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10833 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10834 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10835 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10837 (conver_nonlocal_reference, convert_local_reference,
10838 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10839 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10840 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10841 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10842 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10843 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10844 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10845 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10846 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10848 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10849 * c-common.h (c_finish_omp_taskwait): New prototype.
10850 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10851 * tree-parloops.c (create_parallel_loop): Create 1 entry
10852 vectors for OMP_FOR_{INIT,COND,INCR}.
10853 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10854 (make_edges): Handle OMP_TASK.
10855 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10856 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10857 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10858 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10859 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10860 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10861 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10862 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10863 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10864 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10865 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10866 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10867 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10868 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10869 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10870 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10871 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10872 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10873 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10874 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10875 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10876 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10877 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10878 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10879 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10880 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10881 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10882 original iterator is present in lastprivate clause or if
10883 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10884 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10885 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10886 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10887 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10888 if it is set, lookup var in outer contexts too. Handle
10889 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10890 to be implicitly determined firstprivate for task regions.
10891 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10892 if it is set, lookup var in outer contexts too. Set
10893 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10894 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10895 OMP_CLAUSE_UNTIED. Take region_type as last argument
10896 instead of in_parallel and in_combined_parallel.
10897 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10899 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10900 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10901 (new_omp_context): Set default_kind to
10902 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10903 (omp_region_type): New enum.
10904 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10905 fields, add region_type.
10906 (new_omp_context): Take region_type as argument instead of is_parallel
10907 and is_combined_parallel.
10908 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10909 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10910 ctx->is_combined_parallel checks.
10911 (gimplify_omp_task): New function.
10912 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10914 * omp-low.c (extract_omp_for_data): Use schedule(static)
10915 for schedule(auto). Handle pointer and unsigned iterators.
10916 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10917 Add loops argument. Extract data for collapsed OMP_FOR loops.
10918 (expand_parallel_call): Assert sched_kind isn't auto,
10919 map runtime schedule to index 3.
10920 (struct omp_for_data_loop): New type.
10921 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10922 Add loop, loops, collapse and iter_type fields.
10923 (workshare_safe_to_combine_p): Disallow combined for if
10924 iter_type is unsigned long long. Don't combine collapse > 1 loops
10925 unless all bounds and steps are constant. Adjust extract_omp_for_data
10927 (expand_omp_for_generic): Handle pointer, unsigned and long long
10928 iterators. Handle collapsed OMP_FOR loops. Adjust
10929 for struct omp_for_data changes. If libgomp function doesn't return
10930 boolean_type_node, add comparison of the return value with 0.
10931 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10932 pointer, unsigned and long long iterators. Adjust for struct
10933 omp_for_data changes.
10934 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10935 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10936 unsigned long long. Allocate loops array, pass it to
10937 extract_omp_for_data. For collapse > 1 loops use always
10938 expand_omp_for_generic.
10939 (omp_context): Add sfield_map and srecord_type fields.
10940 (is_task_ctx, lookup_sfield): New functions.
10941 (use_pointer_for_field): Use is_task_ctx helper. Change first
10942 argument's type from const_tree to tree. Clarify comment.
10943 In OMP_TASK disallow copy-in/out sharing.
10944 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10945 (install_var_field): Add mask argument. Populate both record_type
10946 and srecord_type if needed.
10947 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10949 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10950 and DECL_FIELD_OFFSET.
10951 (scan_sharing_clauses): Adjust install_var_field callers. For
10952 firstprivate clauses on explicit tasks allocate the var by value in
10953 record_type unconditionally, rather than by reference.
10954 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10955 Use is_taskreg_ctx instead of is_parallel_ctx.
10956 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10957 (create_omp_child_function_name): Add task_copy argument, use
10958 *_omp_cpyfn* names if it is true.
10959 (create_omp_child_function): Add task_copy argument, if true create
10960 *_omp_cpyfn* helper function.
10961 (scan_omp_parallel): Adjust create_omp_child_function callers.
10962 Rename parallel_nesting_level to taskreg_nesting_level.
10963 (scan_omp_task): New function.
10964 (lower_rec_input_clauses): Don't run constructors for firstprivate
10965 explicit task vars which are initialized by *_omp_cpyfn*.
10966 Pass outer var ref to omp_clause_default_ctor hook if
10967 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10968 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10969 OMP_CLAUSE_REDUCTION_INIT.
10970 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10971 avoid duplicate setting of fields. Handle
10972 OMP_CLAUSE_PRIVATE_OUTER_REF.
10973 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10974 copy-out if TREE_READONLY, only copy-in.
10975 (expand_task_copyfn): New function.
10976 (expand_task_call): New function.
10977 (struct omp_taskcopy_context): New type.
10978 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10980 (lower_omp_parallel): Rename to...
10981 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10982 Call create_task_copyfn if srecord_type is needed. Adjust
10984 (task_shared_vars): New variable.
10985 (check_omp_nesting_restrictions): Warn if work-sharing,
10986 barrier, master or ordered region is closely nested inside OMP_TASK.
10987 Add warnings for barrier if closely nested inside of work-sharing,
10988 ordered, or master region.
10989 (scan_omp_1): Call check_omp_nesting_restrictions even for
10990 GOMP_barrier calls. Rename parallel_nesting_level to
10991 taskreg_nesting_level. Handle OMP_TASK.
10992 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10993 work-sharing construct, continue looking for them on parent parallel
10995 (lower_omp_for_lastprivate): Add lastprivate clauses
10996 to the beginning of dlist rather than end. Adjust for struct
10997 omp_for_data changes.
10998 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10999 not after it. Handle collapsed OMP_FOR loops, adjust for
11000 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11001 (get_ws_args_for): Adjust extract_omp_for_data caller.
11002 (scan_omp_for): Handle collapsed OMP_FOR
11003 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11004 (lower_omp_single_simple): If libgomp function doesn't return
11005 boolean_type_node, add comparison of the return value with 0.
11006 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11007 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11008 (parallel_nesting_level): Rename to...
11009 (taskreg_nesting_level): ... this.
11010 (is_taskreg_ctx): New function.
11011 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11012 of is_parallel_ctx.
11013 (execute_lower_omp): Rename parallel_nesting_level to
11014 taskreg_nesting_level.
11015 (expand_omp_parallel): Rename to...
11016 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11017 Call omp_task_call for OMP_TASK regions.
11018 (expand_omp): Adjust caller, handle OMP_TASK.
11019 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11021 * bitmap.c (bitmap_default_obstack_depth): New variable.
11022 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11023 if argument is NULL and bitmap_default_obstack is already initialized.
11024 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11026 * matrix-reorg.c (matrix_reorg): Likewise.
11028 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11030 * config/i386/i386.md (*indirect_jump): Macroize using P
11031 mode iterator. Remove !TARGET_64BIT from insn constraints.
11032 (*tablejump_1): Ditto.
11033 (*indirect_jump_rex64): Remove insn pattern.
11034 (*tablejump_1_rex64): Ditto.
11035 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11036 and eh_return_si insn patterns.
11038 2008-06-06 Richard Guenther <rguenther@suse.de>
11040 * tree-ssa-structalias.c (merge_smts_into): Remove.
11041 (find_what_p_points_to): Do not bother to compute the
11042 points-to set for pt_anything pointers.
11043 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11044 for pt_anything pointers is ok.
11046 2008-06-06 Jan Hubicka <jh@suse.cz>
11048 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11050 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11052 * cgraph.c: Fix typos in comments.
11053 (cgraph_availability_names): Fix string typo.
11054 * fold-const.c: Fix typos in comments.
11055 (fold_binary): Fix typo in warning.
11056 * genautomata.c: Fix typos in comments.
11057 (check_presence_pattern_sets): Fix typo in local variable.
11058 (output_description): Fix typo in output.
11059 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11060 * hwint.h: Likewise.
11061 * matrix-reorg.c (check_allocation_function): Likewise.
11062 * omega.c (smooth_weird_equations): Likewise.
11063 * auto-inc-dec.c: Fix typos in comments.
11064 * bb-reorder.c: Likewise.
11065 * builtins.c: Likewise.
11066 * c-common.c: Likewise.
11067 * c-cppbuiltin.c: Likewise.
11068 * c-parser.c: Likewise.
11069 * c-pretty-print.c: Likewise.
11070 * cfgcleanup.c: Likewise.
11071 * cfgexpand.c: Likewise.
11072 * cfghooks.c: Likewise.
11073 * cfglayout.c: Likewise.
11074 * cfgloopmanip.c: Likewise.
11075 * cgraphunit.c: Likewise.
11076 * coverage.c: Likewise.
11077 * dbxout.c: Likewise.
11078 * df-byte-scan.c: Likewise.
11079 * df-core.c: Likewise.
11080 * df-problems.c: Likewise.
11081 * df-scan.c: Likewise.
11083 * dominance.c: Likewise.
11084 * domwalk.c: Likewise.
11086 * dwarf2out.c: Likewise.
11087 * emit-rtl.c: Likewise.
11088 * et-forest.c: Likewise.
11089 * function.c: Likewise.
11090 * function.h: Likewise.
11092 * gcov-io.c: Likewise.
11093 * gcov.c: Likewise.
11094 * gcse.c: Likewise.
11095 * genattrtab.c: Likewise.
11096 * ggc-page.c: Likewise.
11097 * gimplify.c: Likewise.
11098 * gthr-lynx.h: Likewise.
11099 * haifa-sched.c: Likewise.
11100 * ipa-cp.c: Likewise.
11101 * ipa-inline.c: Likewise.
11102 * ipa-prop.h: Likewise.
11103 * ipa-pure-const.c: Likewise.
11104 * ipa-struct-reorg.c: Likewise.
11105 * ipa-struct-reorg.h: Likewise.
11106 * ipa-type-escape.c: Likewise.
11108 * loop-doloop.c: Likewise.
11109 * mips-tfile.c: Likewise.
11110 * mkmap-flat.awk: Likewise.
11111 * mkmap-symver.awk: Likewise.
11112 * modulo-sched.c: Likewise.
11113 * omp-low.c: Likewise.
11114 * optabs.c: Likewise.
11115 * optabs.h: Likewise.
11116 * opts.c: Likewise.
11117 * passes.c: Likewise.
11118 * postreload-gcse.c: Likewise.
11119 * postreload.c: Likewise.
11120 * predict.c: Likewise.
11121 * pretty-print.h: Likewise.
11122 * profile.c: Likewise.
11123 * protoize.c: Likewise.
11124 * ra-conflict.c: Likewise.
11125 * real.c: Likewise.
11126 * recog.c: Likewise.
11127 * regclass.c: Likewise.
11128 * regs.h: Likewise.
11129 * reload.c: Likewise.
11130 * rtl-error.c: Likewise.
11131 * rtlanal.c: Likewise.
11132 * scan.h: Likewise.
11133 * sched-rgn.c: Likewise.
11135 * stmt.c: Likewise.
11136 * target.h: Likewise.
11137 * tree-dfa.c: Likewise.
11138 * tree-eh.c: Likewise.
11139 * tree-flow-inline.h: Likewise.
11140 * tree-inline.c: Likewise.
11141 * tree-into-ssa.c: Likewise.
11142 * tree-loop-distribution.c: Likewise.
11143 * tree-nested.c: Likewise.
11144 * tree-parloops.c: Likewise.
11145 * tree-pass.h: Likewise.
11146 * tree-pretty-print.c: Likewise.
11147 * tree-profile.c: Likewise.
11148 * tree-scalar-evolution.c: Likewise.
11149 * tree-sra.c: Likewise.
11150 * tree-ssa-alias-warnings.c: Likewise.
11151 * tree-ssa-ccp.c: Likewise.
11152 * tree-ssa-coalesce.c: Likewise.
11153 * tree-ssa-dom.c: Likewise.
11154 * tree-ssa-dse.c: Likewise.
11155 * tree-ssa-forwprop.c: Likewise.
11156 * tree-ssa-live.c: Likewise.
11157 * tree-ssa-live.h: Likewise.
11158 * tree-ssa-loop-im.c: Likewise.
11159 * tree-ssa-loop-ivopts.c: Likewise.
11160 * tree-ssa-loop-niter.c: Likewise.
11161 * tree-ssa-loop-prefetch.c: Likewise.
11162 * tree-ssa-phiopt.c: Likewise.
11163 * tree-ssa-phiprop.c: Likewise.
11164 * tree-ssa-sccvn.c: Likewise.
11165 * tree-ssa-ter.c: Likewise.
11166 * tree-ssa-threadupdate.c: Likewise.
11167 * tree-ssa.c: Likewise.
11168 * tree-vect-analyze.c: Likewise.
11169 * tree-vect-transform.c: Likewise.
11170 * tree-vectorizer.c: Likewise.
11171 * tree-vn.c: Likewise.
11172 * tree-vrp.c: Likewise.
11173 * tree.c: Likewise.
11174 * tree.def: Likewise.
11175 * tree.h: Likewise.
11176 * unwind-dw2-fde.c: Likewise.
11177 * unwind.inc: Likewise.
11178 * value-prof.c: Likewise.
11179 * vmsdbgout.c: Likewise.
11181 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11183 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11184 always place FP constants in the TOC for TARGET_POWERPC64.
11185 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11187 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11189 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11190 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11191 enable for TARGET_E500_DOUBLE.
11192 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11193 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11194 floating-point modes like integer modes for E500 double.
11195 (rs6000_legitimate_offset_address_p): Likewise.
11196 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11197 addressing for DDmode for E500 double.
11198 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11199 modes as using 64-bits of registers for E500 double.
11200 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11201 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11202 specially for E500 double.
11203 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11204 TDmode for E500 double.
11205 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11206 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11207 (rs6000_split_multireg_move): Do not handle TDmode specially for
11209 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11210 using 64-bit registers for E500 double.
11211 (emit_frame_save): Do not handle DDmode specially for E500 double.
11212 (gen_frame_mem_offset): Likewise.
11213 (rs6000_function_value): Do not call spe_build_register_parallel
11214 for DDmode or TDmode.
11215 (rs6000_libcall_value): Likewise.
11216 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11217 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11220 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11222 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11225 2008-06-04 Junjie Gu <jgu@tensilica.com>
11227 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11228 comparison for frame pointers.
11230 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11233 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11235 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11238 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11239 register is already smaller or equal to required mode.
11241 2008-06-04 Xinliang David Li <davidxl@google.com>
11243 * tree-call-cdce.c: New file.
11244 (cond_dead_built_in_calls): New static variable.
11245 (input_domain): New struct.
11246 (check_pow): New function.
11247 (check_builtin_call): Ditto.
11248 (check_target_format): Ditto.
11249 (is_call_dce_candidate): Ditto.
11250 (gen_one_condition): Ditto.
11251 (gen_conditions_for_domain): Ditto.
11252 (get_domain): Ditto.
11253 (gen_conditions_for_pow_cst_base): Ditto.
11254 (gen_conditions_for_pow_int_base): Ditto.
11255 (gen_conditions_for_pow): Ditto.
11256 (get_no_error_domain): Ditto.
11257 (gen_shrink_wrap_conditions): Ditto.
11258 (shrink_wrap_one_built_in_call): Ditto.
11259 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11260 (tree_call_cdce): Ditto.
11261 (gate_call_cdce): Ditto.
11262 (pass_call_cdce): New gimple pass.
11263 * passes.c: (init_optimization_passes): New pass.
11264 * tree-pass.h: New pass declaration.
11265 * opts.c (decode_options): New flag setting.
11266 * common.opt: Add -ftree-builtin-call-dce flag.
11267 * Makefile.in: Add new source file.
11268 * tempvar.def: New tv_id.
11269 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11271 2008-06-04 Richard Guenther <rguenther@suse.de>
11273 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11274 (is_call_clobbered): Always check var_ann->call_clobbered.
11275 (mark_call_clobbered): Always set var_ann->call_clobbered.
11276 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11277 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11278 (reset_alias_info): Clear call clobbering info on MTAGs and
11280 (set_pt_anything): Set pt_global_mem.
11281 (create_tag_raw): Adjust comment.
11282 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11284 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11285 Maxim Kuvyrkov <maxim@codesourcery.com>
11287 * config/m68k/m68k.opt (mxgot): New option.
11288 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11289 (m68k_output_addr_const_extra): New.
11290 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11291 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11292 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11293 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11295 2008-06-04 Richard Guenther <rguenther@suse.de>
11297 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11298 negative or non-representable offsets.
11300 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11302 * config/i386/i386.c (ix86_gen_leave): New.
11303 (ix86_gen_pop1): Likewise.
11304 (ix86_gen_add3): Likewise.
11305 (ix86_gen_sub3): Likewise.
11306 (ix86_gen_sub3_carry): Likewise.
11307 (ix86_gen_one_cmpl2): Likewise.
11308 (ix86_gen_monitor): Likewise.
11309 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11310 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11311 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11312 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11313 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11314 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11315 (ix86_expand_epilogue): Updated.
11316 (print_operand): Handle integer register operand for 'z'.
11317 (ix86_expand_strlensi_unroll_1): Likewise.
11318 (ix86_expand_strlen): Likewise.
11319 (ix86_expand_builtin): Likewise.
11320 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11321 mov{q}/mov{l} and add{q}/add{l}.
11323 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11325 * config/i386/i386.md (P): New mode iterator.
11326 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11327 using P mode iterator.
11328 (DFmode push_operand splitter): Ditto.
11329 (XFmode push_operand splitter): Ditto.
11330 (DFmode float_extend SFmode push_operand splitter): Ditto.
11331 (XFmode float_extend SFmode push_operand splitter): Do not generate
11332 SImode pushes for 64bit target. Macroize Dimode and SImode
11333 pushes using P mode iterator.
11334 (XFmode float_extend DFmode push_operand splitter): Ditto.
11336 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11338 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11339 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11340 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11341 return type to int.
11342 (ix86_call_abi_override): Remove check for call_used_regs.
11344 2008-06-03 Richard Guenther <rguenther@suse.de>
11346 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11347 for the lhs of calls if the return type contains pointers.
11349 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11351 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11352 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11353 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11354 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11355 of cfun and DEFAULT_ABI to deceide abi mode.
11356 (DEFAULT_ABI): New.
11357 (REG_PARM_STACK_SPACE): Removed.
11358 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11359 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11360 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11361 (ix86_function_abi): Likewise.
11362 (ix86_function_type_abi): Likewise.
11363 (ix86_call_abi_override): Likewise.
11364 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11365 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11366 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11367 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11369 (X86_64_REGPARM_MAX): New.
11370 (X86_64_SSE_REGPARM_MAX): New.
11371 (X64_REGPARM_MAX): New.
11372 (X64_SSE_REGPARM_MAX): New.
11373 (X86_32_REGPARM_MAX): New.
11374 (X86_32_SSE_REGPARM_MAX): New.
11375 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11376 (ix86_function_regparm): Handle user calling abi.
11377 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11378 by DEFAULT_ABI versus SYSV_ABI check.
11379 (ix86_reg_parm_stack_space): New.
11380 (ix86_function_type_abi): New.
11381 (ix86_call_abi_override): New.
11382 (ix86_function_abi): New.
11383 (ix86_cfun_abi): New.
11384 (init_cumulative_args): Call abi specific initialization.
11385 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11386 (function_arg_64): Extend SSE_REGPARM_MAX check.
11387 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11388 (ix86_pass_by_reference): Likewise.
11389 (ix86_function_value_regno_p): Likewise.
11390 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11391 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11392 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11393 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11394 (setup_incoming_varargs_64): Adjust regparm for call abi.
11395 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11396 (ix86_va_start): Likewise.
11397 (ix86_gimplify_va_arg): Likewise.
11398 (ix86_expand_prologue): Likewise.
11399 (output_pic_addr_const): Likewise.
11400 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11401 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11402 (x86_output_mi_thunk): Likewise.
11403 (x86_function_profiler): Likewise.
11404 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11405 (SYSV_ABI, MS_ABI): New constants.
11406 (DEFAULT_ABI): New.
11407 (init_regs): Add prototype of function in regclass.c file.
11408 (OVERRIDE_ABI_FORMAT): New.
11409 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11410 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11411 (OUTGOING_REG_PARM_STACK_SPACE): New.
11412 (ix86_reg_parm_stack_space): New prototype.
11413 (CUMULATIVE_ARGS): Add call_abi member.
11414 (machine_function): Add call_abi member.
11415 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11416 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11418 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11421 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11422 (avr_builtin_setjmp_frame_value): New function.
11423 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11424 (nonlocal_goto): Define.
11426 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11428 * config/mips/mips.c (mips_emit_loadgp): Return early if
11429 there is nothing do to, otherwise emit a blockage if
11430 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11431 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11433 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11435 * configure.ac: Drop unneeded backslash ending up in config.in.
11436 * acinclude.m4: Likewise.
11437 * config.in: Regenerate.
11439 2008-05-26 Jan Hubicka <jh@suse.cz>
11441 * predict.c (maybe_hot_frequency_p): Break out of...
11442 (maybe_hot_bb_p): ... here.
11443 (maybe_hot_edge_p): New.
11444 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11445 * basic-block.h (maybe_hot_edge_p): Declare.
11447 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11449 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11450 (*cmpfp_<mode>_cc): Ditto.
11451 (*fp_jcc_8<mode>_387): Ditto.
11452 (*fop_<MODEF:mode>_2_i387): Ditto.
11453 (*fop_<MODEF:mode>_3_i387): Ditto.
11454 (*fop_xf_2_i387): Ditto.
11455 (*fop_xf_3_i387): Ditto.
11457 2008-06-02 Tomas Bily <tbily@suse.cz>
11459 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11461 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11463 * config/mips/mips.c (mips_valid_offset_p): New function.
11464 (mips_valid_lo_sum_p): Likewise.
11465 (mips_classify_address): Use them.
11466 (mips_force_address): New function.
11467 (mips_legitimize_address): Use it.
11468 * config/mips/mips.md (MOVE128): New mode iterator.
11469 (movtf): Require TARGET_64BIT. Remove empty strings.
11470 (*movtf_internal): Rename to...
11471 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11472 of "R" and use {,fp}{load,store} attributes instead of "multi".
11473 Use a separate define_split.
11474 (*movtf_mips16): New pattern.
11476 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11478 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11479 * config/mips/mips.c (mips_expand_before_return): New function.
11480 (mips_expand_epilogue): Call it.
11481 * config/mips/mips.md (return): Turn into a define_expand.
11482 (*return): New insn.
11484 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11486 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11487 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11488 functions. Do not emit uses and clobbers of CONCATs; individually
11489 use and clobber their operands.
11490 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11491 gen_clobber, emit_use and gen_use.
11492 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11493 (expand_builtin_return): Likewise.
11494 * cfgbuild.c (count_basic_blocks): Likewise.
11495 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11496 * explow.c (emit_stack_restore): Likewise.
11497 * expmed.c (extract_bit_field_1): Likewise.
11498 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11499 (emit_move_multi_word, store_constructor): Likewise.
11500 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11501 (thread_prologue_and_epilogue_insns): Likewise.
11502 * lower-subreg.c (resolve_simple_move): Likewise.
11503 * optabs.c (widen_operand, expand_binop): Likewise.
11504 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11505 * reload.c (find_reloads): Likewise.
11506 * reload1.c (eliminate_regs_in_insn): Likewise.
11507 * stmt.c (expand_nl_goto_receiver): Likewise.
11508 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11509 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11510 * config/arm/arm.c (arm_load_pic_register): Likewise.
11511 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11512 * config/arm/arm.md (untyped_return): Likewise.
11513 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11514 * config/avr/avr.c (expand_prologue): Likewise.
11515 * config/bfin/bfin.c (do_unlink): Likewise.
11516 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11517 * config/cris/cris.c (cris_expand_prologue): Likewise.
11518 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11519 (machopic_legitimize_pic_address): Likewise.
11520 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11521 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11522 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11523 (ix86_expand_convert_uns_didf_sse): Likewise.
11524 (ix86_expand_vector_init_general): Likewise.
11525 * config/ia64/ia64.md (eh_epilogue): Likewise.
11526 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11527 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11528 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11529 (config/iq2000/iq2000.c): Likewise.
11530 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11531 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11532 (builtin_longjmp): Likewise.
11533 * config/mn10300/mn10300.md (call, call_value): Likewise.
11534 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11535 * config/pdp11/pdp11.md (abshi2): Likewise.
11536 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11537 * config/s390/s390.c (s390_emit_prologue): Likewise.
11538 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11539 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11540 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11541 * config/sh/sh.c (prepare_move_operands): Likewise.
11542 (output_stack_adjust, sh_expand_epilogue): Likewise.
11543 (sh_set_return_address, sh_expand_t_scc): Likewise.
11544 * config/sparc/sparc.c (load_pic_register): Likewise.
11545 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11546 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11547 * config/v850/v850.c (expand_epilogue): Likewise.
11549 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11551 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11552 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11553 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11554 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11555 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11556 stack pointer register.
11557 (output_movhi): Remove code for interrupt specific writing to the
11558 stack pointer register.
11560 2008-05-31 Richard Guenther <rguenther@suse.de>
11562 PR tree-optimization/34244
11563 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11564 (tree_expr_nonzero_warnv_p): Likewise.
11565 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11566 ssa_name_nonnegative_p.
11567 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11568 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11569 not tree_expr_nonzero_warnv_p.
11571 PR tree-optimization/36262
11573 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11575 PR tree-optimization/34244
11576 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11577 (record_numbers_of_iterations): New function.
11578 (execute_vrp): Cache the numbers of iterations of loops.
11579 * tree-scalar-evolution.c (scev_reset_except_niters):
11581 (scev_reset): Use scev_reset_except_niters.
11582 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11584 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11586 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11587 __WORKAROUND_RETS when appropriate.
11589 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11591 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11592 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11594 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11595 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11596 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11597 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11598 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11599 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11600 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11601 *fop_df_1_sse insn patterns using MODEF mode iterator.
11602 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11603 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11604 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11605 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11606 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11607 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11608 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11609 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11610 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11611 (*fop_xf_5_i387): Ditto.
11612 (*fop_xf_6_i387): Ditto.
11614 2008-05-30 Richard Guenther <rguenther@suse.de>
11616 * builtins.c (build_string_literal): Avoid generating
11617 a non-gimple_val result.
11619 2008-05-30 DJ Delorie <dj@redhat.com>
11621 * exec-tool.in: Use an environment variable (private) instead of a
11622 file (shared) as a semaphore, so as to not break parallel builds.
11624 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11626 * optabs.c (maybe_encapsulate_block): Remove.
11627 (emit_libcall_block): Adjust accordingly.
11628 * optabs.h (maybe_encapsulate_block): Remove prototype.
11630 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11631 Don't use maybe_encapsulate_block.
11633 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11635 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11636 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11637 rtx is a SYMBOL_REF before calling get_pool_constant.
11639 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11641 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11643 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11645 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11646 rather than OS names to choose INO_T_EQ definition.
11647 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11648 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11650 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11653 * config/darwin-f.c: New.
11654 * config/t-darwin: Added rule to build darwin-f.o.
11655 * config.gcc: Defined new variable, fortran_target_objs.
11656 (*-*-darwin*): Set fortran_target_objs.
11657 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11658 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11659 * configure: Regenerated.
11661 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11664 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11665 canonical type if needed.
11667 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11669 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11671 2008-05-29 Richard Guenther <rguenther@suse.de>
11673 PR tree-optimization/36343
11674 PR tree-optimization/36346
11675 PR tree-optimization/36347
11676 * tree-flow.h (clobber_what_p_points_to): Declare.
11677 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11678 pointed-to variable is dereferenced is irrelevant to whether
11679 the pointer can access the pointed-to variable.
11680 (clobber_what_p_points_to): New function.
11681 * tree-ssa-alias.c (set_initial_properties): Use it.
11682 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11683 call clobber check for NMTs.
11685 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11687 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11688 for printing gcov_type.
11690 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11692 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11693 and the eh region information.
11694 * value-prof.c (gimple_move_stmt_histograms): New function.
11695 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11697 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11699 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11701 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11703 * value-prof.c (tree_ic_transform): Print counts.
11704 * tree-profile.c (tree_gen_ic_func_profiler):
11705 Clear __gcov_indreict_call_callee variable to avoid misattribution
11708 2008-05-28 Rafael Espíndola <espindola@google.com>
11710 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11713 2008-05-28 Richard Guenther <rguenther@suse.de>
11715 PR tree-optimization/36339
11716 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11717 and clobbering code out of the loop.
11719 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11721 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11724 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11725 s390_contiguous_bitmask_p, s390_symref_operand_p,
11726 s390_check_symref_alignment, s390_reload_larl_operand,
11727 s390_reload_symref_address): New functions.
11728 (s390_branch_condition_mnemonic): Support compare and branch
11730 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11731 and 'W' constraints.
11732 (s390_secondary_reload): Add secondary reloads for unaligned
11733 symbol refs or symbol refs to floating point or QI/TI mode
11735 (legitimate_address_p): Accept symbol references as addresses.
11736 (s390_expand_insv): Use rotate and insert selected bits
11737 instruction for insv when building for z10.
11738 (print_operand_address): Handle symbol ref addresses.
11739 (print_operand): Output modifier 'c' added for signed byte values.
11740 (s390_encode_section_info): Mark symbol refs with
11741 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11743 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11744 (length attribute): RRF, RRR have 4 byte length.
11745 (FPALL, INTALL): New mode iterators added.
11746 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11747 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11748 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11749 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11750 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11751 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11752 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11753 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11755 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11756 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11757 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11758 reload<INTALL:mode><P:mode>_toreg_z10,
11759 reload<FPALL:mode><P:mode>_tomem_z10,
11760 reload<FPALL:mode><P:mode>_toreg_z10,
11761 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11762 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11763 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11764 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11766 (movmem, clrmem, cmpmem): New splitters added.
11768 * config/s390/predicates.md (larl_operand): Use
11769 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11770 SYMBOL_REF_ALIGN1_P.
11771 (s390_signed_integer_comparison,
11772 s390_unsigned_integer_comparison): New predicates.
11774 * config/s390/s390-protos.h (s390_check_symref_alignment,
11775 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11776 s390_reload_symref_address,
11777 s390_compare_and_branch_condition_mask): Prototypes added.
11779 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11780 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11781 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11783 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11785 * config/s390/s390.c (z10_cost): New cost function for z10.
11786 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11787 (s390_issue_rate): Adjust issue rate for z10.
11788 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11789 (processor_flags): Add PF_Z10.
11790 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11791 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11792 * gcc/config.gcc: Add z10.
11794 2008-05-28 Richard Guenther <rguenther@suse.de>
11796 PR tree-optimization/36291
11797 * tree-flow. h (struct gimple_df): Remove var_anns member.
11798 * tree-flow-inline.h (gimple_var_anns): Remove.
11799 (var_ann): Simplify.
11800 * tree-dfa.c (create_var_ann): Simplify.
11801 (remove_referenced_var): Clear alias info from var_anns of globals.
11802 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11803 (delete_tree_ssa): Clear alias info from var_anns of globals.
11804 Do not free var_anns.
11805 (var_ann_eq): Remove.
11806 (var_ann_hash): Likewise.
11808 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11810 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11811 and loongson2f entries.
11812 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11813 * config/mips/mips.h (processor_type): Add Loongson-2E
11814 and Loongson-2F entries.
11815 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11816 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11817 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11818 * doc/invoke.texi (MIPS Options): Document loongson2e
11819 and loongson2f processor names.
11821 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11825 * config/i386/i386.c (ix86_function_arg_boundary): Use
11826 alignment of canonical type.
11827 (ix86_expand_vector_move): Check unaligned memory access for
11830 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11832 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11833 Moved to the front of file.
11835 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11836 H.J. Lu <hongjiu.lu@intel.com>
11838 * dwarf2out.c (current_fde): New.
11840 (lookup_cfa:): Likewise.
11841 (dwarf2out_end_epilogue): Likewise.
11842 (dwarf2out_note_section_used): Likewise.
11844 2008-05-27 Michael Matz <matz@suse.de>
11847 * c.opt (Wenum-compare): New warning option.
11848 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11850 2008-05-27 Michael Matz <matz@suse.de>
11852 PR middle-end/36326
11853 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11855 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11856 into memory as tail calls.
11858 2008-05-27 Richard Guenther <rguenther@suse.de>
11860 PR tree-optimization/36339
11861 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11862 pointers cause all addressable variables to be call clobbered.
11864 2008-05-27 Richard Guenther <rguenther@suse.de>
11866 PR tree-optimization/36245
11867 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11869 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11871 * config/s390/s390.md: Replace all occurences of the 'm'
11872 constraint with 'RT'.
11874 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11876 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11878 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11880 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11881 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11882 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11884 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11886 * reload.c: (find_reloads): Skip alternatives according to the
11887 "enabled" attribute. Constify the constraint variable.
11888 * recog.c (get_attr_enabled): Add default implementation.
11889 (extract_insn): Set the alternative_enabled_p array
11890 in the recog_data struct.
11891 (preprocess_constraints, constrain_operands): Skip
11892 alternatives according to the "enabled" attribute
11893 * recog.h (struct recog_data): New field alternative_enabled_p.
11894 (skip_alternative): New inline function.
11895 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11896 (record_reg_classes): Skip alternative according to the
11897 "enabled" attribute.
11899 * doc/md.texi: Add documention for the "enabled" attribute.
11901 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11903 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11904 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11905 constraint with TARGET_MEM_CONSTRAINT.
11906 * recog.c (asm_operand_ok, preprocess_constraints,
11907 constrain_operands): Likewise.
11908 * regclass.c (record_reg_classes): Likewise.
11909 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11910 * reload1.c (maybe_fix_stack_asms): Likewise.
11911 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11912 * recog.h: Adjust comment.
11913 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11914 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11915 * doc/md.texi: Add a note to description of 'm' constraint.
11916 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11918 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11920 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11921 that the bitfield is of integral type before testing its precision.
11923 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11924 Sa Liu <saliu@de.ibm.com>
11926 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11927 __modti3, __udivti3, __umodti3 and __udivmodti4.
11928 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11929 that implement TImode mul and div functions.
11930 * config/spu/multi3.c: New. Implement __multi3.
11931 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11932 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11935 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11937 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11938 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11939 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11940 tls_sysv_suffix): New mode and mode attribute iterators.
11941 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11942 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11943 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11944 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11945 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11948 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11950 PR tree-optimization/36329
11951 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11952 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11953 * cgraphbuild.c (initialize_inline_failed): Use the latter
11954 macro in lieu of the former.
11955 * ipa-inline.c (cgraph_mark_inline): Likewise.
11956 (cgraph_decide_inlining_of_small_function): Likewise.
11957 (cgraph_decide_inlining): Likewise.
11958 (cgraph_decide_inlining_incrementally): Likewise.
11960 2008-05-26 Tristan Gingold <gingold@adacore.com>
11961 Anatoly Sokolov <aesok@post.ru>
11963 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11964 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11965 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11966 optimization for 'avr6' architecture.
11968 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11971 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11973 2008-05-26 Richard Guenther <rguenther@suse.de>
11975 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11976 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11978 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11980 PR middle-end/36253
11981 * caller-save.c (insert_restore): Verify alignment of spill space.
11982 (insert_save): Likewise.
11983 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11984 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11985 (STACK_SLOT_ALIGNMENT): Likewise.
11986 * function.c (LOCAL_ALIGNMENT): Removed.
11987 (get_stack_local_alignment): New.
11988 (assign_stack_local): Use it. Set alignment on stack slot.
11989 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11990 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11991 (STACK_SLOT_ALIGNMENT): New.
11992 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11993 stack slot in XFmode.
11995 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11997 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12000 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12001 argument operand in rax isn't removed.
12003 2008-05-26 Richard Guenther <rguenther@suse.de>
12005 PR middle-end/36300
12006 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12007 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12009 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12012 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12014 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12016 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12017 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12019 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12021 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12022 build a trampoline if we don't want one.
12023 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12024 return zero for nested functions if we don't want a trampoline.
12026 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12028 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12030 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12033 * c.opt: Removed undocumented option '-lang-fortran'.
12034 * c-common.h: Removed global variable 'lang_fortran'.
12035 * c-opts.c (c_common_handle_option): Removed code to handle
12036 option '-lang-fortran'. Updated includes.
12037 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12038 definition of '__GFORTRAN__'.
12039 (define__GNUC__): Reimplemented to use BASEVER and
12040 cpp_define_formatted.
12041 (builtin_define_with_value_n): Removed.
12042 * c-incpath.h: Renamed to ...
12043 * incpath.h: ... this.
12044 * c-incpath.c: Renamed to ...
12045 * incpath.c: ... this. Updated includes.
12046 * fix-header.c: Updated includes.
12047 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12048 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12049 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12051 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12053 * tree.h: Update the table of flags used on tree nodes.
12054 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12055 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12056 (FORCED_LABEL): Add access check.
12057 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12058 (ASM_INPUT_P): Likewise.
12059 (ASM_VOLATILE_P): Likewise.
12060 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12061 (OMP_SECTION_LAST): Access private_flag directly.
12062 (OMP_RETURN_NOWAIT): Likewise.
12063 (OMP_PARALLEL_COMBINED): Likewise.
12064 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12065 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12066 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12067 deprecated_flag directly.
12069 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12071 * final.c (frame_pointer_needed): Removed.
12072 * flags.h (frame_pointer_needed): Likewise.
12074 * function.h (rtl_data): Add frame_pointer_needed.
12075 (frame_pointer_needed): New.
12077 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12079 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12081 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12083 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12086 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12088 * c-common.c (strip_array_types): Move function to..
12090 (get_inner_array_type): Delete.
12091 * c-common.h (strip_array_types): Move declaration to..
12093 (get_inner_array_type): Delete.
12094 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12095 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12096 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12097 * config/pa/pa.c (emit_move_sequence): Likewise.
12099 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12101 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12104 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12106 * function.c: Include target hook for nonlocal_goto frame value.
12108 2008-05-24 Richard Guenther <rguenther@suse.de>
12110 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12111 variable can be only accessed through a pointer or a union.
12113 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12115 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12116 * doc/extend.texi: Likewise.
12118 2008-05-23 DJ Delorie <dj@redhat.com>
12120 * config/m32c/jump.md (untyped_call): Add.
12122 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12123 for A24 to PSImode.
12124 (m32c_address_cost): Detail costs for indirect offsets.
12126 2008-05-23 Rafael Espíndola <espindola@google.com>
12128 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12129 if a node is a SUBREG.
12130 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12133 2008-05-23 Paul Brook <paul@codesourcery.com>
12134 Carlos O'Donell <carlos@codesourcery.com>
12136 * doc/extend.texi: Clarify use of __attribute__((naked)).
12137 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12138 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12139 * function.c (use_register_for_decl): Use
12140 targetm.calls.allocate_stack_slots_for_args.
12141 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12142 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12143 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12145 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12147 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12149 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12151 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12152 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12153 is only rounded once.
12155 2008-05-23 Richard Guenther <rguenther@suse.de>
12157 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12159 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12160 Jakub Jelinek <jakub@redhat.com>
12163 * configure.ac: Handle --enable-cld.
12164 * configure: Regenerated.
12165 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12166 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12167 (ix86_current_function_needs_cld): New define.
12168 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12169 (cld): New isns pattern.
12170 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12171 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12172 * config/i386/i386.opt (mcld): New option.
12173 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12174 TARGET_CLD and ix86_current_function_needs_cld.
12175 (override_options): Use -mcld by default for 32-bit code if
12178 * doc/install.texi (Options specification): Document --enable-cld.
12179 * doc/invoke.texi (Machine Dependent Options)
12180 [i386 and x86-64 Options]: Add -mcld option.
12181 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12183 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12184 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12185 (return_in_memory_64): Likewise.
12186 (return_in_memory_ms_64): Likewise.
12188 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12190 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12191 * builtins.c (fold_builtin_fpclassify): New.
12192 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12193 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12194 * c-common.c (handle_type_generic_attribute): Adjust to accept
12195 fixed arguments before an elipsis.
12196 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12197 * doc/extend.texi: Document __builtin_fpclassify.
12199 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12201 * omp-low.c (gate_expand_omp_ssa): Remove.
12202 (pass_expand_omp_ssa): Remove.
12203 (gate_expand_omp): Do not check for flag_openmp_ssa.
12204 * common.opt (-fopenmp-ssa): Remove.
12205 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12207 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12209 * config/sh/sh.opt (mfixed-range): New option.
12210 * config/sh/sh-protos.h (sh_fix_range): Declare.
12211 * config/sh/sh.c (sh_fix_range): New function.
12212 * config/sh/sh.h (sh_fixed_range_str): Declare.
12213 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12215 * doc/invoke.texi (SH Options): Document -mfixed-range.
12217 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12219 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12220 it before the redeclaration.
12222 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12224 * config/avr/avr.c (get_sequence_length): Add new function.
12225 (expand_prologue, expand_epilogue): Remove duplicate code.
12227 2008-05-22 Rafael Espíndola <espindola@google.com>
12229 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12232 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12234 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12235 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12237 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12238 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12239 (vect_update_misalignment_for_peel): Likewise.
12240 (vector_alignment_reachable_p): Likewise.
12241 * tree-vect-transform.c (vectorizable_load): Likewise.
12242 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12243 (get_vectype_for_scalar_type): Pass mode of scalar_type
12244 to UNITS_PER_SIMD_WORD.
12246 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12247 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12248 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12249 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12250 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12252 2008-05-22 Ira Rosen <irar@il.ibm.com>
12254 PR tree-optimization/36293
12255 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12256 if the first load must be skipped because of a gap.
12258 2008-05-22 Richard Guenther <rguenther@suse.de>
12260 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12261 more cases of offset disambiguation that is possible if
12262 strict-aliasing rules apply.
12263 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12264 for basic offset and type-based disambiguation.
12266 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12268 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12269 ix86_expand_vector_set on V16QImode for SSE4.1.
12271 2008-05-21 Tom Tromey <tromey@redhat.com>
12273 * c.opt (Wimport): Mark as undocumented.
12274 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12276 (Warning Options): Likewise.
12277 * doc/cppopts.texi: Don't mention -Wimport.
12279 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12281 PR tree-optimization/36287
12282 PR tree-optimization/36286
12283 * lambda-code.c (build_access_matrix): Do not use the loop->num
12284 for computing the number of induction variables: use the loop depth
12287 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12290 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12291 option -f(no-)leading-underscore.
12293 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12295 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12296 GET_MODE_NUNITS (mode).
12298 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12300 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12301 (-mmulhw): Add 464 to description.
12302 (-mdlmzb): Likewise.
12303 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12304 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12306 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12307 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12308 * config/rs6000/rs6000.md: Update comments for 464.
12310 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12312 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12314 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12316 * config/i386/sse.md (vec_extractv4sf): Removed.
12317 (vec_extractv2df): Likewise.
12318 (vec_extractv2di): Likewise.
12319 (vec_extractv4si): Likewise.
12320 (vec_extractv8hi): Likewise.
12321 (vec_extractv16qi): Likewise.
12322 (vec_extract<mode>): New.
12324 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12326 * config/i386/sse.md (vec_setv4sf): Removed.
12327 (vec_setv2df): Likewise.
12328 (vec_setv2di): Likewise.
12329 (vec_setv4si): Likewise.
12330 (vec_setv8hi): Likewise.
12331 (vec_setv16qi): Likewise.
12332 (vec_set<mode>): New.
12334 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12336 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12337 goto for vec_concat and vec_interleave.
12339 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12341 * config/i386/sse.md (vec_initv4sf): Removed.
12342 (vec_initv2df): Likewise.
12343 (vec_initv2di): Likewise.
12344 (vec_initv4si): Likewise.
12345 (vec_initv8hi): Likewise.
12346 (vec_initv16qi): Likewise.
12347 (vec_init<mode>): New.
12349 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12351 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12353 2008-05-21 Tom Tromey <tromey@redhat.com>
12355 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12356 (zone_find_object_offset): Likewise.
12357 (gt_ggc_m_S): Likewise.
12358 (highest_bit): Likewise.
12359 * ggc-page.c (gt_ggc_m_S): New function.
12360 * stringpool.c (string_stack): Remove.
12361 (init_stringpool): Update.
12362 (ggc_alloc_string): Use ggc_alloc.
12363 (maybe_delete_ident): New function.
12364 (ggc_purge_stringpool): Likewise.
12365 (gt_ggc_m_S): Remove.
12366 * ggc-common.c (ggc_protect_identifiers): New global.
12367 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12368 ggc_protect_identifiers.
12369 * ggc.h (ggc_protect_identifiers): Declare.
12370 (gt_ggc_m_S): Update.
12371 (ggc_purge_stringpool): Declare.
12372 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12373 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12375 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12377 2008-05-21 David S. Miller <davem@davemloft.net>
12379 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12382 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12384 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12387 2008-05-20 David Daney <ddaney@avtrex.com>
12389 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12390 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12391 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12392 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12393 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12394 (atomic_hiqi_op): New define_code_iterator.
12395 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12396 mips_expand_compare_and_swap_12.
12397 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12398 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12399 (sync_<optab><mode>, sync_old_<optab><mode>,
12400 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12401 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12402 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12403 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12404 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12405 (test_and_set_12): New insn.
12406 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12407 sync_new_<optab><mode>, sync_old_nand<mode>,
12408 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12409 clobber to operand 0 for SI and DI mode insns.
12410 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12411 mips_gen_fn_4): New typedefs.
12412 (mips_gen_fn_ptrs): Define new union type.
12413 (mips_expand_compare_and_swap_12): Remove declaration.
12414 (mips_expand_atomic_qihi): Declare function.
12415 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12416 (mips_expand_atomic_qihi): ... this. Use new generator function
12418 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12419 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12420 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12421 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12422 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12423 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12424 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12425 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12426 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12427 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12430 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12432 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12435 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12437 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12438 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12439 (avr_attribute_table): Add 'OS_main' function attribute.
12440 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12441 functions with 'OS_main' attribute.
12443 2008-05-20 Richard Guenther <rguenther@suse.de>
12445 PR tree-optimization/35204
12446 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12447 helper, split out from ...
12448 (DFS): ... here. Make the DFS walk non-recursive.
12450 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12451 Jan Sjodin <jan.sjodin@amd.com>
12453 PR tree-optimization/36181
12454 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12455 (parallelize_loops): Don't parallelize when the loop has vector
12458 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12459 Sebastian Pop <sebastian.pop@amd.com>
12461 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12462 matrix, and never look at the tree representation of the memory
12464 (linear_transform_loops): Computes parameters and access matrices.
12465 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12467 (access_matrix_get_index_for_parameter): New.
12468 * tree-data-ref.h (struct access_matrix): New.
12469 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12470 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12471 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12472 am_vector_index_for_loop): New.
12473 (struct data_reference): Add field access_matrix.
12474 (DR_ACCESS_MATRIX): New.
12475 (compute_data_dependences_for_loop): Update declaration.
12476 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12477 * lambda.h (lambda_vector_vec_p): Declared.
12478 * lambda-code.c: Depend on pointer-set.h.
12479 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12480 av_for_af_base, av_for_af, build_access_matrix,
12481 lambda_compute_access_matrices): New.
12482 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12484 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12486 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12487 $SOURCEDIR/include.
12489 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12490 Sebastian Pop <sebastian.pop@amd.com>
12492 PR tree-optimization/36206
12493 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12495 (instantiate_scev_1): Rename flags to fold_conversions.
12496 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12497 outeside instantiation_loop.
12498 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12499 (evolution_function_is_affine_or_constant_p): Removed.
12500 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12502 (analyze_siv_subscript): Pass in the loop nest number.
12503 Call evolution_function_is_affine_in_loop instead of
12504 evolution_function_is_affine_p.
12505 (analyze_overlapping_iterations): Pass in the loop nest number.
12507 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12508 Sebastian Pop <sebastian.pop@amd.com>
12510 PR tree-optimization/36206
12511 * tree-chrec.h (chrec_fold_op): New.
12512 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12515 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12517 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12519 (remove_duplicates): Do not set inode on non-inode systems.
12522 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12524 * config.gcc (tm_file): Update comments about relative pathnames.
12526 2008-05-20 Richard Guenther <rguenther@suse.de>
12528 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12529 * tree-ssa-sccvn.c (process_scc): Likewise.
12530 * tree-ssa-sink.c (execute_sink_code): Likewise.
12531 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12532 * tree-vrp.c (process_assert_insertions): Likewise.
12533 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12534 (perform_tree_ssa_dce): Likewise.
12535 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12536 (dump_dominator_optimization_stats): Likewise.
12537 * tree-vectorizer.c (vectorize_loops): Likewise.
12539 2008-05-20 Richard Guenther <rguenther@suse.de>
12541 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12543 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12545 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12546 (ix86_i386elf_return_in_memory): Likewise.
12547 (ix86_i386interix_return_in_memory): Likewise.
12548 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12549 (SUBTARGET_RETURN_IN_MEMORY): New.
12550 * config/i386/i386elf.h: Likewise.
12551 * config/i386/ptx4-i.h: Likewise.
12552 * config/i386/sol2-10.h: Likewise.
12553 * config/i386/sysv4.h: Likewise.
12554 * config/i386/vx-common.h: Likewise.
12555 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12556 * config/i386/i386.c (ix86_return_in_memory): Made static and
12557 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12558 (ix86_i386elf_return_in_memory): Removed.
12559 (ix86_i386interix_return_in_memory): Removed.
12560 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12561 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12563 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12565 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12567 2008-05-19 Xinliang David Li <davidxl@google.com>
12569 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12571 * common.opt: Ditto.
12572 * doc/invoke.texi: Ditto.
12574 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12576 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12577 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12579 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12581 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12582 sizes of operand array from 8/4 to 4/2.
12583 (ix86_expand_vector_init_general): Change size of operand array
12584 from 32 to 16. Remove op0, op1 and half_mode.
12586 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12588 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12589 (ix86_expand_vector_init_interleave): Likewise.
12590 (ix86_expand_vector_init_general): Use them. Assert
12591 word_mode == SImode when n_words == 4.
12593 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12595 * config/i386/i386.c (ix86_secondary_reload): New static function.
12596 (TARGET_SECONDARY_RELOAD): New define.
12597 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12598 * config/i386/i386.md (reload_outqi): Remove.
12600 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12602 PR middle-end/35509
12603 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12604 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12605 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12606 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12607 (fold_builtin_1): Likewise.
12608 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12609 c-common.c (check_builtin_function_arguments): Handle
12610 BUILT_IN_ISINF_SIGN.
12611 * doc/extend.texi: Document __builtin_isinf_sign.
12612 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12614 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12616 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12617 EH cleanup at the end of the pass, search for those that have been
12618 turned into forwarder blocks and do the cleanup on their successor.
12620 2008-05-18 Richard Guenther <rguenther@suse.de>
12622 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12623 pointers to sizetype and vice versa.
12625 2008-05-18 Xinliang David Li <davidxl@google.com>
12627 * gcc/tree-ssa-dce.c: Coding style fix.
12628 (check_pow): Documentation comment.
12629 (check_log): Documenation comment. Coding style fix.
12630 (is_unnecessary_except_errno_call): Ditto.
12631 (gen_conditions_for_pow): Ditto.
12632 (gen_conditions_for_log): Ditto.
12633 (gen_shrink_wrap_conditions): Ditto.
12634 (shrink_wrap_one_built_in_calls): Ditto.
12635 * gcc/doc/invoke.texi: Better documentation string.
12636 * ChangeLog: Fix wrong change log entries from
12637 May 17 checkin on function call DCE.
12639 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12641 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12643 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12645 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12646 * df-problems.c (simulation routines): Fixed block comment to
12647 properly say how to add forwards scanning functions.
12649 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12651 * tree-inline.c (setup_one_parameter): Remove dead code.
12653 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12655 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12656 a BIT_AND_EXPR only for an INTEGER_TYPE.
12658 2008-05-17 Xinliang David Li <davidxl@google.com>
12660 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12661 (check_pow, check_log, is_unnecessary_except_errno_call): New
12662 functions to check for eliminating math functions that are pure
12663 except for setting errno.
12664 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12665 general condition expressions for shrink-wrapping pow/log calls.
12666 (gen_shrink_wrap_conditions): Ditto.
12667 (shrink_wrap_one_built_in_call): Ditto.
12668 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12669 (mark_operand_necessary): If debugging, output if OP is necessary.
12670 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12672 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12674 * gcc/common.opt: New user flag -ftree-builtin-dce.
12675 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12677 2008-05-16 David S. Miller <davem@davemloft.net>
12679 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12680 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12682 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12685 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12687 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12689 * ifcvt.c (dead_or_predicable): Rename
12690 df_simulate_one_insn_backwards to df_simulate_one_insn.
12691 * recog.c (peephole2_optimize): Ditto.
12692 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12694 * df.h: Rename df_simulate_one_insn_backwards to
12695 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12696 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12697 scanning of defs and uses.
12698 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12699 (df_simulate_one_insn_forwards): Removed.
12701 2008-05-16 Doug Kwan <dougkwan@google.com>
12703 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12705 (real_from_string): Handle NaNs and Inf as approriate.
12707 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12709 * doc/gty.texi (Source Files Containing Type Information): Note
12710 that headers should appear first in the gtfiles list.
12712 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12714 * tree.def (COND_EXEC): Properly documented this code.
12716 2008-05-16 Diego Novillo <dnovillo@google.com>
12718 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12719 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12722 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12724 * tree-ssa-dse (max_stmt_uid): Removed.
12725 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12726 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12727 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12728 * function.h (cfun.last_stmt_uid): New field.
12729 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12730 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12732 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12733 (create_stmt_ann): Initialize the ann->uid field.
12734 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12736 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12738 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12740 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12741 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12742 (init_empty_tree_cfg): Call it.
12744 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12746 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12749 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12751 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12752 * tree-dump.c (dump_options): New verbose option.
12753 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12755 * tree-pass.h (TDF_VERBOSE): New dump flag.
12756 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12757 (tree-flow.h): Added include.
12758 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12760 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12762 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12764 From Jie Zhang <jie.zhang@analog.com>
12765 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12766 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12767 mcpu=bf561-none and mcpu=bf561-0.2.
12768 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12769 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12770 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12771 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12772 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12773 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12774 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12776 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12777 (cputype_selected): Remove.
12778 (bfin_handle_option): Don't use cputype_selected.
12779 (override_options): When no mcpu option, enable all workarounds.
12780 Don't use bfin_workarounds.
12781 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12783 (DEFAULT_CPU_TYPE): Don't define.
12785 2008-05-16 Richard Guenther <rguenther@suse.de>
12787 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12788 on deletion of the last stmt.
12790 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12792 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12793 V8HImode for SSE2 and V16QImode for SSE4.1.
12795 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12797 * cgraph.h (compute_inline_parameters): Made public.
12798 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12799 variable_generate_summary, function_write_summary,
12800 variable_write_summary, variable_read_summary. Added generate_summary,
12801 write_summary, read_summary.
12802 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12803 pass_ipa_inline.function_generate_summary, to
12804 compute_inline_parameters.
12805 * ipa-inline.c (compute_inline_parameters): Made public and added
12807 (compute_inline_parameters_for_current): New function.
12808 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12809 (inline_generate_summary): Removed parameter and made to loop over
12811 (pass_ipa_inline): Updated for new IPA_PASS structure.
12812 * passes.c (execute_ipa_summary_passes): Now is called once per
12813 pass rather than once per node*pass.
12815 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12817 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12818 avr_have_mul_p, avr_asm_only_p): Remove variables.
12819 (avr_override_options): Remove initialization of removed variables.
12820 (avr_file_start): Convert removed variables to fields of
12821 'struct base_arch_s *avr_current_arch'.
12822 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12823 (AVR_HAVE_MUL): (Ditto.).
12824 (AVR_HAVE_MOVW): (Ditto.).
12825 (AVR_HAVE_LPMX): (Ditto.).
12826 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12827 avr_asm_only_p): Remove declaration.
12829 2008-05-15 Diego Novillo <dnovillo@google.com>
12831 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12832 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12834 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12836 PR middle-end/36194
12837 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12838 Don't call record_truncated_value from here.
12839 (record_truncated_value): Turn it into a for_each_rtx callback.
12840 (record_truncated_values): New function.
12841 (combine_instructions): Call note_uses with record_truncated_values.
12842 Change name of check_conversion to check_promoted_subreg.
12844 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12846 * doc/sourcebuild.texi: Document support for torture tests.
12848 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12850 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12851 to alternative 4 of operand 2.
12853 2008-05-15 Richard Guenther <rguenther@suse.de>
12855 * tree-pass.h (current_pass): Declare.
12856 (get_pass_for_id): Likewise.
12857 * passes.c (passes_by_id, passes_by_id_size): New globals.
12858 (set_pass_for_id): New function.
12859 (get_pass_for_id): Likewise.
12860 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12861 (execute_function_todo): Flush per function statistics.
12862 * toplev.c (compile_file): Init statistics.
12863 (general_init): Do early statistics initialization.
12864 (finalize): Finish statistics.
12865 * statistics.h (statistics_early_init): Declare.
12866 (statistics_init): Likewise.
12867 (statistics_fini): Likewise.
12868 (statistics_fini_pass): Likewise.
12869 (statistics_counter_event): Likewise.
12870 (statistics_histogram_event): Likewise.
12871 * statistics.c: New file.
12872 * Makefile.in (OBJS-common): Add statistics.o.
12873 (statistics.o): Add dependencies.
12874 * doc/invoke.texi (-fdump-statistics): Document.
12876 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12877 (insert): Likewise.
12878 (execute_pre): Use statistics_counter_event.
12879 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12880 (substitute_and_fold): Increment it. Use statistics_counter_event.
12882 2008-05-15 Diego Novillo <dnovillo@google.com>
12884 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12886 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12887 * tree-ssa-alias.c (new_type_alias): Remove references to
12888 sub-variables from comment.
12889 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12891 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12893 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12894 attribute to 1 only for insertps alternative.
12896 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12898 * config/bfin/bfin.md (loadbytes): New pattern.
12899 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12900 (bfin_init_builtins): Initialize it.
12901 (bdesc_1arg): Add it.
12903 2008-05-15 Sa Liu <saliu@de.ibm.com>
12905 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12906 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12907 * testsuite/lib/target-supports.exp: Add
12908 check_effective_target_fortran_integer_16.
12910 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12912 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12913 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12914 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12915 (TARGET_RETURN_IN_MEMORY): Define.
12917 2008-05-15 Richard Guenther <rguenther@suse.de>
12919 PR middle-end/36244
12920 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12921 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12922 represent unmodifiable vars.
12924 2008-05-15 Richard Guenther <rguenther@suse.de>
12926 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12927 INDIRECT_REF and TARGET_MEM_REF.
12928 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12931 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12932 H.J. Lu <hongjiu.lu@intel.com>
12934 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12935 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12936 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12937 insn alternatives. Add missing alternatives.
12938 (*vec_concatv2di_rex64_sse4_1): Likewise.
12939 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12940 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12941 Require TARGET_SSE.
12943 2008-05-15 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/36009
12946 PR tree-optimization/36204
12947 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12948 (determine_invariantness_stmt): Record the loop a store is
12949 always executed in.
12950 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12953 2008-05-15 Richard Guenther <rguenther@suse.de>
12955 PR tree-optimization/34330
12956 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12957 through the pointer will alias the SMT.
12959 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12961 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12963 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12965 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12967 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12968 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12970 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12971 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12972 (vashl_optab): New optab for vector/vector shifts.
12973 (vashr_optab): Ditto.
12974 (vlshr_optab): Ditto.
12975 (vrotl_optab): Ditto.
12976 (vrotr_optab): Ditto.
12977 (optab_subtype): New enum for optab_for_tree_code call.
12978 (optab_for_tree_code): Add enum optab_subtype argument.
12980 * optabs.c (optab_for_tree_code): Take an additional argument to
12981 distinguish between a vector shift by a scalar and vector shift by
12982 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12983 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12984 vector shift by a vector.
12985 (expand_widen_pattern_expr): Pass additional argument to
12986 optab_for_tree_code.
12988 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12989 vrotl_optab, vrotr_optab.
12991 * expr.c (expand_expr_real_1): Update calls to
12992 optab_for_tree_code to distinguish between vector shifted by a
12993 scalar and vector shifted by a vector.
12994 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12995 (supportable_narrowing_operation): Ditto.
12996 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12997 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12998 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12999 (vect_create_epilog_for_reduction): Ditto.
13000 (vectorizable_reduction): Ditto.
13001 (vectorizable_operation): Ditto.
13002 (vect_strided_store_supported): Ditto.
13003 (vect_strided_load_supported): Ditto.
13004 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13005 * expmed.c (expand_shift): Ditto.
13007 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13009 (ashr@var{m}3): Ditto.
13010 (vashl@var{m}3): Document new vector/vector shift standard name.
13011 (vashr@var{m}3): Ditto.
13012 (vlshr@var{m}3): Ditto.
13013 (vrotl@var{m}3): Ditto.
13014 (vrotr@var{m}3): Ditto.
13016 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13017 (PPERM_INVERT): Ditto.
13018 (PPERM_REVERSE): Ditto.
13019 (PPERM_REV_INV): Ditto.
13020 (PPERM_ZERO): Ditto.
13021 (PPERM_ONES): Ditto.
13022 (PPERM_SIGN): Ditto.
13023 (PPERM_INV_SIGN): Ditto.
13024 (PPERM_SRC1): Ditto.
13025 (PPERM_SRC2): Ditto.
13027 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13028 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13029 allows a memory operand to be the value being added, and split it
13030 to improve vectorization.
13031 (sse5_pmacsdqh_mem): Ditto.
13032 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13033 (sse5_mulv2div2di3_high): Ditto.
13034 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13035 (vec_pack_trunc_v4si): Ditto.
13036 (vec_pack_trunc_v2di): Ditto.
13037 (sse5_pcmov_<mode>): Remove code that tried to use use
13038 andps/andnps instead of pcmov.
13039 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13040 pmacsdqh instructions.
13041 (vec_widen_smult_lo_v4si): Ditto.
13043 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13044 (PPERM_INVERT): Ditto.
13045 (PPERM_REVERSE): Ditto.
13046 (PPERM_REV_INV): Ditto.
13047 (PPERM_ZERO): Ditto.
13048 (PPERM_ONES): Ditto.
13049 (PPERM_SIGN): Ditto.
13050 (PPERM_INV_SIGN): Ditto.
13051 (PPERM_SRC1): Ditto.
13052 (PPERM_SRC2): Ditto.
13053 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13055 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13057 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13058 says ignore whether the last reference is a memory operand.
13060 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13061 Paolo Bonzini <bonzini at gnu dot org>
13063 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13066 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13067 (vlshr<mode>3): Rename from vlshr<mode>3.
13068 (vashr<mode>3): Rename from vashr<mode>3.
13069 (mulv4sf3): Change the names of vector shift patterns.
13073 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13076 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13101 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13102 (floatunssidf2_internal): Change vector/vector shift names.
13103 (floatunsdidf2_internal): Ditto.
13110 (vashl<mode>3): Rename from ashl<mode>3.
13111 (vashr<mode>3): Rename from ashr<mode>3.
13112 (vlshr<mode>3): Rename from lshr<mode>3.
13113 (vrotl<mode>3): Rename from rotl<mode>3.
13115 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13118 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13119 multiply gives the wrong value when doing widening multiplies.
13120 (vec_widen_smult_lo_v4si): Ditto.
13122 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13124 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13125 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13126 emit_library_call_value.
13127 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13128 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13129 * calls.c (initialize_argument_information, precompute_arguments,
13130 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13131 (precompute_arguments): Removed flags parameter.
13132 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13134 2008-05-14 Richard Guenther <rguenther@suse.de>
13136 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13137 Make sure to register the store if the use is a PHI_NODE.
13139 2008-05-14 Olivier Hainque <hainque@adacore.com>
13141 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13142 memory if the component is to be referenced in BLKmode according
13143 to get_inner_reference.
13145 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13147 * calls.c (emit_library_call_value_1): Restore code clearing
13148 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13150 2008-05-14 Olivier Hainque <hainque@adacore.com>
13151 Nicolas Roche <roche@adacore.com>
13153 * configure.ac: Add support for a "gcc_subdir" variable in
13154 config-lang.in, to denote a subdirectory where the language/GCC
13155 integration files are to be found.
13156 * configure: Regenerate.
13158 2008-05-14 Ira Rosen <irar@il.ibm.com>
13160 PR tree-optimization/36098
13161 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13162 value for the first load in the group in case of a gap.
13163 (vect_build_slp_tree): Check that there are no gaps in loads.
13165 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13167 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13168 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13169 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13170 emit_insn and remove unneeded code to construct extra args.
13171 (emit_no_conflict_block): Removed.
13172 * optabls.h: (emit_no_conflict_block): Removed.
13173 * cse.c (cse_extended_basic_block): Remove search for
13174 REG_NO_CONFLICT note.
13175 * global.c: Removed incorrect comment added in revision 117.
13176 * expr.c (convert_move): Change call to emit_no_conflict_block to
13178 * recog.c: Change comments so that they do not mention
13180 * local_alloc.c (combine_regs): Removed last parameter.
13181 (no_conflict_p): Removed.
13182 (block_alloc): Removed note, no_conflict_combined_regno and set
13183 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13184 (combine_regs): Removed already_dead and code to look for
13185 REG_NO_CONFLICT notes.
13186 * lower_subreg (remove_retval_note): Removed code to look for
13187 REG_NO_CONFLICT block.
13188 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13189 (resolve_clobber): Remove code to process libcalls that have
13190 REG_NO_CONFLICT notes.
13191 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13193 * combine.c (can_combine_p, distribute_notes): Removed
13194 REG_NO_CONFLICT case.
13195 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13197 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13198 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13200 * reg-notes.def (NO_CONFLICT): Removed.
13202 2008-05-14 David S. Miller <davem@davemloft.net>
13204 * config/sparc/sparc.c (sparc_profile_hook): If
13205 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13206 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13207 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13209 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13211 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13213 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13216 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13217 and op1 expansion before vector concat to have less live pseudos.
13219 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13221 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13222 ix86_expand_vector_set if supported.
13224 2008-05-13 Diego Novillo <dnovillo@google.com>
13225 Kenneth Zadeck <zadeck@naturalbridge.com>
13227 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13229 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13230 phinodes_print_statistics, init_ssanames, fini_ssanames,
13231 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13232 release_ssa_name, release_defs, replace_ssa_name_symbol,
13233 ssanames_print_statistics): Move ...
13234 * tree-flow.h: ... here.
13235 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13236 Use FN instead of cfun.
13237 (make_ssa_name_fn): Rename from make_ssa_name.
13238 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13239 * tree-flow-inline.h (make_ssa_name): Move from
13240 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13241 * omp-low.c (expand_omp_parallel):
13242 * tree-flow-inline.h (redirect_edge_var_map_result):
13243 * tree-ssa.c (init_tree_ssa): Add argument FN.
13244 Use it instead of cfun. Update all users.
13246 2008-05-13 Tom Tromey <tromey@redhat.com>
13248 PR preprocessor/22168:
13249 * doc/cpp.texi (Top): Update menu.
13250 (Alternatives to Wrapper #ifndef): New node.
13251 (Other Directives): Document deprecation.
13252 (Obsolete Features): Remove menu.
13253 (Assertions): Merge node into Obsolete Features.
13254 (Obsolete once-only headers): Move earlier; rename to Alternatives
13255 to Wrapper #ifndef.
13256 * doc/cppopts.texi: Update.
13257 * c.opt (Wdeprecated): Enable for C and ObjC.
13258 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13259 (C++ Dialect Options): Move -Wno-deprecated from here to...
13260 (Warning Options): ... here.
13262 2008-05-13 Richard Guenther <rguenther@suse.de>
13264 PR middle-end/36227
13265 * fold-const.c (fold_sign_changed_comparison): Do not allow
13266 changes in pointer-ness.
13268 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13271 * config/sh/sh.c (sh_expand_prologue): Don't clear
13272 RTX_FRAME_RELATED_P for push insns.
13274 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13276 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13278 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13280 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13281 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13282 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13284 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13286 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13287 (*vec_concatv4sf_sse): This.
13288 (*sse2_concatv2si): Renamed to ...
13289 (*vec_concatv2si_sse2): This.
13290 (*sse1_concatv2si): Renamed to ...
13291 (*vec_concatv2si_sse): This.
13292 (*vec_concatv2di_rex): Renamed to ...
13293 (*vec_concatv2di_rex64): This.
13294 (*vec_concatv2si_sse4_1): New.
13295 (*vec_concatv2di_rex64_sse4_1): Likewise.
13297 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13299 PR rtl-optimization/36111
13300 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13301 that was created for swappable operands.
13303 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13306 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13307 * configure.ac: Add call to ACX_PROG_GNAT.
13309 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13311 * optc-gen.awk: Fix comment typo.
13313 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13315 * pretty-print.c (pp_integer_with_precision): Use
13316 HOST_LONG_LONG_FORMAT.
13318 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13320 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13322 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13324 * config/i386/i386.c (bdesc_ptest): Removed.
13325 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13326 (bdesc_args): Add __builtin_ia32_ptestz128,
13327 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13328 (ix86_init_mmx_sse_builtins): Updated.
13329 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13330 (ix86_expand_builtin): Updated.
13332 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13334 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13335 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13337 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13339 * value-prof.c (interesting_stringop_to_profile): Do not
13340 return early for BUILT_IN_MEMPCPY.
13342 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13344 * calls.c (expand_call): Don't use callgraph to increase
13345 preferred_stack_boundary.
13347 * cgraph.h (cgraph_rtl_info): Use unsigned on
13348 preferred_incoming_stack_boundary.
13350 * final.c (rest_of_clean_state): Use unsigned on
13351 preferred_stack_boundary.
13353 2008-05-09 Tom Tromey <tromey@redhat.com>
13355 PR preprocessor/22231:
13356 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13359 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13361 PR tree-optimization/36129
13362 * tree-ssa-ccp.c: Include value-prof.h.
13363 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13364 built-in function was folded to a constant.
13365 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13367 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13368 Sebastian Pop <sebastian.pop@amd.com>
13370 * tree-scalar-evolution.c: Document instantiate_scev.
13371 (instantiate_parameters_1): Renamed instantiate_scev_1.
13372 Don't use the same loop for instantiation_loop and evolution_loop.
13373 (instantiate_scev): New.
13374 (instantiate_parameters): Moved...
13375 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13376 same loop twice. Maintains the semantics for this function.
13377 * tree-scalar-evolution.h (instantiate_scev): Declare.
13378 (instantiate_parameters): ...here. Now static inline.
13379 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13380 instead of resolve_mixers.
13382 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13384 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13386 2008-05-09 Tomas Bily <tbily@suse.cz>
13388 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13389 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13390 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13391 * c-common.c (c_common_truthvalue_conversion): Likewise.
13392 * tree-object-size.c (compute_object_offset): Likewise.
13393 * tree-inline.c (estimate_num_insns_1): Likewise.
13394 * varasm.c (const_hash_1, compare_constant, copy_constant)
13395 (compute_reloc_for_constant, output_addressed_constants)
13396 (initializer_constant_valid_p): Likewise.
13397 * c-omp.c (check_omp_for_incr_expr): Likewise.
13398 * gimplify.c (gimplify_expr): Likewise.
13399 * c-typeck.c (c_finish_return): Likewise.
13400 * tree-vectorizer.c (supportable_widening_operation)
13401 (supportable_narrowing_operation): Likewise.
13402 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13403 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13404 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13405 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13406 (descr_info_loc): Likewise.
13407 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13408 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13409 (fold_unary): Likewise.
13410 * builtins.c (get_pointer_alignment): Likewise.
13411 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13412 (instantiate_parameters_1): Likewise.
13413 * tree.c (expr_align, stabilize_reference): Likewise.
13414 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13415 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13416 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13417 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13418 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13419 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13421 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13422 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13423 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13424 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13425 (forward_propagate_comparison)
13426 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13427 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13428 * emit-rtl.c (component_ref_for_mem_expr)
13429 (set_mem_attributes_minus_bitpos): Likewise.
13430 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13431 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13433 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13434 (build_function_call, pointer_diff, build_compound_expr)
13435 (c_finish_return): Likewise.
13436 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13437 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13439 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13440 * expr.c (is_aligning_offset): Likewise.
13441 * tree-ssa-alias.c (is_escape_site): Likewise.
13442 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13443 (check_all_va_list_escapes): Likewise.
13444 * tree-ssa-loop-ivopts.c (determine_base_object)
13445 (determine_common_wider_type): Likewise.
13446 * dojump.c (do_jump): Likewise.
13447 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13448 * tree-gimple.c (is_gimple_cast): Likewise.
13449 * fold-const.c (decode_field_reference, )
13450 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13451 (fold_binary): Likewise.
13452 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13453 (already_warned_in_frontend_p): Likewise.
13454 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13455 * tree.c (really_constant_p, get_unwidened): Likewise.
13456 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13457 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13458 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13460 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13462 (CONVERT_EXPR_P): Define.
13463 (CASE_CONVERT): Define.
13465 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13467 PR middle-end/36117
13468 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13469 (delete_unmarked_insns): When deleting a call, call
13470 delete_unreachable_blocks.
13471 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13472 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13474 2008-05-08 Richard Guenther <rguenther@suse.de>
13476 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13477 (-ftree-salias): Likewise.
13478 (salias-max-implicit-fields): Remove param documentation.
13479 (salias-max-array-elements): Likewise.
13480 * tree-pass.h (pass_create_structure_vars): Remove.
13481 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13482 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13483 * tree-ssa-alias.c (create_structure_vars): Remove.
13484 (gate_structure_vars): Likewise.
13485 (pass_create_structure_vars): Likewise.
13486 (gate_build_alias): Likewise.
13487 (pass_build_alias): Adjust to run always and dump the function.
13488 * common.opt (ftree-salias): Hide.
13489 * passes.c (init_optimization_passes): Remove
13490 pass_create_structure_vars, adjust comment.
13491 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13492 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13493 * opts.c (decode_options): Do not set flag_tree_salias.
13494 (common_handle_option): Add OPT_ftree_salias to the backward
13495 compatibility section.
13497 2008-05-08 Richard Guenther <rguenther@suse.de>
13499 * tree-flow-inline.h (var_can_have_subvars): Move ...
13500 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13501 * tree-flow.h (var_can_have_subvars): Remove.
13502 (push_fields_onto_fieldstack): Remove.
13503 (sort_fieldstack): Likewise.
13504 (struct fieldoff): Move ...
13505 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13506 alias_set and base_for_components fields.
13507 (sort_fieldstack): Make static.
13508 (push_fields_onto_fieldstack): Likewise. Remove code that
13509 handles anything but RECORD_TYPEs. Remove alias_set and
13510 base_for_components handling.
13511 (create_variable_info_for): Adjust.
13513 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13515 * common.opt (Wframe-larger-than=): Shorten the help message
13517 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13519 2008-05-08 Rafael Espíndola <espindola@google.com>
13521 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13523 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13524 trap and that both operands are gimple values.
13525 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13526 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13529 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13531 * read-rtl.c (join_c_conditions): Return the first string if the
13532 two strings are equal.
13534 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13536 * gensupport.h (pred_data): Add a "num_codes" field.
13537 (add_predicate_code): Declare.
13538 * gensupport.c (add_predicate_code): New function.
13539 (std_pred_table): Add an "allows_const_p" field.
13540 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13541 Remove the (incomplete) list of such codes from the codes field.
13542 (init_predicate_table): Use add_predicate_code. Add all
13543 RTX_CONST_OBJs if allows_const_p is true.
13544 * genrecog.c (process_define_predicate): Use add_predicate_code.
13546 2008-05-08 David Daney <ddaney@avtrex.com>
13547 Richard Sandiford <rsandifo@nildram.co.uk>
13549 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13550 special case of constant zero operands.
13551 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13552 old and new values. Special case constant zero values.
13553 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13555 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13556 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13558 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13561 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13562 similar RTX_CONST_OBJ before CONST_INT.
13564 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13566 * stmt.c (expand_stack_restore): Change sa mode if needed.
13568 2008-05-08 Richard Guenther <rguenther@suse.de>
13570 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13571 return type to bool.
13572 (ix86_sol10_return_in_memory): Likewise.
13573 (ix86_i386elf_return_in_memory): Likewise.
13574 (ix86_i386interix_return_in_memory): Likewise.
13575 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13576 (ix86_sol10_return_in_memory): Likewise.
13577 (ix86_i386elf_return_in_memory): Likewise.
13578 (ix86_i386interix_return_in_memory): Likewise.
13580 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13583 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13585 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13586 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13589 2008-05-08 Richard Guenther <rguenther@suse.de>
13591 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13592 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13593 (DR_SUBVARS): Remove.
13594 * tree-dfa.c (dump_subvars_for): Remove.
13595 (debug_subvars_for): Likewise.
13596 (dump_variable): Do not dump subvars.
13597 (remove_referenced_var): Do not remove subvars.
13598 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13599 (lookup_subvars_for_var): Remove.
13600 (get_subvars_for_var): Likewise.
13601 (get_subvars_at): Likewise.
13602 (get_first_overlapping_subvar): Likewise.
13603 (overlap_subvar): Likewise.
13604 * tree-flow.h (subvar_t): Remove.
13605 (struct var_ann_d): Remove subvars field.
13606 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13607 argument. Remove special handling of SFTs.
13608 (compute_tag_properties): Likewise.
13609 (set_initial_properties): Likewise.
13610 (compute_call_clobbered): Likewise.
13611 (count_mem_refs): Likewise.
13612 (compute_memory_partitions): Likewise.
13613 (compute_flow_insensitive_aliasing): Likewise.
13614 (setup_pointers_and_addressables): Likewise.
13615 (new_type_alias): Likewise.
13616 (struct used_part): Remove.
13617 (used_portions): Likewise.
13618 (struct used_part_map): Likewise.
13619 (used_part_map_eq): Likewise.
13620 (used_part_map_hash): Likewise.
13621 (free_used_part_map): Likewise.
13622 (up_lookup): Likewise.
13623 (up_insert): Likewise.
13624 (get_or_create_used_part_for): Likewise.
13625 (create_sft): Likewise.
13626 (create_overlap_variables_for): Likewise.
13627 (find_used_portions): Likewise.
13628 (create_structure_vars): Likewise.
13629 * tree.def (STRUCT_FIELD_TAG): Remove.
13630 * tree.h (MTAG_P): Adjust.
13631 (struct tree_memory_tag): Remove base_for_components and
13632 unpartitionable flags.
13633 (struct tree_struct_field_tag): Remove.
13634 (SFT_PARENT_VAR): Likewise.
13635 (SFT_OFFSET): Likewise.
13636 (SFT_SIZE): Likewise.
13637 (SFT_NONADDRESSABLE_P): Likewise.
13638 (SFT_ALIAS_SET): Likewise.
13639 (SFT_UNPARTITIONABLE_P): Likewise.
13640 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13641 (union tree_node): Remove sft field.
13642 * alias.c (get_alias_set): Remove special handling of SFTs.
13643 * print-tree.c (print_node): Remove handling of SFTs.
13644 * tree-dump.c (dequeue_and_dump): Likewise.
13645 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13646 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13647 * tree-predcom.c (set_alias_info): Do not set subvars.
13648 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13649 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13650 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13651 (add_vars_for_offset): Remove.
13652 (add_virtual_operand): Remove special handling of SFTs.
13653 (add_call_clobber_ops): Likewise.
13654 (add_call_read_ops): Likewise.
13655 (get_asm_expr_operands): Likewise.
13656 (get_modify_stmt_operands): Likewise.
13657 (get_expr_operands): Likewise.
13658 (add_to_addressable_set): Likewise.
13659 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13660 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13661 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13662 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13663 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13664 (tree_node_structure): Likewise.
13665 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13667 (find_what_p_points_to): Likewise.
13669 2008-05-08 Sa Liu <saliu@de.ibm.com>
13671 * config/spu/spu.md: Fixed subti3 pattern.
13673 2008-05-08 Richard Guenther <rguenther@suse.de>
13675 PR middle-end/36154
13676 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13677 sure to create a representative for trailing arrays for PTA.
13679 2008-05-08 Richard Guenther <rguenther@suse.de>
13681 PR middle-end/36172
13682 * fold-const.c (operand_equal_p): Two objects which types
13683 differ in pointerness are not equal.
13685 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13687 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13688 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13689 (emit_library_call_value_1): Add new variable fndecl initialized by
13690 NULL_TREE. It should be the decl type of orgfun, but this information
13691 seems not to be available here, so it uses the default calling abi.
13692 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13693 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13694 by TARGET_RETURN_IN_MEMORY.
13695 * config/i386/i386-interix.h: Likewise.
13696 * config/i386/i386.h: Likewise.
13697 * config/i386/i386elf.h: Likewise.
13698 * config/i386/ptx4-i.h: Likewise.
13699 * config/i386/sol2-10.h: Likewise.
13700 * config/i386/sysv4.h: Likewise.
13701 * config/i386/vx-common.h: Likewise.
13702 * config/cris/cris.h: Removed #if 0 clause.
13703 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13704 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13706 (ix86_sol10_return_in_memory): Likewise.
13707 (ix86_i386elf_return_in_memory): New.
13708 (ix86_i386interix_return_in_memory): New.
13709 * config/mt/mt-protos.h (mt_return_in_memory): New.
13710 * config/mt/mt.c: Likewise.
13711 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13712 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13713 * config/bfin/bfin.h: Likewise.
13714 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13716 * config/bfin/bfin.c: Likewise.
13717 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13718 * config/alpha/unicosmk.h: Likewise.
13719 * config/i386/cygming.h: Likewise.
13720 * config/iq2000/iq2000.h: Likewise.
13721 * config/mips/mips.h: Likewise.
13722 * config/mn10300/mn10300.h: Likewise.
13723 * config/rs6000/rs6000.h: Likewise.
13724 * config/score/score.h: Likewise.
13725 * config/spu/spu.h: Likewise.
13726 * config/v850/v850.h: Likewise.
13727 * defaults.h: Likewise.
13728 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13729 * expr.c (emit_block_move): Adjust use of
13730 OUTGOING_REG_PARM_STACK_SPACE.
13731 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13732 OUTGOING_REG_PARM_STACK_SPACE.
13733 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13735 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13737 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13738 on OMP_RETURN for OMP_FOR.
13741 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13742 (fortran_common): New function.
13743 (gen_variable_die): Call fortran_common instead of common_check,
13744 adjust for it returning tree instead of rtx. Formatting.
13746 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13750 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13751 * c-decl.c (merge_decls): Ditto.
13752 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13753 to RTL_CONST_OR_PURE_CALL_P.
13754 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13755 Initialized DECL_LOOPING_CONST_PURE.
13756 (process_call_operands): Set tree_side_effects properly.
13757 * tree.h (TREE_READONLY_DECL_P): Removed.
13758 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13759 (DECL_LOOPING_OR_CONST_P): New macro.
13760 (struct tree_function_decl): Added looping_const_or_pure_p.
13761 (ECF_*) Renumbered.
13762 (ECF_LOOPING_OR_CONST_P): New macro.
13763 * rtlanal.c (pure_const_p): Removed.
13764 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13765 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13766 to RTL_CONST_CALL_P.
13767 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13768 (check_decl, check_tree, check_call, scan_function): Initialize
13770 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13771 (static_execute): Set looping true for recursive functions.
13772 Undo setting state to IPA_NEITHER for recursive functions.
13773 * cse.c (cse_insn):
13774 * ifcvt.c (noce_can_store_speculate_p): Changed
13775 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13776 RTL_CONST_OR_PURE_CALL_P.
13777 * dse.c (scan_insn): Ditto.
13778 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13779 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13780 RTL_CONST_OR_PURE_CALL_P.
13781 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13782 pure_call_p to RTL_CONST_CALL_P.
13783 * gimplify.c (gimplify_call_expr): Clear side effects for
13784 non-looping pure and constant calls.
13785 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13786 (flags_from_decl_or_type): Set ecf flags from decl flags.
13787 (initialize_argument_information): Turn off
13788 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13789 Change const to pure if callee_copies is true rather than just
13791 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13792 way of marking pure calls.
13793 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13794 Remove hack that was supposed to fix pr7335 and remove old
13795 way of marking pure calls.
13796 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13797 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13798 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13799 RTL_CONST_OR_PURE_CALL_P.
13800 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13801 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13802 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13803 * sched-deps.c (schedule_analyze): Ditto.
13804 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13805 return_val field of calls to represent pure and const function info.
13806 (CONST_OR_PURE_CALL_P): Deleted macro.
13807 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13808 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13809 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13811 * tree-optimize.c (execute_fixup_cfg): Added test for
13812 ECF_LOOPING_CONST_OR_PURE.
13813 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13815 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13816 effects for looping pure or const calls.
13817 (verify_gimple_expr): Added verification code.
13818 * config/alpha/alpha.c (alpha_legitimize_address,
13819 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13821 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13822 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13823 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13824 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13825 RTL_CONST_OR_PURE_CALL_P.
13826 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13827 and const calls to be deleted.
13829 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13832 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13833 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13834 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13835 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13836 to handle nonimmediate operands.
13837 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13838 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13839 to handle nonimmediate operands.
13840 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13841 (mmx_pmulhrwv4hi3): New expander. Use
13842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13843 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13844 (sse2_umulv1siv1di3): New expander. Use
13845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13846 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13847 (mmx_eq<mode>3): New expander. Use
13848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13849 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13850 (mmx_uavgv8qi3): New expander. Use
13851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13852 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13853 (mmx_uavgv4hi3): New expander. Use
13854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13856 * config/i386/sse.md
13857 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13858 to handle nonimmediate operands.
13859 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13860 to handle nonimmediate operands.
13861 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13862 to handle nonimmediate operands.
13863 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13864 to handle nonimmediate operands.
13865 (sse2_unpckhpd_exp): New expander. Use
13866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13867 (sse2_unpcklpd_exp): New expander. Use
13868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13869 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13870 to handle nonimmediate operands.
13871 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13872 to handle nonimmediate operands.
13873 (*sse2_<plusminus_insn><mode>3): Rename from
13874 sse2_<plusminus_insn><mode>3 insn pattern.
13875 (sse2_<plusminus_insn><mode>3): New expander. Use
13876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13877 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13878 (sse2_umulv2siv2di3): New expander. Use
13879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13880 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13881 (sse4_1_mulv2siv2di3): New expander. Use
13882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13883 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13884 (sse2_pmaddwd): New expander. Use
13885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13886 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13887 (sse2_eq<mode>3): New expander. Use
13888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13889 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13890 (sse4_1_eqv2di3): New expander. Use
13891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13892 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13893 (sse2_uavgv16qi3): New expander. Use
13894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13895 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13896 (sse2_uavgv16qi3): New expander. Use
13897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13898 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13899 (sse2_uavgv8hi3): New expander. Use
13900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13901 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13902 (ssse3_pmulhrswv8hi3): New expander. Use
13903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13904 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13905 (ssse3_pmulhrswv4hi3): New expander. Use
13906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13908 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13909 (<sse>_vmmul<mode>3): Ditto.
13910 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13912 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13913 (ssse3_pmaddubsw): Ditto.
13915 * config/i386/i386.c (struct_builtin_description)
13916 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13917 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13918 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13919 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13920 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13921 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13922 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13923 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13924 (ix86_fixup_binary_operands): Assert that src1
13925 and src2 must have the same mode when swapped.
13926 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13927 and ix86_binary_operator_ok. Do not force operands in registers
13930 2008-05-07 Jan Hubicka <jh@suse.cz>
13932 * cgraph.c (dump_cgraph_node): Update.
13933 * cgraph.h (cgraph_local_info): Break out inline summary.
13934 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13936 * ipa-inline (inline_summary): New accestor function.
13937 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13938 cgraph_decide_inlining, compute_inline_parameters): Update.
13939 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13941 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13943 Cleanup ColdFire scheduling support and add V4 pipeline model.
13945 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13946 (define_attr cpu): Add cfv4 value.
13947 (define_attr type, define_attr type1): Merge into a single 'type'
13948 attribute. Update all uses.
13949 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13950 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13952 (define_attr opx_mem, define_attr opy_mem): Remove.
13953 (define_attr op_mem): Clean up, update comment.
13954 (define_attr size): Use specific values instead of general int.
13955 (define_attr guess, define_attr split): Remove. Update all uses.
13956 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13957 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13958 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13959 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13960 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13961 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13962 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13963 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13964 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13965 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13966 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13967 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13968 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13969 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13970 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13971 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13972 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13973 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13974 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13975 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13976 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13977 Update or set attributes.
13978 (stack_tie): New fake instruction.
13980 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13981 (m68k_sched_attr_size): Update declaration.
13982 (m68k_sched_attr_type2): Remove.
13983 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13984 Declare new bypass predicates.
13986 * config/m68k/m68k.c (m68k_sched_issue_rate,
13987 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13989 (TARGET_SCHED_ISSUE_RATE,
13990 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13991 (override_options): Handle scheduling for ColdFire V4 core.
13992 (m68k_expand_prologue): Emit stack_tie.
13993 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13994 'OP_TYPE_FPN'. Update all uses.
13995 (sched_guess_p): Remove.
13996 (sched_address_type): Handle symbolic addresses.
13997 (sched_get_operand): New static function.
13998 (sched_operand_type): Merge into sched_attr_op_type.
13999 (sched_attr_op_type): Handle FP registers, handle quick constants,
14001 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14002 (m68k_sched_attr_size): Update. Move logic to ...
14003 (sched_get_attr_size_int): New static function.
14004 (sched_get_opxy_mem_type): New static function.
14005 (m68k_sched_attr_op_mem): Update.
14006 (m68k_sched_attr_type2): Remove.
14007 (sched_cfv4_bypass_data): New static variable.
14008 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14009 (m68k_sched_issue_rate): Implement scheduler hook.
14010 (struct _sched_ib: enabled_p): New field.
14011 (m68k_sched_variable_issue): Update. Handle V4.
14012 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14013 sched_dump_class_func_t, sched_dump_split_class,
14014 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14015 sched_dump_dfa_class, m68k_sched_dump): Remove.
14016 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14018 (m68k_sched_init_global): Remove statisctics dumping, introduce
14019 sanity check that all instructions have pipeline reservations. Handle
14021 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14022 Handle ColdFire V4 core.
14023 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14024 New static functions.
14025 (m68k_sched_address_bypass_p): New bypass predicate.
14026 (sched_get_indexed_address_scale): New static function.
14027 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14029 * cf.md: Update comments.
14030 (define_attr type2): Remove. Use 'type' attribute instead.
14032 (cf_ib): Rename to cfv123_ib. Update all uses.
14033 (cf_oep): Rename to cfv123_oep. Update all uses.
14034 (cf_chr): Rename to cfv123_chr. Update all uses.
14035 (cf_mem): Rename to cfv123_mem. Update all uses.
14036 (cf_mac): Move to more appropriate place.
14037 (cfv123_guess): New automaton and cpu_unit.
14038 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14039 Update uses of 'size' attribute. Handle before reload scheduling.
14040 (cfv123_guess): New dummy reservation for unhandled instructions.
14041 (cfv4_*): Pipeline description of ColdFire V4 core.
14042 (ignore): New reservation to handle 'ignore' type.
14044 2008-05-07 Ian Lance Taylor <iant@google.com>
14046 PR middle-end/36013
14047 * gimplify.c (find_single_pointer_decl_1): Don't look through
14049 (find_single_pointer_decl): Adjust comments.
14051 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14053 PR middle-end/36137
14054 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14055 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14057 PR middle-end/36106
14058 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14059 integral type rather than floating point, then VIEW_CONVERT_EXPR
14060 to the floating point type.
14062 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14064 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14065 TFmode op0 to register.
14067 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14069 * c-decl.c (grokdeclarator): Comment typo.
14071 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14073 * tree-flow.h: Remove prototype for computed_goto_p.
14074 * tree-cfg.c (computed_goto_p): Make static.
14076 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14079 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14080 (contains_aligned_value_p): This. Handle _Decimal128.
14081 (ix86_function_arg_boundary): Only align _Decimal128 to its
14082 natural boundary and handle it properly.
14084 2008-05-06 Martin Jambor <mjambor@suse.cz>
14086 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14087 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14088 (ipcp_method_set_orig_node): Removed.
14089 (ipcp_cval_get_cvalue_type): Removed.
14090 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14091 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14092 (ipcp_cval_set_cvalue_type): Removed.
14093 (ipcp_cval_get_cvalue): Removed.
14094 (ipcp_cval_set_cvalue): Removed.
14095 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14096 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14097 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14098 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14099 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14100 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14101 (ipcp_get_ith_lattice): Changed parameters.
14102 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14103 (ipcp_lattice_from_jfunc): Changed parameters.
14104 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14105 (ipcp_method_cval_print): Added temporary variable info.
14106 (ipcp_redirect): Removed already unused local variable caller.
14107 (ipcp_redirect): New temporary variable orig_callee_info
14108 (ipcp_redirect): Removed newly unused local variable callee.
14109 (ipcp_redirect): Removed (a bit confusing) local variable type.
14110 (ipcp_insert_stage): Added local variable info.
14111 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14113 (ipcp_formal_create): Removed.
14114 (ipcp_method_cval_set): Removed.
14115 (ipcp_propagate_stage): Renamed lattice variables.
14116 (ipcp_method_cval_set_cvalue_type): Removed.
14117 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14118 (ipcp_print_all_lattices): Changed printed strings to refer to
14119 lattices rather than cvals.
14120 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14121 (ipcp_propagate_const): Changed formal parameters.
14122 (build_const_val): Changed formal parameters.
14123 (ipcp_insert_stage): Removed useless variable cvalue
14124 (build_const_val): Changed formal parameters.
14125 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14126 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14127 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14128 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14129 (ipcp_print_func_profile_counts): Changed string from "method" to
14131 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14132 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14133 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14134 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14135 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14136 (ipcp_lat_is_const): Changed parameters and made inline.
14137 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14138 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14139 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14140 the predicate condition directly
14141 (ipcp_propagate_stage): Added local variable args. Removed local
14142 variable callee. (Both are mere code simplifications.)
14143 (ipcp_method_dont_insert_const): Renamed to
14144 ipcp_node_not_modifiable_p.
14145 (ipcp_node_not_modifiable_p): Made inline.
14146 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14147 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14148 (ipcp_print_all_lattices): Removed variable cvalue
14149 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14152 2008-05-06 Olivier Hainque <hainque@adacore.com>
14154 * tree-sra.c (try_instantiate_multiple_fields): Early return
14155 if field has POINTER_TYPE.
14157 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14159 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14160 by using 'q' specifier for instruction.
14161 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14163 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14165 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14166 Change mode of zero_extract from QImode to HImode.
14167 (sign bit tests peepholes): (Ditto.).
14169 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14171 * config/i386/mmx.md: Remove double backslashes from asm templates.
14172 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14173 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14174 to handle nonimmediate operands.
14175 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14176 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14177 to handle nonimmediate operands.
14178 (*mmx_<code>v2sf3_finite): New insn pattern.
14179 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14180 (mmx_<code>v2sf3): New expander. Use
14181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14182 (mmx_<plusminus_insn><mode>3): New expander. Use
14183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14184 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14185 (mmx_add<mode>3): Removed.
14186 (mmx_ssadd<mode>3): Ditto.
14187 (mmx_usadd<mode>3): Ditto.
14188 (mmx_sub<mode>3): Ditto.
14189 (mmx_sssub<mode>3): Ditto.
14190 (mmx_ussub<mode>3): Ditto.
14191 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14192 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14193 to handle nonimmediate operands.
14194 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14196 (mmx_smulv4hi3_highpart): New expander. Use
14197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14198 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14200 (mmx_umulv4hi3_highpart): New expander. Use
14201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14202 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14203 (mmx_<code>v4hi3): New expander. Use
14204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14205 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14206 (mmx_<code>v8qi3): New expander. Use
14207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14208 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14209 (mmx_<code><mode>3): New expander. Use
14210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14212 2008-05-05 Jan Hubicka <jh@suse.cz>
14214 PR tree-optimization/36118
14215 * passes.c (pass_init_dump_file): Fix dump header.
14217 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14219 PR middle-end/36141
14220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14221 VCE for function decls.
14223 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14225 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14227 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14229 * config/i386/i386.md (sat_plusminus): New.
14230 (plusminus_insn): Likewise.
14231 (plusminus_mnemonic): Likewise.
14233 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14234 (*<addsub><mode>3_cc_overflow): Renamed to ...
14235 (*<plusminus_insn><mode>3_cc_overflow): This.
14236 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14237 (*<plusminus_insn>si3_zext_cc_overflow): This.
14239 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14240 (<plusminus_insn><mode>3): This.
14241 (*<addsub><mode>3): Renamed to ...
14242 (*<plusminus_insn><mode>3): This.
14243 (<sse>_vm<addsub><mode>3): Renamed to ...
14244 (<sse>_vm<plusminus_insn><mode>3): This.
14245 (sse3_h<addsub>v4sf3): Renamed to ...
14246 (sse3_h<plusminus_insn>v4sf3): This.
14247 (sse3_h<addsub>v2df3): Renamed to ...
14248 (sse3_h<plusminus_insn>v2df3): This.
14249 (<plusminus_insn><mode>3): New.
14250 (*<plusminus_insn><mode>3): Likewise.
14251 (sse2_<plusminus_insn><mode>3): Likewise.
14252 (add<mode>): Removed.
14253 (*add<mode>3): Likewise.
14254 (sse2_ssadd<mode>3): Likewise.
14255 (sse2_usadd<mode>3): Likewise.
14256 (sub<mode>3): Likewise.
14257 (*sub<mode>3): Likewise.
14258 (sse2_sssub<mode>3): Likewise.
14259 (sse2_ussub<mode>3): Likewise.
14261 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14263 * gthr-single.h: Add in required interface elements as per gthr.h.
14264 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14265 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14266 Generalize UNUSED macro.
14267 (__gthread_once): Add.
14268 (__gthread_key_create): Add.
14269 (__gthread_key_delete): Add.
14270 (__gthread_getspecific): Add.
14271 (__gthread_setspecific): Add.
14273 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14275 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14276 the same size types for the indirect reference on the rhs, then
14279 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14281 * config/i386/i386.md
14282 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14283 one insn template instead of template series.
14284 (*xordi_1_rex64): Ditto.
14285 (*xordi_2_rex64): Ditto.
14287 2008-05-05 Ira Rosen <irar@il.ibm.com>
14289 PR tree-optimization/36119
14290 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14293 2008-06-04 Jan Hubicka <jh@suse.cz>
14295 tree-optimization/36100
14296 * tree-pass.h (pass_O0_always_inline): Declare.
14297 * ipa-inline.c (inline_transform): Remove dead code.
14298 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14299 pass_O0_always_inline): New.
14300 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14302 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14304 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14305 mnemonic in this_param move for TARGET_64BIT.
14307 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14309 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14310 (*strmovsi_rex_1): Ditto.
14311 (*strsetsi_1): Ditto.
14312 (*strsetsi_rex_1): Ditto.
14314 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14315 adddicc expanders using SWI mode iterator.
14317 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14320 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14323 2008-05-04 David S. Miller <davem@davemloft.net>
14325 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14326 (sparc*-*-linux*): Use linux.h in tm_file.
14327 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14328 compiler defaulting to 32-bit.
14329 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14331 * config/sparc/linux.h: Remove definitions now obtained
14332 properly from linux.h
14333 * config/sparc/linux64.h: Likewise.
14334 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14335 don't want this setting for 32-bit builds in a biarch compiler.
14336 * doc/install.texi: Add sparc-linux to list of targets
14337 supporting --enable-targets=all.
14339 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14341 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14343 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14345 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14346 after V4SI_FTYPE_V8HI.
14347 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14348 case V4SI_FTYPE_V2DF.
14350 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14352 * doc/invoke.texi (max-flow-memory-locations): Removed.
14353 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14355 2008-05-03 Richard Guenther <rguenther@suse.de>
14357 PR middle-end/34973
14358 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14360 2008-05-02 David S. Miller <davem@davemloft.net>
14362 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14364 2008-05-02 Simon Baldwin <simonb@google.com>
14367 * c-common.h (warn_array_subscript_range): Removed.
14368 * c-common.c (warn_array_subscript_range): Ditto.
14369 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14370 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14372 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14374 * config/i386/i386.c (ix86_special_builtin_type): New.
14375 (bdesc_special_args): Likewise.
14376 (ix86_expand_special_args_builtin): Likewise.
14377 (ix86_init_mmx_sse_builtins): Updated.
14378 (ix86_expand_builtin): Updated.
14379 (ix86_expand_store_builtin): Removed.
14380 (ix86_expand_unop_builtin): Likewise.
14382 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14383 * config/i386/mmintrin.h (__v2sf): Here.
14385 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14387 (_mm_loadl_pi): Likewise.
14388 (_mm_storeh_pi): Replace __v2si with __v2sf.
14389 (_mm_storel_pi): Likewise.
14391 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14392 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14393 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14394 __builtin_ia32_loadlpd.
14396 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14398 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14399 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14400 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14401 (ix86_init_mmx_sse_builtins): Updated.
14402 (ix86_expand_args_builtin): Likewise.
14403 (ix86_expand_builtin): Likewise.
14404 (ix86_expand_unop1_builtin): Renamed to ...
14405 (ix86_expand_unop_vec_merge_builtin): This.
14407 2008-05-01 Jan Hubicka <jh@suse.cz>
14410 * ipa-inline.c (inline_generate_summary): Make static.
14411 (inline_transform): Do not call inlining at -O0; make static.
14412 * passes.c (execute_todo): Add sanity check.
14413 (execute_one_ipa_transform_pass): Execute proper flags.
14415 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14417 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14418 (DECL_NONADDRESSABLE_P): Likewise.
14419 * alias.c (record_component_aliases): Fix comment.
14421 2008-05-01 Simon Baldwin <simonb@google.com>
14423 * c-common.h (warn_array_subscript_range): New function.
14424 * c-common.c (warn_array_subscript_range): Ditto.
14425 * tree-vrp.c (check_array_ref): Corrected code to agree with
14426 comment, ignoring only arrays of size 0 or size 1.
14427 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14429 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14431 * config/i386/i386.c (ix86_builtin_type): Replace
14432 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14433 (bdesc_args): Updated.
14434 (ix86_init_mmx_sse_builtins): Likewise.
14435 (ix86_expand_args_builtin): Likewise.
14437 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14440 * doc/extend.texi: Correct __builtin_ia32_palignr.
14442 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14445 * config/i386/i386.c (bdesc_crc32): Removed.
14446 (ix86_expand_crc32): Likewise.
14447 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14448 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14449 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14450 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14451 UINT_FTYPE_UINT_UCHAR.
14452 (bdesc_args): Updated. Add crc32 builtins.
14453 (ix86_init_mmx_sse_builtins): Updated.
14454 (ix86_expand_args_builtin): Updated to support subreg.
14456 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14458 2008-05-01 Jan Hubicka <jh@suse.cz>
14460 * tree-pass.h (opt_pass): Add IPA_PASS.
14461 (varpool_node, cgraph_node): Forward declare.
14462 (ipa_opt_pass): Define.
14463 (pass_ipa_inline): Turn into ipa_opt_pass.
14464 (pass_apply_inline): Remove.
14465 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14466 (apply_inline): Turn into ....
14467 (inline_transform): ... this one.
14468 (inline_generate_summary): New function.
14469 (pass_apply_inline): Remove.
14470 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14472 (struct function): Add ipa_transforms_to_apply.
14473 * passes.c (register_one_dump_file): Work on IPA_PASS.
14474 (init_optimization_passes): Remove pass_inline_parameters and
14476 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14477 (execute_one_pass) ... here; apply transforms when possible.
14478 (add_ipa_transform_pass, execute_ipa_summary_asses,
14479 execute_one_ipa_transform_pass): New.
14480 (execute_ipa_pass_list): Update for IPA_PASS type.
14482 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14484 * config/i386/i386.c (ix86_builtin_type): Add
14485 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14486 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14487 (bdesc_args): Add SSE4a builtins.
14488 (ix86_init_mmx_sse_builtins): Updated.
14489 (ix86_expand_args_builtin): Likewise.
14490 (ix86_expand_builtin): Likewise.
14492 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14494 * config/i386/i386.c (ix86_builtin_type): Add
14495 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14496 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14497 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14498 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14499 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14500 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14501 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14502 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14503 and DI_FTYPE_DI_DI_INT.
14504 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14505 (ix86_init_mmx_sse_builtins): Updated.
14506 (ix86_expand_args_builtin): Likewise.
14507 (ix86_expand_builtin): Likewise.
14508 (ix86_expand_binop_imm_builtin): Removed.
14510 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14512 2008-04-30 Richard Guenther <rguenther@suse.de>
14514 PR tree-optimization/32921
14515 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14517 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14519 * config/arm/arm.c (arm_unwind_emit): Use
14520 crtl->all_throwers_are_sibcalls instead of
14521 cfun->all_throwers_are_sibcalls.
14522 (arm_output_fn_unwind): Likewise.
14523 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14524 instead of cfun->uses_pic_offset_table.
14525 (frv_expand_prologue): Likewise.
14526 (frv_frame_pointer_required): Likewise.
14527 (frv_expand_fdpic_call): Likewise.
14528 (frv_emit_movsi): Likewise.
14529 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14530 cfun->returns_pcc_struct instead of
14531 current_function_returns_pcc_struct.
14532 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14533 instead of cfun->calls_eh_return.
14534 (m32c_pushm_popm): Likewise.
14535 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14536 "extern" declaration.
14538 2008-04-30 Richard Guenther <rguenther@suse.de>
14540 PR tree-optimization/21636
14541 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14543 (evaluate_stmt): Print the likely value.
14544 (ccp_visit_stmt): Avoid excessive vertical spacing.
14546 2008-04-30 Rafael Espíndola <espindola@google.com>
14548 * builtins.c (fold_call_expr): Return realret.
14549 * tree-ssa-threadedge.c
14550 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14551 __builtin_object_size.
14553 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14555 * gcc.c (wrapper_string): New variable.
14556 (insert_wrapper): New function.
14557 (execute): New option -wrapper.
14558 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14560 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14562 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14563 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14564 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14566 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14567 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14568 config/rs6000/e500crtres64gprctr.asm,
14569 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14570 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14571 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14572 config/rs6000/e500crtsav64gprctr.asm,
14573 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14574 config/rs6000/e500crtsavg64gprctr.asm: New files.
14575 * config/rs6000/t-ppccomm: Add build rules for new files.
14576 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14577 * config/rs6000/t-netbsd: Add build rules for new files.
14578 (LIB2FUNCS_STATIC_EXTRA): New variable.
14579 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14580 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14581 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14583 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14585 * config/i386/i386.c (ix86_builtin_type): Add
14586 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14587 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14588 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14589 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14590 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14591 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14592 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14593 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14594 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14595 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14596 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14597 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14598 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14599 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14600 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14601 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14602 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14603 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14604 V1DI_FTYPE_V2SI_V2SI.
14605 (bdesc_2arg): Moved to ...
14606 (bdesc_args): Here.
14607 (ix86_init_mmx_sse_builtins): Updated.
14608 (ix86_expand_args_builtin): Updated. Take a pointer
14609 to const struct builtin_description. Handle comparison
14611 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14612 (ix86_expand_builtin): Updated.
14614 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14615 (ssse3_pmaddubsw128): This.
14616 (ssse3_pmaddubswv4hi3): Renamed to ...
14617 (ssse3_pmaddubsw): This.
14619 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14620 (__builtin_ia32_packssdw128): Likewise.
14621 (__builtin_ia32_packuswb128): Likewise.
14622 (__builtin_ia32_pmaddubsw): Likewise.
14623 (__builtin_ia32_pmaddubsw128): Likewise.
14625 2008-04-30 Richard Guenther <rguenther@suse.de>
14627 PR tree-optimization/14847
14628 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14629 (recognize_bits_test): Use it.
14630 (recognize_single_bit_test): Likewise.
14632 2008-04-30 Martin Jambor <mjambor@suse.cz>
14634 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14635 instead of setting number of formal parameters to zero.
14636 (ipcp_init_stage): Do not set the number of actual parameters to zero
14638 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14639 which are called with variable number of arguments.
14640 (ipcp_insert_stage): Explicitely skipping all nodes which are
14641 called with variable number of arguments.
14642 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14643 number of parameters.
14645 * ipa-prop.h (struct ipa_node_params): Added flag
14646 called_with_var_arguments
14647 (ipa_set_param_count): Added. Changed sole setter to use it.
14648 (ipa_get_param_count): Added. All readers of param_count
14649 converted to use it instead.
14650 (ipa_set_called_with_variable_arg): Added.
14651 (ipa_is_called_with_var_arguments): Added.
14652 (ipa_get_ith_param): Added. All readers of param_decls converted
14654 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14656 (ipa_get_cs_argument_count): Added, all readers of argument_count
14658 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14661 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14662 (struct ipcp_lattice): Renamed cval_type to type
14663 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14665 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14666 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14667 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14668 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14669 (build_const_val): Changed the type of parameter cvalue to tree
14670 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14671 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14673 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14676 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14677 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14678 (ipa_add_method): Renamed to ipa_push_func_to_list
14679 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14680 (ipa_callsite_param_count): Removed.
14681 (ipa_callsite_param_count_set): Removed.
14682 (ipa_callsite_param): Removed.
14683 (ipa_callsite_callee): Removed.
14684 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14685 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14686 (ipa_method_formal_count): Removed.
14687 (ipa_method_formal_count_set): Removed.
14688 (ipa_method_get_tree): Removed.
14689 (ipa_method_tree_map_create): Removed.
14690 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14691 (ipa_create_param_decls_array): Creates the array itself
14692 (ipa_create_param_decls_array): Temporary variable info instead of
14693 a few dereferences.
14694 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14695 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14696 (get_type): Removed.
14697 (ipa_jf_get_info_type): Removed.
14698 (ipa_node_create): Renamed to ipa_create_node_params
14699 (ipa_free): Renamed to ipa_free_all_node_params
14700 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14701 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14702 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14703 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14704 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14705 ipa_free_all_edge_args
14706 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14707 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14708 (ipa_create_methodlist_node): Removed.
14709 (ipa_methodlist_method): Removed.
14710 (ipa_methodlist_method_set): Removed.
14711 (ipa_methodlist_next_method): Removed.
14712 (ipa_methodlist_next_method_set): Removed.
14713 (ipa_method_is_modified): Removed.
14714 (ipa_method_modify_create): Removed.
14715 (ipa_method_modify_init): Temporary variable info instead of a few
14717 (ipa_detect_param_modifications): Temporary variable info instead of
14718 a few dereferences.
14719 (ipa_compute_jump_functions): Temporary variable info instead of
14720 a few dereferences.
14721 (ipa_method_modify_set): Removed.
14722 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14723 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14724 than craph_node as the first parameter.
14725 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14726 (ipa_method_modify_init): Removed.
14727 (ipa_compute_jump_functions): Added a temp variable instead of
14728 repeatadly dereferencing the cgraph_edge.aux pointer
14729 (ipa_callsite_param_set_type): Removed.
14730 (ipa_compute_jump_functions): i renamed to index and moved to
14732 (ipa_callsite_param_set_info_type_formal): Removed.
14733 (ipa_callsite_param_set_info_type): Removed.
14734 (ipa_callsite_param_map_create): Removed.
14735 (ipa_callsite_tree): Removed.
14736 (ipa_callsite_caller): Removed.
14737 (ipa_pop_func_from_list): return_method removed to return_func
14739 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14740 prefixed all values with IPA_. Changed all users.
14741 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14742 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14743 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14744 (union parameter_info): Renamed to jump_func_value.
14745 (union jump_func_value): Renamed value to constant
14746 (struct ipa_jump_func): Renamed info_type to value
14747 (struct ipa_node): Renamed to ipa_node_params
14748 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14749 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14750 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14751 (struct ipa_edge): Renamed to ipa_edge_args
14752 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14753 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14754 (struct ipa_methodlist): Renamed to ipa_func_list
14755 (struct ipa_func_list): method_p renamed to node, next_method
14757 (ipa_methodlist_p): Removed, switched all users to struct pointer
14758 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14760 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14762 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14763 (rs6000_emit_epilogue): Use backchain to restore only when we
14764 have a large frame. Make use of frame pointer to restore if we
14765 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14767 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14769 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14770 Add mode to zero_extract.
14771 (sign bit tests peepholes): (Ditto.).
14773 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14775 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14776 Instructions in comments with SSE3.
14777 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14778 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14779 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14780 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14781 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14782 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14783 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14784 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14785 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14786 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14787 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14788 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14789 (bdesc_sse_args): Renamed to ...
14790 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14791 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14792 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14793 IX86_BUILTIN_FABSQ.
14794 (bdesc_1arg): Moved to ...
14795 (bdesc_args): Here.
14796 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14797 Instructions in comments with SSE3.
14798 (ix86_expand_sse_operands_builtin): Renamed to ...
14799 (ix86_expand_args_builtin): This. Updated.
14800 (ix86_expand_unop1_builtin): Update comments.
14801 (ix86_expand_builtin): Updated.
14803 2008-04-29 Richard Guenther <rguenther@suse.de>
14805 PR tree-optimization/36078
14806 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14807 Update virtual SSA form after cleaning up the CFG.
14809 2008-04-29 Richard Guenther <rguenther@suse.de>
14811 PR middle-end/15255
14812 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14814 2008-04-29 Richard Guenther <rguenther@suse.de>
14816 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14817 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14818 (compute_flow_insensitive_aliasing): Do not treat
14819 PTR_IS_REF_ALL pointers special.
14820 (get_smt_for): Likewise.
14821 (may_alias_p): Re-structure.
14822 (is_escape_site): A ref-all pointer conversion is not an escape site.
14823 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14824 PTR_IS_REF_ALL pointers special.
14825 * tree-ssa-structalias.h (struct alias_info): Remove
14826 ref_all_symbol_mem_tag field.
14827 (PTR_IS_REF_ALL): Remove.
14829 2008-04-29 Richard Guenther <rguenther@suse.de>
14831 PR middle-end/36077
14832 * fold-const.c (extract_muldiv_1): In combining division constants
14833 make sure to never overflow.
14835 2008-04-29 Nick Clifton <nickc@redhat.com>
14837 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14839 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14842 * optc-gen.awk: Work around HP-UX/IA awk bug.
14844 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14846 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14849 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14852 * config/i386/i386.md
14853 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14854 Change operand 1 predicate to nonimmediate_operand.
14856 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14859 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14861 * gengtype.c (walk_type, write_func_for_structure): Handle
14863 * doc/gty.texi: Document chain_circular.
14865 2008-04-28 Richard Guenther <rguenther@suse.de>
14867 PR tree-optimization/36066
14868 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14871 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14874 * config/i386/i386.md
14875 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14876 Use match_scratch instead of match_operand for operands 3 and 4.
14878 2008-04-27 Richard Guenther <rguenther@suse.de>
14880 PR tree-optimization/18754
14881 PR tree-optimization/34223
14882 * tree-pass.h (pass_complete_unrolli): Declare.
14883 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14884 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14885 Rewrite loop into loop closed SSA form if it is not already.
14886 (tree_unroll_loops_completely): Re-structure to iterate over
14887 innermost loops with intermediate CFG cleanups.
14888 Unroll outermost loops only if requested or the code does not grow
14890 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14891 loops are available.
14892 (tree_vectorize): Instead do so here.
14893 (tree_complete_unroll): Also unroll outermost loops.
14894 (tree_complete_unroll_inner): New function.
14895 (gate_tree_complete_unroll_inner): Likewise.
14896 (pass_complete_unrolli): New pass.
14897 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14898 uses outside of the loop.
14899 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14900 form if it is available.
14901 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14902 * passes.c (init_optimization_passes): Schedule complete inner
14903 loop unrolling pass before the first CCP pass after final inlining.
14905 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14907 * targhooks.h (default_emutls_var_fields,
14908 default_emutls_var_init): Declare.
14909 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14910 * target.h (struct gcc_target): Add struct emutls member.
14911 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14912 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14913 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14914 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14915 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14916 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14917 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14918 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14919 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14920 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14921 emit debug information.
14922 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14923 * varasm.c: Include targhooks.h.
14924 (emutls_object_section, emutls_tmpl_section): New.
14925 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14926 (EMUTLS_SEPARATOR): New.
14927 (prefix_name): New.
14928 (get_emutls_object_name): New.
14929 (default_emutls_var_fields): New, broken out of ...
14930 (get_emutls_object_type): ... here. Adjust to use target hooks.
14931 (get_emutls_init_templ_addr): Adjust to use target hooks.
14932 (emutls_decl): Adjust to use target hooks.
14933 (emutls_finish): Likewise.
14934 (default_emutls_var_init): New, broken out of ...
14935 (assemble_variable): ... here. Adjust to use target hooks.
14936 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14937 SECCAT_EMUTLS_TMPL.
14938 * c-common.c (handle_section_attribute): Prevent overriding
14939 sections for emulated tls with special sections.
14940 * config/i386/i386.c (x86_64_elf_select_section): Add
14941 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14942 (x86_64_elf_unique_section): Likewise.
14943 * config/vxworks.c: Include tree.h.
14944 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14945 (vxworks_override_options): Set TLS scheme.
14946 * doc/tm.texi (Emulated TLS): New node.
14948 2008-04-26 Simon Baldwin <simonb@google.com>
14951 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14952 with propagated string constants.
14954 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14957 constraint for operand 2 when operand 0 is memory operand.
14958 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14959 operand 0 is memory operand.
14960 (fix_trunc<mode>_i387_with_temp): Ditto.
14961 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14962 operand 2 when operand 1 is memory operand.
14963 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14964 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14965 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14966 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14967 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14968 operands 2,3 and 4 when operand 1 is memory operand.
14969 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14971 (fistdi2_floor_with_temp): Ditto.
14972 (fist<mode>2_floor_with_temp): Ditto.
14973 (fistdi2_ceil_with_temp): Ditto.
14974 (fist<mode>2_ceil_with_temp): Ditto.
14975 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14977 2008-04-26 David Daney <ddaney@avtrex.com>
14979 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14981 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14982 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14983 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14984 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14985 (compare_and_swap_12): New insn.
14986 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14987 * config/mips/mips.c (mips_force_binary): New function.
14988 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14989 (mips_expand_compare_and_swap_12): New function.
14990 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14992 2008-04-25 Jan Hubicka <jh@suse.cz>
14995 * cfgexpand.c (pass_expand): Turn into RTL pass.
14996 * passes.c (execute_one_pass): Do pass typechecking after execution.
14997 * tree-pass.h (pass_expand): Turn into RTL pass.
14999 * function.h (struct rtl_data): Move here fields
15000 accesses_prior_frames, calls_eh_return, saves_all_registers,
15001 has_nonlocal_goto, has_asm_statement, is_thunk,
15002 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15003 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15004 arg_pointer_save_area_init from struct function; turn into bool.
15005 (struct function): Move
15006 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15007 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15008 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15009 tail_call_emit, arg_pointer_save_area_init
15010 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15011 (current_function_returns_struct, current_function_returns_pcc_struct,
15012 current_function_calls_setjmp, current_function_calls_alloca,
15013 current_function_accesses_prior_frames,
15014 current_function_calls_eh_return, current_function_is_thunk,
15015 current_function_stdarg, current_function_profile,
15016 current_function_limit_stack, current_function_uses_pic_offset_table,
15017 current_function_uses_const_pool, current_function_has_nonlocal_label,
15018 current_function_saves_all_registers,
15019 current_function_has_nonlocal_goto,
15020 current_function_has_asm_statement): Remove accesor macros.
15021 * ra-conflict.c (global_conflicts): Update.
15022 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15023 (suitable_for_tail_call_opt_p): Update.
15024 * builtins.c (expand_builtin_return_addr): Update.
15025 (expand_builtin_setjmp_setup): Update.
15026 (expand_builtin_nonlocal_goto): Update.
15027 * final.c (final_start_function): Update.
15028 (profile_function): Update.
15029 (leaf_function_p): Update.
15030 (only_leaf_regs_used): Update.
15031 * df-scan.c (df_get_exit_block_use_set): Update.
15032 * dojump.c (clear_pending_stack_adjust): Update.
15033 * tree-stdarg.c (gate_optimize_stdarg): Update.
15034 * gimple-low.c (lower_function_body): Update.
15035 * global.c (compute_regsets): Update.
15036 (global_alloc): Update.
15037 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15038 * expr.c (expand_assignment): Update.
15039 * dse.c (dse_step0): Update.
15040 (dse_step1): Update.
15041 * c-decl.c (store_parm_decls): Update.
15042 * local-alloc.c (combine_regs): Update.
15043 (find_free_reg): Update.
15044 * function.c (assign_parms_augmented_arg_list): Update.
15045 (assign_parm_find_data_types): Update.
15046 (assign_parms): Update.
15047 (allocate_struct_function): Update.
15048 (expand_function_start): Update.
15049 (expand_function_end): Update.
15050 (get_arg_pointer_save_area): Update.
15051 (thread_prologue_and_epilogue_insns): Update.
15052 (rest_of_match_asm_constraints): Update.
15053 * stor-layout.c (variable_size): Update.
15054 * gcse.c (gcse_main): Update.
15055 (bypass_jumps): Update.
15056 * gimplify.c (gimplify_function_tree): Update.
15057 * calls.c (emit_call_1): Update.
15058 (expand_call): Update.
15059 * bt-load.c (compute_defs_uses_and_gen): Update.
15060 * except.c (sjlj_assign_call_site_values): Update.
15061 (sjlj_emit_function_enter): Update.
15062 (can_throw_external): Update.
15063 (set_nothrow_function_flags): Update.
15064 (expand_builtin_unwind_init): Update.
15065 (expand_eh_return): Update.
15066 (convert_to_eh_region_ranges): Update.
15067 (output_function_exception_table): Update.
15068 * emit-rtl.c (gen_tmp_stack_mem): Update.
15069 * cfgexpand.c (expand_used_vars): Update.
15070 (tree_expand_cfg): Update.
15071 * cfgcleanup.c (rest_of_handle_jump): Update.
15072 * explow.c (allocate_dynamic_stack_space): Update.
15073 * varasm.c (assemble_start_function): Update.
15074 (force_const_mem): Update.
15075 (mark_constant_pool): Update.
15076 * tree-optimize.c (tree_rest_of_compilation): Update.
15077 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15078 * tree-cfg.c (notice_special_calls): Update.
15079 (is_ctrl_altering_stmt): Update.
15080 (tree_can_make_abnormal_goto): Update.
15081 (tree_purge_dead_abnormal_call_edges): Update.
15082 * config/alpha/predicates.md: Update.
15083 * config/alpha/alpha.c (alpha_sa_mask): Update.
15084 (alpha_sa_size): Update.
15085 (alpha_does_function_need_gp): Update.
15086 (alpha_expand_prologue): Update.
15087 (alpha_start_function): Update.
15088 (alpha_output_function_end_prologue): Update.
15089 (alpha_expand_epilogue): Update.
15090 * config/frv/frv.c (frv_stack_info): Update.
15091 (frv_expand_epilogue): Update.
15092 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15093 (s390_register_info): Update.
15094 (s390_frame_info): Update.
15095 (s390_init_frame_layout): Update.
15096 (s390_can_eliminate): Update.
15097 (save_gprs): Update.
15098 * config/spu/spu.c (spu_split_immediate): Update.
15099 (need_to_save_reg): Update.
15100 (spu_expand_prologue): Update.
15101 (spu_expand_epilogue): Update.
15102 * config/sparc/sparc.md: Update.
15103 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15104 (sparc_tls_got): Update.
15105 (legitimize_pic_address): Update.
15106 (sparc_emit_call_insn): Update.
15107 (sparc_expand_prologue): Update.
15108 (output_return): Update.
15109 (print_operand): Update.
15110 (sparc_function_ok_for_sibcall): Update.
15111 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15112 * config/m32r/m32r.md: Update.
15113 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15114 (m32r_compute_frame_size): Update.
15115 (m32r_expand_prologue): Update.
15116 (m32r_expand_epilogue): Update.
15117 (m32r_legitimize_pic_address): Update.
15118 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15119 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15120 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15121 (gen_push): Update.
15122 (ix86_save_reg): Update.
15123 (ix86_compute_frame_layout): Update.
15124 (ix86_expand_prologue): Update.
15125 (ix86_expand_epilogue): Update.
15126 * config/sh/sh.c (output_stack_adjust): Update.
15127 (calc_live_regs): Update.
15128 (sh5_schedule_saves): Update.
15129 (sh_expand_prologue): Update.
15130 (sh_expand_epilogue): Update.
15131 (sh_setup_incoming_varargs): Update.
15132 (sh_allocate_initial_value): Update.
15133 (sh_get_pr_initial_val): Update.
15134 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15135 * config/sh/sh.md (label:): Update.
15136 * config/avr/avr.c (out_movhi_mr_r): Update.
15137 * config/crx/crx.h (enum): Update.
15138 * config/xtensa/xtensa.h (along): Update.
15139 * config/stormy16/stormy16.c Update.
15140 (xstormy16_compute_stack_layout): Update.
15141 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15142 (fr30_expand_prologue): Update.
15143 * config/cris/cris.c (cris_conditional_register_usage): Update.
15144 (cris_reg_saved_in_regsave_area): Update.
15145 (cris_initial_frame_pointer_offset): Update.
15146 (cris_simple_epilogue): Update.
15147 (cris_expand_prologue): Update.
15148 (cris_expand_epilogue): Update.
15149 (cris_expand_pic_call_address): Update.
15150 (cris_asm_output_symbol_ref): Update.
15151 (cris_asm_output_label_ref): Update.
15152 * config/cris/cris.md Update.
15153 * config/iq2000/iq2000.c (compute_frame_size): Update.
15154 (iq2000_expand_epilogue): Update.
15155 * config/mt/mt.h (save_direction): Update.
15156 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15157 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15158 (ia64_secondary_reload_class): Update.
15159 * config/m68k/m68k.c (m68k_save_reg): Update.
15160 (m68k_expand_prologue): Update.
15161 (m68k_expand_epilogue): Update.
15162 (legitimize_pic_address): Update.
15163 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15164 (first_reg_to_save): Update.
15165 (first_altivec_reg_to_save): Update.
15166 (compute_vrsave_mask): Update.
15167 (compute_save_world_info): Update.
15168 (rs6000_stack_info): Update.
15169 (spe_func_has_64bit_regs_p): Update.
15170 (rs6000_ra_ever_killed): Update.
15171 (rs6000_emit_eh_reg_restore): Update.
15172 (rs6000_emit_allocate_stack): Update.
15173 (rs6000_emit_prologue): Update.
15174 (rs6000_emit_epilogue): Update.
15175 (rs6000_output_function_epilogue): Update.
15176 (output_profile_hook): Update.
15177 (rs6000_elf_declare_function_name): Update.
15178 * config/rs6000/rs6000.h (rs6000_args): Update.
15179 * config/rs6000/rs6000.md: Update.
15180 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15181 * config/arc/arc.c (arc_output_function_epilogue): Update.
15182 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15183 * config/darwin.c (machopic_function_base_name): Update.
15184 * config/score/score3.c (score3_compute_frame_size): Update.
15187 (score3_epilogue): Update.
15188 * config/score/score7.c (score7_compute_frame_size): Update.
15189 (score7_prologue): Update.
15190 (score7_epilogue): Update.
15191 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15192 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15193 * config/arm/arm.c (use_return_insn): Update.
15194 (require_pic_register): Update.
15195 (arm_load_pic_register): Update.
15196 (arm_compute_save_reg0_reg12_mask): Update.
15197 (arm_compute_save_reg_mask): Update.
15198 (thumb1_compute_save_reg_mask): Update.
15199 (output_return_instruction): Update.
15200 (arm_output_function_prologue): Update.
15201 (arm_output_epilogue): Update.
15202 (arm_get_frame_offsets): Update.
15203 (arm_expand_prologue): Update.
15204 (thumb_pushpop): Update.
15205 (thumb_exit): Update.
15206 (thumb1_expand_prologue): Update.
15207 (thumb1_expand_epilogue): Update.
15208 (arm_unwind_emit): Update.
15209 (arm_output_fn_unwind): Update.
15210 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15211 * config/arm/arm.md: Update.
15212 * config/pa/pa.md: Update.
15213 * config/pa/pa.c (legitimize_pic_address): Update.
15214 (compute_frame_size): Update.
15215 (hppa_expand_prologue): Update.
15216 (hppa_expand_epilogue): Update.
15217 (borx_reg_operand): Update.
15218 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15219 (HARD_REGNO_RENAME_OK): Update.
15220 * config/mips/mips.c (mips_global_pointer): Update.
15221 (mips_save_reg_p): Update.
15222 (mips_compute_frame_info): Update.
15223 (mips_frame_pointer_required): Update.
15224 (mips_expand_prologue): Update.
15225 (mips_expand_epilogue): Update.
15226 (mips_can_use_return_insn): Update.
15227 (mips_reorg_process_insns): Update.
15228 * config/v850/v850.c (compute_register_save_size): Update.
15229 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15230 * config/mmix/mmix.c (along): Update.
15231 (mmix_expand_epilogue): Update.
15232 * config/bfin/bfin.c (legitimize_pic_address): Update.
15233 (must_save_p): Update.
15234 (stack_frame_needed_p): Update.
15235 (add_to_reg): Update.
15236 (bfin_expand_prologue): Update.
15237 * stmt.c (expand_asm_operands): Update.
15238 * reload1.c (reload): Update.
15239 (init_elim_table): Update.
15241 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15243 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15245 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15247 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15248 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15249 (mov<mode>): Removed.
15250 (*movv4sf_internal): Likewise.
15251 (*movv2df_internal): Likewise.
15253 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15255 * config.gcc (crx-*-elf): Remove deprecation.
15257 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15259 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15260 __gcc_deregister_frame with atexit.
15261 (deregister_frame_dtor): Remove.
15263 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15264 Nathan Sidwell <nathan@codesourcery.com>
15266 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15268 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15269 (rs6000_isel): Likewise.
15270 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15271 (rs6000_isel): New variable.
15272 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15274 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15277 * c-common.c (handle_vector_size_attribute): Call
15278 lang_hooks.types.reconstruct_complex_type instead of
15279 reconstruct_complex_type.
15280 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15281 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15282 * langhooks.h (struct lang_hooks_for_types): Add
15283 reconstruct_complex_type hook.
15284 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15285 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15287 2008-04-24 Richard Guenther <rguenther@suse.de>
15289 * c-common.h (check_builtin_function_arguments): Declare.
15290 * c-common.c (validate_nargs): New function.
15291 (check_builtin_function_arguments): Likewise.
15292 * c-typeck.c (build_function_call): Call
15293 check_builtin_function_arguments.
15294 * builtins.c (fold_builtin_classify): Remove error reporting code.
15295 (fold_builtin_unordered_cmp): Likewise.
15296 (fold_builtin_1): Likewise.
15297 (fold_builtin_n): Likewise.
15299 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15301 PR tree-optimization/36008
15302 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15303 the original op1, rather than delta by step.
15305 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15306 Sebastian Pop <sebastian.pop@amd.com>
15308 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15309 eliminate_local_variables_stmt, eliminate_local_variables,
15310 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15311 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15312 of code delimited by two edges in the CFG.
15313 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15314 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15315 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15316 the case of parallelisation of reductions.
15317 (expr_invariant_in_region_p): New.
15319 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15320 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15322 2008-04-24 Ira Rosen <irar@il.ibm.com>
15323 Richard Guenther <rguenther@suse.de>
15325 PR tree-optimization/36034
15326 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15327 incapable of dealing with loads with gaps.
15329 2008-04-24 Rafael Espíndola <espindola@google.com>
15331 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15332 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15333 vrp_evaluate_conditional.
15334 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15335 (vrp_evaluate_conditional): Split the cond argument.
15336 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15337 (simplify_stmt_for_jump_threading): Update call to
15338 vrp_evaluate_conditional.
15340 2008-04-24 Ira Rosen <irar@il.ibm.com>
15342 PR tree-optimization/35982
15343 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15344 interleaved data-refs are of the same type.
15346 2008-04-24 Danny Smith <dannysmith@users.net>
15348 * c-format.c (check_format_info_main): Use strncmp rather than a
15349 magic prefix to handle multichar length specs.
15350 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15351 Don't prefix "I64" and "I32" with '\0'.
15353 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15356 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15357 in registers for -m32 only if stdarg_p (fntype).
15359 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15361 PR rtl-optimization/36006
15362 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15363 temp to op0 in order to avoid invalid rtx sharing.
15365 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15367 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15368 check TREE_INVARIANT.
15369 * tree-gimple.c (is_gimple_address): New.
15370 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15371 * tree-gimple.h (is_gimple_address): New.
15372 * tree.h (decl_address_invariant_p): New.
15373 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15374 (build_string): Likewise.
15375 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15376 (tree_invariant_p_1): Likewise.
15377 (save_expr): Use it.
15378 (tree_invariant_p): New.
15379 (skip_simple_arithmetic): Use it.
15380 (stabilize_reference_1): Use it.
15381 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15383 (build1_stat): Drop code to compute TREE_INVARIANT.
15384 (build2_stat): Drop code to compute TREE_INVARIANT.
15385 (build3_stat): Drop code to compute TREE_INVARIANT.
15386 (build4_stat): Drop code to compute TREE_INVARIANT.
15387 (build5_stat): Drop code to compute TREE_INVARIANT.
15388 (build7_stat): Drop code to compute TREE_INVARIANT.
15389 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15390 * tree.h (struct tree_base): Remove invariant_flag.
15391 (TREE_INVARIANT): Remove.
15392 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15393 (fold_builtin_expect): Check TREE_CONSTANT.
15394 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15395 * c-tree.h (c_expr_to_decl): Drop third parameter.
15396 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15397 (build_c_cast): Don't set TREE_INVARIANT.
15398 (pop_init_level): Don't set TREE_INVARIANT.
15399 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15400 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15402 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15403 (gimplify_addr_expr): Adjust comment.
15404 * tree-mudflap.c (mf_build_string):
15405 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15406 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15407 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15408 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15409 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15410 * langhooks.h (struct lang_hooks): Drop third parameter from
15413 2008-04-23 Richard Guenther <rguenther@suse.de>
15415 PR tree-optimization/27799
15416 PR tree-optimization/32921
15417 PR tree-optimization/32624
15418 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15419 SMTs aliases and the tag itself into the solution.
15420 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15421 merge the points-to solution back into the SMT aliases.
15422 (may_alias_p): Use alias_set_subset_of instead of
15423 aliases_conflict_p. A pointer which points to
15424 memory with alias set zero may access any variable.
15426 2008-04-23 Richard Guenther <rguenther@suse.de>
15428 * alias.c (alias_set_subset_of): Correctly handle asking
15429 if zero is a subset of an alias set with zero child.
15430 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15431 (compute_flow_insensitive_aliasing): Correctly walk all
15432 pointers. Do not unnecessarily union sets.
15434 2008-04-23 Richard Guenther <rguenther@suse.de>
15436 PR middle-end/36021
15437 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15439 2008-04-22 Tomas Bily <tbily@suse.cz>
15441 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15443 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15445 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15446 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15447 * tree-inline.c (estimate_num_insns_1): Likewise.
15448 * varasm.c (const_hash_1, compare_constant, copy_constant)
15449 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15450 * emit-rtl.c (component_ref_for_mem_expr)
15451 (set_mem_attributes_minus_bitpos): Likewise.
15452 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15453 (is_aligning_offset): Likewise.
15454 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15455 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15456 * dojump.c (do_jump): Likewise.
15457 * builtins.c (get_pointer_alignment, get_memory_rtx)
15458 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15459 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15461 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15463 PR rtl-optimization/36017
15464 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15465 expanding the library call.
15467 2008-04-22 Ian Lance Taylor <iant@google.com>
15469 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15470 than size_in_bytes.
15472 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15474 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15475 of LR/CTR moves for Power6.
15477 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15479 PR middle-end/36003
15480 * passes.c (init_optimization_passes): Remove
15481 pass_fast_rtl_byte_dce.
15483 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15486 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15487 builtin functions to generate faster code.
15488 (_mm_cvtpu16_ps): Ditto.
15489 (_mm_cvtpi32x2_ps): Ditto.
15491 2008-04-22 Nick Clifton <nickc@redhat.com>
15493 * common.opt (ftree-loop-distribution): Add Optimization
15496 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15497 (frv_expand_builtin_va_start): Likewise.
15499 * config/arm/arm.c (thumb_find_work_register): Fix location of
15500 argument register count.
15502 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15504 Support scheduling for ColdFire V1 and V3 microarchitecture.
15505 Improve scheduling of multiplication instructions.
15507 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15508 (mac): New instruction attribute.
15509 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15510 (m68k_sched_mac): New variable.
15511 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15512 Handle cfv1 and cfv3.
15513 (max_insn_size): New static variable.
15514 (struct _sched_ib): New type.
15515 (sched_ib): New static variable.
15516 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15517 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15518 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15520 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15521 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15522 new variables. Update.
15523 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15524 Add modeling of cfv3 instruction buffer. Update.
15525 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15526 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15527 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15528 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15529 a particular reservation applies to.
15530 (type2): Reorganize attribute values. Rename alu to alu_reg,
15531 alu_l to alu, move_l to omove. Join move to alu. Split mul
15532 to mul_l and mul_w.
15533 (cf_ib_*): Simplify description of instruction buffer.
15534 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15535 (cf_mem): Split into cf_mem1 and cf_mem2.
15536 (cf_v2_move_??): Rename to cfv12_alu_??.
15537 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15538 (cf_v2_mul_??): Remove reservations.
15539 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15540 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15541 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15543 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15544 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15545 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15546 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15547 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15548 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15549 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15550 expansions of the above reservations for instructions of sizes
15553 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15555 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15557 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15559 * coverage.c: Include tree-pass.h.
15560 (coverage_counter_alloc): Print da_file_name to the dump file.
15562 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15564 * sbitmap.c (sbitmap_range_empty_p): New function.
15565 * sbitmap.h (sbitmap_range_empty_p): New function.
15566 * bitmap.h: Now includes obstack.h.
15568 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15569 Kenneth Zadeck <zadeck@naturalbridge.com>
15571 * dbgcnt.def (ra_byte_scan): Added.
15572 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15573 when the last hit happens for a counter.
15574 * timevar.def (TV_DF_BYTE_LR): New variable.
15575 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15576 * passes.c (pass_fast_rtl_byte_dce): New pass.
15577 * fwprop.c (update_df): Added mode to call df_ref_create.
15578 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15579 DF_REF_EXTRACT_OFFSET.
15580 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15581 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15583 (df_ref_extract): Added mode field.
15584 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15585 DF_REF_EXTRACT_OFFSET.
15586 (DF_REF_EXTRACT_MODE): New macro.
15587 (df_byte_lr_bb_info): New structure.
15588 (df_print_byte_regset, df_compute_accessed_bytes,
15589 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15590 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15591 df_byte_lr_simulate_uses,
15592 df_byte_lr_simulate_artificial_refs_at_top,
15593 df_byte_lr_simulate_artificial_refs_at_end,
15594 df_compute_accessed_bytes): New function.
15595 (df_ref_create): Add parameter.
15596 (df_byte_lr_get_bb_info): New inline function.
15597 * df-scan.c (df_ref_record, df_uses_record,
15598 df_ref_create_structure): Added mode parameter.
15599 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15600 df_defs_record, df_uses_record, df_get_conditional_uses,
15601 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15602 df_entry_block_defs_collect, df_exit_block_uses_collect):
15603 Added mode parameter to calls to df_ref_record, df_uses_record,
15604 df_ref_create_structure.
15605 (df_ref_equal_p, df_ref_compare): Added test for modes.
15606 (df_ref_create_structure): Added code to set mode. Renamed
15607 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15608 DF_REF_EXTRACT_OFFSET.
15609 * df-core.c (df_print_byte_regset): New function.
15610 * df-byte-scan.c: New file.
15611 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15612 calls to BITMAP_FREE.
15613 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15614 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15615 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15616 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15617 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15618 df_byte_lr_local_compute, df_byte_lr_init,
15619 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15620 df_byte_lr_transfer_function, df_byte_lr_free,
15621 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15622 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15623 df_byte_lr_simulate_uses,
15624 df_byte_lr_simulate_artificial_refs_at_top,
15625 df_byte_lr_simulate_artificial_refs_at_end): New function.
15626 * dce.c (byte_dce_process_block): New function.
15627 (dce_process_block): au is now passed in rather than computed
15628 locally. Changed loops that look at artificial defs to not look
15629 for conditional or partial ones, because there never are any.
15630 (fast_dce): Now is able to drive byte_dce_process_block or
15631 dce_process_block depending on the kind of dce being done.
15632 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15633 (rest_of_handle_fast_byte_dce): New function.
15634 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15635 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15637 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15640 * gcc.h: Added fortran options that take arguments to
15641 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15644 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15646 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15647 scalarization if on the LHS and not a full access.
15649 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15651 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15653 2008-04-18 Rafael Espíndola <espindola@google.com>
15655 * tree-vrp.c (find_case_label_index): Fix the binary search.
15656 (find_case_label_range): New.
15657 (vrp_visit_switch_stmt): Use find_case_label_range.
15658 (simplify_switch_using_ranges): Use find_case_label_range.
15660 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15662 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15663 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15665 2008-04-18 Tom Tromey <tromey@redhat.com>
15668 * doc/cpp.texi (Implementation-defined behavior): Mention
15671 2008-04-18 Ian Lance Taylor <iant@google.com>
15673 * fold-const.c (pointer_may_wrap_p): New static function.
15674 (fold_comparison): Add another test for pointer overflow. Use
15675 pointer_may_wrap_p to disable some false positives.
15677 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15679 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15680 (fname_as_string): Match updated cpp_interpret_string prototype.
15681 (fix_string_type): Support char16_t* and char32_t*.
15682 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15683 derivative) nodes. Register as builtin if C++0x.
15684 (c_parse_error): Support CPP_CHAR{16,32}.
15685 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15686 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15687 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15688 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15689 CTI_CHAR32_ARRAY_TYPE>: New elements.
15690 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15691 char32_type_node, signed_char32_type_node, char16_array_type_node,
15692 char32_array_type_node): New defines.
15693 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15694 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15695 (lex_string): Support CPP_STRING{16,32}, match updated
15696 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15697 (lex_charconst): Support CPP_CHAR{16,32}.
15698 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15699 and CPP_STRING{16,32}.
15701 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15704 * aclocal.m4: Regenerate.
15705 * configure: Regenerate.
15707 2008-04-18 Jan Hubicka <jh@suse.cz>
15709 * except.c (dw2_size_of_call_site_table,
15710 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15712 * cgraphbuild.c (build_cgraph_edges): Update.
15713 * tree-pass.h: Update comment.
15714 * final.c (leaf_function_p): Update.
15715 (leaf_renumber_regs): Update.
15716 (rest_of_clean_state): Update.
15717 * omp-low.c (expand_omp_parallel): Update.
15718 * ipa-reference.c (analyze_function): Update.
15719 * reorg.c (find_end_label): Update.
15720 (optimize_skip): Update.
15721 (fill_simple_delay_slots): Update.
15722 (fill_simple_delay_slots): Update.
15723 (make_return_insns): Update.
15724 (dbr_schedule): Update.
15725 * gimple-low.c (record_vars_into): Update.
15726 * cfgbuild.c (make_edges): Update.
15727 * function.c (assign_stack_local): Update.
15728 (assign_parm_adjust_stack_rtl): Update.
15729 (locate_and_pad_parm): Update.
15730 (allocate_struct_function): Do not initialize stack_alignment_needed
15731 and preferred_stack_boundary here.
15732 (stack_protect_prologue): Update.
15733 (stack_protect_epilogue): Update.
15734 (expand_function_start): Initialize stack_alignment_needed,
15735 preferred_stack_boundary and max_jumptable_ents.
15736 (expand_function_end): Update.
15737 (free_after_compilation): Do not NULLify epilogue_delay_list.
15738 * function.h (struct rtl_data): Add stack_protect_guard,
15739 stack_alignment_needed,
15740 preferred_stack_boundary, epilogue_delay_list.
15741 (struct function): Remove value_histograms, stack_alignment_needed,
15742 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15744 unexpanded_var_list, stack_protect_guard.
15745 (current_function_epilogue_delay_list): Remove.
15746 * ipa-type-escape.c (analyze_function): Update.
15747 * gimplify.c (pop_gimplify_context): Update comment.
15748 * calls.c (expand_call): Update.
15749 (emit_library_call_value_1): Update.
15750 * except.c (set_nothrow_function_flags): Update.
15751 * cfgexpand.c (get_decl_align_unit): Update.
15752 (create_stack_guard): Update.
15753 (estimated_stack_frame_size): Update.
15754 (expand_used_vars): Update.
15755 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15756 * explow.c (allocate_dynamic_stack_space): Update.
15757 * tree-ssa-live.c (remove_unused_locals): Update.
15758 * varasm.c (mark_constant_pool): Update.
15759 * tree-inline.c (remap_decls): Update.
15760 (initialize_cfun): Update.
15761 (declare_return_variable): Update.
15762 (inline_forbidden_p): Update.
15763 (expand_call_inline): Update.
15764 (declare_inline_vars): Update.
15765 (tree_function_versioning): Update.
15766 * tree-flow.h (value_histograms): New.
15767 (VALUE_HISTOGRAMS): New macro.
15768 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15770 * tree-cfg.c (set_bb_for_stmt): Update.
15771 (replace_by_duplicate_decl): Update.
15772 (move_block_to_fn): Update.
15773 (new_label_mapper): Update.
15774 (dump_function_to_file): Update.
15775 * ipa-struct-reorg.c (build_data_structure): Update.
15776 * cfgrtl.c (print_rtl_with_bb): Update.
15777 * reload1.c (reload): Update.
15779 * config/i386/i386.c (setup_incoming_varargs_64,
15780 ix86_compute_frame_layout): Update.
15781 * config/arc/arc.c (arc_output_function_epilogue): Update.
15783 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15785 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15786 for FreeBSD as well.
15787 * gthr-posix95.h: Likewise.
15789 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15791 PR rtl-optimization/35838
15792 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15793 out the byte offset of the first subreg.
15795 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15797 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15798 to split_ti instead of three separate calls with single member arrays.
15799 (subti3 splitter): Ditto.
15800 (adddi3 splitter): Ditto with split_di.
15801 (subdi3 splitter): Ditto.
15802 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15803 two separate calls with single member arrays. Swap match_dup
15804 operands 1 and 2 to better fit into the array.
15805 (negdi2 splitter): Ditto with split_di.
15806 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15807 two separate calls with single member arrays. Swap match_dup operands
15808 6 and 7 to better fit into the array.
15810 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15812 * config/i386/i386.c (sse_builtin_type): New.
15813 (bdesc_sse_args): Likewise.
15814 (bdesc_sse_3arg): Removed.
15815 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15816 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15817 IX86_BUILTIN_ROUNDPS.
15818 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15819 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15820 IX86_BUILTIN_ROUNDPS.
15821 (ix86_expand_sse_4_operands_builtin): Removed.
15822 (ix86_expand_sse_operands_builtin): New.
15823 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15824 and CODE_FOR_sse4_1_roundps.
15825 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15826 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15828 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15831 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15832 regs before frame pop when needed. If use_backchain_to_restore_sp
15833 then load backchain into a temp reg to restore vr and vrsave. Add
15834 code to restore vr after frame pop if possible.
15836 2008-04-17 Richard Guenther <rguenther@suse.de>
15838 * tree-vn.c (expressions_equal_p): Do not check type
15839 equality or compatibility before calling operand_equal_p.
15840 * fold-const.c (operand_equal_p): Check equivalence of
15841 integer constants before bailing out due to signedness or
15842 precision differences.
15843 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15844 spurious differences in type qualification. Ignore types
15845 for COMPONENT_REFs at all.
15847 2008-04-17 Christian Bruel <christian.bruel@st.com>
15849 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15850 msw_skip comparison.
15852 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15855 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15858 PR tree-optimization/35899
15859 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15860 rather than TREE_OPERAND.
15862 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15865 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15866 temporary registers. Change operand predicate to general_operand.
15867 (remainderxf3): Ditto.
15869 2008-04-16 Richard Guenther <rguenther@suse.de>
15871 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15872 * tree-affine.c (aff_combination_expand): Look through some
15875 2008-04-15 Doug Kwan <dougkwan@google.com>
15877 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15879 * tree-pretty-print.c (dump_generic_node): Ditto.
15880 * final.c (output_addr_const): Ditto.
15881 * dwarf2out.c (output_cfi): Ditto.
15882 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15883 * print-rtl.c (print_rtx): Ditto.
15884 * print-tree.c (print_node_brief, print_node): Ditto.
15885 * c-common.c (match_case_to_enum_1): Ditto.
15886 * sched-vis.c (print_value): Ditto.
15887 * config/i386/i386.c (print_operand): Cast to long unsigned int
15890 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15891 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15892 MS Windows VirtualProtect function.
15894 2008-04-15 Jan Hubicka <jh@suse.cz>
15896 * gengtype.c (write_root): Param_is argument is OK.
15897 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15898 * function.h: Include varray.h
15899 (rtl_eh): New stucture based on except.c one.
15900 (call_site_record): New forward declaration and vector type.
15901 * calls.c (emit_call_1): Do not call
15902 note_current_region_may_contain_throw.
15903 * except.c (eh_status): Remove cur_region, try_region since they are
15905 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15906 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15907 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15908 Remove call_site_data_used, call_site_data_size.
15909 Turn call_site_record into vector in function.h.
15910 (note_current_region_may_contain_throw): Remove.
15911 (get_exception_pointer, get_exception_filter): Do not take struct
15912 function argument; update.
15913 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15914 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15915 build_post_landing_pads, dw2_build_landing_pads,
15916 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15917 sjlj_emit_function_enter, sjlj_emit_function_enter,
15918 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15919 sjlj_build_landing_pads, finish_eh_generation,
15920 remove_exception_handler_label, remove_eh_handler,
15921 maybe_remove_eh_handler, add_reachable_handler,
15922 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15923 add_action_record, collect_one_action_chain, add_call_site,
15924 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15925 sjlj_output_call_site_table, output_function_exception_table,
15926 * except.h (note_current_region_may_contain_throw): Remove
15927 (get_exception_pointer, get_exception_filter): Do not take struct
15929 * Makefile.in (GTFILES): Put varargs before struct function.
15931 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15933 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15934 punt for STRING_CST.
15935 (get_constraint_for): Deal with STRING_CST here instead.
15937 2008-04-15 Richard Guenther <rguenther@suse.de>
15939 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15940 statements in a basic-block with a backward walk. Do not
15941 substitute into dead statements but instead remove those.
15943 2008-04-15 Richard Guenther <rguenther@suse.de>
15945 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15946 to zero, thus disable creation of SFTs.
15948 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15950 * tree-predcom.c (suitable_reference_p): Return false if the
15951 reference can throw.
15953 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15956 * c-decl.c (finish_decl): If extern or static var has variable
15957 size, set TREE_TYPE (decl) to error_mark_node.
15959 2008-04-15 Rafael Espíndola <espindola@google.com>
15961 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15964 2008-04-15 Richard Guenther <rguenther@suse.de>
15966 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15967 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15968 (visit_reference_op_load): Do walk vuse-vdef chains on
15969 vn_reference_lookup.
15970 (visit_reference_op_store): But do not here.
15971 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15972 vn_reference_lookup.
15973 (vn_lookup_with_vuses): But do so here.
15975 2008-04-14 Ian Lance Taylor <iant@google.com>
15977 * fold-const.c (fold_overflow_warning): Remove assertion.
15979 2008-04-15 Ben Elliston <bje@au.ibm.com>
15981 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15982 temp1 local variables.
15984 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15987 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15988 ".text.unlikely" section as executable.
15990 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15992 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15993 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15994 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15995 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15996 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15997 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15998 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16000 2008-04-14 Ian Lance Taylor <iant@google.com>
16002 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16003 * fold-const.c (fold_comparison): If appropriate, test
16004 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16005 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16006 reassociating a pointer type.
16007 * doc/invoke.texi (Optimize Options): Document that
16008 -fstrict-overflow applies to pointer wraparound.
16010 2008-04-13 Jan Hubicka <jh@suse.cz>
16012 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16014 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16016 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16017 we are going to "save the world".
16019 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16021 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16022 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16023 operand 0 constraint, not "=".
16025 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16027 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16029 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16031 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16032 of size of positions_needed * CHAR_BIT.
16034 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16036 PR middle-end/35897
16037 * dse.c (store_info): Change positions_needed to unsigned
16039 (lowpart_bitmask): New.
16040 (record_store): Cast to unsigned HOST_WIDE_INT for
16041 positions_needed. Assert width <= size of positions_needed *
16042 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16043 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16044 lowpart_bitmask to set mask.
16046 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16048 * config/bfin/constraints.md: New file.
16049 * config/bfin/bfin.md: Include it.
16050 (adddi3): Use satisfies_constraint functions instead of the old macros.
16051 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16052 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16053 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16054 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16055 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16056 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16057 EXTRA_CONSTRAINT): Delete.
16058 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16059 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16061 * config/bfin/bfin.c: Include "tm-constrs.h".
16062 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16063 Use satisfies_constraint functions instead of the old macros.
16064 * doc/md.texi (Blackfin Constraints): Update file name reference.
16066 2008-04-11 Richard Guenther <rguenther@suse.de>
16068 PR tree-optimization/35869
16069 * tree-vrp.c (execute_vrp): Move switch statement update after
16070 jump threading. Schedule another cfg cleanup run.
16072 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16075 * attribs.c (decl_attributes): Return early on errorneous node.
16077 2008-04-10 Oleg Ryjkov <olegr@google.com>
16079 * tree.h (struct tree_base): Added a new flag default_def_flag.
16080 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16082 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16084 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16086 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16089 * pa.md: Define mode iterator P. Define mode attribute dwc.
16090 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16091 (icacheflush): Likewise.
16092 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16093 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16095 2008-04-11 Ben Elliston <bje@au.ibm.com>
16097 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16099 2008-04-10 Rafael Espíndola <espindola@google.com>
16101 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16102 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16103 (extract_range_from_expr): The same.
16105 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16107 * config/mips/mips.md (GPR2): New mode iterator.
16108 (seq): Add comment.
16109 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16110 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16111 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16112 Rewrite these to take two modes, the mode of comparison and the
16113 mode of the destination.
16114 * config/mips/mips.c (mips_expand_scc): Instead of having
16115 paradoxical subreg as destination, expand "narrowing" scc if mode
16116 of comparison is SI and target is requested in DI mode.
16117 (mips_emit_int_order_test): Update comment. Make mode of
16118 comparison match CMP0 rather than TARGET. When creating inverse
16119 target use mode of TARGET.
16121 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16123 * gcov-dump.c (tag_summary): Only print summaries for the first
16124 GCOV_COUNTERS_SUMMABLE counters.
16126 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16128 * config/i386/i386.md (absneg): New code iterator.
16129 (absnegprefix): New code attribute.
16130 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16131 patterns using absneg code iterator.
16132 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16133 using absneg code iterator.
16134 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16135 *neg<mode>2 patterns using absneg code iterator.
16136 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16137 *negextendsfdf2 patterns using absneg code iterator.
16138 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16139 *negextendsfxf2 patterns using absneg code iterator.
16140 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16141 *negextendsfdf2 patterns using absneg code iterator.
16142 * config/i386/sse.md (<code><mode>2): Macroize expander from
16143 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16145 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16147 * config/s390/s390.h: Remove the remains of the recent search
16148 & replace action of current_function_outgoing_args_size.
16150 2008-04-10 Ira Rosen <irar@il.ibm.com>
16152 PR tree-optimization/35821
16153 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16154 NEW_STMT_LIST is not NULL.
16156 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16159 * toplev.c (process_options): Remove -ffunction-sections debugging
16162 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16164 PR middle-end/PR28690
16165 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16166 than gen_rtx_fmt_ee to perform more canonicalizations.
16168 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16171 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16173 2008-04-09 Richard Guenther <rguenther@suse.de>
16175 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16176 (dump_function_to_file): Dump function arguments with types.
16178 2008-04-08 Richard Guenther <rguenther@suse.de>
16180 * fold-const.c (fold_widened_comparison): Do not allow
16181 sign-changes that change the result.
16183 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16186 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16187 kinds of indirect references.
16189 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16191 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16192 GNU Fortran language string.
16194 2008-04-08 Rafael Espíndola <espindola@google.com>
16196 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16197 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16198 * tree.h (tree_call_nonnegative_warnv_p): New.
16200 2008-04-08 Jan Hubicka <jh@suse.cz>
16202 * function.c (free_after_compilation): Clear out regno_reg_rtx
16205 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16208 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16210 PR middle-end/PR28690
16211 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16212 same precedence as REG_POINTER and MEM_POINTER operands.
16214 2008-04-08 Richard Guenther <rguenther@suse.de>
16216 PR middle-end/35834
16217 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16218 for adding index to base.
16220 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16222 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16223 (MINGW_ENABLE_EXECUTE_STACK): New.
16224 (IN_LIBGCC2): For libgcc include windows.h file for
16225 function declarations.
16227 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16229 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16230 and tem2 if tem1 is not a REG or MULT.
16232 2008-04-08 Jan Hubicka <jh@suse.cz>
16234 * function.h (incomming_args): Break out of struct function.
16235 (function_subsections): Break out of struct function.
16236 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16237 return_rtx and hard_reg_initial_vals from struct function.
16238 Kill inl_max_label_num.
16239 (current_function_pops_args, current_function_args_info,
16240 current_function_args_size, current_function_args_size,
16241 current_function_pretend_args_size,
16242 current_function_outgoing_args_size,
16243 current_function_internal_arg_pointer, current_function_return_rtx):
16244 Kill compatibility accestor macros.
16245 * builtins.c (expand_builtin_apply_args_1): Update.
16246 (expand_builtin_next_arg): Update.
16247 * df-scan.c (df_get_call_refs): Update.
16248 * dbxout.c (dbxout_function_end): Update.
16249 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16250 (output_line_info): Update.
16251 (secname_for_decl): Update.
16252 (dwarf2out_var_location): Update.
16253 * function.c (free_after_compilation): Update.
16254 (assign_parm_find_stack_rtl): Update.
16255 (assign_parms): Update.
16256 (expand_dummy_function_end): Update.
16257 (expand_function_end): Update.
16258 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16259 (expand_call): Update.
16260 (emit_library_call_value_1): Update.
16261 (store_one_arg): Update.
16262 * varasm.c (initialize_cold_section_name): Update.
16263 (unlikely_text_section): Update.
16264 (unlikely_text_section_p): Update.
16265 (assemble_start_function): Update.
16266 (assemble_end_function): Update.
16267 (default_section_type_flags): Update.
16268 (switch_to_section): Update.
16269 * integrate.c (set_decl_abstract_flags): Update.
16270 (get_hard_reg_initial_val): Update.
16271 (has_hard_reg_initial_val): Update.
16272 (allocate_initial_values): Update.
16273 * resource.c (init_resource_info): Update.
16274 * config/alpha/alpha.c (NUM_ARGS): Update.
16275 (direct_return): Update.
16276 (alpha_va_start): Update.
16277 (alpha_sa_size): Update.
16278 (alpha_initial_elimination_offset): Update.
16279 (alpha_expand_prologue): Update.
16280 (alpha_start_function): Update.
16281 (alpha_expand_epilogue): Update.
16282 (unicosmk_initial_elimination_offset):
16283 * config/alpha/alpha.md (call expander): Update.
16284 * config/s390/s390.c (s390_register_info): Update.
16285 (s390_register_info): Update.
16286 (s390_frame_info): Update.
16287 (s390_initial_elimination_offset): Update.
16288 (s390_build_builtin_va_list): Update.
16289 (s390_va_start): Update.
16290 * config/spu/spu.c (direct_return): Update.
16291 (spu_expand_prologue): Update.
16292 (spu_initial_elimination_offset): Update.
16293 (spu_build_builtin_va_list): Update.
16294 (spu_va_start): Update.
16295 * config/sparc/sparc.c (sparc_init_modes): Update.
16296 (sparc_compute_frame_size): Update.
16297 (function_value): Update.
16298 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16299 * config/i386/i386.md (return expander): Update.
16300 * config/i386/i386.c (ix86_va_start): Update.
16301 (ix86_can_use_return_insn_p): Update.
16302 (ix86_compute_frame_layout): Update.
16303 (ix86_expand_epilogue): Update.
16304 * config/sh/sh.c (output_stack_adjust): Update.
16305 (calc_live_regs): Update.
16306 (sh_expand_prologue): Update.
16307 (sh_builtin_saveregs): Update.
16308 (sh_va_start): Update.
16309 (initial_elimination_offset): Update.
16310 (sh_allocate_initial_value): Update.
16311 (sh_function_ok_for_sibcall): Update.
16312 (sh_get_pr_initial_val): Update.
16313 * config/sh/sh.md (return expander): Update.
16314 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16315 * config/crx/crx.c (crx_compute_frame): UPdate.
16316 (crx_initial_elimination_offset): UPdate.
16317 * config/xtensa/xtensa.c (compute_frame_size): Update
16318 (xtensa_builtin_saveregs): Update.
16319 (xtensa_va_start): Update.
16320 (order_regs_for_local_alloc): Update.
16321 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16322 (xstormy16_expand_builtin_va_start): Update.
16323 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16324 * config/m68hc11/m68hc11.md (return expanders): Update.
16325 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16326 (expand_epilogue): Update.
16327 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16328 (cris_simple_epilogue): Update.
16329 (cris_expand_prologue): Update.
16330 (cris_expand_epilogue): Update.
16331 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16332 (compute_frame_size): Update.
16333 * config/mt/mt.c (mt_compute_frame_size): Update.
16334 * config/mn10300/mn10300.c (expand_prologue): Update.
16335 (expand_epilogue): Update.
16336 (initial_offset): Update.
16337 (mn10300_builtin_saveregs):
16338 * config/mn10300/mn10300.md (return expander): Update.
16339 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16340 (ia64_initial_elimination_offset): Update.
16341 (ia64_initial_elimination_offset): Update.
16342 (ia64_expand_prologue): Update.
16343 * config/m68k/m68k.md (return expander): Update.
16344 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16345 (rs6000_stack_info): Update.
16346 * config/mcore/mcore.c (layout_mcore_frame): Update.
16347 (mcore_expand_prolog): Update.
16348 * config/arc/arc.c (arc_compute_frame_size): Update.
16349 * config/score/score3.c (score3_compute_frame_size): Update.
16350 * config/score/score7.c (score7_compute_frame_size): Update.
16351 * config/arm/arm.c (use_return_insn): Update.
16352 (thumb_find_work_register): Update.
16353 (arm_compute_save_reg_mask): Update.
16354 (arm_output_function_prologue): Update.
16355 (arm_output_epilogue): Update.
16356 (arm_size_return_regs): Update.
16357 (arm_get_frame_offsets): Update.
16358 (arm_expand_prologue): Update.
16359 (thumb_exit): Update.
16360 (thumb_unexpanded_epilogue): Update.
16361 (thumb1_output_function_prologue): Update.
16362 * config/pa/pa.md (return expander): Update.
16363 * config/pa/pa.c (compute_frame_size): Update.
16364 (hppa_builtin_saveregs): Update.
16365 * config/mips/mips.c (mips_va_start): Update.
16366 (mips16_build_function_stub): Update.
16367 (mips_compute_frame_info): Update.
16368 (mips_restore_gp): Update.
16369 (mips_output_function_prologue): Update.
16370 (mips_expand_prologue): Update.
16371 * config/v850/v850.c (compute_frame_size): Update.
16372 (expand_prologue): * config/mmix/mmix.c (along): update.
16373 (mmix_initial_elimination_offset): update.
16374 (mmix_reorg): update.
16375 (mmix_use_simple_return): update.
16376 (mmix_expand_prologue): update.
16377 (mmix_expand_epilogue): Update.
16378 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16379 (emit_link_insn): Update.
16381 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16383 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16384 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16386 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16389 2008-04-07 Jan Hubicka <jh@suse.cz>
16391 * function.h (rtl): Rename to x_rtl.
16392 (crtl): New define.
16393 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16394 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16395 used_temp_slots avail_temp_slots, temp_slot_level,
16396 nonlocal_goto_handler_labels): Update accesstors.
16397 (rtl): New global variable.
16398 (struct function): Move some fileds to rtl_data.
16399 (get_arg_pointer_save_area): Update prototype.
16400 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16401 get_arg_pointer_save_area.
16402 * expr.c (init_expr): Update
16403 * function.c (get_frame_size): Update
16404 (assign_stack_local): Update
16405 (expand_function_end): Update.
16406 (get_art_pointer_save_area): Update
16408 * emit-rtl.c (rtl): Declare.
16409 (regno_reg_rtx): Declare.
16410 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16412 (gen_reg_rtx): Update.
16413 * varasm.c (n_deferred_constatns): Update accestor.
16414 (init_varasm_status): Do not allocate varasm_status.
16415 (force_const_mem, get_pool_size, output_constant_pool): Update.
16416 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16417 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16418 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16419 * sparc/sparc.h (INIT_EXPANDERS): Update.
16420 * ia64/ia64.h (INIT_EXPANDERS): Update.
16422 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16424 * reload.c (push_secondary_reload): Add missing break to for loop.
16426 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16428 PR middle-end/PR28690
16429 * rtlanal.c: Update copyright years.
16430 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16431 as REG_POINTER and MEM_POINTER operands.
16432 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16433 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16434 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16435 * gcse.c: Update copyright years.
16436 (pre_delete): Call gen_reg_rtx_and_attrs.
16437 (hoist_code): Likewise.
16438 (build_store_vectors): Likewise.
16439 (delete_store): Likewise.
16440 * loop-invariant.c (move_invariant_reg): Likewise.
16441 Update copyright years.
16443 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16445 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16446 control string instead of quoted.
16448 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16450 * doc/rtl.texi: Rewrite of subreg section.
16452 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16455 * config/i386/i386.c (legitimize_pic_address): Add treating
16456 of dllimport SYM_REF's.
16457 (legitimize_dllimport_symbol): Add prototype.
16459 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16461 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16462 reference in constructor with non self-referential type.
16464 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16466 Removal of Return with Depressed Stack Pointer support
16467 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16468 (ECF_SP_DEPRESSED): Likewise.
16469 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16470 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16471 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16472 (expand_call): Do not test ECF_SP_DEPRESSED.
16473 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16474 * function.c (keep_stack_depressed): Delete.
16475 (handle_epilogue_set): Likewise.
16476 (update_epilogue_consts): Likewise.
16477 (emit_equiv_load): Likewise.
16478 (thread_prologue_and_epilogue_insns): Remove support for Return with
16479 Depressed Stack Pointer.
16480 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16482 2008-04-06 Richard Guenther <rguenther@suse.de>
16484 PR tree-optimization/35400
16485 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16486 information from SSA_NAMEs.
16488 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16490 * config/avr/avr.h (avr_mega_p): Remove declaration.
16491 (AVR_MEGA): Remove macro.
16492 * config/avr/avr.c (avr_mega_p): Remove variable.
16493 (avr_override_options): Remove inicializion of avr_mega_p.
16494 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16495 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16496 (avr_jump_mode): (Ditto.).
16497 (avr_output_progmem_section_asm_op): (Ditto.).
16498 (avr_asm_init_sections): (Ditto.).
16499 (avr_asm_init_sections): (Ditto.).
16500 (avr_rtx_costs): (Ditto.).
16501 * config/avr/avr.md: (Ditto.).
16502 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16505 2008-04-06 Richard Guenther <rguenther@suse.de>
16507 PR tree-optimization/35842
16508 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16509 is_gimple_invariant_address.
16511 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16513 * gcc.c (default_compilers): Sync Fortran extensions list with
16514 that in fortran/lang-specs.h.
16515 * doc/invoke.texi: Likewise.
16516 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16517 * dwarf2out.c (gen_compile_unit_die): Likewise.
16519 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16521 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16523 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16526 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16527 attribute is used for nested functions.
16529 2008-04-05 Jan Hubicka <jh@suse.cz>
16531 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16533 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16535 (dump_files): Update.
16536 (enable_rtl_dump_file): Do not accept letter argument.
16537 * tree-pass.h (dump_file_info): Remove letter argument.
16538 * toplev.c (decode_d_option): Update -da handling.
16539 * toplev.h (enable_rtl_dump_file): Update prototype.
16540 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16541 it out based on pass type.
16542 (register_dump_files_1): Likewise.
16543 (init_optimization_passes): Update register_one_dump_file calls.
16544 (execute_one_pass): Sanity check that IPA passes are called at IPA
16545 level and RTL passes at RTL level.
16546 (execute_pass_list): IPA pass can not be after or subpass of
16548 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16549 disallov RTL subpasses of IPA subpasses.
16551 2008-04-05 Ben Elliston <bje@au.ibm.com>
16553 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16554 builtins that return exactly once and do not throw. Cache call to
16557 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16559 PR rtl-optimization/34916
16560 PR middle-end/35519
16561 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16562 between instruction pairs.
16564 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16566 * doc/invoke.texi: Document -mbitops for SH.
16567 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16568 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16569 * config/sh/sh.c (print_operand): Add %t operand code.
16570 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16571 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16572 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16573 (extendqihi2): Likewise.
16574 (movqi_i): Likewise.
16575 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16576 (extv): Use bld instruction for SH2A if possible.
16578 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16579 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16580 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16581 (bset.b, bclr.b): Define peepholes.
16582 * config/sh/sh.opt (mbitops): New option.
16584 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16587 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16588 and view convert expression.
16590 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16593 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16595 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16597 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16599 * config/i386/cpuid.h (bit_AES): New.
16600 (bit_PCLMUL): Likewise.
16602 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16603 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16604 SSE2 if AES or PCLMUL is enabled.
16605 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16606 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16607 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16608 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16609 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16610 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16611 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16612 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16613 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16614 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16615 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16616 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16617 __builtin_ia32_aeskeygenassist128 and
16618 __builtin_ia32_pclmulqdq128.
16619 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16620 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16621 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16623 * config/i386/i386.h (TARGET_AES): New.
16624 (TARGET_PCLMUL): Likewise.
16625 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16627 * config/i386/i386.md (UNSPEC_AESENC): New.
16628 (UNSPEC_AESENCLAST): Likewise.
16629 (UNSPEC_AESDEC): Likewise.
16630 (UNSPEC_AESDECLAST): Likewise.
16631 (UNSPEC_AESIMC): Likewise.
16632 (UNSPEC_AESKEYGENASSIST): Likewise.
16633 (UNSPEC_PCLMUL): Likewise.
16635 * config/i386/i386.opt (maes): New.
16636 (mpclmul): Likewise.
16638 * config/i386/sse.md (aesenc): New pattern.
16639 (aesenclast): Likewise.
16640 (aesdec): Likewise.
16641 (aesdeclast): Likewise.
16642 (aesimc): Likewise.
16643 (aeskeygenassist): Likewise.
16644 (pclmulqdq): Likewise.
16646 * config/i386/wmmintrin.h: New.
16648 * doc/extend.texi: Document AES and PCLMUL built-in function.
16650 * doc/invoke.texi: Document -maes and -mpclmul.
16652 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16654 * function.c (free_after_parsing): Replace with
16655 cxx_push_function_context from C++ front-end.
16656 (allocate_struct_function): Don't call langhook.
16657 * langhooks.h (struct lang_hooks_for_functions): Delete.
16658 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16660 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16661 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16662 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16663 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16664 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16665 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16666 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16668 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16669 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16671 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16674 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16677 2008-04-04 Richard Guenther <rguenther@suse.de>
16679 PR middle-end/35823
16680 * fold-const.c (optimize_minmax_comparison): Use the correct
16681 type for the constant in the simplified comparison.
16683 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16685 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16686 Pass L2 size as "--param l2-cache-size" to the compiler.
16687 (decode_l2_cache): New function to decode L2 cache parameters using
16688 0x8000006 extended cpuid function.
16689 (detect_caches_amd): Determine parameters of L2 cache using
16690 decode_l2_caches function.
16691 (decode_caches_intel): Decode L2 cache parameters.
16692 (detect_caches_intel): Determine L2 cache parameters using
16693 decode_caches_intel and decode_l2_caches functions.
16695 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16697 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16698 secondary input reload for subword loads from the constant pool.
16700 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16703 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16704 constants of the appropriate size for runtime calculations.
16707 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16708 decimal-float literal constant zero.
16710 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16713 * c-parser.c (c_parser_omp_atomic): Call
16714 default_function_array_conversion on the RHS.
16716 PR middle-end/35818
16717 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16718 call is_variable_sized if decl has incomplete type.
16720 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16722 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16724 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16726 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16728 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16729 (sgt<u>): Merge sgt and sgtu into new expander.
16730 (sgt, sgtu): Remove expanders.
16731 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16732 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16733 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16734 *sgtu_<mode>_mips16 into new pattern.
16735 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16736 (sge<u>): Merge sge and sgeu into new expander.
16737 (sge, sgeu): Remove expanders.
16738 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16740 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16741 (slt<u>): Merge slt and sltu into new expander.
16742 (slt, sltu): Remove expanders.
16743 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16744 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16745 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16746 *sltu_<mode>_mips16 into new pattern.
16747 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16748 (sle<u>): Merge sle and sleu into new expander.
16749 (sle, sleu): Remove expanders.
16750 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16751 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16752 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16753 *sleu_<mode>_mips16 into new pattern.
16754 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16756 2008-04-03 Jan Hubicka <jh@suse.cz>
16758 PR tree-optimization/35795
16759 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16760 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16761 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16762 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16763 * score/score3.c (score3_output_mi_thunk): Likewise.
16764 * score/score7.c (score7_output_mi_thunk): Likewise.
16765 * mips/mips.c (mips_output_mi_thunk): Likewise.
16767 2008-04-03 Richard Guenther <rguenther@suse.de>
16769 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16770 conversions. Simplify code.
16772 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16774 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16776 2008-04-03 Tom Tromey <tromey@redhat.com>
16777 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16779 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16780 * config/bfin/t-bfin-linux (generated_files): Add
16781 linux-sysroot-suffix.h.
16782 * doc/install.texi (Prerequisites): Require make 3.80.
16783 * doc/sourcebuild.texi (Front End Directory): Document new
16785 * Makefile.in (generated_files): New variable.
16786 (ALL_HOST_OBJS): New variable.
16787 ($(ALL_HOST_OBJS)): New target.
16789 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16791 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16792 (remap_block): Call id->transform_lang_insert_block instead
16794 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16795 Set id.transform_lang_insert_block to NULL.
16796 (clone_body): Move to cp/optimize.c
16797 * tree-inline.h (struct copy_body_data): Change
16798 transform_lang_insert_block to function pointer.
16799 (copy_generic_body, copy_decl_no_change): Export.
16800 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16801 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16802 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16804 * c-tree.h (insert_block): Kill.
16805 * c-decl.c (insert_block): Kill.
16807 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16809 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16810 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16811 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16813 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16814 argument, call {push,pop}_function_context from here.
16815 * c-parser.c: Use c_{push,pop}_function_context.
16817 * function.c (push_function_context_to): Move meat ...
16818 (push_function_context): ... here. Simplify.
16819 * function.c (pop_function_context_from): Move meat ...
16820 (pop_function_context): ... here. Simplify.
16821 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16823 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16824 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16825 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16826 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16828 2008-04-03 Ben Elliston <bje@au.ibm.com>
16830 * expmed.c (extract_force_align_mem_bit_field): Remove.
16832 2008-04-03 Richard Guenther <rguenther@suse.de>
16834 PR middle-end/35800
16835 * expr.h (try_casesi): Adjust prototype.
16836 * expr.c (try_casesi): Take fallback label as extra parameter.
16837 Use that for gen_casesi if default_label is NULL.
16838 * stmt.c (expand_case): Pass fallback label to try_casesi,
16839 make sure to fill gaps with a fallback label if default_label
16842 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16845 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16847 2008-04-03 Ben Elliston <bje@au.ibm.com>
16849 * expmed.c (extract_split_bit_field): Remove if (0) code.
16850 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16851 (do_ds_constraint): Likewise.
16853 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16855 * doc/cppopts.texi (-dU): Document.
16856 * c-common.h (flag_dump_macros): Update comment.
16857 * c-opts.c (handle_OPT_d): Handle -dU.
16858 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16859 dump_queued_macros, cb_used_define, cb_used_undef): New.
16860 (init_pp_output): Handle -dU.
16861 (cb_line_change): Call dump_queued_macros.
16862 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16864 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16866 * config/avr/predicates.md (io_address_operand): New predicate.
16867 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16868 * config/avr/avr.c (avr_io_address_p): Remove function.
16869 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16870 'avr_io_address_p' function.
16871 (out_movhi_r_mr): (Ditto.).
16872 (out_movqi_mr_r): (Ditto.).
16873 (out_movhi_mr_r): (Ditto.).
16874 (avr_address_cost): (Ditto.).
16876 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16878 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16879 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16880 in 32bit mode when XMM registers are available to avoid store
16882 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16883 corresponding post-reload splitters.
16885 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16887 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16888 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16889 __builtin_ia32_roundss.
16890 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16891 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16892 __builtin_ia32_roundss.
16893 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16894 IX86_BUILTIN_SHUFPD here.
16896 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16898 * config/i386/i386.md (plogic): New.
16899 (plogicprefix): Likewise.
16901 * config/i386/mmx.md (mmx_<code><mode>3): New.
16902 (mmx_and<mode>3): Removed.
16903 (mmx_ior<mode>3): Likewise.
16904 (mmx_xor<mode>3): Likewise.
16906 * config/i386/sse.md (<code><mode>3): New.
16907 (*<code><mode>3): Likewise.
16908 (*<code><mode>3): Likewise.
16909 (<code><mode>3): Likewise.
16910 (*sse_<code><mode>3): Likewise.
16911 (*sse2_<code><mode>3): Likewise.
16912 (<code>tf3): Likewise.
16913 (*<code>tf3): Likewise.
16914 (and<mode>3): Likewise.
16915 (*and<mode>3): Likewise.
16916 (ior<mode>3): Removed.
16917 (*ior<mode>3): Likewise.
16918 (xor<mode>3): Likewise.
16919 (*xor<mode>3): Likewise.
16920 (*and<mode>3): Likewise.
16921 (*ior<mode>3): Likewise.
16922 (*xor<mode>3): Likewise.
16923 (and<mode>3): Likewise.
16924 (*sse_and<mode>3): Likewise.
16925 (*sse2_and<mode>3): Likewise.
16926 (andtf3): Likewise.
16927 (*andtf3): Likewise.
16928 (ior<mode>3): Likewise.
16929 (*sse_ior<mode>3): Likewise.
16930 (*sse2_ior<mode>3): Likewise.
16931 (iortf3): Likewise.
16932 (*iortf3): Likewise.
16933 (xor<mode>3): Likewise.
16934 (*sse_xor<mode>3): Likewise.
16935 (*sse2_xor<mode>3): Likewise.
16936 (xortf3): Likewise.
16937 (*xortf3): Likewise.
16939 2008-04-02 Richard Guenther <rguenther@suse.de>
16941 PR tree-optimization/14495
16942 PR tree-optimization/34793
16943 * tree-vrp.c (struct switch_update): New structure.
16944 (to_remove_edges, to_update_switch_stmts): New VECs.
16945 (simplify_switch_using_ranges): New function. Remove not taken
16946 case labels and edges.
16947 (simplify_stmt_using_ranges): Call it.
16948 (identify_jump_threads): Mark edges we have queued for removal
16949 so we don't thread them.
16950 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16952 * tree-cfg.c (group_case_labels): Deal with missing default label.
16953 (tree_verify_flow_info): Allow missing default label.
16954 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16955 (emit_case_nodes): Likewise.
16956 (expand_case): Do not rely on the default label to be present.
16957 * expr.c (try_casesi): Deal with NULL default_label.
16958 (do_tablejump): Likewise.
16960 2008-04-02 Richard Guenther <rguenther@suse.de>
16962 PR tree-optimization/14495
16963 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16964 SWITCH_EXPR here ...
16965 (vrp_visit_switch_stmt): ... but here (new function).
16966 (find_case_label_index): New helper function.
16967 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16969 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16971 * fwprop.c: Fix ISO-C99ism.
16973 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16976 * Makefile.in (objdir): Set it here.
16977 * configure.ac: Not here. Find dynamic linker characteristics.
16978 * exec-tool.in: Use them.
16979 * aclocal.m4: Regenerate.
16980 * configure: Regenerate.
16982 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16984 * expr.c (expand_var): Delete it.
16985 * expr.h (expand_var): Delete prototype.
16986 * function.c (expand_function_start): Use expand_decl instead.
16987 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16990 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16992 PR rtl-optimization/35542
16993 * fwprop.c (forward_propagate_and_simplify): Replace
16994 loc_reg_mentioned_in_p with reg_mentioned_p.
16996 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16998 PR rtl-optimization/35281
16999 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17000 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17001 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17002 (varying_mem_p): Move above propagate_rtx.
17003 (all_uses_available_at): Do not check MEMs.
17005 2008-04-02 Rafael Espíndola <espindola@google.com>
17007 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17008 (register_edge_assert_for_2): Split the cond argument.
17009 (register_edge_assert_for_1): Adjust for the change in
17010 register_edge_assert_for_2.
17011 (register_edge_assert_for): Split the cond argument.
17012 (find_switch_asserts): Adjust for the change in
17013 register_edge_assert_for.
17015 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17017 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17018 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17019 offsets for 64-bit mingw.
17020 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17021 abi for x86_64-pc-mingw.
17023 2008-04-02 Richard Guenther <rguenther@suse.de>
17025 * tree-vrp.c (extract_range_from_assert): Make sure to not
17026 produce range min/max with TREE_OVERFOW set.
17027 If merging a anti-range and a range keep the anti-range if
17028 the range covers all values of the type.
17029 (register_edge_assert_for_2): Only allow sign-changing
17030 conversions in detecting canonical range checks. Also
17031 register an assert for the unsigned name if useful.
17033 PR tree-optimization/35787
17034 * tree-vrp.c (vrp_val_max): New function.
17035 (vrp_val_min): Likewise.
17036 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17037 (vrp_val_is_min): Likewise.
17038 (supports_overflow_infinity): Use vrp_val_{min,max}.
17039 (negative_overflow_infinity): Likewise.
17040 (positive_overflow_infinity): Likewise.
17041 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17042 (is_positive_overflow_infinity): Likewise.
17043 (is_overflow_infinity): Likewise.
17044 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17045 vrp_val_is_{min,max}.
17046 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17047 to ranges if possible. Avoid empty ranges.
17049 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17051 PR middle-end/35705
17052 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17053 the expression is a function address.
17055 2008-04-01 George Helffrich <george@gcc.gnu.org>
17057 PR fortran/35154, fortran/23057
17058 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17059 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17060 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17061 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17063 (dbxout_syms): Check for COMMON-based symbol and wrap in
17064 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17065 in bracket for efficiency.
17067 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17068 using DW_TAG_common_block + member offset.
17069 (add_pubname_string): New function.
17070 (dw_expand_expr): New function to find block name and offset for
17072 (common_check): New function to check whether symbol in Fortran COMMON.
17073 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17075 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17078 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17080 2008-04-02 Ben Elliston <bje@au.ibm.com>
17082 * config/v850/v850.md (casesi): Remove if (0) code.
17083 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17084 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17086 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17088 * config/i386/i386.md (rex64suffix): New mode attribute.
17089 (floathi<mode>2): Disable expander for SSE math.
17090 (*floathi<mode>2_1): New insn insn_and_split pattern.
17091 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17092 corresponding post-reload splitters.
17093 (*floathi<mode>2_i387): New macroized insn pattern.
17094 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17095 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17096 insn_and_split pattern.
17097 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17098 New macroized instruction patterns and corresponding post-reload
17100 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17101 and corresponding post-reload splitters.
17102 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17103 New macroized instruction patterns.
17104 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17105 macroized instruction patterns and corresponding post-reload splitters.
17106 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17107 corresponding post-reload splitters.
17108 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17109 New macroized instruction patterns.
17110 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17111 corresponding post-reload splitters.
17112 (*floatsi<mode>2_i387): New macroized instruction patterns.
17114 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17116 * config/i386/i386.md (smaxmin): New.
17117 (umaxmin): Likewise.
17118 (maxminiprefix): Likewise.
17119 (maxminfprefix): Likewise.
17120 (<code><mode>3): Likewise.
17121 (smin<mode>3): Removed.
17122 (smax<mode>3): Likewise.
17124 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17125 (mmx_<code>v4hi3): Likewise.
17126 (mmx_<code>v8qi3): Likewise.
17127 (mmx_smaxv2sf3): Removed.
17128 (mmx_sminv2sf3): Likewise.
17129 (mmx_umaxv8qi3): Likewise.
17130 (mmx_smaxv4hi3): Likewise.
17131 (mmx_uminv8qi3): Likewise.
17132 (mmx_sminv4hi3): Likewise.
17134 * config/i386/sse.md (<addsub><mode>3): New.
17135 (*<addsub><mode>3): Likewise.
17136 (<sse>_vm<addsub><mode>3): Likewise.
17137 (<maxmin><mode>3): Likewise.
17138 (*<maxmin><mode>3_finite): Likewise.
17139 (*<maxmin><mode>3): Likewise.
17140 (<sse>_vm<maxmin><mode>3): Likewise.
17141 (sse3_h<addsub>v4sf3): Likewise.
17142 (sse3_h<addsub>v2df3): Likewise.
17143 (<maxmin>v16qi3): Likewise.
17144 (*<maxmin>v16qi3): Likewise.
17145 (<maxmin>v8hi3): Likewise.
17146 (*<maxmin>v8hi3): Likewise.
17147 (*sse4_1_<maxmin><mode>3): Likewise.
17148 (*sse4_1_<maxmin><mode>3): Likewise.
17149 (add<mode>3): Removed.
17150 (*add<mode>3): Likewise.
17151 (<sse>_vmadd<mode>3): Likewise.
17152 (sub<mode>3): Likewise.
17153 (*sub<mode>3): Likewise.
17154 (<sse>_vmsub<mode>3): Likewise.
17155 (smin<mode>3): Likewise.
17156 (*smin<mode>3_finite): Likewise.
17157 (*smin<mode>3): Likewise.
17158 (<sse>_vmsmin<mode>3): Likewise.
17159 (smax<mode>3): Likewise.
17160 (*smax<mode>3_finite): Likewise.
17161 (*smax<mode>3): Likewise.
17162 (<sse>_vmsmax<mode>3): Likewise.
17163 (sse3_haddv4sf3): Likewise.
17164 (sse3_haddv2df3): Likewise.
17165 (sse3_hsubv4sf3): Likewise.
17166 (sse3_hsubv2df3): Likewise.
17167 (umaxv16qi3): Likewise.
17168 (*umaxv16qi3): Likewise.
17169 (smaxv8hi3): Likewise.
17170 (*smaxv8hi3): Likewise.
17171 (*sse4_1_smax<mode>3): Likewise.
17172 (*sse4_1_umax<mode>3): Likewise.
17173 (uminv16qi3): Likewise.
17174 (*uminv16qi3): Likewise.
17175 (sminv8hi3): Likewise.
17176 (*sminv8hi3): Likewise.
17177 (*sse4_1_smin<mode>3): Likewise.
17178 (*sse4_1_umin<mode>3): Likewise.
17180 2008-04-01 Rafael Espíndola <espindola@google.com>
17182 * tree-cfg.c (verify_expr): remove in_phi.
17183 (verify_stmt): Don't call walk_tree with verify_expr. Use
17184 is_gimple_min_invariant instead of is_gimple_val.
17186 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17188 * doc/include/gpl_v3.texi: Update for manpage generation.
17189 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17191 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17192 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17193 gpl_v3.texi instead of gpl.texi.
17196 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17199 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17201 2008-04-01 Rafael Espíndola <espindola@google.com>
17203 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17204 (extract_code_and_val_from_cond): Use
17205 extract_code_and_val_from_cond_with_ops.
17207 2008-04-01 Jan Hubicka <jh@suse.cz>
17209 * function.c (free_after_compilation): Free epilogue_delay_list.
17210 (prepare_function_start): Assert that previous compilation was freed.
17212 2008-04-01 Jan Hubicka <jh@suse.cz>
17213 Jim Wilson <wilson@tuliptree.org>
17214 Andreas Tobler <andreast@gcc.gnu.org>
17216 PR middle-end/35781
17217 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17218 rtl.emit instead cfun->emit.
17219 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17220 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17222 2008-04-01 Ben Elliston <bje@au.ibm.com>
17224 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17226 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17228 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17230 (fprofile-use): Add var flag_profile_use
17231 * coverage.c (coverage_begin_output): Do not open a gcno file for
17232 output only if -ftest-coverage is set.
17233 Do not add getpwd() to gcda file path.
17234 (build_gcov_info): Check the new flag
17235 flag_profile_datafile_relative_path.
17236 (coverage_init): Use profile_data_prefix.
17237 Read profile counter only if flag_profile_use is set.
17238 * opts.c (common_handle_option): New option fprofile-use=,
17239 fprofile-dir=, fprofile-generate=.
17240 * toplev.c (profile_data_prefix): New variable definition.
17241 * toplev.h (profile_data_prefix): New declaration.
17242 * doc/invoke.tex (Option Summary, Optimization Options):
17245 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17247 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17248 use tmp consistently.
17251 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17252 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17253 UNSPEC_FR_RECIP_APPROX_RES.
17254 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17256 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17259 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17261 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17263 PR middle-end/30186
17264 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17265 element of the vector via a pointer.
17267 2008-03-31 Ian Lance Taylor <iant@google.com>
17269 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17271 2008-03-31 Jan Hubicka <jh@suse.cz>
17273 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17274 get_arg_pointer_save_area.
17275 * expr.c (init_expr): Just clear out rtl.expr.
17276 * function.c (free_after_compilation): Clear out whole RTL structure.
17277 (get_func_frame_size): Merge into ...
17278 (get_frame_size): ... this one.
17279 (assign_stack_local_1): Merge into ...
17280 (assign_stack_local): ... this one.
17281 (expand_function_end): Update call of get_arg_pointer_save_area.
17282 (get_art_pointer_save_area): Remove cfun argument.
17283 * function.h (emit_status): regno_pointer_align does not need length
17284 attribute. Move x_regno_reg_rtx to ...
17285 (regno_reg_rtx): ... new global array.
17286 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17287 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17288 apply_args_value, forced_labels, stack_pointer_delta):
17290 (struct varasm_status): Move here from varasm.c
17291 (struct rtl_data): New. Move here some fields from struct function.
17292 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17293 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17294 used_temp_slots avail_temp_slots, temp_slot_level,
17295 nonlocal_goto_handler_labels): Update accesstors.
17296 (rtl): New global variable.
17297 (struct function): Move some fileds to rtl_data.
17298 (get_arg_pointer_save_area): Update prototype.
17299 * emit-rtl.c (rtl): Declare.
17300 (regno_reg_rtx): Declare.
17301 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17303 (gen_reg_rtx): Update.
17304 (init_virtual_regs): Do not tate emit_status argument.
17305 (init_emit): Do not allocate emit.
17306 * varasm.c (varasm_statuc): Move to function.h.
17307 (n_deferred_constatns): Update accestor.
17308 (init_varasm_status): Do not allocate varasm_status.
17309 (force_const_mem, get_pool_size, output_constant_pool): Update.
17310 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17311 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17313 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17315 PR rtl-optimization/35729
17316 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17319 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17322 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17323 load/store if memory is unaligned.
17324 (*movti_rex64): Likewise.
17326 * config/i386/predicates.md (misaligned_operand): New.
17328 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17331 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17334 2008-03-31 Jan Beulich <jbeulich@novell.com>
17336 * config/ia64/constraints.md: Add 'j' constraint.
17337 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17338 (movdi_internal): Likewise.
17340 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17343 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17345 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17348 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17349 proper error message for the third argument on blendpd and
17352 * config/i386/sse.md (blendbits): New.
17353 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17355 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17357 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17359 2008-03-30 Richard Guenther <rguenther@suse.de>
17361 PR middle-end/31023
17362 * fold-const.c (fold_sign_changed_comparison): Do leave
17363 conversions to base-types alone.
17365 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17367 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17368 the link register if one altivec register is be saved.
17370 2008-03-30 Ben Elliston <bje@au.ibm.com>
17372 * final.c (final_scan_insn): Remove if (0) code.
17374 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17376 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17378 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17380 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17381 of V4SFmode to ix86_binary_operator_ok.
17383 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17385 * config/i386/i386.c (override_options): Initialize
17386 ix86_veclib_handler to ix86_veclibabi_svml when
17387 -mveclibabi=svml is used.
17388 (ix86_veclibabi_svml): New function for SVML ABI style
17389 vectorization support.
17390 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17392 2008-03-28 Rafael Espíndola <espindola@google.com>
17394 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17395 (tree_binary_nonnegative_warnv_p): Make it public.
17396 (tree_single_nonnegative_warnv_p): Make it public.
17397 (tree_invalid_nonnegative_warnv_p): Make it public.
17398 (tree_unary_nonzero_warnv_p): Make it public.
17399 (tree_binary_nonzero_warnv_p): Make it public
17400 (tree_single_nonzero_warnv_p): Make it public.
17401 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17402 (extract_range_from_binary_expr): Split the expr argument.
17403 (extract_range_from_unary_expr): Split the expr argument.
17404 (extract_range_from_comparison): Split the expr argument.
17405 (extract_range_from_expr): Use the new aux functions.
17406 (vrp_evaluate_conditional_warnv): Use
17407 vrp_evaluate_conditional_warnv_with_ops.
17408 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17409 (tree_binary_nonzero_warnv_p): Declare.
17410 (tree_single_nonzero_warnv_p): Declare.
17411 (tree_expr_nonzero_warnv_p): Declare.
17412 (tree_unary_nonnegative_warnv_p): Declare.
17413 (tree_binary_nonnegative_warnv_p): Declare.
17414 (tree_single_nonnegative_warnv_p): Declare.
17415 (tree_invalid_nonnegative_warnv_p): Declare.
17417 2008-03-28 Richard Guenther <rguenther@suse.de>
17419 PR tree-optimization/30317
17420 PR tree-optimization/30911
17421 PR tree-optimization/34793
17422 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17423 (struct assert_locus_d): New member EXPR.
17424 (register_new_assert_for): Add EXPR parameter to support
17425 ASSERT_EXPR <name, expr OP limit>.
17426 (register_edge_assert_for_1): Adjust callers.
17427 (find_assert_locations): Likewise.
17428 (process_assert_insertions_for): Build condition from expression.
17429 (extract_range_from_assert): Handle ASSERT_EXPRs
17430 of the form ASSERT_EXPR <name, expr OP limit>.
17431 (register_edge_assert_for_2): New helper registering
17432 asserts for comparisons. Recognize range tests of the form
17433 (unsigned)i - CST1 OP CST2.
17434 (register_edge_assert_for_1): Use it.
17435 (register_edge_assert_for): Likewise.
17436 (needs_overflow_infinity): Integer sub-types
17437 do not need overflow infinities.
17438 (vrp_val_is_max): The extreme values of integer sub-types
17439 are those of the base type.
17440 (vrp_val_is_min): Likewise.
17441 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17444 2008-03-28 Nick Clifton <nickc@redhat.com>
17447 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17448 Return GENERAL_REGS for stack adjustment reloads.
17450 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17453 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17454 const_vector when all the vectors are constant.
17456 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17458 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17460 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17461 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17463 (s<code>_sf): Use new scc_sf attribute for opcode names.
17465 2008-03-27 Tom Tromey <tromey@redhat.com>
17467 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17468 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17469 config/spu/t-spu-elf, config/i386/t-interix,
17470 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17471 config/i386/x-darwin, config/i386/x-mingw32,
17472 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17473 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17474 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17475 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17476 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17477 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17478 config/score/t-score-elf, config/arm/t-strongarm-pe,
17479 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17480 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17481 Revert automatic dependency patch.
17483 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17486 * config/i386/i386.c (ix86_function_arg_boundary): Align
17487 decimal floating point to its natural boundary.
17489 2008-03-27 Richard Guenther <rguenther@suse.de>
17491 PR middle-end/35716
17492 * fold-const.c (fold_comparison): Restrict distinct decl
17493 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17494 solely rely on operand_equal_p.
17496 2008-03-27 Richard Guenther <rguenther@suse.de>
17499 * c-common.c (handle_weak_attribute): Reject combination of
17502 2008-03-27 Richard Guenther <rguenther@suse.de>
17504 PR tree-optimization/32810
17505 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17506 conversions from DECL_INITIAL.
17507 (fold_const_aggregate_ref): Likewise from constructor elements.
17509 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17511 * tree-affine.h (aff_combination_expand): Declare.
17512 (get_inner_reference_aff): Likewise.
17513 * tree-affine.c (aff_combination_expand): Split out from
17514 tree_to_aff_combination_expand.
17515 (get_inner_reference_aff): New function.
17516 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17517 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17518 (struct lim_aux_data): sm_done field removed.
17519 (mem_ref_loc_p, mem_ref_locs_p): New types.
17520 (struct mem_ref): Added id, stored, accesses_in_loop,
17521 indep_loop, dep_loop, indep_ref, dep_ref fields.
17522 Removed is_stored, locs and next fields.
17523 (memory_accesses): New variable.
17524 (movement_possibility): Do not allow moving statements
17525 that store to memory.
17526 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17528 (determine_max_movement): For statements with memory references,
17529 find the outermost loop in that the reference is independent.
17530 (move_computations_stmt): Mark the virtual operands for renaming.
17531 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17532 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17533 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17534 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17535 create_vop_ref_mapping, analyze_memory_references,
17536 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17537 get_all_locs_in_loop, ref_always_accessed_p,
17538 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17539 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17540 store_motion_loop, store_motion): New functions.
17541 (struct vop_to_refs_elt): New type.
17542 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17543 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17544 (schedule_sm): Replaced by...
17545 (execute_sm): ... this.
17546 (determine_lsm_ref, hoist_memory_references,
17547 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17548 find_more_ref_vops, free_mem_ref, free_mem_refs,
17549 determine_lsm_loop, determine_lsm): Removed.
17550 (tree_ssa_lim_finalize): Free data structures used by store motion.
17551 (tree_ssa_lim): Call analyze_memory_references. Use
17552 store_motion instead of determine_lsm.
17554 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17556 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17557 rename tmake_file to m68hc11/t-m68hc11.
17558 (mcore): Set inhibit_libc to true.
17559 * config.host (alpha*-dec-*vms*): Set extra_programs.
17560 (interix3*): Don't use host_xmake_file.
17561 * configure.ac: Let config.gcc override inhibit_libc.
17562 * configure: Regenerate.
17564 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17565 * config/t-openbsd-thread: Remove commented out lines.
17567 * config/x-interix: Remove.
17569 * config/m68hc11/t-m68hc11-gas: Rename to...
17570 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17572 * config/mcore/t-mcore: Remove T_CFLAGS.
17573 * config/mcore/t-mcore-pe: Likewise.
17575 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17577 * configure.ac: Replace custom __GNU_SOURCE test with
17578 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17579 * aclocal.m4: Regenerate.
17580 * configure: Regenerate.
17581 * config.in: Regenerate.
17583 2008-03-27 Richard Guenther <rguenther@suse.de>
17585 * fold-const.c (target.h): Include.
17586 (fold_comparison): Fold comparison of addresses of decls
17587 that bind locally or of constants. Consolidate address folding code.
17588 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17589 results from fold_binary_to_constant.
17590 (compare_values_warnv): Likewise.
17592 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17594 PR middle-end/35429
17595 * fold-const.c (fold_truthop): Check for integeral types when folding
17596 a == 0 && b == 0 and a != 0 || b != 0 .
17598 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17600 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17602 2008-03-26 Andreas Schwab <schwab@suse.de>
17604 * doc/invoke.texi: Fix use of @item vs. @itemx.
17606 2008-03-26 Tom Tromey <tromey@redhat.com>
17608 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17609 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17610 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17611 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17612 build/genconstants.o, build/genemit.o, build/genextract.o,
17613 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17614 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17617 2008-03-26 Richard Guenther <rguenther@suse.de>
17620 2008-03-26 Richard Guenther <rguenther@suse.de>
17622 * fold-const.c (target.h): Include.
17623 (fold_comparison): Fold comparison of addresses of two decls
17624 that bind locally. Consolidate address folding code.
17626 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17628 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17629 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17630 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17631 dconstsqrt2, dconstthird, dconste and/or dconst10.
17632 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17633 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17634 dconstsqrt2, dconste): Delete.
17635 (init_emit_once): Likewise. Simplify initializing dconstm1.
17637 * real.c (get_real_const): New.
17638 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17639 dconstsqrt2, dconste): Delete.
17640 (real_value_const, get_real_const): New.
17642 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17644 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17646 * config/i386/i386.c (ix86_function_arg_boundary): Check
17647 BIGGEST_ALIGNMENT instead of 128.
17648 (setup_incoming_varargs_64): Likewise.
17650 2008-03-26 Tom Tromey <tromey@redhat.com>
17652 * Makefile.in (DEPFILES): Add missing '/'.
17654 2008-03-26 Richard Guenther <rguenther@suse.de>
17656 * fold-const.c (target.h): Include.
17657 (fold_comparison): Fold comparison of addresses of two decls
17658 that bind locally. Consolidate address folding code.
17660 2008-03-26 Nick Clifton <nickc@redhat.com>
17663 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17664 not allow INT+INT as a legitimate addressing mode.
17666 2008-03-26 Richard Guenther <rguenther@suse.de>
17668 * tree-flow.h (widen_bitfield): Remove declaration.
17669 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17670 (widen_bitfield): Remove function.
17671 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17674 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17677 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17680 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17682 PR rtl-optimization/35232
17683 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17684 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17685 reg_reloaded_call_part_clobbered here.
17686 (reload_regs_reach_end_p): New function.
17687 (reload_reg_rtx_for_input): New variable.
17688 (reload_reg_rtx_for_output): Likewise.
17689 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17690 when reassigning a pseudo register. Load reloadreg from
17691 reload_reg_rtx_for_input, moving the mode and register
17693 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17694 instead of the original when deciding whether an input reload
17695 would be a no-op or whether an output reload can be deleted.
17696 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17697 when setting up new_spill_reg_store. Load it from
17698 reload_reg_rtx_for_output, moving the mode and register
17700 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17701 instead of the original when deciding whether an output reload
17702 would be a no-op. Do the same when modifying insn notes.
17703 Use rtx_equal_p instead of == to compare the registers.
17704 (inherit_piecemeal_p): Take a mode and two register numbers
17706 (emit_reload_insns): Clear new_spill_reg_store for every hard
17707 register in the reload register. Remove spill registers
17708 from reg_reloaded_valid before considering whether to record
17709 inheritance information for them. Use reload_reg_rtx_for_output
17710 instead of reg_rtx when recording output reloads. Use
17711 reload_reg_rtx_for_input instead of reg_rtx when recording
17712 input reloads. Set or clear reg_reloaded_call_part_clobbered
17713 at the same time as setting reg_reloaded_valid.
17714 (delete_output_reload): Add a new_reload_reg parameter and use it
17715 instead of rld[j].reg_rtx.
17716 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17719 2008-03-25 Tom Tromey <tromey@redhat.com>
17721 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17722 (build/genattr.o): Likewise.
17723 (build/genattrtab.o): Likewise.
17724 (build/gencodes.o): Likewise.
17725 (build/genconfig.o): Likewise.
17726 (build/genconstants.o): Likewise.
17727 (build/genemit.o): Likewise.
17728 (build/genextract.o): Likewise.
17729 (build/genflags.o): Likewise.
17731 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17733 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17734 instead of size_int for integer types.
17735 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17736 to match type of MINUS_EXPR.
17738 2008-03-25 Tom Tromey <tromey@redhat.com>
17740 * configure: Rebuilt.
17741 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17744 2008-03-25 Tom Tromey <tromey@redhat.com>
17746 * config/x-solaris (host-solaris.o): Update.
17747 * config/x-linux (host-linux.o): Update.
17748 * config/x-hpux (host-hpux.o): Update.
17749 * config/x-darwin (host-darwin.o): Update.
17750 * config/v850/t-v850e (v850-c.o): Update.
17751 * config/v850/t-v850 (v850-c.o): Update.
17752 * config/t-vxworks (vxworks.o): Update.
17753 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17754 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17755 * config/spu/t-spu-elf (spu-c.o): Update.
17757 * config/sh/t-symbian (sh-c.o): Update.
17758 (symbian.o): Update.
17759 * config/sh/t-sh (sh-c.o): Update.
17760 * config/score/t-score-elf (score7.o, score3.o): Update.
17761 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17762 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17763 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17764 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17765 (rs6000.o): Remove.
17766 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17767 * config/m32c/t-m32c (m32c-pragma.o): Update.
17768 * config/ia64/t-ia64 (ia64-c.o): Update.
17769 * config/i386/x-mingw32 (host-mingw32.o): Update.
17770 * config/i386/x-i386 (driver-i386.o): Update.
17771 * config/i386/x-darwin (host-i386-darwin.o): Update.
17772 * config/i386/x-cygwin (host-cygwin.o): Update.
17773 * config/i386/t-nwld (nwld.o): Update.
17774 * config/i386/t-netware (netware.o): Update.
17775 * config/i386/t-interix (winnt.o): Update.
17776 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17777 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17778 msformat-c.o): Update.
17779 * config/bfin/t-bfin-linux (generated_files): Add
17780 linux-sysroot-suffix.h.
17781 * config/arm/t-wince-pe (pe.o): Update.
17782 * config/arm/t-strongarm-pe (pe.o): Update.
17783 * config/arm/t-pe (pe.o): Update.
17784 * config/arm/t-arm (arm-c.o): Update.
17785 * doc/install.texi (Prerequisites): Require make 3.80.
17786 * Makefile.in: Remove .o targets.
17787 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17788 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17789 (simple_generated_h, simple_generated_c): Move earlier.
17790 (generated_files): New variable.
17791 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17792 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17793 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17794 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17795 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17796 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17797 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17798 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17799 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17800 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17801 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17802 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17804 (COMPILE.base, COMPILE): New variables.
17805 (%.o): New pattern rule.
17806 (ALL_HOST_OBJS): New variable.
17807 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17808 (dummy-checksum.o, cc1-checksum.o): Remove.
17809 (DRIVER_SHLIB): New variable.
17810 (DRIVER_DEFINES): Use it.
17811 (gencondmd.c): Move out of build/.
17812 (s-conditions): Update.
17813 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17814 (ALL_BUILD_OBJS): Likewise.
17815 (build/%.o): Use BUILDCOMPILE.
17816 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17817 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17818 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17819 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17820 build/genconfig.o, build/genconstants.o, build/genemit.o,
17821 build/genextract.o, build/genflags.o, build/genmddeps.o,
17822 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17823 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17824 build/gen-protos.o, build/scan.o, build/fix-header.o,
17825 build/scan-decls.o): Simplify.
17826 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17827 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17828 prefix.o, toplev.o): Reduce to variable setting.
17829 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17830 ($(out_object_file), gcc-options.o): New targets.
17831 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17832 * configure: Rebuilt.
17833 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17834 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17836 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17838 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17839 complain when we hit an error, return ERROR_MARK_NODE.
17841 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17843 * config/sh/constraints.md (Pso, Psz): New constraints.
17844 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17845 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17847 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17849 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17850 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17852 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17854 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17855 (prefetch_sh2a): New.
17857 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17858 Naveen.H.S <naveen.hs@kpitcummins.com>
17860 * config/sh/constraints.md (I28): New constraint.
17861 * config/sh/sh.c (broken_move): Add support for movi20s.
17862 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17864 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17865 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17866 Naveen.H.S <naveen.hs@kpitcummins.com>
17868 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17869 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17870 (print_operand): Handle resbank in %@ operand code.
17871 (sh_encode_section_info): New.
17872 (push_regs): Add conditions for resbank.
17873 (sh_expand_epilogue): Likewise.
17874 (sh_insert_attributes): Likewise.
17875 (sh_attribute_table): Likewise.
17876 (sh_handle_resbank_handler_attribute): New.
17877 (sh2a_handle_function_vector_handler_attribute): New.
17878 (sh2a_is_function_vector_call): New.
17879 (sh2a_get_function_vector_number): New.
17880 (sh2a_function_vector_p): New.
17881 (sh_cfun_resbank_handler_p): New.
17882 * config/sh/sh.md (calli): Emit jsr/n if possible.
17883 (calli_tbr_rel): New.
17884 (calli_pcrel): Emit jsr/n if possible.
17885 (return_i): Emit rts/n if possible.
17886 (call_valuei_tbr_rel): New.
17887 (call_valuei_pcrel): Add condition for SH2A target.
17888 (call_value): Likewise.
17889 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17890 (sh2a_get_function_vector_number): Likewise.
17891 (sh2a_is_function_vector_call): Likewise.
17892 * doc/extend.texi: Document TBR relative addressing of SH2A.
17893 (resbank): Add description for SH2A.
17895 2008-03-24 Richard Guenther <rguenther@suse.de>
17898 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17899 pointer assignments change conversions according to middle-end rules.
17900 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17901 * configure.ac: Include type checking in yes.
17902 * configure: Regenerate.
17904 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17906 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17907 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17909 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17911 * gthr-vxworks.h (UNUSED): Define.
17913 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17915 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17917 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17919 * doc/extend.texi (Function Attributes): Add missing comma in the
17920 example of the "alloc_size" attribute.
17922 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17925 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17927 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17930 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17933 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17934 of the underlying type of a MS bitfield layout to the natural
17935 alignment of the type.
17937 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17939 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17940 to their natural alignment to avoid store forwarding stalls.
17942 2008-03-22 Richard Guenther <rguenther@suse.de>
17944 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17945 For PHI nodes verify the address is invariant.
17946 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17947 (get_symbol_constant_value): Use is_gimple_min_invariant.
17948 (maybe_fold_stmt_indirect): Likewise.
17950 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17952 PR rtl-optimization/33927
17953 * Makefile.in (dse.o): Depend on $(TM_P_H).
17954 * expr.h (extract_low_bits): Declare.
17955 * expmed.c (extract_low_bits): New function.
17956 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17957 * dse.c: Include tm_p.h.
17958 (find_shift_sequence): Remove the read_reg argument and return the
17959 read value. Emit the instructions instead of returning them.
17960 Iterate on new_mode rather than calculating it each time.
17961 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17962 source to NEW_MODE and extract_low_bits to convert the shifted
17963 value to READ_MODE.
17964 (replace_read): Allow the load and store to have different mode
17965 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17966 or extraction instructions before trying the replacement. Update
17967 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17969 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17971 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17972 to their natural alignment to avoid store forwarding stalls.
17974 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17977 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17978 encouraging but not allowing gprs for input;
17979 change the input constraint to !f#r.
17980 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17982 change the output constraint to !f#r.
17984 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17987 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17988 corresponding post-reload splitters.
17989 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17990 when x87 FP math is selected.
17991 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17992 New function prototype.
17993 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17994 unreachable function to ease macroization of insn patterns.
17996 2008-03-21 Martin Jambor <mjambor@suse.cz>
17998 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17999 reference dumps if ddr is NULL or dependence is unknown.
18001 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18003 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18004 unsigned extension into account.
18005 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18006 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18007 Do computations on a scratch register.
18009 2008-03-21 Richard Guenther <rguenther@suse.de>
18011 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18012 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18013 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18014 * tree-ssa-dom.c (record_equality): Likewise.
18015 * tree-inline.c (copy_body_r): Likewise.
18016 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18019 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18021 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18022 as 'delete_unused' argument.
18024 2008-03-20 Richard Guenther <rguenther@suse.de>
18026 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18027 special casing of constant qualifiers.
18028 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18029 care about them in general.
18030 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18031 regardless of their type.
18032 (fold_stmt_r): Forcefully fold *& if we end up with that.
18034 2008-03-20 Paul Brook <paul@codesourcery.com>
18036 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18037 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18039 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18041 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18042 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18044 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18046 * common.opt (Wmudflap): New option.
18047 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18048 (mx_register_decls): Likewise.
18049 (mudflap_finish_file): Likewise.
18050 * doc/invoke.texi: Document -Wno-mudflap.
18052 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18054 * c-format.c (replace_format_name_to_system_name): New.
18055 (cmp_attribs): New.
18056 (convert_format_name_to_system_name): New.
18057 (decode_format_attr): Add use of convert_format_name_to_system_name.
18058 (format_types_orig): Add gnu_ prefix to names.
18059 (check_format_info_main): Special treating of \0 escaped names for
18060 supporting multi-character format specifiers as I32, I64.
18061 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18062 (gnu_target_overrides_format_attributes): New.
18063 * c-format.h: Add structure target_ovr_attr to hold
18064 system specific formatter names.
18065 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18066 msformat-c.o file to c_target_objs and cxx_target_objs.
18067 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18068 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18069 (TARGET_N_FORMAT_TYPES): New.
18070 * config/i386/msformat-c.c: New.
18071 * config/i386/t-cygming: Add build rule for msformat-c.o.
18072 * doc/extend.texi: Add new format names gnu_* and ms_* and
18074 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18076 2008-03-20 Ira Rosen <irar@il.ibm.com>
18078 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18079 optimizations turned on under -O3.
18080 (ftree-vectorize): Add that the flag is turned on with -O3.
18082 2008-03-20 Ben Elliston <bje@au.ibm.com>
18084 * regmove.c (try_auto_increment): Fix spelling error in comment.
18085 * final.c (final_scan_insn): Likewise.
18087 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18090 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18091 allocator preferences for "y" and "r" class registers.
18092 ("*mov<mode>_internal"): Ditto.
18093 ("*movv2sf_internal_rex64"): Ditto.
18094 ("*movv2sf_internal"): Ditto.
18096 2008-03-19 Michael Matz <matz@suse.de>
18098 PR middle-end/35616
18099 * calls.c (expand_call): Check overlap of arguments with call
18100 address for sibcalls.
18102 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18105 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18106 of the underlying type of a MS bitfield layout to the natural
18107 alignment of the type.
18109 2008-03-19 Jan Hubicka <jh@suse.cz>
18112 * toplev.c (decode_d_option): Handle all CPP flags.
18113 * tree-vrp.c: Update tree_pass descriptors.
18114 * regrename.c: Update tree_pass descriptors.
18115 * fwprop.c: Update tree_pass descriptors.
18116 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18117 * tree-into-ssa.c: Update tree_pass descriptors.
18118 * tree-dump.c: Update tree_pass descriptors.
18119 * tree-complex.c: Update tree_pass descriptors.
18120 * tree-dump.h: Update tree_pass descriptors.
18121 * see.c: Update tree_pass descriptors.
18122 * cgraphbuild.c: Update tree_pass descriptors.
18123 * tracer.c: Update tree_pass descriptors.
18124 * tree-loop-distribution.c: Update tree_pass descriptors.
18125 * cgraph.c: Update tree_pass descriptors.
18126 * postreload-gcse.c: Update tree_pass descriptors.
18127 * postreload.c: Update tree_pass descriptors.
18128 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18129 * tree-tailcall.c: Update tree_pass descriptors.
18130 * tree-pass.h (tree_opt_pass): Rename to ...
18131 (opt_pass) ... this one; add "type" field and remove letter field.
18132 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18133 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18134 all_lowering_passes): Update declaration.
18135 * ipa-cp.c: Update tree_pass descriptors.
18136 * final.c: Update tree_pass descriptors.
18137 * omp-low.c: Update tree_pass descriptors.
18138 * tree-ssa-dse.c: Update tree_pass descriptors.
18139 * ipa-reference.c: Update tree_pass descriptors.
18140 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18141 * auto-inc-dec.c: Update tree_pass descriptors.
18142 * reorg.c: Update tree_pass descriptors.
18143 * cgraphunit.c: Update tree_pass descriptors.
18144 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18145 * tree-ssa-ccp.c: Update tree_pass descriptors.
18146 * df-core.c: Update tree_pass descriptors.
18147 * mode-switching.c: Update tree_pass descriptors.
18148 * tree-nomudflap.c: Update tree_pass descriptors.
18149 * modulo-sched.c: Update tree_pass descriptors.
18150 * ipa-pure-const.c: Update tree_pass descriptors.
18151 * cse.c: Update tree_pass descriptors.
18152 * web.c: Update tree_pass descriptors.
18153 * tree-stdarg.c: Update tree_pass descriptors.
18154 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18155 * tree-ssa-dom.c: Update tree_pass descriptors.
18156 * tree-nrv.c: Update tree_pass descriptors.
18157 * tree-ssa-alias.c: Update tree_pass descriptors.
18158 * loop-init.c: Update tree_pass descriptors.
18159 * gimple-low.c: Update tree_pass descriptors.
18160 * ipa-inline.c: Update tree_pass descriptors.
18161 * tree-ssa-sink.c: Update tree_pass descriptors.
18162 * global.c: Update tree_pass descriptors.
18163 * ifcvt.c: Update tree_pass descriptors.
18164 * jump.c: Update tree_pass descriptors.
18165 * predict.c: Update tree_pass descriptors.
18166 * tree-ssa-loop.c: Update tree_pass descriptors.
18167 * recog.c: Update tree_pass descriptors.
18168 * dse.c: Update tree_pass descriptors.
18169 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18170 * tree-eh.c: Update tree_pass descriptors.
18171 * regmove.c: Update tree_pass descriptors.
18173 * function.c: Update tree_pass descriptors.
18174 * tree-vectorizer.c: Update tree_pass descriptors.
18175 * gcse.c: Update tree_pass descriptors.
18176 * ipa-type-escape.c: Update tree_pass descriptors.
18177 * tree-if-conv.c: Update tree_pass descriptors.
18178 * init-regs.c: Update tree_pass descriptors.
18179 * ipa.c: Update tree_pass descriptors.
18180 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18181 * rtl-factoring.c: Update tree_pass descriptors.
18182 * lower-subreg.c: Update tree_pass descriptors.
18183 * bt-load.c: Update tree_pass descriptors.
18184 * tree-dfa.c: Update tree_pass descriptors.
18185 * except.c: Update tree_pass descriptors.
18186 * emit-rtl.c: Update tree_pass descriptors.
18187 * cfgexpand.c: Update tree_pass descriptors.
18188 * tree-cfgcleanup.c: Update tree_pass descriptors.
18189 * cfgcleanup.c: Update tree_pass descriptors.
18190 * tree-ssa-pre.c: Update tree_pass descriptors.
18191 * tree-sra.c: Update tree_pass descriptors.
18192 * tree-mudflap.c: Update tree_pass descriptors.
18193 * tree-ssa-copy.c: Update tree_pass descriptors.
18194 * cfglayout.c: Update tree_pass descriptors.
18195 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18196 * tree-ssa-dce.c: Update tree_pass descriptors.
18197 * tree-ssa.c: Update tree_pass descriptors.
18198 * regclass.c: Update tree_pass descriptors.
18199 * integrate.c: Update tree_pass descriptors.
18200 * tree-optimize.c: Update tree_pass descriptors.
18201 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18202 * tree-object-size.c: Update tree_pass descriptors.
18203 * combine.c: Update tree_pass descriptors.
18204 * tree-outof-ssa.c: Update tree_pass descriptors.
18205 * bb-reorder.c: Update tree_pass descriptors.
18206 * stack-ptr-mod.c: Update tree_pass descriptors.
18207 * var-tracking.c: Update tree_pass descriptors.
18208 * tree-profile.c: Update tree_pass descriptors.
18209 * tree-vect-generic.c: Update tree_pass descriptors.
18210 * reg-stack.c: Update tree_pass descriptors.
18211 * sched-rgn.c: Update tree_pass descriptors.
18212 * tree-ssa-structalias.c: Update tree_pass descriptors.
18213 * tree-cfg.c: Update tree_pass descriptors.
18214 * passes.c (current_pass): Update declaration.
18215 (finish_optimization_passes): Update.
18216 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18217 (register_one_dump_file, register_dump_files_1, next_pass_1):
18219 (init_optimization_passes): Update handling of new types.
18220 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18221 * ipa-struct-reorg.c: Update tree_pass descriptors.
18222 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18223 * combine-stack-adj.c: Update tree_pass descriptors.
18224 * cfgrtl.c: Update tree_pass descriptors.
18225 * dce.c: Update tree_pass descriptors.
18226 * tree-ssanames.c: Update tree_pass descriptors.
18228 2008-03-19 Richard Guenther <rguenther@suse.de>
18230 PR middle-end/35609
18231 * tree-ssa.c (walk_data): New structure.
18232 (warn_uninitialized_var): If not always_executed warn with "maybe"
18234 (execute_early_warn_uninitialized): Compute post-dominators.
18235 Initialize always_executed before processing each basic block.
18237 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18240 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18241 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18243 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18245 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18247 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18249 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18251 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18252 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18253 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18254 target after ignore has been set, and move there also the commputation
18255 of subtarget and original_target.
18256 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18257 (LANG_HOOKS_INITIALIZER): Remove it.
18258 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18260 2008-03-18 Richard Guenther <rguenther@suse.de>
18262 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18263 found an expression with constants, note that in the VN for the lhs.
18264 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18265 fold them to constants if possible. Run cleanup_cfg if done so.
18266 (execute_pre): Return todo.
18267 (do_pre): Likewise.
18268 (execute_fre): Likewise.
18269 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18271 (get_prop_source_stmt): Look through pointer conversions.
18273 2008-03-18 Jan Hubicka <jh@suse.cz>
18275 * tree-pretty-print.c: Include predict.h.
18276 (dump_generic_node): Dump predictor.
18277 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18278 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18279 * gimple-low.c (lower_stmt): Likewise.
18280 * expr.c (expand_expr_real): Likewise.
18281 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18283 (build_predict_expr, build_predict_expr): New.
18284 * predict.h (predictor_name, build_predict_expr): Update.
18285 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18286 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18287 * predict.def (PRED_CONTINUE): Update hitrate.
18288 * tree.def (PREDICT_EXPR): Define.
18289 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18290 do not handle BIND_EXPR.
18291 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18292 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18293 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18296 2008-03-18 Michael Matz <matz@suse.de>
18298 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18300 2008-03-18 Richard Guenther <rguenther@suse.de>
18302 * tree-gimple.h (is_gimple_invariant_address): Declare.
18303 (is_gimple_constant): Likewise.
18304 * tree-gimple.c (is_gimple_constant): New function.
18305 (is_gimple_invariant_address): Likewise.
18306 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18307 and is_gimple_invariant_address.
18308 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18310 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18311 an addressable base.
18313 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18315 PR middle-end/35611
18316 * gimplify.c (gimplify_expr): Gimplify second operand of
18319 2008-03-17 Richard Guenther <rguenther@suse.de>
18321 PR tree-optimization/19637
18322 * fold-const.c (fold_unary): Remove restrictions of removing
18323 intermediate pointer-conversions (P2)(P1)P0.
18324 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18325 conversion to void pointer.
18326 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18328 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18331 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18332 emulated thread local variables.
18334 2008-03-16 Richard Guenther <rguenther@suse.de>
18336 PR middle-end/35607
18337 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18338 expand TREE_INVARIANT operations that are not gimple invariant.
18340 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18342 * doc/extend.texi (Alignment): Say that the ABI controls
18343 the __alignof__ for non-strict-alignment targets rather
18344 than being a recommendation.
18346 2008-03-15 Paul Brook <paul@codesourcery.com>
18348 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18350 (arm_output_fn_unwind): Mark functions that can not be unwound.
18352 2008-03-15 Paul Brook <paul@codesourcery.com>
18354 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18355 extension instructions.
18357 2008-03-15 Richard Guenther <rguenther@suse.de>
18359 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18360 and fold constant aggregate refs.
18361 (fold_const_aggregate_ref): Handle string constants
18362 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18363 (evaluate_stmt): Simplify now that ccp_fold folds constant
18366 2008-03-15 Paul Brook <paul@codesourcery.com>
18368 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18369 (extzv): Use gen_extzv_t2.
18370 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18372 2008-03-15 Richard Guenther <rguenther@suse.de>
18374 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18375 (fold_const_aggregate_ref): Likewise.
18376 (get_value): Return NULL if we don't have any values.
18377 (ccp_finalize): Set const_val to NULL after freeing it.
18378 * tree-flow.h (get_symbol_constant_value): Declare.
18379 (fold_const_aggregate_ref): Likewise.
18380 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18382 2008-03-15 Richard Guenther <rguenther@suse.de>
18384 PR middle-end/35593
18385 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18386 to not produce negative array indices if not allowed. Add
18387 parameter to indicate that.
18388 (maybe_fold_offset_to_component_ref): Allow negative array
18389 indices only for the first member of a structure.
18390 (maybe_fold_offset_to_reference): Allow negative array indices.
18391 (maybe_fold_stmt_addition): Likewise.
18393 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18394 Anatoly Sokolov <aesok@post.ru>
18396 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18397 (avr_arch): Add ARCH_AVR6.
18398 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18399 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18400 instead of fixed value 2.
18401 (print_operand_address): Use gs() asm specifier instead of pm().
18402 (avr_assemble_integer): (Ditto.).
18403 (avr_output_addr_vec_elt): (Ditto.).
18404 (print_operand): Handle "!" code.
18405 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18406 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18407 (AVR_HAVE_EIJMP_EICALL): Define.
18408 (AVR_3_BYTE_PC): Redefine.
18409 (AVR_2_BYTE_PC): (Ditto.).
18410 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18411 (LINK_SPEC): Add atmega2560 and atmega2561.
18412 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18414 * config/avr/avr.md (call_insn): Use eicall instead of icall
18415 for 3 byte PC devices.
18416 (call_value_insn): (Ditto.).
18417 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18418 (indirect_jump): Use only for for 2 byte PC devices.
18419 (*tablejump): (Ditto.).
18420 (*indirect_jump_avr6): Add insn.
18421 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18422 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18423 instead of ijmp for 3 byte PC devices.
18424 (__tablejump2__): (Ditto.).
18425 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18426 (MULITLIB_DIRNAMES): (Ditto.).
18427 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18429 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18431 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18432 "sse2_umulsidi3". Use V1DI mode for operand 0.
18433 ("mmx_psadbw"): Use V1DI mode for operand 0.
18434 * config/i386/i386-modes.def (V1SI): New vector mode.
18435 * config/i386/i386.c (struct builtin_description)
18436 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18437 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18438 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18439 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18440 v1di_ftype_v8qi_v8qi type.
18441 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18443 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18444 __builtin_ia32_pmuludq]: Fix the mode of return value.
18446 2008-03-15 Richard Guenther <rguenther@suse.de>
18448 PR middle-end/35595
18449 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18452 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18454 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18455 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18456 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18457 unless TARGET_SERIALIZE_VOLATILE is enabled.
18458 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18459 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18460 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18462 2008-03-14 Richard Guenther <rguenther@suse.de>
18464 PR tree-optimization/34172
18465 * tree-flow.h (refs_may_alias_p): Declare.
18466 (get_single_def_stmt): Likewise.
18467 (get_single_def_stmt_from_phi): Likewise.
18468 (get_single_def_stmt_with_phi): Likewise.
18469 * tree-dfa.c (refs_may_alias_p): New function.
18470 (get_single_def_stmt): Likewise.
18471 (get_single_def_stmt_from_phi): Likewise.
18472 (get_single_def_stmt_with_phi): Likewise.
18473 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18474 (vn_reference_lookup_1): New helper function.
18475 (vn_reference_lookup): Walk the virtual use-def chain to
18476 continue searching for a match if the def does not alias the
18477 reference we are looking for.
18479 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18481 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18482 archive and Perzl. Update The Written Word listing.
18484 2008-03-14 Richard Guenther <rguenther@suse.de>
18486 PR tree-optimization/34043
18487 PR tree-optimization/33989
18488 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18490 (bitmap_find_leader): Use extra argument to verify dominance
18491 relationship inside a basic-block.
18492 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18493 (find_leader_in_sets): Adjust.
18494 (create_component_ref_by_pieces): Take extra argument for
18495 dominance check, handle lookup failures.
18496 (find_or_generate_expression): Likewise.
18497 (create_expression_by_pieces): Likewise.
18498 (insert_into_preds_of_block): Adjust.
18499 (create_value_expr_from): If asked for, verify all operands
18500 are in the blocks AVAIL_OUT set.
18501 (make_values_for_stmt): Check for SSA_NAMEs that are life
18502 over an abnormal edge.
18503 (compute_avail): Remove such check.
18504 (do_SCCVN_insertion): New function.
18505 (eliminate): If we do not find a leader suitable for replacement
18506 insert a replacement expression from SCCVN if available.
18507 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18508 (struct vn_ssa_aux): Add needs_insertion flag.
18509 * tree-ssa-sccvn.c (may_insert): New global flag.
18510 (copy_reference_ops_from_ref): Value-number union member access
18511 based on its size, not type and member if insertion is allowed.
18512 (visit_reference_op_load): For a weak match from union type
18513 punning lookup a view-converted value and insert a SSA_NAME
18514 for that value if that is not found.
18515 (visit_use): Make dumps shorter. Do not disallow value numbering
18516 SSA_NAMEs that are life over an abnormal edge to constants.
18517 (free_scc_vn): Release inserted SSA_NAMEs.
18518 (run_scc_vn): New flag to specify whether insertion is allowed.
18519 Process SSA_NAMEs in forward order.
18520 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18521 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18522 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18523 pointer type to/from integral types that do not change the
18524 precision to regular conversions.
18526 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18528 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18529 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18530 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18531 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18532 input arguments and the mode of return value. Built-in functions
18533 that operate on whole 64-bit MMX register now use V1DI mode.
18535 2008-03-13 Alon Dayan <alond@il.ibm.com>
18536 Olga Golovanevsky <olga@il.ibm.com>
18538 PR tree-optimization/35041
18539 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18540 to locate the right position in a statement.
18542 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18546 * config/i386/xmmintrin.h: Change all static inline functions to
18547 extern inline and add __gnu_inline__ attribute.
18548 * config/i386/bmintrin.h: Ditto.
18549 * config/i386/smmintrin.h: Ditto.
18550 * config/i386/tmmintrin.h: Ditto.
18551 * config/i386/mmintrin-common.h: Ditto.
18552 * config/i386/ammintrin.h: Ditto.
18553 * config/i386/emmintrin.h: Ditto.
18554 * config/i386/pmmintrin.h: Ditto.
18555 * config/i386/mmintrin.h: Ditto.
18556 * config/i386/mm3dnow.h: Ditto.
18558 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18560 PR middle-end/35185
18561 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18562 (lower_omp_2): New function.
18563 (lower_omp_1, lower_omp): Rewritten.
18565 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18568 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18569 with the phrase "Microsoft Windows compilers".
18570 (Push/Pop Macro Pragmas): New subsection. Document
18571 #pragma push_macro and pragma pop_macro.
18573 2008-03-12 Paul Brook <paul@codesourcery.com>
18575 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18577 2008-03-12 Paul Brook <paul@codesourcery.com>
18579 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18580 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18581 (thumb2_addsi_shortim): Rename ...
18582 (thumb2_addsi_short): ... to this. Allow register operands.
18583 (thumb2_subsi_short): New pattern.
18584 (thumb2_one_cmplsi2_short,
18585 thumb2_negsi2_short): New patterns and peepholes.
18587 2008-03-12 Paul Brook <paul@codesourcery.com>
18589 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18591 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18593 * config/i386/i386.md (int_cond): New code iterator.
18595 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18596 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18597 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18598 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18599 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18600 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18601 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18602 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18604 2008-03-12 Paul Brook <paul@codesourcery.com>
18606 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18607 instead of {arm,thumb}_compute_save_reg_mask.
18608 (output_return_instruction): Ditto.
18609 (thumb_unexpanded_epilogue): Ditto.
18610 (thumb1_expand_prologue): Ditto.
18611 (thumb1_output_function_prologue): Ditto.
18612 (arm_set_return_address): Ditto.
18613 (thumb_set_return_address): Ditto.
18614 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18615 regs to achieve stack alignment.
18616 (thumb1_compute_save_reg_mask): Fix compiler warning.
18617 (arm_output_epilogue): Use offsets->saved_regs_mask.
18618 Adjust stack pointer by poping call clobered registers.
18619 (arm_expand_prologue): Use offsets->saved_regs_mask.
18620 Adjust stack pointer by pushing extra registers.
18621 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18623 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18626 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18627 conversion to the operands of a multiplication.
18629 2008-03-12 Richard Guenther <rguenther@suse.de>
18631 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18632 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18633 * timevar.def (TV_TREE_PHIPROP): Add.
18634 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18635 pass description. Use TV_TREE_PHIPROP.
18636 * tree-ssa-forwprop.c: Remove phiprop code.
18638 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18640 PR middle-end/35549
18641 * omp-low.c (maybe_lookup_decl): Constify first argument.
18642 (use_pointer_for_field): Change last argument from bool to
18643 omp_context *. Disallow shared copy-in/out in nested
18644 parallel if decl is shared in outer parallel too.
18645 (build_outer_var_ref, scan_sharing_clauses,
18646 lower_rec_input_clauses, lower_copyprivate_clauses,
18647 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18649 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18650 Ira Rosen <irar@il.ibm.com>
18652 * tree-vectorizer.c (free_stmt_vec_info): New function.
18653 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18654 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18655 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18656 * tree-vect-transform.c (vectorizable_conversion): Free
18657 vec_oprnds0 if it was allocated.
18658 (vect_permute_store_chain): Remove unused VECs.
18659 (vectorizable_store): Free VECs that are allocated in the..
18661 (vect_transform_strided_load, vectorizable_load): Likewise.
18662 (vect_remove_stores): Simplify the code.
18663 (vect_transform_loop): Move code to vect_remove_stores().
18664 Call vect_remove_stores() and free_stmt_vec_info().
18666 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18668 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18669 TARGET_HPUX. Revise comment.
18670 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18671 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18672 Use sr4 variant of `be' instruction when not generating PIC code.
18673 (attr_length_call): Adjust for above change.
18675 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18677 * ipa-reference.c (static_execute): Remove module_statics_const and
18678 associated setting code.
18680 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18683 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18684 predicate for operand 1.
18685 (paritysi2_cmp): Use register_operand predicate for operand 2.
18686 Use earlyclobber modifier for operand 1. Remove support for
18688 (paritydi2_cmp): Use register_operand predicate for operand 3.
18689 Use earlyclobber modifier for operand 1. Remove support for
18692 2008-03-11 Paul Brook <paul@codesourcery.com>
18693 Vladimir Prus <vladimir@codesourcery.com>
18695 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18696 (arm_compute_save_reg0_reg12_mask): Always
18697 check if register 11 must be saved. Always safe hard frame pointer
18698 when frame_pointer_needeed.
18699 (arm_compute_save_reg_mask): Save IP and PC
18700 only with apcs frames.
18701 (arm_output_epilogue): Adjust Thumb2 codepath to
18702 be also invoked and work for ARM non-apcs frames.
18703 (arm_expand_prologue): Don't bother saving IP
18704 for non-apcs frame, since it's not clobbered by
18705 prologue code. Implement non-apcs frame
18708 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18710 PR rtl-optimization/35281
18711 * expr.c (convert_move): Use a new pseudo for the intermediate
18712 from_mode->word_mode result.
18714 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18716 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18717 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18718 * toplev.c (compile_file): Don't call it.
18720 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18722 PR middle-end/35526
18723 * expr.c (store_expr): Call emit_block_move if the mode
18724 of "temp" RTX is BLKmode.
18726 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18727 Richard Guenther <rguenther@suse.de>
18729 PR tree-optimization/31358
18730 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18731 the step with a NULL_TREE.
18732 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18733 to sizetype if type is a pointer type.
18734 (add_candidate_1): Don't convert the base and step to
18735 the generic type if the orginal type is a pointer type.
18736 (add_iv_value_candidates): Use sizetype for the step
18737 if type is a pointer type.
18738 (cand_value_at): Likewise.
18739 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18741 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18742 Don't convert the tem affine to the type.
18743 (add_elt_to_tree): Use sizetype for the step if a pointer.
18744 Use POINTER_PLUS_EXPR for pointers.
18745 (aff_combination_to_tree): Use sizetype for the step if a
18748 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18750 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18751 Remove commutativity hint.
18753 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18757 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18758 errorneous type. Check that v is a VAR_DECL.
18760 PR middle-end/35099
18761 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18763 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18765 PR tree-optimization/35494
18766 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18767 may be overriden at link and run time.
18769 2008-03-10 Richard Guenther <rguenther@suse.de>
18771 PR tree-optimization/34677
18772 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18773 (poolify_tree): Likewise.
18774 (modify_expr_template): Likewise.
18775 (poolify_modify_stmt): Likewise.
18776 (insert_fake_stores): Handle all component-ref style stores
18777 in addition to INDIRECT_REF. Also handle complex types.
18778 Do not poolify the inserted load.
18779 (realify_fake_stores): Do not rebuild the tree but only
18780 make it a SSA_NAME copy.
18781 (init_pre): Remove initialzation of modify_expr_template.
18782 Do not allocate modify_expr_node_pool.
18783 (fini_pre): Do not free modify_expr_node_pool.
18785 2008-03-10 Paul Brook <paul@codesourcery.com>
18787 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18788 to avoid conflicts.
18790 2008-03-10 Paul Brook <paul@codesourcery.com>
18791 Mark Shinwell <shinwell@codesourcery.com>
18793 * config/arm/cortex-r4.md: New.
18794 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18796 * config/arm/arm.md: Include cortex-r4.md.
18797 (insn): Add smmls, sdiv and udiv values.
18798 (generic_sched): Don't use generic scheduling for Cortex-R4.
18799 (arm_issue_rate): New function.
18800 (TARGET_SCHED_ISSUE_RATE): Define.
18802 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18804 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18806 2008-03-10 Richard Guenther <rguenther@suse.de>
18808 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18809 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18811 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18813 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18814 Set default to true.
18816 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18818 * c.opt (Wsynth): Deprecate.
18819 * doc/invoke.texi (Option Summary, Warning Options): Document
18820 -Wno-format-contains-nul.
18822 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18825 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18826 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18828 2008-03-09 Ira Rosen <irar@il.ibm.com>
18830 * config/rs6000/rs6000.c (builtin_description): Rename vector
18831 left shift operations.
18832 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18833 (altivec_vsl<VI_char>): Rename to ...
18834 (ashl<mode>3): ... new name.
18835 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18837 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18839 2008-03-08 Richard Guenther <rguenther@suse.de>
18841 * coverage.h (tree_coverage_counter_addr): Declare.
18842 * coverage.c (tree_coverage_counter_addr): New function.
18843 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18844 before using again.
18845 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18846 (tree_gen_one_value_profiler): Likewise.
18847 (tree_gen_ic_profiler): Likewise.
18848 (tree_gen_average_profiler): Likewise.
18849 (tree_gen_ior_profiler): Likewise.
18851 2008-03-08 Richard Guenther <rguenther@suse.de>
18853 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18854 (vn_binary_op_insert): Likewise.
18855 (vn_unary_op_lookup): Likewise.
18856 (vn_unary_op_insert): Likewise.
18857 (vn_nary_op_lookup): Declare.
18858 (vn_nary_op_insert): Likewise.
18859 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18860 and binary hashes, use a single obstack for unary_op_pool
18861 and binary_op_pool.
18862 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18863 a single struct vn_nary_op_s. Store tree code length and
18864 a variable number of operands.
18865 (struct vn_reference_op_struct): Remove unused op2.
18866 (vn_reference_op_eq): Do not compare op2.
18867 (vn_reference_op_compute_hash): Do not compute hash of op2.
18868 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18869 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18870 with vn_nary_op_compute_hash.
18871 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18872 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18874 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18876 (visit_unary_op): Call nary functions.
18877 (visit_binary_op): Likewise.
18878 (process_scc): Adjust for struct vn_tables_s changes.
18879 (allocate_vn_table): Likewise.
18880 (free_vn_table): Likewise.
18881 * tree-vn.c (vn_add): Call nary functions.
18882 (vn_lookup): Likewise.
18884 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18887 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18888 wdst back after sync_compare_and_swapqhi_internal.
18890 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18893 * config/i386/i386-modes.def (V1DI): New vector mode.
18894 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18895 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18896 (MMXMODE248): Ditto.
18897 (MMXMODE): Add V1DI mode.
18898 (mmxvecsize): Change DI mode to V1DI mode.
18899 ("mov<mode>): Use MMXMODEI8 mode iterator.
18900 ("*mov<mode>_internal_rex64"): Ditto.
18901 ("*mov<mode>_internal"): Ditto.
18902 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18903 ("mmx_sub<mode>3"): Ditto.
18904 ("mmx_adddi3"): Remove insn pattern.
18905 ("mmx_subdi3"): Ditto.
18906 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18907 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18908 ("mmx_ashl<mode>3"): Ditto.
18909 ("mmx_lshrdi3"): Remove insn pattern.
18910 ("mmx_ashldi3"): Ditto.
18911 * config/i386/i386.c (classify_argument): Handle V1DImode.
18912 (function_arg_advance_32): Ditto.
18913 (function_arg_32): Ditto.
18914 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18915 mmx_addv1di3 insn pattern.
18916 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18917 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18918 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18919 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18920 Remove definitions of built-in functions.
18921 (V1DI_type_node): New node.
18922 (v1di_ftype_v1di_int): Ditto.
18923 (v1di_ftype_v1di_v1di): Ditto.
18924 (v2si_ftype_v2si_si): Ditto.
18925 (v4hi_ftype_v4hi_di): Remove node.
18926 (v2si_ftype_v2si_di): Ditto.
18927 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18928 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18929 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18930 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18931 Add new builtins using def_builtin_const.
18932 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18933 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18934 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18935 * config/i386/mmintrin.h (__v1di): New typedef.
18936 (_mm_add_si64): Cast arguments to __v1di type.
18937 (_mm_sub_si64): Ditto.
18938 (_mm_sll_pi16): Cast __count to __v4hi type.
18939 (_mm_sll_pi32): Cast __count to __v2si type.
18940 (_mm_sll_si64): Cast arguments to __v1di type.
18941 (_mm_srl_pi16): Cast __count to __v4hi type.
18942 (_mm_srl_pi32): Cast __count to __v2si type.
18943 (_mm_srl_si64): Cast arguments to __v1di type.
18944 (_mm_sra_pi16): Cast __count to __v4hi type.
18945 (_mm_sra_pi32): Cast __count to __v2si type.
18946 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18947 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18948 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18949 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18950 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18951 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18952 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18953 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18954 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18955 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18956 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18957 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18959 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18961 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18963 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18966 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18967 reg+const addressing for Altivec modes. Don't generate reg+reg
18968 addressing for TFmode or TDmode quantities.
18970 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18972 * c-common.c (vector_types_convertible_p): Call langhook
18973 instead of comptypes.
18975 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18978 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18979 integral and scalar float variables which have a
18982 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18984 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18985 dwarf_register_span hook when emitting unwind information for
18986 register-to-memory saves.
18987 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18988 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18990 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18992 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18993 for the same VAR_DECL.
18995 2008-03-06 Tom Tromey <tromey@redhat.com>
18997 * treelang: Delete.
18998 * doc/standards.texi (Standards): Don't mention treelang.
18999 * doc/invoke.texi (Overall Options): Don't mention treelang.
19000 * doc/install.texi (Prerequisites): Don't mention bison or
19002 (Configuration): Don't mention treelang.
19003 (Building): Likewise.
19004 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19006 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19008 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19009 word-extractions out of a multi-word object.
19011 2008-03-06 Richard Guenther <rguenther@suse.de>
19013 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19014 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19015 result type and precision.
19016 * expr.c (get_inner_reference): Set unsignedp based on the result
19017 type of BIT_FIELD_REF.
19018 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19019 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19020 (try_instantiate_multiple_fields): Likewise. Use the correct type
19022 (sra_build_assignment): Likewise.
19023 (sra_build_elt_assignment): Likewise.
19024 (sra_explode_bitfield_assignment): Likewise.
19025 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19026 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19027 set BIT_FIELD_REF_UNSIGNED.
19028 (vectorizable_load): Likewise.
19030 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19032 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19035 2008-03-06 Richard Guenther <rguenther@suse.de>
19037 * alias.c (struct alias_set_entry): Move has_zero_child field
19038 to pack with alias_set.
19040 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19042 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19045 2008-03-05 Ian Lance Taylor <iant@google.com>
19047 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19049 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19051 * fwprop.c (update_df): Support width and offset parameters of
19053 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19054 global_conflicts): Change DF_REF_EXTRACT to either
19055 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19056 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19057 * df-scan.c (df_ref_record, df_defs_record,
19058 df_ref_create_structure, df_def_record_1, df_uses_record,
19059 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19060 df_bb_refs_collect, df_entry_block_defs_collect,
19061 df_exit_block_uses_collect): Support new width and offset fields.
19062 (ref_extract_pool): New storage pool.
19063 (df_free_ref): New function.
19064 (df_reg_chain_unlink, df_free_collection_rec,
19065 df_sort_and_compress_refs): Call df_free_ref.
19066 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19068 (df_ref_create_structure): Allocate df_ref_extract if offset and
19069 width fields are used.
19070 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19071 (df_uses_record): Get offset and width from ZERO_EXTRACT
19073 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19074 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19075 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19076 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19077 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19078 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19079 (df_ref_extract): New structure.
19080 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19081 (df_ref_create): Add width and offset parameters.
19083 2008-03-05 Richard Guenther <rguenther@suse.de>
19085 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19086 Use ranges_overlap_p.
19087 (offset_overlaps_with_access): Rename
19088 to ranges_overlap_p and move ...
19089 * tree-flow-inline.h (ranges_overlap_p): ... here.
19091 * tree.h (get_inner_reference, handled_component_p): Update
19094 * tree.h (record_component_aliases, get_alias_set,
19095 alias_sets_conflict_p, alias_sets_must_conflict_p,
19096 objects_must_conflict_p): Move declarations ...
19097 * alias.h (record_component_aliases, get_alias_set,
19098 alias_sets_conflict_p, alias_sets_must_conflict_p,
19099 objects_must_conflict_p): ... here.
19100 Include coretypes.h.
19101 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19103 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19105 * cfg.c: Include tree-flow.h.
19106 (remove_edge_raw): Call redirect_edge_var_map_clear.
19107 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19108 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19109 (redirect_edge_var_map_result): New.
19110 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19111 PENDING_STMT use with redirect_edge_var_map_*.
19112 * tree-ssa.c (edge_var_maps): New definition.
19113 (redirect_edge_var_map_add): New.
19114 (redirect_edge_var_map_clear): New.
19115 (redirect_edge_var_map_dup): New.
19116 (redirect_edge_var_map_vector): New.
19117 (redirect_edge_var_map_destroy): New.
19118 (ssa_redirect_edge): Replace PENDING_STMT use with
19119 redirect_edge_var_map_*.
19120 (flush_pending_stmts): Same.
19121 (delete_tree_ssa): Destroy edge var map.
19122 * tree-flow.h (struct _edge_var_map): New.
19123 Define edge_var_map vector type.
19124 Declare redirect_edge_var_map_* prototypes.
19125 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19126 * tree-cfg.c (reinstall_phi_args): Replace
19127 PENDING_STMT use with redirect_edge_var_map_*.
19129 2008-03-05 Richard Guenther <rguenther@suse.de>
19131 PR tree-optimization/35472
19132 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19133 whose single use_stmt has a overlapping set of loaded and
19134 stored symbols as that use_stmt might be a noop assignment then.
19136 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19138 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19140 2008-03-05 Richard Guenther <rguenther@suse.de>
19143 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19144 should be constants.
19145 * tree-cfg.c (verify_expr): Verify it.
19146 * fold-const.c (fold_truthop): Remove code generating
19147 BIT_FIELD_REFs of structure bases.
19148 (fold_binary): Likewise.
19149 (fold_ternary): Position and size of BIT_FIELD_REFs are
19150 always host integers.
19151 (make_bit_field_ref): Remove.
19152 (optimize_bit_field_compare): Remove.
19153 (all_ones_mask_p): Remove.
19155 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19158 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19159 (split_block_and_df_analyze): New. Split basic block and rebuild
19161 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19163 (split_pattern_seq): Likewise.
19164 (erase_matching_seqs): Likewise.
19165 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19167 2008-03-04 Geoff Keating <geoffk@apple.com>
19169 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19170 declaration and code.
19171 (tree_invalid_nonnegative_warnv_p): Likewise.
19173 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19175 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19176 examples. Truncate option-names then causing overfull hbox.
19178 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19181 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19183 * configure: Rebuilt.
19185 2008-03-04 Rafael Espíndola <espindola@google.com>
19187 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19188 (tree_unary_nonnegative_warnv_p): New.
19189 (tree_binary_nonnegative_warnv_p): New.
19190 (tree_single_nonnegative_warnv_p): New.
19191 (tree_invalid_nonnegative_warnv_p): New.
19192 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19194 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19197 * opts.c (handle_option): Postpone 'unknown option' errors only for
19200 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19203 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19206 2008-03-04 Rafael Espíndola <espindola@google.com>
19208 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19209 (tree_binary_nonzero_warnv_p): New.
19210 (tree_single_nonzero_warnv_p): New.
19211 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19213 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19215 PR middle-end/35456
19216 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19217 transformations for modes that have signed zeros.
19218 * ifcvt.c (noce_try_abs): Ditto.
19220 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19222 * config/i386/i386.c (override_options): Force
19223 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19225 2008-03-04 Jan Hubicka <jh@suse.cz>
19228 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19231 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19233 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19234 label to probe the stack.
19236 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19238 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19239 (__gthr_win32_mutex_destroy): Declare.
19240 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19241 __gthr_win32_mutex_destroy.
19242 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19244 2008-03-03 Jan Hubicka <jh@suse.cz>
19247 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19248 aggressive on inlining cold calls.
19250 2008-03-03 Richard Guenther <rguenther@suse.de>
19252 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19253 struct copies into the expression table.
19254 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19255 (try_to_simplify): Likewise.
19256 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19257 integral and pointer arguments which do not change the
19258 precision to NOP_EXPRs.
19259 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19260 VIEW_CONVERT_EXPR case.
19262 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19264 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19265 defined in a loop at depth 0 is invariant.
19266 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19267 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19268 be called at loop depth 0.
19270 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19273 * gcc.c (process_command): Update copyright notice dates.
19274 * gcov.c (print_version): Likewise.
19275 * gcov-dump.c (print_version): Likewise.
19276 * mips-tfile.c (main): Likewise.
19277 * mips-tdump.c (main): Likewise.
19279 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19282 * c-common.c (flag_permissive): Delete.
19283 (constant_expression_warnings): Check flags first.
19284 (constant_expression_error): New.
19285 * c-common.h (flag_permissive): Delete.
19286 (constant_expression_error): Declare.
19287 * flags.h (flag_permissive): Declare. Update description.
19288 * diagnostic.c (pedwarn): Update.
19290 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19291 (permissive_error_kind): New.
19292 * toplev.c (flag_permissive): Define. Update description.
19293 * toplev.h (permissive_error_kind): Declare.
19294 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19295 (pedwarn_c90): Use pedantic_warning_kind.
19296 * c-opts.c (c_common_post_options): flag_permissive does not affect
19297 flag_pedantic_errors.
19299 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19301 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19302 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19303 __absvsi2, __absvDI2): Use unsigned arithmetic.
19305 2008-03-02 Andi Kleen <ak@suse.de>
19306 Richard Guenther <rguenther@suse.de>
19308 * struct-equiv.c: Remove file.
19309 * cfg_cleanup.c (condjump_equiv_p): Remove.
19310 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19311 (struct-equiv.o): Remove rule.
19312 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19313 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19314 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19316 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19318 * ifcvt.c (noce_process_if_block): Try to handle only the then
19319 block if the else block exists but isn't suitable.
19321 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19324 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19325 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19326 regression from previous patch.
19328 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19331 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19333 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19334 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19335 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19336 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19337 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19338 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19339 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19340 (__gthread_mutex_destroy_function): Rename to
19341 __gthread_mutex_destroy.
19342 * gthr-dce.h (__gthread_mutex_destroy): Call
19343 pthread_mutex_destroy.
19344 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19345 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19346 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19348 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19350 * df-scan.c (df_ref_chain_change_bb): Simplify.
19351 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19352 set_block_for_insn if there's any change.
19353 * df.h ((df_insn_change_bb): Fix prototype.
19354 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19355 df_insn_change_bb, don't call set_block_for_insn.
19356 * emit-rtl.c (reorder_insns): Likewise.
19357 * haifa-sched.c (move_insn): Likewise.
19359 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19361 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19363 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19365 * tree-flow-inline.h (next_readonly_imm_use): Return
19366 NULL_USE_OPERAND_P after the end.
19368 2008-03-01 Richard Guenther <rguenther@suse.de>
19370 PR tree-optimization/35411
19371 * tree-sra.c (sra_build_assignment): Split conversion to
19372 final type to a separate statement if we are not assigning
19375 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19377 * fold-const.c (fold_convertible_p): Correct the logic to follow
19378 that in fold_convert().
19380 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19383 * tree-inline.c (build_duplicate_type): When we make a
19384 duplicate type, make it unique in the canonical types system.
19386 2008-02-29 Tom Tromey <tromey@redhat.com>
19388 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19389 input_file_stack_history, input_file_stack_restored): Remove.
19390 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19391 * input.h (struct file_stack): Remove.
19392 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19393 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19395 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19397 (diagnostic_last_module_changed): Add 'map' argument.
19398 (diagnostic_set_last_function): Likewise.
19399 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19400 line map, not input_file_stack.
19401 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19403 2008-02-29 Paul Brook <paul@codesourcery.com>
19405 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19407 2008-02-29 Paul Brook <paul@codesourcery.com>
19409 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19411 2008-02-29 Richard Guenther <rguenther@suse.de>
19413 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19415 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19416 value for comparing for a store match.
19417 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19418 (try_to_simplify): Do not do a full-blown reference lookup.
19420 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19422 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19423 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19425 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19427 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19429 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19430 strides against cache sizes.
19432 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19434 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19437 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19439 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19440 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19441 is smaller than the original promoted value.
19442 (simplify_subreg): If OP is a SUBREG, try to preserve its
19443 SUBREG_PROMOTED_VAR_P information.
19445 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19447 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19448 (VN_INFO_GET): Allocate new objects on the obstack.
19449 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19450 for rpo_numbers_temp, for consistency.
19451 (free_scc_vn): Free the obstack.
19453 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19455 * doc/invoke.texi: Document -ftree-loop-distribution.
19456 * tree-loop-distribution.c: New.
19457 * tree-pass.h (pass_loop_distribution): New.
19458 * graphds.h (struct graph): Add htab_t indices.
19459 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19460 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19461 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19462 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19463 * tree-data-ref.c (debug_data_dependence_relations): New.
19464 (dump_data_dependence_relation): Also print data references.
19465 (free_data_ref): Extern.
19466 (same_access_functions): Moved...
19467 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19468 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19469 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19470 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19471 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19472 (stmts_from_loop): Skip LABEL_EXPR.
19473 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19475 (build_rdg): Initialize rdg->indices htab.
19476 (free_rdg, stores_from_loop, ref_base_address,
19477 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19478 have_similar_memory_accesses_1, ref_base_address_1,
19479 remove_similar_memory_refs): New.
19480 * tree-data-ref.h: Depend on tree-chrec.h.
19481 (debug_data_dependence_relations, free_data_ref): Declared.
19482 (same_access_functions): ... here.
19483 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19485 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19486 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19487 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19488 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19489 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19490 rdg_vertex_for_stmt): Declared.
19491 (struct rdg_edge): Add level.
19493 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19494 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19496 (rdg_has_similar_memory_accesses): New.
19497 * tree-vect-analyze.c: Remove unused static decls.
19498 * lambda.h (dependence_level): New.
19499 * common.opt (ftree-loop-distribution): New.
19500 * tree-flow.h (mark_virtual_ops_in_bb,
19501 slpeel_tree_duplicate_loop_to_edge_cfg,
19502 rename_variables_in_loop): Declared.
19503 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19504 (OBJS-common): Add tree-loop-distribution.o.
19505 (tree-loop-distribution.o): New rule.
19506 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19507 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19508 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19510 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19513 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19514 other than structures and unions.
19516 2008-02-28 Richard Guenther <rguenther@suse.de>
19519 2008-02-26 Richard Guenther <rguenther@suse.de>
19521 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19522 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19523 (lookup_decl_from_uid): Declare.
19524 (remove_decl_from_map): Likewise.
19525 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19526 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19527 (decl_for_uid_map): New global hashtable mapping DECL_UID
19529 (init_ttree): Allocate it.
19530 (insert_decl_to_uid_decl_map): New helper function.
19531 (make_node_stat): Insert new decls into the map.
19532 (copy_node_stat): Likewise.
19533 (lookup_decl_from_uid): New function.
19534 (remove_decl_from_map): Likewise.
19535 (print_decl_for_uid_map_statistics): New helper.
19536 (dump_tree_statistics): Call it.
19538 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19539 (referenced_var_iterator): Adjust.
19540 (FOR_EACH_REFERENCED_VAR): Adjust.
19541 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19542 (num_referenced_vars): Adjust.
19543 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19544 (first_referenced_var): Remove.
19545 (end_referenced_vars_p): Likewise.
19546 (next_referenced_var): Likewise.
19547 (referenced_var_iterator_set): New helper function.
19548 * tree-dfa.c (referenced_var_lookup): Adjust.
19549 (referenced_var_check_and_insert): Likewise.
19550 (remove_referenced_var): Likewise.
19551 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19552 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19553 (verify_call_clobbering): Likewise.
19554 (verify_memory_partitions): Likewise.
19555 (init_tree_ssa): Allocate bitmap instead of hashtable for
19557 (delete_tree_ssa): Adjust.
19558 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19559 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19560 (compute_tag_properties): Likewise.
19561 (set_initial_properties): Likewise.
19562 (find_partition_for): Likewise.
19563 (update_reference_counts): Likewise.
19564 (dump_may_aliases_for): Likewise.
19565 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19566 (add_call_clobber_ops): Likewise.
19567 (add_call_read_ops): Likewise.
19568 (get_asm_expr_operands): Likewise.
19569 * tree-into-ssa.c (dump_decl_set): Likewise.
19570 (update_ssa): Likewise.
19571 * tree-sra.c (scan_function): Likewise.
19572 (decide_instantiations): Likewise.
19573 (scalarize_parms): Likewise.
19574 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19575 (dsa_named_for): Likewise.
19576 * tree-ssa-structalias.c (update_alias_info): Likewise.
19577 (merge_smts_into): Likewise.
19579 2008-02-27 David Daney <ddaney@avtrex.com>
19582 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19583 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19584 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19585 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19586 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19588 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19591 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19592 (BUILT_IN_NEXTTOWARD): Remove.
19593 (BUILT_IN_NEXTTOWARDF): Ditto.
19594 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19595 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19597 2008-02-27 Tom Tromey <tromey@redhat.com>
19599 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19600 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19602 2008-02-27 Jan Beulich <jbeulich@novell.com>
19604 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19605 update the respective field on newdecl.
19607 2008-02-27 Revital Eres <eres@il.ibm.com>
19609 PR rtl-optimization/34999
19610 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19611 crossing edges that ends with a call insn.
19612 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19613 call insn and clear the EDGE_CROSSING flag of the crossing edge
19614 when fixing fallthru edges.
19616 2008-02-27 Richard Guenther <rguenther@suse.de>
19618 PR middle-end/35390
19619 * fold-const.c (fold_unary): Return the correct argument,
19620 converted to the result type.
19622 2008-02-27 Richard Guenther <rguenther@suse.de>
19624 PR middle-end/34971
19625 * expr.c (expand_expr_real_1): Assert on rotates that operate
19627 * fold-const.c (fold_binary): Use the types precision, not the
19628 bitsize of the mode if folding rotate expressions. Build rotates
19629 only for full modes.
19631 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19633 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19634 and CPP_PRAGMA_EOL.
19635 * c-pragma.c (pragma_ns_name): New typedef.
19636 (registered_pp_pragmas): New variable.
19637 (c_pp_lookup_pragma): New function.
19638 (c_register_pragma_1): If flag_preprocess_only, do nothing
19639 for non-expanded pragmas, for expanded ones push pragma's
19640 namespace and name into registered_pp_pragmas vector.
19641 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19642 flag_preprocess_only, don't register GCC pch_preprocess
19643 pragma if flag_preprocess_only.
19644 * c-opts.c (c_common_init): Call init_pragma even if
19645 flag_preprocess_only.
19646 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19647 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19648 cpp_register_pragma if flag_preprocess_only.
19650 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19653 * c-parser.c (c_parser_translation_unit): Warn for empty
19654 translation unit, not empty source file.
19656 2008-02-26 Paul Brook <paul@codesourcery.com>
19658 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19659 operand for Thumb-2.
19660 * config/arm/arm.h (reg_class): Add CORE_REGS.
19661 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19662 (BASE_REG_CLASS): Use CORE_REGS.
19663 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19664 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19665 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19666 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19667 ARM_REGNO_OK_FOR_INDEX_P.
19668 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19669 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19670 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19671 (ldm/stm peepholes): Ditto.
19672 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19673 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19674 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19675 * config/arm/constraints.md: Enable "k" constraint on ARM.
19677 2008-02-27 Ben Elliston <bje@au.ibm.com>
19679 * config/rs6000/rs6000.c: Annotate cache line size field in all
19680 instances of struct processor_costs.
19682 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19684 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19685 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19686 jump_bypass): New counters.
19687 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19688 * dce.c (gate_ud_dce): Same.
19689 (gate_fast_dce): Same.
19690 * dse.c (gate_dse1): New function.
19691 (gate_dse2): New function.
19692 (gate_dse): Merge results of new gate functions.
19693 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19694 (gate_handle_jump_bypass): Add dbg_cnt.
19695 (gate_handle_gcse): Add dbg_cnt.
19696 * ifcvt.c (gate_handle_if_conversion): Same.
19697 (gate_handle_if_after_combine): Same.
19698 (gate_handle_if_after_reload): Same.
19699 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19701 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19703 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19705 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19707 2008-02-26 Jason Merrill <jason@redhat.com>
19710 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19711 alone if it's the naming decl for the type's main variant.
19713 2008-02-26 Tom Tromey <tromey@redhat.com>
19715 * system.h (USE_MAPPED_LOCATION): Poison.
19716 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19717 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19718 (make_goto_expr_edges): Likewise.
19719 (remove_bb): Likewise.
19720 (execute_warn_function_return): Likewise.
19721 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19723 * c-common.c (fname_decl): Remove old location code.
19724 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19726 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19728 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19729 (gen_rtx_ASM_INPUT): Likewise.
19730 (gen_rtx_ASM_INPUT_loc): Likewise.
19731 (get_rtx_asm_OPERANDS): Remove.
19732 * cfglayout.c (insn_locators_alloc): Remove old location code.
19733 (set_curr_insn_source_location): Likewise.
19734 (curr_insn_locator): Likewise.
19735 * print-tree.c (print_node): Remove old location code.
19736 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19737 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19738 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19739 location_from_locus.
19740 (construct_exit_block): Remove old location code.
19741 * emit-rtl.c (force_next_line_note): Remove old location code.
19742 * profile.c (branch_prob): Remove old location code.
19743 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19744 LOC_LINE): Remove old-location variants.
19745 * langhooks.c (lhd_print_error_function): Remove old location
19747 * configure, config.in: Rebuilt.
19748 * configure.ac (--enable-mapped-location): Remove.
19749 * c-decl.c (c_init_decl_processing): Remove old location code.
19750 (finish_function): Likewise.
19751 * recog.c (decode_asm_operands): Remove old location code.
19752 * c-pch.c (c_common_read_pch): Remove old location code.
19753 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19755 * gimple-low.c (lower_function_body): Remove old location code.
19756 * toplev.c (unknown_location): Remove.
19757 (push_srcloc): Remove old-location variant.
19758 (process_options): Remove old location code.
19759 (lang_dependent_init): Likewise.
19760 * input.h (UNKNOWN_LOCATION): Move definition.
19761 (location_t): Undeprecate.
19762 (source_locus): Remove.
19763 (location_from_locus): Remove.
19764 (struct location_s): Remove.
19765 Remove all old-location code.
19766 (input_line, input_filename): Remove.
19767 * final.c (final_scan_insn): Remove old location code.
19768 * diagnostic.c (diagnostic_build_prefix): Remove
19769 USE_MAPPED_LOCATION test.
19770 * tree.h (gimple_stmt) <locus>: Now a location_t.
19771 (tree_exp) <locus>: Likewise.
19772 (DECL_IS_BUILTIN): Remove old-location variant.
19773 (annotate_with_file_line, annotate_with_locus): Likewise.
19774 (expr_locus, set_expr_locus): Update.
19775 * tree.c (build1_stat): Remove old location code.
19776 (last_annotated_node): Remove.
19777 (annotate_with_file_line): Remove old-location variant.
19778 (annotate_with_locus): Likewise.
19779 (expr_location): Remove old location code.
19780 (set_expr_location): Likewise.
19781 (expr_has_location): Likewise.
19782 (expr_locus): Likewise.
19783 (set_expr_locus): Likewise.
19784 (expr_filename): Don't use location_from_locus.
19785 (expr_lineno): Likewise.
19786 * rtl-error.c (location_for_asm): Remove old location code.
19787 * c-lex.c (cb_line_change): Remove old location code.
19788 (fe_file_change): Likewise.
19789 (cb_def_pragma): Likewise.
19790 (c_lex_with_flags): Likewise.
19791 * gengtype.c (do_typedef): Don't special-case location types.
19792 (define_location_structures): Remove.
19793 (main): Don't call define_location_structures.
19794 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19797 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19800 * builtins.def (BUILT_IN_STDARG_START): Remove.
19801 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19802 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19803 * tree-inline.c (inline_forbidden_p_1): Likewise.
19805 2008-02-26 Richard Guenther <rguenther@suse.de>
19807 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19808 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19809 (lookup_decl_from_uid): Declare.
19810 (remove_decl_from_map): Likewise.
19811 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19812 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19813 (decl_for_uid_map): New global hashtable mapping DECL_UID
19815 (init_ttree): Allocate it.
19816 (insert_decl_to_uid_decl_map): New helper function.
19817 (make_node_stat): Insert new decls into the map.
19818 (copy_node_stat): Likewise.
19819 (lookup_decl_from_uid): New function.
19820 (remove_decl_from_map): Likewise.
19821 (print_decl_for_uid_map_statistics): New helper.
19822 (dump_tree_statistics): Call it.
19824 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19825 (referenced_var_iterator): Adjust.
19826 (FOR_EACH_REFERENCED_VAR): Adjust.
19827 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19828 (num_referenced_vars): Adjust.
19829 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19830 (first_referenced_var): Remove.
19831 (end_referenced_vars_p): Likewise.
19832 (next_referenced_var): Likewise.
19833 (referenced_var_iterator_set): New helper function.
19834 * tree-dfa.c (referenced_var_lookup): Adjust.
19835 (referenced_var_check_and_insert): Likewise.
19836 (remove_referenced_var): Likewise.
19837 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19838 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19839 (verify_call_clobbering): Likewise.
19840 (verify_memory_partitions): Likewise.
19841 (init_tree_ssa): Allocate bitmap instead of hashtable for
19843 (delete_tree_ssa): Adjust.
19844 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19845 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19846 (compute_tag_properties): Likewise.
19847 (set_initial_properties): Likewise.
19848 (find_partition_for): Likewise.
19849 (update_reference_counts): Likewise.
19850 (dump_may_aliases_for): Likewise.
19851 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19852 (add_call_clobber_ops): Likewise.
19853 (add_call_read_ops): Likewise.
19854 (get_asm_expr_operands): Likewise.
19855 * tree-into-ssa.c (dump_decl_set): Likewise.
19856 (update_ssa): Likewise.
19857 * tree-sra.c (scan_function): Likewise.
19858 (decide_instantiations): Likewise.
19859 (scalarize_parms): Likewise.
19860 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19861 (dsa_named_for): Likewise.
19862 * tree-ssa-structalias.c (update_alias_info): Likewise.
19863 (merge_smts_into): Likewise.
19865 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19868 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19869 * c-opts.c (c_common_handle_option): Wall enables
19870 Wvolatile-register-var.
19871 * common.opt: Move Wvolatile-register-var to...
19874 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19876 * common.opt (Wlarger-than=): New.
19877 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19879 * opts.c (common_handle_option): Handle -Wlarger-than=.
19880 * optc-gen.awk: Likewise.
19881 * opth-gen.awk: Likewise.
19882 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19883 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19885 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19887 * c-common.c (match_case_to_enum_1): Add appropriate
19888 OPT_W* parameter to warning.
19889 (c_do_switch_warnings): Likewise.
19890 * c-typeck.c (warning_init): Add one more parameter following
19891 'warning' function.
19892 (push_init_level): Update call to warning_init.
19893 (pop_init_level): Likewise.
19894 (add_pending_init): Likewise.
19895 (output_init_element: Likewise.
19897 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19900 * toplev.c (toplev_main): If there are warnings or error, print
19901 errors for ignored options.
19902 * opts.c (ignored_options): New static variable.
19903 (postpone_unknown_option_error): New.
19904 (print_ignored_options): New.
19905 (handle_option): Postpone errors for unknown -Wno-* options.
19906 * opts.h (print_ignored_options): Declare.
19908 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19910 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19913 2008-02-25 Richard Guenther <rguenther@suse.de>
19916 2008-02-25 Richard Guenther <rguenther@suse.de>
19918 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19919 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19920 (lookup_decl_from_uid): Declare.
19921 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19922 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19923 (decl_for_uid_map): New global hashtable mapping DECL_UID
19925 (init_ttree): Allocate it.
19926 (insert_decl_to_uid_decl_map): New helper function.
19927 (make_node_stat): Insert new decls into the map.
19928 (copy_node_stat): Likewise.
19929 (lookup_decl_from_uid): New function.
19930 (print_decl_for_uid_map_statistics): New helper.
19931 (dump_tree_statistics): Call it.
19933 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19934 (referenced_var_iterator): Adjust.
19935 (FOR_EACH_REFERENCED_VAR): Adjust.
19936 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19937 (num_referenced_vars): Adjust.
19938 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19939 (first_referenced_var): Remove.
19940 (end_referenced_vars_p): Likewise.
19941 (next_referenced_var): Likewise.
19942 (referenced_var_iterator_set): New helper function.
19943 * tree-dfa.c (referenced_var_lookup): Adjust.
19944 (referenced_var_check_and_insert): Likewise.
19945 (remove_referenced_var): Likewise.
19946 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19947 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19948 (verify_call_clobbering): Likewise.
19949 (verify_memory_partitions): Likewise.
19950 (init_tree_ssa): Allocate bitmap instead of hashtable for
19952 (delete_tree_ssa): Adjust.
19953 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19954 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19955 (compute_tag_properties): Likewise.
19956 (set_initial_properties): Likewise.
19957 (find_partition_for): Likewise.
19958 (update_reference_counts): Likewise.
19959 (dump_may_aliases_for): Likewise.
19960 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19961 (add_call_clobber_ops): Likewise.
19962 (add_call_read_ops): Likewise.
19963 (get_asm_expr_operands): Likewise.
19964 * tree-into-ssa.c (dump_decl_set): Likewise.
19965 (update_ssa): Likewise.
19966 * tree-sra.c (scan_function): Likewise.
19967 (decide_instantiations): Likewise.
19968 (scalarize_parms): Likewise.
19969 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19970 (dsa_named_for): Likewise.
19971 * tree-ssa-structalias.c (update_alias_info): Likewise.
19972 (merge_smts_into): Likewise.
19974 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19977 * doc/invoke.texi (-fcx-limited-range): Document new option.
19978 * toplev.c (process_options): Handle -fcx-fortran-rules.
19979 * common.opt: Add documentation for -fcx-fortran-rules.
19981 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19984 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19985 actual behaviour and C99.
19987 2008-02-26 Ben Elliston <bje@au.ibm.com>
19989 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19990 (ASM_CPU_POWER6_SPEC): Likewise.
19991 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19992 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19993 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19995 2008-02-25 Richard Guenther <rguenther@suse.de>
19997 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19998 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19999 (lookup_decl_from_uid): Declare.
20000 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20001 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20002 (decl_for_uid_map): New global hashtable mapping DECL_UID
20004 (init_ttree): Allocate it.
20005 (insert_decl_to_uid_decl_map): New helper function.
20006 (make_node_stat): Insert new decls into the map.
20007 (copy_node_stat): Likewise.
20008 (lookup_decl_from_uid): New function.
20009 (print_decl_for_uid_map_statistics): New helper.
20010 (dump_tree_statistics): Call it.
20012 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20013 (referenced_var_iterator): Adjust.
20014 (FOR_EACH_REFERENCED_VAR): Adjust.
20015 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20016 (num_referenced_vars): Adjust.
20017 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20018 (first_referenced_var): Remove.
20019 (end_referenced_vars_p): Likewise.
20020 (next_referenced_var): Likewise.
20021 (referenced_var_iterator_set): New helper function.
20022 * tree-dfa.c (referenced_var_lookup): Adjust.
20023 (referenced_var_check_and_insert): Likewise.
20024 (remove_referenced_var): Likewise.
20025 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20026 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20027 (verify_call_clobbering): Likewise.
20028 (verify_memory_partitions): Likewise.
20029 (init_tree_ssa): Allocate bitmap instead of hashtable for
20031 (delete_tree_ssa): Adjust.
20032 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20033 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20034 (compute_tag_properties): Likewise.
20035 (set_initial_properties): Likewise.
20036 (find_partition_for): Likewise.
20037 (update_reference_counts): Likewise.
20038 (dump_may_aliases_for): Likewise.
20039 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20040 (add_call_clobber_ops): Likewise.
20041 (add_call_read_ops): Likewise.
20042 (get_asm_expr_operands): Likewise.
20043 * tree-into-ssa.c (dump_decl_set): Likewise.
20044 (update_ssa): Likewise.
20045 * tree-sra.c (scan_function): Likewise.
20046 (decide_instantiations): Likewise.
20047 (scalarize_parms): Likewise.
20048 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20049 (dsa_named_for): Likewise.
20050 * tree-ssa-structalias.c (update_alias_info): Likewise.
20051 (merge_smts_into): Likewise.
20053 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20056 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20057 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20058 * alias.h (nonoverlapping_memrefs_p): Likewise.
20060 2008-02-25 Jan Beulich <jbeulich@novell.com>
20062 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20063 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20064 __emultls_get_address, __emultls_register_common,
20065 __floatundi?f, and _Unwind_GetIPInfo.
20066 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20067 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20068 (gen_regparm_prefix): Likewise.
20069 (i386_nlm_encode_section_info): Sync with
20070 config/i386/winnt.c:i386_pe_encode_section_info().
20071 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20072 i386_nlm_mangle_decl_assembler_name): New.
20073 (netware_override_options): New.
20074 * config/i386/netware.h (netware_override_options): Declare.
20075 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20076 (i386_nlm_mangle_decl_assembler_name): Declare.
20077 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20079 2008-02-25 Ben Elliston <bje@au.ibm.com>
20082 * c-decl.c (grokdeclarator): Remove unused local variables
20083 `typedef_type' and `type_as_written'.
20085 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20086 unused local variable `has_hot_blocks'.
20087 (fix_crossing_conditional_branches): Remove unused local variable
20090 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20092 PR middle-end/19984
20093 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20094 using DEF_C99_BUILTIN.
20095 (BUILT_IN_NANF): Ditto.
20096 (BUILT_IN_NANL): Ditto.
20098 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20099 Revital Eres <eres@il.ibm.com>
20101 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20102 regarding the order of two dependent insns in the same row.
20104 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20106 * stor-layout.c (layout_decl): Do not bump the alignment of a
20107 bit-field to more than byte alignment if it is packed.
20109 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20111 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20114 2008-02-24 Diego Novillo <dnovillo@google.com>
20116 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20119 * tree-vrp.c (vrp_evaluate_conditional): With
20120 -Wtype-limits, emit a warning when comparing against a
20121 constant outside the natural range of OP0's type.
20122 * c.opt (Wtype-limits): Move ...
20123 * common.opt (Wtype-limits): ... here.
20125 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20127 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20128 * config/rs6000/e300c2c3.md: New file.
20129 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20131 (rs6000_override_options): Add e300c2 and e300c3 cases to
20132 processor_target_table. Do not allow usage of Altivec or Spe
20133 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20134 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20135 * config/rs6000/rs6000.h (processor_type): Add
20136 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20137 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20138 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20139 and ppce300c3. Include e300c2c3.md.
20141 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20143 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20144 instead of TARGET_STRICT_ALIGN.
20146 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20148 * explow.c (memory_address): Assert that the generated address is
20151 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20154 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20155 * config/darwin-ppc-ldouble-patch.def: New file.
20156 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20157 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20158 SUBTARGET_INIT_BUILTINS if defined.
20159 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20162 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20165 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20166 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20168 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20171 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20172 file" warning condtional on -Winvalid-PCH.
20174 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20176 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20178 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20182 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20183 prevent reload from using MMX registers.
20184 (*mov<mode>_internal): Ditto.
20185 (*movv2sf_internal_rex64): Ditto.
20186 (*movv2sf_internal): Ditto.
20188 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20190 PR documentation/31569
20191 * doc/install.texi2html: Use makeinfo --no-number-sections.
20193 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20195 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20196 ensure that we can address an entire entity > 8 bytes. Don't
20197 generate reg+reg addressing for such data.
20199 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20201 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20202 strings when optimizing for size, unless the target cares about
20205 2008-02-22 Tom Tromey <tromey@redhat.com>
20207 * regclass.c (current_pass): Remove declaration.
20209 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20211 * config/avr/libgcc.S (__RAMPZ__): Define.
20212 (__do_copy_data): Add for devices with 128KB code memory.
20214 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20216 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20218 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20220 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20222 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20225 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20228 * c-typeck.c (build_binary_op): Warn about floating point
20229 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20231 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20234 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20235 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20237 (rs6000_override_options): Set altivec_abi as default, not override,
20238 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20239 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20240 is used; use new member spe_abi.
20241 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20242 spe_abi and altivec_abi.
20244 2008-02-22 Tomas Bily <tbily@suse.cz>
20246 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20248 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20251 * config.build (build_file_translate): Set to `CMD //c' only if
20253 * Makefile.in (build_file_translate): Improve comment.
20255 2008-02-21 Jan Hubicka <jh@suse.cz>
20257 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20258 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20259 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20261 2008-02-21 Michael Matz <matz@suse.de>
20264 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20266 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20268 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20269 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20270 as insn constraint.
20271 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20272 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20273 SSE_VEC_FLOAT_MODE_P as insn constraint.
20274 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20275 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20276 sse4a_movntdf using MODEF mode iterator.
20277 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20278 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20279 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20280 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20281 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20282 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20283 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20285 2008-02-21 Richard Guenther <rguenther@suse.de>
20287 * tree.def (PAREN_EXPR): New tree code.
20288 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20290 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20291 * expr.c (expand_expr_real_1): Likewise.
20292 * tree-inline.c (estimate_num_insns_1): Likewise.
20293 * tree-complex.c (expand_complex_move): Likewise.
20294 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20297 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20300 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20302 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20305 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20307 * config/sh/sh.c (find_barrier): Don't go past
20308 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20310 2008-02-20 DJ Delorie <dj@redhat.com>
20312 * config/h8300/h8300.md (insv): Force source operand to be a register.
20314 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20315 as a jump, not as a plain insn.
20317 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20319 * doc/invoke.texi (Warning Options): Add new option
20320 -Wframe-larger-than=.
20321 (-Wframe-larger-than): Document.
20323 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20324 Add declarations for new option variables.
20326 * final.c (final_start_function): Check the frame size
20327 before emission and issue a Wframe-larger-than warning.
20329 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20330 Add definitions for new option variables.
20331 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20333 * common.opt (Wframe-larger-than=): New option.
20335 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20337 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20338 (<sse>_div<mode>3): Ditto.
20339 (<sse>_vmdiv<mode>3): Ditto.
20340 (<sse>_vmsqrt<mode>2): Ditto.
20341 (*smax<mode>3): Ditto.
20342 (sse5_frcz<mode>2): Ditto.
20343 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20344 as insn constraint.
20346 2008-02-20 Richard Guenther <rguenther@suse.de>
20348 PR middle-end/35265
20349 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20350 be happy with INTEGRAL_TYPE_P.
20352 2008-02-20 Richard Guenther <rguenther@suse.de>
20354 * fold-const.c (split_tree): Associate floatig-point expressions
20355 if flag_associative_math is set.
20357 2008-02-20 Richard Guenther <rguenther@suse.de>
20359 * tree.h (fold_real_zero_addition_p): Declare.
20360 * fold-const.c (fold_real_zero_addition_p): Export.
20361 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20362 floating-point operations with zero and one.
20364 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20366 * doc/install.texi: Correct references to CFLAGS, replacing them
20367 with BOOT_CFLAGS. Document flags used during bootstrap for
20370 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20372 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20373 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20374 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20376 (smin<mode>3): Ditto from similar patterns.
20377 (smax<mode>3): Ditto.
20378 (*ieee_smin<mode>3): Ditto.
20379 (*ieee_smax<mode>3): Ditto.
20380 * config/i386/sse.md (sse): New mode attribute.
20381 (mov<mode>): Macroize expander from movv4sf and movv2df using
20382 SSEMODEF2P mode iterator.
20383 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20384 SSE_VEC_FLOAT_MODE_P as insn constraint.
20385 (storent<mode>): Ditto.
20386 (storent<mode>): Macroize expander from storentsf and storentdf using
20387 MODEF mode iterator.
20388 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20389 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20390 (abs<mode>2): Ditto from similar patterns.
20391 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20392 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20393 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20394 (<sse>_vmsqrt<mode>2): Ditto.
20395 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20396 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20397 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20398 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20399 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20400 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20401 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20403 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20404 iterator and SSE_FLOAT_MODE_P as insn constraint.
20405 (<sse>_ucomi): Ditto from similar patterns.
20406 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20407 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20408 SSE_VEC_FLOAT_MODE_P as insn constraint.
20409 (vcond<mode>): Ditto from similar patterns.
20410 (and<mode>3, *and<mode>3): Ditto.
20411 (<sse>_nand<mode>3): Ditto.
20412 (ior<mode>3, *ior<mode>3): Ditto.
20413 (xor<mode>3, *xor<mode>3): Ditto.
20414 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20415 iterator and SSE_FLOAT_MODE_P as insn constraint.
20416 (*nand<mode>3): Ditto from similar patterns.
20417 (*ior<mode>3): Ditto.
20418 (*xor<mode>3): Ditto.
20420 2008-02-20 Ira Rosen <irar@il.ibm.com>
20422 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20423 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20424 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20426 2008-02-19 Jan Hubicka <jh@suse.cz>
20428 * predict.c (tree_bb_level_predictions): Remove variable next
20429 mistakely introduced by previous commit.
20431 2008-02-19 Jan Hubicka <jh@suse.cz>
20433 * predict.c (predict_paths_leading_to): Rewrite.
20434 (predict_paths_for_bb): New.
20435 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20437 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20440 * Makefile.in (build_file_translate): New.
20441 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20442 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20443 * configure.ac (build_file_translate): Substitute it.
20444 * configure: Regenerate.
20446 2008-02-19 Jan Hubicka <jh@suse.cz>
20448 PR rtl-optimization/34408
20449 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20452 2008-02-19 Jan Hubicka <jh@suse.cz>
20454 PR middle-end/28779
20455 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20458 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20461 * config/i386/i386-modes.def: Revert the last DI alignment
20462 change until Ada people can look into it.
20464 2008-02-19 Nick Clifton <nickc@redhat.com>
20466 * opts.c (print_specific_help): Fix typo in --help text.
20468 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20471 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20472 32-bit inline asm without asm alternatives for host GCC < 3.0.
20474 2008-02-19 Richard Guenther <rguenther@suse.de>
20476 PR tree-optimization/34989
20477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20478 Allow propagation to INDIRECT_REF if we can simplify only.
20480 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20482 * c-common.c (warn_for_collisions_1): Use appropriate option when
20485 2008-02-19 Nick Clifton <nickc@redhat.com>
20488 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20489 (handle_options): Fix indentation.
20490 (print_filtered_help): If no language-specific options were
20491 displayed tell the user how to list all the options supported by
20492 the language's front-end.
20493 (print_specific_help): Fix indentation and remove duplicate line.
20494 (common_handle_option): Handle the -v option.
20495 For --help enable the display of undocumented options if the -v
20496 switch has been included on the command line.
20497 For --help= check for overlaps in the arguments between the option
20498 classes and the language names and issue a warning when they
20499 cannot be disambiguated.
20500 * c.opt (v): Pass on to the common option handler.
20502 2008-02-19 Revital Eres <eres@il.ibm.com>
20504 * modulo-sched.c (sms_schedule): Change dump message when
20505 create_ddg function fails.
20506 (try_scheduling_node_in_cycle): Rename row to cycle.
20507 (print_partial_schedule): Rename CYCLE to ROW.
20509 2008-02-19 Christian Bruel <christian.bruel@st.com>
20510 Zdenek Dvorak <ook@ucw.cz>
20512 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20514 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20517 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20518 (*x86_movdicc_0_m1_se): Ditto.
20520 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20522 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20523 (CMPtype): Define as __gcc_CMPtype.
20524 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20525 (CMPtype): Define as __gcc_CMPtype.
20527 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20529 Support valgrind 3.3 for --enable-checking=valgrind.
20530 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20532 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20533 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20534 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20535 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20536 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20537 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20538 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20540 * ggc-zone.c: Similar.
20541 * ggc-page.c: Similar.
20543 2008-02-19 Paul Brook <paul@codesourcery.com>
20546 * config/arm/ieee754-df.S: Fix do_it typo.
20547 * config/arm/ieee754-sf.S: Fix do_it typo.
20549 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20552 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20553 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20554 (OPTION_MASK_ISA_SSE_SET): Likewise.
20555 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20556 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20557 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20558 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20559 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20560 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20561 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20562 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20563 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20564 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20565 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20566 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20567 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20568 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20569 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20570 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20571 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20572 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20573 (OPTION_MASK_ISA_SSE4): Removed.
20574 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20575 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20576 (override_options): Don't turn on implied SSE/MMX bits in
20579 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20581 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20584 2008-02-18 Joey Ye <joey.ye@intel.com>
20586 PR middle-end/34921
20587 * tree-nested.c (insert_field_into_struct): Set type alignment
20588 to field alignment if the former is less than the latter.
20590 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20592 * BASE-VER: Set to 4.4.0.
20594 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20596 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20597 * doc/cfg.texi: Likewise.
20598 * doc/extend.texi: Likewise.
20599 * doc/gty.texi: Likewise.
20600 * doc/invoke.texi: Likewise.
20601 * doc/loop.texi: Likewise.
20602 * doc/md.texi: Likewise.
20603 * doc/passes.texi: Likewise.
20604 * doc/rtl.texi: Likewise.
20605 * doc/sourcebuild.texi: Likewise.
20606 * doc/tm.texi: Likewise.
20607 * doc/tree-ssa.texi: Likewise.
20609 2008-02-17 Richard Guenther <rguenther@suse.de>
20611 PR middle-end/35227
20612 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20613 without default definition.
20615 2008-02-17 Richard Guenther <rguenther@suse.de>
20617 PR tree-optimization/35231
20618 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20621 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20624 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20625 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20626 libgcc_cmp_return mode.
20628 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20631 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20633 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20635 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20638 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20640 * doc/c-tree.texi: Use `@.' where appropriate.
20641 * doc/extend.texi: Likewise.
20642 * doc/install.texi: Likewise.
20643 * doc/invoke.texi: Likewise.
20644 * doc/loop.texi: Likewise.
20645 * doc/makefile.texi: Likewise.
20646 * doc/md.texi: Likewise.
20647 * doc/passes.texi: Likewise.
20648 * doc/standards.texi: Likewise.
20649 * doc/tm.texi: Likewise.
20651 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20653 PR middle-end/35196
20654 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20656 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20657 rather than in entry_bb.
20659 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20661 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20662 libgcc_cmp_return mode.
20664 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20666 PR middle-end/35130
20667 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20668 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20670 2008-02-15 Richard Guenther <rguenther@suse.de>
20671 Zdenek Dvorak <ook@ucw.cz>
20673 PR tree-optimization/35164
20674 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20675 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20676 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20677 Only propagate addresses which do not have abnormal SSA_NAMEs
20680 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20683 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20685 2008-02-15 Jan Hubicka <jh@suse.cz>
20687 PR middle-end/35149
20688 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20690 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20692 PR middle-end/34621
20693 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20694 when calculating alignment_pad.
20696 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20698 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20699 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20700 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20701 and STACK_BOUNDARY define.
20703 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20705 PR preprocessor/35061
20706 * c-pragma.c (handle_pragma_pop_macro): Check that
20707 pushed_macro_table has been allocated.
20709 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20711 PR middle-end/35136
20712 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20713 (force_gimple_operand): Likewise.
20714 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20715 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20716 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20717 (find_interesting_uses_address): Check addressability and alignment
20718 of the base expression only after substituting bases of IVs into it.
20720 2008-02-14 Michael Matz <matz@suse.de>
20723 * function.c (instantiate_virtual_regs_in_insn): Reload address
20724 before falling back to reloading the whole operand.
20726 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20728 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20729 before the first section switch note.
20731 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20733 * doc/bugreport.texi: Update copyright years.
20734 * doc/c-tree.texi: Likewise.
20735 * doc/cfg.texi: Likewise.
20736 * doc/cpp.texi: Likewise.
20737 * doc/cppinternals.texi: Likewise.
20738 * doc/fragments.texi: Likewise.
20739 * doc/frontends.texi: Likewise.
20740 * doc/gcc.texi: Likewise.
20741 * doc/gty.texi: Likewise.
20742 * doc/hostconfig.texi: Likewise.
20743 * doc/implement-c.texi: Likewise.
20744 * doc/libgcc.texi: Likewise.
20745 * doc/loop.texi: Likewise.
20746 * doc/makefile.texi: Likewise.
20747 * doc/options.texi: Likewise.
20748 * doc/passes.texi: Likewise.
20749 * doc/rtl.texi: Likewise.
20750 * doc/sourcebuild.texi: Likewise.
20751 * doc/standards.texi: Likewise.
20752 * doc/tree-ssa.texi: Likewise.
20753 * doc/trouble.texi: Likewise.
20755 * doc/extend.texi: Use @: or add comma where appropriate.
20756 * doc/invoke.texi: Likewise.
20757 * doc/tm.texi: Likewise.
20759 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20762 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20765 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20767 * doc/md.texi (clz, ctz): Add reference.
20768 * doc/rtl.texi (clz, ctz): Likewise.
20770 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20773 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20776 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20778 * config/s390/s390.c (struct constant_pool): New field
20779 emit_pool_after added.
20780 (s390_mainpool_start): Set the emit_pool_after flag according
20781 to the section switch notes.
20782 (s390_mainpool_finish): Consider emit_pool_after when emitting
20783 the literal pool at the end of the function.
20784 (s390_chunkify_start): Force literal pool splits at section
20787 2008-02-13 Michael Matz <matz@suse.de>
20790 * var-tracking.c (clobber_variable_part): Correctly traverse the
20793 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20796 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20797 Add -fdump-ipa-inline.
20798 * tree-dump.c (dump_files): Remove tree-inlined dump.
20799 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20801 2008-02-12 Richard Guenther <rguenther@suse.de>
20803 PR tree-optimization/35171
20804 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20807 2008-02-12 Richard Guenther <rguenther@suse.de>
20809 PR middle-end/35163
20810 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20811 value-preserving mode. Disallow final truncation.
20813 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20815 PR middle-end/35136
20816 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20817 code from here to...
20818 (force_gimple_operand): ...here.
20820 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20823 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20824 non-compatible pointers.
20825 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20826 different FIELD_DECLs, try harder by comparing field offsets, sizes
20829 PR inline-asm/35160
20830 * function.c (match_asm_constraints_1): Don't replace the same input
20833 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20835 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20836 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20837 (expand_epilogue): Restore RAMPZ register.
20838 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20840 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20842 * config/i386/cygwin.asm: (__alloca): Correct calling
20843 convention and alignment.
20844 (__chkstk): Force 8 byte stack alignment.
20846 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20847 Richard Guenther <rguenther@suse.de>
20849 PR tree-optimization/33992
20850 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20851 the zero we compare against.
20853 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20855 PR libfortran/35063
20856 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20857 to CloseHandle after unlocking to prevent accumulation of handle
20860 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20862 PR middle_end/34150
20863 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20864 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20865 and update LABEL_NUSES during and after reload.
20867 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20869 PR middle-end/34627
20870 * combine.c (simplify_if_then_else): Make sure the comparison is
20871 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20873 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20876 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20877 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20878 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20879 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20880 * tree.h (get_type_static_bounds): Likewise.
20882 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20884 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20885 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20886 Make -Wfoo language annotations match what the compiler outputs.
20888 2008-02-08 Sa Liu <saliu@de.ibm.com>
20890 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20891 intrinsics spu_convts, spu_convtu, spu_convtf.
20893 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20895 * doc/extend.texi (Function Attributes) <noinline>: Mention
20896 asm ("") as method to keep calls.
20898 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20901 * doc/options.texi (Options): Replace references to opts.sh with
20903 * opts-common.c: Likewise.
20904 * optc-gen.awk: Likewise.
20906 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20908 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20910 2008-02-07 Richard Henderson <rth@redhat.com>
20913 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20914 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20917 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20919 PR tree-optimization/35085
20920 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20921 for operand entry oe2 in addition to operand entry oe3 in order to
20922 expose more opportunities for vectorizer sum reduction.
20924 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20927 * Makefile.in (LIBS): Remove $(GMPLIBS).
20928 (cc1-dummy, cc1): Add $(GMPLIBS).
20930 2008-02-06 Jan Hubicka <jh@suse.cz>
20933 * i386.md (moddf_integer): Do not produce partial memory stalls for
20934 targets where it hurts.
20936 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20939 * optabs.c (expand_float): Do not check for decimal modes when
20940 expanding unsigned integer through signed conversion.
20942 2008-02-06 Nick Clifton <nickc@redhat.com>
20944 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20945 inside the clobber with a match_operand and duplicated operand
20946 number in the constraint.
20947 (ineqbranchsi): Delete redundant comment.
20949 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20951 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20952 builtin_define ("__USE_INIT_FINI__").
20953 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20955 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20957 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20959 PR documentation/30330
20960 * doc/invoke.texi (C++ Dialect Options)
20961 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20962 For each warning option -Wfoo that allows -Wno-foo, ensure both
20963 -Wfoo and -Wno-foo are listed in the option index. Fix index
20964 entry of -Wswitch-default, index -Wnormalized= including the
20965 `=', and -Wlarger-than-@var{len} including @var{len}.
20967 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20969 * config/i386/i386.md (floatunssisf2): Use
20970 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20971 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20972 Macroize expander using MODEF mode iterator.
20974 2008-02-05 Diego Novillo <dnovillo@google.com>
20976 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20979 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20981 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20984 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20986 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20989 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20990 to indicate if a message should be generated.
20991 (init_cumulative_args): Updated.
20992 (function_value_32): Likewise.
20994 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20996 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20998 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21001 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21002 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21004 2008-02-04 Diego Novillo <dnovillo@google.com>
21006 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21009 * tree-vrp.c (vrp_evaluate_conditional): With
21010 -Wtype-limits, emit a warning when comparing against a
21011 constant outside the natural range of OP0's type.
21013 2008-02-04 Richard Guenther <rguenther@suse.de>
21015 PR middle-end/33631
21016 * expr.c (count_type_elements): Give for unions instead of
21019 2008-02-04 Richard Guenther <rguenther@suse.de>
21021 PR middle-end/35043
21022 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21023 to TYPE_DOMAINs base type instead of using bitsizetype here.
21025 2008-02-03 Jason Merrill <jason@redhat.com>
21027 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21029 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21032 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21033 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21034 (RS/6000 and PowerPC Options): Fix typos and markup.
21035 * doc/passes.texi (Tree-SSA passes): Likewise.
21037 2008-02-02 Michael Matz <matz@suse.de>
21040 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21041 from record_last_reg_set_info.
21042 (record_last_reg_set_info): Take an RTX argument, iterate over all
21043 constituent hardregs.
21044 (record_last_set_info, record_opr_changes): Change calls to
21045 new signature or to record_last_reg_set_info_regno.
21047 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21049 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21051 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21053 PR rtl-optimization/34773
21054 * reg-notes.def (EQUAL): Mention significance of combination of
21055 REG_EQUAL and REG_RETVAL.
21056 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21057 insn that has a REG_RETVAL.
21059 2008-02-01 Roger Sayle <roger@eyesopen.com>
21062 * configure.ac (--enable-fixed-point): Disable unless explicitly
21064 * configure: Regenerate.
21066 2008-02-01 Richard Guenther <rguenther@suse.de>
21069 * invoke.texi (-finline-limit): Remove no longer true parts
21070 of the documentation. Note that there is no default value.
21072 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21073 Mark Mitchell <mark@codesourcery.com>
21074 Ben Elliston <bje@au.ibm.com>
21077 * doc/extend.texi (Other Builtins): Document.
21079 2008-01-31 Tom Browder <tom.browder@gmail.com>
21081 * doc/c-tree.texi (Types): Fix grammar.
21082 (Expression trees): Ditto.
21083 * doc/passes.texi (Tree-SSA passes): Ditto.
21085 * doc/configterms.texi (Configure Terms): Fix typo.
21086 * doc/cpp.texi (Common Predefined Macros): Ditto.
21087 * doc/md.texi (Machine Constraints): Ditto.
21089 * doc/makefile.texi (Makefile): Add comma.
21091 2008-01-31 Tom Browder <tom.browder@gmail.com>
21092 Gerald Pfeifer <gerald@pfeifer.com>
21094 * doc/sourcebuild.texi (Front End): Remove references to CVS
21095 and CVSROOT/modules.
21096 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21097 (Back End): Remove reference to CVS.
21099 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21102 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21104 (mips16_gp_pseudo_reg): ...here.
21105 * config/mips/mips.md (load_const_gp): Replace with...
21106 (load_const_gp_<mode>): ...this :P-based insn.
21108 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21110 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21111 options. Minor fixes.
21112 (-std): Move reference to standards closer to where language
21113 standards are first mentioned.
21115 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21117 PR rtl-optimization/34995
21118 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21119 parameter and return a bool. If the rtx parameter is nonnull,
21120 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21121 (find_reloads): Update call accordingly. Pass the new operand
21122 if it needed no address reloads, otherwise pass null.
21124 2008-01-30 Richard Henderson <rth@redhat.com>
21127 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21128 for unbounded arrays.
21130 2008-01-30 Silvius Rus <rus@google.com>
21132 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21134 2008-01-30 Jan Hubicka <jh@suse.cz>
21137 * i386.c (init_cumulative_args): Use real function declaration when
21140 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21142 PR rtl-optimization/34998
21143 * global.c (build_insn_chain): Treat non-subreg_lowpart
21144 SUBREGs of pseudos as clobbering all the words covered by the
21145 SUBREG, not just all the bytes.
21146 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21147 original df_ref rather than an extract parameter.
21148 (global_conflicts): Update call accordingly.
21150 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21152 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21153 the overflow check to make it easier to read.
21154 (__fixtfdi): Change the type of the ll member in union
21155 long_double to UDItype_x.
21157 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21159 PR middle-end/34969
21160 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21161 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21162 * tree-inline.c (fold_marked_statements): Call
21163 cgraph_update_edges_for_call_stmt if folding a call statement.
21164 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21165 debug_generic_stmt calls, reset it back afterwards.
21168 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21170 * c-typeck.c (build_external_ref): Don't pedwarn about
21171 static vars in current function's scope.
21173 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21175 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21177 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21180 * ipa-struct-reorg.c: Fix spelling.
21181 * params.def: Ditto.
21183 2008-01-29 Richard Guenther <rguenther@suse.de>
21185 PR middle-end/35006
21186 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21188 * tree-inline.c (remap_type): Increment remapping_type_depth
21189 around remapping types.
21190 (copy_body_r): Only add referenced variables if they are referenced
21191 from code, not types.
21193 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21204 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21205 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21207 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21210 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21211 pointer for tiny stack.
21213 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21215 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21217 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21219 * config/vx-common.h: Fix typo in comment.
21221 2008-01-28 Ian Lance Taylor <iant@google.com>
21225 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21226 coalesce pointers if they have different DECL_NO_TBAA_P values.
21227 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21228 between variables with different DECL_NO_TBAA_P values.
21230 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21233 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21234 are not legitimate small data references on SPE targets.
21236 2008-01-28 David Daney <ddaney@avtrex.com>
21238 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21240 2008-01-28 David Daney <ddaney@avtrex.com>
21242 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21244 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21246 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21247 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21248 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21249 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21250 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21251 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21252 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21253 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21255 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21257 * basic-block.h (condjump_equiv_p): Fix comment.
21259 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21261 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21262 print_generic_stmt_indented): Fix comment.
21264 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21266 * configure.ac (__stack_chk_fail): Add detecion for availability
21267 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21268 * configure: Regenerate.
21270 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21272 PR middle-end/34688
21273 * final.c (output_addr_const): Handle TRUNCATE.
21275 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21278 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21279 (zero_cost, infinite_cost): New constants.
21280 (struct cost_pair): Change type of cost to comp_cost.
21281 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21282 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21284 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21285 split_address_cost, ptr_difference_cost, difference_cost,
21286 get_computation_cost_at, get_computation_cost,
21287 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21288 determine_use_iv_cost_condition, determine_use_iv_costs,
21289 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21290 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21291 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21292 Change type of cost to comp_cost.
21293 (determine_iv_cost): Increase cost of non-original ivs, instead
21294 of decreasing the cost of original ones.
21295 (get_address_cost): Indicate the complexity of the addressing mode
21297 (try_add_cand_for): Prefer using ivs not specific to some object.
21298 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21300 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21301 Janis Johnson <janis187@us.ibm.com>
21304 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21305 (TARGET_INSTANTIATE_DECLS): Likewise.
21306 * target.h (expand_to_rtl_hook): New target hook.
21307 (instantiate_decls): Likewise.
21308 * function.c (instantiate_decl): Make non-static. Rename to...
21309 (instantiate_decl_rtl): ... this.
21310 (instantiate_expr): Use instantiate_decl_rtl.
21311 (instantiate_decls_1): Likewise.
21312 (instantiate_decls): Likewise.
21313 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21314 * function.h (instantiate_decl_rtl): Add prototype.
21315 * cfgexpand.c (target.h): New include.
21316 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21317 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21318 (TARGET_INSTANTIATE_DECLS): Likewise.
21319 (TARGET_INITIALIZER): New target hooks added.
21320 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21322 * config/rs6000/rs6000.c (tree-flow.h): New include.
21323 (machine_function): Add sdmode_stack_slot field.
21324 (rs6000_alloc_sdmode_stack_slot): New function.
21325 (rs6000_instantiate_decls): Likewise.
21326 (rs6000_secondary_memory_needed_rtx): Likewise.
21327 (rs6000_check_sdmode): Likewise.
21328 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21329 (TARGET_INSTANTIATE_DECLS): Likewise.
21330 (rs6000_hard_regno_mode_ok): Allow SDmode.
21331 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21332 (rs6000_emit_move): Handle SDmode.
21333 (function_arg_advance): Likewise.
21334 (function_arg): Likewise.
21335 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21336 SDmode var args for 32-bit compiles.
21337 (rs6000_secondary_reload_class): Handle SDmode.
21338 (rs6000_output_function_epilogue): Likewise.
21339 (rs6000_function_value): Simplify if statement.
21340 (rs6000_libcall_value): Likewise.
21341 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21342 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21343 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21344 (movsd_hardfloat): New define_insn.
21345 (movsd_softfloat): Likewise.
21346 (movsd_store): Likewise.
21347 (movsd_load): Likewise.
21348 (extendsddd2): Likewise.
21349 (extendsdtd2): Likewise.
21350 (truncddsd2): Likewise.
21351 (movdd_hardfloat64): Fixup comment.
21352 (UNSPEC_MOVSD_LOAD): New constant.
21353 (UNSPEC_MOVSD_STORE): Likewise.
21355 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21358 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21360 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21361 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21362 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21363 and TRUTH_XOR_EXPR.
21365 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21368 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21369 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21370 __LONGDOUBLE128 too.
21371 * config/rs6000/aix61.h: New file.
21373 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21375 PR rtl-optimization/34959
21376 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21377 popcount and parity rtxes the same mode as their operand.
21378 Truncate or extend the result to the return value's mode
21381 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21384 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21385 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21386 to GOT_VERSION_REGNUM.
21387 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21388 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21389 * config/mips/mips.c (mips_emit_call_insn): New function.
21390 (mips_call_tls_get_addr): Call mips_expand_call directly.
21391 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21393 (mips16_build_call_stub): Likewise. Return the call insn or null.
21394 (mips_expand_call): Update the call to mips16_build_call_stub
21395 accordingly and a remove redundant condition. Assert that MIPS16
21396 stubs do not use lazy binding. Use mips_emit_call_insn and return
21398 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21400 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21401 (mips_avoid_hazard): Remove hazard_set handling.
21402 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21403 (UNSPEC_RESTORE_GP): ...this.
21404 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21405 (FAKE_CALL_REGNO): Rename to...
21406 (GOT_VERSION_REGNUM): ...this.
21407 (type): Add "ghost" value. Add an associated insn reservation.
21408 (hazard_set): Remove.
21409 (exception_receiver): Rename to...
21410 (restore_gp): ...this and update the unspec identifier accordingly.
21411 (exception_receiver, nonlocal_got_receiver): New expanders.
21412 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21413 FAKE_CALL_REGNO. Remove hazard_set attribute.
21414 (set_got_version, update_got_version): New patterns.
21416 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21419 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21421 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21424 * doc/install.texi2html: Generate gcc-vers.texi.
21426 2008-01-25 DJ Delorie <dj@redhat.com>
21428 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21430 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21432 * config/c4x: Remove directory.
21433 * config.gcc (crx-*, mt-*): Mark obsolete.
21434 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21435 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21436 sh-*-rtemscoff*): Remove cases.
21437 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21438 * real.c (encode_c4x_single, decode_c4x_single,
21439 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21440 c4x_extended_format): Remove.
21441 * real.h (c4x_single_format, c4x_extended_format): Remove.
21442 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21444 (Pragmas): Remove comment about c4x pragmas.
21445 * doc/install.texi (c4x): Remove target-specific instructions.
21446 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21447 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21448 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21449 refer to C4x source files as examples.
21450 (C4X_FLOAT_FORMAT): Remove documentation.
21452 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21454 * config/bfin/bfin.c (override_options): Reorder tests so that
21455 flag_pic gets enabled for -msep-data.
21457 2008-01-25 Richard Guenther <rguenther@suse.de>
21459 PR middle-end/32244
21460 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21461 to its bitfield precision if required.
21463 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21465 PR middle-end/33880
21466 * tree-nested.c (walk_omp_for): New function.
21467 (convert_nonlocal_reference, convert_local_reference): Call
21468 walk_omp_for on OMP_FOR.
21469 (convert_call_expr): Call walk_body on OMP_FOR's
21470 OMP_FOR_PRE_INIT_BODY.
21472 2008-01-25 Richard Guenther <rguenther@suse.de>
21474 PR tree-optimization/34966
21475 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21476 default defs and PHI_NODEs we have to insert after the
21477 defining statement.
21479 2008-01-24 Nick Clifton <nickc@redhat.com>
21481 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21482 Provide a default definition.
21483 (LIBGCC2_UNITS_PER_WORD): Likewise.
21485 * config/stormy16/stormy16.c: Include df.h for the prototype
21486 for df_regs_ever_live_p.
21487 (xstormy16_expand_builtin_va_start): Convert the stack offset
21488 into a component_ref and then use POINTER_PLUS_EXPR to add it
21489 to the incoming_virtual_args_rtx.
21490 (xstormy16_gimplify_va_arg_expr): Rename to
21491 xstormy16_gimplify_va_arg_expr.
21492 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21493 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21494 xstormy16_gimplify_va_arg_expr.
21495 Fix up some formatting issues.
21497 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21498 Move to predicates.md.
21499 (xs_hi_general_operand): Likewise.
21500 (xs_hi_nonmemory_operand): Likewise.
21501 * config/stormy16/predicates.md:
21502 (xstormy16_carry_plus_operand): New predicate.
21503 (xs_hi_general_operand): New predicate.
21504 (xs_hi_nonmemory_operand): New predicate.
21505 * config/stormy16/stormy16-protos.h:
21506 (xstormy16_carry_plus_operand): Delete prototype.
21507 (xs_hi_general_operand): Likewise.
21508 (xs_hi_nonmemory_operand): Likewise.
21510 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21511 modifiers as they are no longer needed and they can trigger
21512 reload spill failures.
21514 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21515 with a match_operand in order to help reload.
21517 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21518 constraint with 'e' for the 8th alternative as this version of
21519 the mov.w instruction only accepts the lower 8 registers.
21521 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21524 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21525 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21528 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21530 PR middle-end/33333
21531 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21533 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21535 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21537 (remove_structure): Update allocations list before removing structure.
21539 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21541 * ipa-struct-reorg.c (is_safe_cond_expr,
21542 create_new_stmts_for_cond_expr): Use integer_zerop function,
21543 that recognize not only zero-pointer, but zero-integer too.
21545 2008-01-25 Ben Elliston <bje@au.ibm.com>
21548 * fixproto: Escape "." in sed expression that strips leading "./".
21550 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21553 * gcc.c (SWITCH_OK): Removed.
21554 (SWITCH_LIVE): Changed to bit.
21555 (SWITCH_FALSE): Likewise.
21556 (SWITCH_IGNORE): Likewise.
21557 (switchstr): Change live_cond to unsigned int.
21558 (process_command): Replace SWITCH_OK with 0.
21559 (do_self_spec): Likewise.
21560 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21561 (give_switch): Likewise.
21562 (used_arg): Likewise.
21563 (do_spec_1): Set the SWITCH_IGNORE bit.
21564 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21565 bits. Set the SWITCH_LIVE bit.
21567 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21569 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21571 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21573 PR tree-optimization/34472
21574 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21575 parameter to a "bool *" and set *DATA to false if there is
21576 an unsafe access. Do not delete the structure here.
21577 (check_cond_exprs): Delete it here instead.
21578 (check_cond_exprs, exclude_cold_structs): Do not increase
21579 I when removing a structure.
21581 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21584 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21585 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21587 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21589 PR middle-end/34934
21590 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21591 a fixed vector for stack.
21593 2008-01-24 Ben Elliston <bje@au.ibm.com>
21596 * doc/gcc.texi (Software development): Add a direntry for g++.
21598 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21600 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21601 stale and straggling -fforce-addr comments above.
21603 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21605 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21606 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21608 2008-01-23 Michael Matz <matz@suse.de>
21611 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21614 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21616 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21617 malloc result type.
21619 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21621 * config/avr/avr.c (avr_current_arch): New variable.
21622 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21623 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21624 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21625 (avr_override_options): Init 'avr_current_arch'.
21626 (base_arch_s): Move from here...
21627 * config/avr/avr.h (base_arch_s): ... here. Add new members
21628 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21629 'mega' to 'have_jmp_call'.
21630 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21631 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21633 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21635 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21636 MULTILIB_MATCHES): Ditto.
21638 2008-01-23 Richard Guenther <rguenther@suse.de>
21640 PR middle-end/31529
21641 * cgraphunit.c (cgraph_reset_node): Always mark the node
21642 not reachable if it is not queued already.
21644 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21646 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21647 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21648 (cputype_selected): New static variable.
21649 (bfin_handle_option): Set it if -mcpu is used.
21650 (override_option): Select default set of workarounds if no cpu type
21651 selected on the command line.
21652 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21654 From Michael Frysinger <michael.frysinger@analog.com>
21655 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21656 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21658 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21659 for bf547, bf523, bf524, and bf526.
21660 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21662 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21663 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21664 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21665 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21666 * doc/invoke.texi (Blackfin Options): Document that
21667 -mcpu now accept bf547, bf523, bf524, and bf526.
21669 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21671 PR rtl-optimization/34628
21672 * combine.c (try_combine): Stop and undo after the first combination
21673 if an autoincrement side-effect on the first insn has effectively
21676 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21679 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21680 Offset addresses are not valid for Altivec or paired float modes.
21682 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21685 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21686 if DECL_INITIAL (decl) is error_mark_node.
21689 * c-common.c (handle_vector_size_attribute): Only allow
21690 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21691 the same way as pointer, array etc. types.
21692 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21695 * tree.c (build_type_attribute_qual_variant): Call
21696 build_qualified_type if attributes are equal, but quals are not.
21698 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21701 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21702 * flags.h (warn_strict_aliasing): Remove.
21703 (warn_strict_overflow): Remove.
21704 * opts.c (warn_strict_aliasing): Remove.
21705 (warn_strict_overflow): Remove.
21706 * c-opts.c (c_common_handle_option): -Wall only sets
21707 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21708 (c_common_post_options): Give default values to -Wstrict-aliasing
21709 and -Wstrict-overflow if they are uninitialized.
21710 * common.opt (Wstrict-aliasing): Specify Var and Init.
21711 (Wstrict-overflow): Likewise.
21713 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21715 PR rtl-optimization/26854
21716 PR rtl-optimization/34400
21717 PR rtl-optimization/34884
21718 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21720 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21721 (df_rd_bb_info.expanded_lr_out): Deleted
21722 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21723 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21724 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21725 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21726 Removed code to allocate, initialize or free expanded_lr_out.
21727 (df_rd_bb_local_compute_process_def): Restructured to make more
21729 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21730 sets if the sets are being trimmed.
21732 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21735 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21736 (as_vers): Likewise.
21737 * configure: Regenerated.
21739 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21741 PR middle-end/33092
21742 * tree-pass.h (pass_build_alias): New pass.
21743 * tree-ssa-alias.c (gate_build_alias): New.
21744 (pass_build_alias): New.
21745 * passes.c (init_optimization_passes): Add pass_build_alias after
21746 pass_create_structure_vars.
21748 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21750 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21751 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21752 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21753 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21754 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21755 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21756 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21757 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21758 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21759 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21760 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21761 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21762 * config/s390/s390.md (FP_ALL): New mode iterator.
21763 (_d): New mode attribute.
21764 ("*signbit<mode>2>"): Changed mode of first operand.
21765 ("isinf<mode>2"): Changed mode of first operand.
21766 ("*TDC_insn"): Adaptation for DFP modes.
21768 2008-01-22 Ben Elliston <bje@au.ibm.com>
21770 * tree.c (check_qualified_type): Improve function description.
21772 2008-01-21 Jason Merrill <jason@redhat.com>
21775 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21776 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21779 2008-01-21 DJ Delorie <dj@redhat.com>
21781 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21784 2008-01-21 Richard Guenther <rguenther@suse.de>
21786 PR middle-end/34856
21787 * tree-cfg.c (verify_expr): Allow all invariant expressions
21788 instead of just constant class ones as reference argument.
21789 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21790 like any other constant.
21791 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21793 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21795 * regmove.c (fixup_match_1): Update call crossed frequencies.
21797 2008-01-21 Richard Guenther <rguenther@suse.de>
21800 * tree-inline.c (setup_one_parameter): Deal with mismatched
21801 types using a VIEW_CONVERT_EXPR.
21803 2008-01-21 Alon Dayan <alond@il.ibm.com>
21804 Olga Golovanevsky <olga@il.ibm.com>
21806 PR tree-optimization/34701
21807 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21808 when the structure size is not a power of 2.
21810 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21812 * doc/install.texi: Add doc for --enable-checking=df.
21814 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21816 PR rtl-optimization/34808
21817 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21819 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21821 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21824 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21826 PR rtl-optimization/26854
21827 PR rtl-optimization/34400
21828 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21830 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21831 (df_rd_bb_info.expanded_lr_out): New.
21832 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21833 * loop_iv.c (iv_analysis_loop_init): Ditto.
21834 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21835 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21836 Added code to allocate, initialize or free expanded_lr_out.
21837 (df_rd_bb_local_compute_process_def): Restructured to make
21838 more understandable.
21839 (df_rd_confluence_n): Add code to do nothing with fake edges and
21840 code to no apply invalidate_by_call sets if the sets are being trimmed.
21841 (df_lr_local_finalize): Renamed to df_lr_finalize.
21842 (df_live_local_finalize): Renamed to df_live_finalize.
21844 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21847 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21848 deciding whether to use reciprocal instructions.
21850 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21852 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21853 dwarf2out_note_section_used if cold_text_section is NULL.
21855 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21857 PR gcov-profile/34610
21858 * tree-cfg.c (make_edges): Mark both outgoing edges from
21859 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21860 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21861 from OMP_FOR and OMP_CONTINUE outgoing edges.
21863 * tree-profile.c (tree_profiling): Return early if
21864 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21866 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21867 from cfun to child_cfun.
21868 * function.h (struct function): Add after_tree_profile bit.
21870 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21872 * config/avr/avr.S (_exit): Disable interrupt.
21874 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21875 Steven Bosscher <stevenb.gcc@gmail.com>
21877 PR rtl-optimization/26854
21878 PR rtl-optimization/34400
21879 * df-problems.c (df_live_scratch): New scratch bitmap.
21880 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21881 (df_live_reset): Clear the proper bitmaps.
21882 (df_live_bb_local_compute): Only process the artificial defs once
21883 since the order is not important.
21884 (df_live_init): Init the df_live sets only with the variables
21885 found live by df_lr.
21886 (df_live_transfer_function): Use the df_lr sets to prune the
21887 df_live sets as they are being computed.
21888 (df_live_free): Free df_live_scratch.
21890 2008-01-18 Ian Lance Taylor <iant@google.com>
21892 * common.opt: Add fmerge-debug-strings.
21893 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21894 flag_merge_debug_strings rather than flag_merge_constants.
21895 * doc/invoke.texi (Option Summary): Mention
21896 -fmerge-debug-strings.
21897 (Debugging Options): Document -fmerge-debug-strings.
21899 2008-01-18 Ian Lance Taylor <iant@google.com>
21902 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21903 (struct tree_function_decl): Add new field operator_new_flag.
21904 * tree-inline.c (expand_call_inline): When inlining a call to
21905 operator new, force the return value to go into a variable, and
21906 set DECL_NO_TBAA_P on that variable.
21907 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21909 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21912 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21913 DWARF2_DEBUGGING_INFO.
21914 (dwarf2out_note_section_used): Ditto. Add prototype.
21915 (have_multiple_function_sections, text_section_used,
21916 cold_text_section_used, *cold_text_sections): Move declarations
21919 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21921 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21922 field and add signal_ra.
21923 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21924 assignments to frame state pc. Move end of stack check after
21925 MD_FALLBACK_FRAME_STATE_FOR.
21926 (uw_update_context_1): Use frame state signal_regs if set, instead
21927 of checking signal_frame flag.
21928 (uw_update_context): Use frame state signal_ra if set.
21929 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21930 * config/xtensa/linux-unwind.h: New file.
21932 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21934 * modulo-sched.c (get_sched_window): Fix comment typo.
21936 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21938 PR tree-optimization/34648
21939 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21941 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21943 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21944 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21946 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21948 PR rtl-optimization/34400
21949 * df-core.c (df_worklist_dataflow_overeager,
21950 df_worklist_dataflow_doublequeue): New functions.
21951 (df_worklist_dataflow): Two different worklist solvers.
21952 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21955 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21958 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21959 and ftree-parallelize-loops.
21961 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21963 PR rtl-optimization/34826
21964 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21966 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21968 * global.c (find_reg): Mark the eh regs as used if necessary.
21969 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21970 * ra.h (struct allocno): no_eh_reg field added. Changed
21971 no_stack_reg type to bitfield.
21973 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21975 * tree.c (substitute_in_expr): Add missing 'break'.
21977 2008-01-17 Richard Guenther <rguenther@suse.de>
21979 PR tree-optimization/34825
21980 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21981 x / x as division to handle.
21983 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21985 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21986 "-pthread" is specified.
21987 * pa-hpux11.h (LIB_SPEC): Likewise.
21989 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21990 Peter Bergner <bergner@vnet.ibm.com>
21992 PR rtl-optimization/33796
21993 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21995 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21997 PR libgfortran/34699
21998 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22000 * pa-hpux10.h (LINK_SPEC): Likewise.
22001 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22003 2008-01-16 Richard Guenther <rguenther@suse.de>
22005 PR middle-end/32628
22006 * fold-const.c (fold_convert_const_int_from_int): Do not
22007 set overflow if that occured only because of a sign extension
22008 change when converting from/to a sizetype with the same
22009 precision and signedness.
22011 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22014 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22015 location address to the correct place. Update copyright year.
22017 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22019 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22020 no dependences in the dependence_relations vector.
22022 2008-01-16 Jan Hubicka <jh@suse.cz>
22024 PR rtl-optimization/31396
22025 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22026 * cfg.c (dump_reg_info): Print it.
22027 * regs.h (struct reg_info_t): add freq_calls_crossed.
22028 (REG_FREQ_CALLS_CROSSED): New macro.
22029 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22030 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22031 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22032 regmove_optimize): Update call crossed frequencies.
22033 * local-alloc.c (struct qty): Add freq_calls_crossed.
22034 (alloc_qty): Copute freq_calls_crossed.
22035 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22036 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22037 * ra.h (struct allocno): Add freq_calls_crossed.
22039 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22041 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22042 libgomp when compiling with ftree-parallelize-loops.
22043 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22045 2008-01-16 Richard Guenther <rguenther@suse.de>
22047 PR tree-optimization/34769
22048 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22049 * tree.c (int_cst_value): Instead make this function more
22050 permissive in what it accepts as valid input. Document this
22051 function always sign-extends the value.
22053 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22054 Richard Guenther <rguenther@suse.de>
22057 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22058 (gimple_fold_indirect_ref_rhs): ... this.
22059 (gimple_fold_indirect_ref): New function with foldings
22060 that preserve lvalueness.
22061 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22062 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22063 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22064 to fold an INDIRECT_REF, fall back to the old use of
22065 fold_indirect_ref_1.
22067 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22069 * tree-data-ref.c (subscript_dependence_tester_1): Call
22070 free_conflict_function.
22071 (compute_self_dependence): Same.
22073 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22076 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22077 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22079 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22080 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22081 for DWARF2_UNWIND_INFO targets.
22083 2008-01-16 Richard Guenther <rguenther@suse.de>
22086 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22087 type qualifiers for function types.
22089 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22091 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22092 loop_iterator li from previous commit.
22094 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22096 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22098 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22100 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22101 (parallelize_loops): Don't parallelize irreducible components.
22103 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22106 * c-opts (c_common_post_options): Do not enable CPP
22107 flag_pedantic_errors by default.
22109 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22111 PR rtl-optimization/31944
22112 * cse.c (remove_pseudo_from_table): New function.
22113 (merge_equiv_classes): Use above function to remove pseudo-registers.
22114 (invalidate): Likewise.
22116 2008-01-13 Richard Guenther <rguenther@suse.de>
22118 PR middle-end/34601
22119 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22120 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22122 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22124 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22125 validate_change to unshare the source of the PC set.
22127 2008-01-12 Jan Hubicka <jh@suse.cz>
22129 PR middle-end/32135
22130 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22131 references above array bounds. This might trigger bounds checks for
22132 pointers to arrays.
22134 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22136 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22137 new_replaceable_dependencies.
22139 2008-01-12 Doug Kwan <dougkwan@google.com>
22141 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22142 instead of OPT_Wreturn_type in warning due to ignored return type
22144 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22145 options included in -Wextra.
22146 * c.opt: New option -Wignored_qualifiers.
22147 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22148 -Wignore_qualifiers.
22149 (-Wignored-qualifiers): Document.
22150 (-Wreturn-type): Remove description of functionality now handled
22151 by -Wignored-qualifiers.
22153 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22156 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22157 NOP_EXPR if it is between integral types with the same precision.
22159 2008-01-12 Jan Hubicka <jh@suse.cz>
22162 * invoke.texi (max-inline-recursive-depth): Fix default value.
22164 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22166 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22169 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22171 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22173 2008-01-11 James E. Wilson <wilson@specifix.com>
22176 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22178 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22180 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22181 save/restore frame pointer register and don't use 'call-prologues'
22182 optimization in function with "OS_task" attribute.
22184 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22186 PR middle-end/31309
22187 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22188 when copying to memory.
22190 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22192 PR rtl-optimization/30905
22193 * cfgcleanup.c: Include dce.h
22194 (crossjumps_occured): New global variable.
22195 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22196 If something changed, set crossjumps_occured to true.
22197 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22198 Don't add/remove fake edges to exit here...
22199 (cleanup_cfg): ...but do it here, when crossjumping.
22200 Run a fast DCE when successful crossjumps occured in the latest
22201 iteration of try_optimize_cfg.
22203 2008-01-11 Richard Guenther <rguenther@suse.de>
22205 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22206 (struct vn_unary_op_s): Likewise.
22207 (vn_reference_insert): Free old reference on hash collision.
22209 2008-01-10 Raksit Ashok <raksit@google.com>
22211 PR rtl-optimization/27971
22212 * combine.c (find_split_point): Split PLUS expressions which are
22213 inside a MEM rtx, and whose first operand is complex.
22215 2008-01-10 DJ Delorie <dj@redhat.com>
22217 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22218 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22219 (m32c_hard_regno_ok): Call the underlying function.
22221 2008-01-10 Richard Guenther <rguenther@suse.de>
22223 PR middle-end/34683
22224 * tree-cfg.c (tree_merge_blocks): Do not go through the
22225 full-blown folding and stmt updating path if we just deal
22226 with virtual operands.
22227 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22228 test for abnormal SSA_NAMEs.
22230 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22232 PR middle-end/34641
22233 * reload.c (push_reload): Add assertions. All constants from
22234 reg_equiv_constant should have been used for replacing the respective
22236 (find_reloads_address): Invoke find_reloads_address_part for
22237 constant taken from the reg_equiv_constant array.
22239 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22241 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22242 field (valnum) the first in the struct. Replace bools with
22245 2008-01-10 Richard Guenther <rguenther@suse.de>
22247 PR tree-optimization/34651
22248 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22249 types and ordering for masking and converting.
22251 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22253 PR tree-optimization/34017
22254 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22255 also for PHI_NODE expressions.
22257 2008-01-09 Jan Hubicka <jh@suse.cz>
22259 PR tree-optimization/34708
22260 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22261 based on number of case labels.
22262 (init_inline_once): Remove switch_cost.
22263 * tree-inline.h (eni_weights_d): Remove switch_cost.
22265 2008-01-09 Richard Guenther <rguenther@suse.de>
22266 Andrew Pinski <andrew_pinski@playstation.sony.com>
22268 PR middle-end/30132
22269 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22270 temporary if an rvalue is ok or an lvalue is not required.
22272 2008-01-09 Richard Guenther <rguenther@suse.de>
22274 PR middle-end/34458
22275 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22276 adjust return type.
22278 2008-01-09 Richard Guenther <rguenther@suse.de>
22280 PR middle-end/34679
22281 * tree.c (host_integerp): Check for sizetype only if the
22282 type is an integer type.
22284 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22287 * opts.c (decode_options): Disable inlining of functions called
22288 once if not in unit-at-a-time mode.
22290 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22292 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22294 2008-01-08 Richard Guenther <rguenther@suse.de>
22296 PR middle-end/31863
22297 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22298 out early if the result will be unused.
22300 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22305 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22306 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22309 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22311 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22312 for vectorization tuned.
22314 2008-01-08 Richard Guenther <rguenther@suse.de>
22316 PR tree-optimization/34683
22317 * tree-ssa-operands.c (operand_build_cmp): Export.
22318 * tree-ssa-operands.h (operand_build_cmp): Declare.
22319 * tree-vn.c (vuses_compare): Remove.
22320 (sort_vuses): Use operand_build_cmp.
22321 (sort_vuses_heap): Likewise.
22322 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22323 to re-use old VEC if available. Do not sort already sorted VUSEs.
22324 (vdefs_to_vec): Do not sort already sorted VDEFs.
22326 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22328 PR middle-end/34694
22329 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22331 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22334 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22335 limitations of reciprocal sequences on x86 targets.
22337 2008-01-08 Richard Guenther <rguenther@suse.de>
22339 PR tree-optimization/34683
22340 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22342 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22345 * config/darwin.c (darwin_mergeable_string_section): Don't use
22346 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22348 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22351 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22352 negxf2. Macroize expander using X87MODEF mode iterator. Change
22353 predicates of op0 and op1 to register_operand.
22354 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22355 expander using X87MODEF mode iterator. Change predicates of
22356 op0 and op1 to register_operand.
22357 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22358 corresponding patterns and macroize using MODEF macro. Change
22359 predicates of op0 and op1 to register_operand and remove
22360 "m" constraint. Disparage "r" alternative with "!".
22361 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22362 macroize using X87MODEF macro. Change predicates of op0 and op1
22363 to register_operand and remove "m" constraint. Disparage "r"
22364 alternative with "!".
22365 (absneg splitter with memory operands): Remove.
22366 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22367 patterns and macroize using X87MODEF mode iterator.
22368 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22369 Change predicate of op1 to register_operand.
22370 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22371 for memory operands.
22373 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22375 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22377 2008-01-07 Richard Guenther <rguenther@suse.de>
22379 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22382 2008-01-07 Richard Guenther <rguenther@suse.de>
22384 PR tree-optimization/34683
22385 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22386 VOPs of the needed size to save memory. Use VEC_quick_push
22387 to save compile-time.
22388 (vdefs_to_vec): Likewise.
22390 2008-01-07 Sa Liu <saliu@de.ibm.com>
22392 * config/spu/spu.md (divdf3): Genetate inline code for double
22393 division. The implementation doesn't handle INF or NAN, therefore it
22394 only applies when -ffinite-math-only is given.
22396 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22399 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22400 * doc/cpp.texi ([Common Predefined Macros]): Document.
22402 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22404 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22405 order to use commutative addition instead of subtraction.
22407 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22408 Mircea Namolaru <namolaru@il.ibm.com>
22409 Vladimir Yanovsky <yanov@il.ibm.com>
22410 Revital Eres <eres@il.ibm.com>
22412 PR tree-optimization/34263
22413 * tree-outof-ssa.c (process_single_block_loop_latch,
22414 contains_tree_r): New functions.
22415 (analyze_edges_for_bb): Call process_single_block_loop_latch
22416 function to empty single-basic-block latch block if possible.
22418 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22420 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22422 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22424 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22426 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22428 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22430 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22432 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22434 PR tree-optimization/34618
22435 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22438 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22441 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22442 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22443 Update copyright year.
22445 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22446 Update copyright year.
22447 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22450 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22452 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22453 edge does not point to current bb before changing need_assert.
22455 2008-01-04 Richard Guenther <rguenther@suse.de>
22457 PR middle-end/34029
22458 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22459 for verifying purposes if they are is_gimple_min_invariant.
22461 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22463 PR tree-optimization/34448
22464 PR tree-optimization/34465
22465 * gimplify.c (gimplify_init_constructor): Add new parameter
22466 notify_temp_creation. Use it.
22467 (gimplify_modify_expr_rhs): Take volatiles into account when
22468 optimizing constructors.
22469 Do not optimize constructors if gimplify_init_constructor will dump to
22471 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22472 * gcc.c-torture/compile/pr34448.c: New.
22474 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22476 PR gcov-profile/34609
22477 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22478 return_slot if result is TREE_ADDRESSABLE.
22480 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22482 * config/mips/mips.md (sqrt_condition): Tweak comment.
22483 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22485 2008-01-03 Tom Tromey <tromey@redhat.com>
22488 * c-common.c (c_type_hash): Handle VLAs.
22490 2008-01-03 Jan Hubicka <jh@suse.cz>
22492 PR tree-optimization/31081
22493 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22494 0 when inlining and not inlining to first basic block.
22495 (remap_decl): When var is initialized to 0, don't set default_def.
22496 (expand_call_inline): Set entry_bb.
22497 * tree-inline.h (copy_body_data): Add entry_bb.
22499 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22502 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22505 PR tree-optimization/29484
22506 * tree-inline.c (inline_forbidden_p_2): New function.
22507 (inline_forbidden_p): Disallow inlining if some static var
22508 has an address of a local LABEL_DECL in its initializer.
22509 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22512 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22514 PR tree-optimization/34635
22515 * tree-data-ref.c (add_other_self_distances): Make sure that the
22516 evolution step is constant.
22518 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22520 PR middle-end/34608
22521 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22523 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22525 * tree-sra.c (scalarize_init): Insert the generate_element_init
22526 statements after the generate_element_zero statements.
22528 2008-01-02 Richard Guenther <rguenther@suse.de>
22530 PR middle-end/34093
22531 PR middle-end/31976
22532 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22533 for very large number of operands instead of ICEing.
22535 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22538 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22539 while stack probing.
22541 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22543 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22546 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22548 PR libmudflap/26442
22549 * tree-mudflap.c (mx_register_decls): Guard warning by
22550 !DECL_ARTIFICIAL check.
22552 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22554 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22555 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22556 sse5_perm<mode>): Fix constraints.