1 2008-09-09 Nick Clifton <nickc@redhat.com>
3 * config/v850/v850.md (return): Restore frame size restriction.
5 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
7 * c-common.c (c_expand_decl): Remove.
8 * c-common.h (anon_aggr_type_p): Remove prototype.
9 (DECL_ANON_UNION_ELEMS): Remove.
10 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
11 * c-decl.c (anon_aggr_type_p): Remove.
12 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
13 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
14 * langhooks.h (struct lang_hooks): Remove expand_decl.
15 * langhooks.c (lhd_expand_decl): Remove.
16 * stmt.c (expand_anon_union_decl): Remove.
17 * tree.h (expand_anon_union_decl): Remove prototype.
19 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
22 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
24 * config/avr/avr.md (QISI) : Define mode iterator.
25 (negated_tst<mode>) : Redefine as split using mode macro.
26 (reversed_tstqi): Define insn as reversed compare with zero.
27 (reversed_tsthi): Ditto.
28 (reversed_tstsi): Ditto.
30 2008-09-08 Jakub Jelinek <jakub@redhat.com>
33 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
34 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
37 * predict.c (optimize_function_for_size_p): Don't segfault if
39 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
40 tree_swap_operands_p): Don't test cfun != NULL before calling
41 optimize_function_for_s*_p.
43 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
45 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
48 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
50 * crx/crx.h (IRA_COVER_CLASSES): Define.
52 2008-09-08 Jakub Jelinek <jakub@redhat.com>
55 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
56 even when a stmt has been gimple_modified_p, but after fold_stmt is
57 not any longer. Remove unneeded may_have_exposed_new_symbols
60 2008-09-08 Richard Guenther <rguenther@suse.de>
62 PR tree-optimization/37421
63 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
66 2008-09-08 Jakub Jelinek <jakub@redhat.com>
69 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
71 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
74 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
75 * pa-hpux10.h (LINK_SPEC): Likewise.
76 * pa-hpux11.h (LINK_SPEC): Likewise.
78 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
80 * pa32-regs.h (IRA_COVER_CLASSES): Define.
81 * pa64-regs.h (IRA_COVER_CLASSES): Define.
83 2008-09-07 Helge Deller <deller@gmx.de>
85 * pa/linux-atomic.c: New file.
86 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
87 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
89 2008-09-07 Richard Guenther <rguenther@suse.de>
90 Ira Rosen <irar@il.ibm.com>
92 PR tree-optimization/36630
93 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
94 Call STRIP_NOPS before calling evolution_part_in_loop_num.
96 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
97 Ira Rosen <irar@il.ibm.com>
99 PR tree-optimization/35642
100 * config/rs6000/altivec.md (mulv8hi3): Implement.
102 2008-09-06 Jeff Law <law@redhat.com>
104 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
106 2008-09-06 Jan Hubicka <jh@suse.cz>
108 PR tree-optimization/14703
109 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
110 * passes.c (init_optimization_passes): Recompute inline parameters.
112 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
114 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
117 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
118 Peter Fuerst <post@pfrst.de>
120 * doc/invoke.texi: Document -mr10k-cache-barrier=.
121 * doc/extend.texi: Document __builtin_mips_cache.
122 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
123 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
124 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
125 __GCC_HAVE_BUILTIN_MIPS_CACHE.
126 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
127 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
128 (set_push_mips_isas): New variable.
129 (mips_r10k_cache_barrier): New variable.
130 (cache): New availability predicate.
131 (mips_builtins): Add an entry for __builtin_mips_cache.
132 (mips_build_cvpointer_type): New function.
133 (MIPS_ATYPE_CVPOINTER): New macro.
134 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
136 (r10k_simplified_address_p, r10k_simplify_address)
137 (r10k_uncached_address_p, r10k_safe_address_p)
138 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
139 (r10k_needs_protection_p_call, r10k_needs_protection_p)
140 (r10k_insert_cache_barriers): New functions.
141 (mips_reorg_process_insns): Delete cache barriers after a
142 branch-likely instruction.
143 (mips_reorg): Call r10k_insert_cache_barriers.
144 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
145 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
146 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
147 (mips_cache, r10k_cache_barrier): New define_insns.
149 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
151 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
152 * ira-color.c (setup_allocno_left_conflicts_num): Use
153 hard_reg_set_equal_p instead of a comparison with
154 ira_zero_hard_reg_set.
155 * ira.c (setup_reg_subclasses): Likewise.
156 (setup_cover_and_important_classes): Likewise.
157 (setup_class_translate): Likewise.
158 (setup_reg_class_intersect_union): Likewise.
159 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
160 (ira_init_once): Don't initialize them.
162 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
164 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
166 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
168 * ira-color.c (ira_fast_allocation): Permit global allocno
171 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
173 Improved branch hints, safe hints, and scheduling.
175 * haifa-sched.c (sched_emit_insn) : Define.
176 * sched-int.h (sched_emit_insn) : Add prototype.
177 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
178 -mhint-max-distance -msafe-hints) : Document.
179 * config/spu/spu.c (spu_flag_var_tracking): New.
180 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
181 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
182 TARGET_ASM_FILE_START): Define.
183 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
184 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
185 (spu_emit_branch_hint): Add blocks argument.
186 (insert_branch_hints, insert_nops): Remove.
187 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
188 uses_ls_unit, spu_sched_init_global, spu_sched_init,
189 spu_sched_reorder, asm_file_start): New functions.
190 (clock_var, spu_sched_length, pipe0_clock,
191 pipe1_clock, prev_clock_var, prev_priority,
192 spu_ls_first, prev_ls_clock): New static variables.
193 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
194 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
195 (nopn_nv): Add a non-volatile version of nop.
196 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
197 -mhint-max-distance, -msafe-hints): New options.
199 2008-09-05 Janis Johnson <janis187@us.ibm.com>
200 Samuel Tardieu <sam@rfc1149.net>
202 * opts.c (decode_options): Combine nested if statements.
205 * opts.c (decode_options): Handle more relationships among
206 unit-at-a-time, toplevel-reorder, and section-anchors.
208 2008-09-05 David Daney <ddaney@avtrex.com>
210 * doc/install.texi (--enable-reduced-reflection): Document new option.
212 2008-09-05 Bob Wilson <bob.wilson@acm.org>
214 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
216 (constantpool_operand): New.
217 (move_operand): Disallow sub-word modes for the constant pool.
218 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
219 (xtensa_secondary_reload_class): Replace with....
220 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
221 Set icode for sub-word reloads from the constant pool.
222 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
223 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
224 * config/xtensa/xtensa.md (reload<mode>_literal): New.
225 * config/xtensa/xtensa-protos.h: Update prototypes.
227 2008-09-05 Joseph Myers <joseph@codesourcery.com>
229 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
230 (REG_CLASS_NAMES): Update.
231 (REG_CLASS_CONTENTS): Update.
232 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
233 of ALL_REGS for regs 77 and 78.
234 * function.c (instantiate_virtual_regs_in_insn): Assert that
235 return value of simplify_gen_subreg is not NULL.
237 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
239 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
240 (gen_rtvec_v): Fix coding standards.
242 2008-09-04 Jan Hubicka <jh@suse.cz>
244 * i386.c (decide_alg): Be more conservative about optimizing for size.
246 2008-09-04 Ian Lance Taylor <iant@google.com>
248 * varasm.c (narrowing_initializer_constant_valid_p): New
250 (initializer_constant_valid_p): Call it.
252 2008-09-04 Jeff Law <law@redhat.com>
254 * fold-const.c (native_encode_real): Fix computation of WORDS.
255 (native_interpret_real): Likewise.
257 2008-09-04 Janis Johnson <janis187@us.ibm.com>
259 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
261 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
263 * ira-conflicts.c (process_regs_for_copy): Check insn to check
264 that the cost is already taken into account in ira-costs.c
266 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
268 * ira-build.c (print_copy, print_copies, ira_debug_copy,
269 ira_debug_copies): New.
270 (ira_bulid): Call print_copies.
272 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
274 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
277 * config/rs6000/rs6000.c (optimization_options): Remove check of
280 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
282 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
283 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
284 second operand is a reg_imm10_operand.
285 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
286 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
287 (*seq_<GPR:mode><GPR2:mode>): Rename to
288 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
290 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
291 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
293 (*sne_<GPR:mode><GPR2:mode>): Rename to
294 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
297 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
299 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
300 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
301 combining an arithmetic right shift by more than 31 and a
302 trunction. Don't match for out-of-range shift amounts. Set
303 attribute mode to <MODE>.
304 (*lshr32_trunc<mode>): Name the pattern combining a logical right
305 shift by 32 and and a truncation. Set attribute mode to <MODE>.
306 (*<optab>_trunc<mode>_exts): New pattern for truncated right
307 shifts by less than 32.
308 (extv): Change predicate on first operand to accept registers.
309 Change predicate of the other operands from immediate_operand to
310 const_int_operand. Expand exts when source is a register.
311 (extzv): Change predicate of the constant operands from
312 immediate_operand to const_int_operand.
313 (extzv<mode>): Change predicate of the constant operands from
314 immediate_operand to const_int_operand and no constraint. Also
316 (*extzv_trunc<mode>_exts): New pattern.
318 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
320 * config/mips/mips.h (ISA_HAS_CINS): New macro.
321 * config/mips/mips-protos.h (mask_low_and_shift_p,
322 mask_low_and_shift_len): Declare.
323 * config/mips/mips.c (mask_low_and_shift_p,
324 mask_low_and_shift_len): New functions.
325 (mips_print_operand): Handle new operand prefix "m".
326 * config/mips/mips.md (*cins<mode>): New pattern.
328 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
330 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
333 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
335 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
336 regardless of epilogue_completed.
338 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
341 * ira-lives.c (process_bb_node_lives): Check setjmp.
343 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
346 * ira-build.c (form_loop_tree): Reverse BB walk.
347 (create_bb_allocnos): Likewise.
348 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
349 (mark_reg_store): Rename to...
350 (mark_ref_live): ...this and take a df_ref argument instead of
351 note_stores arguments. Assert that we have a register.
352 (mark_reg_clobber): Delete.
353 (def_conflicts_with_inputs_p): New function.
354 (mark_reg_conflicts): Delete.
355 (mark_reg_death): Rename to...
356 (mark_ref_dead): ...this and take a df_ref argument instead of
357 a register. Assert that we have a register.
358 (process_bb_node_lives): Hoist frequency calculation out of
359 instruction walk. Convert from a forwards scan to a backwards scan.
360 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
361 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
362 (create_allocno_live_ranges): Don't create regs_set.
364 2008-09-04 Ian Lance Taylor <iant@google.com>
366 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
368 * calls.c (emit_library_call_value_1): Use MEM_P rather than
369 comparing MODE with MEM.
370 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
371 comparing with GF_PREDICT_TAKEN.
372 (gimple_get_lhs): Change code to enum gimple_code.
373 (gimple_set_lhs): Likewise.
374 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
375 * omp-low.c (find_omp_clause): Change kind parameter to enum
377 * tree-flow.h (find_omp_clause): Update declaration.
378 * regrename.c (clear_dead_regs): Change kind parameter to enum
380 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
382 * see.c (see_get_extension_data): Change return type to enum
383 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
384 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
385 (see_gen_normalized_extension): Change extension_code parameter to
387 (see_seek_pre_extension_expr): Change extension_code to enum
389 (see_merge_one_def_extension): Likewise.
390 (see_handle_relevant_defs): Likewise.
391 (see_handle_relevant_uses): Likewise.
392 (see_analyze_one_def): Likewise.
393 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
394 GIMPLE_ASM rather than ASM_EXPR.
395 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
396 GIMPLE_RETURN rather than RETURN_EXPR.
397 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
398 (evaluate_stmt): Likewise.
399 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
400 to enum vect_relevant.
401 (vect_mark_stmts_to_be_vectorized): Change assertion to not
402 compare gimple codes with tree codes.
404 2008-09-04 Paul Brook <paul@codesourcery.com>
406 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
408 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
410 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
411 pointer check lost in the recent no-unit-at-a-time patch.
413 2008-09-04 Jan Hubicka <jh@suse.cz>
416 * tree-switch-conversion.c (check_final_bb): Accept only IP
419 2008-09-04 Jan Hubicka <jh@suse.cz>
421 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
423 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
424 using_ranges argument.
425 (vrp_evaluate_conditional): Avoid bogus warning for type range.
426 (vrp_visit_cond_stmt): Update call of
427 vrp_evaluate_conditional_warnv_with_ops
429 2008-09-04 Jan Hubicka <jh@suse.cz>
431 PR tree-optimization/37345
432 PR tree-optimization/37358
433 PR tree-optimization/37357
434 * tree.c (build_function_type_skip_args): Build distinct type copy;
436 (build_function_decl_skip_args): Set type of new decl not orig decl;
437 clear DECL_VINDEX for methods turned into functions.
439 2008-09-04 Nick Clifton <nickc@redhat.com>
441 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
443 * configure: Regenerate.
444 * config.in: Regenerate.
445 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
446 alignment field, if it is supported.
448 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
450 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
453 2008-09-03 David Edelsohn <edelsohn@gnu.org>
455 * config/rs6000/rs6000.c (processor_target_table): Do not
456 enable VMX for POWER6.
458 2008-09-03 Anton Blanchard <anton@samba.org>
460 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
461 emit memory barrier before operation.
463 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
466 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
467 default_elf_asm_output_external.
469 2008-09-03 Jeff Law <law@redhat.com>
471 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
473 2008-09-03 Richard Henderson <rth@redhat.com>
475 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
476 memory barrier to below the test-and-set.
477 (alpha_split_lock_test_and_set_12): Likewise.
479 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
483 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
486 * ira-color.c (print_loop_title): Use all_allocnos.
487 (color_pass): Ditto. Don't add border_allocnos. Check that
488 subloop allocno in the correspdoning bitmap all_allocnos.
490 * ira-emit.c (change_loop): Use all_allocnos.
492 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
494 (ira_create_allocno): Set up all_allocnos bit for the created
496 (create_cap_allocno): Remove setting mentioned_allocnos.
497 (create_insn_allocnos): Ditto.
498 (remove_unnecessary_allocnos): Use all_allocnos.
499 (check_allocno_creation): Check that allocnos are in the
500 corresponding bitmap all_allocnos.
502 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
506 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
507 (process_regs_for_copy): Process subregs. Refine check when cost
508 is taken into account in ira-costs.c.
509 (process_reg_shuffles): Use REG_SUBREG_P.
510 (add_insn_allocno_copies): Ditto. Ignore modes.
512 * ira-color.c (conflict_allocno_vec): New.
513 (COST_HOP_DIVISOR): New macro.
514 (update_copy_costs_1): Use it.
515 (update_conflict_hard_regno_costs): New function.
516 (assign_hard_reg): Use it.
517 (ira_color): Allocate and free conflict_allocno_vec.
519 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
523 * ira-int.h (ira_sort_insn_chain): Remove.
525 * ira.c (basic_block_order_nums, chain_insn_order,
526 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
527 (ira): Don't call ira_sort_insn_chain.
529 * reload1.c (reload): Don't call ira_sort_insn_chain.
531 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
534 * cgraphunit.c (update_call_expr): Remove eh regions from statements
535 which become non throw.
536 (cgraph_function_versioning): Also clear DECL_WEAK. Call
537 update_call_expr after updating the flags on the decl.
539 2008-09-03 Jan Hubicka <jh@suse.cz>
541 PR tree-optimization/37315
542 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
543 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
544 (cgraph_analyze_functions): Use node->analyzed
545 (cgraph_mark_functions_to_output): Likewise.
546 (cgraph_expand_function): All functions can be released after
548 (cgraph_optimize): Use gimple_has_body_p.
549 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
550 (cgraph_decide_inlining_incrementally): Likewise.
551 (inline_transform): Inline transform.
552 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
554 (inlinable_function_p): Drop gimple_body check.
555 (expand_call_inline): Use gimple_has_body_p.
556 * gimple.c (gimple_has_body_p): New.
557 * gimple.h (gimple_has_body_p): Add prototype.
558 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
559 (dump_function_to_file): Use gimple_has_body_p check.
561 2008-09-03 Jakub Jelinek <jakub@redhat.com>
564 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
566 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
568 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
570 From Michael Frysinger <michael.frysinger@analog.com>
571 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
572 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
575 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
578 * doc/extend.texi: Document picoChip builtin functions.
579 * doc/invoke.texi: Document picoChip options.
580 * doc/contrib.texi: Add picoChip contribution.
581 * doc/md.texi: Document picoChip constraints.
582 * config.gcc: Add picochip-*-*.
583 * config/picochip/: Add new port.
585 2008-09-03 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/37328
588 * tree-sra.c (sra_build_assignment): Gimplify properly.
589 (generate_copy_inout): Take the correct stmt as definition,
592 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
594 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
597 From Michael Frysinger <michael.frysinger@analog.com>
598 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
600 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
602 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
604 (__gthread_setspecific): Revert 2008-08-31 change to
605 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
608 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
610 * diagnostic.c (error_at): New.
611 * toplev.h (error_at): New prototype.
612 * c-typeck.c (build_array_ref): Call error_at instead of error.
613 Pass location to pedwarn.
615 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
617 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
619 2008-09-02 Jakub Jelinek <jakub@redhat.com>
621 * dwarf2out.c (tree_add_const_value_attribute): Only handle
622 VAR_DECL and CONST_DECL.
624 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
625 Jakub Jelinek <jakub@redhat.com>
627 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
628 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
629 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
630 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
631 Don't set ix86_save_varrargs_registers.
632 (ix86_setup_incoming_varargs): Assume cum != NULL.
633 (ix86_va_start): Check ix86_varargs_gpr_size and
634 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
635 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
636 from frame pointer if ix86_varargs_gpr_size == 0.
637 (ix86_compute_frame_layout): Updated.
638 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
639 (ix86_varargs_gpr_size): Define.
640 (ix86_varargs_fpr_size): Likewise.
641 (machine_function): Remove save_varrargs_registers.
642 Add varargs_gpr_size and varargs_fpr_size.
644 2008-09-02 Jakub Jelinek <jakub@redhat.com>
646 * config/alpha/alpha.c (va_list_skip_additions,
647 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
648 (alpha_gimplify_va_arg): Call unshare_expr on second use of
651 PR tree-optimization/36766
652 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
653 for already removed basic blocks.
656 * real.c (real_maxval): Clear a lower bit to make real_maxval
657 match get_max_float for IBM long double format.
659 2008-09-02 Andreas Schwab <schwab@suse.de>
661 * configure.ac: Use m4_quote to quote the expansion of m4_do.
662 * configure: Regenerate.
664 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
666 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
667 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
668 checking for a non-VOID CONSTANT_P.
670 2008-09-02 Jan Hubicka <jh@suse.cz>
672 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
673 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
675 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
677 * expr.c (emit_group_store): Don't assert stack temp mode size.
679 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
680 Tobias Grosser <grosser@fim.uni-passau.de>
681 Jan Sjodin <jan.sjodin@amd.com>
682 Harsha Jagasia <harsha.jagasia@amd.com>
683 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
684 Konrad Trifunovic <konrad.trifunovic@inria.fr>
685 Adrien Eliche <aeliche@isty.uvsq.fr>
687 Merge from graphite branch.
690 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
691 * doc/invoke.texi (-floop-block, -floop-interchange,
692 -floop-strip-mine): Document new flags.
693 * tree-into-ssa.c (gimple_vec): Moved...
694 * tree-loop-distribution.c (rdg_component): Moved...
695 * cfgloopmanip.c: Include tree-flow.h.
696 (update_dominators_in_loop): New.
697 (create_empty_if_region_on_edge): New.
698 (create_empty_loop_on_edge): New.
699 (loopify): Use update_dominators_in_loop.
700 * tree-pass.h (pass_graphite_transforms): Declared.
701 * configure: Regenerate.
702 * tree-phinodes.c (make_phi_node): Export.
703 (add_phi_node_to_bb): New, split from create_phi_node.
704 * tree-chrec.c (for_each_scev_op): New.
705 * tree-chrec.h (for_each_scev_op): Declared.
706 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
707 (remove_statement): Call get_phi_with_result.
708 * config.in (HAVE_cloog): Undef.
709 * gdbinit.in (pgg): New.
710 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
711 * tree-ssa-loop.c (graphite_transforms): New.
712 (gate_graphite_transforms): New.
713 (pass_graphite_transforms): New.
714 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
715 HAVE_cloog): Defined.
716 * tree-vectorizer.c (rename_variables_in_bb): Export.
717 * tree-data-ref.c (dr_may_alias_p): Export.
718 (stmt_simple_memref_p): New.
719 (find_data_references_in_stmt): Export.
720 (find_data_references_in_loop): Export.
721 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
722 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
723 (create_rdg_vertices): Export.
724 (build_empty_rdg): New.
725 (build_rdg): Call build_empty_rdg. Free dependence_relations.
726 * tree-data-ref.h (rdg_component): ... here.
728 (struct data_reference): Add a field scop.
730 (find_data_references_in_loop): Declared.
731 (find_data_references_in_stmt): Declared.
732 (create_rdg_vertices): Declared.
733 (dr_may_alias_p): Declared.
734 (stmt_simple_memref_p): Declared.
735 (struct rdg_edge): Add a field ddr_p relation.
736 (build_empty_rdg): Declared.
737 * lambda.h (lambda_matrix): Declare a VEC of.
738 (find_induction_var_from_exit_cond): Declared.
739 (lambda_vector_compare): New.
740 * common.opt (fgraphite, floop-strip-mine,
741 floop-interchange, floop-block): New flags.
742 * lambda-code.c (find_induction_var_from_exit_cond): Export.
743 * cfgloop.c (is_loop_exit): New.
744 * cfgloop.h (is_loop_exit): Declared.
745 (create_empty_if_region_on_edge): Declared.
746 (create_empty_loop_on_edge): Declared.
747 * tree-flow.h (add_phi_node_to_bb): Declared.
748 (make_phi_node): Declared.
749 (rename_variables_in_bb): Declared.
750 (perfect_loop_nest_depth): Declared.
751 (graphite_transform_loops): Declared.
752 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
753 (graphite.o-warn): Add -Wno-error.
754 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
755 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
756 (INCLUDES): Add PPLINC, CLOOGINC.
757 (OBJS-common): Add graphite.o.
758 (graphite.o): Add rule.
759 * gimple.h (gimple_vec): ... here.
760 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
761 * passes.c (init_optimization_passes): Schedule
762 pass_graphite_transforms.
764 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
767 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
768 and -fno-toplevel-reorder after handle_options.
770 2008-09-02 Paul Brook <paul@codesourcery.com>
772 * config/arm/arm.c (arm_tune_cortex_a9): Define.
773 (arm_override_options): Set arm_tune_cortex_a9.
774 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
775 (arm_issue_rate): Handle cortexa9.
776 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
777 * config/arm/arm-cores.def: Add cortex-a9.
778 * config/arm/arm-tune.md: Regenerate.
779 * config/arm/arm.md: Include cortex-a9.md.
780 (generic_sched, generic_vfp): Add cortexa9.
781 * config/arm/cortex-a9.md: New file.
783 2008-09-02 Richard Guenther <rguenther@suse.de>
785 PR tree-optimization/37327
786 * tree-vrp.c (register_new_assert_for): Make sure to not have
787 TREE_OVERFLOW set on the bound.
789 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
791 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
793 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
794 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
797 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
799 * gcc/config/spu/spu.md (divdf3): Removed.
801 2008-09-02 Jakub Jelinek <jakub@redhat.com>
803 PR tree-optimization/37095
804 * cgraph.c (cgraph_node): When creating new cgraph node after
805 assembler_name_hash has been populated, record it in the hash
808 2008-09-01 Paul Brook <paul@codesourcery.com>
810 * doc/invoke.texi: Document -mword-relocations.
811 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
812 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
813 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
814 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
815 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
816 (arm_emit_movpair): New function.
817 (arm_print_operand <c>): Handle sybolic addresses.
818 * config/arm/arm.h (TARGET_USE_MOVT): Define.
819 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
820 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
821 * config/arm/arm.opt: Add -mword-relocations.
822 * config/arm/arm.md (movsi): Use arm_emit_movpair.
823 (arm_movt, arm_movw): New.
825 2008-09-01 Paul Brook <paul@codesourcery.com>
827 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
828 Allow Interworking on ARMv4 EABI based targets.
829 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
830 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
832 2008-09-01 Paul Brook <paul@codesourcery.com>
834 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
835 optimized LT0 test. Remove optimization for GT.
837 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
839 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
841 * pa-hpux11.h (LIB_SPEC): Likewise.
843 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
846 2008-09-01 Jan Hubicka <jh@suse.cz>
848 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
849 present, use only counts; when guessed use only frequencies.
850 (estimate_bb_frequencies): Use function_frequency.
851 * profile.c (compute_branch_probabilities): Exit early when
852 profile reading failed. Set profile_status.
853 (branch_prob): Do not set profile_status.
855 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
857 * tree.c (protected_set_expr_location): New.
858 * tree.h (protected_set_expr_location): New prototype.
859 * c-tree.h (build_array_ref): Add argument.
860 (parser_build_unary_op): Same.
861 * c-typeck.c (build_indirect_ref): Handle new location argument.
862 (build_array_ref): Same.
863 (parser_build_unary_op): Same.
864 * gimplify.c (gimplify_asm_expr): Set input_location before calling
866 * c-omp.c (c_finish_omp_atomic): Pass location when calling
868 * c-common.c (finish_label_address_expr): Handle new location
870 * c-common.h (build_indirect_ref): Add argument.
871 (finish_label_address_expr): Same.
872 * c-parser.c (c_parser_unary_expression): Pass location to build
874 (c_parser_postfix_expression): Same.
876 2008-09-01 Paul Brook <paul@codesourcery.com>
878 * config/arm/arm.md: Include cortex-r4f.md.
879 (attr fpu): Update type list.
880 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
881 fconstd, fcmps and fcmpd.
882 (attr tune_cortexr4): Define.
883 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
884 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
885 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
886 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
887 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
889 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
890 cortex_a8_vfp_farith: Ditto.
891 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
892 * config/arm/cortex-r4.md: Use tune_cortexr4.
893 * config/arm/cortex-r4f.md: New file.
895 2008-09-01 Richard Guenther <rguenther@suse.de>
897 PR tree-optimization/37305
898 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
899 the result of constant conversions.
900 (fold_gimple_assign): Likewise.
902 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
904 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
905 #ifdef ENABLE_CHECKING.
907 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
909 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
910 * sched-int.h (print_insn, print_pattern, print_value): Declare also
911 when !INSN_SCHEDULING.
913 2008-09-01 Andreas Schwab <schwab@suse.de>
915 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
917 2008-09-01 Paul Brook <paul@codesourcery.com>
919 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
921 2008-09-01 Jan Hubicka <jh@suse.cz>
923 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
925 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
926 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
927 * gimplify.c (gimplify_init_constructor): Add speed operand.
928 * tree-sra.c (decide_block_copy): Likewise.
929 * tree-inline.c (estimate_move_cost): Likewise.
930 * config/alpha/alpha.h (MOVE_RATIO): Update.
931 * config/frv/frv.c (MOVE_RATIO): Update.
932 * config/spu/spu.h (MOVE_RATIO): Update.
933 * config/sparc/sparc.h (MOVE_RATIO): Update.
934 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
935 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
936 * config/cris/cris.h (MOVE_RATIO): Update.
937 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
938 * config/arm/arm.h (MOVE_RATIO): Update.
939 * config/pa/pa.md: Update uses of MOVE_RATIO
940 * config/pa/pa.h (MOVE_RATIO): Update.
941 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
942 * config/h8300/h8300.h (MOVE_RATIO): Update.
943 * config/v850/v850.h (MOVE_RATIO): Update.
944 * config/bfin/bfin.h (MOVE_RATIO): Update.
946 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
947 Dmitry Melnik <dm@ispras.ru>
948 Dmitry Zhurikhin <zhur@ispras.ru>
949 Alexander Monakov <amonakov@ispras.ru>
950 Maxim Kuvyrkov <maxim@codesourcery.com>
952 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
953 sel-sched-dump.c, sel-sched-ir.c: New files.
954 * Makefile.in (OBJS-common): Add selective scheduling object
956 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
957 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
958 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
959 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
960 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
961 (make_forwarder_block): Update loop latch if we have redirected
963 * cfgloop.c (get_loop_body_in_custom_order): New function.
964 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
965 (CP_FALLTHRU_PREHEADERS): Likewise.
966 (get_loop_body_in_custom_order): Declare.
967 * cfgloopmanip.c (has_preds_from_loop): New.
968 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
969 Assert that the preheader edge will be fall thru when it is set.
970 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
971 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
972 fsel-sched-substitution, fselective-scheduling): New flags.
973 * cse.c (hash_rtx_cb): New.
975 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
976 sel_sched_insn_cnt): New counters.
977 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
978 * genattr.c (main): Output maximal_insn_latency prototype.
979 * genautomata.c (output_default_latencies): New. Factor its code from ...
980 (output_internal_insn_latency_func): ... here.
981 (output_internal_maximal_insn_latency_func): New.
982 (output_maximal_insn_latency_func): New.
983 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
984 (struct hard_reg_set_iterator): New.
985 (hard_reg_set_iter_init, hard_reg_set_iter_set,
986 hard_reg_set_iter_next): New functions.
987 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
988 * lists.c (remove_free_INSN_LIST_node,
989 remove_free_EXPR_LIST_node): New functions.
990 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
991 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
992 (loop_optimizer_finalize): Do not verify flow info after reload.
993 * recog.c (validate_replace_rtx_1): New parameter simplify.
994 Default it to true. Update all uses. Factor out simplifying
996 (simplify_while_replacing): ... this new function.
997 (validate_replace_rtx_part,
998 validate_replace_rtx_part_nosimplify): New.
999 * recog.h (validate_replace_rtx_part,
1000 validate_replace_rtx_part_nosimplify): Declare.
1001 * rtl.c (rtx_equal_p_cb): New.
1002 (rtx_equal_p): Use it.
1003 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1004 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1005 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1006 * vecprim.h: Add a vector type for unsigned int.
1007 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1008 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1009 ready_try, cycle_issued_insns, spec_info): Make global.
1010 (readyp): Initialize.
1011 (dfa_lookahead): New global variable.
1012 (old_max_uid, old_last_basic_block): Remove.
1013 (h_i_d): Make it a vector.
1014 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1016 (after_recovery, adding_bb_to_current_region_p):
1017 New variables to handle correct insertion of the recovery code.
1018 (struct ready_list): Move declaration to sched-int.h.
1019 (rgn_n_insns): Removed.
1020 (rtx_vec_t): Move to sched-int.h.
1021 (find_insn_reg_weight): Remove.
1022 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1023 (haifa_init_h_i_d, haifa_finish_h_i_d):
1024 New functions to initialize / finalize haifa instruction data.
1025 (extend_h_i_d, init_h_i_d): Rewrite.
1026 (unlink_other_notes): Move logic to add_to_note_list. Handle
1027 selective scheduler.
1028 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1029 find_fallthru_edge): Make global, remove static prototypes.
1030 (max_issue): Make global. Add privileged_n and state parameters. Use
1032 (extend_global, extend_all): Removed.
1033 (init_before_recovery): Add new param. Fix the handling of the case
1034 when we insert a recovery code before the EXIT which has a predecessor
1035 with a fallthrough edge to it.
1036 (create_recovery_block): Make global. Rename to
1037 sched_create_recovery_block. Update.
1038 (change_pattern): Rename to sched_change_pattern. Make global.
1039 (speculate_insn): Rename to sched_speculate_insn. Make global.
1040 Split haifa-specific functionality into ...
1041 (haifa_change_pattern): New static function.
1042 (sched_extend_bb): New static function.
1043 (sched_init_bbs): New function.
1044 (current_sched_info): Change type to struct haifa_sched_info.
1045 (insn_cost): Adjust for selective scheduling.
1046 (dep_cost_1): New function. Move logic from ...
1047 (dep_cost): ... here.
1048 (dep_cost): Use dep_cost_1.
1049 (contributes_to_priority_p): Use sched_deps_info instead of
1051 (priority): Adjust to work with selective scheduling. Process the
1052 corner case when all dependencies don't contribute to priority.
1053 (rank_for_schedule): Use ds_weak instead of dep_weak.
1054 (advance_state): New function. Move logic from ...
1055 (advance_one_cycle): ... here.
1056 (add_to_note_list, concat_note_lists): New functions.
1057 (rm_other_notes): Make static. Adjust for selective scheduling.
1058 (remove_notes, restore_other_notes): New functions.
1059 (move_insn): Add two arguments. Update assert. Don't call
1061 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1062 Remove more_issue, max_points. Move the code to initialize
1063 max_lookahead_tries to max_issue.
1064 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1065 ready. Adjust use of move_insn. Call restore_other_notes.
1067 (sched_init, sched_finish): Move Haifa-specific initialization/
1069 (haifa_sched_init, haifa_sched_finish): ... respectively.
1071 (setup_sched_dump): New function.
1072 (haifa_init_only_bb): New static function.
1073 (haifa_speculate_insn): New static function.
1074 (try_ready): Use haifa_* instead of speculate_insn and
1076 (extend_ready, extend_all): Remove.
1077 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1078 (create_check_block_twin, add_to_speculative_block): Use
1079 haifa_insns_init instead of extend_global. Update to use new
1080 initialization functions. Change parameter. Factor out code from
1081 create_check_block_twin to ...
1082 (sched_create_recovery_edges) ... this new function.
1083 (add_block): Remove.
1084 (sched_scan_info): New.
1085 (extend_bb): Use sched_scan_info.
1086 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1087 static functions for walking through scheduling region.
1088 (sched_luids): New vector variable to replace uid_to_luid.
1089 (luids_extend_insn): New function.
1090 (sched_max_luid): New variable.
1091 (luids_init_insn): New function.
1092 (sched_init_luids, sched_finish_luids): New functions.
1093 (insn_luid): New debug function.
1094 (sched_extend_target): New function.
1095 (haifa_init_insn): New static function.
1096 (sched_init_only_bb): New hook.
1097 (sched_split_block): New hook.
1098 (sched_split_block_1): New function.
1099 (sched_create_empty_bb): New hook.
1100 (sched_create_empty_bb_1): New function.
1101 (common_sched_info, ready): New global variables.
1102 (current_sched_info_var): Remove.
1103 (move_block_after_check): Use common_sched_info.
1104 (haifa_luid_for_non_insn): New static function.
1105 (init_before_recovery): Use haifa_init_only_bb instead of
1107 (increase_insn_priority): New.
1108 * modulo-sched.c: (issue_rate): Remove static declaration.
1109 (sms_sched_info): Change type to haifa_sched_info.
1110 (sms_sched_deps_info, sms_common_sched_info): New variables.
1111 (setup_sched_infos): New.
1112 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1113 Do not call regstat_free_calls_crossed.
1114 (sms_print_insn): Use const_rtx.
1115 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1116 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1117 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1118 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1119 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1120 current_sched_info to use it.
1121 (enum reg_pending_barrier_mode): Move to sched-int.h.
1122 (h_d_i_d): New variable. Initialize to NULL.
1123 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1125 (estimate_dep_weak): Remove static declaration.
1126 (sched_has_condition_p): New function. Adjust users of
1127 sched_get_condition to use it instead.
1128 (conditions_mutex_p): Add arguments indicating which conditions are
1130 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1131 argument to indicate whether returned condition is reversed. Do not
1132 generate new rtx when condition should be reversed; indicate it by
1133 setting new argument instead.
1134 (add_dependence_list_and_free): Add deps parameter.
1135 Update all users. Do not free dependence list when
1136 deps context is readonly.
1137 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1139 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1140 (remove_from_deps): New. Use the above functions.
1141 (cur_insn, can_start_lhs_rhs_p): New static variables.
1142 (add_or_update_back_dep_1): Initialize present_dep_type.
1143 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1144 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1145 haifa_note_dep): New functions implementing dependence hooks for
1146 the Haifa scheduler.
1147 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1148 note_dep): New functions.
1149 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1151 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1152 (free_deps): Initialize deps->reg_last.
1153 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1154 sched_analyze_insn): Update to use dependency hooks infrastructure
1155 and readonly contexts.
1156 (deps_analyze_insn): New function. Move part of logic from ...
1157 (sched_analyze): ... here. Also move some logic to ...
1158 (deps_start_bb): ... here. New function.
1159 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1161 (sched_deps_init): New function. Move code from ...
1162 (init_dependency_caches): ... here. Remove.
1163 (init_deps_data_vector): New.
1164 (sched_deps_finish): New function. Move code from ...
1165 (free_dependency_caches): ... here. Remove.
1166 (init_deps_global, finish_deps_global): Adjust for use with
1167 selective scheduling.
1168 (get_dep_weak): Move logic to ...
1169 (get_dep_weak_1): New function.
1170 (ds_merge): Move logic to ...
1171 (ds_merge_1): New static function.
1172 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1173 (ds_get_max_dep_weak): New function.
1174 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1175 (n_insns): Rename to rgn_n_insns.
1176 (debug_ebb_dependencies): New function.
1177 (init_ready_list): Use it.
1178 (begin_schedule_ready): Use sched_init_only_bb.
1179 (ebb_print_insn): Indicate when an insn starts a new cycle.
1180 (contributes_to_priority, compute_jump_reg_dependencies,
1181 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1182 (add_block1): Remove to ebb_add_block.
1183 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1184 (schedule_ebb): Initialize them. Use remove_notes instead of
1185 rm_other_notes. Use haifa_local_init/finish.
1186 (schedule_ebbs): Use haifa_sched_init/finish.
1187 * sched-int.h: Include vecprim.h, remove rtl.h.
1188 (struct ready_list): Delete declaration.
1189 (sched_verbose_param, enum sched_pass_id_t,
1190 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1191 (struct sched_scan_info_def): New structure.
1192 (sched_scan_info, sched_scan, sched_init_bbs,
1193 sched_init_luids, sched_finish_luids, sched_extend_target,
1194 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1195 (struct common_sched_info_def): New.
1196 (common_sched_info, haifa_common_sched_info,
1197 sched_emulate_haifa_p): Declare.
1199 (sched_luids): Declare.
1200 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1201 (sched_max_luid, insn_luid): Declare.
1202 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1203 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1204 print_insn, print_pattern, print_value, haifa_classify_insn,
1205 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1206 setup_sched_dump, sched_init, sched_finish,
1207 sel_insn_is_speculation_check): Export.
1208 (struct ready_list): Move from haifa-sched.c.
1209 (ready_try, ready, max_issue): Export.
1210 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1211 sched_init_only_bb, sched_split_block, sched_split_block_1,
1212 sched_create_empty_bb, sched_create_empty_bb_1,
1213 sched_create_recovery_block, sched_create_recovery_edges): Export.
1214 (enum reg_pending_barrier_mode): Export.
1215 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1217 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1218 print_insn field. Move add_block and fix_recovery_cfg to
1219 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1220 (struct sched_deps_info_def): ... this new structure.
1221 (sched_deps_info): Declare.
1222 (struct spec_info_def): Remove weakness_cutoff, add
1223 data_weakness_cutoff and control_weakness_cutoff.
1224 (spec_info): Declare.
1225 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1227 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1228 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1229 (current_sched_info): Change type to struct haifa_sched_info.
1230 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1231 (h_d_i_d): New variable.
1232 (HDID): New accessor macro.
1233 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1234 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1236 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1237 (enum SCHED_FLAGS): Update for selective scheduler.
1238 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1239 (init_dependency_caches, free_dependency_caches): Delete declarations.
1240 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1241 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1242 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1243 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1244 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1246 (rm_other_notes): Delete declaration.
1247 (schedule_block): Remove one argument.
1248 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1249 ready_element, ready_lastpos, sched_extend_ready_list,
1250 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1251 concat_note_lists): Export.
1252 (struct region): Move from sched-rgn.h.
1253 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1254 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1255 BLOCK_TO_BB, CONTAINING_RGN): Export.
1256 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1257 (current_nr_blocks, current_blocks, target_bb): Likewise.
1258 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1259 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1260 sched_rgn_local_init, extend_regions,
1261 rgn_make_new_region_out_of_new_block, compute_priorities,
1262 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1263 extend_rgns, deps_join rgn_setup_common_sched_info,
1264 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1265 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1266 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1267 increase_insn_priority): Likewise.
1268 * sched-rgn.c: Include sel-sched.h.
1269 (ref_counts): New static variable. Use it ...
1270 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1271 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1272 (sched_is_disabled_for_current_region_p): Delete static declaration.
1273 (struct region): Move to sched-int.h.
1274 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1275 ebb_head): Define and initialize.
1276 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1277 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1278 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1280 (find_single_block_region): Add new argument to indicate that EBB
1281 regions should be constructed.
1282 (debug_live): Delete declaration.
1283 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1284 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1286 (init_regions): Delete declaration.
1287 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1288 rgn_estimate_number_of_insns): New.
1289 (too_large): Use estimate_number_of_insns.
1290 (haifa_find_rgns): New. Move the code from ...
1291 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1292 (free_trg_info): New.
1293 (compute_trg_info): Allocate candidate tables here instead of ...
1294 (init_ready_list): ... here.
1295 (rgn_print_insn): Use const_rtx.
1296 (contributes_to_priority, extend_regions): Delete static declaration.
1297 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1298 (add_block1): Rename to rgn_add_block.
1299 (debug_rgn_dependencies): Delete static qualifier.
1300 (new_ready): Use sched_deps_info. Simplify.
1301 (rgn_common_sched_info, rgn_const_sched_deps_info,
1302 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1303 (region_sched_info): Rename to rgn_const_sched_info.
1304 (deps_join): New, extracted from ...
1305 (propagate_deps): ... here.
1306 (compute_block_dependences, debug_dependencies): Update for selective
1308 (free_rgn_deps, compute_priorities): New functions.
1309 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1310 sched_rgn_compute_dependencies): New functions.
1311 (schedule_region): Use them.
1312 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1313 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1315 (schedule_insns): Call new functions that were split out.
1316 (rgn_make_new_region_out_of_new_block): New.
1317 (get_rgn_sched_max_insns_priority): New.
1318 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1319 scheduling when appropriate.
1320 * sched-vis.c: Include insn-attr.h.
1321 (print_value, print_pattern): Make global.
1322 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1323 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1324 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1325 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1326 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1327 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1328 hooks. Initialize them to 0.
1329 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1330 * target.h (struct gcc_target): Add them. Rename gen_check field to
1332 * flags.h (sel_sched_switch_set): Declare.
1333 * opts.c (sel_sched_switch_set): New variable.
1334 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1335 pipelining is disabled from command line.
1336 (common_handle_option): Record whether selective scheduling is
1337 requested from command line.
1338 * doc/invoke.texi: Document new flags and parameters.
1339 * doc/tm.texi: Document new target hooks.
1340 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1341 (dfa_state_size): Do not declare locally.
1342 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1343 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1344 rs6000_alloc_sched_context, rs6000_set_sched_context,
1345 rs6000_free_sched_context): New functions.
1346 (struct _rs6000_sched_context): New.
1347 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1349 (rs6000_sched_finish): Do not run for selective scheduling.
1351 2008-08-31 Jan Hubicka <jh@suse.cz>
1353 * frv.c (frv_rtx_costs): Update forward declaration.
1354 * spu.c (spu_rtx_costs): Likewise.
1355 * pdp11.c: Include df.h
1356 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1357 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1358 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1359 * iq2000.c (iq2000_address_cost): Add speed argument.
1360 (iq2000_rtx_costs): Likewise.
1361 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1362 update call of mn10300_address_cost.
1363 * mcore.c: Include df.h
1364 (mcore_rtx_costs): Update prototype.
1365 * score3.c: Include df.h
1366 (score3_rtx_costs): Remove speed argument.
1367 * score7.c: Include df.h
1368 (score7_address_cost): Remove speed argument.
1369 * score-protos.h (score_address_cost): Update prototype.
1370 * score.c: Include df.h
1371 (score_rtx_costs): Update call of costs functions.
1372 * v850.c (v850_rtx_costs): Add bool argument.
1374 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1376 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1378 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1380 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1381 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1383 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1385 * mkmap-flat.awk: Add option pe_dll.
1386 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1387 * config/i386/t-cygwin (SHLIB_LC): Add.
1388 * config/i386/t-mingw32 (SHLIB_LC): Add.
1389 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1390 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1391 (LINK_SPEC): Support libgcc_s.
1392 (LIBGCC_SPEC): Support libgcc_s.
1393 (LIBGCC_SONAME): New.
1395 2008-08-31 Jan Hubicka <jh@suse.cz>
1397 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1398 mistakely had old version of patch.
1400 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1401 (ipcp_estimate_growth): New.
1402 (ipcp_insert_stage): Use ipcp_estimate_growth.
1403 * profile.c (branch_prob): When reading failed, do not consider
1406 2008-08-31 Jan Hubicka <jh@suse.cz>
1408 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1409 loop is optimized for speed.
1411 2008-08-31 Richard Guenther <rguenther@suse.de>
1414 * fold-const.c (fold_binary): Retain conversions in folding
1417 2008-08-31 Jan Hubicka <jh@suse.cz>
1419 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1420 * predict.c (maybe_hot_frequency_p): Make inline.
1421 (maybe_hot_count_p): Break out from ...
1422 (maybe_hot_bb_p): ... this one.
1423 (maybe_hot_edge_p): Simplify.
1424 * basic-block.h (probably_cold_bb_p): Remove.
1426 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1429 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1431 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1432 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1433 Also split V4SFmode.
1434 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1437 2008-08-31 Jan Hubicka <jh@suse.cz>
1439 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1441 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1443 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1446 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1449 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1450 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1452 2008-08-31 Jan Hubicka <jh@suse.cz>
1454 * sparc.h (BRANCH_COST): Fix macro definition.
1455 * avr.c (avr_operand_rtx_cost): Add speed argument.
1456 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1458 2008-08-31 Richard Guenther <rguenther@suse.de>
1460 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1461 types instead of operands. Re-instantiate verifying of
1462 binary expression operands.
1464 2008-08-30 Jan Hubicka <jh@suse.cz>
1466 * fwprop.c (should_replace_address): Add speed attribute.
1467 (PR_OPTIMIZE_FOR_SPEED): New flag.
1468 (propagate_rtx_1): Use it.
1469 (propagate_rtx): Set it.
1470 (try_fwprop_subst): Update call of rtx_costs.
1471 (forward_propagate_and_simplify): LIkewise.
1472 * hooks.c (hook_int_rtx_bool_0): New
1473 (hook_bool_rtx_int_int_intp_false): Replace by ...
1474 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1475 * hooks.h (hook_int_rtx_bool_0): New
1476 (hook_bool_rtx_int_int_intp_false): Replace by ...
1477 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1478 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1479 (prepare_cmp_insn): UPdate call of rtx_cost.
1480 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1481 (reload_cse_simplify_operands): Update call of rtx_cost.
1482 (reload_cse_move2add): call of rtx_cost.
1483 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1484 * rtlanal.c (rtx_cost): Add speed argument.
1485 (address_cost): Add speed argument
1486 (default_address_cost): Likewise.
1487 (insn_rtx_cost): Likewise.
1488 * cfgloopanal.c (seq_cost): Add speed argument.
1489 (target_reg_cost, target_spill_cost): Turn to array.
1490 (init_set_costs): Update for speed.
1491 (estimate_reg_pressure_cost): Add speed argument.
1492 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1493 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1494 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1495 (seq_cost): Add speed argument.
1496 (computation_cost): Add speed arugment.
1497 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1498 (force_expr_to_var_cost): Update for profile info.
1499 (force_var_cost): Likewise.
1500 (split_address_cost): Likewise.
1501 (ptr_difference_cost): Likewise.
1502 (difference_cost): Likewise.
1503 (get_computation_cost_at): Likewise.
1504 (determine_iv_cost): Likewise.
1505 (ivopts_global_cost_for_size): Likewise.
1506 (rewrite_use_address): Likewise.
1507 (tree_ssa_iv_optimize_loop): Initialize speed field.
1508 * cse.c (optimize_this_for_speed_p): New static var.
1509 (notreg_cost): Update call of rtx_cost.
1510 (cse_extended_basic_block): set optimize_this_for_speed_p.
1511 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1512 (noce_try_cmove_arith): Likewise.
1513 (noce_try_sign_mask): LIkewise.
1514 * expr.c (compress_float_constant): Update rtx_cost calls.
1515 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1516 (addr_to_parts): Likewise.
1517 (create_mem_ref): Likewise.
1518 * dse.c (find_shift_sequence): Add speed argument.
1519 (replace_read): Update call.
1520 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1521 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1522 * neg_cost, shift_cost, shiftadd_cost,
1523 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1524 mul_highpart_cost): Increase dimension.
1525 (init_expmed): Initialize for both size and speed.
1526 (expand_shift): Use profile.
1527 (synth_mult): Use profile.
1528 (choose_mult_variant): Use profile.
1529 (expand_mult): Use profile.
1530 (expand_mult_highpart_optab): Use profile.
1531 (expand_mult_highpart): Use profile.
1532 (expand_smod_pow2): Use profile.
1533 (expand_divmod): Use profile.
1534 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1535 * loop-invariant.c (create_new_invariant): Use profile.
1536 (gain_for_invariant): Add speed parameter.
1537 (best_gain_for_invariant): Likewise.
1538 (find_invariants_to_move): Likewise.
1539 (move_single_loop_invariants): Set it.
1540 * target-def.h (TARGET_RTX_COSTS): Use hook.
1541 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1542 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1543 * output.h (default_address_cost): Update prototype.
1544 * combine.c (optimize_this_for_speed_p): New static var.
1545 (combine_validate_cost): Update call of rtx_cost.
1546 (combine_instructions): Set optimize_this_for_speed_p.
1547 (expand_compound_operation): Update call of rtx_cost.
1548 (make_extraction):Update call of rtx_cost.
1549 (force_to_mode):Update call of rtx_cost.
1550 (distribute_and_simplify_rtx):Update call of rtx_cost.
1551 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1552 (estimate_reg_pressure_cost): Update prototype.
1553 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1554 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1556 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1557 (alpha_rtx_costs): Update.
1558 * config/frv/frv.c (frv_rtx_costs): Update.
1559 * config/s390/s390.c (s390_rtx_costs): Update.
1560 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1561 (m32c_rtx_costs): Update.
1562 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1563 (spu_rtx_costs): Update.
1564 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1565 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1566 * config/i386/i386.c (:ix86_address_cost): Update.
1567 (ix86_rtx_costs): Update.
1568 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1569 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1570 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1571 * config/crx/crx.c (crx_address_cost): Update.
1572 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1573 * config/stormy16/stormy16.c
1574 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1575 * config/m68hc11/m68hc11.c
1576 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1577 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1578 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1579 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1580 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1581 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1582 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1583 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1584 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1585 (mcore_rtx_costs): update.
1586 * config/score/score3.c (score3_rtx_costs): Update.
1587 * config/score/score7.c (score7_rtx_costs): Update.
1588 * config/score/score3.h (score3_rtx_costs):Update.
1589 * config/score/score7.h (score7_rtx_costs): Update.
1590 * config/score/score.c (score_rtx_costs): Update.
1591 * config/arm/arm.c (arm_address_cost): Update.
1592 (arm_rtx_costs_1): Update.
1593 (arm_rtx_costs_1): Update.
1594 (arm_size_rtx_costs): Update.
1595 (arm_size_rtx_costs): Update.
1596 (arm_size_rtx_costs): Update.
1597 (arm_xscale_rtx_costs): Update.
1598 (arm_thumb_address_cost): Update.
1599 * config/pa/pa.c (hppa_address_cost): Update.
1600 * config/mips/mips.c (mips_rtx_costs): Update.
1601 * config/vax/vax.c (vax_address_cost): Update.
1602 * config/h8300/h8300.c (h8300_shift_costs): Update.
1603 (h8300_rtx_costs): Update.
1604 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1605 (v850_rtx_costs): Update.
1606 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1607 * config/bfin/bfin.c
1608 (bfin_address_cost): Update.
1609 (bfin_rtx_costs): Update.
1610 * stmt.c (lshift_cheap_p): Update.
1612 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1615 * expmed.c (extract_bit_field_1): Check the mode size to make
1616 sure the vector modes have the same size.
1618 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1620 * dojump.c (top level): Include basic-block.h to declare
1621 optimize_insn_for_speed_p
1623 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1625 * opts.h (CL_SAVE): New option class for marking options that are
1626 target specific options usable in the target attribute.
1627 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1629 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1630 can easily find the target specific options that are safe to use
1631 in the attribute or pragma.
1633 * attribs.c (decl_attributes): Change #pragma GCC option to
1634 #pragma GCC target, and attribute((option(...))) to
1635 attribute((target(...))).
1637 * doc/extend.texi (target attribute): Change from option
1638 attribute. Delete push/pop/reset.
1639 (#pragma GCC target): Change from #pragma GCC option. Delete
1641 (#pragma GCC push_options): Document new pragma.
1642 (#pragma GCC pop_options): Document new pragma.
1643 (#pragma GCC reset_options): Document new pragma.
1645 * targhooks.c (default_target_option_valid_attribute_p): Add
1646 warning about port not supporting target attributes.
1647 (default_target_option_pragma_parse): New function, warn about
1648 #pragma GCC target not being supported.
1650 * targhooks.h (default_target_option_pragma_parse): Add
1653 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1654 TI_CURRENT_OPTION_PRAGMA.
1655 (current_target_pragma): Rename from current_option_pragma.
1657 * target.h: (struct target_option): Delete booleans for changing
1658 the optimization level on hot/cold functions. Change signature of
1659 pragma_parse hook to take a second tree.
1661 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1663 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1664 that the declaration is done at global scope.
1666 * langhooks.c (add_builtin_function_common): Move most of the code
1667 from add_builtin_function here, calling the hook passed in.
1668 (add_builtin_function): Call add_builtin_function_common with
1669 standard builtin hook.
1670 (add_builtin_function_ext_scope): New function to add builtins to
1673 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1675 (add_builtin_function_ext_scope): Add declaration.
1677 * c-pragma.c (handle_pragma_target): Rename from
1678 handle_pragma_option, #pragma GCC option is now #pragma GCC
1679 target. Move warning about port not supporting target options to
1680 default pragma parse hook. Remove push/pop/reset from this
1682 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1683 (option_stack): Delete static variable.
1684 (optimize_stack): Ditto.
1685 (optons_stack): New stack of saved target and optimization
1687 (handle_pragma_push_options): New function to handle pushing both
1688 target and optimization options.
1689 (handle_pragma_pop_options): New function to handle popping both
1690 target and optimization options.
1691 (handle_pragma_reset_options): New function to handle resetting
1692 both target and optimization options to their initial state.
1693 (init_pragma): Rename handle_pragma_option to
1694 handle_pragma_target. Add support for push_options, pop_options,
1695 and reset_options pragmas.
1697 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1698 default_target_option_pragma_parse.
1699 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1700 default_target_option_valid_attribute_p.
1701 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1702 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1703 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1704 optimization level on hot/cold functions.
1706 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1707 if the caller and callee have different optimization levels.
1709 * c-common.c (handle_target_attribute): Rename from
1710 handle_option_attribute, attribute((option(...))) is now
1711 attribute((target(...))). Move warning if the port does not
1712 support target attributes to the default hook.
1713 (handle_hot_attribute): Delete code to change the optimization
1714 level of hot functions.
1715 (handle_cold_attribute): Ditto.
1717 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1718 argument that is the binary tree options to use if there are no
1719 arguments. Call ix86_valid_target_attribute_tree instead of
1720 ix86_valid_option_attribute_tree.
1721 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1722 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1723 ix86_pragma_option_parse.
1725 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1726 Rename from ix86_valid_option_attribute_tree.
1728 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1729 new builtins when the ISA changes.
1730 (ix86_valid_target_attribute_tree): Rename from
1731 ix86_valid_option_attribute_tree. Change callers. If the
1732 function specified optimization options, use those as the starting
1733 point before setting up the target attributes. If the
1734 optimization options were changed in the course of setting the
1735 target attributes, record the new optimization options.
1736 (ix86_valid_target_attribute_tree_inner_p): Rename from
1737 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1738 ix86_add_new_builtins if the ISA changed.
1739 (ix86_valid_target_attribute_p): Rename from
1740 ix86_valid_option_attribute_p. Change callers.
1741 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1742 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1743 as delayed builtin functions.
1744 (struct builtin_isa): New structure to record builtin functions
1745 that should be delayed until the ISA for that function is used.
1746 (ix86_builtins_isa): Change from int to struct to track builtin
1747 functions we want to declare at some point.
1748 (def_builtin): If the front end can delay defining the builtin
1749 functions, don't create builtins for ISAs not part of the default
1751 (def_builtin_const): Ditto.
1752 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1753 __builtin_ia32_pcmov_v2di to be different builtin functions.
1754 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1755 a structure instead of an int.
1756 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1757 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1758 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1759 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1761 * config/ia64/ia64.h
1762 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1763 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1765 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1766 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1767 (LANG_HOOKS_INITIALIZER): Add
1768 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1770 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1773 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1774 the reload address with the index register for SFmode
1775 access with a displacement.
1777 2008-08-30 Jan Hubicka <jh@suse.cz>
1779 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1780 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1781 * dojump.c (do_jump): Likewise.
1782 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1783 (note-if_info): Add BRANCH_COST.
1784 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1785 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1786 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1788 * expr.h (BRANCH_COST): Update default.
1789 * predict.c (predictable_edge_p): New function.
1790 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1791 Update BRANCH_COST call.
1792 * basic-block.h (predictable_edge_p): Declare.
1793 * config/alpha/alpha.h (BRANCH_COST): Update.
1794 * config/frv/frv.h (BRANCH_COST): Update.
1795 * config/s390/s390.h (BRANCH_COST): Update.
1796 * config/spu/spu.h (BRANCH_COST): Update.
1797 * config/sparc/sparc.h (BRANCH_COST): Update.
1798 * config/m32r/m32r.h (BRANCH_COST): Update.
1799 * config/i386/i386.h (BRANCH_COST): Update.
1800 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1801 * config/sh/sh.h (BRANCH_COST): Update.
1802 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1803 * config/avr/avr.h (BRANCH_COST): Update.
1804 * config/crx/crx.h (BRANCH_COST): Update.
1805 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1806 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1807 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1808 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1809 * config/ia64/ia64.h (BRANCH_COST): Update.
1810 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1811 * config/arc/arc.h (BRANCH_COST): Update.
1812 * config/score/score.h (BRANCH_COST): Update.
1813 * config/arm/arm.h (BRANCH_COST): Update.
1814 * config/pa/pa.h (BRANCH_COST): Update.
1815 * config/mips/mips.h (BRANCH_COST): Update.
1816 * config/vax/vax.h (BRANCH_COST): Update.
1817 * config/h8300/h8300.h (BRANCH_COST): Update.
1818 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1819 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1820 * doc/tm.texi (BRANCH_COST): Update.
1822 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1825 * config/arm/arm.c (arm_optimization_options): Set
1826 flag_section_anchors to 2 instead of 1 to distinguish it from
1827 -fsection-anchors given explicitely on the command line.
1829 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1831 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1832 final insn of a split.
1834 2008-08-30 Jan Hubicka <jh@suse.cz>
1836 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1837 optimized for speed.
1838 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1839 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1840 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1841 flag_gcse_after_reload_set): New static vars.
1842 (common_handle_option): Enable those flags for profile-use.
1843 (decode_options): Remove optimize_size flags that are handled
1844 on higher granuality.
1845 * tree-vectorizer.c (vectorize_loops): Use
1846 optimize_loop_nest_for_speed_p.
1847 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1848 * tree-predcom.c (tree_predictive_commoning): Use
1849 optimize_loop_for_speed_p.
1850 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1851 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1852 * predict.c (optimize_loop_for_speed_p): Fix walk.
1854 2008-08-30 Jan Hubicka <jh@suse.cz>
1856 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1858 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1859 profile presence locally.
1861 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1864 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1865 versions before 4.0.
1867 2008-08-29 Jan Hubicka <jh@suse.cz>
1869 * tree-inline.c (insert_init_stmt): Insert sequence even when
1872 2008-08-29 Jeff Law <law@redhat.com>
1874 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1875 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1876 location and class is an FP register.
1878 2008-08-29 Jan Hubicka <jh@suse.cz>
1880 * see.c (see_merge_one_def_extension): Silence used uninitialized
1882 * matrix-reorg.c (check_allocation_function): Likewise.
1883 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1885 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1888 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1889 compute new & and | in type rather than TREE_TYPE (arg0).
1891 * dwarf2out.c (fortran_common): Update comment.
1892 (gen_variable_die): Swap com_die and var_die variables in Fortran
1893 COMMON block handling code.
1895 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1897 * dwarf2out.c (gen_const_die): New function.
1898 (size_of_die, value_format, output_die): Output larger
1899 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1900 (native_encode_initializer): New function.
1901 (tree_add_const_value_attribute): Call it.
1902 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1904 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1905 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1906 TREE_THIS_VOLATILE to add_type_attribute.
1908 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1910 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1913 * dwarf2out.c (loc_by_reference): New function.
1914 (add_location_or_const_value_attribute): Use it.
1917 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1918 as DW_TAG_variable children of DW_TAG_common_block rather than
1919 DW_TAG_member children. Put DW_AT_external to individual
1920 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1922 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1923 loc_descriptor_from_tree_1.
1927 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1928 arguments to imported_module_or_decl.
1929 (debug_nothing_tree_tree): Removed.
1930 (debug_nothing_tree_tree_tree_bool): New prototype.
1931 * debug.c (do_nothing_debug_hooks): Adjust.
1932 (debug_nothing_tree_tree): Removed.
1933 (debug_nothing_tree_tree_tree_bool): New function.
1934 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1935 (gen_variable_die): Put all common vars for the
1936 same COMMON block under one DW_TAG_common_block.
1937 (declare_in_namespace): Return new context_die, for Fortran
1938 return the module DIE instead of adding extra declarations into
1940 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1941 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1942 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1944 (dwarf2out_global_decl): Don't skip Fortran global vars.
1945 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1946 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1947 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1948 DW_TAG_imported_declaration as child of previous
1949 DW_TAG_imported_module.
1950 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1951 * sdbout.c (sdb_debug_hooks): Likewise.
1952 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1954 2008-08-29 Jan Hubicka <jh@suse.cz>
1956 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1958 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1959 * ipa-cp.c (n_cloning_candidates): New static variable.
1960 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1961 (ipcp_print_all_lattices): Improve debug output.
1962 (ipcp_cloning_candidate_p): New function.
1963 (ipcp_initialize_node_lattices): Use it.
1964 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1965 (ipcp_propagate_stage): Prettier debug output.
1966 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1967 (ipcp_print_all_structures): Remove.
1968 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1969 (ipcp_insert_stage): Prettier debug output; call
1970 cgraph_remove_unreachable_nodes before propagating.
1971 (pass_ipa_cp): Schedule function removal pass.
1972 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1974 (cgraph_maybe_hot_edge_p): Move to ...
1975 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1976 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1977 (common_handle_option): Set them; enable ipa-cp when profiling.
1978 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1979 (ipa_print_all_jump_functions): Likewise.
1980 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1981 (ipa_print_node_params, ipa_print_all_params): New.
1982 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1983 ipa_print_all_param_flags): Remove.
1984 (ipa_print_node_params, ipa_print_all_params): New.
1986 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1988 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1989 change from 2008-04-03.
1990 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1992 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1996 * ira-color.c (push_allocnos_to_stack): Truncate
1997 removed_splay_allocno_vec.
1999 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2002 * ira-color (ira_fast_allocation): Don't assign hard registers to
2005 2008-08-29 Jan Hubicka <jh@suse.cz>
2008 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2009 for cold internal loops.
2011 2008-08-29 Richard Guenther <rguenther@suse.de>
2013 * tree-ssa-structalias.c (create_variable_info_for): Do not
2014 create fields for heap vars or vars with a noalias state.
2015 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2018 2008-08-29 Richard Guenther <rguenther@suse.de>
2020 * common.opt (ftree-store-ccp): Mark as preserved for
2021 backward compatibility.
2022 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2023 * tree-pass.h (pass_store_ccp): Remove.
2024 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2025 (first_vdef): Remove declaration.
2026 (get_value_loaded_by): Likewise.
2027 * tree-ssa-ccp.c (do_store_ccp): Remove.
2028 (get_default_value): Simplify as do_store_ccp is always false
2029 now. Do not initialize mem_ref.
2030 (set_value_varying): Likewise.
2031 (canonicalize_float_value): Likewise.
2032 (set_lattice_value): Likewise.
2033 (likely_value): Likewise.
2034 (surely_varying_stmt_p): Likewise.
2035 (ccp_initialize): Likewise.
2036 (ccp_lattice_meet): Likewise.
2037 (ccp_visit_phi_node): Likewise.
2038 (ccp_fold): Likewise.
2039 (evaluate_stmt): Likewise.
2040 (visit_assignment): Likewise.
2041 (ccp_visit_stmt): Likewise.
2042 (execute_ssa_ccp): Fold into ...
2043 (do_ssa_ccp): ... this.
2044 (do_ssa_store_ccp): Remove.
2045 (gate_store_ccp): Likewise.
2046 (pass_store_ccp): Likewise.
2047 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2049 * tree-ssa-propagate.c (first_vdef): Remove.
2050 (get_value_loaded_by): Likewise.
2051 (replace_vuses_in): Likewise.
2052 (substitute_and_fold): Do not call replace_vuses_in.
2053 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2055 2008-08-29 Richard Guenther <rguenther@suse.de>
2058 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2059 PARAM_NOALIAS tags with is_heapvar.
2060 * tree-ssa-operands.c (access_can_touch_variable): Offset
2061 based tests do not apply for heapvars. Fix offset test.
2063 2008-08-29 Jan Hubicka <jh@suse.cz>
2065 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2066 (-fipa-cp-clone): Enabled by default at -O3.
2067 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2068 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2070 2008-08-29 Jan Hubicka <jh@suse.cz>
2072 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2074 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2076 * gimple.c (giple_copy_call_skip_args): New function.
2077 (giple_copy_call_skip_args): Declare.
2079 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2080 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2081 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2082 (ipcp_create_replace_map): Improve debug output.
2083 (ipcp_need_redirect_p): Return false when not clonning.
2084 (ipcp_update_callgraph): Skip args.
2085 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2087 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2088 (save_inline_function_body): Update call of tree_function_versioning.
2089 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2090 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2091 (tree_function_versioning): Likewise.
2092 * tree-inline.h (tree_function_versioning): Update prototype.
2094 2008-08-29 Jan Hubicka <jh@suse.cz>
2096 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2097 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2098 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2099 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2100 * value-prof.c (gimple_divmod_fixed_value_transform,
2101 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2102 gimple_stringops_transform): Use optimize_bb_for_size_p.
2103 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2104 * final.c (compute_alignments): Use optimize_function_for_size_p.
2105 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2106 (fold_builtin_strcpy, fold_builtin_fputs): Use
2107 optimize_function_for_size_p.
2108 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2109 * recog.c (relax_delay_slots): Likewise.
2110 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2111 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2112 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2113 optimize_function_for_size_p.
2114 (cgraph_decide_inlining_of_small_function): Use
2115 optimize_function_for_size_p.
2116 * global.c (find_reg): Use optimize_function_for_size_p.
2117 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2118 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2119 flag_prefetch_loop_arrays. Those can work it out from profile.
2120 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2121 optimize_loop_for_speed_p.
2122 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2124 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2125 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2126 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2127 * local-alloc.c (block_alloc): Pass BB pointer.
2128 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2129 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2130 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2131 (decide_peel_completely): Likewise.
2132 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2133 optimize_loop_for_size_p.
2134 (vect_enhance_data_refs_alignment): Likewise.
2135 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2136 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2137 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2138 (try_crossjump_bb): Use optimize_bb_for_size_p.
2139 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2140 optimize_loop_for_speed_p.
2141 * bb-reorder.c (find_traces_1_round): Likewise.
2142 (copy_bb): Use optimize_bb_for_speed_p.
2143 (duplicate_computed_gotos): Likewise.
2144 * basic-block.h (optimize_loop_nest_for_size_p,
2145 optimize_loop_nest_for_speed_p): New.
2146 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2148 2008-08-29 Tristan Gingold <gingold@adacore.com>
2150 * gcov.c (main): Call expandargv.
2152 2008-08-29 Jan Hubicka <jh@suse.cz>
2154 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2156 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2158 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2159 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2161 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2163 2008-08-29 Jan Hubicka <jh@suse.cz>
2165 * tree-pass.h (pass_strip_predict_hints): Declare.
2166 * predict.c (strip_builtin_expect): Rename to ...
2167 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2168 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2169 (tree_estimate_probability): Do not strip builtin_expect.
2170 (pass_strip_predict_hints): New pass.
2171 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2173 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2175 2008-08-29 Richard Guenther <rguenther@suse.de>
2177 PR tree-optimization/37207
2178 * tree-vrp.c (extract_range_from_binary_expr): Also try
2179 to constant fold if only one of the operands is a constant.
2181 2008-08-29 Nick Clifton <nickc@redhat.com>
2183 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2184 the same way as SYMBOL_REFs.
2186 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2188 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2190 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2192 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2193 * config/mips/mips.md (branch_likely): Remove const. Fix
2195 (define_delay for type "branch"): Change to only apply for branch
2196 with likely variant.
2197 (define_delay for type "branch" and "branch_likely" no). New delay
2199 (equality_op): New code iterator.
2200 (bbv, bbinv): New code attributes.
2201 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2204 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2205 Andrew Pinski <pinskia@gcc.gnu.org>
2208 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2210 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2212 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2213 rule that a symbolic constant must be defined and >= 0 for the
2214 corresponding facility to be present at compile-time.
2215 * gthr-posix.c: Likewise.
2217 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2219 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2220 * config/mips/mips.md (D): New mode attribute.
2221 (mulsi3, muldi3): Merge it into ...
2222 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2224 (muldi3_mul3): New pattern.
2225 (mulsi3_mult3): Rename to mulsi3_mul3.
2227 2008-08-28 Jan Hubicka <jh@suse.cz>
2229 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2231 * predict.c (always_optimize_for_size_p): Rename to ...
2232 (optimize_function_for_size): ... this one; make extern.
2233 (optimize_function_for_speed_p): New.
2234 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2235 optimize_edge_for_size_p,optimize_edge_for_size_p,
2236 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2237 * basic-block.h (optimize_function_for_size_p,
2238 optimize_function_for_speed_p): Declare.
2239 * i386.md (optimize_size checks): Replace them by appropriate
2241 (standard_80387_constant_p, ix86_compute_frame_layout,
2242 ix86_expand_epilogue, ix86_decompose_address,
2243 print_operand, emit_i387_cw_initialization,
2244 inline_memory_move_cost, ix86_pad_returns,
2245 ix86_reorg): Replace optimize_size checks.
2247 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2249 * rtl.h (simplify_subreg_regno): Declare.
2250 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2251 * simplify-rtx.c (simplify_subreg): ...here.
2252 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2253 subreg_offset_representable_p.
2255 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2258 * c-typeck.c (convert_for_assignment): Give a note describing what
2259 was passed and what was expected.
2261 2008-08-28 Joey Ye <joey.ye@intel.com>
2263 * doc/extend.texi: Document AVX built-in functions.
2264 * doc/invoke.texi: Document -mavx.
2266 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2267 Joey Ye <joey.ye@intel.com>
2268 Xuepeng Guo <xuepeng.guo@intel.com>
2270 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2272 * config/i386/cpuid.h (bit_FMA): New.
2273 (bit_XSAVE): Likewise.
2274 (bit_OSXSAVE): Likewise.
2275 (bit_AVX): Likewise.
2277 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2278 define. Use ASM_OUTPUT_AVX_PREFIX.
2280 * config/i386/gmmintrin.h: New.
2282 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2283 (OPTION_MASK_ISA_AVX_SET): New.
2284 (OPTION_MASK_ISA_FMA_SET): Likewise.
2285 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2286 (OPTION_MASK_ISA_FMA_SET): Likewise.
2287 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2288 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2289 (pta_flags): Add PTA_AVX and PTA_FMA.
2290 (override_options): Handle PTA_AVX and PTA_FMA.
2291 (init_cumulative_args): Handle warn_avx.
2292 (classify_argument): Return 0 for COImode and OImode. Return
2293 1 and X86_64_AVX_CLASS for 256bit vector types.
2294 (examine_argument): Handle X86_64_AVX_CLASS.
2295 (construct_container): Likewise.
2296 (function_arg_advance_32): Pass OImode and 256bit vector types
2298 (function_arg_advance_64): Take a new argument to indicate if a
2299 parameter is named. Handle 256bit vector types. Return
2300 immediately for unnamed 256bit vector mode parameters.
2301 (function_arg_advance): Updated.
2302 (function_arg_32): Add comments for TImode. Handle OImode
2303 and 256bit vector types.
2304 (function_arg_64): Take a new argument to indicate if a
2305 parameter is named. Handle 256bit vector types. Return NULL
2306 for unnamed 256bit vector mode parameters.
2307 (function_arg): Updated.
2308 (setup_incoming_varargs_64): Support
2309 AVX encoding for *sse_prologue_save_insn.
2310 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2311 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2312 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2313 enabled, otherwise return -3.
2314 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2316 (print_reg): Support AVX registers. Handle 'x' and 't'.
2317 Handle 'd' to duplicate the operand.
2318 (print_operand): Likewise. Also support AVX vector compare
2320 (output_387_binary_op): Support AVX.
2321 (output_fp_compare): Likewise.
2322 (ix86_expand_vector_move_misalign): Likewise.
2323 (ix86_attr_length_vex_default): New.
2324 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2325 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2326 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2327 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2328 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2329 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2330 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2331 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2332 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2333 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2334 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2335 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2336 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2337 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2338 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2339 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2340 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2341 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2342 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2343 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2344 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2345 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2346 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2347 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2348 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2349 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2350 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2351 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2352 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2353 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2354 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2355 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2356 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2357 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2358 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2359 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2360 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2361 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2362 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2363 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2364 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2365 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2366 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2367 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2368 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2369 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2370 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2371 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2372 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2373 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2374 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2375 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2376 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2377 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2378 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2379 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2380 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2381 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2382 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2383 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2384 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2385 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2386 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2387 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2388 and IX86_BUILTIN_MOVMSKPS256,
2389 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2390 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2391 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2392 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2393 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2394 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2395 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2396 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2397 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2398 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2399 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2400 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2401 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2402 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2403 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2404 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2405 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2406 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2407 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2408 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2409 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2410 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2411 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2412 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2413 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2414 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2415 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2416 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2417 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2418 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2419 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2420 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2421 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2422 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2423 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2424 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2425 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2426 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2427 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2428 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2429 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2430 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2431 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2432 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2433 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2434 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2435 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2436 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2437 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2438 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2439 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2440 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2441 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2442 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2443 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2444 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2445 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2446 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2448 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2449 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2450 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2451 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2452 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2453 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2454 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2455 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2456 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2457 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2458 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2459 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2460 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2461 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2462 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2463 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2464 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2465 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2466 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2467 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2468 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2469 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2470 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2471 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2472 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2473 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2474 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2475 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2476 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2477 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2478 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2479 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2480 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2481 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2482 IX86_BUILTIN_MOVMSKPS256.
2483 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2484 (ix86_expand_args_builtin): Likewise.
2485 (ix86_expand_special_args_builtin): Likewise.
2486 (ix86_hard_regno_mode_ok): Handle AVX modes.
2487 (ix86_expand_vector_init_duplicate): Likewise.
2488 (ix86_expand_vector_init_one_nonzero): Likewise.
2489 (ix86_expand_vector_init_one_var): Likewise.
2490 (ix86_expand_vector_init_concat): Likewise.
2491 (ix86_expand_vector_init_general): Likewise.
2492 (ix86_expand_vector_set): Likewise.
2493 (ix86_vector_mode_supported_p): Likewise.
2494 (x86_extended_reg_mentioned_p): Check INSN_P before using
2497 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2498 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2500 * config/i386/i386.h (TARGET_AVX): New.
2501 (TARGET_FMA): Likewise.
2502 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2503 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2504 (VALID_AVX256_REG_MODE): New.
2505 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2506 (AVX_FLOAT_MODE_P): Likewise.
2507 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2508 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2509 (AVX_VEC_FLOAT_MODE_P): Likewise.
2510 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2511 (ASM_OUTPUT_OPCODE): Likewise.
2512 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2514 (SSE_REG_MODE_P): Allow 256bit vector modes.
2515 (ix86_args): Add a warn_avx field.
2517 * config/i386/i386.md (UNSPEC_PCMP): New.
2518 (UNSPEC_VPERMIL): Likewise.
2519 (UNSPEC_VPERMIL2): Likewise.
2520 (UNSPEC_VPERMIL2F128): Likewise.
2521 (UNSPEC_MASKLOAD): Likewise.
2522 (UNSPEC_MASKSTORE): Likewise.
2523 (UNSPEC_CAST): Likewise.
2524 (UNSPEC_VTESTP): Likewise.
2525 (UNSPECV_VZEROALL): Likewise.
2526 (UNSPECV_VZEROUPPER): Likewise.
2527 (XMM0_REG): Likewise.
2528 (XMM1_REG): Likewise.
2529 (XMM2_REG): Likewise.
2530 (XMM3_REG): Likewise.
2531 (XMM4_REG): Likewise.
2532 (XMM5_REG): Likewise.
2533 (XMM6_REG): Likewise.
2534 (XMM8_REG): Likewise.
2535 (XMM9_REG): Likewise.
2536 (XMM10_REG): Likewise.
2537 (XMM11_REG): Likewise.
2538 (XMM12_REG): Likewise.
2539 (XMM13_REG): Likewise.
2540 (XMM14_REG): Likewise.
2541 (XMM15_REG): Likewise.
2543 (prefix_vex_imm8): Likewise.
2544 (prefix_vex_w): Likewise.
2545 (length_vex): Likewise.
2548 (*avx_ashlti3): Likewise.
2549 (*avx_lshrti3): Likewise.
2550 (*avx_setcc<mode>): Likewise.
2551 (*fop_<mode>_comm_mixed_avx): Likewise.
2552 (*fop_<mode>_comm_avx): Likewise.
2553 (*fop_<mode>_1_mixed_avx): Likewise.
2554 (*fop_<mode>_1_avx): Likewise.
2555 (*avx_<code><mode>3): Likewise.
2556 (*avx_ieee_smin<mode>3): Likewise.
2557 (*avx_ieee_smax<mode>3): Likewise.
2558 (mode): Add OI, V8SF and V4DF.
2559 (length): Support VEX prefix.
2560 (*cmpfp_i_mixed): Set prefix attribute.
2561 (*cmpfp_i_sse): Likewise.
2562 (*cmpfp_iu_mixed): Likewise.
2563 (*cmpfp_iu_sse): Likewise.
2564 (*movsi_1): Support AVX.
2565 (*movdi_2): Likewise.
2566 (*movdi_1_rex64): Likewise.
2567 (*movti_internal): Likewise.
2568 (*movti_rex64): Likewise.
2569 (*movsf_1): Likewise.
2570 (*movdf_nointeger): Likewise.
2571 (*movdf_integer_rex64): Likewise.
2572 (*movtf_internal): Likewise.
2573 (zero_extendsidi2_32): Likewise.
2574 (zero_extendsidi2_rex64): Likewise.
2575 (*extendsfdf2_mixed): Likewise.
2576 (*extendsfdf2_sse): Likewise.
2577 (*truncdfsf_fast_mixed): Likewise.
2578 (*truncdfsf_fast_sse): Likewise.
2579 (*truncdfsf_mixed): Likewise.
2580 (fix_trunc<mode>di_sse): Likewise.
2581 (fix_trunc<mode>si_sse): Likewise.
2582 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2583 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2584 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2585 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2586 (*rcpsf2_sse): Likewise.
2587 (*rsqrtsf2_sse): Likewise.
2588 (*sqrt<mode>2_sse): Likewise.
2589 (sse4_1_round<mode>2): Likewise.
2590 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2591 Support AVX. Set length attribute properly for AVX.
2593 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2594 (VECTOR_MODES (FLOAT, 32)): Likewise.
2595 (VECTOR_MODE (INT, DI, 8)): Likewise.
2596 (VECTOR_MODE (INT, HI, 32)): Likewise.
2597 (VECTOR_MODE (INT, QI, 64)): Likewise.
2598 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2599 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2600 (VECTOR_MODE (INT, DI, 4)): Removed.
2601 (VECTOR_MODE (INT, SI, 8)): Likewise.
2602 (VECTOR_MODE (INT, HI, 16)): Likewise.
2603 (VECTOR_MODE (INT, QI, 32)): Likewise.
2604 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2605 (INT_MODE (OI, 32)): Likewise.
2607 * config/i386/i386.opt (mavx): New.
2610 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2612 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2613 (*mov<mode>_internal_avx): New.
2614 (*movv2sf_internal_rex64_avx): Likewise.
2615 (*movv2sf_internal_avx): Likewise.
2617 * config/i386/predicates.md (const_4_to_5_operand): New.
2618 (const_6_to_7_operand): Likewise.
2619 (const_8_to_11_operand): Likewise.
2620 (const_12_to_15_operand): Likewise.
2621 (avx_comparison_float_operator): Likewise.
2623 * config/i386/sse.md (AVX256MODEI): New.
2624 (AVX256MODE): Likewise.
2625 (AVXMODEQI): Likewise.
2626 (AVXMODE): Likewise.
2627 (AVX256MODEF2P): Likewise.
2628 (AVX256MODE2P): Likewise.
2629 (AVX256MODE4P): Likewise.
2630 (AVX256MODE8P): Likewise.
2631 (AVXMODEF2P): Likewise.
2632 (AVXMODEF4P): Likewise.
2633 (AVXMODEDCVTDQ2PS): Likewise.
2634 (AVXMODEDCVTPS2DQ): Likewise.
2635 (avxvecmode): Likewise.
2636 (avxvecpsmode): Likewise.
2637 (avxhalfvecmode): Likewise.
2638 (avxscalarmode): Likewise.
2639 (avxcvtvecmode): Likewise.
2640 (avxpermvecmode): Likewise.
2641 (avxmodesuffixf2c): Likewise.
2642 (avxmodesuffixp): Likewise.
2643 (avxmodesuffixs): Likewise.
2644 (avxmodesuffix): Likewise.
2645 (vpermilbits): Likewise.
2646 (pinsrbits): Likewise.
2647 (mov<mode>): Likewise.
2648 (*mov<mode>_internal): Likewise.
2649 (push<mode>1): Likewise.
2650 (movmisalign<mode>): Likewise.
2651 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2652 (avx_movdqu<avxmodesuffix>): Likewise.
2653 (avx_lddqu<avxmodesuffix>): Likewise.
2654 (<plusminus_insn><mode>3): Likewise.
2655 (*avx_<plusminus_insn><mode>3): Likewise.
2656 (*avx_vm<plusminus_insn><mode>3): Likewise.
2657 (mul<mode>3): Likewise.
2658 (*avx_mul<mode>3): Likewise.
2659 (*avx_vmmul<mode>3): Likewise.
2660 (divv8sf3): Likewise.
2661 (divv4df3): Likewise.
2662 (avx_div<mode>3): Likewise.
2663 (*avx_div<mode>3): Likewise.
2664 (*avx_vmdiv<mode>3): Likewise.
2665 (avx_rcpv8sf2): Likewise.
2666 (*avx_vmrcpv4sf2): Likewise.
2667 (sqrtv8sf2): Likewise.
2668 (avx_sqrtv8sf2): Likewise.
2669 (*avx_vmsqrt<mode>2): Likewise.
2670 (rsqrtv8sf2): Likewise.
2671 (avx_rsqrtv8sf2): Likewise.
2672 (*avx_vmrsqrtv4sf2): Likewise.
2673 (<code><mode>3): Likewise.
2674 (*avx_<code><mode>3_finite): Likewise.
2675 (*avx_<code><mode>3): Likewise.
2676 (*avx_vm<code><mode>3): Likewise.
2677 (*avx_ieee_smin<mode>3): Likewise.
2678 (*avx_ieee_smax<mode>3): Likewise.
2679 (avx_addsubv8sf3): Likewise.
2680 (avx_addsubv4df3): Likewise.
2681 (*avx_addsubv4sf3): Likewise.
2682 (*avx_addsubv2df3): Likewise.
2683 (avx_h<plusminus_insn>v4df3): Likewise.
2684 (avx_h<plusminus_insn>v8sf3): Likewise.
2685 (*avx_h<plusminus_insn>v4sf3): Likewise.
2686 (*avx_h<plusminus_insn>v2df3): Likewise.
2687 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2688 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2689 (*avx_maskcmp<mode>3): Likewise.
2690 (avx_nand<mode>3): Likewise.
2691 (*avx_<code><mode>3): Likewise.
2692 (*avx_nand<mode>3): Likewise.
2693 (*avx_<code><mode>3): Likewise.
2694 (*avx_cvtsi2ss): Likewise.
2695 (*avx_cvtsi2ssq): Likewise.
2696 (*avx_cvtsi2sd): Likewise.
2697 (*avx_cvtsi2sdq): Likewise.
2698 (*avx_cvtsd2ss): Likewise.
2699 (avx_cvtss2sd): Likewise.
2700 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2701 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2702 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2703 (*avx_cvtsi2sd): Likewise.
2704 (*avx_cvtsi2sdq): Likewise.
2705 (avx_cvtdq2pd256): Likewise.
2706 (avx_cvtpd2dq256): Likewise.
2707 (avx_cvttpd2dq256): Likewise.
2708 (*avx_cvtsd2ss): Likewise.
2709 (*avx_cvtss2sd): Likewise.
2710 (avx_cvtpd2ps256): Likewise.
2711 (avx_cvtps2pd256): Likewise.
2712 (*avx_movhlps): Likewise.
2713 (*avx_movlhps): Likewise.
2714 (avx_unpckhps256): Likewise.
2715 (*avx_unpckhps): Likewise.
2716 (avx_unpcklps256): Likewise.
2717 (*avx_unpcklps): Likewise.
2718 (avx_movshdup256): Likewise.
2719 (avx_movsldup256): Likewise.
2720 (avx_shufps256): Likewise.
2721 (avx_shufps256_1): Likewise.
2722 (*avx_shufps_<mode>): Likewise.
2723 (*avx_loadhps): Likewise.
2724 (*avx_storelps): Likewise.
2725 (*avx_loadlps): Likewise.
2726 (*avx_movss): Likewise.
2727 (*vec_dupv4sf_avx): Likewise.
2728 (*vec_concatv2sf_avx): Likewise.
2729 (*vec_concatv4sf_avx): Likewise.
2730 (*vec_setv4sf_0_avx): Likewise.
2731 (*vec_setv4sf_avx): Likewise.
2732 (*avx_insertps): Likewise.
2733 (avx_vextractf128<mode>): Likewise.
2734 (vec_extract_lo_<mode>): Likewise.
2735 (vec_extract_hi_<mode>): Likewise.
2736 (vec_extract_lo_<mode>): Likewise.
2737 (vec_extract_hi_<mode>): Likewise.
2738 (vec_extract_lo_v16hi): Likewise.
2739 (vec_extract_hi_v16hi): Likewise.
2740 (vec_extract_lo_v32qi): Likewise.
2741 (vec_extract_hi_v32qi): Likewise.
2742 (avx_unpckhpd256): Likewise.
2743 (*avx_unpckhpd): Likewise.
2744 (avx_movddup256): Likewise.
2745 (*avx_movddup): Likewise.
2746 (avx_unpcklpd256): Likewise.
2747 (*avx_unpcklpd): Likewise.
2748 (avx_shufpd256): Likewise.
2749 (avx_shufpd256_1): Likewise.
2750 (*avx_punpckhqdq): Likewise.
2751 (*avx_punpcklqdq): Likewise.
2752 (*avx_shufpd_<mode>): Likewise.
2753 (*avx_storehpd): Likewise.
2754 (*avx_loadhpd): Likewise.
2755 (*avx_loadlpd): Likewise.
2756 (*avx_movsd): Likewise.
2757 (*vec_concatv2df_avx): Likewise.
2758 (*avx_<plusminus_insn><mode>3): Likewise.
2759 (*avx_<plusminus_insn><mode>3): Likewise.
2760 (*avx_mulv8hi3): Likewise.
2761 (*avxv8hi3_highpart): Likewise.
2762 (*avx_umulv8hi3_highpart): Likewise.
2763 (*avx_umulv2siv2di3): Likewise.
2764 (*avx_mulv2siv2di3): Likewise.
2765 (*avx_pmaddwd): Likewise.
2766 (*avx_mulv4si3): Likewise.
2767 (*avx_ashr<mode>3): Likewise.
2768 (*avx_lshr<mode>3): Likewise.
2769 (*avx_ashl<mode>3): Likewise.
2770 (*avx_<code><mode>3): Likewise.
2771 (*avx_eq<mode>3): Likewise.
2772 (*avx_gt<mode>3): Likewise.
2773 (*avx_nand<mode>3): Likewise.
2774 (*avx_nand<mode>3): Likewise.
2775 (*avx_<code><mode>3): Likewise.
2776 (*avx_<code><mode>3): Likewise.
2777 (*avx_packsswb): Likewise.
2778 (*avx_packssdw): Likewise.
2779 (*avx_packuswb): Likewise.
2780 (*avx_punpckhbw): Likewise.
2781 (*avx_punpcklbw): Likewise.
2782 (*avx_punpckhwd): Likewise.
2783 (*avx_punpcklwd): Likewise.
2784 (*avx_punpckhdq): Likewise.
2785 (*avx_punpckldq): Likewise.
2786 (*avx_pinsr<avxmodesuffixs>): Likewise.
2787 (*avx_pinsrq): Likewise.
2788 (*avx_loadld): Likewise.
2789 (*vec_extractv2di_1_rex64_avx): Likewise.
2790 (*vec_extractv2di_1_avx): Likewise.
2791 (*vec_dupv2di_avx): Likewise.
2792 (*vec_concatv2si_avx): Likewise.
2793 (*vec_concatv4si_1_avx): Likewise.
2794 (*vec_concatv2di_avx): Likewise.
2795 (*vec_concatv2di_rex64_avx): Likewise.
2796 (*avx_uavgv16qi3): Likewise.
2797 (*avx_uavgv8hi3): Likewise.
2798 (*avx_psadbw): Likewise.
2799 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2800 (*avx_phaddwv8hi3): Likewise.
2801 (*avx_phadddv4si3): Likewise.
2802 (*avx_phaddswv8hi3): Likewise.
2803 (*avx_phsubwv8hi3): Likewise.
2804 (*avx_phsubdv4si3): Likewise.
2805 (*avx_phsubswv8hi3): Likewise.
2806 (*avx_pmaddubsw128): Likewise.
2807 (*avx_pmulhrswv8hi3): Likewise.
2808 (*avx_pshufbv16qi3): Likewise.
2809 (*avx_psign<mode>3): Likewise.
2810 (*avx_palignrti): Likewise.
2811 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2812 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2813 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2814 (*avx_mpsadbw): Likewise.
2815 (*avx_packusdw): Likewise.
2816 (*avx_pblendvb): Likewise.
2817 (*avx_pblendw): Likewise.
2818 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2819 (avx_ptest256): Likewise.
2820 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2821 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2822 (*avx_aesenc): Likewise.
2823 (*avx_aesenclast): Likewise.
2824 (*avx_aesdec): Likewise.
2825 (*avx_aesdeclast): Likewise.
2826 (avx_vzeroupper): Likewise.
2827 (avx_vzeroupper_rex64): Likewise.
2828 (avx_vpermil<mode>): Likewise.
2829 (avx_vpermilvar<mode>3): Likewise.
2830 (avx_vpermil2<mode>3): Likewise.
2831 (avx_vperm2f128<mode>3): Likewise.
2832 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2833 (avx_vbroadcastss256): Likewise.
2834 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2835 (avx_vinsertf128<mode>): Likewise.
2836 (vec_set_lo_<mode>): Likewise.
2837 (vec_set_hi_<mode>): Likewise.
2838 (vec_set_lo_<mode>): Likewise.
2839 (vec_set_hi_<mode>): Likewise.
2840 (vec_set_lo_v16hi): Likewise.
2841 (vec_set_hi_v16hi): Likewise.
2842 (vec_set_lo_v32qi): Likewise.
2843 (vec_set_hi_v32qi): Likewise.
2844 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2845 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2846 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2847 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2848 (vec_init<mode>): Likewise.
2849 (*vec_concat<mode>_avx): Likewise.
2850 (blendbits): Support V8SF and V4DF.
2851 (sse2_movq128): Support AVX.
2852 (<sse>_movnt<mode>): Likewise.
2853 (sse2_movntv2di): Likewise.
2854 (sse_rcpv4sf2): Likewise.
2855 (sse_sqrtv4sf2): Likewise.
2856 (sse_rsqrtv4sf2): Likewise.
2857 (<sse>_comi): Likewise.
2858 (<sse>_ucomi): Likewise.
2859 (sse_cvtss2si): Likewise.
2860 (sse_cvtss2si_2): Likewise.
2861 (sse_cvtss2siq): Likewise.
2862 (sse_cvtss2siq_2): Likewise.
2863 (sse_cvttss2si): Likewise.
2864 (sse_cvttss2siq): Likewise.
2865 (sse2_cvtsd2si): Likewise.
2866 (sse2_cvtsd2si_2): Likewise.
2867 (sse2_cvtsd2siq): Likewise.
2868 (sse2_cvtsd2siq_2): Likewise.
2869 (sse2_cvttsd2si): Likewise.
2870 (sse2_cvttsd2siq): Likewise.
2871 (sse2_cvtdq2pd): Likewise.
2872 (*sse2_cvtpd2dq): Likewise.
2873 (*sse2_cvttpd2dq): Likewise.
2874 (*sse2_cvtpd2ps): Likewise.
2875 (sse2_cvtps2pd): Likewise.
2876 (sse3_movshdup): Likewise.
2877 (sse3_movsldup): Likewise.
2878 (sse_storehps): Likewise.
2879 (*sse4_1_extractps): Likewise.
2880 (sse2_storelpd): Likewise.
2881 (vec_dupv2df_sse3): Likewise.
2882 (*vec_concatv2df_sse3): Likewise.
2883 (*sse4_1_pextrb): Likewise.
2884 (*sse4_1_pextrb_memory): Likewise.
2885 (*sse2_pextrw): Likewise.
2886 (*sse4_1_pextrw_memory): Likewise.
2887 (*sse4_1_pextrd): Likewise.
2888 (*sse4_1_pextrq): Likewise.
2889 (sse2_pshufd_1): Likewise.
2890 (sse2_pshuflw_1): Likewise.
2891 (sse2_pshufhw_1): Likewise.
2892 (*sse2_storeq_rex64): Likewise.
2893 (*vec_dupv4si): Likewise.
2894 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2895 (sse2_pmovmskb): Likewise.
2896 (*sse2_maskmovdqu): Likewise.
2897 (*sse2_maskmovdqu_rex64): Likewise.
2898 (sse_ldmxcsr): Likewise.
2899 (sse_stmxcsr): Likewise.
2900 (abs<mode>2): Likewise.
2901 (sse4_1_movntdqa): Likewise.
2902 (sse4_1_phminposuw): Likewise.
2903 (sse4_1_extendv8qiv8hi2): Likewise.
2904 (*sse4_1_extendv8qiv8hi2): Likewise.
2905 (sse4_1_extendv4qiv4si2): Likewise.
2906 (*sse4_1_extendv4qiv4si2): Likewise.
2907 (sse4_1_extendv2qiv2di2): Likewise.
2908 (*sse4_1_extendv2qiv2di2): Likewise.
2909 (sse4_1_extendv4hiv4si2): Likewise.
2910 (*sse4_1_extendv4hiv4si2): Likewise.
2911 (sse4_1_extendv2hiv2di2): Likewise.
2912 (*sse4_1_extendv2hiv2di2): Likewise.
2913 (sse4_1_extendv2siv2di2): Likewise.
2914 (*sse4_1_extendv2siv2di2): Likewise.
2915 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2916 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2917 (sse4_1_zero_extendv4qiv4si2): Likewise.
2918 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2919 (sse4_1_zero_extendv2qiv2di2): Likewise.
2920 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2921 (sse4_1_zero_extendv4hiv4si2): Likewise.
2922 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2923 (sse4_1_zero_extendv2hiv2di2): Likewise.
2924 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2925 (sse4_1_zero_extendv2siv2di2): Likewise.
2926 (*sse4_1_zero_extendv2siv2di2): Likewise.
2927 (sse4_1_ptest): Likewise.
2928 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2929 (sse4_2_pcmpestri): Likewise.
2930 (sse4_2_pcmpestrm): Likewise.
2931 (sse4_2_pcmpistri): Likewise.
2932 (sse4_2_pcmpistrm): Likewise.
2934 (aeskeygenassist): Likewise.
2936 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/predicates.md (vzeroall_operation): New.
2940 * config/i386/sse.md (avx_vzeroall): New.
2941 (*avx_vzeroall): Likewise.
2943 2008-08-28 Paul Brook <paul@codesourcery.com>
2944 Mark Shinwell <shinwell@codesourcery.com>
2945 Richard Earnshaw <richard.earnshaw@arm.com>
2947 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2948 (TARGET_MIN_ANCHOR_OFFSET): New.
2949 (arm_override_options): Set correct anchor ranges for Thumb-1
2950 and Thumb-2 if required.
2951 (legitimize_pic_address): Handle case involving a TLS symbol
2952 reference with an addend.
2953 (arm_optimization_options): Enable section anchors at -O1 and
2955 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2956 * config/arm/arm-protos.h (arm_optimization_options): New.
2958 2008-08-28 Nick Clifton <nickc@redhat.com>
2960 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2961 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2964 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2965 * config/v850/v850.md (return): Remove frame size restriction.
2967 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2969 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2971 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2973 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2975 2008-08-28 Paul Brook <paul@codesourcery.com>
2977 * config/arm/vfp11.md: Update license notice.
2978 * config/arm/cortex-r4.md: Ditto.
2980 2008-08-28 Richard Guenther <rguenther@suse.de>
2982 PR tree-optimization/37207
2983 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2986 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2989 * tree.c (int_fits_type_p): Don't forget unsigned integers
2990 of type sizetype which higher end word equals -1.
2992 2008-08-28 Ira Rosen <irar@il.ibm.com>
2994 * target.h (struct vectorize): Add new target builtin.
2995 * tree-vectorizer.c (destroy_loop_vec_info): Call
2996 vect_free_slp_instance instead of vect_free_slp_node.
2997 * tree-vectorizer.h (enum slp_load_perm_type): New.
2998 (struct _slp_instance): Add new fields.
2999 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3000 (SLP_INSTANCE_LOADS): New.
3001 (vect_free_slp_tree): Remove.
3002 (vect_free_slp_instance): Declare.
3003 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3004 (vectorizable_load): Add argument.
3005 (vect_transform_slp_perm_load): New.
3006 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3008 (vect_get_place_in_interleaving_chain): New function.
3009 (vect_free_slp_tree): Make static.
3010 (vect_free_slp_instance): New function.
3011 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3012 collect the load location in the interleaving chain.
3013 (vect_supported_slp_permutation_p): New function.
3014 (vect_supported_load_permutation_p): Likewise.
3015 (vect_analyze_slp_instance): In case of loads permutation, call
3016 vect_supported_load_permutation_p to check that the permutation is
3018 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3019 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3020 (vect_create_mask_and_perm): New function.
3021 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3022 (vectorizable_load): Add an argument. Don't keep the created vectors
3023 statements in the node if permutation is required. Call
3024 vect_transform_slp_perm_load to generate the permutation.
3025 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3026 additional argument.
3027 (vect_schedule_slp_instance): In case of loads permutation, allocate
3028 vectorized statements structure for all the related SLP nodes. Call
3029 vect_transform_stmt with addditional argument.
3030 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3031 * config/spu/spu.c (spu_builtin_vec_perm): New.
3032 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3033 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3034 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3035 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3037 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3039 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3040 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3041 __gthread_cond_signal, __gthread_cond_timedwait,
3042 __gthread_cond_timedwait_recursive): New functions.
3043 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3045 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3048 2008-08-28 Richard Guenther <rguenther@suse.de>
3051 * fold-const.c (maybe_canonicalize_comparison_1): Require
3052 undefined overflow only for canonicalizing A +- CST cmp CST.
3053 Make sure to not generate new constants that are not inside
3054 their TYPE_MIN/MAX_VALUE range.
3055 (maybe_canonicalize_comparison): Remove undefined overflow
3057 (fold_binary): Remove now duplicate folding.
3059 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3061 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3062 use not updated in the last change.
3064 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3066 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3067 (IRA_COVER_CLASSES): Add FPUL_REGS.
3069 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3072 * c-common.c (conversion_warning): Check for null operands.
3074 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3077 * c-decl.c (check_for_loop_decls): Improve error message. Give
3080 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3083 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3084 (convert_for_assignment): Pass corrent OPT_W* parameter to
3085 WARN_FOR_ASSIGNMENT.
3087 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3090 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3092 2008-08-27 Paul Brook <paul@codesourcery.com>
3094 * config.gcc: Loosen checks for arm uclinux eabi targets.
3096 2008-08-27 Paul Brook <paul@codesourcery.com>
3098 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3100 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3102 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3104 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3105 the enumerators of an ENUMERAL_TYPE.
3106 * dbxout.c (dbxout_type): Ditto.
3108 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3111 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3112 (fwprop_addr): Check that the loop_father is not the outer loop.
3114 2008-08-26 Paul Brook <paul@codesourcery.com>
3116 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3117 Remove documentation entry for fmul type.
3118 Use fmuls to annotate single-precision multiplication patterns,
3119 fmuld to annotate double-precision multiplication patterns,
3120 fmacs to annotate single-precision multiply-accumulate patterns
3121 and fmacd to annotate double-precision multiply-accumulate patterns.
3122 * config/arm/vfp11.md: Update reservations accordingly.
3123 * config/arm/arm.md: Note that certain values of the "type"
3124 attribute are documented in vfp.md.
3125 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3126 (v10_cvt): Use new fmul types.
3128 2008-08-26 Paul Brook <paul@codesourcery.com>
3130 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3131 * config/arm/vfp11.md: ...here. New.
3132 * config/arm/arm.md: Include vfp11.md.
3134 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3136 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3137 parameter to inform call.
3139 2008-08-26 Jeff Law <law@redhat.com>
3141 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3142 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3143 preferred class when copying a constant into a partial word register.
3145 2008-08-26 Ben Elliston <bje@au.ibm.com>
3147 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3148 * cp/typeck.c: Likewise.
3149 * cp/tree.c: Likewise.
3150 * gimple-low.c: Likewise.
3153 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3155 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3156 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3158 * doc/passes.texi: Describe IRA.
3160 * doc/tm.texi (IRA_COVER_CLASSES,
3161 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3163 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3164 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3165 -fira-propagate-cost, -fno-ira-share-save-slots,
3166 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3168 * flags.h (ira_algorithm): New enumeration.
3169 (flag_ira_algorithm, flag_ira_verbose): New external variable
3172 * postreload.c (gate_handle_postreload): Don't do post reload
3173 optimizations unless the reload is completed.
3175 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3178 * tree-pass.h (pass_ira): New external variable declaration.
3180 * reload.h: Add 2008 to the Copyright.
3182 * cfgloopanal.c: Include params.h.
3183 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3186 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3188 * toplev.c (ira.h): New include.
3189 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3190 (backend_init_target): Call ira_init.
3191 (backend_init): Call ira_init_once.
3192 (finalize): Call finish_ira_once.
3194 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3195 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3198 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3199 may_move_out_cost): New external variable declarations.
3200 (move_table): New typedef.
3202 * caller-save.c: Include headers output.h and ira.h.
3203 (no_caller_save_reg_set): New global variable.
3204 (save_slots_num, save_slots): New variables.
3205 (reg_save_code, reg_restore_code, add_stored_regs): Add
3207 (init_caller_save): Set up no_caller_save_reg_set.
3208 (init_save_areas): Reset save_slots_num.
3209 (saved_hard_reg): New structure.
3210 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3211 (initiate_saved_hard_regs, new_saved_hard_reg,
3212 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3214 (setup_save_areas): Add code for sharing stack slots.
3215 (all_blocks): New variable.
3216 (save_call_clobbered_regs): Process pseudo-register too.
3217 (mark_set_regs): Process pseudo-register too.
3218 (insert_one_insn): Put the insn after bb note in a empty basic
3219 block. Add insn check.
3221 * global.c (eliminable_regset): Make it external.
3222 (mark_elimination): Use DF_LR_IN for IRA.
3223 (pseudo_for_reload_consideration_p): New.
3224 (build_insn_chain): Make it external. Don't ignore spilled
3225 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3226 (gate_handle_global_alloc): New function.
3227 (pass_global_alloc): Add the gate function.
3229 * opts.c (decode_options): Set up flag_ira. Print the warning for
3231 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3233 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3235 * regmove.c (regmove_optimize): Don't do replacement of output for
3238 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3239 New external variable declarations.
3241 * local-alloc.c (update_equiv_regs): Make it external. Return
3242 true if jump label rebuilding should be done. Rescan new_insn for
3244 (gate_handle_local_alloc): New function.
3245 (pass_local_alloc): Add the gate function.
3247 * alias.c (value_addr_p, stack_addr_p): New functions.
3248 (nonoverlapping_memrefs_p): Use them for IRA.
3250 * common.opt (fira, fira-algorithm, fira-coalesce,
3251 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3252 fira-verbose): New options.
3254 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3255 move_cost, may_move_in_cost, may_move_out_cost): Make the
3257 (move_table): Remove typedef.
3258 (init_move_cost): Make it external.
3259 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3262 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3263 setup_reg_classes): New function prototypes.
3264 (eliminable_regset): New external variable declaration.
3265 (build_insn_chain, update_equiv_regs): New function prototypes.
3267 * Makefile.in (IRA_INT_H): New definition.
3268 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3269 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3270 (reload1.o, toplev.o): Add dependence on ira.h.
3271 (cfgloopanal.o): Add PARAMS_H.
3272 (caller-save.o): Add dependence on output.h and ira.h.
3273 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3274 ira-emit.o, ira-lives.o): New entries.
3276 * passes.c (pass_ira): New pass.
3278 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3280 * reload1.c (ira.h): Include the header.
3281 (changed_allocation_pseudos): New bitmap.
3282 (init_reload): Initiate the bitmap.
3283 (compute_use_by_pseudos): Permits spilled registers in FROM.
3284 (temp_pseudo_reg_arr): New variable.
3285 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3286 IRA. Call alter_reg with the additional parameter. Don't clear
3287 spilled_pseudos for IRA. Restore original insn chain for IRA.
3288 Clear changed_allocation_pseudos at the end of reload.
3289 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3290 (hard_regno_to_pseudo_regno): New variable.
3291 (count_pseudo): Check spilled pseudos. Set up
3292 hard_regno_to_pseudo_regno.
3293 (count_spilled_pseudo): Check spilled pseudos. Update
3294 hard_regno_to_pseudo_regno.
3295 (find_reg): Use better_spill_reload_regno_p. Check
3296 hard_regno_to_pseudo_regno.
3297 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3299 (eliminate_regs_1): Use additional parameter for alter_reg.
3300 (finish_spills): Set up pseudo_previous_regs only for spilled
3301 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3302 more arguments. Don't clear live_throughout and dead_or_set for
3303 spilled pseudos. Use additional parameter for alter_reg. Call
3304 mark_allocation_change. Set up changed_allocation_pseudos.
3305 Remove sanity check.
3306 (emit_input_reload_insns, delete_output_reload): Use additional
3307 parameter for alter_reg. Call mark_allocation_change.
3308 (substitute, gen_reload_chain_without_interm_reg_p): New
3310 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3312 * testsuite/gcc.dg/20080410-1.c: New file.
3314 * config/s390/s390.h (IRA_COVER_CLASSES,
3315 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3317 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3319 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3321 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3323 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3325 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3327 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3329 2008-08-24 Jeff Law <law@redhat.com>
3330 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3331 when ignoring unavailable registers.
3333 2008-08-24 Jeff Law <law@redhat.com>
3334 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3335 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3336 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3337 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3339 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3340 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3342 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3343 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3344 * reload1.c (find_reg): Process registers in register allocation order.
3346 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3347 * toplev.c (backend_init_target): Move ira_init call from
3349 (lang_dependent_init_target): ...to here.
3351 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3352 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3353 calculate memory move costs for NO_REGS.
3355 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3356 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3357 STACK_REGS is defined.
3359 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3360 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3362 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3363 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3365 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3366 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3367 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3370 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3371 Dorit Nuzman <dorit@il.ibm.com>
3373 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3374 vec_extract_evenv4sf, vec_extract_evenv8hi,
3375 vec_extract_evenv16qi, vec_extract_oddv4si,
3376 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3377 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3378 vec_interleave_highv4si, vec_interleave_lowv4si,
3379 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3380 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3381 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3383 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3386 * config/rs6000/rs6000.c (optimization_options): Don't default to
3387 section anchors without toplevel reorder.
3389 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3391 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3392 (mfc_end_critical_section): Likewise.
3394 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3396 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3397 all type qualifiers from element type to vector type.
3399 2008-08-25 David Daney <ddaney@avtrex.com>
3401 * config/mips/mips.md (immediate_insn): Move up in file, fix
3402 comment typo, reformat.
3403 (fetchop_bit, atomic_hiqi_op memory_barrier,
3404 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3405 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3406 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3407 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3408 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3409 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3410 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3411 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3412 sync_old_nand<mode>, sync_new_nand<mode>,
3413 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3414 test_and_set_12): Moved to sync.md.
3416 * config/mips/sync.md: New file.
3418 2008-08-25 Richard Henderson <rth@redhat.com>
3420 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3421 (regsave): Likewise.
3422 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3423 (output_cfi_directive): Likewise.
3424 (div_data_align): New.
3425 (output_cfi): Use it.
3427 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3429 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3430 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3431 (TARGET_OCTEON): New macro.
3432 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3433 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3434 (ISA_HAS_POP): New macro.
3435 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3437 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3439 * config/mips/mips.md (cpu): Add octeon.
3440 (type): Add pop attribute value.
3441 (popcount<mode>2): New pattern.
3442 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3444 2008-08-24 Jan Hubicka <jh@suse.cz>
3446 * doc/invoke.texi (-fipa-cp-clone): New option.
3447 (-fipa-cp): Update docs.
3448 (--param ipcp-unit-growth):New.
3449 * ipa-cp.c: Include fibheap.h, params.h
3450 (ipcp_initialize_node_lattices): When not cloning, all externally
3451 visible functions are bottom.
3452 (ipcp_need_redirect_p): Accept clones.
3453 (ipcp_insert_stage): Use cost driven heuristics.
3454 (max_count, dead_nodes): New static vars.
3455 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3456 ipcp_const_param_count): New functions.
3457 * common.opt (ipa-cp-clone): New command line option.
3458 * params.def (ipcp-unit-growth): New.
3460 2008-08-24 Jan Hubicka <jh@suse.cz>
3462 * tree-inline.c (tree_function_versioning): Look harder
3463 for referenced vars.
3465 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3467 PR tree-optimization/37185
3468 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3470 2008-08-23 Jan Hubicka <jh@suse.cz>
3472 * ipa-cp.c (ipcp_analyze_node): New function.
3473 (ipcp_update_cloned_node): Use it.
3474 (ipcp_init_stage): Likewise.
3475 * ipa-inline.c (function_insertion_hook_holder): New static var.
3476 (analyze_function): Break out from ....
3477 (inline_generate_summary): Here; register insertion hook.
3478 (cgraph_decide_inlining): Remove hook.
3479 (add_new_function): New function.
3481 2008-08-23 Jan Hubicka <jh@suse.cz>
3483 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3485 2008-08-23 Jan Hubicka <jh@suse.cz>
3487 * ipa-cp.c (constant_val_insert): Remove.
3488 (ipcp_propagate_one_const): Remove.
3489 (ipcp_create_replace_map): Always insert replacements to the map.
3490 (ipcp_insert_stage): Do not try to insert statements by hand.
3491 * tree-inline.c (insert_init_stmt): Break out from ...
3492 (setup_one_parameter): ... here; allow NULL BB pointer.
3493 (tree_function_versioning): Use setup_one_parameter to process
3496 2008-08-23 Jan Hubicka <jh@suse.cz>
3498 * tree.c (decl_address_ip_invariant_p): New function.
3499 * tree.h (decl_address_ip_invariant_p): Declare.
3500 * gimple.c (strip_invariant_refs): Break out from ...
3501 (is_gimple_invariant_address): ... here
3502 (is_gimple_ip_invariant_address): New function.
3503 (is_gimple_ip_invariant): New function.
3504 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3507 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3508 (ipcp_lat_is_insertable): All constants are insertable.
3509 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3510 IPA_CONST_VALUE_REF.
3511 (ipcp_initialize_node_lattices): Propagate all types of operands.
3512 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3513 (ipcp_create_replace_map): Reformat.
3514 (ipcp_need_redirect_p): Simplify.
3515 (ipcp_insert_stage): Check that argument is used before clonning.
3516 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3517 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3518 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3519 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3520 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3521 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3522 * tree-inline.c (tree_function_versioning): Add variables referenced by
3525 2008-08-23 Jan Hubicka <jh@suse.cz>
3528 * i386.c (standard_80387_constant_p): Use optimize_size.
3530 2008-08-23 Ira Rosen <irar@il.ibm.com>
3532 PR tree-optimization/37161
3533 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3534 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3535 (vect_determine_vectorization_factor): Move the scalar type
3536 retrieval to vect_get_smallest_scalar_type.
3537 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3538 scalar type. Remove redundant computation.
3539 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3540 (vect_get_slp_defs): Take the type of RHS into account if
3541 necessary by calling vect_get_smallest_scalar_type. Call
3542 vect_get_constant_vectors with additional argument.
3544 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3547 * doc/invoke.texi (Wwrite-strings): Clarify description.
3549 2008-08-23 Ira Rosen <irar@il.ibm.com>
3551 PR tree-optimization/37174
3552 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3553 def stmt is a part of the loop before accessing its stmt_vec_info.
3555 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3558 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3559 (*swap): New insn pattern.
3560 (*ashlqi3): Rename from ashlqi3 insn pattern.
3561 (ashlqi3): New expanders.
3562 (*lshrqi3): Rename from lshrqi3 insn pattern.
3563 (lshrqi3): New expanders.
3564 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3565 lshrqi3_const5, lshrqi3_const6): New splitters.
3566 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3567 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3570 2008-08-22 Richard Guenther <rguenther@suse.de>
3572 PR tree-optimization/37078
3573 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3574 [+INF, +INF] ranges.
3576 2008-08-22 Richard Guenther <rguenther@suse.de>
3578 PR tree-optimization/37143
3579 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3580 a conversion statement instead of a copy.
3582 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3585 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3586 CCCmode, CCOmode and CCSmode destination modes.
3589 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3590 from different units in a single alternative.
3591 (*vec_extractv2sf_1): Ditto.
3592 (*vec_extractv2si_0): Ditto.
3593 (*vec_extractv2si_1): Ditto.
3594 * config/i386/sse.md (sse2_storehpd): Ditto.
3595 (sse2_storelpd): Ditto.
3596 (sse2_loadhpd): Ditto.
3597 (sse2_loadlpd): Ditto.
3600 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3601 (popcountsi2): Ditto.
3602 (clzdi2_abm): Ditto.
3603 (popcountdi2): Ditto.
3604 (clzhi2_abm): Ditto.
3605 (popcounthi2): Ditto.
3607 2008-08-22 Richard Guenther <rguenther@suse.de>
3611 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3612 if the multiplication does not overflow.
3614 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3616 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3618 2008-08-21 Richard Henderson <rth@redhat.com>
3620 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3621 spurrious comma from test.
3622 * configure: Rebuild.
3624 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3627 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3630 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3632 * c-tree.h (grokfield): New argument.
3633 * c-decl.c (grokfield): Handle new location argument.
3634 * c-parser.c (c_parser_struct_declaration): Pass location to
3637 2008-08-21 Richard Guenther <rguenther@suse.de>
3639 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3641 2008-08-21 Jan Hubicka <jh@suse.cz>
3643 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3644 (cgraph_add_function_insertion_hook,
3645 cgraph_remove_function_insertion_hook,
3646 cgraph_call_function_insertion_hooks): New functions.
3647 * cgraph.h (cgraph_add_function_insertion_hook,
3648 cgraph_remove_function_insertion_hook,
3649 cgraph_call_function_insertion_hooks): Declare.
3650 * ipa-reference.c (function_insertion_hook_holder): New variable.
3651 (check_operand, look_for_address_of): When checking late, do not care
3652 about module bitmaps.
3653 (add_new_function): New function.
3654 (generate_summary): Register hooks; zero module bitmaps.
3655 (propagate): Unregister hooks.
3656 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3657 (add_new_function): New function.
3658 (generate_summary): Register hook.
3659 (propagate): Remove hook.
3661 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3663 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3664 * ipa-cp.c (ipcp_update_cloned_node): New function.
3665 (build_const_val): Handle functions correctly; bring type logic
3666 into sync with tree-inline.c
3667 (ipcp_init_stage): Take care of computing stuff needed by
3668 indirect inlining; update clones.
3669 (ipcp_generate_summary): Break out of ipcp_driver.
3670 (ipcp_driver): Do only execution and transformation.
3671 (pass_ipa_cp): Make IPA_PASS.
3672 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3674 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3675 ipcp, some info is already available.
3676 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3677 * tree-inline.c (remap_ssa_name): Unshare expression.
3679 2008-08-21 Richard Guenther <rguenther@suse.de>
3681 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3682 a PHI ask VN if it is already available.
3683 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3684 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3686 2008-08-21 Richard Guenther <rguenther@suse.de>
3689 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3690 makes sure to produce a result of the correct type.
3692 2008-08-21 Jan Hubicka <jh@suse.cz>
3693 Backport from LTO branch:
3695 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3696 Jan Hubicka <jh@suse.cz>
3699 (init_state, finish_state, set_function_state, generate_summary):
3701 (scan_stmt): Renamed from scan_function. Changed to keep state in
3702 local static vars rather than cgraph aux field.
3703 (propagate): Renamed from static_execute. Changed to keep state in
3704 local static vars rather than cgraph aux field.
3705 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3706 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3708 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3710 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3711 * ipa-reference.c (init_function_info, generate_summary,
3712 propagate): New functions.
3713 (analyze_function): Call init_function_info.
3714 (static_execute): Stripped into generate_summary and propagate.
3715 (pass_ipa_reference): Made into ipa_opt_pass.
3717 2008-08-21 Richard Guenther <rguenther@suse.de>
3719 PR tree-optimization/37181
3720 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3722 (extract_range_from_unary_expr): Likewise.
3724 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3726 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3728 * toplev.h (pedwarn_at): Likewise.
3729 * builtins.c: Update all calls to pedwarn.
3730 * c-lex.c: Likewise.
3731 * toplev.c: Likewise.
3732 * c-tree.h: Likewise.
3733 * c-decl.c: Likewise.
3734 * c-errors.c: Likewise.
3735 * c-typeck.c: Likewise.
3736 * c-common.c: Likewise.
3737 * c-parser.c: Likewise.
3739 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3742 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3743 with MODE_VECTOR_INT mode.
3745 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3748 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3749 initialized outside the current module.
3750 (warn_uninitialized_var): Ignore left-hand side when walking the
3751 trees. Ignore address expressions. Examine VUSE operands in gimple
3752 statements with a variable declaration on the right-hand side.
3754 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3757 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3759 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3762 * c-common.c (conversion_warning): Do not warn if applying bit-and
3763 operator to unsigned constant that fits in the target type.
3765 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3768 * c-common.c (conversion_warning): Do not warn for artificial
3771 2008-08-20 Richard Guenther <rguenther@suse.de>
3773 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3774 (extract_range_from_binary_expr): Fall back to constant propagation.
3775 (extract_range_from_unary_expr): Likewise.
3777 2008-08-20 Richard Guenther <rguenther@suse.de>
3779 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3780 with TREE_THIS_VOLATILE on shared nodes.
3781 (fold_stmt_r): Likewise.
3783 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3786 * c-parser.c (c_parser_attributes): For keywords use canonical
3787 spelling for attr_name.
3789 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3791 * value-prof.c (check_counter): Revert wrong call to error.
3793 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3795 * profile.c: Update calls to inform.
3796 * value-prof.c: Update calls to inform.
3798 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3800 * diagnostic.c (inform): Add an explicit location_t parameter.
3801 * toplev.h (inform): Update declaration.
3802 * builtins.c: Update all calls to inform.
3803 * c-common.c: Likewise.
3804 * c-decl.c: Likewise.
3805 * c-opts.c: Likewise.
3806 * c-pch.c: Likewise.
3807 * c-pragma.c: Likewise.
3808 * c-typeck.c: Likewise.
3809 * coverage.c: Likewise.
3811 * toplev.c: Likewise.
3812 * tree-cfg.c: Likewise.
3813 * tree-ssa.c: Likewise.
3815 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3818 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3819 V2DI mode, for SSE4.1, use movq instead of vector set if the
3820 second element is zero and inter-unit moves are OK.
3822 2008-08-20 Richard Guenther <rguenther@suse.de>
3824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3825 properly handle conversion/copy chains after tuplification.
3827 2008-08-20 Richard Guenther <rguenther@suse.de>
3829 * passes.c (init_optimization_passes): Move the second
3830 forwprop pass before alias computation. Remove the second
3831 DCE pass. Remove the first dominator and phi copy/const
3834 2008-08-20 Nick Clifton <nickc@redhat.com>
3836 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3837 support of this feature. Do not assume that a sufficiently new
3838 assembler will support the feature regardless of the target type.
3839 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3840 * configure: Regenerate.
3842 2008-08-20 Richard Guenther <rguenther@suse.de>
3844 * tree-vrp.c (found_in_subgraph): Remove.
3845 (live): New global static.
3846 (live_on_edge): New function.
3847 (blocks_visited): Remove.
3848 (register_edge_assert_for_2): Use live_on_edge.
3849 (find_conditional_asserts): Remove code dealing with
3850 found_in_subgraph. Do not walk the CFG.
3851 (find_switch_asserts): Likewise.
3852 (find_assert_locations_1): Renamed from find_assert_locations.
3853 Move finding assert locations for conditional and switch
3854 statements first. Update live bitmap. Do not walk the CFG.
3855 (find_assert_locations): New function.
3856 (insert_range_assertions): Remove entry of CFG walk.
3857 Adjust call to find_assert_locations.
3858 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3859 that only can appear because of fake exit edges but assert we
3860 never try to insert on those.
3861 (fini_pre): Do not remove fake exit edges here...
3862 (execute_pre): ...but here, before committing edge inserts.
3864 2008-08-19 Richard Guenther <rguenther@suse.de>
3866 * passes.c (init_optimization_passes): Exchange store-ccp
3869 2008-08-19 Rafael Espíndola <espindola@google.com>
3871 * varasm.c (weak_decls): Move earlier in the file.
3872 (assemble_external): Add weak decls to the weak_decls list.
3873 (declare_weak): Don't add decls to the weak_decls list.
3875 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3878 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3879 before (sse2_shufpd_<mode>).
3881 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3884 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3885 * tree.c (block_nonartificial_location): Likewise.
3887 2008-08-19 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/35972
3890 PR tree-optimization/23094
3891 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3893 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3894 handle MISALIGNED_INDIRECT_REF.
3895 (get_ref_from_reference_ops): New helper.
3896 (vn_reference_lookup_pieces): Walk the use-def chain using the
3897 alias-oracle if requested.
3898 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3899 walking the use-def chain.
3900 (compute_avail): But not here.
3901 (create_component_ref_by_pieces_1): Properly handle
3902 MISALIGNED_INDIRECT_REF.
3903 (do_regular_insertion): Handle fully redundant
3904 expressions after PHI-translation also for SSA_NAME values, not
3905 only constants. Correctly use edoubleprime for that.
3907 2008-08-19 Ira Rosen <irar@il.ibm.com>
3909 * tree-vectorizer.c (supportable_widening_operation): Support
3910 multi-step conversion, return the number of steps in such conversion
3911 and the required intermediate types.
3912 (supportable_narrowing_operation): Likewise.
3913 * tree-vectorizer.h (vect_pow2): New function.
3914 (supportable_widening_operation): Change argument types.
3915 (supportable_narrowing_operation): Likewise.
3916 (vectorizable_type_promotion): Add an argument.
3917 (vectorizable_type_demotion): Likewise.
3918 * tree-vect-analyze.c (vect_analyze_operations): Call
3919 vectorizable_type_promotion and vectorizable_type_demotion with
3920 additional argument.
3921 (vect_get_and_check_slp_defs): Detect patterns.
3922 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3924 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3925 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3926 according to the smallest type in the loop.
3927 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3928 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3929 supportable_widening_operation with correct arguments.
3930 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3931 operands lists according to the number of vector statements in left
3932 or right node, if exists.
3933 (vect_gen_widened_results_half): Remove unused argument.
3934 (vectorizable_conversion): Call supportable_widening_operation,
3935 supportable_narrowing_operation, and vect_gen_widened_results_half
3936 with correct arguments.
3937 (vectorizable_assignment): Change documentation, support multiple
3939 (vectorizable_operation): Likewise.
3940 (vect_get_loop_based_defs): New function.
3941 (vect_create_vectorized_demotion_stmts): Likewise.
3942 (vectorizable_type_demotion): Support loop-aware SLP and general
3943 multi-step conversion. Call vect_get_loop_based_defs and
3944 vect_create_vectorized_demotion_stmts for transformation.
3945 (vect_create_vectorized_promotion_stmts): New function.
3946 (vectorizable_type_promotion): Support loop-aware SLP and general
3947 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3949 (vectorizable_store): Change documentation, support multiple
3951 (vectorizable_load): Likewise.
3952 (vect_transform_stmt): Pass SLP_NODE to
3953 vectorizable_type_promotion and vectorizable_type_demotion.
3954 (vect_schedule_slp_instance): Move here the calculation of number
3955 of vectorized statements for each node from...
3956 (vect_schedule_slp): ... here.
3957 (vect_transform_loop): Call vect_schedule_slp without the last
3960 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3963 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3964 to == in assert statement.
3965 (vectorizable_reduction): Fix typo.
3967 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3970 * value-prof.c (check_counter): Dereference pointer to overall
3971 count when printing it.
3973 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3975 * profile.h: Really add it.
3977 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3979 * mcf.c: Really add it.
3981 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3982 Vinodha Ramasamy <vinodha@google.com>
3984 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3986 * value-prof.c (check_counter): Fix the counter if
3987 flag_profile_correction is true.
3988 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3989 tree_mod_subtract_transform):
3990 Follow check_counter parameter change.
3991 * common.opt (fprofile-correction): New option.
3993 * profile.h: Likewise.
3994 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3995 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3996 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3998 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3999 flag_profile_correction is set.
4001 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4003 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4005 2008-08-18 Tomas Bily <tbily@suse.cz>
4007 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4008 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4010 * tree-data-ref.c (split_constant_offset_1): Likewise.
4011 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4012 * tree-sra.c (sra_walk_expr): Likewise.
4013 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4014 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4015 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4016 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4018 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4019 * tree-vect-transform.c (vectorizable_type_demotion)
4020 (vectorizable_type_promotion): Likewise.
4021 * tree-inline.c (expand_call_inline):
4022 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4023 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4024 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4025 * expr.c (expand_expr_real_1): Likewise.
4026 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4027 (gimple_assign_unary_useless_conversion_p): Likewise.
4028 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4029 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4030 * fold-const.c (fold_unary): Likewise.
4031 * tree.h (CONVERT_EXPR_P): Likewise.
4032 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4033 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4035 (register_edge_assert_for_2, extract_range_from_unary_expr)
4036 (register_edge_assert_for_1): Likewise.
4038 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4040 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4041 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4042 (enum real_value_const): Delete.
4043 (get_real_const): Delete.
4044 * real.c (get_real_const): Delete.
4045 (dconst_e_ptr): Define.
4046 (dconst_third_ptr): Define.
4047 (dconst_sqrt2_ptr): Define.
4048 * builtins.c: Update all callers.
4050 2008-08-18 Richard Guenther <rguenther@suse.de>
4052 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4053 statement iterator after statement removal.
4055 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4057 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4058 (detect_processor_freebsd): Likewise.
4059 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4061 2008-08-18 Richard Guenther <rguenther@suse.de>
4063 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4064 and loads have the correct types.
4066 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4069 * c-opts.c (cpp_opts): Remove static.
4070 * c-parser.c (cpp_opts): Declare it extern.
4071 (disable_extension_diagnostics): Handle cpp options.
4072 (enable_extension_diagnostics): Likewise.
4074 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4076 * diagnostics.c (permerror_at): Rename as permerror.
4077 (permerror): Delete.
4078 * toplev.h: Likewise.
4080 2008-08-18 Richard Guenther <rguenther@suse.de>
4082 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4083 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4084 Move call_cdce before build_alias. Move copyrename2,
4085 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4086 right after final inlining.
4087 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4088 (pass_build_cfg): But instead via TODO_dump_func.
4090 2008-08-18 Richard Guenther <rguenther@suse.de>
4092 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4094 (scalarize_init): If we failed to generate some initializers
4095 do not generate zeros for not instantiated members. Instead
4096 rely on the copy out.
4097 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4098 about missing flow-sensitive alias info only if we have
4101 2008-08-17 Nick Clifton <nickc@redhat.com>
4103 * doc/extend.texi (Function Attributes): Fix typo in description
4104 if hot function attribute.
4106 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4107 Richard Sandiford <rdsandiford@googlemail.com>
4109 * doc/install.texi (--with-mips-plt): Document.
4110 * doc/invoke.texi (-mplt, -mno-plt): Document.
4111 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4112 and handle ${with_mips_plt}.
4113 * config/mips/mips.opt (mplt): New option.
4114 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4115 (TARGET_ABICALLS_PIC2): Likewise.
4116 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4117 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4118 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4119 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4120 to decide whether to output ".option picX" directives.
4121 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4122 Pass -call_nonpic rather than -KPIC for -mplt.
4123 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4124 on the command line. Also remove it when -mabi=64 is used without
4126 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4127 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4128 TARGET_ABICALLS_PIC0.
4129 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4131 (mips16_build_function_stub): Only output ".option pic" directives
4132 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4133 (mips16_build_call_stub): Fix comment and remove redundant
4134 ".set at"/"set .noat" directives.
4135 (mips_function_rodata_section): Use the default behaviour for
4136 TARGET_ABSOLUTE_ABICALLS.
4137 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4138 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4139 (mips_restore_gp): Do nothing if the current function doesn't use
4141 (mips_expand_prologue): Only save $gp if the current function uses it.
4142 Use a normal move for TARGET_ABICALLS_PIC0.
4143 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4145 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4147 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4148 of function when handling GLOBAL_POINTER_REGNUM.
4150 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4153 * common.opt (-fstack-check): Do not declare the variable here.
4154 (-fstack-check=): New option variant.
4155 * doc/invoke.texi (Code Gen Options): Document it.
4156 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4157 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4158 (STACK_CHECK_STATIC_BUILTIN): New macro.
4159 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4160 * opts.c: Include expr.h.
4161 (common_handle_option) <OPT_fold_stack_check_>: New case.
4162 <OPT_fstack_check>: Likewise.
4163 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4164 consistently in the test for variable-sized types. Adjust for
4165 new behaviour of flag_stack_check.
4166 * explow.c: Include except.h.
4167 (allocate_dynamic_stack_space): Do not take into account
4168 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4169 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4170 for variable-sized parameters. Treat all parameters whose size is
4171 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4172 stack checking is enabled.
4173 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4174 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4175 if generic stack checking is enabled.
4176 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4177 * reload1.c (reload): Likewise.
4178 * stmt.c (expand_decl): Assert that all automatic variables have
4179 fixed size at this point and remove dead code.
4180 * flags.h (stack_check_type): New enumeration type.
4181 (flag_stack_check): Declare.
4182 * toplev.c (flag_stack_check): New global variable.
4183 * Makefile.in (opts.o): Add dependency on EXPR_H.
4184 (explow.o): Add dependency on except.h.
4186 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4188 * config/avr/avr.c (avr_override_options): Reduce value of
4189 PARAM_INLINE_CALL_COST.
4191 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4193 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4194 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4195 lieu of TYPE_MODE (type) throughout.
4197 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4199 * config/arm/arm.c (add_minipool_backward_ref): Check for
4200 8-byte-aligned entries in second case of forcing insertion after a
4201 particular entry. Change third case to avoid inserting
4202 non-8-byte-aligned entries before 8-byte-aligned ones.
4204 2008-08-15 Richard Guenther <rguenther@suse.de>
4206 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4207 strip components for unknown size accesses.
4209 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4211 * config/s390/2097.md New file.
4212 * config/s390/s390.md ("z10prop" attribute): Define none,
4213 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4214 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4215 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4216 possible values and apply them to insns as appropriate.
4217 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4218 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4219 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4220 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4222 ("bfp" mode attribute): Removed. Every occurence replaced
4224 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4225 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4228 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4231 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4234 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4236 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4237 additional argument. Support reduction when duplication is needed due
4238 to data-types of different sizes in the loop.
4239 (get_initial_def_for_induction): Fix printout.
4240 (vect_get_vec_def_for_stmt_copy): Support case where the
4241 vec_stmt_for_operand is a phi node.
4242 (vectorizable_reduction): Support reduction when duplication is needed
4243 due to data-types of different sizes in the loop.
4244 (vectorizable_call): Remove restriction to not vectorize in case we
4245 have data-types of different sizes in the loop.
4246 (vectorizable_conversion): Likewise.
4247 (vectorizable_operation): Likewise.
4248 (vectorizable_type_demotion): Likewise.
4249 (vectorizable_type_promotion): Likewise.
4250 (vectorizable_induction): Add restriction to not vectorize in case
4251 we have data-types of different sizes in the loop.
4253 2008-08-14 Christophe Saout <christophe@saout.de>
4254 Uros Bizjak <ubizjak@gmail.com>
4257 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4258 (*vec_concatv2di_rex64_sse4_1): Ditto.
4259 (*vec_concatv2di_rex64_sse): Ditto.
4261 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4264 * fold-const.c (fold_widened_comparison): Do not allow
4265 sign changes that change the result even if shorter type
4266 is wider than arg1_unw's type.
4268 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4270 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4271 Skip if the multilib testing specifies -march that does not
4272 agree with the one specified in the testcase.
4274 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4276 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4277 zero extend SImode values being converted to TFmode before passing
4280 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4282 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4283 __PPU__ when targeting the Cell/B.E. PPU processor.
4285 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4287 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4288 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4289 Rematerialize the static chain, if any.
4290 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4293 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4295 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4296 (new_loc_descr): Likewise.
4297 (add_loc_descr): Likewise.
4298 (size_of_loc_descr): Likewise.
4299 (size_of_locs): Likewise.
4300 (output_loc_operands): Likewise.
4301 (output_loc_sequence): Likewise.
4302 (new_reg_loc_descr): New.
4303 (build_cfa_loc): Use it.
4304 (build_cfa_aligned_loc): Likewise.
4305 (one_reg_loc_descriptor): Likewise.
4306 (based_loc_descr): Likewise.
4308 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4311 * doc/invoke.texi (Wmain): Update.
4312 * c-decl.c (start_decl): warn_main is only 0 or 1.
4313 (start_function): Likewise. Fix formatting.
4314 (finish_function): Delete redundant warning.
4315 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4316 * c-opts (c_common_handle_option): -Wall only has effect if
4317 warn_main is uninitialized. OPT_Wmain is automatically
4318 handled. -pedantic also enables Wmain.
4319 (c_common_post_options): Handle all logic for Wmain here.
4320 * c-common.c (warn_main): Delete.
4321 (check_main_parameter_types): Make pedwarns conditional on
4323 * c-common.h (warn_main): Delete.
4325 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4328 * expr.c (emit_group_store): Allocate stack temp with the
4329 largest alignment when copying from register to stack.
4331 2008-08-13 Richard Guenther <rguenther@suse.de>
4333 * tree.h (maybe_fold_offset_to_address): Declare.
4334 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4335 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4336 Likewise for POINTER_PLUS_EXPR.
4337 (maybe_fold_offset_to_reference): Enable disabled code.
4338 (maybe_fold_offset_to_address): New function.
4339 (fold_stmt_r): Use it.
4340 (fold_gimple_assign): Likewise.
4341 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4342 (gimplify_expr): Likewise.
4344 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4346 * toplev.h (pedwarn_at): Fix declaration.
4348 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4350 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4351 LINK_SPEC): Use %R in -Y P argument.
4353 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4356 * diagnostic.c (pedwarn_at): New.
4357 * toplev.h (pedwarn_at): Declare.
4358 * c-tree.h (build_enumerator): Update declaration.
4359 * c-decl.c (finish_enum): Update comment.
4360 (build_enumerator): Take a location parameter. Give a pedwarn but do
4361 not perform any conversion.
4362 * c-parser.c (c_parser_enum_specifier): Set correct location for
4365 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4368 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4369 expressions except for conversions to signed:1 bitfields. Handle
4370 COND_EXPR with constant operands.
4372 2008-08-13 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/15255
4375 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4376 (struct oecount_s): New struct and VEC types.
4378 (oecount_hash): New function.
4379 (oecount_eq): Likewise.
4380 (oecount_cmp): Likewise.
4381 (zero_one_operation): New function.
4382 (build_and_add_sum): Likewise.
4383 (undistribute_ops_list): Perform un-distribution of multiplication
4384 and division on the chain of summands.
4385 (should_break_up_subtract): Also break up subtracts for factors.
4386 (reassociate_bb): Delete dead visited statements.
4387 Call undistribute_ops_list. Re-sort and optimize if it did something.
4388 * passes.c (init_optimization_passes): Move DSE before
4390 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4393 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4395 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4397 * doc/invoke.texi: Revert unintended checkin.
4399 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4402 * gcc.c (include_spec_function): Tweak call to find_a_file.
4404 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4407 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4408 and TRUTH_ORIF_EXPR.
4409 * dojump.c (do_jump): Likewise.
4411 PR tree-optimization/37084
4412 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4413 if id->regimplify, don't assume stmt is a cast assignment.
4415 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4417 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4419 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4422 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4425 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4427 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4428 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4430 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4431 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4432 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4433 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4434 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4436 * doc/tm.texi (Storage Layout): Remove documentation for
4437 TARGET_FLOAT_FORMAT.
4439 * simplify-rtx.c (simplify_binary_operation_1): Replace
4440 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4442 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4444 * real.h (struct real_format): New member has_sign_dependent_rounding.
4445 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4446 spu_single_format, ieee_double_format, mips_double_format,
4447 motorola_double_format, ieee_extended_motorola_format,
4448 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4449 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4450 mips_extended_format, ieee_quad_format, mips_quad_format,
4451 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4452 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4454 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4455 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4456 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4457 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4458 (ROUND_TOWARDS_ZERO): Likewise.
4460 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4461 (FLOAT_MODE_FORMAT): New macro.
4462 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4463 (MODE_COMPOSITE_P): ... this new macro.
4464 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4465 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4466 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4468 * flags.h: Include "real.h".
4470 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4471 REAL_MODE_FORMAT_COMPOSITE_P.
4472 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4474 * doc/tm.texi (Storage Layout): Remove documentation of
4475 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4476 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4477 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4478 they only apply to libgcc2.a.
4480 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4482 * config/spu/float_disf.c: New file.
4483 * config/spu/float_unsdisf.c: New file.
4484 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4485 (LIB2FUNCS_EXCLUDE): Define.
4487 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4488 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4490 * real.h (struct real_format): New member round_towards_zero.
4491 * real.c (round_for_format): Respect fmt->round_towards_zero.
4492 (ieee_single_format, mips_single_format, motorola_single_format,
4493 spu_single_format, ieee_double_format, mips_double_format,
4494 motorola_double_format, ieee_extended_motorola_format,
4495 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4496 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4497 mips_extended_format, ieee_quad_format, mips_quad_format,
4498 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4499 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4501 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4502 real_format to choose rounding mode when calling MPFR functions.
4503 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4504 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4506 * real.h (real_to_decimal_for_mode): Add prototype.
4507 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4508 Respect target rounding mode when generating decimal representation.
4509 (real_to_decimal): New stub for backwards compatibility.
4510 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4511 real_to_decimal_for_mode instead of real_to_decimal.
4513 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4515 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4516 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4518 * real.c (spu_single_format): New variable.
4519 * real.h (spu_single_format): Declare.
4521 * config/spu/spu.c (spu_override_options): Install SFmode format.
4522 (spu_split_immediate): Use integer mode to operate on pieces of
4523 floating-point values in all cases.
4525 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4526 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4527 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4529 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4531 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4533 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4535 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4537 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4540 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4541 on the VAR_DECL instead of TYPE_READONLY on its type.
4543 2008-08-12 Ira Rosen <irar@il.ibm.com>
4545 * tree-vectorizer.c: Depend on langhooks.h.
4546 (supportable_widening_operation): Add two arguments. Support double
4548 (supportable_narrowing_operation): Likewise.
4549 * tree-vectorizer.h (supportable_widening_operation): Add two
4551 (supportable_narrowing_operation): Likewise.
4552 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4553 supportable_widening_operation with correct arguments.
4554 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4555 (vectorizable_type_demotion): Support double type conversions.
4556 (vectorizable_type_promotion): Likewise.
4557 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4559 2008-08-11 Michael Matz <matz@suse.de>
4561 * i386/i386.c (override_options): Move initialisation from
4562 flag_schedule_insns_after_reload to here from ...
4563 (optimization_options): ... here.
4565 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4567 PR rtl-optimization/36998
4568 * dwarf2out.c (compute_barrier_args_size_1,
4569 compute_barrier_args_size): Temporarily remove assertions.
4571 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4574 * tree-ssa.c (struct walk_data): Add new flag
4575 warn_possibly_uninitialized.
4576 (warn_uninitialized_var): Use it.
4577 (warn_uninitialized_vars): New.
4578 (execute_early_warn_uninitialized): Call it.
4579 (execute_late_warn_uninitialized): Likewise.
4581 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4584 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4587 2008-08-09 Jan Hubicka <jh@suse.cz>
4590 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4592 (expand_fix): Be prepared for expansion to fail.
4593 (expand_sfix_optab): Remove instructions if expansion failed.
4595 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4597 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4599 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4600 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4602 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4604 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4605 mips/t-libgcc-mips16 to tmake_file.
4606 * config/mips/mips-protos.h (mips_call_type): New enum.
4607 (mips_pic_base_register, mips_got_load): Declare.
4608 (mips_restore_gp): Take an rtx argument.
4609 (mips_use_pic_fn_addr_reg_p): Declare.
4610 (mips_expand_call): Replace the sibcall_p argument with
4611 a mips_call_type argument. Add a lazy_p parameter.
4612 (mips_split_call): Declare.
4613 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4614 (MIPS16_PIC_TEMP): Likewise.
4615 (reg_class): Delete M16_NA_REGS.
4616 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4617 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4618 (mips_split_hi_p): Declare.
4619 * config/mips/mips.c (mips_split_hi_p): New array.
4620 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4621 (mips_got_symbol_type_p): New function.
4622 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4623 (mips16_stub_function_p): New function.
4624 (mips16_local_function_p): Likewise.
4625 (mips_use_pic_fn_addr_reg_p): Likewise.
4626 (mips_cannot_force_const_mem): Return false for HIGHs.
4627 Extend CONST_INT and symbolic handling to MIPS16, using
4628 mips_symbol_insns to check that the base symbol type is a
4629 legitimate constant. Reject GOT-based constants if
4630 TARGET_MIPS16_PCREL_LOADS.
4631 (mips_const_insns): Check targetm.cannot_force_const_mem when
4632 decomposing a symbolic base and a large offset.
4633 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4634 When calling a function that needs $25 from MIPS16 code,
4635 move the target address into $25 separately and add a USE
4637 (mips16_gp_pseudo_reg): Insert the initializer immediately
4638 before the first real insn.
4639 (mips_pic_base_register, mips_got_load): New functions.
4640 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4641 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4642 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4643 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4644 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4645 also passing NULL_RTX rather than const0_rtx as the aux argument.
4646 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4647 instead of TARGET_EXPLICIT_RELOCS.
4648 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4649 (mips_load_call_address): Replace the sibcall_p argument with
4650 a mips_call_type argument. Use mips_got_load.
4651 (mips16_local_alias): New structure.
4652 (mips16_local_aliases): New variable.
4653 (mips16_local_aliases_hash): New function.
4654 (mips16_local_aliases_eq): Likewise.
4655 (mips16_local_alias): Likewise.
4656 (mips16_stub_function): Likewise.
4657 (mips16_build_function_stub): Create a local alias for the target
4658 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4659 .cpload directive and an R_MIPS_NONE relocation for the target
4660 function, then load the alias rather than the function itself.
4661 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4662 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4663 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4664 (mips16_build_call_stub): Replace the FN parameter with an
4665 FN_PTR parameter. Force the address into a register if it
4666 isn't a call_insn_operand; don't rely on the caller to do this.
4667 If a call to a locally-defined and locally-binding MIPS16
4668 function must be made indirectly, redirect the call to the
4669 function's local alias. Use mips16_stub_function_p,
4670 mips16_stub_function, mips_expand_call and use_reg.
4671 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4672 Use explicit %hi and %lo accesses where possible.
4673 Use MIPS_CALL to generate the correct code form of a
4674 jal instruction. Add clobbers of $18 instead of uses.
4675 Update the call to mips_emit_call_insn.
4676 (mips_expand_call): Replace the SIBCALL_P argument with a
4677 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4678 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4679 allowing it to modify the call address. Update the calls to
4680 mips_load_call_address and mips_emit_call_insn.
4681 (mips_split_call): New function.
4682 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4683 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4684 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4685 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4686 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4688 (mips_cprestore_slot): New function.
4689 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4690 and use mips_cprestore_slot.
4691 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4693 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4694 then use a copygp_mips16 instruction to set up $28.
4695 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4696 (mips16_lay_out_constants): Call split_all_insns_noflow.
4697 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4698 false if TARGET_MIPS16.
4699 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4700 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4701 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4702 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4703 MIPS16 code. Allow MIPS16 o32 PIC.
4704 (mips_override_options): Allow MIPS16 o32 PIC.
4705 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4706 after reload if TARGET_USE_GOT.
4707 (UNSPEC_COPYGP): New constant.
4708 (length): Use a default length of 8 for MIPS16 GOT loads.
4709 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4710 (*got_page<mode>): Check mips_split_hi_p.
4711 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4712 (unspec_got<mode>, unspec_call<mode>): New expanders.
4713 (load_got<mode>, load_call<mode>): Remove the length attributes.
4714 Use a got attribute instead of a type attribute.
4715 (copygp_mips16): New insn.
4716 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4717 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4718 (sibcall, sibcall_value, call, call_value): Update the calls
4719 to mips_expand_call.
4720 (call_internal, call_value_internal): Use mips_split_call.
4721 (call_value_multiple_internal): Likewise.
4722 (call_split): Move after call_internal (the insn it is split from).
4723 (call_internal_direct, call_value_internal_direct): Turn into
4724 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4725 (call_direct_split, call_value_direct_split): New patterns.
4726 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4727 and use M16_REGS instead of M16_NA_REGS.
4728 * config/mips/predicates.md (const_call_insn_operand): Replace
4729 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4730 mips_use_pic_fn_addr_reg_p check.
4731 (move_operand): Reject HIGHs if mips_split_hi_p.
4732 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4733 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4734 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4735 * config/mips/libgcc-mips16.ver: New file.
4736 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4737 $(srcdir)/config/mips/libgcc-mips16.ver.
4739 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4741 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4742 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4743 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4744 (mips16_cfun_returns_in_fpr_p): Likewise.
4746 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4748 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4749 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4750 rather than 4 to PC.
4752 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4754 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4755 (FUNCTION_PROFILER): Save the static chain pointer into $2
4756 beforehand and restore it aftewards.
4757 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4758 address directly into $25 and call the function through $25;
4759 do not clobber $3. Pad the DImode version to cover the space
4760 left by the deleted $25 <- $3 move.
4761 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4762 the removal of the $25 <- $3 move.
4763 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4764 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4766 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4767 Daniel Jacobowitz <dan@codesourcery.com>
4769 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4770 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4771 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4772 * config/mips/mips.c (mips_start_function_definition): New function.
4773 (mips_end_function_definition): Likewise.
4774 (mips_output_function_prologue): Use mips_start_function_definition.
4775 (mips_output_function_epilogue): Use mips_end_function_definition.
4776 (build_mips16_function_stub): Use mips_start_function_definition
4777 and mips_end_function_definition.
4778 (build_mips16_call_stub): Likewise.
4780 2008-08-09 Richard Guenther <rguenther@suse.de>
4782 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4783 * gimple.h (gimple_call_fn): Adjust comment.
4784 (gimple_call_set_fndecl): New function.
4785 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4786 longer having bare FUNCTION_DECL operand.
4787 (gimple_call_return_type): Likewise.
4788 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4790 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4791 (gimple_mod_pow2): Likewise.
4792 (gimple_mod_subtract): Likewise.
4793 (gimple_ic): Likewise.
4794 (gimple_stringop_fixed_value): Likewise.
4795 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4796 longer having bare FUNCTION_DECL operand.
4797 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4798 * omp-low.c (optimize_omp_library_calls): Likewise.
4799 * cgraphunit.c (update_call_expr): Likewise.
4800 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4801 (execute_convert_to_rsqrt): Likewise.
4802 * cfgexpand.c (gimple_to_tree): Simplify.
4803 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4804 bare FUNCTION_DECL operand.
4805 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4806 (convert_gimple_call): Use gimple_call_fndecl.
4807 * c-common.c (c_warn_unused_result): Likewise.
4809 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4812 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4813 (c_finish_return): Likewise.
4814 (c_start_case): Likewise.
4815 * c-common.c (warn_for_collisions_1): Use explicit location in
4817 * c-parser.c (c_parser_condition): New. Call
4818 verify_sequence_points.
4819 (c_parser_paren_condition): Call c_parser_condition.
4820 (c_parser_for_statement): Call c_parser_condition.
4822 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4825 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4826 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4827 Moved from diagnostic.h
4828 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4830 (emit_diagnostic): New.
4831 (warning0, pedwarn0): Delete.
4832 (warning, warning_at, pedwarn, permerror): Return bool.
4833 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4834 Moved to diagnostic.c.
4835 (struct diagnostic_context): Use correct type for
4836 classify_diagnostic.
4837 (diagnostic_report_diagnostic): Update declaration.
4838 (emit_diagnostic): Declare.
4839 * errors.c (warning): Return bool.
4840 * errors.h (warning): Update declaration.
4841 * toplev.h (warning0, pedwarn0): Delete.
4842 (warning, warning_at, pedwarn, permerror): Return bool.
4843 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4844 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4845 inform. Update all calls.
4846 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4847 before giving informative note.
4848 (implicit_decl_warning): Likewise.
4849 * c-typeck.c (build_function_call): Likewise.
4850 * tree-sssa.c (warn_uninit): Likewise.
4851 * builtins.c (gimplify_va_arg_expr): Likewise.
4853 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4856 * doc/invoke.texi (-Wextra): Move warning from here...
4857 (-Wuninitialized): ... to here.
4859 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4862 * flags.h (set_Wunused): Delete
4863 * toplev.c (process_options): Handle Wunused flags here.
4864 * opts.c (maybe_warn_unused_parameter): Delete.
4865 (common_handle_option): Replace set_Wunused by warn_unused.
4866 (set_Wextra): Do not handle Wunused-parameter here.
4867 (set_Wunused): Delete.
4868 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4870 * common.opt (Wunused): Add Var and Init.
4871 (Wunused-function): Likewise.
4872 (Wunused-label): Likewise.
4873 (Wunused-parameter): Likewise.
4874 (Wunused-value): Likewise.
4875 (Wunused-variable): Likewise.
4877 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4879 * doc/invoke.texi: Add cpu_type power7.
4880 * config.in (HAVE_AS_VSX): New.
4881 * config.gcc: Add cpu_type power7.
4882 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4884 * configure: Regenerate.
4885 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4887 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4888 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4889 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4891 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4893 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4894 type to vectorize.builtin_conversion.
4895 (vectorizable_conversion): Likewise.
4896 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4897 integral type as input.
4898 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4900 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4901 and ALTIVEC_BUILTIN_VCTSXS.
4902 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4905 2008-08-08 Richard Guenther <rguenther@suse.de>
4907 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4908 (surely_varying_stmt_p): Calls are varying only if they are
4909 non-builtin and not indirect or have no result.
4910 (ccp_fold): Re-instantiate code before the tuples merge.
4912 2008-08-08 Richard Guenther <rguenther@suse.de>
4914 PR tree-optimization/37056
4915 * gimple.h (gimple_assign_rhs_class): New helper function.
4916 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4917 unary operations properly.
4919 2008-08-07 Jan Hubicka <jh@suse.cz>
4921 * i386.h (ix86_size_cost): Declare.
4922 (ix86_cur_cost): New function macro.
4923 * i386.md (peepholes expanding size and splitters): Predicate by
4924 optimize_insn_for_speed_p.
4925 (peepholes reduce size and splitters): Predicate by
4926 optimize_insn_for_size_p.
4927 * i386.c (ix86_size_cost): Rename from ...
4928 (size_cost): This one.
4929 (override_options): Update.
4930 (decide_alg): Likewise.
4931 (ix86_expand_clear): Use RTL profile.
4932 (ix86_pad_returns): Use RTL profile.
4934 2008-08-07 Jan Hubicka <jh@suse.cz>
4936 * recog.c (split_all_insns): Set RTL profile
4937 (peephole2_optimize): Likewise.
4938 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4939 * combine.c (combine_instructions): Likewise.
4941 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4943 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4945 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4947 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4948 value in a6 after the set_frame_ptr insn.
4950 2008-08-07 Richard Henderson <rth@redhat.com>
4953 * gcc.c (cpp_options): Pass along -g*.
4955 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4957 * config/arm/arm.c (output_move_neon): Update comment describing
4958 big-endian vector layout.
4959 (arm_assemble_integer): Do not handle big-endian NEON vectors
4961 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4962 neon_vget_lane<mode>_sext_internal,
4963 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4964 element indices for big-endian.
4966 2008-08-07 Richard Henderson <rth@redhat.com>
4968 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4969 * configure, config.in: Rebuild.
4970 * debug.h (dwarf2out_do_cfi_asm): Declare.
4971 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4972 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4973 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4974 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4976 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4978 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4979 movv2si_internal): Combine into mov<mode>_internal.
4980 (movv2si_internal_2): Remove.
4982 2008-08-07 Jan Hubicka <jh@suse.cz>
4985 * i386.md (single stringop patterns): Enable unconditionally.
4987 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4990 * config/i386/emmintrin.h (_mm_move_epi64): Use
4991 __builtin_ia32_movq128.
4993 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4994 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4996 * config/i386/sse.md (sse2_movq128): New.
4998 * doc/extend.texi: Document __builtin_ia32_movq128.
5000 2008-08-07 Richard Guenther <rguenther@suse.de>
5003 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5004 pointers can access anything.
5006 2008-08-06 Jan Hubicka <jh@suse.cz>
5008 * optabs.c (emit_unop_insn): Break out to ...
5009 (maybe_emit_unop_insn): ... this one.
5010 (expand_sfix_optab): Use maybe variant.
5011 * optabs.h (maybe_emit_unop_insn): Declare.
5013 * i386.md (mov0 patterns): Enable by default.
5014 (FP conversion expanders): Disable expansion of code expanding
5015 sequences when instruction should be optimized for size.
5016 (single strinop patterns): Enable when optimizing for size.
5017 (string expanders): Disable expanding of code expanding sequences
5018 when optimizning instruction for size.
5019 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5021 (ix86_fp_comparison_sahf_cost): Likewise.
5022 (ix86_expand_branch): Likewise.
5023 (ix86_expand_ashl_const): Likewise.
5024 (ix86_split_ashl): Likewise.
5025 (ix86_expand_strlen): Likewise.
5026 (ix86_emit_fp_unordered_jump): Likewie.
5028 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * c-common.c: Fix typo.
5031 (c_common_reswords): Activate more C++ keyword warnings.
5033 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5035 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5038 * diagnostic.c (permerror_at): New.
5039 * toplev.h (permerror_at): Declare.
5041 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5042 Ira Rosen <irar@il.ibm.com>
5044 * tree-vect-transform.c (vect_model_simple_cost): Return
5045 immediately if stmt is pure SLP.
5046 (vect_model_store_cost): Ditto.
5047 (vect_model_load_cost): Ditto.
5048 (vectorizable_store): Remove PURE_SLP check before call
5049 to vect_model_store_cost.
5050 (vect_model_store_cost): When checking whether stmt describe
5051 strided access, add a check that it is not slp_node.
5053 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5056 * c-common.c (warn_for_sign_compare): New. Handle separately the
5057 case that 'constant' is zero.
5058 * c-typeck.c (build_binary_op): Move code to c-common.c
5060 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5062 * config/alpha/alpha.c (alpha_preferred_reload_class,
5063 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5064 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5065 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5066 * config/arm/arm.md: Likewise.
5067 * config/avr/avr-protos.h (preferred_reload_class,
5068 test_hard_reg_class, avr_simplify_comparison_p,
5069 out_shift_with_cnt, class_max_nregs): Likewise.
5070 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5071 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5072 preferred_reload_class, test_hard_reg_class): Likewise.
5073 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5074 bfin_memory_move_cost, bfin_secondary_reload,
5075 bfin_output_mi_thunk): Likewise.
5076 * config/crx/crx.c (crx_secondary_reload_class,
5077 crx_memory_move_cost): Likewise.
5078 * config/frv/frv-protos.h (frv_secondary_reload_class,
5079 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5080 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5081 frv_secondary_reload_class, frv_class_likely_spilled_p,
5082 frv_class_max_nregs): Likewise.
5083 * config/h8300/h8300.c (h8300_classify_operand,
5084 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5086 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5087 * config/ia64/ia64.c (ia64_preferred_reload_class,
5088 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5089 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5090 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5092 * config/m68hc11/m68hc11.c (preferred_reload_class,
5093 m68hc11_memory_move_cost): Likewise.
5094 * config/mcore/mcore.c (mcore_secondary_reload_class,
5095 mcore_reload_class): Likewise.
5096 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5097 mips_class_max_nregs, mips_cannot_change_mode_class,
5098 mips_preferred_reload_class, mips_secondary_reload_class,
5099 mips_output_mi_thunk): Likewise.
5100 * config/mmix/mmix.c (mmix_preferred_reload_class,
5101 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5103 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5105 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5106 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5107 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5108 * config/rs6000/rs6000.c (paired_expand_vector_init,
5109 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5110 compare_section_name, rs6000_memory_move_cost): Likewise.
5111 * config/s390/s390.c (s390_emit_compare_and_swap,
5112 s390_preferred_reload_class, s390_secondary_reload,
5113 legitimize_pic_address, legitimize_tls_address,
5114 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5115 s390_class_max_nregs): Likewise.
5116 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5117 * config/s390/s390.md: Likewise.
5118 * config/score/score-protos.h (score_secondary_reload_class,
5119 score_preferred_reload_class): Likewise.
5120 * config/score/score.c (score_preferred_reload_class,
5121 score_secondary_reload_class): Likewise.
5122 * config/score/score3.c (score3_output_mi_thunk,
5123 score3_preferred_reload_class, score3_secondary_reload_class,
5124 score3_hard_regno_mode_ok): Likewise.
5125 * config/score/score3.h (score3_preferred_reload_class,
5126 score3_secondary_reload_class): Likewise.
5127 * config/score/score7.c (score7_output_mi_thunk,
5128 score7_preferred_reload_class, score7_secondary_reload_class,
5129 score7_hard_regno_mode_ok): Likewise.
5130 * config/score/score7.h (score7_preferred_reload_class,
5131 score7_secondary_reload_class): Likewise.
5132 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5133 output_branchy_insn, add_constant, gen_block_redirect,
5134 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5135 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5137 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5138 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5139 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5140 xstormy16_preferred_reload_class): Likewise.
5141 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5142 xtensa_expand_atomic, override_options,
5143 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5145 * reorg.c (try_merge_delay_insns): Likewise.
5146 * tree.c (merge_dllimport_decl_attributes): Likewise.
5148 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5150 2008-08-06 Michael Matz <matz@suse.de>
5152 * Makefile.in (write_entries_to_file): Quote words.
5153 * gengtype.c: (read_input_line): Skip over leading white-space.
5155 2008-08-06 Marc Gauthier <marc@tensilica.com>
5157 * config.gcc: Match more processor names for Xtensa.
5158 * configure.ac: Likewise.
5159 * doc/install.texi (Specific): Likewise.
5160 * configure: Regenerate.
5162 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5164 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5165 * calls.c (avoid_likely_spilled_reg): Likewise.
5166 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5167 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5168 * config/i386/i386.c (ix86_expand_special_args_builtin,
5169 ix86_secondary_reload): Likewise.
5170 * except.c (struct eh_region, gen_eh_region_catch,
5171 remove_unreachable_regions, duplicate_eh_regions,
5172 assign_filter_values, build_post_landing_pads,
5173 sjlj_find_directly_reachable_regions, remove_eh_handler,
5174 reachable_next_level, foreach_reachable_handler,
5175 can_throw_internal_1, can_throw_external_1,
5176 collect_one_action_chain): Likewise.
5177 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5178 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5179 * function.c (update_temp_slot_address, instantiate_new_reg,
5180 instantiate_virtual_regs_in_rtx,
5181 instantiate_virtual_regs_in_insn): Likewise.
5182 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5183 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5184 gimplify_cleanup_point_expr): Likewise.
5185 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5186 * passes.c (next_pass_1): Likewise.
5187 * print-tree.c (print_node_brief, print_node): Likewise.
5188 * profile.c (branch_prob): Likewise.
5189 * tree-dump.c (dump_register): Likewise.
5190 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5192 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5193 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5194 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5195 copy_arguments_for_versioning, copy_static_chain): Likewise.
5196 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5197 add_new_name_mapping, register_new_name_mapping): Likewise.
5198 * tree-mudflap.c (mf_xform_derefs): Likewise.
5199 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5200 get_init_expr, combine_chains): Likewise.
5201 * tree-pretty-print.c (dump_generic_node): Likewise.
5202 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5203 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5204 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5205 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5207 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5210 * calls.c (expand_call): Use the biggest preferred stack
5213 2008-08-06 Michael Matz <matz@suse.de>
5216 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5217 for reused reload, instead of overwriting them.
5219 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5222 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5223 for incoming stack boundary.
5225 * function.c (assign_parm_find_entry_rtl): Update
5226 parm_stack_boundary.
5228 * function.h (rtl_data): Add parm_stack_boundary.
5230 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5231 parm_stack_boundary for incoming stack boundary.
5233 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5235 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5236 for unrepresentable subregs or treat them as equal to other regs
5237 or subregs with the same register number.
5239 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5242 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5245 2008-08-06 Jan Hubicka <jh@suse.cz>
5247 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5248 frequencies might be hot.
5250 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5252 * reload.c (find_reloads): Force constants into literal pool
5253 also if they are wrapped in a SUBREG.
5255 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5258 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5259 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5260 Don't allow predicated instructions for data speculation.
5261 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5264 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5266 * haifa-sched.c (extend_global): Split to extend_global_data and
5267 extend_region_data. Update all uses.
5268 (extend_all): Rename to extend_block_data.
5270 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5272 * sched-rgn.c (new_ready): Check if instruction can be
5273 speculatively scheduled before attempting speculation.
5274 (debug_rgn_dependencies): Remove wrongful assert.
5276 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5278 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5280 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5282 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5283 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5284 va_size, and type_size.
5286 2008-08-04 Jason Merrill <jason@redhat.com>
5289 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5290 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5292 2008-08-05 Richard Henderson <rth@redhat.com>
5294 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5295 * configure: Rebuild.
5297 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5300 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5301 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5304 2008-08-05 Richard Henderson <rth@redhat.com>
5306 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5307 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5308 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5309 * common.opt (fdwarf2-cfi-asm): New.
5310 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5311 * config.in, configure: Rebuild.
5312 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5313 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5314 (dw2_force_const_mem): Externalize.
5315 * dwarf2asm.h: Update.
5316 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5317 generate a real label.
5318 (output_cfi_directive): New.
5319 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5320 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5321 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5323 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5324 (output_loc_operands_raw, output_loc_sequence_raw): New.
5325 (output_cfa_loc_raw): New.
5327 2008-08-05 Paul Brook <paul@codesourcery.com>
5329 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5330 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5331 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5332 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5333 * config/arm/arm.h (TARGET_VFPD32): Define.
5334 (TARGET_VFP3): Use TARGET_VFPD32.
5335 (fputype): Add FPUTYPE_VFP3D16.
5336 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5337 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5338 * config/arm/arm-cores.def: Add cortex-r4f.
5339 * config/arm/arm-tune.md: Regenerate.
5341 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5343 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5344 Reword some comments throughout the file.
5346 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5347 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5348 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5349 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5351 (MFC_START_ENABLE): Remove PPU-only define.
5352 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5353 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5355 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5356 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5357 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5358 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5359 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5360 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5361 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5363 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5364 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5365 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5366 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5368 (spu_read_machine_status): Fix typo.
5370 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5372 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5373 SUBREG of multi-word hard register.
5374 * config/spu/spu.c (valid_subreg): Likewise.
5375 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5377 2008-08-04 Richard Guenther <rguenther@suse.de>
5379 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5380 the candidate with the stripped base if that base is different
5381 from the original base even for offset zero.
5383 2008-08-04 Richard Guenther <rguenther@suse.de>
5386 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5387 check for no_overflow.
5389 2008-08-04 Richard Guenther <rguenther@suse.de>
5391 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5393 2008-08-04 Paul Brook <paul@codesourcery.com>
5395 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5396 (arm_order_regs_for_local_alloc): New function.
5397 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5399 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5401 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5404 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5405 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5406 (ix86_expand_epilogue): Likewise.
5408 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5410 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5413 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5415 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5416 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5417 (*movv2sf_internal_rex64): Ditto.
5419 2008-08-03 Jan Hubicka <jh@suse.cz>
5421 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5422 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5423 * expmed.c (expand_smod_pow2): Likewise.
5425 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5428 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5429 alternative 0 of operand 1.
5430 (*vec_concatv2di_rex64_sse): Ditto.
5431 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5433 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5434 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5435 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5436 (*movv2sf_internal_rex64): Ditto.
5438 2008-08-02 Richard Guenther <rguenther@suse.de>
5441 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5442 (ssedoublesizemode): New mode attribute.
5443 (sse_shufps): Call gen_sse_shufps_v4sf.
5444 (sse_shufps_1): Macroize.
5445 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5446 (sse2_shufpd_1): Macroize.
5447 (vec_extract_odd, vec_extract_even): New expanders.
5448 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5449 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5450 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5451 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5452 (ix86_expand_vector_set): Likewise.
5453 (ix86_expand_reduc_v4sf): Likewise.
5455 2008-08-01 Doug Kwan <dougkwan@google.com>
5457 * matrix-reorg.c: Re-enable all code.
5458 (struct malloc_call_data): Change CALL_STMT to gimple type.
5459 (collect_data_for_malloc_call): Tuplify.
5460 (struct access_site_info): Change STMT to gimple type.
5461 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5462 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5463 (struct free_info): Change STMT to gimple type.
5464 (struct matrix_access_phi_node): Change PHI to gimple type.
5465 (get_inner_of_cast_expr): Remove.
5466 (may_flatten_matrices_1): Tuplify.
5467 (may_flatten_matrices): Ditto.
5468 (mark_min_matrix_escape_level): Ditto.
5469 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5470 (ssa_accessed_in_call_rhs): New
5471 (ssa_accessed_in_assign_rhs): New
5472 (record_access_alloc_site_info): Tuplify.
5473 (add_allocation_site): Ditto.
5474 (analyze_matrix_allocation_site): Ditto.
5475 (analyze_transpose): Ditto.
5476 (get_index_from_offset): Ditto.
5477 (update_type_size): Ditto.
5478 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5479 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5480 (analyze_accesses_for_phi_node): Tuplify.
5481 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5482 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5483 (analyze_matrix_accesses): Tuplify.
5484 (check_var_data): New call-back type for check_var_notmodified_p.
5485 (check_var_notmodified_p): Tuplify and use call-back struct to
5486 return statement found.
5487 (can_calculate_expr_before_stmt): Factor out statement related code
5489 (can_calculate_stmt_before_stmt): New.
5490 (check_allocation_function): Tuplify.
5491 (find_sites_in_func): Ditto.
5492 (record_all_accesses_in_func): Ditto.
5493 (transform_access_sites): Ditto.
5494 (transform_allocation_sites): Ditto.
5495 (matrix_reorg): Re-enable.
5496 (gate_matrix_reorg): Re-enable.
5498 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5500 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5501 for labels for which it hasn't been set yet. If it has been set,
5502 stop walking insns and continue with next worklist item.
5503 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5504 if the only BARRIER is at the very end of a function.
5506 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5508 * cfgexpand.c (expand_stack_alignment): Assert that
5509 stack_realign_drap and drap_rtx must match.
5511 * function.c (instantiate_new_reg): If DRAP is used to realign
5512 stack, replace virtual_incoming_args_rtx with internal arg
5515 2008-08-01 Richard Guenther <rguenther@suse.de>
5517 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5518 loop information only if we initialized it.
5519 (execute_pre): Call fini_pre with in_fre.
5520 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5521 if we do not unroll because we hit max-completely-peeled-insns.
5522 Use our estimation for consistency, do allow shrinking.
5524 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5526 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5527 with MIN_STACK_BOUNDARY.
5528 (ix86_update_stack_boundary): Likewise.
5529 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5532 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5533 (MIN_STACK_BOUNDARY): This.
5535 2008-08-01 Richard Guenther <rguenther@suse.de>
5538 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5540 2008-08-01 Richard Guenther <rguenther@suse.de>
5542 PR tree-optimization/36988
5543 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5544 do not matter if that doesn't change volatile qualification.
5546 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5548 * configure.ac: Do not generate libada-mk. Do not subst
5550 * libada-mk.in: Remove.
5551 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5552 * configure: Regenerate.
5554 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5556 * tree-pass.h: Added comment about not dumping passes with name
5557 starting with star in struct opt_pass.
5558 * passes.c (register_dump_files_1): Don't do dump for a pass with
5559 name starting with star.
5560 * doc/passes.texi (Pass manager): Mention pass names and special
5561 meaning of star prefix to avoid dump.
5563 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5565 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5567 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5568 (ISA_MIPS64R2): New macro.
5569 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5570 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5571 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5572 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5573 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5574 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5575 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5576 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5577 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5578 Move up to keep list alphabetically sorted.
5579 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5580 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5582 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5583 (-march=@var{arch}): Add mips64r2.
5585 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5587 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5589 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5591 * expr.c (expand_assignment): Check for complete type.
5593 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5596 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5598 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5599 for stack alignment.
5601 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5603 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5605 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5606 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5608 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5610 PR rtl-optimization/36419
5611 * dwarf2out.c (barrier_args_size): New variable.
5612 (compute_barrier_args_size, compute_barrier_args_size_1): New
5614 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5615 if not called yet in the current function, use barrier_args_size
5616 array to find the new args_size value.
5617 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5619 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5622 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5625 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5628 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5629 (dwarf2out_stack_adjust): Use it.
5630 (dwarf2out_frame_debug_expr): Likewise.
5632 2008-07-31 Richard Guenther <rguenther@suse.de>
5634 PR tree-optimization/36978
5635 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5636 the generated condition.
5638 2008-07-31 Richard Guenther <rguenther@suse.de>
5640 * passes.c (init_optimization_passes): Always call
5641 pass_early_warn_uninitialized.
5642 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5643 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5644 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5646 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5649 * builtins.c (maybe_emit_free_warning): New function.
5650 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5651 maybe_emit_free_warning for BUILT_IN_FREE.
5654 * dwarf2out.c (get_context_die): New function.
5655 (force_decl_die, force_type_die): Use it.
5656 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5657 returns NULL, force generation of DW_TAG_typedef and put that into
5660 PR preprocessor/36649
5661 * c-pch.c (c_common_read_pch): Save and restore
5662 line_table->trace_includes across PCH restore.
5664 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5667 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5669 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5672 * final.c (call_from_call_insn): Handle COND_EXEC.
5674 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5676 * builtins.c (std_gimplify_va_arg_expr): Replace
5677 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5678 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5680 2008-07-30 Joey Ye <joey.ye@intel.com>
5681 H.J. Lu <hongjiu.lu@intel.com>
5683 * builtins.c (expand_builtin_setjmp_receiver): Replace
5684 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5685 (expand_builtin_apply_args_1): Likewise.
5686 (expand_builtin_longjmp): Need DRAP for stack alignment.
5687 (expand_builtin_apply): Likewise.
5689 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5690 instead of assign_stack_local to allow alignment reduction.
5692 * calls.c (emit_call_1): Need DRAP for stack alignment if
5694 (expand_call): Replace virtual_incoming_args_rtx with
5695 crtl->args.internal_arg_pointer.
5696 * stmt.c (expand_nl_goto_receiver): Likewise.
5698 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5699 alignment and store to stack_alignment_estimated and
5700 max_used_stack_slot_alignment.
5701 (expand_one_var): Likewise.
5702 (expand_stack_alignment): New function.
5703 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5704 and stack_alignment_estimated fields in rtl_data. Call
5705 expand_stack_alignment at end.
5707 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5708 (MAX_STACK_ALIGNMENT): Likewise.
5709 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5710 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5712 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5713 stack alignment when generating virtual registers.
5715 * function.c (assign_stack_local): Renamed to ...
5716 (assign_stack_local_1): This. Add a parameter to indicate
5717 if it is OK to reduce alignment.
5718 (assign_stack_local): Use it.
5719 (instantiate_new_reg): Instantiate virtual incoming args rtx
5720 to vDRAP if stack realignment and DRAP is needed.
5721 (assign_parms): Collect parameter/return type alignment and
5722 contribute to stack_alignment_estimated.
5723 (locate_and_pad_parm): Likewise.
5724 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5725 with crtl->args.internal_arg_pointer.
5727 * function.h (rtl_data): Add new field drap_reg,
5728 max_used_stack_slot_alignment, stack_alignment_estimated,
5729 stack_realign_needed, need_drap, stack_realign_processed and
5730 stack_realign_finalized.
5731 (stack_realign_fp): New macro.
5732 (stack_realign_drap): Likewise.
5734 * global.c (compute_regsets): Frame pointer is needed when
5735 stack is realigned. Can eliminate frame pointer when stack is
5736 realigned and dynamic realigned argument pointer isn't used.
5738 * reload1.c (update_eliminables): Frame pointer is needed
5739 when stack is realigned.
5740 (init_elim_table): Can eliminate frame pointer when stack is
5741 realigned and dynamic realigned argument pointer isn't used.
5743 * rtl.h (assign_stack_local_1): Declare new funtion.
5745 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5746 (TARGET_GET_DRAP_RTX): Likewise.
5747 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5748 TARGET_GET_DRAP_RTX.
5750 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5752 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5753 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5755 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5756 H.J. Lu <hongjiu.lu@intel.com>
5758 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5759 vdrap_reg, stack_realign and drap_reg_saved.
5760 (add_cfi): Don't allow redefining CFA when DRAP is used.
5761 (reg_save): Handle stack alignment.
5762 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5763 alignment. Don't generate DWARF information for (set fp sp)
5765 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5767 (int_loc_descriptor): Move prototype forward. Also define if
5768 DWARF2_UNWIND_INFO is true.
5769 (output_cfa_loc): Handle DW_CFA_expression.
5770 (build_cfa_aligned_loc): New.
5771 (based_loc_descr): Update assert for stack realign. For local
5772 variables, use sp+offset when stack is aligned without drap and
5773 fp+offset when stack is aligned with drap. For arguments, use
5774 cfa+offset when drap is used to align stack.
5776 2008-07-30 Joey Ye <joey.ye@intel.com>
5777 H.J. Lu <hongjiu.lu@intel.com>
5779 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5781 (ix86_gen_andsp): New.
5782 (ix86_user_incoming_stack_boundary): Likewise.
5783 (ix86_default_incoming_stack_boundary): Likewise.
5784 (ix86_incoming_stack_boundary): Likewise.
5785 (ix86_can_eliminate): Likewise.
5786 (find_drap_reg): Likewise.
5787 (ix86_update_stack_boundary): Likewise.
5788 (ix86_get_drap_rtx): Likewise.
5789 (ix86_finalize_stack_realign_flags): Likewise.
5790 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5791 (TARGET_GET_DRAP_RTX): Likewise.
5792 (override_options): Overide option value for new options.
5793 (ix86_function_ok_for_sibcall): Remove check for
5794 force_align_arg_pointer.
5795 (ix86_handle_cconv_attribute): Likewise.
5796 (ix86_function_regparm): Likewise.
5797 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5798 (ix86_va_start): Replace virtual_incoming_args_rtx with
5799 crtl->args.internal_arg_pointer.
5800 (ix86_select_alt_pic_regnum): Check DRAP register.
5801 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5802 (ix86_compute_frame_layout): Compute frame layout wrt stack
5804 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5805 (ix86_expand_prologue): Decide if stack realignment is needed
5806 and generate prologue code accordingly.
5807 (ix86_expand_epilogue): Generate epilogue code wrt stack
5808 realignment is really needed or not.
5810 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5811 (ABI_STACK_BOUNDARY): Likewise.
5812 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5813 (STACK_REALIGN_DEFAULT): Likewise.
5814 (INCOMING_STACK_BOUNDARY): Likewise.
5815 (MAX_STACK_ALIGNMENT): Likewise.
5816 (ix86_incoming_stack_boundary): Likewise.
5817 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5818 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5819 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5820 (machine_function): Remove force_align_arg_pointer.
5822 * config/i386/i386.md (BX_REG): New.
5823 (R13_REG): Likewise.
5825 * config/i386/i386.opt (mforce_drap): New.
5826 (mincoming-stack-boundary): Likewise.
5827 (mstackrealign): Add Init(-1).
5829 * config/i386/i386-protos.h (ix86_can_eliminate): New
5831 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5833 * doc/extend.texi: Update force_align_arg_pointer.
5835 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5838 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5839 (INCOMING_STACK_BOUNDARY): Likewise.
5840 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5841 (TARGET_GET_DRAP_RTX): Likewise.
5843 2008-07-30 Andreas Schwab <schwab@suse.de>
5845 PR rtl-optimization/36929
5846 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5847 add_insn_before and fix argument order.
5848 (replace_inc_dec_mem): Handle NULL rtx.
5850 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5852 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5854 (arm_compute_initial_elimination_offset): Use it.
5855 (arm_compute_save_reg_mask): Include static chain save slot when
5856 calculating alignment.
5857 (arm_get_frame_offsets): Ditto.
5858 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5859 that we can use to decrement the stack when the stack decrement
5860 could be too big for an immediate value in a single insn.
5861 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5863 2008-07-30 Richard Guenther <rguenther@suse.de>
5865 PR tree-optimization/36967
5866 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5867 Release defs of statements we remove.
5869 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5871 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5872 instead of NULL_RTVEC.
5874 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5878 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5881 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5883 * final.c (call_from_call_insn): New.
5884 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5886 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5888 * configure.ac: Substitute ADA_CFLAGS.
5889 * configure: Regenerate.
5890 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5891 * Makefile.in: Remove mention of X_* variables.
5892 * config/pa/x-ada-hpux10: Remove.
5893 * config/pa/x-ada: Remove.
5895 * doc/fragments.texi: Update.
5897 2008-07-30 Olivier Hainque <hainque@adacore.com>
5899 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5900 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5901 __dso_handle explicitly here.
5903 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5906 * c-typeck.c (build_binary_op): Encapsulate code into...
5907 * c-common.c (shorten_binary_op): ...this new function.
5908 (conversion_warning): Use the new function. Handle non-negative
5909 constant in bitwise-and.
5910 * c-common.h (shorten_binary_op): Declare.
5912 2008-07-30 Olivier Hainque <hainque@adacore.com>
5914 * scan.c (make_sstring_space): Add explicit conversions of
5915 allocator's return value.
5916 * fix-header.c (recognized_function): Likewise.
5918 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5920 * doc/cpp.texi: Update to GFDL 1.2.
5921 * doc/gcc.texi: Do not list GPL as Invariant Section.
5922 * doc/gccint.texi: Likewise. Update copyright years.
5923 * doc/install.texi: Update copyright years.
5925 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5928 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5929 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5931 2008-07-29 Jan Hubicka <jh@suse.cz>
5933 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5934 (grokdeclarator): Likewise.
5935 * langhooks.c (lhd_warn_unused_global_decl): Use
5936 DECL_DECLARED_INLINE_P.
5937 * print-tree.c (print_node): Remove DECL_INLINE check.
5939 2008-07-29 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/36945
5942 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5943 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5944 Record invariant addresses un-decomposed.
5945 (copy_reference_ops_from_call): Record reference call
5946 arguments properly. Simplify.
5947 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5948 helper split out from ...
5949 (create_component_ref_by_pieces): ... here. Simplify.
5950 Prepare for recursive invocation for call arguments.
5951 (create_expression_by_pieces): Adjust call to
5952 create_component_ref_by_pieces.
5953 (compute_avail): Process operand 2 of reference ops.
5955 2008-07-29 Richard Guenther <rguenther@suse.de>
5957 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5959 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5961 * c-format.c (check_format_types): Revert unwanted checkin.
5963 2008-07-29 Jan Hubicka <jh@suse.cz>
5965 * flags.h (flag_really_no_inline): Remove.
5966 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5967 * toplev.c (flag_really_no_inline): Remove.
5968 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5969 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5970 (cgraph_decide_inlining_incrementally): Likewise.
5971 (compute_inline_parameters): Likewise.
5972 * opts.c (decode_options): Simplify.
5973 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5974 * common.opt (finline): Initialize to 1.
5975 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5977 2008-07-29 Jan Hubicka <jh@suse.cz>
5979 * predict.c (always_optimize_for_size_p): New function.
5980 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5981 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5982 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5984 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5985 * function.c (prepare_function_start): Set default profile.
5986 * function.h (rtl_data): Add maybe_hot_insn_p.
5987 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5988 (construct_exit_block): Likewise.
5989 (tree_expand_cfg): Likewise.
5991 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5992 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5993 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5994 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5997 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6000 * c-decl.c (merge_decls): Merge USED flags.
6002 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6004 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6005 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6006 next_stack, lab_false and lab_over trees.
6008 2008-07-28 Richard Guenther <rguenther@suse.de>
6010 PR tree-optimization/36957
6011 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6012 (useless_type_conversion_p): Remove.
6013 (types_compatible_p): Remove.
6014 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6015 (useless_type_conversion_p): Declare.
6016 (types_compatible_p): Declare.
6017 (gimple_expr_type): Return the base type only if it is
6018 trivially convertible to the subtype.
6020 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6022 * configure.ac: Use the m4_do macro to concatenate the warnings into
6023 one string in ACX_PROG_CC_WARNING_OPTS,
6024 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6025 * configure: Regenerate.
6027 2008-07-28 Richard Guenther <rguenther@suse.de>
6029 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6030 (insert_fake_stores): Remove.
6031 (realify_fake_stores): Likewise.
6032 (execute_pre): Remove dead code.
6033 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6034 (find_func_aliases): Deal with it here instead.
6035 Re-enable gcc_unreachable call.
6037 2008-07-28 Richard Guenther <rguenther@suse.de>
6039 Merge from gimple-tuples-branch.
6041 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6042 * gimple.def: New file.
6043 * gsstruct.def: Likewise.
6044 * gimple-iterator.c: Likewise.
6045 * gimple-pretty-print.c: Likewise.
6046 * tree-gimple.c: Removed. Merged into ...
6047 * gimple.c: ... here. New file.
6048 * tree-gimple.h: Removed. Merged into ...
6049 * gimple.h: ... here. New file.
6051 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6052 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6053 --enable-checking=gimple flag.
6054 * config.in: Likewise.
6055 * configure: Regenerated.
6057 * tree-ssa-operands.h: Tuplified.
6058 * tree-vrp.c: Likewise.
6059 * tree-loop-linear.c: Likewise.
6060 * tree-into-ssa.c: Likewise.
6061 * tree-ssa-loop-im.c: Likewise.
6062 * tree-dump.c: Likewise.
6063 * tree-complex.c: Likewise.
6064 * cgraphbuild.c: Likewise.
6065 * tree-ssa-threadupdate.c: Likewise.
6066 * tree-ssa-loop-niter.c: Likewise.
6067 * tree-pretty-print.c: Likewise.
6068 * tracer.c: Likewise.
6069 * gengtype.c: Likewise.
6070 * tree-loop-distribution.c: Likewise.
6071 * tree-ssa-loop-unswitch.c: Likewise.
6072 * cgraph.c: Likewise.
6073 * cgraph.h: Likewise.
6074 * tree-ssa-loop-manip.c: Likewise.
6075 * value-prof.c: Likewise.
6076 * tree-ssa-loop-ch.c: Likewise.
6077 * tree-tailcall.c: Likewise.
6078 * value-prof.h: Likewise.
6081 * tree-pass.h: Likewise.
6082 * ipa-cp.c: Likewise.
6083 * tree-scalar-evolution.c: Likewise.
6084 * tree-scalar-evolution.h: Likewise.
6085 * target.h: Likewise.
6086 * lambda-mat.c: Likewise.
6087 * tree-phinodes.c: Likewise.
6088 * diagnostic.h: Likewise.
6089 * builtins.c: Likewise.
6090 * tree-ssa-alias-warnings.c: Likewise.
6091 * cfghooks.c: Likewise.
6092 * fold-const.c: Likewise.
6093 * cfghooks.h: Likewise.
6094 * omp-low.c: Likewise.
6095 * tree-ssa-dse.c: Likewise.
6096 * ipa-reference.c: Likewise.
6097 * tree-ssa-uncprop.c: Likewise.
6098 * toplev.c: Likewise.
6099 * tree-gimple.c: Likewise.
6100 * tree-gimple.h: Likewise.
6101 * tree-chrec.c: Likewise.
6102 * tree-chrec.h: Likewise.
6103 * tree-ssa-sccvn.c: Likewise.
6104 * tree-ssa-sccvn.h: Likewise.
6105 * cgraphunit.c: Likewise.
6106 * tree-ssa-copyrename.c: Likewise.
6107 * tree-ssa-ccp.c: Likewise.
6108 * tree-ssa-loop-ivopts.c: Likewise.
6109 * tree-nomudflap.c: Likewise.
6110 * tree-call-cdce.c: Likewise.
6111 * ipa-pure-const.c: Likewise.
6112 * c-format.c: Likewise.
6113 * tree-stdarg.c: Likewise.
6114 * tree-ssa-math-opts.c: Likewise.
6115 * tree-ssa-dom.c: Likewise.
6116 * tree-nrv.c: Likewise.
6117 * tree-ssa-propagate.c: Likewise.
6118 * ipa-utils.c: Likewise.
6119 * tree-ssa-propagate.h: Likewise.
6120 * tree-ssa-alias.c: Likewise.
6121 * gimple-low.c: Likewise.
6122 * tree-ssa-sink.c: Likewise.
6123 * ipa-inline.c: Likewise.
6124 * c-semantics.c: Likewise.
6125 * dwarf2out.c: Likewise.
6127 * tree-ssa-loop-ivcanon.c: Likewise.
6128 * predict.c: Likewise.
6129 * tree-ssa-loop.c: Likewise.
6130 * tree-parloops.c: Likewise.
6131 * tree-ssa-address.c: Likewise.
6132 * tree-ssa-ifcombine.c: Likewise.
6133 * matrix-reorg.c: Likewise.
6134 * c-decl.c: Likewise.
6135 * tree-eh.c: Likewise.
6136 * c-pretty-print.c: Likewise.
6137 * lambda-trans.c: Likewise.
6138 * function.c: Likewise.
6139 * langhooks.c: Likewise.
6140 * ebitmap.h: Likewise.
6141 * tree-vectorizer.c: Likewise.
6142 * function.h: Likewise.
6143 * langhooks.h: Likewise.
6144 * tree-vectorizer.h: Likewise.
6145 * ipa-type-escape.c: Likewise.
6146 * ipa-type-escape.h: Likewise.
6147 * domwalk.c: Likewise.
6148 * tree-if-conv.c: Likewise.
6149 * profile.c: Likewise.
6150 * domwalk.h: Likewise.
6151 * tree-data-ref.c: Likewise.
6152 * tree-data-ref.h: Likewise.
6153 * tree-flow-inline.h: Likewise.
6154 * tree-affine.c: Likewise.
6155 * tree-vect-analyze.c: Likewise.
6156 * c-typeck.c: Likewise.
6157 * gimplify.c: Likewise.
6158 * coretypes.h: Likewise.
6159 * tree-ssa-phiopt.c: Likewise.
6160 * calls.c: Likewise.
6161 * tree-ssa-coalesce.c: Likewise.
6162 * tree.def: Likewise.
6163 * tree-dfa.c: Likewise.
6164 * except.c: Likewise.
6165 * except.h: Likewise.
6166 * cfgexpand.c: Likewise.
6167 * tree-cfgcleanup.c: Likewise.
6168 * tree-ssa-pre.c: Likewise.
6169 * tree-ssa-live.c: Likewise.
6170 * tree-sra.c: Likewise.
6171 * tree-ssa-live.h: Likewise.
6172 * tree-predcom.c: Likewise.
6173 * lambda.h: Likewise.
6174 * tree-mudflap.c: Likewise.
6175 * ipa-prop.c: Likewise.
6176 * print-tree.c: Likewise.
6177 * tree-ssa-copy.c: Likewise.
6178 * ipa-prop.h: Likewise.
6179 * tree-ssa-forwprop.c: Likewise.
6180 * ggc-page.c: Likewise.
6181 * c-omp.c: Likewise.
6182 * tree-ssa-dce.c: Likewise.
6183 * tree-vect-patterns.c: Likewise.
6184 * tree-ssa-ter.c: Likewise.
6185 * tree-nested.c: Likewise.
6186 * tree-ssa.c: Likewise.
6187 * lambda-code.c: Likewise.
6188 * tree-ssa-loop-prefetch.c: Likewise.
6189 * tree-inline.c: Likewise.
6190 * tree-inline.h: Likewise.
6191 * tree-iterator.c: Likewise.
6192 * tree-optimize.c: Likewise.
6193 * tree-ssa-phiprop.c: Likewise.
6194 * tree-vect-transform.c: Likewise.
6195 * tree-object-size.c: Likewise.
6196 * tree-outof-ssa.c: Likewise.
6197 * cfgloop.c: Likewise.
6198 * system.h: Likewise.
6199 * tree-profile.c: Likewise.
6200 * cfgloop.h: Likewise.
6201 * c-gimplify.c: Likewise.
6202 * c-common.c: Likewise.
6203 * tree-vect-generic.c: Likewise.
6204 * tree-flow.h: Likewise.
6205 * c-common.h: Likewise.
6206 * basic-block.h: Likewise.
6207 * tree-ssa-structalias.c: Likewise.
6208 * tree-switch-conversion.c: Likewise.
6209 * tree-ssa-structalias.h: Likewise.
6210 * tree-cfg.c: Likewise.
6211 * passes.c: Likewise.
6212 * ipa-struct-reorg.c: Likewise.
6213 * ipa-struct-reorg.h: Likewise.
6214 * tree-ssa-reassoc.c: Likewise.
6215 * cfgrtl.c: Likewise.
6216 * varpool.c: Likewise.
6218 * tree-ssanames.c: Likewise.
6219 * tree-ssa-threadedge.c: Likewise.
6220 * langhooks-def.h: Likewise.
6221 * tree-ssa-operands.c: Likewise.
6222 * config/alpha/alpha.c: Likewise.
6223 * config/frv/frv.c: Likewise.
6224 * config/s390/s390.c: Likewise.
6225 * config/m32c/m32c.c: Likewise.
6226 * config/m32c/m32c-protos.h: Likewise.
6227 * config/spu/spu.c: Likewise.
6228 * config/sparc/sparc.c: Likewise.
6229 * config/i386/i386.c: Likewise.
6230 * config/sh/sh.c: Likewise.
6231 * config/xtensa/xtensa.c: Likewise.
6232 * config/stormy16/stormy16.c: Likewise.
6233 * config/ia64/ia64.c: Likewise.
6234 * config/rs6000/rs6000.c: Likewise.
6235 * config/pa/pa.c: Likewise.
6236 * config/mips/mips.c: Likewise.
6238 2008-07-28 Simon Baldwin <simonb@google.com>
6240 * c-pragma.c (handle_pragma_message): New function.
6241 (init_pragma): Register handle_pragma_message.
6242 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6245 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6247 PR tree-optimization/35252
6248 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6249 REALPART_EXPR to be considered as same load operation.
6251 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6253 PR tree-optimization/36830
6254 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6255 (expressions_equal_p): Return false if only one operand is null.
6257 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6259 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6260 version requirements.
6262 2008-07-26 Olivier Hainque <hainque@adacore.com>
6264 * collect2.c (symkind): New enum. Symbol kinds we care about.
6265 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6266 code and head comment accordingly.
6267 (scan_prog_file): Use symkind names instead of bare integers.
6269 2008-07-25 Jan Hubicka <jh@suse.cz>
6271 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6273 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6274 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6275 * dojump.c (clear_pending_stack_adjust): Likewise.
6276 * print-tree.c (print_node): Ignore DECL_INLINE.
6277 * tree-inline.c (inlinable_function_p): Likewise.
6279 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6281 * doc/extend.texi (hot attribute): Document that the hot attribute
6282 turns on -O3 for some ports.
6283 (cold attribute): Document that the cold attribute turns on -Os
6286 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6287 reflect function specific option support.
6289 * target.h (struct target_option_hooks): Add fields to say whether
6290 the cold attribute implies -Os and the hot attribute implies -O3.
6292 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6293 By default, do not turn on -Os for cold functions.
6294 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6295 not turn on -O3 for hot functions.
6297 * c-common.c (handle_hot_attribute): Use target hook to determine
6298 if hot functions should enable -O3.
6299 (handle_cold_attribute): Use target hook to determine if cold
6300 functions should enable -Os.
6302 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6303 (override_options): Move disable scheduling to
6304 optimization_options.
6305 (optimization_options): Disable scheduling here, not
6307 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6308 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6310 * config/ia64/ia64.c (ia64_override_options): Move setting
6311 scheduling flags to ia64_optimization_options.
6312 (ia64_optimization_options): Disable scheduling options here, and
6313 not in ia64_override_options.
6314 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6315 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6317 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6320 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6322 2008-07-25 Martin Jambor <mjambor@suse.cz>
6324 PR tree-optimization/36926
6325 * ipa-prop.c (ipa_analyze_call_uses): Call
6326 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6328 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6330 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6331 movv2si_internal): Add mem = reg alternative.
6333 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6336 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6337 DEFAULT_PCC_STRUCT_RETURN to 127.
6339 2008-07-24 Jan Hubicka <jh@suse.cz>
6341 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6342 (build_cgraph_edges): Likewise.
6343 * cgraph.c (cgraph_node): Do not update assembler hash.
6344 (cgraph_remove_node): Drop non-unit-at-a-time code.
6345 * tree-pass.h (pass_O0_always_inline): Remove.
6346 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6347 * toplev.c (process_options): Flag unit-at-a-time does not imply
6349 * cgraphunit.c: Update comments.
6350 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6351 (cgraph_assemble_pending_functions): Remove.
6352 (cgraph_reset_node): Drop non-unit-at-a-time code.
6353 (cgraph_finalize_function): Likewise.
6354 (cgraph_analyze_function): Likewise.
6355 (cgraph_finalize_compilation_unit): Likewise.
6356 (cgraph_expand_function): Likewise.
6357 (cgraph_optimize): Likesise.
6358 (save_inline_function_body): Likewise.
6359 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6360 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6361 * ipa-inline.c: Update comments.
6362 (enum inlining_mode): remove INLINE_SPEED.
6363 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6364 (cgraph_mark_inline_edge): Likewise.
6365 (try_inline): Likewise.
6366 (cgraph_decide_inlining_incrementally): Likewise.
6367 (cgraph_gate_inlining): Remove.
6368 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6369 (cgraph_gate_early_inlining): Likewise.
6370 (gate_inline_passes): Remove.
6371 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6372 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6373 pass_O0_always_inline): Remove.
6374 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6375 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6376 * opts.c (no_unit_at_a_time_default): Remove.
6377 (decode_options): Remove flag_unit_at_a_time reset and warning.
6378 * opts.h (no_unit_at_a_time_default): Remove.
6379 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6380 early in GNU dialect.
6381 (merge_decls): Update comment; drop unit-at-a-time check.
6382 (finish_decl): Likewise.
6383 (grok_declaration): Remove flag_inline_trees code.
6384 (finish_functions): Return on function returning non-void on all
6386 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6387 * cfgexpand.c (expand_one_static_var): Remove.
6388 (expand_one_var): Remove expand_one_static_var call.
6389 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6390 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6391 and flag_unit_at_a-time compatibility checks.
6392 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6393 * tree-inline.c (flag_inline_trees): Remove.
6394 (inlinable_function_p): Don't check it.
6395 (expand_call_inline): Remove non-unit-at-a-time code.
6396 * tree-inline.h (flag_inline_trees): Remove.
6397 * tree-optimize.c (execute_early_local_optimizations): Remove
6398 unit-at-a-time checks.
6399 (tree_rest_of_compilation): Likewise.
6400 * combine.c (setup_incoming_promotions): Likewise.
6401 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6402 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6403 * passes.c (pass_inline_parameters): Update comments; remove
6404 O0_alwaysinline pass.
6405 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6406 (execute_one_pass): Likewise.
6407 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6408 (ix86_function_sseregparm): Likewise.
6409 * arm.c (arm_function_in_section_p): Likewise.
6410 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6411 * varpool.c: Update comments.
6412 (decide_is_variable_needed): Remove unit-at-a-time checks.
6413 (varpool_finalize_decl): Likewise.
6415 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6417 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6419 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6421 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6423 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6424 imp symbol extension.
6426 2008-07-23 Ian Lance Taylor <iant@google.com>
6428 * tree-vrp.c (infer_value_range): Ignore asm statements when
6429 looking for memory accesses for -fdelete-null-pointer-checks.
6431 2008-07-24 Ben Elliston <bje@au.ibm.com>
6433 * config/spu/spu-c.c (__vector_keyword): New variable.
6434 (vector_keyword): Likewise.
6435 (spu_categorize_keyword): New function.
6436 (spu_macro_to_expand): Likewise.
6437 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6438 compiling an ISO C dialect.
6440 2008-07-24 Ben Elliston <bje@au.ibm.com>
6442 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6445 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6447 * configure: Regenerate.
6448 * configure.ac: Require texinfo 4.7.
6449 * doc/install.texi: Document texinfo 4.7 requirement.
6451 2008-07-23 Martin Jambor <mjambor@suse.cz>
6453 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6454 rather than for DECL_SAVED_TREE.
6455 * ipa-prop.c: Include diagnostic.h.
6456 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6458 (ipa_detect_param_modifications): Function rewritten from scratch.
6459 (ipa_compute_jump_functions): Changed accesses to modification flags.
6460 (ipa_free_node_params_substructures): Update flags destruction.
6461 (ipa_node_duplication_hook): Update flags duplication.
6462 (ipa_print_all_params_modified): Updated flag access.
6463 * ipa-prop.h (struct ipa_param_flags): New structure.
6464 (struct ipa_node_params): New field modification_analysis_done,
6465 modified_flags changed into param_flags.
6466 (ipa_is_ith_param_modified): Changed to use new flags.
6467 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6469 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6470 ipa-cp.c and split into two functions.
6471 (ipa_print_node_jump_functions): New function.
6472 (compute_scalar_jump_functions): New function.
6473 (type_like_member_ptr_p): New function.
6474 (compute_pass_through_member_ptrs): New function.
6475 (fill_member_ptr_cst_jump_function): New function.
6476 (determine_cst_member_ptr): New function.
6477 (compute_cst_member_ptr_arguments): New function.
6478 (ipa_compute_jump_functions): Complete rewrite.
6479 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6480 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6481 (struct ipa_member_ptr_cst): New structure.
6482 (union jump_func_value): New field member_cst.
6483 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6484 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6485 jump function types.
6486 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6487 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6488 instead of ipcp_print_all_jump_functions.
6489 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6490 only for replacable scalars.
6492 * doc/invoke.texi (Optimize options): Add description of
6493 -findirect-inlining.
6494 * common.opt (flag_indirect_inlining): New flag.
6495 * opts.c (decode_options): Set flag_indirect_inlining when
6498 * ipa-inline.c: Include ipa-prop.h.
6499 (inline_indirect_intraprocedural_analysis): New function.
6500 (inline_generate_summary): Allocate parameter and argument info
6501 structures, call inline_indirect_intraprocedural_analysis on each
6502 node when doing indirect inlining and deallocate indirect inlining
6503 data structures in the end.
6504 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6505 (free_all_ipa_structures_after_iinln): New function.
6506 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6508 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6510 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6511 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6512 of computing the frequency separately.
6513 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6514 of computing the frequency separately.
6515 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6516 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6517 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6518 (ipa_get_stmt_member_ptr_load_param): New function.
6519 (ipa_is_ssa_with_stmt_def): New function.
6520 (ipa_note_param_call): New function.
6521 (ipa_analyze_call_uses): New function.
6522 (ipa_analyze_stmt_uses): New function.
6523 (ipa_analyze_params_uses): New function.
6524 (ipa_free_node_params_substructures): Also free the param_calls linked
6526 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6527 (ipa_print_node_param_flags): New function.
6528 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6529 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6530 * ipa-prop.h (struct ipa_param_flags): New field called.
6531 (struct ipa_param_call_note): New structure.
6532 (struct ipa_node_params): New fields param_calls and
6534 (ipa_is_ith_param_called): New function.
6535 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6536 ipa_analyze_params_uses and dump parameter flags.
6538 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6539 ipa_propagate_indirect_call_infos if performing indirect inlining,
6540 pass a new parameter new_edges to it.
6541 (add_new_edges_to_heap): New fucntion.
6542 (cgraph_decide_inlining_of_small_functions): New vector
6543 new_indirect_edges for newly found indirect edges , call
6544 ipa_propagate_indirect_call_infos after inlining.
6545 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6546 inlining if performing indirect inlining. Call
6547 free_all_ipa_structures_after_iinln when doing so too.
6548 (inline_generate_summary): Do not call
6549 free_all_ipa_structures_after_iinln here.
6550 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6551 (print_edge_addition_message): New function.
6552 (update_call_notes_after_inlining): New function.
6553 (propagate_info_to_inlined_callees): New function.
6554 (ipa_propagate_indirect_call_infos): New function.
6555 * ipa-prop.h: Include cgraph.h
6556 (struct ipa_param_call_note): Fields reordered, new field processed.
6557 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6559 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6560 rediscovered call statements.
6561 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6562 (dump_cgraph_node): Dump also the indirect_call flag.
6563 (cgraph_clone_edge): Copy also the indirect_call flag.
6564 * tree-inline.c (copy_bb): Do not check for fndecls from call
6565 expressions, check for edge availability when moving clones.
6566 (get_indirect_callee_fndecl): New function.
6567 (expand_call_inline): If callee declaration is not apprent from
6568 the statement, try calling get_indirect_callee_fndecl. Do not
6569 issue warnings or call sorry when not inlinings an indirect edge.
6570 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6572 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6573 bit more frandly to matching.
6574 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6575 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6576 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6578 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6581 * opth-gen.awk: Suppress function specific features when building
6583 * optc-gen.awk: Ditto.
6585 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6588 * diagnostic.c (pedwarn): Add opt parameter.
6590 * c-tree.h (pedwarn_init): Add opt parameter.
6591 (pedwarn_c90): Likewise.
6592 (pedwarn_c99): Likewise.
6593 * c-errors.c (pedwarn_c99): Likewise.
6594 (pedwarn_c90): Likewise.
6595 * toplev.h (pedwarn): Update declaration.
6596 (pedwarn0): Declare.
6597 * c-lex.c: All calls to pedwarn changed.
6598 * builtins.c: All calls to pedwarn changed.
6599 * toplev.c: All calls to pedwarn changed.
6600 * c-decl.c: All calls to pedwarn changed.
6601 * c-typeck.c: All calls to pedwarn changed.
6602 * c-common.c: All calls to pedwarn changed.
6603 * c-parser.c: All calls to pedwarn changed.
6605 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6606 Karthik Kumar <karthikkumar@gmail.com>
6608 * attribs.c (file scope): Include c-common.h.
6609 (decl_attributes): Add support for #pragma GCC optimize and
6612 * targhooks.c (default_can_inline_p): New function that is the
6613 default for the TARGET_CAN_INLINE_P target hook.
6615 * targhooks.h (default_can_inline_p): Add declaration.
6617 * tree.c (cl_optimization_node): New static tree for building
6618 OPTIMIZATION_NODE tree.
6619 (cl_target_option_node): New static tree for building
6620 TARGET_OPTION_NODE tree.
6621 (cl_option_hash_table): New hash table for hashing
6622 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6623 (cl_option_hash_hash): New function to provide the hash value for
6624 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6625 (cl_option_hash_eq): New function to provide an equality test for
6626 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6627 (tree_code_size): Add support for OPTIMIZATION_NODE and
6628 TARGET_OPTION_NODE trees.
6629 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6630 TARGET_OPTION_NODE trees.
6631 (build_optimization_node): Build a tree that has all of the
6632 current optimization options.
6633 (build_target_option_node): Build a tree that has the target
6634 options that might be changed on a per function basis.
6636 * tree.h (file scope): Include options.h.
6637 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6638 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6639 (TREE_OPTIMIZATION): Ditto.
6640 (TREE_TARGET_SPECIFIC): Ditto.
6641 (struct tree_function_decl): Add fields for remembering the
6642 current optimization options and target specific options.
6643 (struct tree_optimization_option): New tree variant that remembers
6644 the optimization options.
6645 (struct tree_target_option): New tree variant that remembers the
6646 target specific flags that might change for compiling a particular
6648 (union tree_node): Include tree_optimization_option and
6649 tree_target_option fields.
6650 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6651 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6652 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6653 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6654 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6655 optimization and target options.
6656 (optimization_default_node): New macro to refer to global_trees
6658 (optimization_current_node): Ditto.
6659 (optimization_cold_node): Ditto.
6660 (optimization_hot_node): Ditto.
6661 (target_option_default_node): Ditto.
6662 (target_option_current_node): Ditto.
6663 (current_option_pragma): Ditto.
6664 (current_optimize_pragma): Ditto.
6666 * target.h (struct gcc_target): Add valid_option_attribute_p,
6667 target_option_save, target_option_restore, target_option_print,
6668 target_option_pragma_parse, and can_inline_p hooks.
6670 * toplev.h (parse_optimize_options): Add declaration.
6671 (fast_math_flags_struct_set_p): Ditto.
6673 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6674 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6677 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6678 tree_can_inline_p hook to see if one function can inline another.
6679 (cgraph_decide_inlining): Ditto.
6680 (cgraph_decide_inlining_incrementally): Ditto.
6682 * opts.c (decode_options): Add support for running multiple times
6683 to allow functions with different target or optimization options
6684 than was specified on the command line.
6685 (fast_math_flags_struct_set_p): New function that is similar to
6686 fast_math_flags_set_p, except it uses the values in the
6687 cl_optimization structure instead of global variables.
6689 * optc-gen.awk: Add support for TargetSave to allow a back end to
6690 declare new fields that need to be saved when using function
6691 specific options. Include flags.h and target.h in the options.c
6692 source. Add support for Save to indicate which options can be set
6693 for individual functions. Generate cl_optimize_save,
6694 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6695 cl_target_option_restore, cl_target_option_print functions to
6696 allow functions to use different optimization or target options.
6698 * opt-functions.awk (var_type_struct): Return the type used for
6699 storing the field in a structure.
6701 * opth-gen.awk: Add support for TargetSave to allow a back end to
6702 declare new fields that need to be saved when using function
6703 specific options. Add support for Save to indicate which options
6704 can be set for individual functions. Only generate one extern for
6705 Mask fields. Generate cl_optimization and cl_target_option
6706 structures to remember optimization and target options.
6708 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6709 collecting new tree nodes.
6710 (TS_TARGET_OPTION): Ditto.
6712 * c-decl.c (merge_decls): Merge function specific target and
6713 optimization options.
6715 * function.c (invoke_set_current_function_hook): If the function
6716 uses different optimization options, change the global variables
6719 * coretypes.h (struct cl_optimization): Add forward reference.
6720 (struct cl_target_option): Ditto.
6722 * c-pragma.c (option_stack): New static vector to remember the
6723 current #pragma GCC option stack.
6724 (handle_pragma_option): New function to support #pragma GCC option
6725 to change target options.
6726 (optimize_stack): New static vector to remember the current
6727 #pragma GCC optimize stack.
6728 (handle_pragma_optimize): New function to support #pragma GCC
6729 optimize to change optimization options.
6730 (init_pragma): Add support for #pragma GCC optimize and #pragma
6733 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6734 optimization options.
6735 (TARGET_OPTION_NODE): New tree code for remembering certain target
6738 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6739 TARGET_OPTION_NODE trees.
6741 * common.opt (-O): Add Optimization flag.
6743 (-fmath-errno): Ditto.
6744 (-falign-functions): Add UInteger flag to make sure flag gets full
6745 int in cl_optimization structure.
6746 (-falign-jumps): Ditto.
6747 (-falign-labels): Ditto.
6748 (-falign-loops): Ditto.
6749 (-fsched-stalled-insns): Ditto.
6750 (-fsched-stalled-insns-dep): Ditto.
6752 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6754 (TARGET_OPTION_SAVE): Ditto.
6755 (TARGET_OPTION_RESTORE): Ditto.
6756 (TARGET_OPTION_PRINT): Ditto.
6757 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6758 (TARGET_CAN_INLINE_P): Ditto.
6759 (TARGET_INITIALIZER): Add new hooks.
6761 * tree-inline.c (tree_can_inline_p): New function to determine
6762 whether one function can inline another. Check if the functions
6763 use compatible optimization options, and also call the backend
6766 * tree-inline.h (tree_can_inline_p): Add declaration.
6768 * c-common.c (c_common_attribute): Add support for option and
6769 optimize attributes.
6770 (handle_option_attribute): Add support for the option attribute to
6771 allow the user to specify different target options for compiling a
6773 (handle_optimize_attribute): Add support for the optimize
6774 attribute to allow the user to specify different optimization
6775 options for compiling a specific function.
6776 (handle_hot_attribute): Turn on -O3 optimization for this one
6777 function if it isn't the default optimization level.
6778 (handle_cold_attribute): Turn on -Os optimization for this one
6779 function if it insn't the default optimization.
6780 (const_char_p): New const char * typedef.
6781 (optimize_args): New static vector to remember the optimization
6783 (parse_optimize_options): New function to set up the optimization
6784 arguments from either the optimize attribute or #pragma GCC optimize.
6786 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6787 (builtin_define_std): Ditto.
6789 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6790 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6791 (x86_64-*-*): Ditto.
6793 * Makefile.in (TREE_H): Add options.h.
6794 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6796 * doc/extend.texi (option attribute): Document new attribute.
6797 (optimize attribute): Ditto.
6798 (hot attribute): Document hot attribute sets -O3.
6799 (cold attribute): Document cold attribute sets -Os.
6800 (#pragma GCC option): Document new pragma.
6801 (#pragma GCC optimize): Ditto.
6803 * doc/options.texi (TargetSave): Document TargetSave syntax.
6804 (UInteger): Document UInteger must be used for certain flags.
6805 (Save): Document Save option to create target specific options
6806 that can be saved/restored on a function specific context.
6808 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6809 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6811 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6812 (TARGET_OPTION_SAVE): Ditto.
6813 (TARGET_OPTION_RESTORE): Ditto.
6814 (TARGET_OPTION_PRINT): Ditto.
6815 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6816 (TARGET_CAN_INLINE_P): Ditto.
6818 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6820 (-mfpmath=both): Ditto.
6822 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6823 Karthik Kumar <karthikkumar@gmail.com>
6825 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6826 (TARGET_POPCNT): Ditto.
6827 (TARGET_SAHF): Ditto.
6828 (TARGET_AES): Ditto.
6829 (TARGET_PCLMUL): Ditto.
6830 (TARGET_CMPXCHG16B): Ditto.
6831 (TARGET_RECIP): Move switch into target_flags.
6832 (TARGET_FUSED_MADD): Ditto.
6833 (ix86_arch_features): Make an unsigned char type.
6834 (ix86_tune_features): Ditto.
6835 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6836 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6837 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6839 * config/i386/i386.opt (arch): New TargetSave field to define
6840 fields that need to be saved for function specific option support.
6843 (branch_cost): Ditto.
6844 (ix86_isa_flags_explicit): Ditto.
6845 (tune_defaulted): Ditto.
6846 (arch_specified): Ditto.
6847 (-m128-long-double): Add Save flag to save option for target
6848 specific option support.
6850 (-maccumulate-outgoing-args): Ditto.
6851 (-malign-double): Ditto.
6852 (-malign-stringops): Ditto.
6853 (-mfancy-math-387): Ditto.
6854 (-mhard-float): Ditto.
6856 (-minline-all-stringops): Ditto.
6857 (-minline-stringops-dynamically): Ditto.
6858 (-mms-bitfields): Ditto.
6859 (-mno-align-stringops): Ditto.
6860 (-mno-fancy-math-387): Ditto.
6861 (-mno-push-args): Ditto.
6862 (-mno-red-zone): Ditto.
6863 (-mpush-args): Ditto.
6864 (-mred-zone): Ditto.
6866 (-msseregparm): Ditto.
6867 (-mstack-arg-probe): Ditto.
6882 (-mrecip): Move flag into target_flags.
6884 (-mno-fused-madd): Ditto.
6885 (-mfused-madd): Ditto.
6886 (-mabm): Move flag into ix86_isa_flags.
6893 * config/i386/i386-c.c: New file for #pragma support.
6894 (ix86_target_macros_internal): New function to #define or #undef
6895 target macros based when the user uses the #pragma GCC option to
6896 change target options.
6897 (ix86_pragma_option_parse): New function to add #pragma GCC option
6899 (ix86_target_macros): Move defining the target macros here from
6900 TARGET_CPU_CPP_BUILTINS in i386.h.
6901 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6902 defined, initialize any subtarget #pragmas.
6904 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6905 REGISTER_TARGET_PRAGMAS.
6907 * config/i386/t-i386: New file for x86 dependencies.
6908 (i386.o): Make dependencies mirror the include files used.
6909 (i386-c.o): New file, add dependencies.
6911 * config/i386/i386-protos.h (override_options): Add bool argument.
6912 (ix86_valid_option_attribute_tree): Add declaration.
6913 (ix86_target_macros): Ditto.
6914 (ix86_register_macros): Ditto.
6916 * config/i386/i386.c (ix86_tune_features): Move initialization of
6917 the target masks to initial_ix86_tune_features to allow functions
6918 to have different target options. Make type unsigned char,
6919 instead of unsigned int.
6920 (initial_ix86_tune_features): New static vector to hold processor
6921 masks for the tune variables.
6922 (ix86_arch_features): Move initialization of the target masks to
6923 initial_ix86_arch_features to allow functions to have different
6924 target options. Make type unsigned char, instead of unsigned int.
6925 (initial_ix86_arch_features): New static vector to hold processor
6926 masks for the arch variables.
6927 (enum ix86_function_specific_strings): New enum to describe the
6928 string options used for attribute((option(...))).
6929 (ix86_target_string): New function to return a string that
6930 describes the target options.
6931 (ix86_debug_options): New function to print the current options in
6933 (ix86_function_specific_save): New function hook to save the
6934 function specific global variables in the cl_target_option structure.
6935 (ix86_function_specific_restore): New function hook to restore the
6936 function specific variables from the cl_target_option structure to
6937 the global variables.
6938 (ix86_function_specific_print): New function hook to print the
6939 target specific options in the cl_target_option structure.
6940 (ix86_valid_option_attribute_p): New function hook to validate
6941 attribute((option(...))) arguments.
6942 (ix86_valid_option_attribute_tree): New function that is common
6943 code between attribute((option(...))) and #pragma GCC option
6944 support that parses the options and returns a tree holding the options.
6945 (ix86_valid_option_attribute_inner_p): New helper function for
6946 ix86_valid_option_attribute_tree.
6947 (ix86_can_inline_p): New function hook to decide if one function
6948 can inline another on a target specific basis.
6949 (ix86_set_current_function); New function hook to switch target
6950 options if the user used attribute((option(...))) or #pragma GCC
6952 (ix86_tune_defaulted): Move to static file scope from
6954 (ix86_arch_specified): Ditto.
6955 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6957 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6958 (OPTION_MASK_ISA_ABM_SET): Ditto.
6959 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6960 (OPTION_MASK_ISA_CX16_SET): Ditto.
6961 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6962 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6963 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6964 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6965 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6966 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6967 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6968 (struct ptt): Move to static file scope from override_options.
6969 (processor_target_table): Ditto.
6971 (ix86_handle_option): Add support for options that are now isa options.
6972 (override_options): Add support for declaring functions that
6973 support different target options than were specified on the
6974 command line. Move struct ptt, processor_target_table, cpu_names,
6975 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6976 Add bool argument. Fix up error messages so the appropriate error
6977 is given for either command line or attribute.
6978 (ix86_previous_fndecl): New static to remember previous function
6979 declaration to see if we need to change target options.
6980 (ix86_builtins_isa): New array to record the ISA of each builtin
6982 (def_builtin): Always create the builtin function, even if the
6983 current ISA doesn't support it.
6984 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6985 tests for those builtins.
6986 (ix86_init_builtins): Remove TARGET_MMX test for calling
6987 ix86_init_mmx_sse_builtins.
6988 (ix86_expand_builtin): If the current ISA doesn't support a given
6989 builtin, signal an error.
6990 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6991 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6992 (TARGET_OPTION_SAVE): Ditto.
6993 (TARGET_OPTION_RESTORE): Ditto.
6994 (TARGET_OPTION_PRINT): Ditto.
6995 (TARGET_CAN_INLINE_P): Ditto.
6997 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6999 * c-typeck.c (build_external_ref): Don't call assemble_external.
7000 * final.c (output_operand): Call assemble_external.
7002 2008-07-21 DJ Delorie <dj@redhat.com>
7004 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7005 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7007 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7009 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7010 original insn and splitter contents into ...
7011 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7012 flag_unsafe_math_optimizations. Add dummy scratch register.
7013 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7014 !flag_unsafe_math_optimizations. Returns number with next
7015 highest magnitude if this is still less or equal to the true
7016 quotient in magnitude.
7018 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7020 * Makefile.in: Replace toplev.h with TOPLEV_H.
7021 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7022 * c-lex.c (fe_file_change): Don't set in_system_header.
7023 * c-parser.c (c_token): Remove in_system_header.
7024 (c_lex_one_token): Don't set in_system_header.
7025 (c_parser_set_source_position_from_token): Don't set in_system_header.
7026 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7029 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7030 * flags.h (in_system_header): Remove.
7031 * function.c (saved_in_system_header): Remove.
7032 (push_cfun): Don't set in_system_header.
7033 (pop_cfun): Don't set in_system_header.
7034 (push_struct_function): Don't set in_system_header.
7035 * input.h (expanded_location): Add sysp.
7036 (in_system_header_at): New.
7037 (in_system_header): New.
7038 * toplev.c (in_system_header): Remove.
7039 * toplev.h: Include input.h
7041 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7042 * tree-ssa.c (warn_uninit): Call warning_at.
7043 (warn_uninitialized_var): Update calls to warn_uninit.
7044 (warn_uninitialized_phi): Update calls to warn_uninit.
7045 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7046 (expand_location): Initialize xloc.sysp.
7047 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7048 (tree_decl_with_vis): Remove in_system_header_flag.
7050 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7053 * recog.c (asm_operand_ok): Change the order of the extra
7054 memory constraint checks.
7056 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7059 * tree-switch-conversion.c (build_one_array): Call
7060 varpool_mark_needed_node and varpool_finalize_decl
7061 instead of assemble_variable.
7063 2008-07-19 Jan Hubicka <jh@suse.cz>
7065 * cgraph.c (cgraph_add_new_function): Do early local passes.
7066 * tree-nrv.c (gate_pass_return_slot): New gate.
7067 (pass_nrv): Add the gate.
7068 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7070 (coalesce_ssa_name): Coalesce SSA names.
7071 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7072 not optimizing so unused user vars remains visible.
7073 * common.opt (flag_tree_ter): Always enable by default.
7074 * tree-ssa-ter.c: Include flags.h
7075 (is_replaceable_p): Check that locations match; when aliasing is missing
7076 be conservative about loads.
7077 * tree-optimize.c (gate_init_datastructures): Remove.
7078 (pass_init_datastructures): New.
7079 * passes.c: Reorder passes so we always go into SSA.
7081 2008-07-19 Jan Hubicka <jh@suse.cz>
7083 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7084 * doc/invoke.texi (--combine): Likewise.
7085 (-finline-functions-called-once): Update levels when enabled.
7086 (-funit-at-a-time): Document new behaviour.
7087 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7088 -fno-section-anchors when disabled explicitly.
7089 (inline params): They are not ignored now.
7090 (precompiled headers): Remove unit-at-a-time as being incompatible.
7091 * opts.c (decode_options): Handle unit-at-a-time as alias;
7092 imply -fno-section-anchors when toplevel reorder is disabled
7094 * common.opt (ftoplevel-reorder): Set default value to 2.
7095 (funit-at-a-time): Set default value to 1.
7096 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7099 2008-07-19 Jan Hubicka <jh@suse.cz>
7101 * builtins.c (expand_builtin_int_roundingfn,
7102 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7105 2008-07-19 Richard Guenther <rguenther@suse.de>
7108 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7109 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7110 * tree-ssa-pre.c (get_expr_value_id): For newly created
7111 constant value-ids make sure to add the expression to its
7114 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7117 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7118 return value of the builtin is ignored.
7120 2008-07-19 Olivier Hainque <hainque@adacore.com>
7122 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7123 bits, a C conformant malloc implementation has to provide.
7124 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7126 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7130 * reload.c (find_reloads_subreg_address): Only reload address if
7131 reloaded == 0, not for reloaded != 1.
7134 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7135 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7136 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7137 m32c_legitimize_reload_address.
7139 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7140 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7141 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7143 2008-07-19 Olivier Hainque <hainque@adacore.com>
7145 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7146 argument, saying whether nested array are to be collapsed
7147 into a single array type DIE with multiple subscripts.
7148 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7149 issues, centralize the nested array types collapsing control and
7150 disable the transformation for Ada.
7152 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7155 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7157 (x86_64_shift_adj_2): New expander.
7158 (x86_64_shift_adj_3): Ditto.
7159 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7160 to split TImode operands.
7161 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7162 (ix86_split_lshr): Ditto.
7164 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7166 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7167 and __CHAR32_TYPE__.
7168 * c-typeck.c (digest_init): Support char16_t and char32_t.
7169 (set_nonincremental_init_from_string): Idem.
7171 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7174 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7175 PREFERRED_STACK_BOUNDARY.
7176 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7178 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7181 * function.c (locate_and_pad_parm): Cap boundary earlier.
7183 2008-07-17 Julian Brown <julian@codesourcery.com>
7185 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7186 no-op for targets which don't use DLLs.
7188 2008-07-17 Martin Jambor <mjambor@suse.cz>
7190 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7191 that nodes are relevant by examining the node->analyzed flag.
7192 (ipcp_init_stage): Check which nodes are relevant, assert that the
7193 relevant ones are also required.
7194 (ipcp_propagate_stage): Check on the side arrays are properly
7196 (ipcp_print_all_jump_functions): Make sure not to touch any node
7197 that is not analyzed or an edge that does not have a corresponding
7198 entry in the on-the-side vectors.
7199 (ipcp_function_scale_print): Likewise.
7200 (ipcp_update_callgraph): Check that the node is relevant.
7201 (ipcp_insert_stage): Check that the node is relevant. Check there is
7202 an info for every node and edge.
7203 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7204 (ipa_print_all_tree_maps): Likewise and a new variable info.
7205 (ipa_print_all_params_modified): Likewise.
7206 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7208 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7211 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7213 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7215 PR rtl-optimization/36753
7216 * fwprop.c (use_killed_between): Don't shortcut
7217 single-definition global registers.
7219 2008-07-16 Jan Hubicka <jh@suse.cz>
7221 * cgraph.h (varpool_empty_needed_queue): Declare.
7222 * cgraphunit.c (output_in_order): Mark all variables as needed;
7224 * varpool.c (varpool_assemble_node): Update debug queue.
7225 (varpool_assemble_pending_decls): Don't do it here.
7226 (varpool_empty_needed_queue): New function.
7228 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7230 * recog.c (peephole2_optimize): Fix formatting.
7232 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7234 * c-pch.c (get_ident): Avoid C++ keywords.
7235 * combine-stack-adj.c (single_set_for_csa): Likewise.
7236 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7237 output_asm_insn): Likewise.
7238 * reload.c (push_secondary_reload, find_reusable_reload,
7239 push_reload, combine_reloads, find_reloads,
7240 debug_reload_to_stream): Likewise.
7241 * reload.h (struct reload): Likewise.
7242 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7243 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7244 emit_output_reload_insns): Likewise.
7245 * targhooks.c (default_secondary_reload): Likewise.
7246 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7248 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7250 * recog.c (validate_change_1, validate_change,
7251 validate_unshare_change, validate_replace_rtx_1, struct
7252 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7254 * reload.c (push_secondary_reload, secondary_reload_class,
7255 scratch_reload_class, find_valid_class, find_reusable_reload,
7256 push_reload, find_dummy_reload, find_reloads_address_1,
7257 find_reloads_address_part, find_equiv_reg): Likewise.
7258 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7259 choose_reload_regs): Likewise.
7260 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7262 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7263 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7264 * sched-rgn.c (concat_INSN_LIST): Likewise.
7265 * stor-layout.c (mode_for_size, mode_for_size_tree,
7266 smallest_mode_for_size): Likewise.
7268 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7270 * cfg.c (dump_reg_info): Avoid C++ keywords.
7271 * dwarf2asm.c (dw2_force_const_mem,
7272 dw2_asm_output_encoded_addr_rtx): Likewise.
7273 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7274 * expmed.c (expand_shift): Likewise.
7275 * global.c (find_reg): Likewise.
7276 * graph.c (draw_edge): Likewise.
7277 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7278 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7279 widen_clz, widen_bswap, expand_parity, expand_unop,
7280 emit_cmp_and_jump_insn_1): Likewise.
7281 * postreload.c (reload_cse_simplify_operands): Likewise.
7282 * ra.h (add_neighbor): Likewise.
7283 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7284 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7285 record_reg_classes, copy_cost, record_address_regs,
7286 invalid_mode_change_p): Likewise.
7287 * regrename.c (regrename_optimize, scan_rtx_reg,
7288 dump_def_use_chain, find_oldest_value_reg,
7289 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7291 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7293 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7294 MASK_POWERPC64 for power4 in previous commit.
7296 2008-07-16 Olivier Hainque <hainque@adacore.com>
7298 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7299 instead of bare conversion to cast const-ness away.
7301 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7303 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7304 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7305 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7306 (TARGET_FUNCTION_VALUE): Define.
7308 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7310 * config/rs6000/rs6000.c (processor_target_table): Add
7311 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7313 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7316 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7317 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7318 m32c_legitimize_reload_address.
7320 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7322 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7323 DECL_IN_SYSTEM_HEADER in sync.
7325 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7327 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7328 * tree-ssa-pre.c (pre_expr_eq): Ditto
7329 (get_constant_for_value_id): Take a type as an argument.
7330 (fully_constant_expression): Pass in type.
7331 (find_or_generate_expression): Short circuit constant case.
7332 (create_expression_by_pieces): Remove special casing of
7334 (do_regular_insertion): Short circuit constant case.
7335 (do_partial_partial_insertion): Ditto.
7337 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7340 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7342 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7344 * config/xtensa/libgcc-xtensa.ver: New file.
7345 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7347 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7349 * df-problems.c (df_set_note): Avoid C++ keywords.
7350 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7351 * dse.c (record_store, remove_useless_values): Likewise.
7352 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7353 gen_reg_rtx_offset, operand_subword, change_address_1,
7354 change_address, adjust_address_1, offset_address,
7355 widen_memory_access, emit_copy_of_insn_after): Likewise.
7356 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7357 * fwprop.c (should_replace_address, propagate_rtx_1,
7358 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7360 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7361 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7362 * lcm.c (compute_insert_delete, pre_edge_lcm,
7363 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7364 * lower-subreg.c (resolve_reg_notes): Likewise.
7365 * mode-switching.c (optimize_mode_switching): Likewise.
7367 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7369 * bt-load.c (add_btr_def, migrate_btr_def,
7370 branch_target_load_optimize): Avoid C++ keywords.
7371 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7373 * combine.c (subst, simplify_set, make_extraction,
7374 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7375 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7376 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7378 2008-07-15 Richard Guenther <rguenther@suse.de>
7381 * c-common.c (strict_aliasing_warning): Do not warn for
7382 TYPE_REF_CAN_ALIAS_ALL pointers.
7383 (c_common_get_alias_set): may_alias types are not special.
7384 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7385 attribute and set can_ref_all accordingly.
7386 (build_reference_type_for_mode): Likewise.
7387 * doc/extend.texi (may_alias): Clarify.
7389 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7392 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7393 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7395 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7398 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7399 gcc_assert, instead call output_operand_lossage.
7401 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7403 * builtins.c (std_canonical_va_list): Treat structure based
7406 2008-07-15 Ben Elliston <bje@au.ibm.com>
7408 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7410 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7412 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7415 2008-07-14 Jan Hubicka <jh@suse.cz>
7417 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7418 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7419 fix predicates and constraints.
7420 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7421 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7423 2008-07-14 Doug Kwan <dougkwan@google.com>
7425 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7426 additional option file arm/eabi.opt.
7427 * config/arm/eabi.h (File): New configuration file for EABI targets.
7428 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7429 SUBSUBTARGET_EXTRA_SPECS.
7430 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7431 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7432 from STARTFILE_SPEC so that it can be referenced in an override.
7433 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7434 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7435 can be referenced in an override.
7436 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7437 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7438 so that it can be referenced in an override.
7439 (LINK_SPEC): Use BPABI_LINK_SPEC.
7440 * config/arm/eabi.opt (File): New.
7442 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7444 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7445 (FIXED_VALUE_H): New variable.
7446 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7447 input.h, fixed-value.h.
7448 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7449 (BASIC_BLOCK_H): Use $(BITMAP_H).
7450 (FUNCTION_H): Add varray.h.
7451 (IPA_REFERENCE_H): Use $(BITMAP_H).
7452 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7453 (DF_H): Use $(BITMAP_H).
7454 (GGC_H): Add statistics.h.
7456 (INSN_ATTR_H): Use it.
7457 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7459 (SYMTAB_H): Add $(OBSTACK_H).
7460 (CPP_INTERNAL_H): New.
7461 (TREE_DUMP_H): Add tree-pass.h.
7462 (TREE_FLOW_H): Use $(BITMAP_H)
7463 (PRETTY_PRINT_H): Use $(INPUT_H).
7464 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7467 (many object files): Fix lots of header dependencies throughout.
7469 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7471 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7473 (s-gtyp-input): Use them to write tmp-gi.list.
7474 (echo_to_gi.list): Remove.
7476 2008-07-14 Richard Guenther <rguenther@suse.de>
7478 * tree-ssa-sccvn.c (pre_info): Remove.
7479 (switch_to_PRE_table): Likewise.
7480 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7481 (set_hashtable_value_ids): Do not create value-ids for the
7483 (run_scc_vn): Remove double test. Remove bogus special-case
7484 in value-number printing.
7485 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7486 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7488 * tree-flow-inline.h (get_value_handle): Remove.
7489 * tree-flow.h (get_value_handle): Remove.
7491 2008-07-14 Martin Jambor <mjambor@suse.cz>
7493 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7494 in which we generate arithmetics is not a subrange.
7496 2008-07-14 Martin Jambor <mjambor@suse.cz>
7498 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7500 2008-07-14 Richard Guenther <rguenther@suse.de>
7502 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7504 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7507 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7508 reload for symbol refs moved to r0 with -fPIC.
7509 (legitimize_pic_address): Use the target register as temporary
7511 (emit_symbolic_move): Adjust comment.
7512 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7515 2008-07-14 Ben Elliston <bje@au.ibm.com>
7517 * c-common.h (C_CPP_HASHNODE): New macro.
7518 * coretypes.h (struct cpp_token): Forward declare.
7519 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7520 the context-sensitive keyword method.
7521 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7522 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7523 expand_bool_pixel): New.
7524 (altivec_categorize_keyword): New function.
7525 (init_vector_keywords): New function.
7526 (rs6000_macro_to_expand): Likewise.
7527 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7528 compiling an ISO C dialect.
7530 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7532 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7533 (create_expression_by_pieces): Fix typo.
7534 (do_regular_insertion): Use debug counter here too.
7536 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7539 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7540 CONST_OK_FOR_LETTER_P. All port-local users changed.
7541 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7542 implement Kp matching power-of-two.
7543 (CONSTRAINT_LEN): Define to match.
7544 * config/cris/cris.md: Replace all use of constraint K with Kc.
7545 ("*btst*): Use Kp for operand 0 of last alternative.
7547 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7550 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7553 2008-07-13 Jan Hubicka <jh@suse.cz>
7555 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7558 2008-07-13 Richard Guenther <rguenther@suse.de>
7561 * langhooks.c (lhd_print_error_function): Deal with recursive
7564 2008-07-12 Jan Hubicka <jh@suse.cz>
7566 * cgraph.c (assembler_name_hash): New static var.
7567 (hash_node_by_assembler_name, eq_assembler_name): New.
7568 (cgraph_node_for_asm): Use hashtable.
7569 (cgraph_remove_node): Maintain hashtable.
7570 (change_decl_assembler_name): Sanity check that names are not changing
7571 after aliasing was processed.
7572 * cgraph.h (varpoon_node): Add next GGC marker.
7573 * tree.c (decl_assembler_name_equal): Constify.
7574 (decl_assembler_name_hash): New.
7575 * tree.h (decl_assembler_name_equal): Constify.
7576 (decl_assembler_name_hash): Update.
7578 2008-07-12 David Daney <ddaney@avtrex.com>
7580 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7583 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7585 * doc/md.texi: Document the MIPS "v" constraint.
7586 * config/mips/mips.h (reg_class): Revert last change.
7587 (REG_CLASS_NAMES): Likewise.
7588 (REG_CLASS_CONTENTS): Likewise.
7589 * config/mips/mips.c (mips_regno_to_class): Likewise.
7590 * config/mips/constraints.md (v): Likewise, but add documentation.
7591 Add a comment to say that this constraint should not be used in
7594 2008-07-11 DJ Delorie <dj@redhat.com>
7596 * config/h8300/h8300.md (length): Fix branch offset limit.
7598 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7600 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7601 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7602 (avr_hard_regno_scratch_ok): New function.
7603 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7604 * config/avr/avr.md (all peepholes that request a scratch register):
7605 Remove avr_peep2_scratch_safe use.
7607 2008-07-11 Tom Tromey <tromey@redhat.com>
7608 Ian Lance Taylor <iant@google.com>
7610 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7611 (struct c_common_resword): Define.
7612 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7613 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7614 (c_common_reswords, num_c_common_reswords): Declare.
7615 * c-common.c (c_common_reswords): New global const array.
7616 (num_c_common_reswords): New const int.
7617 * c-parser.c (struct resword, reswords): Don't define.
7618 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7619 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7620 than reswords. If warning about C++ keywords, give them a special
7622 (c_lex_one_token): Warn about C++ keywords. Call
7623 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7624 (c_parser_external_declaration): Look for RID_xxx rather than
7625 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7626 (c_parser_statement_after_labels): Likewise.
7627 (c_parser_objc_class_instance_variables): Likewise.
7628 (c_parser_objc_class_declaration): Likewise.
7629 (c_parser_objc_try_catch_statement): Likewise.
7630 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7631 (declspecs_add_type): Likewise.
7633 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7635 * ggc-page.c (alloc_page):
7636 Substituting xmalloc, xcalloc with
7637 XNEWVEC and XCNEWVAR macros which add the
7640 2008-07-11 Richard Guenther <rguenther@suse.de>
7642 PR tree-optimization/36765
7643 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7644 aliases from HEAP vars to SMTs.
7646 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7648 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7649 * configure.ac (loose_warn): Move -Wc++-compat from here...
7650 (strict_warn): ...to here.
7651 * configure: Regenerate.
7653 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7655 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7656 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7657 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7658 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7659 excluding more specific h8300-*-* and sh-*-* targets.
7661 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7663 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7665 (execute_pre): Call loop_optimizer_finalize in early exit.
7667 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7670 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7671 uids in the bitmap, not just VAR_DECL uids.
7673 PR rtl-optimization/36419
7674 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7675 (combine_stack_adjustments_for_block): Call it if needed. Delete
7677 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7678 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7679 prologue sp adjustment.
7681 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7684 * opts.c (print_ignored_options): Report postponed diagnostics for
7685 unknown -Wno-* options as warnings, not errors.
7686 (postpone_unknown_option_error): Renamed to...
7687 (postpone_unknown_option_warning): ... this.
7689 2008-07-09 Doug Kwan <dougkwan@google.com>
7692 2008-07-08 Doug Kwan <dougkwan@google.com>
7694 * config/arm/arm.opt (mandroid): New option.
7695 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7696 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7698 (CC1PLUS_SPEC): Same.
7700 (STARTFILE_SPEC): Same.
7701 (ENDFILE_SPEC): Same.
7702 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7705 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7708 * config/mips/mips.h (reg_class): Remove V1_REG.
7709 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7710 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7712 (mips_get_tp): New function.
7713 (mips_legitimize_tls_address): Use it.
7714 * config/mips/constraints.md (v): Delete.
7715 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7716 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7717 After reload, split into a move and ...
7718 (*tls_get_tp_<mode>_split): ...this new instruction.
7720 2008-07-09 David Daney <ddaney@avtrex.com>
7722 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7724 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7726 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7727 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7729 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7730 htab_delete should be called. Don't free c.
7731 (lookup_tmp_var): Create temp_htab lazily.
7732 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7733 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7735 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7736 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7737 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7738 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7739 * tree-sra.c (generate_element_init): Likewise.
7740 * tree-mudflap.c (execute_mudflap_function_ops,
7741 execute_mudflap_function_decls): Likewise.
7742 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7743 * tree-gimple.h (struct gimplify_ctx): New type.
7744 (push_gimplify_context): Adjust prototype.
7746 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7748 * tree-ssa-pre.c (phi_translate_1): Update placement of
7751 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7753 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7754 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7755 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7756 * targhooks.c (default_hard_regno_scratch_ok): New function.
7757 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7758 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7759 * recog.c: Include "target.h".
7760 (peep2_find_free_register): Add check for global regs. Add target
7762 * Makefile.in (recog.o): Depend on target.h.
7764 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7766 * config/sh/sh.c (sh_canonical_va_list_type): New.
7767 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7769 2008-07-09 Raksit Ashok <raksit@google.com>
7771 * doc/invoke.texi (Option Summary): Mention new option
7772 -Wdisallowed-function-list=...
7773 (Warning Options): Document -Wdisallowed-function-list=...
7774 * common.opt (Wdisallowed-function-list=): New flag.
7775 * flags.h (warn_disallowed_functions): External definition of new
7776 boolean warning flag.
7777 (warn_if_disallowed_function_p): Declare new function.
7778 * opts.c (warning_disallowed_functions): New static variable.
7779 (warn_disallowed_functions): New boolean warning flag.
7780 (warn_if_disallowed_function_p): New function.
7781 (add_comma_separated_to_vector): Rename
7782 add_instrument_functions_exclude_list to this.
7783 (common_handle_option): Handle new option. Rename calls to
7784 add_instrument_functions_exclude_list into calls to
7785 add_comma_separated_to_vector.
7786 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7787 based on flag warn_disallowed_functions.
7789 2008-07-09 Christian Bruel <christian.bruel@st.com>
7791 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7792 instead of get_attr_length.
7794 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7796 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7798 * genemit.c (gen_insn): Likewise.
7799 * gengtype.c (note_def_vec): Likewise.
7800 * gengtype.h (note_def_vec): Likewise.
7801 * genoutput.c (struct data, output_insn_data, process_template,
7802 gen_expand, gen_split, note_constraint): Likewise.
7803 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7804 make_insn_sequence): Likewise.
7805 * gensupport.c (record_insn_name): Likewise.
7807 2008-07-08 Doug Kwan <dougkwan@google.com>
7809 * config/arm/arm.opt (mandroid): New option.
7810 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7811 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7813 (CC1PLUS_SPEC): Same.
7815 (STARTFILE_SPEC): Same.
7816 (ENDFILE_SPEC): Same.
7817 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7820 2008-07-08 Raksit Ashok <raksit@google.com>
7822 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7823 (set_storage_via_setmem): Fix expected_align parameter.
7824 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7825 missing from the list.
7826 * doc/md.texi (movmem): Explicitly state that expected alignment is
7827 to be expressed in bytes.
7828 (setmem): Explicitly state that expected alignment is to be expressed
7831 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7833 * reload.c (find_reloads_subreg_address): Do not require validity
7834 of address in original mode before reloading address.
7836 2008-07-07 Tianwei Sheng <tianweis@google.com>
7838 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7839 bounds array access.
7841 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7843 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7845 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7847 Fix PR tree-optimization/23455
7848 Fix PR tree-optimization/35286
7849 Fix PR tree-optimization/35287
7850 * Makefile.in (OBJS-common): Remove tree-vn.o.
7851 (tree-vn.o): Remove.
7852 * dbgcnt.def: Add treepre_insert debug counter.
7853 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7854 (debug_value_expressions): Ditto.
7855 (print_value_expressions): Ditto.
7856 * tree-pretty-print.c (dump_generic_node): Updated for
7857 VALUE_HANDLE removal.
7858 * tree-ssa-dom.c (record_equality): Ditto.
7859 (cprop_operand): Ditto.
7860 (lookup_avail_expr): Ditto.
7861 * tree-ssa-threadedge.c
7862 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7863 (simplify_control_stmt_condition): Ditto.
7864 * tree.c (tree_code_size): Ditto.
7865 (tree_node_structure): Ditto.
7866 (iterative_hash_expr): Ditto.
7868 * tree.h (VALUE_HANDLE_ID): Ditto.
7869 (VALUE_HANDLE_EXPR_SET): Ditto.
7870 (struct tree_value_handle): Ditto.
7871 (union tree_node): Ditto.
7872 * treestruct.def: Ditto.
7873 * tree-vn.c: Removed.
7874 * tree-ssa-pre.c: Rewritten entirely.
7875 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7876 (constant_value_ids): Ditto.
7877 (vn_nary_op_t): Moved to header.
7879 (vn_reference_op_t): Ditto
7880 (vn_reference_t): Ditto.
7881 (next_value_id): New variable.
7882 (VN_INFO): Add an assert.
7883 (vn_constant_eq): New function.
7884 (vn_constant_hash): Ditto.
7885 (get_or_alloc_constant_value_id): Ditto.
7886 (value_id_constant_p): Ditto.
7887 (vn_reference_compute_hash): De-staticify.
7888 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7889 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7890 (valueize_refs): Update opcode if it changes from ssa name to constant.
7891 (vn_reference_lookup_1): Add new argument.
7892 (vn_reference_lookup): Ditto.
7893 (vn_reference_lookup_pieces): New function.
7894 (vn_reference_insert): Add return type. Modify to deal with value ids.
7895 (vn_reference_insert_pieces): New function.
7896 (vn_nary_op_compute_hash): De-staticify.
7897 (vn_nary_op_eq): Ditto.
7898 (vn_nary_op_lookup_pieces): New function.
7899 (vn_nary_op_lookup): Add new argument.
7900 (vn_nary_op_insert_pieces): New function.
7901 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7902 (vn_phi_insert): Ditto.
7903 (visit_unary_op): Update for callee changes.
7904 (visit_binary_op): Ditto.
7905 (visit_reference_op_load): Ditto.
7906 (visit_reference_op_store): Ditto.
7907 (init_scc_vn): Init next_value_id, constant_to_value_id and
7909 (free_scc_vn): Free them.
7910 (set_hashtable_value_ids): New function.
7911 (run_scc_vn): Use it.
7912 (get_max_value_id): New function.
7913 (get_next_value_id): Ditto.
7914 (expressions_equal_p): Moved from tree-vn.c
7915 (sort_vuses): Ditto.
7916 (sort_vuses_heap): Ditto.
7917 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7919 * tree.c (iterative_hash_hashval_t): Made non-static
7920 * tree.h (iterative_hash_hashval_t): Declare it.
7922 2008-07-08 Martin Jambor <mjambor@suse.cz>
7924 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7925 instead of ipa_create_node_params.
7926 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7927 ipa_check_create_edge_args, free them with
7928 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7930 * ipa-prop.c: Include flags.h and tree-inline.h.
7931 (ipa_node_params_vector): New variable.
7932 (ipa_edge_args_vector): New variable.
7933 (edge_removal_hook_holder): New variable.
7934 (node_removal_hook_holder): New variable.
7935 (edge_duplication_hook_holder): New variable.
7936 (node_duplication_hook_holder): New variable.
7937 (ipa_detect_param_modifications): Check for presence of modified flags.
7938 (ipa_compute_jump_functions): Check for presence of jump functions.
7939 (ipa_free_edge_args_substructures): New function.
7940 (ipa_create_node_params): Removed.
7941 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7942 (ipa_free_node_params_substructures): New function.
7943 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7945 (ipa_edge_removal_hook): New function.
7946 (ipa_node_removal_hook): New function.
7947 (duplicate_array): New function.
7948 (ipa_edge_duplication_hook): New function.
7949 (ipa_node_duplication_hook): New function.
7950 (ipa_register_cgraph_hooks): New function.
7951 (ipa_unregister_cgraph_hooks): New function.
7952 (free_all_ipa_structures_after_ipa_cp): New function.
7954 * ipa-prop.h: Include vec.h.
7955 (ipa_node_params_t): New typedef with vector types for it.
7956 (ipa_edge_args_t): New typedef with vector types for it.
7957 (IPA_NODE_REF): Changed to access an on-the-side vector.
7958 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7959 (ipa_check_create_node_params): New function.
7960 (ipa_check_create_edge_args): New function.
7962 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7965 2008-07-07 Tom Tromey <tromey@redhat.com>
7967 * configure, config.in: Rebuilt.
7968 * configure.ac: Don't check for scandir or alphasort.
7970 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7972 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7973 types immediately after creating them.
7975 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7977 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7979 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7981 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7982 dump_constraint_graph.
7983 (dump_constraint_edge): New function.
7984 (dump_constraint_graph): New function.
7985 (debug_constraint_graph): New function.
7986 (dump_constraint): Removed useless comparison.
7987 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7988 (dump_constraint_graph): Declare.
7989 (debug_constraint_graph): Declare.
7990 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7992 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7994 * config/i386/i386.c (is_va_list_char_pointer): New.
7995 (ix86_va_start): Replace compare with ms_va_list_type_node
7996 by is_va_list_char_pointer.
7997 (ix86_gimplify_va_arg): Likewise.
7999 2008-07-07 Martin Jambor <mjambor@suse.cz>
8001 * cgraph.c (cgraph_edge_max_uid): New variable.
8002 (struct cgraph_edge_hook_list): New type.
8003 (struct cgraph_node_hook_list): New type.
8004 (struct cgraph_2edge_hook_list): New type.
8005 (struct cgraph_2node_hook_list): New type.
8006 (first_cgraph_edge_removal_hook): New variable.
8007 (first_cgraph_node_removal_hook): New variable.
8008 (first_cgraph_edge_duplicated_hook): New variable.
8009 (first_cgraph_node_duplicated_hook): New variable.
8010 (cgraph_add_edge_removal_hook): New function.
8011 (cgraph_remove_edge_removal_hook): New function.
8012 (cgraph_call_edge_removal_hooks): New function.
8013 (cgraph_add_node_removal_hook): New function.
8014 (cgraph_remove_node_removal_hook): New function.
8015 (cgraph_call_node_removal_hooks): New function.
8016 (cgraph_add_edge_duplication_hook): New function.
8017 (cgraph_remove_edge_duplication_hook): New function.
8018 (cgraph_call_edge_duplication_hooks): New function.
8019 (cgraph_add_node_duplication_hook): New function.
8020 (cgraph_remove_node_duplication_hook): New function.
8021 (cgraph_call_node_duplication_hooks): New function.
8022 (cgraph_create_edge): Assign to edge uid.
8023 (cgraph_remove_edge): Call edge removal hooks.
8024 (cgraph_node_remove_callees): Call edge removal hooks.
8025 (cgraph_node_remove_callers): Call edge removal hooks.
8026 (cgraph_remove_node): Call node removal hooks.
8027 (cgraph_clone_edge): Call edge duplication hooks.
8028 (cgraph_clone_node): Call node duplication hooks.
8030 * cgraph.h (cgraph_edge): New field uid.
8031 (cgraph_edge_hook): New type.
8032 (cgraph_node_hook): New type.
8033 (cgraph_2edge_hook): New type.
8034 (cgraph_2node_hook): New type.
8036 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8038 * config.in: Regenerate.
8040 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8042 * gcc.c (print_sysroot): New.
8043 (option_map, display_help, process_command): Handle the
8044 -print-sysroot option.
8045 (main): Print the sysroot if requested.
8046 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8048 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8051 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8053 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8055 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8056 (assign_parm_setup_block_p): Also check mode of entry_parm.
8058 2008-07-07 Richard Guenther <rguenther@suse.de>
8060 * tree-ssa-structalias.h (set_used_smts): Remove.
8061 * tree-ssa-structalias.c (used_smts): Likewise.
8062 (set_used_smts): Likewise.
8063 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8064 call to set_used_smts.
8066 2008-07-07 Richard Guenther <rguenther@suse.de>
8068 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8069 (new_var_info): Set it to false.
8070 (solution_set_add): Correctly handle pointers outside a var and
8072 (type_safe): Treat variables with is_full_var properly.
8073 (do_sd_constraint): Likewise.
8074 (do_ds_constraint): Likewise.
8075 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8076 (get_constraint_for_ptr_offset): New function.
8077 (get_constraint_for_component_ref): For addresses at least include
8078 the last field of the variable. Handle is_full_vars properly.
8079 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8080 (handle_ptr_arith): Remove.
8081 (find_func_aliases): Simplify assignment handling.
8082 (create_function_info_for): For parameter and result varinfos set
8084 (create_variable_info_for): Set is_full_var flag whenever we
8085 just created a single varinfo for a decl.
8086 (init_alias_vars): Initialize use_field_sensitive from
8087 max-fields-for-field-sensitive parameter.
8089 2008-07-07 Richard Guenther <rguenther@suse.de>
8091 PR tree-optimization/36713
8092 * tree-flow-inline.h (is_call_used): New function.
8093 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8094 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8095 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8097 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8099 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8101 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8103 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8105 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8106 Nathan Sidwell <nathan@codesourcery.com>
8108 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8109 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8111 * config/m68k/t-linux: New.
8112 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8115 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8117 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8118 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8121 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8123 * gcc.c (execute): Fix -Wc++-compat warning.
8125 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8128 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8129 constant for little endian.
8131 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8133 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8134 mips_base_mips16 instead of TARGET_MIPS16.
8135 (mips_base_mips16): Declare.
8136 * config/mips/mips.c (mips_base_mips16): Make global.
8137 (was_mips16_p): Remove GTY marker.
8138 (was_mips16_pch_p): New variable.
8139 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8140 (mips_override_options): Force to non-MIPS16 mode initially.
8141 Do not complain about MIPS16 PIC incompatibilities here.
8142 Only allow -mgpopt if -mexplicit-relocs is in force for
8145 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8147 * configure.ac: Check for caddr_t, define to char * if not defined.
8148 * configure: Regenerate.
8149 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8150 (mmap_gt_pch_use_address): Likewise.
8151 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8153 2008-07-06 Richard Guenther <rguenther@suse.de>
8155 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8156 (new_var_info): Deal with it.
8157 (solution_set_add): Likewise.
8158 (bitpos_of_field): Make signed, fix.
8159 (struct fieldoff): Remove type and decl fields. Make size field
8160 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8162 (fieldoff_compare): Deal with it.
8163 (push_fields_onto_fieldstack): Remove has_union argument, glob
8164 adjacent non-pointer fields together.
8165 (create_function_info_for): Do not set has_union.
8166 (create_variable_info_for): Simplify.
8168 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8170 * config.gcc (extra_headers): Add cross-stdarg.h for target
8171 x86_64-*-* and i?86-*-*.
8172 * config/i386/cross-stdarg.h: New.
8173 * builtins.c (std_fn_abi_va_list): New.
8174 (std_canonical_va_list_type): New.
8175 (stabilize_va_list): Replace va_list_type_node use by
8176 mtarget.canonical_va_list_type.
8177 (gimplify_va_arg_expr): Likewise.
8178 (expand_builtin_va_copy): Replace va_list_type_node use by
8179 mtarget.fn_abi_va_list.
8180 * tree-sra.c (is_va_list_type): New helper.
8181 (decl_can_be_decomposed_p): Replace
8182 va_list_type_node use by is_va_list_type.
8183 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8184 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8185 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8186 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8187 (ix86_enum_va_list): New.
8188 * config/i386/i386.c (sysv_va_list_type_node): New.
8189 (ms_va_list_type_node): New.
8190 (ix86_function_type_abi): Remove sorry.
8191 (ix86_build_builtin_va_list_abi): New.
8192 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8194 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8195 (ix86_init_builtins_va_builtins_abi): New.
8196 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8198 (ix86_handle_abi_attribute): New.
8199 (attribute_spec): Add sysv_abi and ms_abi.
8200 (ix86_fn_abi_va_list): New.
8201 (ix86_canonical_va_list_type): New.
8202 (ix86_enum_va_list): New.
8203 (TARGET_FN_ABI_VA_LIST): New.
8204 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8205 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8206 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8207 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8208 (TARGET_ENUM_VA_LIST): New.
8209 * expr.h (std_fn_abi_va_list): New.
8210 (std_canonical_va_list_type): New.
8211 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8212 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8213 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8214 TARGET_CANONICAL_VA_LIST_TYPE.
8215 * target.h (struct gcc_target): Add fn_abi_va_list hook
8216 and canonical_va_list_type hook.
8218 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8220 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8221 integral and pointer types.
8223 2008-07-04 Roger Sayle <roger@eyesopen.com>
8225 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8226 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8228 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8231 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8233 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8235 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8236 build_gimple_modify_stmt.
8237 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8238 gimple operand. Use fold_build* instead of build*.
8240 2008-07-04 Richard Guenther <rguenther@suse.de>
8242 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8243 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8244 properly to compute the reachability set if we do field-sensitive PTA.
8245 * invoke.texi (max-fields-for-field-sensitive): Document default.
8246 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8247 100 for optimize >= 2.
8249 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8251 * ggc-zone.c (lookup_page_table_if_allocated,
8252 set_page_table_entry, zone_find_object_size, alloc_small_page,
8253 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8254 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8255 -Wc++-compat and/or -Wcast-qual warnings.
8257 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8260 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8261 pic_offset_table_rtx to be marked as used here.
8262 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8263 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8264 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8265 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8268 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8270 * alloc-pool.c (hash_descriptor, eq_descriptor,
8271 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8272 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8274 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8275 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8276 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8277 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8280 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8282 * tree-flow.h (loop_only_exit_p): Declare.
8283 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8284 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8285 the number of iterations if it is constant. Otherwise, if this is the
8286 only possible exit of the loop, use the conservative estimate on the
8287 number of iterations of the entire loop if available.
8289 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8291 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8292 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8293 Add synchronization functions.
8294 * config/sync.c: New file.
8295 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8296 (LIBGCC_SYNC_CFLAGS): Likewise.
8298 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8301 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8302 (*pushtf_sse): New insn pattern.
8303 (pushtf splitters): New splitters.
8305 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8308 * predict.c (build_predict_expr): Use void_type_node for the tree
8309 type, instead of NULL_TREE.
8311 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8313 * config/i386/i386.c (contains_aligned_value_p): Return true
8315 (ix86_data_alignment): Align TCmode to 128bits.
8316 (ix86_local_alignment): Likewise.
8318 2008-07-03 Andrew Haley <aph@redhat.com>
8321 * vec.h (VEC_TA): New.
8322 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8323 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8324 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8325 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8326 (C_COMMON_FIXED_TYPES): Remove first arg.
8327 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8328 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8329 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8330 not to use empty macro arguments.
8332 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8334 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8335 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8336 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8337 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8338 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8339 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8340 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8341 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8342 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8343 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8344 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8345 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8346 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8347 config/rs6000/e500crtres64gpr.asm,
8348 config/rs6000/e500crtres64gprctr.asm,
8349 config/rs6000/e500crtrest32gpr.asm,
8350 config/rs6000/e500crtrest64gpr.asm,
8351 config/rs6000/e500crtresx32gpr.asm,
8352 config/rs6000/e500crtresx64gpr.asm,
8353 config/rs6000/e500crtsav32gpr.asm,
8354 config/rs6000/e500crtsav64gpr.asm,
8355 config/rs6000/e500crtsav64gprctr.asm,
8356 config/rs6000/e500crtsavg32gpr.asm,
8357 config/rs6000/e500crtsavg64gpr.asm,
8358 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8359 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8360 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8361 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8362 config/sparc/sol2-cn.asm: Remove .file directives.
8364 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8366 * resource.c (mark_referenced_resources): Look inside
8367 UNSPEC_VOLATILEs and ASM_INPUTs.
8369 2008-07-02 Ian Lance Taylor <iant@google.com>
8371 * rtlanal.c (add_reg_note): New function.
8372 * rtl.h (add_reg_note): Declare.
8373 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8374 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8375 * builtins.c (expand_builtin_longjmp): Likewise.
8376 (expand_builtin_nonlocal_goto): Likewise.
8377 * calls.c (emit_call_1, expand_call): Likewise.
8378 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8379 * cfglayout.c (fixup_reorder_chain): Likewise.
8380 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8381 (commit_one_edge_insertion): Likewise.
8382 * combine.c (move_deaths, distribute_notes): Likewise.
8383 * df-problems.c (df_set_note): Likewise.
8384 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8385 (set_unique_reg_note): Likewise.
8386 (emit_copy_of_insn_after): Likewise.
8387 * expr.c (expand_expr_real): Likewise.
8388 * gcse.c (add_label_notes): Likewise.
8389 * haifa-sched.c (create_check_block_twin): Likewise.
8390 * jump.c (mark_jump_label_1): Likewise.
8391 * loop-doloop.c (add_test, doloop_modify): Likewise.
8392 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8393 * lower-subreg.c (move_eh_region_note): Likewise.
8394 * optabs.c (emit_libcall_block): Likewise.
8395 * predict.c (predict_insn): Likewise.
8396 (combine_predictions_for_insn): Likewise.
8397 * recog.c (peephole2_optimize): Likewise.
8398 * regmove.c (try_auto_increment): Likewise.
8399 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8400 * reload.c (find_reloads): Likewise.
8401 * reload1.c (fixup_eh_region_note): Likewise.
8402 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8403 * reorg.c (delete_prior_computation): Likewise.
8404 (delete_computation, dbr_schedule): Likewise.
8405 * config/pa/pa.c (legitimize_pic_address): Likewise.
8406 * config/sh/sh.c (sh_reorg): Likewise.
8408 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8411 * config/libgcc-glibc.ver: Add %exclude.
8412 * config/m32r/libgcc-glibc.ver: Likwise.
8413 * config/s390/libgcc-glibc.ver: Likwise.
8414 * config/sh/libgcc-glibc.ver: Likwise.
8415 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8417 * config/i386/libgcc-glibc.ver: New.
8419 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8421 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8423 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8424 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8425 i[34567]86-*-linux*, x86_64-*-linux*. Add
8426 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8427 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8428 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8429 i[34567]86-*-linux*, x86_64-*-linux*.
8431 * libgcc-std.ver: Add empty GCC_4.4.0.
8433 * mkmap-symver.awk: Support multiple versions per symbol.
8435 * config/i386/i386.c (ix86_init_builtins): Always define
8436 __builtin_fabsq and __builtin_copysignq with fallbacks.
8437 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8438 and __builtin_copysignq if SSE2 isn't available.
8440 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8441 (LIBGCC2_TF_CEXT): Likwise.
8444 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8446 * config/i386/sfp-machine.h: Moved to libgcc.
8448 * config/i386/sfp-machine.h: New.
8449 * config/i386/t-linux: Likwise.
8451 * config/i386/t-darwin: Remove softfp_wrap_start and
8453 * config/i386/t-darwin64: Likewise.
8455 * config/i386/t-fprules-softfp64: Renamed to ...
8456 * config/i386/t-fprules-softfp: This.
8458 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8459 and softfp_wrap_end.
8461 2008-07-02 Jason Merrill <jason@redhat.com>
8463 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8465 * tree.c (ctor_to_list): New fn.
8466 * tree.h: Declare it.
8467 (CONSTRUCTOR_ELT): New macro.
8468 (CONSTRUCTOR_NELTS): New macro.
8470 2008-07-02 Richard Guenther <rguenther@suse.de>
8472 * tree-ssa-structalias.c (struct variable_info): Reorder
8473 to fill padding on 64bit hosts. Make collapsed_to an int.
8474 (get_varinfo_fc): Deal with that.
8475 (new_var_info): Likewise.
8476 (collapse_rest_of_var): Likewise.
8478 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8480 * doc/install.texi (--enable-java-home): Document.
8481 (--enable-aot-compile-rpm): Likewise.
8482 (--with-arch-directory): Likewise.
8483 (--with-os-directory): Likewise.
8484 (--with-origin-name): Likewise.
8485 (--with-arch-suffix): Likewise.
8486 (--with-jvm-root-dir): Likewise.
8487 (--with-jvm-jar-dir): Likewise.
8488 (--with-python-dir): Likewise.
8490 2008-07-02 Richard Guenther <rguenther@suse.de>
8492 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8493 from decls explicitly. Merge operand checking from tuples.
8495 2008-07-02 Martin Jambor <mjambor@suse.cz>
8497 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8499 2008-07-02 Martin Jambor <mjambor@suse.cz>
8501 * tree-switch-conversion.c: Included timevar.h
8502 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8504 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8506 2008-07-02 Martin Jambor <mjambor@suse.cz>
8508 * tree-switch-conversion.c: Corrected various comments and
8510 (build_constructors): Fixed minor formatting mistakes.
8512 * invoke.texi (Optimize Options): Corrected the
8513 switch-conversion-max-branch-ratio parameter.
8515 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8517 * final.c (asm_insn_count): Return zero for an empty asm body.
8519 2008-07-02 Richard Guenther <rguenther@suse.de>
8521 * bitmap.h (bitmap_set_bit): Return bool.
8522 (bitmap_clear_bit): Likewise.
8523 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8524 write to the bitmap if it would.
8525 (bitmap_clear_bit): Likewise.
8526 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8527 bitmap_set_bit return value.
8528 (add_pred_graph_edge): Likewise.
8529 (add_graph_edge): Likewise.
8530 (do_sd_constraint): Likewise.
8531 (do_ds_constraint): Likewise.
8533 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8535 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8536 Fix -Wc++-compat and/or -Wcast-qual warnings.
8537 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8538 gen_regparm_prefix): Likewise.
8539 * vmsdbgout.c (write_modbeg, lookup_filename,
8540 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8542 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8544 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8545 defaults.h definition apply.
8547 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8549 * function.c (assign_parm_remove_parallels): New.
8550 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8552 (assign_parm_setup_block): Do not handle them.
8553 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8554 assign_parm_remove_parallels.
8556 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8558 * c-typeck.c (convert_for_assignment): Use
8559 vector_targets_convertible_p.
8560 * c-common.c (vector_targets_convertible_p): New.
8561 * c-common.h (vector_targets_convertible_p): New prototype.
8562 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8563 opaque_p_V2SI_type_node.
8565 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8567 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8570 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8572 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8573 TFmode constants via two element DImode vector for hosts with
8574 HOST_BITS_PER_WIDE_INT < 64.
8575 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8576 also for HOST_BITS_PER_WIDE_INT < 64.
8578 2008-07-01 Richard Guenther <rguenther@suse.de>
8580 PR tree-optimization/36666
8581 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8582 (get_constraint_exp_from_ssa_var): Split into ...
8583 (get_constraint_exp_for_temp): ... this ...
8584 (get_constraint_for_ssa_var): ... and that.
8585 Return constraint expressions for all touched sub-fields
8586 if the results address is not taken.
8587 (process_constraint): Remove assertion that aggregate
8588 assignments do not happen at this place.
8589 (get_constraint_for_component_ref): Add address_p argument.
8590 Return constraint expressions for all touched sub-fields
8591 if the results address is not taken.
8592 (do_deref): Use get_constraint_exp_for_temp.
8593 (get_constraint_for_1): Rename from ...
8594 (get_constraint_for): ... this. Add the old function as wrapper.
8595 (do_structure_copy): Use get_constraint_for_1.
8597 2008-07-01 Martin Jambor <mjambor@suse.cz>
8599 * Makefile.in (tree-switch-conversion.o): Add.
8600 (OBJS-common): Add tree-swtch-conversion.o.
8601 * passes.c (init_optimization_passes): Add pass_convert_switch.
8602 * tree-pass.h: (pass_convert_switch): Add.
8603 * tree-switch-conversion.c: New file.
8604 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8605 * common.opt (ftree-cswtch): New option.
8606 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8607 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8608 * opts.c (decode_options): Set flag_tree_switch_conversion when
8609 optimization level is >= 2.
8610 * doc/invoke.texi (Optimize Options): Added description of
8611 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8613 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8615 * config/darwin-driver.c (darwin_default_min_version): Fix
8616 -Wc++-compat warnings.
8618 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8620 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8623 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8625 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8627 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8629 PR rtl-optimization/34744
8630 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8631 (df_scan_free_internal): Free data structures not
8632 allocated in storage pools.
8633 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8634 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8635 df_scan_free_mws_vec.
8636 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8639 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8641 * config/i386/i386.c (contains_aligned_value_p): Return true
8643 (ix86_function_arg_boundary): Return its natural boundary
8645 (return_in_memory_32): Don't check TDmode.
8646 (ix86_split_to_parts): Support splitting into 4 parts and
8647 support TFmode for 32bit target.
8648 (ix86_split_long_move): Support splitting into 4 parts.
8649 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8651 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8652 (ix86_init_builtins): Here.
8653 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8654 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8655 'q' and 'w', respectively.
8657 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8659 (movtf_internal): Likewise.
8660 (<code>tf2): Likewise.
8661 (*absnegtf2_sse): Likewise.
8662 (copysign<mode>3): Likewise.
8663 (copysign<mode>3_const): Likewise.
8664 (copysign<mode>3_var): Likewise.
8665 (define_split UNSPEC_COPYSIGN): Likewise.
8666 * config/i386/sse.md (*nandtf3): Likewise.
8667 (<code>tf3): Likewise.
8668 (*<code>tf3): Likewise.
8670 2008-06-30 Joey Ye <joey.ye@intel.com>
8671 H.J. Lu <hongjiu.lu@intel.com>
8673 * global.c (compute_regsets): Set frame_pointer_needed here.
8674 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8676 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8678 * doc/install.texi (specific): Expand Windows build notes.
8680 2008-06-30 Ira Rosen <irar@il.ibm.com>
8682 PR tree-optimization/36648
8683 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8684 number of prolog iterations by step. Fix the comment.
8686 2008-06-30 Richard Guenther <rguenther@suse.de>
8689 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8690 handle calls from ECF_MALLOC functions.
8691 (handle_pure_call): ECF_MALLOC functions do not return
8693 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8695 2008-06-29 Andreas Schwab <schwab@suse.de>
8697 * config/m68k/m68k.c (print_operand): Always print a float
8699 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8700 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8703 * config/rs6000/x-linux64: Remove never used file.
8705 2008-06-29 Richard Guenther <rguenther@suse.de>
8707 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8709 (struct alias_info): Move ...
8710 * tree-ssa-alias.c: ... here.
8711 (update_alias_info): Declare.
8712 (compute_may_aliases): Call it.
8713 (update_alias_info): New function.
8714 * tree-ssa-structalias.c (update_alias_info): Move ...
8715 * tree-ssa-alias.c (update_alias_info_1): ... here.
8716 * tree-ssa-structalias.c (process_constraint_1): Remove
8717 unused from_call argument. Rename to ...
8718 (process_constraint): ... this. Delete old wrapper.
8719 (make_constraint_to): Adjust callers.
8720 (handle_const_call): Likewise.
8721 (handle_pure_call): Likewise.
8722 (init_base_vars): Likewise.
8723 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8724 (find_func_aliases): We don't need structure copies for
8726 (make_constraint_from_anything): Remove.
8727 (create_variable_info_for): For globals make constraints
8728 from escaped, not from anything.
8729 (compute_points_to_sets): Do not call update_alias_info.
8730 (ipa_pta_execute): Use make_constraint_from.
8732 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8734 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8735 (bitmap.o-warn, dominance.o-warn): New.
8736 * configure.ac (cxx_compat_warn): Delete.
8737 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8738 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8740 * configure: Regenerate.
8742 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8745 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8747 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8748 * df-scan.c (df_notes_rescan): Likewise.
8749 * ggc-page.c (set_page_table_entry): Likewise.
8750 * intl.c (gcc_gettext_width): Likewise.
8751 * varasm.c (get_unnamed_section, get_noswitch_section,
8752 get_section): Likewise.
8754 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8756 * regrename.c (build_def_use): Don't copy RTX.
8758 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8760 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8761 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8762 punctuation. Use @ref instead of @xref.
8763 (Function Names): Remove stray @display/@end display.
8764 (C++ Attributes): Use @ref instead of @xref.
8765 (Deprecated Features): Fix punctuation around @xref.
8766 (Backwards Compatibility): Likewise.
8767 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8769 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8771 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8772 constants for E500 double.
8774 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8776 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8777 element type of const_vector.
8779 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8781 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8782 Remove FLAGS_REG clobber from expander pattern.
8783 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8784 (anddi3, andsi3, andhi3, andqi3): Ditto.
8785 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8786 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8787 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8788 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8789 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8790 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8791 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8792 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8794 2008-06-28 Richard Guenther <rguenther@suse.de>
8796 * tree-ssa-structalias.c (callused_id, var_callused,
8797 callused_tree): Add.
8798 (handle_pure_call): New function.
8799 (find_func_aliases): Call it.
8800 (find_what_p_points_to): Handle the call-used set.
8801 (clobber_what_escaped): Likewise.
8802 (compute_call_used_vars): New function.
8803 (init_base_vars): Init the call-used variable.
8804 (do_sd_constraint): Do not propagate the solution from CALLUSED
8805 but use CALLUSED as a placeholder.
8806 (solve_graph): Likewise.
8807 * tree-flow-inline.h (gimple_call_used_vars): New function.
8808 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8809 (compute_call_used_vars): Declare.
8810 * tree-ssa-alias.c (set_initial_properties): Call
8811 compute_call_used_vars.
8812 (reset_alias_info): Clear call-used variables.
8813 (add_call_clobber_ops): Assert we are not called for const/pure
8814 functions. Remove handling of them.
8815 (add_call_read_ops): Handle pure functions by adding the
8816 call-used set of variables as VUSEs.
8817 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8818 (delete_tree_ssa): Free it.
8819 * tree-dfa.c (remove_referenced_var): Clear the var from the
8822 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8824 * tree.c (build_varargs_function_type_list): New.
8825 (build_function_type_list_1): New.
8826 (build_function_type_list): Use build_function_type_list_1.
8827 * tree.h (build_varargs_function_type_list): New.
8829 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8832 * config/spu/spu.c (spu_builtin_splats): Do not generate
8833 invalid CONST_VECTOR expressions.
8834 (spu_expand_vector_init): Likewise.
8836 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8838 * optabs.c (libfunc_decls): New variable.
8839 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8840 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8841 for the same function twice.
8843 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8845 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8846 ix86_expand_binary_operator directly.
8847 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8849 (*ashrti3_1): Ditto.
8850 (*lshrti3_1): Ditto.
8851 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8852 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8853 using only one splitter. Conditionaly execute splitter before or
8854 after peephole2 pass.
8855 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8856 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8857 Use only one alternative in asm template.
8858 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8860 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8861 "J" operand constraint for operand 2.
8862 (*ashldi3_cconly_rex64): Ditto.
8863 (*ashrdi3_cmp_rex64): Ditto.
8864 (*ashrdi3_cconly_rex64): Ditto.
8865 (*lshrdi3_cmp_rex64): Ditto.
8866 (*lshrdi3_cconly_rex64): Ditto.
8867 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8868 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8869 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8872 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8874 * gimplify.c (omp_is_private): Don't return true if decl is not
8875 already private on #pragma omp for or #pragma omp parallel for.
8878 * tree-cfg.c (struct move_stmt_d): Replace block field with
8879 orig_block and new_block fields.
8880 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8881 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8882 (move_block_to_fn): Replace vars_map and new_label_map arguments
8883 with struct move_stmt_d pointer.
8884 (replace_block_vars_by_duplicates): New function.
8885 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8886 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8887 all subblocks of ORIG_BLOCK to the new function. Call
8888 replace_block_vars_by_duplicates.
8889 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8890 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8891 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8892 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8893 (expand_omp): Temporarily set input_location to the location of
8894 region's controlling stmt.
8895 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8896 BIND_EXPR, push ctx->block_vars and gimplification vars into
8897 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8899 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8900 there are any BLOCK_VARS.
8901 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8902 OMP_PARALLEL or OMP_TASK stmt.
8903 (lower_omp): Save and restore input_location around the lower_omp_1
8906 2008-06-27 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/36400
8909 PR tree-optimization/36373
8910 PR tree-optimization/36344
8911 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8912 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8913 (update_alias_info): Remove call clobbering code.
8914 (make_constraint_to): New helper function.
8915 (make_escape_constraint): Likewise.
8916 (handle_rhs_call): Use it on all pointer containing arguments.
8917 Also mark the static chain escaped.
8918 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8919 instead of ANYTHING.
8920 (make_constraint_from): New helper split out from ...
8921 (make_constraint_from_anything): ... here.
8922 (find_func_aliases): Add constraints for escape sites.
8923 (intra_create_variable_infos): Make constraints from NONLOCAL
8925 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8927 (clobber_what_p_points_to): Remove.
8928 (clobber_what_escaped): New function.
8929 (init_base_vars): Init NONLOCAL and ESCAPED.
8930 (do_sd_constraint): Do not propagate the solution from ESCAPED
8931 but use ESCAPED as a placeholder.
8932 (solve_graph): Likewise.
8933 * tree-flow.h (clobber_what_p_points_to): Remove.
8934 (clobber_what_escaped): Declare.
8935 * tree-ssa-alias.c (set_initial_properties): Call it.
8936 Remove code clobbering escaped pointers.
8938 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8940 * function.c (allocate_struct_function): Only allocate a unique
8941 funcdef_no if the decl is nonzero.
8943 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8945 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8946 * config/mips/mips.c (mips_split_const_insns): New function.
8947 * config/mips/mips.md (move_type): New attribute.
8948 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8949 (dword_mode): New attribute.
8950 (type): Avoid long line. Map "move_type"s to "type"s,
8951 choosing "multi" for doubleword moves if appropriate.
8952 Swap MTC/MFC comments to match their declaration order.
8953 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8954 "type" is "branch" or "jal" is "direct".
8955 (length): Handle "extended_mips16" first. Make the default
8956 "0" for "ghost" instructions. Set the length from "move_type".
8957 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8958 of "type", with "sll0" for the register alternative. Remove the
8959 "extended_mips16" attribute.
8960 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8961 of "type", with "shift_shift" for the register alternative.
8962 Remove the "length" attribute.
8963 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8964 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8965 of "type", with "andi" for the register alternative.
8966 (*zero_extendqihi2): Likewise.
8967 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8968 of "andi" instead of a "type" of "arith".
8969 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8971 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8972 (mov_<store>r, *mov<mode>_ra): Likewise.
8973 (extendsidi2): Use "move_type" instead of "type", with "move"
8974 for the register alternative.
8975 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8976 of "type", with "signext" for the register alternative.
8977 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8978 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8979 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8980 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8981 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8982 (unnamed branch insn): Likewise.
8983 (*movdi_gp32_fp64): Fold into...
8984 (*movdi_32bit): ...here.
8985 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8986 (*movdf_hardfloat): ...this new pattern.
8987 (*movdf_softfloat): Remove redundant FPR alternatives.
8988 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8989 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8990 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8991 the "move" attribute.
8992 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8993 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8994 and "store" for COP loads and stores.
8995 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8996 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8997 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8998 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8999 (*movtf_mips16, *movv2sf): Likewise.
9000 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9001 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9002 (mfhc1<mode>): Use "move_type" instead of "move".
9003 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9004 (loadgp_blockage): Remove the "length" attribute.
9005 (blockage, set_got_version, update_got_version): Likewise.
9006 (call_internal): Remove the "extended_mips16" attribute.
9007 (call_value_internal, call_value_multiple_internal): Likewise.
9008 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9010 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9011 the "length" attribute.
9013 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9015 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9016 -Wcast-qual warnings.
9017 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9018 handle_pragma_pop_macro): Likewise.
9019 * collect2.c (resolve_lib_name): Likewise.
9020 * config/arc/arc.c (arc_init): Likewise.
9021 * config/arm/arm.c (neon_builtin_compare,
9022 locate_neon_builtin_icode): Likewise.
9023 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9024 * config/bfin/bfin.c (bfin_init_machine_status,
9025 bfin_optimize_loop): Likewise.
9026 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9027 * config/cris/cris.c (cris_init_expanders): Likewise.
9028 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9029 * config/darwin.c (machopic_indirection_eq,
9030 machopic_indirection_name, machopic_output_indirection): Likewise.
9031 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9032 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9033 frv_optimize_membar): Likewise.
9034 * config/i386/cygwin.h (mingw_scan,
9035 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9036 * config/i386/cygwin1.c (mingw_scan): Likewise.
9037 * config/i386/i386.c (machopic_output_stub): Likewise.
9038 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9039 i386_pe_unique_section): Likewise.
9040 * config/ia64/ia64.c (ia64_init_machine_status,
9041 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9043 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9044 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9045 * config/m68k/m68k.c (m68k_handle_option,
9046 m68k_sched_md_init_global): Likewise.
9047 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9048 mcore_unique_section): Likewise.
9049 * config/mips/mips.c (mips_block_move_straight,
9050 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9052 * config/mmix/mmix.c (mmix_init_machine_status,
9053 mmix_encode_section_info): Likewise.
9054 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9055 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9056 print_operand_address, output_toc, redefine_groups,
9057 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9058 * config/s390/s390.c (s390_init_machine_status): Likewise.
9059 * config/score/score.c (score_block_move_straight,
9060 score_block_move_loop_body): Likewise.
9061 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9062 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9063 * emit-rtl.c (find_auto_inc): Likewise.
9064 * gcc.c (translate_options, process_command): Likewise.
9065 * reorg.c (dbr_schedule): Likewise.
9066 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9067 * xcoffout.c (xcoffout_declare_function): Likewise.
9069 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9071 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9072 ipa-pta working again.
9074 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9076 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9079 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9081 * config.gcc (powerpc*-*-*): Add new core e500mc.
9082 * config/rs6000/e500mc.md: New file.
9083 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9085 (rs6000_override_options): Add e500mc case to
9086 processor_target_table. Altivec and Spe options not allowed
9087 with e500mc. Add isel instruction to e500mc by
9088 default. Initialize rs6000_cost for e500mc.
9089 (rs6000_issue_rate): Set issue rate for e500mc.
9090 * config/rs6000/rs6000.h (processor_type): Add
9091 PROCESSOR_PPCE500MC.
9092 (ASM_CPU_SPEC): Add e500mc.
9093 Set TARGET_ISEL to rs6000_isel.
9094 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9095 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9096 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9098 * doc/invoke.texi: Add e500mc to list of cpus.
9100 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9103 * c-lex.c (lex_charconst): Initialize unsignedp.
9105 2008-06-27 Olivier Hainque <hainque@adacore.com>
9107 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9108 documented assumptions.
9110 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9112 * dwarf2out.c: Remove trailing white spaces. Break long line
9115 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9117 * libfuncs.h (LTI_synchronize): New libfunc_index.
9118 (synchronize_libfunc): Declare.
9119 * builtins.c (expand_builtin_synchronize): Consider using
9120 synchronize_libfunc before falling back on an asm blockage.
9121 * config/mips/mips.c: Include libfuncs.h
9122 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9124 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9126 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9127 parameter. Copy stack_reg to r11 where appropriate.
9128 (no_global_regs_above): Add gpr parameter.
9129 (rs6000_stack_info): Only add padding for SPE save area if we
9130 are saving SPE GPRs and CR.
9131 (saveres_routine_syms): New variable.
9132 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9134 (rs6000_savres_routine_sym): New function.
9135 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9137 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9138 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9139 Tweak FPR out-of-line saving.
9140 (rs6000_make_savres_rtx): New function.
9141 (rs6000_use_multiple_p): New function.
9142 (rs6000_savres_strategy): New function.
9143 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9144 out-of-line if appropriate.
9145 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9146 if we are optimizing for size.
9147 (GP_SAVE_INLINE): Define.
9148 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9149 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9150 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9151 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9152 (*save_fpregs_<mode>): Add use of r11.
9153 (*restore_gpregs_<mode>): New insn.
9154 (*return_and_restore_gpregs_<mode>): New insn.
9155 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9157 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9158 (*restore_gpregs_spe): New insn.
9159 (*return_and_restore_gpregs_spe): New insn.
9160 * config/rs6000/predicates.md (save_world_operation): Fix check.
9162 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9164 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9165 this point, so assert that.
9167 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9169 * cfganal.c: Include vec.h and vecprim.h.
9170 (compute_idf): Import from...
9171 * tree-into-ssa (compute_idf): ...here.
9172 * basic-block.h (compute_idf): Export.
9174 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9176 * c-decl.c (merge_decls): Use !current_function_decl to check for
9177 extern declaration of C99 inline function being at file scope.
9179 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9181 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9183 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9185 * alias.c (record_alias_subset, init_alias_analysis): Fix
9186 -Wc++-compat and/or -Wcast-qual warnings.
9187 * attribs.c (lookup_attribute_spec): Likewise.
9188 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9189 copy_bb, connect_traces,
9190 find_rarely_executed_basic_blocks_and_cr): Likewise.
9191 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9192 note_btr_set, migrate_btr_defs): Likewise.
9193 * builtins.c (result_vector, expand_builtin_memcpy,
9194 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9195 builtin_memset_read_str, expand_builtin_printf,
9196 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9198 * caller-save.c (mark_set_regs): Likewise.
9199 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9200 * cgraph.c (cgraph_edge): Likewise.
9201 * combine.c (likely_spilled_retval_1): Likewise.
9202 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9203 htab_counts_entry_del, get_coverage_counts): Likewise.
9204 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9205 new_cselib_val): Likewise.
9206 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9207 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9209 * df-core.c (df_compact_blocks): Likewise.
9210 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9211 * df-scan.c (df_grow_reg_info, df_ref_create,
9212 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9213 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9214 df_record_entry_block_defs, df_record_exit_block_uses,
9215 df_bb_verify): Likewise.
9216 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9217 DF_REF_EXTRACT_MODE_CONST): New.
9218 * dominance.c (get_immediate_dominator, get_dominated_by,
9219 nearest_common_dominator, root_of_dom_tree,
9220 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9221 -Wc++-compat and/or -Wcast-qual warnings.
9222 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9223 record_store, replace_read, check_mem_read_rtx, scan_insn,
9224 dse_step1, dse_record_singleton_alias_set): Likewise.
9225 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9227 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9229 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9230 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9231 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9232 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9233 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9234 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9235 file_name_acquire, output_file_names, add_const_value_attribute,
9236 premark_used_types_helper, file_table_eq, file_table_hash,
9237 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9238 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9239 -Wcast-qual warnings.
9240 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9241 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9242 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9243 gen_reg_rtx, start_sequence, init_emit): Likewise.
9244 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9245 * except.c (init_eh_for_function, gen_eh_region,
9246 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9247 arh_to_landing_pad, arh_to_label, add_action_record,
9248 add_call_site, switch_to_exception_section): Likewise.
9249 * expmed.c (synth_mult): Likewise.
9250 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9251 store_expr): Likewise.
9252 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9254 * function.c (assign_stack_temp_for_type,
9255 allocate_struct_function, match_asm_constraints_1): Likewise.
9256 * gcov-io.c (gcov_allocate): Likewise.
9257 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9258 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9259 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9260 record_one_set, insert_expr_in_table, insert_set_in_table,
9261 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9262 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9263 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9264 -Wcast-qual warnings.
9266 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9268 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9269 -Wcast-qual warnings.
9270 * gcc.c (process_command): Likewise.
9271 * genattrtab.c (oballoc): Use XOBNEW.
9272 (oballocvec): Define.
9273 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9274 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9275 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9276 -Wc++-compat and/or -Wcast-qual warnings.
9277 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9278 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9279 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9280 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9281 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9282 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9283 add_excls, process_presence_absence_names,
9284 process_presence_absence_patterns, add_presence_absence,
9285 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9286 get_free_state, add_arc, get_free_automata_list_el,
9287 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9288 transform_3, cache_presence, create_ainsns, create_automata,
9289 create_state_ainsn_table, dfa_insn_code_enlarge,
9290 output_trans_func, output_min_issue_delay_func,
9291 output_dead_lock_func, output_reset_func,
9292 output_get_cpu_unit_code_func, output_dfa_start_func,
9293 expand_automata): Likewise.
9294 * genextract.c (gen_insn): Likewise.
9295 * gengtype-lex.l: Likewise.
9296 * gengtype.c (read_input_list, adjust_field_type,
9297 process_gc_options): Likewise.
9298 * genoutput.c (note_constraint): Likewise.
9299 * genpreds.c (mangle, add_constraint): Likewise.
9300 * genrecog.c (process_define_predicate, new_decision,
9301 add_to_sequence): Likewise.
9302 * gensupport.c (record_insn_name): Likewise.
9304 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9306 * config/i386/driver-i386.c (detect_caches_amd,
9307 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9308 and/or -Wcast-qual warnings.
9309 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9310 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9311 gt_pch_save): Likewise.
9312 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9313 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9314 * global.c (compute_regsets): Likewise.
9315 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9316 finish_graph_dump_file): Likewise.
9317 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9318 unlink_bb_notes): Likewise.
9319 * integrate.c (get_hard_reg_initial_val): Likewise.
9320 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9321 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9322 * local-alloc.c (update_equiv_regs): Likewise.
9323 * loop-invariant.c (check_invariant_table_size,
9324 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9326 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9327 altered_reg_used, mark_altered): Likewise.
9328 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9329 insert_var_expansion_initialization,
9330 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9331 release_var_copies): Likewise.
9332 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9333 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9334 analyze_accesses_for_phi_node, check_var_notmodified_p,
9335 check_allocation_function, find_sites_in_func,
9336 record_all_accesses_in_func, transform_access_sites,
9337 transform_allocation_sites): Likewise.
9338 * omp-low.c (new_omp_region, create_omp_child_function_name,
9339 check_omp_nesting_restrictions, check_combined_parallel,
9340 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9341 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9342 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9343 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9345 * opts-common.c (prune_options): Likewise.
9346 * opts.c (add_input_filename, print_filtered_help,
9347 get_option_state): Likewise.
9348 * params.c (add_params): Likewise.
9349 * passes.c (set_pass_for_id, next_pass_1,
9350 do_per_function_toporder, pass_fini_dump_file): Likewise.
9351 * postreload.c (reload_cse_simplify_operands): Likewise.
9352 * predict.c (tree_predicted_by_p, tree_predict_edge,
9353 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9355 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9357 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9359 * recog.c (check_asm_operands, validate_change_1): Likewise.
9360 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9361 subst_asm_stack_regs): Likewise.
9362 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9363 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9364 * regmove.c (reg_is_remote_constant_p): Likewise.
9365 * regrename.c (regrename_optimize, scan_rtx_reg,
9366 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9368 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9369 regstat_compute_calls_crossed): Likewise.
9370 * reload1.c (init_reload, new_insn_chain,
9371 has_nonexceptional_receiver, reload, copy_reloads,
9372 calculate_needs_all_insns, init_elim_table): Likewise.
9373 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9374 * rtl.c (shallow_copy_rtx_stat): Likewise.
9375 * rtlanal.c (parms_set): Likewise.
9376 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9377 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9378 * sched-ebb.c (earliest_block_with_similiar_load,
9379 add_deps_for_risky_insns): Likewise.
9380 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9381 schedule_region): Likewise.
9382 * see.c (eq_descriptor_pre_extension,
9383 hash_descriptor_pre_extension, hash_del_pre_extension,
9384 eq_descriptor_properties, hash_descriptor_properties,
9385 hash_del_properties, see_seek_pre_extension_expr,
9386 see_initialize_data_structures, see_print_register_properties,
9387 see_print_pre_extension_expr, see_delete_merged_def_extension,
9388 see_delete_unmerged_def_extension, see_emit_use_extension,
9389 see_pre_delete_extension, see_map_extension, see_commit_changes,
9390 see_analyze_merged_def_local_prop,
9391 see_analyze_merged_def_local_prop,
9392 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9393 see_set_prop_merged_def, see_set_prop_unmerged_def,
9394 see_set_prop_unmerged_use, see_print_one_extension,
9395 see_merge_one_use_extension, see_merge_one_def_extension,
9396 see_store_reference_and_extension, see_update_uses_relevancy,
9397 see_update_defs_relevancy): Likewise.
9398 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9399 hash_statistics_free, curr_statistics_hash): Likewise.
9400 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9401 expand_asm_operands, expand_return, case_bit_test_cmp,
9402 expand_case): Likewise.
9403 * stor-layout.c (start_record_layout): Likewise.
9404 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9405 gt_pch_save_stringpool): Likewise.
9406 * tree-data-ref.c (hash_stmt_vertex_info,
9407 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9408 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9410 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9413 * config/i386/i386.md : Change constraints of HImode and QImode
9414 immediate operands from "i" to "n". Change SImode "ni" constraint to
9415 "i" and SImode "rmi" constraint to "g". Remove all constraints
9416 from const0_operand and const1_operand predicated operands.
9417 (i): Change QImode and HImode attribute from "i" to "n".
9418 (*subqi_2): Change HImode operands to QImode.
9421 2008-06-25 Olivier Hainque <hainque@adacore.com>
9423 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9426 2008-06-25 Richard Guenther <rguenther@suse.de>
9428 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9429 not overflow the result type.
9431 2008-06-25 Richard Guenther <rguenther@suse.de>
9433 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9434 (vn_lookup): Likewise.
9436 2008-06-25 Richard Guenther <rguenther@suse.de>
9438 PR tree-optimization/35518
9439 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9440 * tree-sra.c (instantiate_element): Use fold_build3 to build
9442 (try_instantiate_multiple_fields): Likewise.
9444 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9446 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9449 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9451 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9452 use_backchain_to_restore_sp to true
9453 if the offset of the link register save area would go over the 32k - 1
9454 offset limit of the load
9457 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9459 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9460 anchor for the type-punning blurb. Cross-reference "Structures
9461 unions enumerations and bit-fields implementation". Provide a
9462 cast-through-pointer example. Make final sentence self-contained.
9463 * doc/implement-c.texi (Structures unions enumerations and
9464 bit-fields implementation): Cross-reference the type-punning blurb
9465 in the -fstrict-aliasing documentation.
9467 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9470 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9471 the memory instead of the memory itself for the save area.
9473 2008-06-24 Olivier Hainque <hainque@adacore.com>
9474 Nicolas Roche <roche@adacore.com>
9476 * gengtype.c (srcdir_len): size_t instead of int.
9477 (get_file_realbasename): New function. For F a filename, the real
9478 basename of F, with all the path components stripped.
9479 (get_file_srcdir_relative_path): New function. For F a filename, the
9480 relative path to F from $(srcdir).
9481 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9482 get_file_realbasename. Adjust the head comment.
9483 (get_prefix_langdir_index): New function. For F a filename, return the
9484 lang_dir_names[] relative index of the language directory that is
9486 (get_file_langdir): For F a filename, return the name of the language
9487 directory where F is located.
9488 (get_file_gtfilename): New function. The gt- output file name for an
9490 (get_output_file_with_visibility): Replace in-line computations with
9491 uses of get_file_gtfilename and get_prefix_langdir_index.
9492 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9494 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9496 PR tree-optimization/36504
9497 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9498 references without base address.
9500 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9503 * calls.c (expand_call): Increase alignment for recursive functions.
9505 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9507 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9508 (TARGET_FUNCTION_VALUE): New define.
9509 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9510 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9512 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9514 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9515 (fmod<mode>3): Ditto.
9516 (remainderxf3): Ditto.
9517 (remainder<mode>3): Ditto.
9519 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9522 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9523 REG is a hard register.
9525 PR tree-optimization/36508
9526 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9527 499, don't check it at all in release compilers.
9529 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9532 together with SSE_TARGET_MATH to disable insn pattern.
9533 (*fop_<MODEF:mode>_2_i387): Ditto.
9534 (*fop_<MODEF:mode>_3_i387): Ditto.
9536 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9538 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9540 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9543 * gimplify.c (gimplify_asm_expr): Check the return code of
9544 parse_output_constraint call, set function return and is_inout
9547 2008-06-22 Ian Lance Taylor <iant@google.com>
9549 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9550 (narrowest_signed_type): Likewise.
9551 * c-typeck.c (c_common_type): Change local variable mclass to enum
9553 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9554 tcc_comparison, not the tree code itself.
9555 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9556 (c_expand_expr): Cast modifier to enum expand_modifier.
9557 * c-common.h (C_RID_CODE): Add casts.
9558 (C_SET_RID_CODE): Define.
9559 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9560 (c_lex_one_token): Add cast to avoid warning.
9561 (c_parser_objc_type_name): Rename local typename to type_name.
9562 (check_no_duplicate_clause): Change code parameter to enum
9564 (c_parser_omp_var_list_parens): Change kind parameter to enum
9566 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9567 c_parser_omp_list_var_parens.
9568 (c_parser_omp_threadprivate): Likewise.
9569 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9570 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9571 * c-format.c (NO_FMT): Define.
9572 (printf_length_specs): Use NO_FMT.
9573 (asm_fprintf_length_specs): Likewise.
9574 (gcc_diag_length_specs): Likewise.
9575 (scanf_length_specs): Likewise.
9576 (strfmon_length_specs): Likewise.
9577 (gcc_gfc_length_specs): Likewise.
9578 (printf_flag_specs): Change 0 to STD_C89.
9579 (asm_fprintf_flag_specs): Likewise.
9580 (gcc_diag_flag_specs): Likewise.
9581 (gcc_cxxdiag_flag_specs): Likewise.
9582 (scanf_flag_specs): Likewise.
9583 (strftime_flag_specs): Likewise.
9584 (strfmon_flag_specs): Likewise.
9585 (print_char_table): Likewise.
9586 (asm_fprintf_char_table): Likewise.
9587 (gcc_diag_char_table): Likewise.
9588 (gcc_tdiag_char_table): Likewise.
9589 (gcc_cdiag_char_table): Likewise.
9590 (gcc_cxxdiag_char_table): Likewise.
9591 (gcc_gfc_char_table): Likewise.
9592 (scan_char_table): Likewise.
9593 (time_char_table): Likewis.
9594 (monetary_char_table): Likewise.
9595 * c-format.h (BADLEN): Likewise.
9597 2008-06-21 Ian Lance Taylor <iant@google.com>
9599 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9600 Define END_OF_BASE_TREE_CODES around inclusion.
9601 * tree.c (tree_code_type): New global array.
9602 (tree_code_length, tree_code_name): Likewise.
9603 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9605 (all-tree.def, s-alltree): New targets.
9606 (gencheck.h, s-gencheck): Remove.
9607 (tree.o): Depend upon all-tree.def.
9608 (build/gencheck.o): Remove gencheck.h dependency.
9609 (mostlyclean): Don't remove gencheck.h.
9610 * c-common.h (enum c_tree_code): Remove.
9611 * c-lang.c (tree_code_type): Remove.
9612 (tree_code_length, tree_code_name): Remove.
9613 * gencheck.c (tree_codes): Include all-tree.def, rather than
9614 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9616 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9618 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9619 (operator_name_info): Size to MAX_TREE_CODES.
9620 (assignment_operator_name_info): Likewise.
9621 * cp/cp-lang.c (tree_code_type): Remove.
9622 (tree_code_length, tree_code_name): Remove.
9623 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9624 (assignment_operator_name_info): Likewise.
9625 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9627 * cp/mangle.c (write_expression): Likewise.
9628 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9629 * fortran/f95-lang.c (tree_code_type): Remove.
9630 (tree_code_length, tree_code_name): Remove.
9631 * java/java-tree.h (enum java_tree_code): Remove.
9632 * java/lang.c (tree_code_type): Remove.
9633 (tree_code_length, tree_code_name): Remove.
9634 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9635 * objc/objc-act.h (enum objc_tree_code): Remove.
9636 * objc/objc-lang.c (tree_code_type): Remove.
9637 (tree_code_length, tree_code_name): Remove.
9638 * objcp/objcp-lang.c (tree_code_type): Remove.
9639 (tree_code_length, tree_code_name): Remove.
9640 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9641 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9642 * ada/misc.c (tree_code_type): Remove.
9643 (tree_code_length, tree_code_name): Remove.
9645 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9647 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9648 the grand_bitmap_obstack.
9650 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9652 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9653 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9654 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9655 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9656 move_stmt_r, new_label_mapper): Likewise.
9657 * tree-complex.c (cvc_lookup): Likewise.
9658 * tree-dfa.c (create_function_ann): Likewise.
9659 * tree-dump.c (dump_register): Likewise.
9660 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9661 find_phi_replacement_condition): Likewise.
9662 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9663 tree_function_versioning): Likewise.
9664 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9665 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9666 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9667 get_nonlocal_debug_decl, convert_nonlocal_reference,
9668 convert_nonlocal_omp_clauses, get_local_debug_decl,
9669 convert_local_reference, convert_local_omp_clauses,
9670 convert_nl_goto_reference, convert_nl_goto_receiver,
9671 convert_tramp_reference, convert_call_expr): Likewise.
9672 * tree-outof-ssa.c (contains_tree_r): Likewise.
9673 * tree-parloops.c (reduction_phi, initialize_reductions,
9674 eliminate_local_variables_1, add_field_for_reduction,
9675 add_field_for_name, create_phi_for_local_result,
9676 create_call_for_reduction_1, create_loads_for_reductions,
9677 create_stores_for_reduction, create_loads_and_stores_for_name):
9679 * tree-phinodes.c (allocate_phi_node): Likewise.
9680 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9681 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9682 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9683 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9684 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9685 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9686 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9687 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9688 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9689 vn_nary_op_insert): Likewise.
9690 * tree-ssa.c (redirect_edge_var_map_add,
9691 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9692 * tree-vectorizer.c (vectorize_loops): Likewise.
9693 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9694 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9695 tree_cons_stat, build1_stat, build_variant_type_copy,
9696 decl_init_priority_lookup, decl_fini_priority_lookup,
9697 decl_priority_info, decl_restrict_base_lookup,
9698 decl_restrict_base_insert, decl_debug_expr_lookup,
9699 decl_debug_expr_insert, decl_value_expr_lookup,
9700 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9701 type_hash_add, get_file_function_name, tree_check_failed,
9702 tree_not_check_failed, tree_range_check_failed,
9703 omp_clause_range_check_failed, build_omp_clause,
9704 build_vl_exp_stat): Likewise.
9705 * value-prof.c (gimple_histogram_value,
9706 gimple_duplicate_stmt_histograms): Likewise.
9707 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9708 unshare_variable, variable_union_info_cmp_pos, variable_union,
9709 dataflow_set_different_1, dataflow_set_different_2,
9710 vt_find_locations, variable_was_changed, set_variable_part,
9711 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9712 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9713 section_entry_hash, object_block_entry_eq,
9714 object_block_entry_hash, create_block_symbol,
9715 initialize_cold_section_name, default_function_rodata_section,
9716 strip_reg_name, set_user_assembler_name, const_desc_eq,
9717 build_constant_desc, output_constant_def, lookup_constant_def,
9718 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9719 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9720 default_internal_label): Likewise.
9721 * varray.c (varray_init, varray_grow): Likewise.
9722 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9724 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9726 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9727 operators for "test" insn. Macroize insn using SWI mode macro.
9728 (*jcc_fused_2): Ditto.
9729 (*jcc_fused_3): Macroize insn using SWI mode macro.
9730 (*jcc_fused_4): Ditto.
9732 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9734 * tree-ssa-pre.c: Fix typo in comment.
9735 (init_antic, fini_antic): Add explicit funtions for
9736 initializing and deinitializing ANTIC and AVAIL sets.
9737 (create_expression_by_pieces): Fix typo in comment.
9738 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9739 (execute_pre): Eventually dump details about ANTIC_IN.
9741 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9743 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9744 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9745 add_to_obstack, file_at_path, find_a_file, execute,
9746 add_preprocessor_option, add_assembler_option, add_linker_option,
9747 process_command, insert_wrapper, do_option_spec, do_self_spec,
9748 spec_path, do_spec_1, is_directory, main, used_arg,
9749 getenv_spec_function): Likewise.
9750 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9751 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9754 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9756 * doc/rtl.texi: Updated subreg section.
9758 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9761 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9762 node->needed and node->reachable.
9763 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9764 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9765 (expand_task_call): Don't call expand_task_copyfn.
9766 (expand_task_copyfn): Renamed to...
9767 (finalize_task_copyfn): ... this.
9769 2008-06-19 Jan Hubicka <jh@suse.cz>
9771 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9772 clobbering framepointer.
9774 2008-06-19 Jan Hubicka <jh@suse.cz>
9776 * tree-optimize.c (execute_early_local_optimizations): Set
9777 cgraph_state only at first invocation.
9779 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9781 * system.h (-Wc++-compat): Activate as a warning, no an error.
9783 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9785 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9786 instead of "#" in insn asm template.
9787 (*jcc_fused_2): Ditto.
9789 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/i386.h (ix86_tune_indices)
9792 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9793 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9794 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9795 (*jcc_fused_2): Ditto.
9796 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9797 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9798 (print operand): Handle 'E' and 'e' code.
9800 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9802 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9803 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9804 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9806 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9808 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9810 (cgraph_expand_function): Use local copy of decl.
9811 (cgraph_expand_all_functions): Remove redundant initialization of
9813 (cgraph_optimize): Reword internal_error message.
9815 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9817 * arm-protos.h (arm_return_in_memory): Remove public
9818 arm_return_in_memory() prototype.
9819 * arm.c (arm_return_in_memory): Add static prototype, add target
9820 hook macro, change definition and comments.
9821 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9823 2008-06-19 Ben Elliston <bje@au.ibm.com>
9825 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9826 real.c: Remove references to IEEE 754R.
9827 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9828 * doc/libgcc.texi (Decimal float library routines): Likewise.
9830 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9832 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9833 (default_unwind_word_mode): Add prototype.
9834 * targhooks.c (default_unwind_word_mode): New function.
9835 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9836 instead of word_mode.
9837 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9838 (TARGET_INITIALIZER): Use it.
9840 * c-common.c (handle_mode_attribute): Support "unwind_word"
9842 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9844 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9845 word_mode to access SjLj_Function_Context member "data".
9846 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9847 conversion from targetm.eh_return_filter_mode () to
9848 targetm.unwind_word_mode () if they differ.
9850 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9851 (BT_FN_UNWINDWORD_PTR): New function type.
9852 (BT_FN_WORD_PTR): Remove.
9853 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9854 * except.c (expand_builtin_extend_pointer): Convert pointer to
9855 targetm.unwind_word_mode () instead of word_mode.
9857 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9858 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9859 (spu_unwind_word_mode): New function.
9860 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9861 (TARGET_UNWIND_WORD_MODE): Define.
9862 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9864 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9866 * config/spu/spu.c (reg_align): Remove.
9867 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9868 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9869 (spu_split_store): Likewise.
9871 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9873 * gcc/tree-vn.c: Fix typo in comment.
9875 2008-06-18 Jan Hubicka <jh@suse.cz>
9877 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9878 toplevel reorder too.
9880 2008-06-18 Jan Hubicka <jh@suse.cz>
9882 * c-opts.c (c_common_post_options): PCH is not compatible with
9884 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9885 -fno-toplevel-reorder by default now.
9887 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9889 PR documentation/30739
9890 * doc/install.texi (Prerequisites): Document dependency on awk.
9892 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9893 Ian Lance Taylor <iant@google.com>
9895 PR rtl-optimization/35604
9896 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9897 only want to change jump destinations, not eventual label comparisons.
9899 2008-06-16 Jan Hubicka <jh@suse.cz>
9901 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9903 (cgraph_analyze_function): Likewise.
9905 2008-06-16 Jan Hubicka <jh@suse.cz>
9907 * cgraph.h (cgraph_mark_if_needed): New function.
9908 * cgraphunit.c (cgraph_mark_if_needed): New function.
9909 * c-decl.c (duplicate_decl): Use it.
9911 2008-06-16 Jan Hubicka <jh@suse.cz>
9913 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9916 2008-06-16 Jan Hubicka <jh@suse.cz>
9918 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9920 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9921 Kazu Hirata <kazu@codesourcery.com>
9922 Maxim Kuvyrkov <maxim@codesourcery.com
9924 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9925 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9926 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9927 EXTRA_SPEC_FUNCTIONS.
9928 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9929 (DRIVER_SELF_SPECS): Adjust.
9930 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9931 * config/mips/st.h, config/mips/t-st: New.
9932 * config/mips/driver-native.c, config/mips/x-native: New.
9933 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9936 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9938 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9940 (ISA_HAS_FP_CONDMOVE): New macro.
9941 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9942 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9943 (ISA_HAS_NMADD3_NMSUB3): New macro.
9944 * config/mips/mips.c (mips_rtx_costs): Update.
9945 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9946 compiling for ST Loongson 2E/2F.
9947 (madd<mode>): Rename to madd4<mode>. Update.
9948 (madd3<mode>): New pattern.
9949 (msub<mode>): Rename to msub4<mode>. Update.
9950 (msub3<mode>): New pattern.
9951 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9952 (nmadd3<mode>): New pattern.
9953 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9954 (nmadd3<mode>_fastmath): New pattern.
9955 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9956 (nmsub3<mode>): New pattern.
9957 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9958 (nmsub3<mode>_fastmath): New pattern.
9959 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9961 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9963 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9964 (DF_REF_INSN_INFO): New.
9965 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9966 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9967 with a NULL DF_REF_INSN_INFO.
9968 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9970 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9971 DF_INSN_INFO_EQ_USES): New.
9972 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9973 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9974 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9975 * df-core.c: Update comment for above changes.
9976 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9977 DF_INSN_UID_* macros.
9978 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9979 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9980 insn rtx. Update all callers.
9981 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9982 df_ref_create_structure, df_insn_refs_collect): Likewise.
9983 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9984 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9985 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9986 macros to access the insn refs.
9987 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9988 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9989 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9990 for accessing the refs.
9991 (try_fwprop_subst): Likewise.
9992 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9993 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9994 for accessing the refs.
9995 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9996 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9997 to look at the insn refs.
9998 (record_uses): Likewise.
9999 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10001 (mark_artificial_uses): Don't mark_insn for artificial refs.
10002 (mark_reg_rependencies): Likewise.
10004 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10006 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10008 * configure: Regenerate.
10010 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10012 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10013 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10014 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10016 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10018 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10019 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10020 * gcc/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 atmega32u4.
10025 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10026 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10028 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10030 * tree-ssa-sccvn.c: Fix format of comments.
10032 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10034 * cgraph.c: Remove unneeded forward declarations of eq_node()
10037 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10039 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10041 (see_update_relevancy): Likewise.
10042 * fwprop.c (try_fwprop_subst): Likewise.
10043 * rtlanal.c (noop_move_p): Likewise.
10044 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10045 notes to non-existing libcall blocks.
10046 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10048 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10049 (dead_libcall_p): Remove.
10050 (delete_trivially_dead_insns): Don't use it.
10051 * web.c (union_defs): Remove comment about keeping nops.
10052 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10053 (compute_hash_table_work): Don't track libcall notes.
10054 (do_local_cprop): Don't take libcall pointers. Don't update
10056 (adjust_libcall_notes): Deleted.
10057 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10058 ever have existed in the first place).
10059 (replace_store_insn): Don't try to remove libcall notes.
10060 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10061 (resolve_reg_notes): Don't call them.
10062 (resolve_simple_move): Likewise.
10063 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10064 Don't remove REG_RETVAL notes.
10065 * emit-rtl.c (try_split): Don't update libcall notes.
10066 (emit_copy_of_insn_after): Dito.
10067 * cselib.c (cselib_current_insn_in_libcall): Remove.
10068 (cselib_process_insn): Don't set/clear it.
10069 (new_elt_loc_list): Don't record it.
10070 (cselib_init): Don't initialize it.
10071 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10072 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10074 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10075 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10076 (init_deps): Don't initialize it.
10077 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10078 * combine.c (delete_noop_moves): Don't update libcall notes.
10079 (can_combine_p): Remove now pointless #if 0 block.
10080 (try_combine): Remove another obsolete #if 0 block.
10081 (distribute_notes): Don't distribute libcall notes.
10082 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10083 * dce.c (libcall_dead_p): Remove.
10084 (delete_unmarked_insns): Don't handle libcall blocks.
10085 (preserve_libcall_for_dce): Remove.
10086 (prescan_insns_for_dce): Don't special-case libcall block insns.
10087 * reload1 (reload): Don't handle libcall notes.
10088 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10091 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10093 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10094 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10095 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10097 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10099 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10100 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10101 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10103 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10105 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10107 2008-06-16 Ira Rosen <irar@il.ibm.com>
10109 PR tree-optimization/36493
10110 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10111 the arguments list. Use VECTYPE to create vector pointer.
10112 (vectorizable_store): Fail if accesses through a pointer to vectype
10113 do not alias the original memory reference operands.
10114 Call vect_create_data_ref_ptr without the removed argument.
10115 (vectorizable_load): Likewise.
10116 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10119 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10122 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10123 reg_equiv_constant.
10125 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10127 * config/mips/loongson2ef.md: New file.
10128 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10129 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10130 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10131 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10132 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10134 (loongson2ef.md): New include.
10135 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10136 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10137 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10138 (loongson_gt_<mode>, loongson_extract_halfword)
10139 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10140 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10141 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10142 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10143 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10144 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10145 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10146 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10147 (vec_interleave_low<mode>): Define type attribute.
10148 * config/mips/mips.c (mips_ls2): New static variable.
10149 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10150 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10151 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10152 Implement target scheduling hooks.
10153 (mips_multipass_dfa_lookahead): Update to handle tuning for
10155 (mips_sched_init): Initialize data for Loongson scheduling.
10156 (mips_ls2_variable_issue): New static function.
10157 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10159 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10160 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10161 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10162 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10163 Handle ST Loongson 2E/2F cores.
10164 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10166 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10168 * omp-low.c (extract_omp_for_data): Fix comment typo.
10171 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10173 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10174 FIXME note about gcc/config.guess.
10175 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10176 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10177 * doc/cppopts.texi: Likewise.
10178 * doc/extend.texi: Likewise.
10179 * doc/gcc.texi: Likewise.
10180 * doc/gccint.texi: Likewise.
10181 * doc/gcov.texi: Likewise.
10182 * doc/gty.texi: Likewise.
10183 * doc/hostconfig.texi: Likewise.
10184 * doc/install.texi: Likewise.
10185 * doc/invoke.texi: Likewise.
10186 * doc/loop.texi: Likewise.
10187 * doc/makefile.texi: Likewise.
10188 * doc/md.texi: Likewise.
10189 * doc/passes.texi: Likewise.
10190 * doc/tm.texi: Likewise.
10191 * doc/tree-ssa.texi: Likewise.
10192 * doc/trouble.texi: Likewise.
10194 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10195 Nathan Sidwell <nathan@codesourcery.com>
10196 Maxim Kuvyrkov <maxim@codesourcery.com>
10197 Richard Sandiford <rdsandiford@googlemail.com>
10199 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10200 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10201 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10203 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10204 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10205 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10207 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10208 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10209 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10210 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10211 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10212 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10213 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10214 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10215 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10216 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10217 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10218 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10219 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10220 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10221 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10222 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10223 (mips_builtins): Add Loongson builtins.
10224 (mips_loongson_2ef_bdesc): New.
10225 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10226 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10227 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10228 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10230 (mips_expand_vector_init): New.
10231 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10232 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10234 * config/mips/mips.md: Add unspec numbers for Loongson
10235 builtins. Include loongson.md.
10236 (MOVE64): Include Loongson vector modes.
10237 (SPLITF): Include Loongson vector modes.
10238 (HALFMODE): Handle Loongson vector modes.
10239 * config/mips/loongson.md: New.
10240 * config/mips/loongson.h: New.
10241 * config.gcc: Add loongson.h header for mips*-*-* targets.
10242 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10244 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10246 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10247 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10248 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10249 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10250 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10251 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10252 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10253 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10254 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10255 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10256 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10257 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10258 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10259 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10260 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10261 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10262 Remove use_fixproto=yes.
10263 (ia64*-*-hpux*): Remove comment about using fixproto.
10264 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10266 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10268 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10270 * configure: Regenerate.
10272 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10274 PR middle-end/36520
10275 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10276 before evaluating it.
10278 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10281 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10282 nested inline functions.
10283 (start_decl, start_function): Don't invert DECL_EXTERNAL
10284 for nested inline functions.
10286 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10288 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10289 splits that must be made for correctness.
10291 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10293 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10294 (AVAIL_NON_MIPS16): Likewise.
10295 (mips_builtin_description): Replace target_flags with a predicate.
10296 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10297 (dspr2_32): New availability predicates.
10298 (MIPS_BUILTIN): New macro.
10299 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10300 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10301 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10302 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10303 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10304 (mips_dsp_32only_bdesc): Merge into...
10305 (mips_builtins): ...this new array.
10306 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10307 (mips_init_builtins): Update after above changes.
10308 (mips_expand_builtin_1): Merge into...
10309 (mips_expand_builtin): ...here and update after above changes.
10311 2008-06-12 Paul Brook <paul@codesourcery.com>
10313 * longlong.h (__arm__): Define count_leading_zeros.
10314 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10315 (clzsi2, clzdi2): New functions.
10316 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10317 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10318 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10319 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10320 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10321 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10322 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10323 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10324 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10325 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10327 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10329 * config/m68k/m68k.c (m68k_tune_flags): New.
10330 (override_options): Compute m68k_tune_flags.
10331 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10332 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10334 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10336 PR middle-end/36506
10337 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10339 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10341 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10342 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10344 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10346 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10347 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10349 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10351 PR middle-end/36506
10352 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10355 2008-06-12 Richard Guenther <rguenther@suse.de>
10357 PR tree-optimization/36345
10358 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10359 add memory_tag_needed flag.
10360 (may_alias_p): Declare.
10361 * tree-ssa-alias.c (may_alias_p): Export.
10362 (set_initial_properties): Use memory_tag_needed flag.
10363 (update_reference_counts): Likewise.
10364 (reset_alias_info): Reset memory_tag_needed flag.
10365 (create_name_tags): Check memory_tag_needed flag.
10366 (dump_points_to_info_for): Dump it.
10367 * tree-ssa-structalias.c (struct variable_info): Remove
10368 directly_dereferenced flag.
10369 (new_var_info): Do not initialize it.
10370 (process_constraint_1): Do not set it.
10371 (update_alias_info): Set is_dereferenced flag.
10372 (set_uids_in_ptset): Use may_alias_p.
10373 (set_used_smts): Check memory_tag_needed flag.
10374 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10375 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10376 memory_tag_needed flag.
10377 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10378 from broken design.
10380 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10382 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10383 red zone for w64 abi.
10384 (ix86_expand_prologue): Likewise.
10385 (ix86_force_to_memory): Likewise.
10386 (ix86_free_from_memory): Likewise.
10388 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10391 * config/rs6000/rs6000.c (rs6000_override_options): Set
10392 rs6000_isel conditionally to the absence of comand line override.
10393 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10394 Remove duplicate rs6000_isel setting.
10395 * config/rs6000/eabispe.h: Ditto.
10397 2008-06-11 Richard Guenther <rguenther@suse.de>
10399 * alias.c (get_alias_set): Use the element alias-set for arrays.
10400 (record_component_aliases): For arrays and vectors do nothing.
10401 * c-common.c (strict_aliasing_warning): Handle the cases
10402 of alias set zero explicitly.
10403 * Makefile.in (dfp.o-warn): Add -Wno-error.
10405 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10407 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10409 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10410 tune_32 tune_64 to supported_defaults. Allow values not
10411 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10412 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10413 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10414 with_cpu_64 to generic for 64-bit-supporting configurations, not
10415 with_cpu. Remove FIXMEs.
10416 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10417 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10418 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10419 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10420 arch_32 and arch_64.
10422 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10423 Olivier Hainque <hainque@adacore.com>
10425 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10426 Use DECL_SIZE_UNIT to retrieve the size of the field.
10428 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10430 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10431 with function calls after declarations. Lay out
10432 neon_float_type_node before further use.
10434 2008-06-11 Richard Guenther <rguenther@suse.de>
10436 * tree-flow.h (may_point_to_global_var): Declare.
10437 * tree-ssa-alias.c (may_point_to_global_var): New function.
10438 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10440 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10442 * configure.ac: Teach that fido supports .debug_line.
10443 * configure: Regenerate.
10445 2008-06-10 Tom Tromey <tromey@redhat.com>
10447 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10450 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10452 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10453 (encode_decimal64, decode_decimal64, encode_decimal128,
10454 decode_decimal128): Reverse order of 32-bit parts of value if host
10455 and target endianness differ.
10457 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10459 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10460 Avoid division by 0.
10461 (tree_mod_pow2_value_transform): Likewise.
10462 (tree_ic_transform): Likewise.
10463 (tree_stringops_transform): Likewise.
10464 (tree_mod_subtract_transform): Likewise.
10465 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10466 (copy_edges_for_bb): Likewise.
10467 (initialize_cfun): Likewise.
10469 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10471 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10472 nonmemory_operand. Add "N" operand constraint.
10474 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10475 (*jcc_btsi_mask): Ditto.
10476 (*jcc_btsi_mask_1): Ditto.
10478 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10480 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10481 TYPE_CANONICAL for copied element type.
10483 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10486 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10487 Add m_CORE2 and m_GENERIC.
10488 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10489 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10491 (*jcc_btdi_rex64): New instruction and split pattern.
10492 (*jcc_btsi): Ditto.
10493 (*jcc_btsi_1): Ditto.
10494 (*btsq): Fix Intel asm dialect operand order.
10498 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10500 PR middle-end/36447
10501 * simplify-rtx.c (simplify_subreg): Add check for shift count
10504 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10506 * doc/md.texi: Synchronize with later constraints.md change.
10507 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10508 with a C implementation.
10509 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10511 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10512 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10513 when moving to and from MD_REGNUM.
10514 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10515 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10516 Handle byte and halfword moves.
10517 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10519 * config/mips/constraints.md (h): Turn into NO_REGS.
10520 (l, x): Update documentation.
10521 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10522 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10523 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10524 (HILO): New mode iterator.
10526 (any_div): New code iterator.
10527 (u): Extend code attribute to div and udiv.
10528 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10529 d_operand in the splitters. Remove redundant CONST_INT checks.
10530 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10531 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10532 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10533 accordingly, using normal moves instead of unspecs to move LO into
10534 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10535 (<u>mulsidi3): Handle expansion in C code.
10536 (<u>mulsidi3_32bit_internal): Rename to...
10537 (<u>mulsidi3_32bit): ...this.
10538 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10539 (*<u>mulsidi3_64bit): Rename to...
10540 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10541 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10542 to set LO and HI to the multiplication result. Use a normal move
10543 for MFLO and an unspec for MFHI.
10544 (*<u>mulsidi3_64bit_parts): Replace with...
10545 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10546 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10547 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10548 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10549 instead of HI. Split the instruction into a separate multiplication
10550 and MFHI if !TARGET_FIX_R4000.
10551 (<su>muldi3_highpart): Likewise.
10552 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10553 and the "=h" clobber.
10554 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10555 (<u>mulditi3): New expander.
10556 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10557 (madsi): Remove "=h" clobber.
10558 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10559 Force the modulus result to be a GPR and split the instruction into
10560 a division followed by an MFHI after reload.
10561 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10562 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10563 the MIPS16 HIGH define_split.
10564 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10565 of acc<->gpr moves to "multi".
10566 (*movdi_64bit): Replace the single "x" alternative with
10567 alternatives for moving into and out of "a".
10568 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10569 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10570 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10571 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10572 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10573 (movti): New expander.
10574 (*movti, *movti_mips16): New insns.
10575 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10576 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10577 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10578 * config/mips/predicates.md (fpr_operand): Delete.
10579 (d_operand): New predicate.
10581 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10583 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10584 failure on some Bourne shells.
10585 (x86_64-*-*): Ditto.
10587 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10589 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10591 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10593 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10594 (sparc-sun-solaris2*): Likewise.
10596 2008-06-09 Arnaud Charlet <charlet@adacore.com
10598 * doc/install.texi: Update requirements to build the Ada compiler.
10600 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10602 * df-scan.c (struct df_scan_problem_data): Remove the
10603 mw_link_pool alloc pool.
10604 (df_scan_free_internal): Don't free it.
10605 (df_scan_alloc): Don't allocate it.
10606 * df.h (struct df_link): Update comment.
10608 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10610 * except.h: Correct checks for when SJLJ exceptions must be used.
10612 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10614 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10617 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10619 PR tree-optimization/36218
10620 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10621 configure for the build system.
10622 (BUILD_LDFLAGS): Define.
10623 * configure: Regenerate.
10624 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10626 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10629 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10630 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10631 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10633 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10635 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10637 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10639 * config.gcc (Obsolete configurations): Remove list of
10641 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10642 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10643 targets matched by those patterns.
10644 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10645 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10646 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10647 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10648 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10649 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10650 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10651 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10652 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10653 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10654 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10655 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10656 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10657 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10658 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10659 Make code for Solaris 7 and greater unconditional for Solaris.
10660 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10661 Remove --with-* handling.
10662 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10663 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10664 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10665 LINK_OS_WINDISS_SPEC): Remove.
10666 * config/rs6000/sysv4.opt (mwindiss): Remove.
10667 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10668 * configure: Regenerate.
10669 * doc/cpp.texi: Don't mention BeOS.
10670 * doc/extend.texi (interrupt): Don't mention MS1.
10671 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10672 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10673 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10674 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10675 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10677 * doc/invoke.texi (MT Options): Remove.
10678 (-mwindiss): Remove.
10679 (CRIS Options): Remove cris-axis-aout references.
10680 (HPPA Options): Don't mention hppa1.1-*-pro.
10681 * doc/md.texi: (MorphoTech family): Remove.
10682 * libgcc2.c: Don't handle UWIN.
10683 * config/alpha/t-unicosmk: Remove.
10684 * config/alpha/unicosmk.h: Remove.
10685 * config/arm/kaos-arm.h: Remove.
10686 * config/arm/kaos-strongarm.h: Remove.
10687 * config/arm/strongarm-coff.h: Remove.
10688 * config/arm/strongarm-elf.h: Remove.
10689 * config/arm/strongarm-pe.h: Remove.
10690 * config/arm/t-strongarm-pe: Remove.
10691 * config/arm/t-xscale-coff: Remove.
10692 * config/arm/t-xscale-elf: Remove.
10693 * config/arm/xscale-coff.h: Remove.
10694 * config/arm/xscale-elf.h: Remove.
10695 * config/chorus.h: Remove.
10696 * config/cris/aout.h: Remove.
10697 * config/cris/aout.opt: Remove.
10698 * config/cris/t-aout: Remove.
10699 * config/i386/beos-elf.h: Remove.
10700 * config/i386/kaos-i386.h: Remove.
10701 * config/i386/ptx4-i.h: Remove.
10702 * config/i386/sco5.h: Remove.
10703 * config/i386/sco5.opt: Remove.
10704 * config/i386/sysv4-cpp.h: Remove.
10705 * config/i386/sysv5.h: Remove.
10706 * config/i386/t-beos: Remove.
10707 * config/i386/t-sco5: Remove.
10708 * config/i386/t-uwin: Remove.
10709 * config/i386/uwin.asm: Remove.
10710 * config/i386/uwin.h: Remove.
10711 * config/kaos.h: Remove.
10712 * config/mips/windiss.h: Remove.
10713 * config/mt: Remove directory.
10714 * config/pa/pa-osf.h: Remove.
10715 * config/pa/pa-pro-end.h: Remove.
10716 * config/pa/t-pro: Remove.
10717 * config/ptx4.h: Remove.
10718 * config/rs6000/beos.h: Remove.
10719 * config/rs6000/kaos-ppc.h: Remove.
10720 * config/rs6000/t-beos: Remove.
10721 * config/rs6000/windiss.h: Remove.
10722 * config/sh/kaos-sh.h: Remove.
10723 * config/sol2-6.h: Remove.
10724 * config/sparc/sol26-sld.h: Remove.
10725 * config/sparc/sysv4-only.h: Remove.
10726 * config/vax/bsd.h: Remove.
10727 * config/vax/t-memfuncs: Remove.
10728 * config/vax/ultrix.h: Remove.
10729 * config/vax/vaxv.h: Remove.
10730 * config/windiss.h: Remove.
10732 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10734 PR rtl-optimization/36438
10735 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10736 for vector shifts with constant scalar shift operands.
10738 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10740 * doc/invoke.texi: Document -march=xlr.
10741 * config/mips/xlr.md: New file.
10742 * config/mips/mips.md: Include it.
10744 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10745 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10746 (mips_rtx_cost_data): Likewise.
10748 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10750 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10751 PRE_INC and PRE_DEC cases.
10753 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10755 PR rtl-optimization/36419
10756 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10757 the emitting jump insn.
10760 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10761 is not bool, boolify the whole *expr_p and convert to the desired type.
10763 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10765 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10766 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10767 Add omp_private_outer_ref hook, add another argument to
10768 omp_clause_default_ctor hook.
10769 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10770 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10771 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10772 hook_tree_tree_tree_tree_null.
10773 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10774 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10775 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10776 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10777 * tree.def (OMP_TASK): New tree code.
10778 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10779 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10780 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10781 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10782 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10783 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10784 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10785 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10786 (OMP_DIRECTIVE_P): Add OMP_TASK.
10787 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10788 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10789 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10790 and OMP_CLAUSE_UNTIED entries.
10791 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10793 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10794 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10795 * tree-pretty-print.c (dump_omp_clause): Handle
10796 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10797 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10798 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10799 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10800 warning about unsigned iterators. Change decl/init/cond/incr
10801 arguments to TREE_VECs, check arguments for all collapsed loops.
10802 (c_finish_omp_taskwait): New function.
10803 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10805 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10806 default_function_array_conversion on init. Add par_clauses argument.
10807 If decl is present in parallel's lastprivate clause, change it to
10808 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10809 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10810 collapse count in clauses.
10811 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10812 c_parser_omp_for_loop callers.
10813 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10814 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10815 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10816 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10818 (c_parser_omp_clause_schedule): Handle schedule(auto).
10819 Include correct location in the error message.
10820 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10821 and PRAGMA_OMP_CLAUSE_UNTIED.
10822 (OMP_TASK_CLAUSE_MASK): Define.
10823 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10824 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10825 * tree-nested.c (convert_nonlocal_omp_clauses,
10826 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10827 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10828 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10829 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10831 (conver_nonlocal_reference, convert_local_reference,
10832 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10833 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10834 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10835 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10836 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10837 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10838 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10839 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10840 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10842 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10843 * c-common.h (c_finish_omp_taskwait): New prototype.
10844 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10845 * tree-parloops.c (create_parallel_loop): Create 1 entry
10846 vectors for OMP_FOR_{INIT,COND,INCR}.
10847 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10848 (make_edges): Handle OMP_TASK.
10849 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10850 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10851 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10852 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10853 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10854 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10855 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10856 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10857 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10858 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10859 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10860 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10861 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10862 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10863 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10864 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10865 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10866 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10867 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10868 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10869 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10870 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10871 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10872 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10873 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10874 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10875 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10876 original iterator is present in lastprivate clause or if
10877 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10878 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10879 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10880 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10881 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10882 if it is set, lookup var in outer contexts too. Handle
10883 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10884 to be implicitly determined firstprivate for task regions.
10885 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10886 if it is set, lookup var in outer contexts too. Set
10887 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10888 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10889 OMP_CLAUSE_UNTIED. Take region_type as last argument
10890 instead of in_parallel and in_combined_parallel.
10891 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10893 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10894 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10895 (new_omp_context): Set default_kind to
10896 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10897 (omp_region_type): New enum.
10898 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10899 fields, add region_type.
10900 (new_omp_context): Take region_type as argument instead of is_parallel
10901 and is_combined_parallel.
10902 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10903 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10904 ctx->is_combined_parallel checks.
10905 (gimplify_omp_task): New function.
10906 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10908 * omp-low.c (extract_omp_for_data): Use schedule(static)
10909 for schedule(auto). Handle pointer and unsigned iterators.
10910 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10911 Add loops argument. Extract data for collapsed OMP_FOR loops.
10912 (expand_parallel_call): Assert sched_kind isn't auto,
10913 map runtime schedule to index 3.
10914 (struct omp_for_data_loop): New type.
10915 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10916 Add loop, loops, collapse and iter_type fields.
10917 (workshare_safe_to_combine_p): Disallow combined for if
10918 iter_type is unsigned long long. Don't combine collapse > 1 loops
10919 unless all bounds and steps are constant. Adjust extract_omp_for_data
10921 (expand_omp_for_generic): Handle pointer, unsigned and long long
10922 iterators. Handle collapsed OMP_FOR loops. Adjust
10923 for struct omp_for_data changes. If libgomp function doesn't return
10924 boolean_type_node, add comparison of the return value with 0.
10925 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10926 pointer, unsigned and long long iterators. Adjust for struct
10927 omp_for_data changes.
10928 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10929 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10930 unsigned long long. Allocate loops array, pass it to
10931 extract_omp_for_data. For collapse > 1 loops use always
10932 expand_omp_for_generic.
10933 (omp_context): Add sfield_map and srecord_type fields.
10934 (is_task_ctx, lookup_sfield): New functions.
10935 (use_pointer_for_field): Use is_task_ctx helper. Change first
10936 argument's type from const_tree to tree. Clarify comment.
10937 In OMP_TASK disallow copy-in/out sharing.
10938 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10939 (install_var_field): Add mask argument. Populate both record_type
10940 and srecord_type if needed.
10941 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10943 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10944 and DECL_FIELD_OFFSET.
10945 (scan_sharing_clauses): Adjust install_var_field callers. For
10946 firstprivate clauses on explicit tasks allocate the var by value in
10947 record_type unconditionally, rather than by reference.
10948 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10949 Use is_taskreg_ctx instead of is_parallel_ctx.
10950 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10951 (create_omp_child_function_name): Add task_copy argument, use
10952 *_omp_cpyfn* names if it is true.
10953 (create_omp_child_function): Add task_copy argument, if true create
10954 *_omp_cpyfn* helper function.
10955 (scan_omp_parallel): Adjust create_omp_child_function callers.
10956 Rename parallel_nesting_level to taskreg_nesting_level.
10957 (scan_omp_task): New function.
10958 (lower_rec_input_clauses): Don't run constructors for firstprivate
10959 explicit task vars which are initialized by *_omp_cpyfn*.
10960 Pass outer var ref to omp_clause_default_ctor hook if
10961 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10962 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10963 OMP_CLAUSE_REDUCTION_INIT.
10964 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10965 avoid duplicate setting of fields. Handle
10966 OMP_CLAUSE_PRIVATE_OUTER_REF.
10967 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10968 copy-out if TREE_READONLY, only copy-in.
10969 (expand_task_copyfn): New function.
10970 (expand_task_call): New function.
10971 (struct omp_taskcopy_context): New type.
10972 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10974 (lower_omp_parallel): Rename to...
10975 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10976 Call create_task_copyfn if srecord_type is needed. Adjust
10978 (task_shared_vars): New variable.
10979 (check_omp_nesting_restrictions): Warn if work-sharing,
10980 barrier, master or ordered region is closely nested inside OMP_TASK.
10981 Add warnings for barrier if closely nested inside of work-sharing,
10982 ordered, or master region.
10983 (scan_omp_1): Call check_omp_nesting_restrictions even for
10984 GOMP_barrier calls. Rename parallel_nesting_level to
10985 taskreg_nesting_level. Handle OMP_TASK.
10986 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10987 work-sharing construct, continue looking for them on parent parallel
10989 (lower_omp_for_lastprivate): Add lastprivate clauses
10990 to the beginning of dlist rather than end. Adjust for struct
10991 omp_for_data changes.
10992 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10993 not after it. Handle collapsed OMP_FOR loops, adjust for
10994 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10995 (get_ws_args_for): Adjust extract_omp_for_data caller.
10996 (scan_omp_for): Handle collapsed OMP_FOR
10997 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10998 (lower_omp_single_simple): If libgomp function doesn't return
10999 boolean_type_node, add comparison of the return value with 0.
11000 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11001 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11002 (parallel_nesting_level): Rename to...
11003 (taskreg_nesting_level): ... this.
11004 (is_taskreg_ctx): New function.
11005 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11006 of is_parallel_ctx.
11007 (execute_lower_omp): Rename parallel_nesting_level to
11008 taskreg_nesting_level.
11009 (expand_omp_parallel): Rename to...
11010 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11011 Call omp_task_call for OMP_TASK regions.
11012 (expand_omp): Adjust caller, handle OMP_TASK.
11013 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11015 * bitmap.c (bitmap_default_obstack_depth): New variable.
11016 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11017 if argument is NULL and bitmap_default_obstack is already initialized.
11018 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11020 * matrix-reorg.c (matrix_reorg): Likewise.
11022 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11024 * config/i386/i386.md (*indirect_jump): Macroize using P
11025 mode iterator. Remove !TARGET_64BIT from insn constraints.
11026 (*tablejump_1): Ditto.
11027 (*indirect_jump_rex64): Remove insn pattern.
11028 (*tablejump_1_rex64): Ditto.
11029 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11030 and eh_return_si insn patterns.
11032 2008-06-06 Richard Guenther <rguenther@suse.de>
11034 * tree-ssa-structalias.c (merge_smts_into): Remove.
11035 (find_what_p_points_to): Do not bother to compute the
11036 points-to set for pt_anything pointers.
11037 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11038 for pt_anything pointers is ok.
11040 2008-06-06 Jan Hubicka <jh@suse.cz>
11042 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11044 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11046 * cgraph.c: Fix typos in comments.
11047 (cgraph_availability_names): Fix string typo.
11048 * fold-const.c: Fix typos in comments.
11049 (fold_binary): Fix typo in warning.
11050 * genautomata.c: Fix typos in comments.
11051 (check_presence_pattern_sets): Fix typo in local variable.
11052 (output_description): Fix typo in output.
11053 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11054 * hwint.h: Likewise.
11055 * matrix-reorg.c (check_allocation_function): Likewise.
11056 * omega.c (smooth_weird_equations): Likewise.
11057 * auto-inc-dec.c: Fix typos in comments.
11058 * bb-reorder.c: Likewise.
11059 * builtins.c: Likewise.
11060 * c-common.c: Likewise.
11061 * c-cppbuiltin.c: Likewise.
11062 * c-parser.c: Likewise.
11063 * c-pretty-print.c: Likewise.
11064 * cfgcleanup.c: Likewise.
11065 * cfgexpand.c: Likewise.
11066 * cfghooks.c: Likewise.
11067 * cfglayout.c: Likewise.
11068 * cfgloopmanip.c: Likewise.
11069 * cgraphunit.c: Likewise.
11070 * coverage.c: Likewise.
11071 * dbxout.c: Likewise.
11072 * df-byte-scan.c: Likewise.
11073 * df-core.c: Likewise.
11074 * df-problems.c: Likewise.
11075 * df-scan.c: Likewise.
11077 * dominance.c: Likewise.
11078 * domwalk.c: Likewise.
11080 * dwarf2out.c: Likewise.
11081 * emit-rtl.c: Likewise.
11082 * et-forest.c: Likewise.
11083 * function.c: Likewise.
11084 * function.h: Likewise.
11086 * gcov-io.c: Likewise.
11087 * gcov.c: Likewise.
11088 * gcse.c: Likewise.
11089 * genattrtab.c: Likewise.
11090 * ggc-page.c: Likewise.
11091 * gimplify.c: Likewise.
11092 * gthr-lynx.h: Likewise.
11093 * haifa-sched.c: Likewise.
11094 * ipa-cp.c: Likewise.
11095 * ipa-inline.c: Likewise.
11096 * ipa-prop.h: Likewise.
11097 * ipa-pure-const.c: Likewise.
11098 * ipa-struct-reorg.c: Likewise.
11099 * ipa-struct-reorg.h: Likewise.
11100 * ipa-type-escape.c: Likewise.
11102 * loop-doloop.c: Likewise.
11103 * mips-tfile.c: Likewise.
11104 * mkmap-flat.awk: Likewise.
11105 * mkmap-symver.awk: Likewise.
11106 * modulo-sched.c: Likewise.
11107 * omp-low.c: Likewise.
11108 * optabs.c: Likewise.
11109 * optabs.h: Likewise.
11110 * opts.c: Likewise.
11111 * passes.c: Likewise.
11112 * postreload-gcse.c: Likewise.
11113 * postreload.c: Likewise.
11114 * predict.c: Likewise.
11115 * pretty-print.h: Likewise.
11116 * profile.c: Likewise.
11117 * protoize.c: Likewise.
11118 * ra-conflict.c: Likewise.
11119 * real.c: Likewise.
11120 * recog.c: Likewise.
11121 * regclass.c: Likewise.
11122 * regs.h: Likewise.
11123 * reload.c: Likewise.
11124 * rtl-error.c: Likewise.
11125 * rtlanal.c: Likewise.
11126 * scan.h: Likewise.
11127 * sched-rgn.c: Likewise.
11129 * stmt.c: Likewise.
11130 * target.h: Likewise.
11131 * tree-dfa.c: Likewise.
11132 * tree-eh.c: Likewise.
11133 * tree-flow-inline.h: Likewise.
11134 * tree-inline.c: Likewise.
11135 * tree-into-ssa.c: Likewise.
11136 * tree-loop-distribution.c: Likewise.
11137 * tree-nested.c: Likewise.
11138 * tree-parloops.c: Likewise.
11139 * tree-pass.h: Likewise.
11140 * tree-pretty-print.c: Likewise.
11141 * tree-profile.c: Likewise.
11142 * tree-scalar-evolution.c: Likewise.
11143 * tree-sra.c: Likewise.
11144 * tree-ssa-alias-warnings.c: Likewise.
11145 * tree-ssa-ccp.c: Likewise.
11146 * tree-ssa-coalesce.c: Likewise.
11147 * tree-ssa-dom.c: Likewise.
11148 * tree-ssa-dse.c: Likewise.
11149 * tree-ssa-forwprop.c: Likewise.
11150 * tree-ssa-live.c: Likewise.
11151 * tree-ssa-live.h: Likewise.
11152 * tree-ssa-loop-im.c: Likewise.
11153 * tree-ssa-loop-ivopts.c: Likewise.
11154 * tree-ssa-loop-niter.c: Likewise.
11155 * tree-ssa-loop-prefetch.c: Likewise.
11156 * tree-ssa-phiopt.c: Likewise.
11157 * tree-ssa-phiprop.c: Likewise.
11158 * tree-ssa-sccvn.c: Likewise.
11159 * tree-ssa-ter.c: Likewise.
11160 * tree-ssa-threadupdate.c: Likewise.
11161 * tree-ssa.c: Likewise.
11162 * tree-vect-analyze.c: Likewise.
11163 * tree-vect-transform.c: Likewise.
11164 * tree-vectorizer.c: Likewise.
11165 * tree-vn.c: Likewise.
11166 * tree-vrp.c: Likewise.
11167 * tree.c: Likewise.
11168 * tree.def: Likewise.
11169 * tree.h: Likewise.
11170 * unwind-dw2-fde.c: Likewise.
11171 * unwind.inc: Likewise.
11172 * value-prof.c: Likewise.
11173 * vmsdbgout.c: Likewise.
11175 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11177 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11178 always place FP constants in the TOC for TARGET_POWERPC64.
11179 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11181 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11183 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11184 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11185 enable for TARGET_E500_DOUBLE.
11186 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11187 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11188 floating-point modes like integer modes for E500 double.
11189 (rs6000_legitimate_offset_address_p): Likewise.
11190 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11191 addressing for DDmode for E500 double.
11192 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11193 modes as using 64-bits of registers for E500 double.
11194 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11195 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11196 specially for E500 double.
11197 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11198 TDmode for E500 double.
11199 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11200 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11201 (rs6000_split_multireg_move): Do not handle TDmode specially for
11203 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11204 using 64-bit registers for E500 double.
11205 (emit_frame_save): Do not handle DDmode specially for E500 double.
11206 (gen_frame_mem_offset): Likewise.
11207 (rs6000_function_value): Do not call spe_build_register_parallel
11208 for DDmode or TDmode.
11209 (rs6000_libcall_value): Likewise.
11210 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11211 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11214 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11216 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11219 2008-06-04 Junjie Gu <jgu@tensilica.com>
11221 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11222 comparison for frame pointers.
11224 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11227 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11229 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11232 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11233 register is already smaller or equal to required mode.
11235 2008-06-04 Xinliang David Li <davidxl@google.com>
11237 * tree-call-cdce.c: New file.
11238 (cond_dead_built_in_calls): New static variable.
11239 (input_domain): New struct.
11240 (check_pow): New function.
11241 (check_builtin_call): Ditto.
11242 (check_target_format): Ditto.
11243 (is_call_dce_candidate): Ditto.
11244 (gen_one_condition): Ditto.
11245 (gen_conditions_for_domain): Ditto.
11246 (get_domain): Ditto.
11247 (gen_conditions_for_pow_cst_base): Ditto.
11248 (gen_conditions_for_pow_int_base): Ditto.
11249 (gen_conditions_for_pow): Ditto.
11250 (get_no_error_domain): Ditto.
11251 (gen_shrink_wrap_conditions): Ditto.
11252 (shrink_wrap_one_built_in_call): Ditto.
11253 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11254 (tree_call_cdce): Ditto.
11255 (gate_call_cdce): Ditto.
11256 (pass_call_cdce): New gimple pass.
11257 * passes.c: (init_optimization_passes): New pass.
11258 * tree-pass.h: New pass declaration.
11259 * opts.c (decode_options): New flag setting.
11260 * common.opt: Add -ftree-builtin-call-dce flag.
11261 * Makefile.in: Add new source file.
11262 * tempvar.def: New tv_id.
11263 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11265 2008-06-04 Richard Guenther <rguenther@suse.de>
11267 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11268 (is_call_clobbered): Always check var_ann->call_clobbered.
11269 (mark_call_clobbered): Always set var_ann->call_clobbered.
11270 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11271 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11272 (reset_alias_info): Clear call clobbering info on MTAGs and
11274 (set_pt_anything): Set pt_global_mem.
11275 (create_tag_raw): Adjust comment.
11276 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11278 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11279 Maxim Kuvyrkov <maxim@codesourcery.com>
11281 * config/m68k/m68k.opt (mxgot): New option.
11282 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11283 (m68k_output_addr_const_extra): New.
11284 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11285 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11286 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11287 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11289 2008-06-04 Richard Guenther <rguenther@suse.de>
11291 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11292 negative or non-representable offsets.
11294 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11296 * config/i386/i386.c (ix86_gen_leave): New.
11297 (ix86_gen_pop1): Likewise.
11298 (ix86_gen_add3): Likewise.
11299 (ix86_gen_sub3): Likewise.
11300 (ix86_gen_sub3_carry): Likewise.
11301 (ix86_gen_one_cmpl2): Likewise.
11302 (ix86_gen_monitor): Likewise.
11303 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11304 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11305 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11306 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11307 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11308 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11309 (ix86_expand_epilogue): Updated.
11310 (print_operand): Handle integer register operand for 'z'.
11311 (ix86_expand_strlensi_unroll_1): Likewise.
11312 (ix86_expand_strlen): Likewise.
11313 (ix86_expand_builtin): Likewise.
11314 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11315 mov{q}/mov{l} and add{q}/add{l}.
11317 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11319 * config/i386/i386.md (P): New mode iterator.
11320 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11321 using P mode iterator.
11322 (DFmode push_operand splitter): Ditto.
11323 (XFmode push_operand splitter): Ditto.
11324 (DFmode float_extend SFmode push_operand splitter): Ditto.
11325 (XFmode float_extend SFmode push_operand splitter): Do not generate
11326 SImode pushes for 64bit target. Macroize Dimode and SImode
11327 pushes using P mode iterator.
11328 (XFmode float_extend DFmode push_operand splitter): Ditto.
11330 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11332 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11333 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11334 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11335 return type to int.
11336 (ix86_call_abi_override): Remove check for call_used_regs.
11338 2008-06-03 Richard Guenther <rguenther@suse.de>
11340 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11341 for the lhs of calls if the return type contains pointers.
11343 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11345 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11346 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11347 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11348 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11349 of cfun and DEFAULT_ABI to deceide abi mode.
11350 (DEFAULT_ABI): New.
11351 (REG_PARM_STACK_SPACE): Removed.
11352 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11353 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11354 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11355 (ix86_function_abi): Likewise.
11356 (ix86_function_type_abi): Likewise.
11357 (ix86_call_abi_override): Likewise.
11358 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11359 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11360 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11361 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11363 (X86_64_REGPARM_MAX): New.
11364 (X86_64_SSE_REGPARM_MAX): New.
11365 (X64_REGPARM_MAX): New.
11366 (X64_SSE_REGPARM_MAX): New.
11367 (X86_32_REGPARM_MAX): New.
11368 (X86_32_SSE_REGPARM_MAX): New.
11369 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11370 (ix86_function_regparm): Handle user calling abi.
11371 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11372 by DEFAULT_ABI versus SYSV_ABI check.
11373 (ix86_reg_parm_stack_space): New.
11374 (ix86_function_type_abi): New.
11375 (ix86_call_abi_override): New.
11376 (ix86_function_abi): New.
11377 (ix86_cfun_abi): New.
11378 (init_cumulative_args): Call abi specific initialization.
11379 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11380 (function_arg_64): Extend SSE_REGPARM_MAX check.
11381 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11382 (ix86_pass_by_reference): Likewise.
11383 (ix86_function_value_regno_p): Likewise.
11384 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11385 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11386 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11387 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11388 (setup_incoming_varargs_64): Adjust regparm for call abi.
11389 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11390 (ix86_va_start): Likewise.
11391 (ix86_gimplify_va_arg): Likewise.
11392 (ix86_expand_prologue): Likewise.
11393 (output_pic_addr_const): Likewise.
11394 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11395 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11396 (x86_output_mi_thunk): Likewise.
11397 (x86_function_profiler): Likewise.
11398 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11399 (SYSV_ABI, MS_ABI): New constants.
11400 (DEFAULT_ABI): New.
11401 (init_regs): Add prototype of function in regclass.c file.
11402 (OVERRIDE_ABI_FORMAT): New.
11403 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11404 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11405 (OUTGOING_REG_PARM_STACK_SPACE): New.
11406 (ix86_reg_parm_stack_space): New prototype.
11407 (CUMULATIVE_ARGS): Add call_abi member.
11408 (machine_function): Add call_abi member.
11409 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11410 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11412 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11415 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11416 (avr_builtin_setjmp_frame_value): New function.
11417 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11418 (nonlocal_goto): Define.
11420 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11422 * config/mips/mips.c (mips_emit_loadgp): Return early if
11423 there is nothing do to, otherwise emit a blockage if
11424 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11425 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11427 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11429 * configure.ac: Drop unneeded backslash ending up in config.in.
11430 * acinclude.m4: Likewise.
11431 * config.in: Regenerate.
11433 2008-05-26 Jan Hubicka <jh@suse.cz>
11435 * predict.c (maybe_hot_frequency_p): Break out of...
11436 (maybe_hot_bb_p): ... here.
11437 (maybe_hot_edge_p): New.
11438 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11439 * basic-block.h (maybe_hot_edge_p): Declare.
11441 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11443 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11444 (*cmpfp_<mode>_cc): Ditto.
11445 (*fp_jcc_8<mode>_387): Ditto.
11446 (*fop_<MODEF:mode>_2_i387): Ditto.
11447 (*fop_<MODEF:mode>_3_i387): Ditto.
11448 (*fop_xf_2_i387): Ditto.
11449 (*fop_xf_3_i387): Ditto.
11451 2008-06-02 Tomas Bily <tbily@suse.cz>
11453 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11455 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11457 * config/mips/mips.c (mips_valid_offset_p): New function.
11458 (mips_valid_lo_sum_p): Likewise.
11459 (mips_classify_address): Use them.
11460 (mips_force_address): New function.
11461 (mips_legitimize_address): Use it.
11462 * config/mips/mips.md (MOVE128): New mode iterator.
11463 (movtf): Require TARGET_64BIT. Remove empty strings.
11464 (*movtf_internal): Rename to...
11465 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11466 of "R" and use {,fp}{load,store} attributes instead of "multi".
11467 Use a separate define_split.
11468 (*movtf_mips16): New pattern.
11470 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11472 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11473 * config/mips/mips.c (mips_expand_before_return): New function.
11474 (mips_expand_epilogue): Call it.
11475 * config/mips/mips.md (return): Turn into a define_expand.
11476 (*return): New insn.
11478 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11480 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11481 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11482 functions. Do not emit uses and clobbers of CONCATs; individually
11483 use and clobber their operands.
11484 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11485 gen_clobber, emit_use and gen_use.
11486 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11487 (expand_builtin_return): Likewise.
11488 * cfgbuild.c (count_basic_blocks): Likewise.
11489 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11490 * explow.c (emit_stack_restore): Likewise.
11491 * expmed.c (extract_bit_field_1): Likewise.
11492 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11493 (emit_move_multi_word, store_constructor): Likewise.
11494 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11495 (thread_prologue_and_epilogue_insns): Likewise.
11496 * lower-subreg.c (resolve_simple_move): Likewise.
11497 * optabs.c (widen_operand, expand_binop): Likewise.
11498 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11499 * reload.c (find_reloads): Likewise.
11500 * reload1.c (eliminate_regs_in_insn): Likewise.
11501 * stmt.c (expand_nl_goto_receiver): Likewise.
11502 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11503 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11504 * config/arm/arm.c (arm_load_pic_register): Likewise.
11505 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11506 * config/arm/arm.md (untyped_return): Likewise.
11507 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11508 * config/avr/avr.c (expand_prologue): Likewise.
11509 * config/bfin/bfin.c (do_unlink): Likewise.
11510 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11511 * config/cris/cris.c (cris_expand_prologue): Likewise.
11512 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11513 (machopic_legitimize_pic_address): Likewise.
11514 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11515 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11516 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11517 (ix86_expand_convert_uns_didf_sse): Likewise.
11518 (ix86_expand_vector_init_general): Likewise.
11519 * config/ia64/ia64.md (eh_epilogue): Likewise.
11520 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11521 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11522 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11523 (config/iq2000/iq2000.c): Likewise.
11524 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11525 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11526 (builtin_longjmp): Likewise.
11527 * config/mn10300/mn10300.md (call, call_value): Likewise.
11528 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11529 * config/pdp11/pdp11.md (abshi2): Likewise.
11530 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11531 * config/s390/s390.c (s390_emit_prologue): Likewise.
11532 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11533 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11534 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11535 * config/sh/sh.c (prepare_move_operands): Likewise.
11536 (output_stack_adjust, sh_expand_epilogue): Likewise.
11537 (sh_set_return_address, sh_expand_t_scc): Likewise.
11538 * config/sparc/sparc.c (load_pic_register): Likewise.
11539 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11540 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11541 * config/v850/v850.c (expand_epilogue): Likewise.
11543 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11545 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11546 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11547 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11548 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11549 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11550 stack pointer register.
11551 (output_movhi): Remove code for interrupt specific writing to the
11552 stack pointer register.
11554 2008-05-31 Richard Guenther <rguenther@suse.de>
11556 PR tree-optimization/34244
11557 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11558 (tree_expr_nonzero_warnv_p): Likewise.
11559 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11560 ssa_name_nonnegative_p.
11561 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11562 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11563 not tree_expr_nonzero_warnv_p.
11565 PR tree-optimization/36262
11567 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11569 PR tree-optimization/34244
11570 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11571 (record_numbers_of_iterations): New function.
11572 (execute_vrp): Cache the numbers of iterations of loops.
11573 * tree-scalar-evolution.c (scev_reset_except_niters):
11575 (scev_reset): Use scev_reset_except_niters.
11576 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11578 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11580 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11581 __WORKAROUND_RETS when appropriate.
11583 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11585 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11586 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11588 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11589 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11590 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11591 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11592 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11593 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11594 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11595 *fop_df_1_sse insn patterns using MODEF mode iterator.
11596 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11597 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11598 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11599 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11600 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11601 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11602 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11603 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11604 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11605 (*fop_xf_5_i387): Ditto.
11606 (*fop_xf_6_i387): Ditto.
11608 2008-05-30 Richard Guenther <rguenther@suse.de>
11610 * builtins.c (build_string_literal): Avoid generating
11611 a non-gimple_val result.
11613 2008-05-30 DJ Delorie <dj@redhat.com>
11615 * exec-tool.in: Use an environment variable (private) instead of a
11616 file (shared) as a semaphore, so as to not break parallel builds.
11618 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11620 * optabs.c (maybe_encapsulate_block): Remove.
11621 (emit_libcall_block): Adjust accordingly.
11622 * optabs.h (maybe_encapsulate_block): Remove prototype.
11624 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11625 Don't use maybe_encapsulate_block.
11627 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11629 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11630 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11631 rtx is a SYMBOL_REF before calling get_pool_constant.
11633 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11635 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11637 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11639 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11640 rather than OS names to choose INO_T_EQ definition.
11641 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11642 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11644 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11647 * config/darwin-f.c: New.
11648 * config/t-darwin: Added rule to build darwin-f.o.
11649 * config.gcc: Defined new variable, fortran_target_objs.
11650 (*-*-darwin*): Set fortran_target_objs.
11651 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11652 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11653 * configure: Regenerated.
11655 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11658 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11659 canonical type if needed.
11661 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11663 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11665 2008-05-29 Richard Guenther <rguenther@suse.de>
11667 PR tree-optimization/36343
11668 PR tree-optimization/36346
11669 PR tree-optimization/36347
11670 * tree-flow.h (clobber_what_p_points_to): Declare.
11671 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11672 pointed-to variable is dereferenced is irrelevant to whether
11673 the pointer can access the pointed-to variable.
11674 (clobber_what_p_points_to): New function.
11675 * tree-ssa-alias.c (set_initial_properties): Use it.
11676 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11677 call clobber check for NMTs.
11679 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11681 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11682 for printing gcov_type.
11684 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11686 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11687 and the eh region information.
11688 * value-prof.c (gimple_move_stmt_histograms): New function.
11689 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11691 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11693 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11695 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11697 * value-prof.c (tree_ic_transform): Print counts.
11698 * tree-profile.c (tree_gen_ic_func_profiler):
11699 Clear __gcov_indreict_call_callee variable to avoid misattribution
11702 2008-05-28 Rafael Espíndola <espindola@google.com>
11704 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11707 2008-05-28 Richard Guenther <rguenther@suse.de>
11709 PR tree-optimization/36339
11710 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11711 and clobbering code out of the loop.
11713 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11715 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11718 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11719 s390_contiguous_bitmask_p, s390_symref_operand_p,
11720 s390_check_symref_alignment, s390_reload_larl_operand,
11721 s390_reload_symref_address): New functions.
11722 (s390_branch_condition_mnemonic): Support compare and branch
11724 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11725 and 'W' constraints.
11726 (s390_secondary_reload): Add secondary reloads for unaligned
11727 symbol refs or symbol refs to floating point or QI/TI mode
11729 (legitimate_address_p): Accept symbol references as addresses.
11730 (s390_expand_insv): Use rotate and insert selected bits
11731 instruction for insv when building for z10.
11732 (print_operand_address): Handle symbol ref addresses.
11733 (print_operand): Output modifier 'c' added for signed byte values.
11734 (s390_encode_section_info): Mark symbol refs with
11735 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11737 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11738 (length attribute): RRF, RRR have 4 byte length.
11739 (FPALL, INTALL): New mode iterators added.
11740 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11741 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11742 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11743 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11744 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11745 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11746 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11747 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11749 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11750 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11751 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11752 reload<INTALL:mode><P:mode>_toreg_z10,
11753 reload<FPALL:mode><P:mode>_tomem_z10,
11754 reload<FPALL:mode><P:mode>_toreg_z10,
11755 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11756 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11757 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11758 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11760 (movmem, clrmem, cmpmem): New splitters added.
11762 * config/s390/predicates.md (larl_operand): Use
11763 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11764 SYMBOL_REF_ALIGN1_P.
11765 (s390_signed_integer_comparison,
11766 s390_unsigned_integer_comparison): New predicates.
11768 * config/s390/s390-protos.h (s390_check_symref_alignment,
11769 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11770 s390_reload_symref_address,
11771 s390_compare_and_branch_condition_mask): Prototypes added.
11773 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11774 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11775 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11777 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11779 * config/s390/s390.c (z10_cost): New cost function for z10.
11780 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11781 (s390_issue_rate): Adjust issue rate for z10.
11782 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11783 (processor_flags): Add PF_Z10.
11784 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11785 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11786 * gcc/config.gcc: Add z10.
11788 2008-05-28 Richard Guenther <rguenther@suse.de>
11790 PR tree-optimization/36291
11791 * tree-flow. h (struct gimple_df): Remove var_anns member.
11792 * tree-flow-inline.h (gimple_var_anns): Remove.
11793 (var_ann): Simplify.
11794 * tree-dfa.c (create_var_ann): Simplify.
11795 (remove_referenced_var): Clear alias info from var_anns of globals.
11796 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11797 (delete_tree_ssa): Clear alias info from var_anns of globals.
11798 Do not free var_anns.
11799 (var_ann_eq): Remove.
11800 (var_ann_hash): Likewise.
11802 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11804 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11805 and loongson2f entries.
11806 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11807 * config/mips/mips.h (processor_type): Add Loongson-2E
11808 and Loongson-2F entries.
11809 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11810 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11811 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11812 * doc/invoke.texi (MIPS Options): Document loongson2e
11813 and loongson2f processor names.
11815 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11819 * config/i386/i386.c (ix86_function_arg_boundary): Use
11820 alignment of canonical type.
11821 (ix86_expand_vector_move): Check unaligned memory access for
11824 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11826 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11827 Moved to the front of file.
11829 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11830 H.J. Lu <hongjiu.lu@intel.com>
11832 * dwarf2out.c (current_fde): New.
11834 (lookup_cfa:): Likewise.
11835 (dwarf2out_end_epilogue): Likewise.
11836 (dwarf2out_note_section_used): Likewise.
11838 2008-05-27 Michael Matz <matz@suse.de>
11841 * c.opt (Wenum-compare): New warning option.
11842 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11844 2008-05-27 Michael Matz <matz@suse.de>
11846 PR middle-end/36326
11847 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11849 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11850 into memory as tail calls.
11852 2008-05-27 Richard Guenther <rguenther@suse.de>
11854 PR tree-optimization/36339
11855 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11856 pointers cause all addressable variables to be call clobbered.
11858 2008-05-27 Richard Guenther <rguenther@suse.de>
11860 PR tree-optimization/36245
11861 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11863 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11865 * config/s390/s390.md: Replace all occurences of the 'm'
11866 constraint with 'RT'.
11868 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11870 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11872 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11874 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11875 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11876 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11878 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11880 * reload.c: (find_reloads): Skip alternatives according to the
11881 "enabled" attribute. Constify the constraint variable.
11882 * recog.c (get_attr_enabled): Add default implementation.
11883 (extract_insn): Set the alternative_enabled_p array
11884 in the recog_data struct.
11885 (preprocess_constraints, constrain_operands): Skip
11886 alternatives according to the "enabled" attribute
11887 * recog.h (struct recog_data): New field alternative_enabled_p.
11888 (skip_alternative): New inline function.
11889 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11890 (record_reg_classes): Skip alternative according to the
11891 "enabled" attribute.
11893 * doc/md.texi: Add documention for the "enabled" attribute.
11895 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11897 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11898 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11899 constraint with TARGET_MEM_CONSTRAINT.
11900 * recog.c (asm_operand_ok, preprocess_constraints,
11901 constrain_operands): Likewise.
11902 * regclass.c (record_reg_classes): Likewise.
11903 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11904 * reload1.c (maybe_fix_stack_asms): Likewise.
11905 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11906 * recog.h: Adjust comment.
11907 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11908 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11909 * doc/md.texi: Add a note to description of 'm' constraint.
11910 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11912 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11914 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11915 that the bitfield is of integral type before testing its precision.
11917 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11918 Sa Liu <saliu@de.ibm.com>
11920 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11921 __modti3, __udivti3, __umodti3 and __udivmodti4.
11922 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11923 that implement TImode mul and div functions.
11924 * config/spu/multi3.c: New. Implement __multi3.
11925 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11926 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11929 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11931 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11932 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11933 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11934 tls_sysv_suffix): New mode and mode attribute iterators.
11935 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11936 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11937 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11938 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11939 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11942 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11944 PR tree-optimization/36329
11945 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11946 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11947 * cgraphbuild.c (initialize_inline_failed): Use the latter
11948 macro in lieu of the former.
11949 * ipa-inline.c (cgraph_mark_inline): Likewise.
11950 (cgraph_decide_inlining_of_small_function): Likewise.
11951 (cgraph_decide_inlining): Likewise.
11952 (cgraph_decide_inlining_incrementally): Likewise.
11954 2008-05-26 Tristan Gingold <gingold@adacore.com>
11955 Anatoly Sokolov <aesok@post.ru>
11957 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11958 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11959 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11960 optimization for 'avr6' architecture.
11962 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11965 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11967 2008-05-26 Richard Guenther <rguenther@suse.de>
11969 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11970 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11972 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11974 PR middle-end/36253
11975 * caller-save.c (insert_restore): Verify alignment of spill space.
11976 (insert_save): Likewise.
11977 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11978 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11979 (STACK_SLOT_ALIGNMENT): Likewise.
11980 * function.c (LOCAL_ALIGNMENT): Removed.
11981 (get_stack_local_alignment): New.
11982 (assign_stack_local): Use it. Set alignment on stack slot.
11983 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11984 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11985 (STACK_SLOT_ALIGNMENT): New.
11986 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11987 stack slot in XFmode.
11989 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11991 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11994 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11995 argument operand in rax isn't removed.
11997 2008-05-26 Richard Guenther <rguenther@suse.de>
11999 PR middle-end/36300
12000 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12001 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12003 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12006 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12008 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12010 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12011 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12013 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12015 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12016 build a trampoline if we don't want one.
12017 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12018 return zero for nested functions if we don't want a trampoline.
12020 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12022 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12024 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12027 * c.opt: Removed undocumented option '-lang-fortran'.
12028 * c-common.h: Removed global variable 'lang_fortran'.
12029 * c-opts.c (c_common_handle_option): Removed code to handle
12030 option '-lang-fortran'. Updated includes.
12031 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12032 definition of '__GFORTRAN__'.
12033 (define__GNUC__): Reimplemented to use BASEVER and
12034 cpp_define_formatted.
12035 (builtin_define_with_value_n): Removed.
12036 * c-incpath.h: Renamed to ...
12037 * incpath.h: ... this.
12038 * c-incpath.c: Renamed to ...
12039 * incpath.c: ... this. Updated includes.
12040 * fix-header.c: Updated includes.
12041 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12042 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12043 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12045 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12047 * tree.h: Update the table of flags used on tree nodes.
12048 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12049 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12050 (FORCED_LABEL): Add access check.
12051 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12052 (ASM_INPUT_P): Likewise.
12053 (ASM_VOLATILE_P): Likewise.
12054 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12055 (OMP_SECTION_LAST): Access private_flag directly.
12056 (OMP_RETURN_NOWAIT): Likewise.
12057 (OMP_PARALLEL_COMBINED): Likewise.
12058 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12059 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12060 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12061 deprecated_flag directly.
12063 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12065 * final.c (frame_pointer_needed): Removed.
12066 * flags.h (frame_pointer_needed): Likewise.
12068 * function.h (rtl_data): Add frame_pointer_needed.
12069 (frame_pointer_needed): New.
12071 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12073 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12075 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12077 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12080 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12082 * c-common.c (strip_array_types): Move function to..
12084 (get_inner_array_type): Delete.
12085 * c-common.h (strip_array_types): Move declaration to..
12087 (get_inner_array_type): Delete.
12088 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12089 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12090 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12091 * config/pa/pa.c (emit_move_sequence): Likewise.
12093 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12095 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12098 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12100 * function.c: Include target hook for nonlocal_goto frame value.
12102 2008-05-24 Richard Guenther <rguenther@suse.de>
12104 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12105 variable can be only accessed through a pointer or a union.
12107 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12109 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12110 * doc/extend.texi: Likewise.
12112 2008-05-23 DJ Delorie <dj@redhat.com>
12114 * config/m32c/jump.md (untyped_call): Add.
12116 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12117 for A24 to PSImode.
12118 (m32c_address_cost): Detail costs for indirect offsets.
12120 2008-05-23 Rafael Espíndola <espindola@google.com>
12122 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12123 if a node is a SUBREG.
12124 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12127 2008-05-23 Paul Brook <paul@codesourcery.com>
12128 Carlos O'Donell <carlos@codesourcery.com>
12130 * doc/extend.texi: Clarify use of __attribute__((naked)).
12131 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12132 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12133 * function.c (use_register_for_decl): Use
12134 targetm.calls.allocate_stack_slots_for_args.
12135 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12136 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12137 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12139 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12141 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12143 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12145 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12146 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12147 is only rounded once.
12149 2008-05-23 Richard Guenther <rguenther@suse.de>
12151 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12153 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12154 Jakub Jelinek <jakub@redhat.com>
12157 * configure.ac: Handle --enable-cld.
12158 * configure: Regenerated.
12159 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12160 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12161 (ix86_current_function_needs_cld): New define.
12162 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12163 (cld): New isns pattern.
12164 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12165 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12166 * config/i386/i386.opt (mcld): New option.
12167 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12168 TARGET_CLD and ix86_current_function_needs_cld.
12169 (override_options): Use -mcld by default for 32-bit code if
12172 * doc/install.texi (Options specification): Document --enable-cld.
12173 * doc/invoke.texi (Machine Dependent Options)
12174 [i386 and x86-64 Options]: Add -mcld option.
12175 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12177 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12178 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12179 (return_in_memory_64): Likewise.
12180 (return_in_memory_ms_64): Likewise.
12182 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12184 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12185 * builtins.c (fold_builtin_fpclassify): New.
12186 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12187 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12188 * c-common.c (handle_type_generic_attribute): Adjust to accept
12189 fixed arguments before an elipsis.
12190 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12191 * doc/extend.texi: Document __builtin_fpclassify.
12193 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12195 * omp-low.c (gate_expand_omp_ssa): Remove.
12196 (pass_expand_omp_ssa): Remove.
12197 (gate_expand_omp): Do not check for flag_openmp_ssa.
12198 * common.opt (-fopenmp-ssa): Remove.
12199 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12201 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12203 * config/sh/sh.opt (mfixed-range): New option.
12204 * config/sh/sh-protos.h (sh_fix_range): Declare.
12205 * config/sh/sh.c (sh_fix_range): New function.
12206 * config/sh/sh.h (sh_fixed_range_str): Declare.
12207 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12209 * doc/invoke.texi (SH Options): Document -mfixed-range.
12211 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12213 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12214 it before the redeclaration.
12216 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12218 * config/avr/avr.c (get_sequence_length): Add new function.
12219 (expand_prologue, expand_epilogue): Remove duplicate code.
12221 2008-05-22 Rafael Espíndola <espindola@google.com>
12223 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12226 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12228 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12229 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12231 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12232 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12233 (vect_update_misalignment_for_peel): Likewise.
12234 (vector_alignment_reachable_p): Likewise.
12235 * tree-vect-transform.c (vectorizable_load): Likewise.
12236 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12237 (get_vectype_for_scalar_type): Pass mode of scalar_type
12238 to UNITS_PER_SIMD_WORD.
12240 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12241 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12242 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12243 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12244 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12246 2008-05-22 Ira Rosen <irar@il.ibm.com>
12248 PR tree-optimization/36293
12249 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12250 if the first load must be skipped because of a gap.
12252 2008-05-22 Richard Guenther <rguenther@suse.de>
12254 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12255 more cases of offset disambiguation that is possible if
12256 strict-aliasing rules apply.
12257 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12258 for basic offset and type-based disambiguation.
12260 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12262 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12263 ix86_expand_vector_set on V16QImode for SSE4.1.
12265 2008-05-21 Tom Tromey <tromey@redhat.com>
12267 * c.opt (Wimport): Mark as undocumented.
12268 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12270 (Warning Options): Likewise.
12271 * doc/cppopts.texi: Don't mention -Wimport.
12273 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12275 PR tree-optimization/36287
12276 PR tree-optimization/36286
12277 * lambda-code.c (build_access_matrix): Do not use the loop->num
12278 for computing the number of induction variables: use the loop depth
12281 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12284 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12285 option -f(no-)leading-underscore.
12287 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12289 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12290 GET_MODE_NUNITS (mode).
12292 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12294 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12295 (-mmulhw): Add 464 to description.
12296 (-mdlmzb): Likewise.
12297 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12298 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12300 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12301 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12302 * config/rs6000/rs6000.md: Update comments for 464.
12304 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12306 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12308 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12310 * config/i386/sse.md (vec_extractv4sf): Removed.
12311 (vec_extractv2df): Likewise.
12312 (vec_extractv2di): Likewise.
12313 (vec_extractv4si): Likewise.
12314 (vec_extractv8hi): Likewise.
12315 (vec_extractv16qi): Likewise.
12316 (vec_extract<mode>): New.
12318 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12320 * config/i386/sse.md (vec_setv4sf): Removed.
12321 (vec_setv2df): Likewise.
12322 (vec_setv2di): Likewise.
12323 (vec_setv4si): Likewise.
12324 (vec_setv8hi): Likewise.
12325 (vec_setv16qi): Likewise.
12326 (vec_set<mode>): New.
12328 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12330 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12331 goto for vec_concat and vec_interleave.
12333 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12335 * config/i386/sse.md (vec_initv4sf): Removed.
12336 (vec_initv2df): Likewise.
12337 (vec_initv2di): Likewise.
12338 (vec_initv4si): Likewise.
12339 (vec_initv8hi): Likewise.
12340 (vec_initv16qi): Likewise.
12341 (vec_init<mode>): New.
12343 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12345 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12347 2008-05-21 Tom Tromey <tromey@redhat.com>
12349 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12350 (zone_find_object_offset): Likewise.
12351 (gt_ggc_m_S): Likewise.
12352 (highest_bit): Likewise.
12353 * ggc-page.c (gt_ggc_m_S): New function.
12354 * stringpool.c (string_stack): Remove.
12355 (init_stringpool): Update.
12356 (ggc_alloc_string): Use ggc_alloc.
12357 (maybe_delete_ident): New function.
12358 (ggc_purge_stringpool): Likewise.
12359 (gt_ggc_m_S): Remove.
12360 * ggc-common.c (ggc_protect_identifiers): New global.
12361 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12362 ggc_protect_identifiers.
12363 * ggc.h (ggc_protect_identifiers): Declare.
12364 (gt_ggc_m_S): Update.
12365 (ggc_purge_stringpool): Declare.
12366 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12367 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12369 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12371 2008-05-21 David S. Miller <davem@davemloft.net>
12373 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12376 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12378 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12381 2008-05-20 David Daney <ddaney@avtrex.com>
12383 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12384 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12385 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12386 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12387 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12388 (atomic_hiqi_op): New define_code_iterator.
12389 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12390 mips_expand_compare_and_swap_12.
12391 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12392 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12393 (sync_<optab><mode>, sync_old_<optab><mode>,
12394 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12395 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12396 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12397 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12398 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12399 (test_and_set_12): New insn.
12400 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12401 sync_new_<optab><mode>, sync_old_nand<mode>,
12402 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12403 clobber to operand 0 for SI and DI mode insns.
12404 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12405 mips_gen_fn_4): New typedefs.
12406 (mips_gen_fn_ptrs): Define new union type.
12407 (mips_expand_compare_and_swap_12): Remove declaration.
12408 (mips_expand_atomic_qihi): Declare function.
12409 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12410 (mips_expand_atomic_qihi): ... this. Use new generator function
12412 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12413 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12414 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12415 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12416 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12417 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12418 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12419 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12420 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12421 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12424 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12426 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12429 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12431 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12432 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12433 (avr_attribute_table): Add 'OS_main' function attribute.
12434 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12435 functions with 'OS_main' attribute.
12437 2008-05-20 Richard Guenther <rguenther@suse.de>
12439 PR tree-optimization/35204
12440 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12441 helper, split out from ...
12442 (DFS): ... here. Make the DFS walk non-recursive.
12444 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12445 Jan Sjodin <jan.sjodin@amd.com>
12447 PR tree-optimization/36181
12448 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12449 (parallelize_loops): Don't parallelize when the loop has vector
12452 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12453 Sebastian Pop <sebastian.pop@amd.com>
12455 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12456 matrix, and never look at the tree representation of the memory
12458 (linear_transform_loops): Computes parameters and access matrices.
12459 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12461 (access_matrix_get_index_for_parameter): New.
12462 * tree-data-ref.h (struct access_matrix): New.
12463 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12464 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12465 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12466 am_vector_index_for_loop): New.
12467 (struct data_reference): Add field access_matrix.
12468 (DR_ACCESS_MATRIX): New.
12469 (compute_data_dependences_for_loop): Update declaration.
12470 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12471 * lambda.h (lambda_vector_vec_p): Declared.
12472 * lambda-code.c: Depend on pointer-set.h.
12473 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12474 av_for_af_base, av_for_af, build_access_matrix,
12475 lambda_compute_access_matrices): New.
12476 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12478 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12480 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12481 $SOURCEDIR/include.
12483 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12484 Sebastian Pop <sebastian.pop@amd.com>
12486 PR tree-optimization/36206
12487 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12489 (instantiate_scev_1): Rename flags to fold_conversions.
12490 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12491 outeside instantiation_loop.
12492 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12493 (evolution_function_is_affine_or_constant_p): Removed.
12494 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12496 (analyze_siv_subscript): Pass in the loop nest number.
12497 Call evolution_function_is_affine_in_loop instead of
12498 evolution_function_is_affine_p.
12499 (analyze_overlapping_iterations): Pass in the loop nest number.
12501 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12502 Sebastian Pop <sebastian.pop@amd.com>
12504 PR tree-optimization/36206
12505 * tree-chrec.h (chrec_fold_op): New.
12506 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12509 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12511 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12513 (remove_duplicates): Do not set inode on non-inode systems.
12516 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12518 * config.gcc (tm_file): Update comments about relative pathnames.
12520 2008-05-20 Richard Guenther <rguenther@suse.de>
12522 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12523 * tree-ssa-sccvn.c (process_scc): Likewise.
12524 * tree-ssa-sink.c (execute_sink_code): Likewise.
12525 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12526 * tree-vrp.c (process_assert_insertions): Likewise.
12527 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12528 (perform_tree_ssa_dce): Likewise.
12529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12530 (dump_dominator_optimization_stats): Likewise.
12531 * tree-vectorizer.c (vectorize_loops): Likewise.
12533 2008-05-20 Richard Guenther <rguenther@suse.de>
12535 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12537 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12539 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12540 (ix86_i386elf_return_in_memory): Likewise.
12541 (ix86_i386interix_return_in_memory): Likewise.
12542 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12543 (SUBTARGET_RETURN_IN_MEMORY): New.
12544 * config/i386/i386elf.h: Likewise.
12545 * config/i386/ptx4-i.h: Likewise.
12546 * config/i386/sol2-10.h: Likewise.
12547 * config/i386/sysv4.h: Likewise.
12548 * config/i386/vx-common.h: Likewise.
12549 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12550 * config/i386/i386.c (ix86_return_in_memory): Made static and
12551 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12552 (ix86_i386elf_return_in_memory): Removed.
12553 (ix86_i386interix_return_in_memory): Removed.
12554 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12555 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12557 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12559 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12561 2008-05-19 Xinliang David Li <davidxl@google.com>
12563 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12565 * common.opt: Ditto.
12566 * doc/invoke.texi: Ditto.
12568 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12570 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12571 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12573 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12575 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12576 sizes of operand array from 8/4 to 4/2.
12577 (ix86_expand_vector_init_general): Change size of operand array
12578 from 32 to 16. Remove op0, op1 and half_mode.
12580 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12582 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12583 (ix86_expand_vector_init_interleave): Likewise.
12584 (ix86_expand_vector_init_general): Use them. Assert
12585 word_mode == SImode when n_words == 4.
12587 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12589 * config/i386/i386.c (ix86_secondary_reload): New static function.
12590 (TARGET_SECONDARY_RELOAD): New define.
12591 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12592 * config/i386/i386.md (reload_outqi): Remove.
12594 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12596 PR middle-end/35509
12597 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12598 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12599 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12600 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12601 (fold_builtin_1): Likewise.
12602 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12603 c-common.c (check_builtin_function_arguments): Handle
12604 BUILT_IN_ISINF_SIGN.
12605 * doc/extend.texi: Document __builtin_isinf_sign.
12606 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12608 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12610 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12611 EH cleanup at the end of the pass, search for those that have been
12612 turned into forwarder blocks and do the cleanup on their successor.
12614 2008-05-18 Richard Guenther <rguenther@suse.de>
12616 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12617 pointers to sizetype and vice versa.
12619 2008-05-18 Xinliang David Li <davidxl@google.com>
12621 * gcc/tree-ssa-dce.c: Coding style fix.
12622 (check_pow): Documentation comment.
12623 (check_log): Documenation comment. Coding style fix.
12624 (is_unnecessary_except_errno_call): Ditto.
12625 (gen_conditions_for_pow): Ditto.
12626 (gen_conditions_for_log): Ditto.
12627 (gen_shrink_wrap_conditions): Ditto.
12628 (shrink_wrap_one_built_in_calls): Ditto.
12629 * gcc/doc/invoke.texi: Better documentation string.
12630 * ChangeLog: Fix wrong change log entries from
12631 May 17 checkin on function call DCE.
12633 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12635 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12637 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12639 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12640 * df-problems.c (simulation routines): Fixed block comment to
12641 properly say how to add forwards scanning functions.
12643 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12645 * tree-inline.c (setup_one_parameter): Remove dead code.
12647 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12649 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12650 a BIT_AND_EXPR only for an INTEGER_TYPE.
12652 2008-05-17 Xinliang David Li <davidxl@google.com>
12654 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12655 (check_pow, check_log, is_unnecessary_except_errno_call): New
12656 functions to check for eliminating math functions that are pure
12657 except for setting errno.
12658 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12659 general condition expressions for shrink-wrapping pow/log calls.
12660 (gen_shrink_wrap_conditions): Ditto.
12661 (shrink_wrap_one_built_in_call): Ditto.
12662 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12663 (mark_operand_necessary): If debugging, output if OP is necessary.
12664 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12666 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12668 * gcc/common.opt: New user flag -ftree-builtin-dce.
12669 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12671 2008-05-16 David S. Miller <davem@davemloft.net>
12673 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12674 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12676 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12679 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12681 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12683 * ifcvt.c (dead_or_predicable): Rename
12684 df_simulate_one_insn_backwards to df_simulate_one_insn.
12685 * recog.c (peephole2_optimize): Ditto.
12686 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12688 * df.h: Rename df_simulate_one_insn_backwards to
12689 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12690 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12691 scanning of defs and uses.
12692 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12693 (df_simulate_one_insn_forwards): Removed.
12695 2008-05-16 Doug Kwan <dougkwan@google.com>
12697 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12699 (real_from_string): Handle NaNs and Inf as approriate.
12701 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12703 * doc/gty.texi (Source Files Containing Type Information): Note
12704 that headers should appear first in the gtfiles list.
12706 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12708 * tree.def (COND_EXEC): Properly documented this code.
12710 2008-05-16 Diego Novillo <dnovillo@google.com>
12712 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12713 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12716 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12718 * tree-ssa-dse (max_stmt_uid): Removed.
12719 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12720 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12721 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12722 * function.h (cfun.last_stmt_uid): New field.
12723 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12724 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12726 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12727 (create_stmt_ann): Initialize the ann->uid field.
12728 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12730 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12732 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12734 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12735 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12736 (init_empty_tree_cfg): Call it.
12738 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12740 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12743 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12745 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12746 * tree-dump.c (dump_options): New verbose option.
12747 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12749 * tree-pass.h (TDF_VERBOSE): New dump flag.
12750 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12751 (tree-flow.h): Added include.
12752 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12754 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12756 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12758 From Jie Zhang <jie.zhang@analog.com>
12759 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12760 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12761 mcpu=bf561-none and mcpu=bf561-0.2.
12762 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12763 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12764 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12765 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12766 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12767 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12768 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12770 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12771 (cputype_selected): Remove.
12772 (bfin_handle_option): Don't use cputype_selected.
12773 (override_options): When no mcpu option, enable all workarounds.
12774 Don't use bfin_workarounds.
12775 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12777 (DEFAULT_CPU_TYPE): Don't define.
12779 2008-05-16 Richard Guenther <rguenther@suse.de>
12781 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12782 on deletion of the last stmt.
12784 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12786 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12787 V8HImode for SSE2 and V16QImode for SSE4.1.
12789 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12791 * cgraph.h (compute_inline_parameters): Made public.
12792 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12793 variable_generate_summary, function_write_summary,
12794 variable_write_summary, variable_read_summary. Added generate_summary,
12795 write_summary, read_summary.
12796 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12797 pass_ipa_inline.function_generate_summary, to
12798 compute_inline_parameters.
12799 * ipa-inline.c (compute_inline_parameters): Made public and added
12801 (compute_inline_parameters_for_current): New function.
12802 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12803 (inline_generate_summary): Removed parameter and made to loop over
12805 (pass_ipa_inline): Updated for new IPA_PASS structure.
12806 * passes.c (execute_ipa_summary_passes): Now is called once per
12807 pass rather than once per node*pass.
12809 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12811 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12812 avr_have_mul_p, avr_asm_only_p): Remove variables.
12813 (avr_override_options): Remove initialization of removed variables.
12814 (avr_file_start): Convert removed variables to fields of
12815 'struct base_arch_s *avr_current_arch'.
12816 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12817 (AVR_HAVE_MUL): (Ditto.).
12818 (AVR_HAVE_MOVW): (Ditto.).
12819 (AVR_HAVE_LPMX): (Ditto.).
12820 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12821 avr_asm_only_p): Remove declaration.
12823 2008-05-15 Diego Novillo <dnovillo@google.com>
12825 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12826 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12828 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12830 PR middle-end/36194
12831 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12832 Don't call record_truncated_value from here.
12833 (record_truncated_value): Turn it into a for_each_rtx callback.
12834 (record_truncated_values): New function.
12835 (combine_instructions): Call note_uses with record_truncated_values.
12836 Change name of check_conversion to check_promoted_subreg.
12838 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12840 * doc/sourcebuild.texi: Document support for torture tests.
12842 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12844 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12845 to alternative 4 of operand 2.
12847 2008-05-15 Richard Guenther <rguenther@suse.de>
12849 * tree-pass.h (current_pass): Declare.
12850 (get_pass_for_id): Likewise.
12851 * passes.c (passes_by_id, passes_by_id_size): New globals.
12852 (set_pass_for_id): New function.
12853 (get_pass_for_id): Likewise.
12854 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12855 (execute_function_todo): Flush per function statistics.
12856 * toplev.c (compile_file): Init statistics.
12857 (general_init): Do early statistics initialization.
12858 (finalize): Finish statistics.
12859 * statistics.h (statistics_early_init): Declare.
12860 (statistics_init): Likewise.
12861 (statistics_fini): Likewise.
12862 (statistics_fini_pass): Likewise.
12863 (statistics_counter_event): Likewise.
12864 (statistics_histogram_event): Likewise.
12865 * statistics.c: New file.
12866 * Makefile.in (OBJS-common): Add statistics.o.
12867 (statistics.o): Add dependencies.
12868 * doc/invoke.texi (-fdump-statistics): Document.
12870 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12871 (insert): Likewise.
12872 (execute_pre): Use statistics_counter_event.
12873 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12874 (substitute_and_fold): Increment it. Use statistics_counter_event.
12876 2008-05-15 Diego Novillo <dnovillo@google.com>
12878 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12880 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12881 * tree-ssa-alias.c (new_type_alias): Remove references to
12882 sub-variables from comment.
12883 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12885 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12887 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12888 attribute to 1 only for insertps alternative.
12890 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12892 * config/bfin/bfin.md (loadbytes): New pattern.
12893 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12894 (bfin_init_builtins): Initialize it.
12895 (bdesc_1arg): Add it.
12897 2008-05-15 Sa Liu <saliu@de.ibm.com>
12899 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12900 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12901 * testsuite/lib/target-supports.exp: Add
12902 check_effective_target_fortran_integer_16.
12904 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12906 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12907 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12908 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12909 (TARGET_RETURN_IN_MEMORY): Define.
12911 2008-05-15 Richard Guenther <rguenther@suse.de>
12913 PR middle-end/36244
12914 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12915 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12916 represent unmodifiable vars.
12918 2008-05-15 Richard Guenther <rguenther@suse.de>
12920 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12921 INDIRECT_REF and TARGET_MEM_REF.
12922 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12925 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12926 H.J. Lu <hongjiu.lu@intel.com>
12928 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12929 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12930 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12931 insn alternatives. Add missing alternatives.
12932 (*vec_concatv2di_rex64_sse4_1): Likewise.
12933 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12934 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12935 Require TARGET_SSE.
12937 2008-05-15 Richard Guenther <rguenther@suse.de>
12939 PR tree-optimization/36009
12940 PR tree-optimization/36204
12941 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12942 (determine_invariantness_stmt): Record the loop a store is
12943 always executed in.
12944 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12947 2008-05-15 Richard Guenther <rguenther@suse.de>
12949 PR tree-optimization/34330
12950 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12951 through the pointer will alias the SMT.
12953 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12955 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12957 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12959 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12961 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12962 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12964 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12965 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12966 (vashl_optab): New optab for vector/vector shifts.
12967 (vashr_optab): Ditto.
12968 (vlshr_optab): Ditto.
12969 (vrotl_optab): Ditto.
12970 (vrotr_optab): Ditto.
12971 (optab_subtype): New enum for optab_for_tree_code call.
12972 (optab_for_tree_code): Add enum optab_subtype argument.
12974 * optabs.c (optab_for_tree_code): Take an additional argument to
12975 distinguish between a vector shift by a scalar and vector shift by
12976 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12977 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12978 vector shift by a vector.
12979 (expand_widen_pattern_expr): Pass additional argument to
12980 optab_for_tree_code.
12982 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12983 vrotl_optab, vrotr_optab.
12985 * expr.c (expand_expr_real_1): Update calls to
12986 optab_for_tree_code to distinguish between vector shifted by a
12987 scalar and vector shifted by a vector.
12988 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12989 (supportable_narrowing_operation): Ditto.
12990 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12991 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12992 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12993 (vect_create_epilog_for_reduction): Ditto.
12994 (vectorizable_reduction): Ditto.
12995 (vectorizable_operation): Ditto.
12996 (vect_strided_store_supported): Ditto.
12997 (vect_strided_load_supported): Ditto.
12998 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12999 * expmed.c (expand_shift): Ditto.
13001 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13003 (ashr@var{m}3): Ditto.
13004 (vashl@var{m}3): Document new vector/vector shift standard name.
13005 (vashr@var{m}3): Ditto.
13006 (vlshr@var{m}3): Ditto.
13007 (vrotl@var{m}3): Ditto.
13008 (vrotr@var{m}3): Ditto.
13010 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13011 (PPERM_INVERT): Ditto.
13012 (PPERM_REVERSE): Ditto.
13013 (PPERM_REV_INV): Ditto.
13014 (PPERM_ZERO): Ditto.
13015 (PPERM_ONES): Ditto.
13016 (PPERM_SIGN): Ditto.
13017 (PPERM_INV_SIGN): Ditto.
13018 (PPERM_SRC1): Ditto.
13019 (PPERM_SRC2): Ditto.
13021 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13022 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13023 allows a memory operand to be the value being added, and split it
13024 to improve vectorization.
13025 (sse5_pmacsdqh_mem): Ditto.
13026 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13027 (sse5_mulv2div2di3_high): Ditto.
13028 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13029 (vec_pack_trunc_v4si): Ditto.
13030 (vec_pack_trunc_v2di): Ditto.
13031 (sse5_pcmov_<mode>): Remove code that tried to use use
13032 andps/andnps instead of pcmov.
13033 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13034 pmacsdqh instructions.
13035 (vec_widen_smult_lo_v4si): Ditto.
13037 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13038 (PPERM_INVERT): Ditto.
13039 (PPERM_REVERSE): Ditto.
13040 (PPERM_REV_INV): Ditto.
13041 (PPERM_ZERO): Ditto.
13042 (PPERM_ONES): Ditto.
13043 (PPERM_SIGN): Ditto.
13044 (PPERM_INV_SIGN): Ditto.
13045 (PPERM_SRC1): Ditto.
13046 (PPERM_SRC2): Ditto.
13047 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13049 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13051 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13052 says ignore whether the last reference is a memory operand.
13054 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13055 Paolo Bonzini <bonzini at gnu dot org>
13057 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13060 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13061 (vlshr<mode>3): Rename from vlshr<mode>3.
13062 (vashr<mode>3): Rename from vashr<mode>3.
13063 (mulv4sf3): Change the names of vector shift patterns.
13067 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13070 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13095 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13096 (floatunssidf2_internal): Change vector/vector shift names.
13097 (floatunsdidf2_internal): Ditto.
13104 (vashl<mode>3): Rename from ashl<mode>3.
13105 (vashr<mode>3): Rename from ashr<mode>3.
13106 (vlshr<mode>3): Rename from lshr<mode>3.
13107 (vrotl<mode>3): Rename from rotl<mode>3.
13109 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13112 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13113 multiply gives the wrong value when doing widening multiplies.
13114 (vec_widen_smult_lo_v4si): Ditto.
13116 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13118 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13119 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13120 emit_library_call_value.
13121 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13122 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13123 * calls.c (initialize_argument_information, precompute_arguments,
13124 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13125 (precompute_arguments): Removed flags parameter.
13126 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13128 2008-05-14 Richard Guenther <rguenther@suse.de>
13130 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13131 Make sure to register the store if the use is a PHI_NODE.
13133 2008-05-14 Olivier Hainque <hainque@adacore.com>
13135 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13136 memory if the component is to be referenced in BLKmode according
13137 to get_inner_reference.
13139 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13141 * calls.c (emit_library_call_value_1): Restore code clearing
13142 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13144 2008-05-14 Olivier Hainque <hainque@adacore.com>
13145 Nicolas Roche <roche@adacore.com>
13147 * configure.ac: Add support for a "gcc_subdir" variable in
13148 config-lang.in, to denote a subdirectory where the language/GCC
13149 integration files are to be found.
13150 * configure: Regenerate.
13152 2008-05-14 Ira Rosen <irar@il.ibm.com>
13154 PR tree-optimization/36098
13155 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13156 value for the first load in the group in case of a gap.
13157 (vect_build_slp_tree): Check that there are no gaps in loads.
13159 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13161 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13162 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13163 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13164 emit_insn and remove unneeded code to construct extra args.
13165 (emit_no_conflict_block): Removed.
13166 * optabls.h: (emit_no_conflict_block): Removed.
13167 * cse.c (cse_extended_basic_block): Remove search for
13168 REG_NO_CONFLICT note.
13169 * global.c: Removed incorrect comment added in revision 117.
13170 * expr.c (convert_move): Change call to emit_no_conflict_block to
13172 * recog.c: Change comments so that they do not mention
13174 * local_alloc.c (combine_regs): Removed last parameter.
13175 (no_conflict_p): Removed.
13176 (block_alloc): Removed note, no_conflict_combined_regno and set
13177 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13178 (combine_regs): Removed already_dead and code to look for
13179 REG_NO_CONFLICT notes.
13180 * lower_subreg (remove_retval_note): Removed code to look for
13181 REG_NO_CONFLICT block.
13182 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13183 (resolve_clobber): Remove code to process libcalls that have
13184 REG_NO_CONFLICT notes.
13185 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13187 * combine.c (can_combine_p, distribute_notes): Removed
13188 REG_NO_CONFLICT case.
13189 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13191 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13192 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13194 * reg-notes.def (NO_CONFLICT): Removed.
13196 2008-05-14 David S. Miller <davem@davemloft.net>
13198 * config/sparc/sparc.c (sparc_profile_hook): If
13199 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13200 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13201 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13203 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13205 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13207 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13210 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13211 and op1 expansion before vector concat to have less live pseudos.
13213 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13215 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13216 ix86_expand_vector_set if supported.
13218 2008-05-13 Diego Novillo <dnovillo@google.com>
13219 Kenneth Zadeck <zadeck@naturalbridge.com>
13221 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13223 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13224 phinodes_print_statistics, init_ssanames, fini_ssanames,
13225 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13226 release_ssa_name, release_defs, replace_ssa_name_symbol,
13227 ssanames_print_statistics): Move ...
13228 * tree-flow.h: ... here.
13229 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13230 Use FN instead of cfun.
13231 (make_ssa_name_fn): Rename from make_ssa_name.
13232 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13233 * tree-flow-inline.h (make_ssa_name): Move from
13234 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13235 * omp-low.c (expand_omp_parallel):
13236 * tree-flow-inline.h (redirect_edge_var_map_result):
13237 * tree-ssa.c (init_tree_ssa): Add argument FN.
13238 Use it instead of cfun. Update all users.
13240 2008-05-13 Tom Tromey <tromey@redhat.com>
13242 PR preprocessor/22168:
13243 * doc/cpp.texi (Top): Update menu.
13244 (Alternatives to Wrapper #ifndef): New node.
13245 (Other Directives): Document deprecation.
13246 (Obsolete Features): Remove menu.
13247 (Assertions): Merge node into Obsolete Features.
13248 (Obsolete once-only headers): Move earlier; rename to Alternatives
13249 to Wrapper #ifndef.
13250 * doc/cppopts.texi: Update.
13251 * c.opt (Wdeprecated): Enable for C and ObjC.
13252 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13253 (C++ Dialect Options): Move -Wno-deprecated from here to...
13254 (Warning Options): ... here.
13256 2008-05-13 Richard Guenther <rguenther@suse.de>
13258 PR middle-end/36227
13259 * fold-const.c (fold_sign_changed_comparison): Do not allow
13260 changes in pointer-ness.
13262 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13265 * config/sh/sh.c (sh_expand_prologue): Don't clear
13266 RTX_FRAME_RELATED_P for push insns.
13268 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13270 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13272 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13274 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13275 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13276 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13278 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13280 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13281 (*vec_concatv4sf_sse): This.
13282 (*sse2_concatv2si): Renamed to ...
13283 (*vec_concatv2si_sse2): This.
13284 (*sse1_concatv2si): Renamed to ...
13285 (*vec_concatv2si_sse): This.
13286 (*vec_concatv2di_rex): Renamed to ...
13287 (*vec_concatv2di_rex64): This.
13288 (*vec_concatv2si_sse4_1): New.
13289 (*vec_concatv2di_rex64_sse4_1): Likewise.
13291 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13293 PR rtl-optimization/36111
13294 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13295 that was created for swappable operands.
13297 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13300 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13301 * configure.ac: Add call to ACX_PROG_GNAT.
13303 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13305 * optc-gen.awk: Fix comment typo.
13307 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13309 * pretty-print.c (pp_integer_with_precision): Use
13310 HOST_LONG_LONG_FORMAT.
13312 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13314 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13316 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13318 * config/i386/i386.c (bdesc_ptest): Removed.
13319 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13320 (bdesc_args): Add __builtin_ia32_ptestz128,
13321 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13322 (ix86_init_mmx_sse_builtins): Updated.
13323 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13324 (ix86_expand_builtin): Updated.
13326 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13328 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13329 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13331 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13333 * value-prof.c (interesting_stringop_to_profile): Do not
13334 return early for BUILT_IN_MEMPCPY.
13336 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13338 * calls.c (expand_call): Don't use callgraph to increase
13339 preferred_stack_boundary.
13341 * cgraph.h (cgraph_rtl_info): Use unsigned on
13342 preferred_incoming_stack_boundary.
13344 * final.c (rest_of_clean_state): Use unsigned on
13345 preferred_stack_boundary.
13347 2008-05-09 Tom Tromey <tromey@redhat.com>
13349 PR preprocessor/22231:
13350 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13353 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13355 PR tree-optimization/36129
13356 * tree-ssa-ccp.c: Include value-prof.h.
13357 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13358 built-in function was folded to a constant.
13359 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13361 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13362 Sebastian Pop <sebastian.pop@amd.com>
13364 * tree-scalar-evolution.c: Document instantiate_scev.
13365 (instantiate_parameters_1): Renamed instantiate_scev_1.
13366 Don't use the same loop for instantiation_loop and evolution_loop.
13367 (instantiate_scev): New.
13368 (instantiate_parameters): Moved...
13369 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13370 same loop twice. Maintains the semantics for this function.
13371 * tree-scalar-evolution.h (instantiate_scev): Declare.
13372 (instantiate_parameters): ...here. Now static inline.
13373 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13374 instead of resolve_mixers.
13376 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13378 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13380 2008-05-09 Tomas Bily <tbily@suse.cz>
13382 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13383 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13384 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13385 * c-common.c (c_common_truthvalue_conversion): Likewise.
13386 * tree-object-size.c (compute_object_offset): Likewise.
13387 * tree-inline.c (estimate_num_insns_1): Likewise.
13388 * varasm.c (const_hash_1, compare_constant, copy_constant)
13389 (compute_reloc_for_constant, output_addressed_constants)
13390 (initializer_constant_valid_p): Likewise.
13391 * c-omp.c (check_omp_for_incr_expr): Likewise.
13392 * gimplify.c (gimplify_expr): Likewise.
13393 * c-typeck.c (c_finish_return): Likewise.
13394 * tree-vectorizer.c (supportable_widening_operation)
13395 (supportable_narrowing_operation): Likewise.
13396 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13397 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13398 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13399 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13400 (descr_info_loc): Likewise.
13401 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13402 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13403 (fold_unary): Likewise.
13404 * builtins.c (get_pointer_alignment): Likewise.
13405 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13406 (instantiate_parameters_1): Likewise.
13407 * tree.c (expr_align, stabilize_reference): Likewise.
13408 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13409 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13410 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13411 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13412 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13413 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13415 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13416 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13417 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13418 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13419 (forward_propagate_comparison)
13420 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13421 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13422 * emit-rtl.c (component_ref_for_mem_expr)
13423 (set_mem_attributes_minus_bitpos): Likewise.
13424 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13425 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13427 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13428 (build_function_call, pointer_diff, build_compound_expr)
13429 (c_finish_return): Likewise.
13430 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13431 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13433 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13434 * expr.c (is_aligning_offset): Likewise.
13435 * tree-ssa-alias.c (is_escape_site): Likewise.
13436 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13437 (check_all_va_list_escapes): Likewise.
13438 * tree-ssa-loop-ivopts.c (determine_base_object)
13439 (determine_common_wider_type): Likewise.
13440 * dojump.c (do_jump): Likewise.
13441 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13442 * tree-gimple.c (is_gimple_cast): Likewise.
13443 * fold-const.c (decode_field_reference, )
13444 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13445 (fold_binary): Likewise.
13446 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13447 (already_warned_in_frontend_p): Likewise.
13448 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13449 * tree.c (really_constant_p, get_unwidened): Likewise.
13450 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13451 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13452 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13454 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13456 (CONVERT_EXPR_P): Define.
13457 (CASE_CONVERT): Define.
13459 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13461 PR middle-end/36117
13462 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13463 (delete_unmarked_insns): When deleting a call, call
13464 delete_unreachable_blocks.
13465 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13466 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13468 2008-05-08 Richard Guenther <rguenther@suse.de>
13470 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13471 (-ftree-salias): Likewise.
13472 (salias-max-implicit-fields): Remove param documentation.
13473 (salias-max-array-elements): Likewise.
13474 * tree-pass.h (pass_create_structure_vars): Remove.
13475 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13476 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13477 * tree-ssa-alias.c (create_structure_vars): Remove.
13478 (gate_structure_vars): Likewise.
13479 (pass_create_structure_vars): Likewise.
13480 (gate_build_alias): Likewise.
13481 (pass_build_alias): Adjust to run always and dump the function.
13482 * common.opt (ftree-salias): Hide.
13483 * passes.c (init_optimization_passes): Remove
13484 pass_create_structure_vars, adjust comment.
13485 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13486 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13487 * opts.c (decode_options): Do not set flag_tree_salias.
13488 (common_handle_option): Add OPT_ftree_salias to the backward
13489 compatibility section.
13491 2008-05-08 Richard Guenther <rguenther@suse.de>
13493 * tree-flow-inline.h (var_can_have_subvars): Move ...
13494 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13495 * tree-flow.h (var_can_have_subvars): Remove.
13496 (push_fields_onto_fieldstack): Remove.
13497 (sort_fieldstack): Likewise.
13498 (struct fieldoff): Move ...
13499 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13500 alias_set and base_for_components fields.
13501 (sort_fieldstack): Make static.
13502 (push_fields_onto_fieldstack): Likewise. Remove code that
13503 handles anything but RECORD_TYPEs. Remove alias_set and
13504 base_for_components handling.
13505 (create_variable_info_for): Adjust.
13507 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13509 * common.opt (Wframe-larger-than=): Shorten the help message
13511 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13513 2008-05-08 Rafael Espíndola <espindola@google.com>
13515 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13517 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13518 trap and that both operands are gimple values.
13519 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13520 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13523 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13525 * read-rtl.c (join_c_conditions): Return the first string if the
13526 two strings are equal.
13528 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13530 * gensupport.h (pred_data): Add a "num_codes" field.
13531 (add_predicate_code): Declare.
13532 * gensupport.c (add_predicate_code): New function.
13533 (std_pred_table): Add an "allows_const_p" field.
13534 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13535 Remove the (incomplete) list of such codes from the codes field.
13536 (init_predicate_table): Use add_predicate_code. Add all
13537 RTX_CONST_OBJs if allows_const_p is true.
13538 * genrecog.c (process_define_predicate): Use add_predicate_code.
13540 2008-05-08 David Daney <ddaney@avtrex.com>
13541 Richard Sandiford <rsandifo@nildram.co.uk>
13543 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13544 special case of constant zero operands.
13545 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13546 old and new values. Special case constant zero values.
13547 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13549 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13550 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13552 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13555 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13556 similar RTX_CONST_OBJ before CONST_INT.
13558 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13560 * stmt.c (expand_stack_restore): Change sa mode if needed.
13562 2008-05-08 Richard Guenther <rguenther@suse.de>
13564 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13565 return type to bool.
13566 (ix86_sol10_return_in_memory): Likewise.
13567 (ix86_i386elf_return_in_memory): Likewise.
13568 (ix86_i386interix_return_in_memory): Likewise.
13569 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13570 (ix86_sol10_return_in_memory): Likewise.
13571 (ix86_i386elf_return_in_memory): Likewise.
13572 (ix86_i386interix_return_in_memory): Likewise.
13574 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13577 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13579 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13580 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13583 2008-05-08 Richard Guenther <rguenther@suse.de>
13585 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13586 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13587 (DR_SUBVARS): Remove.
13588 * tree-dfa.c (dump_subvars_for): Remove.
13589 (debug_subvars_for): Likewise.
13590 (dump_variable): Do not dump subvars.
13591 (remove_referenced_var): Do not remove subvars.
13592 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13593 (lookup_subvars_for_var): Remove.
13594 (get_subvars_for_var): Likewise.
13595 (get_subvars_at): Likewise.
13596 (get_first_overlapping_subvar): Likewise.
13597 (overlap_subvar): Likewise.
13598 * tree-flow.h (subvar_t): Remove.
13599 (struct var_ann_d): Remove subvars field.
13600 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13601 argument. Remove special handling of SFTs.
13602 (compute_tag_properties): Likewise.
13603 (set_initial_properties): Likewise.
13604 (compute_call_clobbered): Likewise.
13605 (count_mem_refs): Likewise.
13606 (compute_memory_partitions): Likewise.
13607 (compute_flow_insensitive_aliasing): Likewise.
13608 (setup_pointers_and_addressables): Likewise.
13609 (new_type_alias): Likewise.
13610 (struct used_part): Remove.
13611 (used_portions): Likewise.
13612 (struct used_part_map): Likewise.
13613 (used_part_map_eq): Likewise.
13614 (used_part_map_hash): Likewise.
13615 (free_used_part_map): Likewise.
13616 (up_lookup): Likewise.
13617 (up_insert): Likewise.
13618 (get_or_create_used_part_for): Likewise.
13619 (create_sft): Likewise.
13620 (create_overlap_variables_for): Likewise.
13621 (find_used_portions): Likewise.
13622 (create_structure_vars): Likewise.
13623 * tree.def (STRUCT_FIELD_TAG): Remove.
13624 * tree.h (MTAG_P): Adjust.
13625 (struct tree_memory_tag): Remove base_for_components and
13626 unpartitionable flags.
13627 (struct tree_struct_field_tag): Remove.
13628 (SFT_PARENT_VAR): Likewise.
13629 (SFT_OFFSET): Likewise.
13630 (SFT_SIZE): Likewise.
13631 (SFT_NONADDRESSABLE_P): Likewise.
13632 (SFT_ALIAS_SET): Likewise.
13633 (SFT_UNPARTITIONABLE_P): Likewise.
13634 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13635 (union tree_node): Remove sft field.
13636 * alias.c (get_alias_set): Remove special handling of SFTs.
13637 * print-tree.c (print_node): Remove handling of SFTs.
13638 * tree-dump.c (dequeue_and_dump): Likewise.
13639 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13640 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13641 * tree-predcom.c (set_alias_info): Do not set subvars.
13642 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13643 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13644 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13645 (add_vars_for_offset): Remove.
13646 (add_virtual_operand): Remove special handling of SFTs.
13647 (add_call_clobber_ops): Likewise.
13648 (add_call_read_ops): Likewise.
13649 (get_asm_expr_operands): Likewise.
13650 (get_modify_stmt_operands): Likewise.
13651 (get_expr_operands): Likewise.
13652 (add_to_addressable_set): Likewise.
13653 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13654 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13655 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13656 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13657 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13658 (tree_node_structure): Likewise.
13659 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13661 (find_what_p_points_to): Likewise.
13663 2008-05-08 Sa Liu <saliu@de.ibm.com>
13665 * config/spu/spu.md: Fixed subti3 pattern.
13667 2008-05-08 Richard Guenther <rguenther@suse.de>
13669 PR middle-end/36154
13670 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13671 sure to create a representative for trailing arrays for PTA.
13673 2008-05-08 Richard Guenther <rguenther@suse.de>
13675 PR middle-end/36172
13676 * fold-const.c (operand_equal_p): Two objects which types
13677 differ in pointerness are not equal.
13679 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13681 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13682 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13683 (emit_library_call_value_1): Add new variable fndecl initialized by
13684 NULL_TREE. It should be the decl type of orgfun, but this information
13685 seems not to be available here, so it uses the default calling abi.
13686 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13687 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13688 by TARGET_RETURN_IN_MEMORY.
13689 * config/i386/i386-interix.h: Likewise.
13690 * config/i386/i386.h: Likewise.
13691 * config/i386/i386elf.h: Likewise.
13692 * config/i386/ptx4-i.h: Likewise.
13693 * config/i386/sol2-10.h: Likewise.
13694 * config/i386/sysv4.h: Likewise.
13695 * config/i386/vx-common.h: Likewise.
13696 * config/cris/cris.h: Removed #if 0 clause.
13697 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13698 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13700 (ix86_sol10_return_in_memory): Likewise.
13701 (ix86_i386elf_return_in_memory): New.
13702 (ix86_i386interix_return_in_memory): New.
13703 * config/mt/mt-protos.h (mt_return_in_memory): New.
13704 * config/mt/mt.c: Likewise.
13705 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13706 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13707 * config/bfin/bfin.h: Likewise.
13708 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13710 * config/bfin/bfin.c: Likewise.
13711 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13712 * config/alpha/unicosmk.h: Likewise.
13713 * config/i386/cygming.h: Likewise.
13714 * config/iq2000/iq2000.h: Likewise.
13715 * config/mips/mips.h: Likewise.
13716 * config/mn10300/mn10300.h: Likewise.
13717 * config/rs6000/rs6000.h: Likewise.
13718 * config/score/score.h: Likewise.
13719 * config/spu/spu.h: Likewise.
13720 * config/v850/v850.h: Likewise.
13721 * defaults.h: Likewise.
13722 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13723 * expr.c (emit_block_move): Adjust use of
13724 OUTGOING_REG_PARM_STACK_SPACE.
13725 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13726 OUTGOING_REG_PARM_STACK_SPACE.
13727 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13729 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13731 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13732 on OMP_RETURN for OMP_FOR.
13735 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13736 (fortran_common): New function.
13737 (gen_variable_die): Call fortran_common instead of common_check,
13738 adjust for it returning tree instead of rtx. Formatting.
13740 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13744 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13745 * c-decl.c (merge_decls): Ditto.
13746 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13747 to RTL_CONST_OR_PURE_CALL_P.
13748 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13749 Initialized DECL_LOOPING_CONST_PURE.
13750 (process_call_operands): Set tree_side_effects properly.
13751 * tree.h (TREE_READONLY_DECL_P): Removed.
13752 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13753 (DECL_LOOPING_OR_CONST_P): New macro.
13754 (struct tree_function_decl): Added looping_const_or_pure_p.
13755 (ECF_*) Renumbered.
13756 (ECF_LOOPING_OR_CONST_P): New macro.
13757 * rtlanal.c (pure_const_p): Removed.
13758 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13759 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13760 to RTL_CONST_CALL_P.
13761 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13762 (check_decl, check_tree, check_call, scan_function): Initialize
13764 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13765 (static_execute): Set looping true for recursive functions.
13766 Undo setting state to IPA_NEITHER for recursive functions.
13767 * cse.c (cse_insn):
13768 * ifcvt.c (noce_can_store_speculate_p): Changed
13769 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13770 RTL_CONST_OR_PURE_CALL_P.
13771 * dse.c (scan_insn): Ditto.
13772 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13773 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13774 RTL_CONST_OR_PURE_CALL_P.
13775 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13776 pure_call_p to RTL_CONST_CALL_P.
13777 * gimplify.c (gimplify_call_expr): Clear side effects for
13778 non-looping pure and constant calls.
13779 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13780 (flags_from_decl_or_type): Set ecf flags from decl flags.
13781 (initialize_argument_information): Turn off
13782 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13783 Change const to pure if callee_copies is true rather than just
13785 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13786 way of marking pure calls.
13787 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13788 Remove hack that was supposed to fix pr7335 and remove old
13789 way of marking pure calls.
13790 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13791 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13792 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13793 RTL_CONST_OR_PURE_CALL_P.
13794 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13795 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13796 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13797 * sched-deps.c (schedule_analyze): Ditto.
13798 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13799 return_val field of calls to represent pure and const function info.
13800 (CONST_OR_PURE_CALL_P): Deleted macro.
13801 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13802 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13803 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13805 * tree-optimize.c (execute_fixup_cfg): Added test for
13806 ECF_LOOPING_CONST_OR_PURE.
13807 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13809 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13810 effects for looping pure or const calls.
13811 (verify_gimple_expr): Added verification code.
13812 * config/alpha/alpha.c (alpha_legitimize_address,
13813 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13815 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13816 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13817 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13818 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13819 RTL_CONST_OR_PURE_CALL_P.
13820 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13821 and const calls to be deleted.
13823 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13826 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13827 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13828 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13829 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13830 to handle nonimmediate operands.
13831 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13832 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13833 to handle nonimmediate operands.
13834 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13835 (mmx_pmulhrwv4hi3): New expander. Use
13836 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13837 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13838 (sse2_umulv1siv1di3): New expander. Use
13839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13840 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13841 (mmx_eq<mode>3): New expander. Use
13842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13843 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13844 (mmx_uavgv8qi3): New expander. Use
13845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13846 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13847 (mmx_uavgv4hi3): New expander. Use
13848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13850 * config/i386/sse.md
13851 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13852 to handle nonimmediate operands.
13853 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13854 to handle nonimmediate operands.
13855 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13856 to handle nonimmediate operands.
13857 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13858 to handle nonimmediate operands.
13859 (sse2_unpckhpd_exp): New expander. Use
13860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13861 (sse2_unpcklpd_exp): New expander. Use
13862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13863 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13864 to handle nonimmediate operands.
13865 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13866 to handle nonimmediate operands.
13867 (*sse2_<plusminus_insn><mode>3): Rename from
13868 sse2_<plusminus_insn><mode>3 insn pattern.
13869 (sse2_<plusminus_insn><mode>3): New expander. Use
13870 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13871 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13872 (sse2_umulv2siv2di3): New expander. Use
13873 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13874 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13875 (sse4_1_mulv2siv2di3): New expander. Use
13876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13877 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13878 (sse2_pmaddwd): New expander. Use
13879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13880 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13881 (sse2_eq<mode>3): New expander. Use
13882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13883 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13884 (sse4_1_eqv2di3): New expander. Use
13885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13886 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13887 (sse2_uavgv16qi3): New expander. Use
13888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13889 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13890 (sse2_uavgv16qi3): New expander. Use
13891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13892 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13893 (sse2_uavgv8hi3): New expander. Use
13894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13895 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13896 (ssse3_pmulhrswv8hi3): New expander. Use
13897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13898 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13899 (ssse3_pmulhrswv4hi3): New expander. Use
13900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13902 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13903 (<sse>_vmmul<mode>3): Ditto.
13904 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13906 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13907 (ssse3_pmaddubsw): Ditto.
13909 * config/i386/i386.c (struct_builtin_description)
13910 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13911 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13912 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13913 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13914 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13915 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13916 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13917 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13918 (ix86_fixup_binary_operands): Assert that src1
13919 and src2 must have the same mode when swapped.
13920 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13921 and ix86_binary_operator_ok. Do not force operands in registers
13924 2008-05-07 Jan Hubicka <jh@suse.cz>
13926 * cgraph.c (dump_cgraph_node): Update.
13927 * cgraph.h (cgraph_local_info): Break out inline summary.
13928 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13930 * ipa-inline (inline_summary): New accestor function.
13931 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13932 cgraph_decide_inlining, compute_inline_parameters): Update.
13933 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13935 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13937 Cleanup ColdFire scheduling support and add V4 pipeline model.
13939 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13940 (define_attr cpu): Add cfv4 value.
13941 (define_attr type, define_attr type1): Merge into a single 'type'
13942 attribute. Update all uses.
13943 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13944 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13946 (define_attr opx_mem, define_attr opy_mem): Remove.
13947 (define_attr op_mem): Clean up, update comment.
13948 (define_attr size): Use specific values instead of general int.
13949 (define_attr guess, define_attr split): Remove. Update all uses.
13950 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13951 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13952 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13953 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13954 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13955 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13956 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13957 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13958 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13959 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13960 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13961 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13962 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13963 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13964 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13965 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13966 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13967 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13968 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13969 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13970 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13971 Update or set attributes.
13972 (stack_tie): New fake instruction.
13974 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13975 (m68k_sched_attr_size): Update declaration.
13976 (m68k_sched_attr_type2): Remove.
13977 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13978 Declare new bypass predicates.
13980 * config/m68k/m68k.c (m68k_sched_issue_rate,
13981 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13983 (TARGET_SCHED_ISSUE_RATE,
13984 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13985 (override_options): Handle scheduling for ColdFire V4 core.
13986 (m68k_expand_prologue): Emit stack_tie.
13987 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13988 'OP_TYPE_FPN'. Update all uses.
13989 (sched_guess_p): Remove.
13990 (sched_address_type): Handle symbolic addresses.
13991 (sched_get_operand): New static function.
13992 (sched_operand_type): Merge into sched_attr_op_type.
13993 (sched_attr_op_type): Handle FP registers, handle quick constants,
13995 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13996 (m68k_sched_attr_size): Update. Move logic to ...
13997 (sched_get_attr_size_int): New static function.
13998 (sched_get_opxy_mem_type): New static function.
13999 (m68k_sched_attr_op_mem): Update.
14000 (m68k_sched_attr_type2): Remove.
14001 (sched_cfv4_bypass_data): New static variable.
14002 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14003 (m68k_sched_issue_rate): Implement scheduler hook.
14004 (struct _sched_ib: enabled_p): New field.
14005 (m68k_sched_variable_issue): Update. Handle V4.
14006 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14007 sched_dump_class_func_t, sched_dump_split_class,
14008 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14009 sched_dump_dfa_class, m68k_sched_dump): Remove.
14010 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14012 (m68k_sched_init_global): Remove statisctics dumping, introduce
14013 sanity check that all instructions have pipeline reservations. Handle
14015 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14016 Handle ColdFire V4 core.
14017 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14018 New static functions.
14019 (m68k_sched_address_bypass_p): New bypass predicate.
14020 (sched_get_indexed_address_scale): New static function.
14021 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14023 * cf.md: Update comments.
14024 (define_attr type2): Remove. Use 'type' attribute instead.
14026 (cf_ib): Rename to cfv123_ib. Update all uses.
14027 (cf_oep): Rename to cfv123_oep. Update all uses.
14028 (cf_chr): Rename to cfv123_chr. Update all uses.
14029 (cf_mem): Rename to cfv123_mem. Update all uses.
14030 (cf_mac): Move to more appropriate place.
14031 (cfv123_guess): New automaton and cpu_unit.
14032 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14033 Update uses of 'size' attribute. Handle before reload scheduling.
14034 (cfv123_guess): New dummy reservation for unhandled instructions.
14035 (cfv4_*): Pipeline description of ColdFire V4 core.
14036 (ignore): New reservation to handle 'ignore' type.
14038 2008-05-07 Ian Lance Taylor <iant@google.com>
14040 PR middle-end/36013
14041 * gimplify.c (find_single_pointer_decl_1): Don't look through
14043 (find_single_pointer_decl): Adjust comments.
14045 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14047 PR middle-end/36137
14048 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14049 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14051 PR middle-end/36106
14052 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14053 integral type rather than floating point, then VIEW_CONVERT_EXPR
14054 to the floating point type.
14056 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14058 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14059 TFmode op0 to register.
14061 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14063 * c-decl.c (grokdeclarator): Comment typo.
14065 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14067 * tree-flow.h: Remove prototype for computed_goto_p.
14068 * tree-cfg.c (computed_goto_p): Make static.
14070 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14073 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14074 (contains_aligned_value_p): This. Handle _Decimal128.
14075 (ix86_function_arg_boundary): Only align _Decimal128 to its
14076 natural boundary and handle it properly.
14078 2008-05-06 Martin Jambor <mjambor@suse.cz>
14080 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14081 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14082 (ipcp_method_set_orig_node): Removed.
14083 (ipcp_cval_get_cvalue_type): Removed.
14084 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14085 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14086 (ipcp_cval_set_cvalue_type): Removed.
14087 (ipcp_cval_get_cvalue): Removed.
14088 (ipcp_cval_set_cvalue): Removed.
14089 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14090 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14091 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14092 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14093 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14094 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14095 (ipcp_get_ith_lattice): Changed parameters.
14096 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14097 (ipcp_lattice_from_jfunc): Changed parameters.
14098 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14099 (ipcp_method_cval_print): Added temporary variable info.
14100 (ipcp_redirect): Removed already unused local variable caller.
14101 (ipcp_redirect): New temporary variable orig_callee_info
14102 (ipcp_redirect): Removed newly unused local variable callee.
14103 (ipcp_redirect): Removed (a bit confusing) local variable type.
14104 (ipcp_insert_stage): Added local variable info.
14105 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14107 (ipcp_formal_create): Removed.
14108 (ipcp_method_cval_set): Removed.
14109 (ipcp_propagate_stage): Renamed lattice variables.
14110 (ipcp_method_cval_set_cvalue_type): Removed.
14111 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14112 (ipcp_print_all_lattices): Changed printed strings to refer to
14113 lattices rather than cvals.
14114 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14115 (ipcp_propagate_const): Changed formal parameters.
14116 (build_const_val): Changed formal parameters.
14117 (ipcp_insert_stage): Removed useless variable cvalue
14118 (build_const_val): Changed formal parameters.
14119 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14120 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14121 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14122 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14123 (ipcp_print_func_profile_counts): Changed string from "method" to
14125 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14126 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14127 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14128 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14129 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14130 (ipcp_lat_is_const): Changed parameters and made inline.
14131 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14132 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14133 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14134 the predicate condition directly
14135 (ipcp_propagate_stage): Added local variable args. Removed local
14136 variable callee. (Both are mere code simplifications.)
14137 (ipcp_method_dont_insert_const): Renamed to
14138 ipcp_node_not_modifiable_p.
14139 (ipcp_node_not_modifiable_p): Made inline.
14140 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14141 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14142 (ipcp_print_all_lattices): Removed variable cvalue
14143 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14146 2008-05-06 Olivier Hainque <hainque@adacore.com>
14148 * tree-sra.c (try_instantiate_multiple_fields): Early return
14149 if field has POINTER_TYPE.
14151 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14153 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14154 by using 'q' specifier for instruction.
14155 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14157 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14159 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14160 Change mode of zero_extract from QImode to HImode.
14161 (sign bit tests peepholes): (Ditto.).
14163 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14165 * config/i386/mmx.md: Remove double backslashes from asm templates.
14166 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14167 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14168 to handle nonimmediate operands.
14169 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14170 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14171 to handle nonimmediate operands.
14172 (*mmx_<code>v2sf3_finite): New insn pattern.
14173 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14174 (mmx_<code>v2sf3): New expander. Use
14175 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14176 (mmx_<plusminus_insn><mode>3): New expander. Use
14177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14178 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14179 (mmx_add<mode>3): Removed.
14180 (mmx_ssadd<mode>3): Ditto.
14181 (mmx_usadd<mode>3): Ditto.
14182 (mmx_sub<mode>3): Ditto.
14183 (mmx_sssub<mode>3): Ditto.
14184 (mmx_ussub<mode>3): Ditto.
14185 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14186 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14187 to handle nonimmediate operands.
14188 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14190 (mmx_smulv4hi3_highpart): New expander. Use
14191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14192 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14194 (mmx_umulv4hi3_highpart): New expander. Use
14195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14196 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14197 (mmx_<code>v4hi3): New expander. Use
14198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14199 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14200 (mmx_<code>v8qi3): New expander. Use
14201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14202 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14203 (mmx_<code><mode>3): New expander. Use
14204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14206 2008-05-05 Jan Hubicka <jh@suse.cz>
14208 PR tree-optimization/36118
14209 * passes.c (pass_init_dump_file): Fix dump header.
14211 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14213 PR middle-end/36141
14214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14215 VCE for function decls.
14217 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14219 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14221 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14223 * config/i386/i386.md (sat_plusminus): New.
14224 (plusminus_insn): Likewise.
14225 (plusminus_mnemonic): Likewise.
14227 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14228 (*<addsub><mode>3_cc_overflow): Renamed to ...
14229 (*<plusminus_insn><mode>3_cc_overflow): This.
14230 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14231 (*<plusminus_insn>si3_zext_cc_overflow): This.
14233 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14234 (<plusminus_insn><mode>3): This.
14235 (*<addsub><mode>3): Renamed to ...
14236 (*<plusminus_insn><mode>3): This.
14237 (<sse>_vm<addsub><mode>3): Renamed to ...
14238 (<sse>_vm<plusminus_insn><mode>3): This.
14239 (sse3_h<addsub>v4sf3): Renamed to ...
14240 (sse3_h<plusminus_insn>v4sf3): This.
14241 (sse3_h<addsub>v2df3): Renamed to ...
14242 (sse3_h<plusminus_insn>v2df3): This.
14243 (<plusminus_insn><mode>3): New.
14244 (*<plusminus_insn><mode>3): Likewise.
14245 (sse2_<plusminus_insn><mode>3): Likewise.
14246 (add<mode>): Removed.
14247 (*add<mode>3): Likewise.
14248 (sse2_ssadd<mode>3): Likewise.
14249 (sse2_usadd<mode>3): Likewise.
14250 (sub<mode>3): Likewise.
14251 (*sub<mode>3): Likewise.
14252 (sse2_sssub<mode>3): Likewise.
14253 (sse2_ussub<mode>3): Likewise.
14255 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14257 * gthr-single.h: Add in required interface elements as per gthr.h.
14258 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14259 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14260 Generalize UNUSED macro.
14261 (__gthread_once): Add.
14262 (__gthread_key_create): Add.
14263 (__gthread_key_delete): Add.
14264 (__gthread_getspecific): Add.
14265 (__gthread_setspecific): Add.
14267 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14270 the same size types for the indirect reference on the rhs, then
14273 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14275 * config/i386/i386.md
14276 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14277 one insn template instead of template series.
14278 (*xordi_1_rex64): Ditto.
14279 (*xordi_2_rex64): Ditto.
14281 2008-05-05 Ira Rosen <irar@il.ibm.com>
14283 PR tree-optimization/36119
14284 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14287 2008-06-04 Jan Hubicka <jh@suse.cz>
14289 tree-optimization/36100
14290 * tree-pass.h (pass_O0_always_inline): Declare.
14291 * ipa-inline.c (inline_transform): Remove dead code.
14292 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14293 pass_O0_always_inline): New.
14294 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14296 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14298 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14299 mnemonic in this_param move for TARGET_64BIT.
14301 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14303 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14304 (*strmovsi_rex_1): Ditto.
14305 (*strsetsi_1): Ditto.
14306 (*strsetsi_rex_1): Ditto.
14308 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14309 adddicc expanders using SWI mode iterator.
14311 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14314 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14317 2008-05-04 David S. Miller <davem@davemloft.net>
14319 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14320 (sparc*-*-linux*): Use linux.h in tm_file.
14321 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14322 compiler defaulting to 32-bit.
14323 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14325 * config/sparc/linux.h: Remove definitions now obtained
14326 properly from linux.h
14327 * config/sparc/linux64.h: Likewise.
14328 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14329 don't want this setting for 32-bit builds in a biarch compiler.
14330 * doc/install.texi: Add sparc-linux to list of targets
14331 supporting --enable-targets=all.
14333 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14335 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14337 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14339 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14340 after V4SI_FTYPE_V8HI.
14341 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14342 case V4SI_FTYPE_V2DF.
14344 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14346 * doc/invoke.texi (max-flow-memory-locations): Removed.
14347 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14349 2008-05-03 Richard Guenther <rguenther@suse.de>
14351 PR middle-end/34973
14352 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14354 2008-05-02 David S. Miller <davem@davemloft.net>
14356 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14358 2008-05-02 Simon Baldwin <simonb@google.com>
14361 * c-common.h (warn_array_subscript_range): Removed.
14362 * c-common.c (warn_array_subscript_range): Ditto.
14363 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14364 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14366 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14368 * config/i386/i386.c (ix86_special_builtin_type): New.
14369 (bdesc_special_args): Likewise.
14370 (ix86_expand_special_args_builtin): Likewise.
14371 (ix86_init_mmx_sse_builtins): Updated.
14372 (ix86_expand_builtin): Updated.
14373 (ix86_expand_store_builtin): Removed.
14374 (ix86_expand_unop_builtin): Likewise.
14376 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14377 * config/i386/mmintrin.h (__v2sf): Here.
14379 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14381 (_mm_loadl_pi): Likewise.
14382 (_mm_storeh_pi): Replace __v2si with __v2sf.
14383 (_mm_storel_pi): Likewise.
14385 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14386 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14387 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14388 __builtin_ia32_loadlpd.
14390 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14392 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14393 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14394 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14395 (ix86_init_mmx_sse_builtins): Updated.
14396 (ix86_expand_args_builtin): Likewise.
14397 (ix86_expand_builtin): Likewise.
14398 (ix86_expand_unop1_builtin): Renamed to ...
14399 (ix86_expand_unop_vec_merge_builtin): This.
14401 2008-05-01 Jan Hubicka <jh@suse.cz>
14404 * ipa-inline.c (inline_generate_summary): Make static.
14405 (inline_transform): Do not call inlining at -O0; make static.
14406 * passes.c (execute_todo): Add sanity check.
14407 (execute_one_ipa_transform_pass): Execute proper flags.
14409 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14411 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14412 (DECL_NONADDRESSABLE_P): Likewise.
14413 * alias.c (record_component_aliases): Fix comment.
14415 2008-05-01 Simon Baldwin <simonb@google.com>
14417 * c-common.h (warn_array_subscript_range): New function.
14418 * c-common.c (warn_array_subscript_range): Ditto.
14419 * tree-vrp.c (check_array_ref): Corrected code to agree with
14420 comment, ignoring only arrays of size 0 or size 1.
14421 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14423 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14425 * config/i386/i386.c (ix86_builtin_type): Replace
14426 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14427 (bdesc_args): Updated.
14428 (ix86_init_mmx_sse_builtins): Likewise.
14429 (ix86_expand_args_builtin): Likewise.
14431 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14434 * doc/extend.texi: Correct __builtin_ia32_palignr.
14436 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14439 * config/i386/i386.c (bdesc_crc32): Removed.
14440 (ix86_expand_crc32): Likewise.
14441 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14442 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14443 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14444 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14445 UINT_FTYPE_UINT_UCHAR.
14446 (bdesc_args): Updated. Add crc32 builtins.
14447 (ix86_init_mmx_sse_builtins): Updated.
14448 (ix86_expand_args_builtin): Updated to support subreg.
14450 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14452 2008-05-01 Jan Hubicka <jh@suse.cz>
14454 * tree-pass.h (opt_pass): Add IPA_PASS.
14455 (varpool_node, cgraph_node): Forward declare.
14456 (ipa_opt_pass): Define.
14457 (pass_ipa_inline): Turn into ipa_opt_pass.
14458 (pass_apply_inline): Remove.
14459 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14460 (apply_inline): Turn into ....
14461 (inline_transform): ... this one.
14462 (inline_generate_summary): New function.
14463 (pass_apply_inline): Remove.
14464 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14466 (struct function): Add ipa_transforms_to_apply.
14467 * passes.c (register_one_dump_file): Work on IPA_PASS.
14468 (init_optimization_passes): Remove pass_inline_parameters and
14470 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14471 (execute_one_pass) ... here; apply transforms when possible.
14472 (add_ipa_transform_pass, execute_ipa_summary_asses,
14473 execute_one_ipa_transform_pass): New.
14474 (execute_ipa_pass_list): Update for IPA_PASS type.
14476 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14478 * config/i386/i386.c (ix86_builtin_type): Add
14479 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14480 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14481 (bdesc_args): Add SSE4a builtins.
14482 (ix86_init_mmx_sse_builtins): Updated.
14483 (ix86_expand_args_builtin): Likewise.
14484 (ix86_expand_builtin): Likewise.
14486 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14488 * config/i386/i386.c (ix86_builtin_type): Add
14489 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14490 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14491 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14492 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14493 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14494 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14495 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14496 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14497 and DI_FTYPE_DI_DI_INT.
14498 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14499 (ix86_init_mmx_sse_builtins): Updated.
14500 (ix86_expand_args_builtin): Likewise.
14501 (ix86_expand_builtin): Likewise.
14502 (ix86_expand_binop_imm_builtin): Removed.
14504 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14506 2008-04-30 Richard Guenther <rguenther@suse.de>
14508 PR tree-optimization/32921
14509 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14511 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14513 * config/arm/arm.c (arm_unwind_emit): Use
14514 crtl->all_throwers_are_sibcalls instead of
14515 cfun->all_throwers_are_sibcalls.
14516 (arm_output_fn_unwind): Likewise.
14517 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14518 instead of cfun->uses_pic_offset_table.
14519 (frv_expand_prologue): Likewise.
14520 (frv_frame_pointer_required): Likewise.
14521 (frv_expand_fdpic_call): Likewise.
14522 (frv_emit_movsi): Likewise.
14523 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14524 cfun->returns_pcc_struct instead of
14525 current_function_returns_pcc_struct.
14526 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14527 instead of cfun->calls_eh_return.
14528 (m32c_pushm_popm): Likewise.
14529 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14530 "extern" declaration.
14532 2008-04-30 Richard Guenther <rguenther@suse.de>
14534 PR tree-optimization/21636
14535 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14537 (evaluate_stmt): Print the likely value.
14538 (ccp_visit_stmt): Avoid excessive vertical spacing.
14540 2008-04-30 Rafael Espíndola <espindola@google.com>
14542 * builtins.c (fold_call_expr): Return realret.
14543 * tree-ssa-threadedge.c
14544 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14545 __builtin_object_size.
14547 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14549 * gcc.c (wrapper_string): New variable.
14550 (insert_wrapper): New function.
14551 (execute): New option -wrapper.
14552 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14554 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14556 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14557 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14558 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14560 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14561 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14562 config/rs6000/e500crtres64gprctr.asm,
14563 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14564 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14565 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14566 config/rs6000/e500crtsav64gprctr.asm,
14567 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14568 config/rs6000/e500crtsavg64gprctr.asm: New files.
14569 * config/rs6000/t-ppccomm: Add build rules for new files.
14570 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14571 * config/rs6000/t-netbsd: Add build rules for new files.
14572 (LIB2FUNCS_STATIC_EXTRA): New variable.
14573 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14574 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14575 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14577 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14579 * config/i386/i386.c (ix86_builtin_type): Add
14580 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14581 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14582 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14583 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14584 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14585 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14586 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14587 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14588 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14589 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14590 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14591 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14592 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14593 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14594 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14595 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14596 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14597 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14598 V1DI_FTYPE_V2SI_V2SI.
14599 (bdesc_2arg): Moved to ...
14600 (bdesc_args): Here.
14601 (ix86_init_mmx_sse_builtins): Updated.
14602 (ix86_expand_args_builtin): Updated. Take a pointer
14603 to const struct builtin_description. Handle comparison
14605 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14606 (ix86_expand_builtin): Updated.
14608 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14609 (ssse3_pmaddubsw128): This.
14610 (ssse3_pmaddubswv4hi3): Renamed to ...
14611 (ssse3_pmaddubsw): This.
14613 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14614 (__builtin_ia32_packssdw128): Likewise.
14615 (__builtin_ia32_packuswb128): Likewise.
14616 (__builtin_ia32_pmaddubsw): Likewise.
14617 (__builtin_ia32_pmaddubsw128): Likewise.
14619 2008-04-30 Richard Guenther <rguenther@suse.de>
14621 PR tree-optimization/14847
14622 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14623 (recognize_bits_test): Use it.
14624 (recognize_single_bit_test): Likewise.
14626 2008-04-30 Martin Jambor <mjambor@suse.cz>
14628 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14629 instead of setting number of formal parameters to zero.
14630 (ipcp_init_stage): Do not set the number of actual parameters to zero
14632 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14633 which are called with variable number of arguments.
14634 (ipcp_insert_stage): Explicitely skipping all nodes which are
14635 called with variable number of arguments.
14636 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14637 number of parameters.
14639 * ipa-prop.h (struct ipa_node_params): Added flag
14640 called_with_var_arguments
14641 (ipa_set_param_count): Added. Changed sole setter to use it.
14642 (ipa_get_param_count): Added. All readers of param_count
14643 converted to use it instead.
14644 (ipa_set_called_with_variable_arg): Added.
14645 (ipa_is_called_with_var_arguments): Added.
14646 (ipa_get_ith_param): Added. All readers of param_decls converted
14648 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14650 (ipa_get_cs_argument_count): Added, all readers of argument_count
14652 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14655 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14656 (struct ipcp_lattice): Renamed cval_type to type
14657 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14659 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14660 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14661 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14662 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14663 (build_const_val): Changed the type of parameter cvalue to tree
14664 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14665 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14667 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14670 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14671 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14672 (ipa_add_method): Renamed to ipa_push_func_to_list
14673 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14674 (ipa_callsite_param_count): Removed.
14675 (ipa_callsite_param_count_set): Removed.
14676 (ipa_callsite_param): Removed.
14677 (ipa_callsite_callee): Removed.
14678 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14679 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14680 (ipa_method_formal_count): Removed.
14681 (ipa_method_formal_count_set): Removed.
14682 (ipa_method_get_tree): Removed.
14683 (ipa_method_tree_map_create): Removed.
14684 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14685 (ipa_create_param_decls_array): Creates the array itself
14686 (ipa_create_param_decls_array): Temporary variable info instead of
14687 a few dereferences.
14688 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14689 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14690 (get_type): Removed.
14691 (ipa_jf_get_info_type): Removed.
14692 (ipa_node_create): Renamed to ipa_create_node_params
14693 (ipa_free): Renamed to ipa_free_all_node_params
14694 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14695 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14696 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14697 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14698 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14699 ipa_free_all_edge_args
14700 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14701 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14702 (ipa_create_methodlist_node): Removed.
14703 (ipa_methodlist_method): Removed.
14704 (ipa_methodlist_method_set): Removed.
14705 (ipa_methodlist_next_method): Removed.
14706 (ipa_methodlist_next_method_set): Removed.
14707 (ipa_method_is_modified): Removed.
14708 (ipa_method_modify_create): Removed.
14709 (ipa_method_modify_init): Temporary variable info instead of a few
14711 (ipa_detect_param_modifications): Temporary variable info instead of
14712 a few dereferences.
14713 (ipa_compute_jump_functions): Temporary variable info instead of
14714 a few dereferences.
14715 (ipa_method_modify_set): Removed.
14716 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14717 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14718 than craph_node as the first parameter.
14719 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14720 (ipa_method_modify_init): Removed.
14721 (ipa_compute_jump_functions): Added a temp variable instead of
14722 repeatadly dereferencing the cgraph_edge.aux pointer
14723 (ipa_callsite_param_set_type): Removed.
14724 (ipa_compute_jump_functions): i renamed to index and moved to
14726 (ipa_callsite_param_set_info_type_formal): Removed.
14727 (ipa_callsite_param_set_info_type): Removed.
14728 (ipa_callsite_param_map_create): Removed.
14729 (ipa_callsite_tree): Removed.
14730 (ipa_callsite_caller): Removed.
14731 (ipa_pop_func_from_list): return_method removed to return_func
14733 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14734 prefixed all values with IPA_. Changed all users.
14735 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14736 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14737 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14738 (union parameter_info): Renamed to jump_func_value.
14739 (union jump_func_value): Renamed value to constant
14740 (struct ipa_jump_func): Renamed info_type to value
14741 (struct ipa_node): Renamed to ipa_node_params
14742 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14743 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14744 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14745 (struct ipa_edge): Renamed to ipa_edge_args
14746 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14747 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14748 (struct ipa_methodlist): Renamed to ipa_func_list
14749 (struct ipa_func_list): method_p renamed to node, next_method
14751 (ipa_methodlist_p): Removed, switched all users to struct pointer
14752 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14754 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14756 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14757 (rs6000_emit_epilogue): Use backchain to restore only when we
14758 have a large frame. Make use of frame pointer to restore if we
14759 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14761 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14763 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14764 Add mode to zero_extract.
14765 (sign bit tests peepholes): (Ditto.).
14767 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14770 Instructions in comments with SSE3.
14771 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14772 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14773 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14774 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14775 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14776 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14777 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14778 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14779 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14780 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14781 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14782 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14783 (bdesc_sse_args): Renamed to ...
14784 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14785 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14786 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14787 IX86_BUILTIN_FABSQ.
14788 (bdesc_1arg): Moved to ...
14789 (bdesc_args): Here.
14790 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14791 Instructions in comments with SSE3.
14792 (ix86_expand_sse_operands_builtin): Renamed to ...
14793 (ix86_expand_args_builtin): This. Updated.
14794 (ix86_expand_unop1_builtin): Update comments.
14795 (ix86_expand_builtin): Updated.
14797 2008-04-29 Richard Guenther <rguenther@suse.de>
14799 PR tree-optimization/36078
14800 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14801 Update virtual SSA form after cleaning up the CFG.
14803 2008-04-29 Richard Guenther <rguenther@suse.de>
14805 PR middle-end/15255
14806 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14808 2008-04-29 Richard Guenther <rguenther@suse.de>
14810 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14811 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14812 (compute_flow_insensitive_aliasing): Do not treat
14813 PTR_IS_REF_ALL pointers special.
14814 (get_smt_for): Likewise.
14815 (may_alias_p): Re-structure.
14816 (is_escape_site): A ref-all pointer conversion is not an escape site.
14817 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14818 PTR_IS_REF_ALL pointers special.
14819 * tree-ssa-structalias.h (struct alias_info): Remove
14820 ref_all_symbol_mem_tag field.
14821 (PTR_IS_REF_ALL): Remove.
14823 2008-04-29 Richard Guenther <rguenther@suse.de>
14825 PR middle-end/36077
14826 * fold-const.c (extract_muldiv_1): In combining division constants
14827 make sure to never overflow.
14829 2008-04-29 Nick Clifton <nickc@redhat.com>
14831 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14833 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14836 * optc-gen.awk: Work around HP-UX/IA awk bug.
14838 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14840 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14843 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14846 * config/i386/i386.md
14847 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14848 Change operand 1 predicate to nonimmediate_operand.
14850 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14853 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14855 * gengtype.c (walk_type, write_func_for_structure): Handle
14857 * doc/gty.texi: Document chain_circular.
14859 2008-04-28 Richard Guenther <rguenther@suse.de>
14861 PR tree-optimization/36066
14862 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14865 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14868 * config/i386/i386.md
14869 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14870 Use match_scratch instead of match_operand for operands 3 and 4.
14872 2008-04-27 Richard Guenther <rguenther@suse.de>
14874 PR tree-optimization/18754
14875 PR tree-optimization/34223
14876 * tree-pass.h (pass_complete_unrolli): Declare.
14877 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14878 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14879 Rewrite loop into loop closed SSA form if it is not already.
14880 (tree_unroll_loops_completely): Re-structure to iterate over
14881 innermost loops with intermediate CFG cleanups.
14882 Unroll outermost loops only if requested or the code does not grow
14884 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14885 loops are available.
14886 (tree_vectorize): Instead do so here.
14887 (tree_complete_unroll): Also unroll outermost loops.
14888 (tree_complete_unroll_inner): New function.
14889 (gate_tree_complete_unroll_inner): Likewise.
14890 (pass_complete_unrolli): New pass.
14891 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14892 uses outside of the loop.
14893 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14894 form if it is available.
14895 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14896 * passes.c (init_optimization_passes): Schedule complete inner
14897 loop unrolling pass before the first CCP pass after final inlining.
14899 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14901 * targhooks.h (default_emutls_var_fields,
14902 default_emutls_var_init): Declare.
14903 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14904 * target.h (struct gcc_target): Add struct emutls member.
14905 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14906 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14907 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14908 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14909 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14910 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14911 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14912 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14913 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14914 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14915 emit debug information.
14916 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14917 * varasm.c: Include targhooks.h.
14918 (emutls_object_section, emutls_tmpl_section): New.
14919 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14920 (EMUTLS_SEPARATOR): New.
14921 (prefix_name): New.
14922 (get_emutls_object_name): New.
14923 (default_emutls_var_fields): New, broken out of ...
14924 (get_emutls_object_type): ... here. Adjust to use target hooks.
14925 (get_emutls_init_templ_addr): Adjust to use target hooks.
14926 (emutls_decl): Adjust to use target hooks.
14927 (emutls_finish): Likewise.
14928 (default_emutls_var_init): New, broken out of ...
14929 (assemble_variable): ... here. Adjust to use target hooks.
14930 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14931 SECCAT_EMUTLS_TMPL.
14932 * c-common.c (handle_section_attribute): Prevent overriding
14933 sections for emulated tls with special sections.
14934 * config/i386/i386.c (x86_64_elf_select_section): Add
14935 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14936 (x86_64_elf_unique_section): Likewise.
14937 * config/vxworks.c: Include tree.h.
14938 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14939 (vxworks_override_options): Set TLS scheme.
14940 * doc/tm.texi (Emulated TLS): New node.
14942 2008-04-26 Simon Baldwin <simonb@google.com>
14945 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14946 with propagated string constants.
14948 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14950 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14951 constraint for operand 2 when operand 0 is memory operand.
14952 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14953 operand 0 is memory operand.
14954 (fix_trunc<mode>_i387_with_temp): Ditto.
14955 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14956 operand 2 when operand 1 is memory operand.
14957 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14958 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14959 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14960 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14961 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14962 operands 2,3 and 4 when operand 1 is memory operand.
14963 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14965 (fistdi2_floor_with_temp): Ditto.
14966 (fist<mode>2_floor_with_temp): Ditto.
14967 (fistdi2_ceil_with_temp): Ditto.
14968 (fist<mode>2_ceil_with_temp): Ditto.
14969 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14971 2008-04-26 David Daney <ddaney@avtrex.com>
14973 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14975 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14976 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14977 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14978 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14979 (compare_and_swap_12): New insn.
14980 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14981 * config/mips/mips.c (mips_force_binary): New function.
14982 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14983 (mips_expand_compare_and_swap_12): New function.
14984 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14986 2008-04-25 Jan Hubicka <jh@suse.cz>
14989 * cfgexpand.c (pass_expand): Turn into RTL pass.
14990 * passes.c (execute_one_pass): Do pass typechecking after execution.
14991 * tree-pass.h (pass_expand): Turn into RTL pass.
14993 * function.h (struct rtl_data): Move here fields
14994 accesses_prior_frames, calls_eh_return, saves_all_registers,
14995 has_nonlocal_goto, has_asm_statement, is_thunk,
14996 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14997 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14998 arg_pointer_save_area_init from struct function; turn into bool.
14999 (struct function): Move
15000 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15001 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15002 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15003 tail_call_emit, arg_pointer_save_area_init
15004 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15005 (current_function_returns_struct, current_function_returns_pcc_struct,
15006 current_function_calls_setjmp, current_function_calls_alloca,
15007 current_function_accesses_prior_frames,
15008 current_function_calls_eh_return, current_function_is_thunk,
15009 current_function_stdarg, current_function_profile,
15010 current_function_limit_stack, current_function_uses_pic_offset_table,
15011 current_function_uses_const_pool, current_function_has_nonlocal_label,
15012 current_function_saves_all_registers,
15013 current_function_has_nonlocal_goto,
15014 current_function_has_asm_statement): Remove accesor macros.
15015 * ra-conflict.c (global_conflicts): Update.
15016 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15017 (suitable_for_tail_call_opt_p): Update.
15018 * builtins.c (expand_builtin_return_addr): Update.
15019 (expand_builtin_setjmp_setup): Update.
15020 (expand_builtin_nonlocal_goto): Update.
15021 * final.c (final_start_function): Update.
15022 (profile_function): Update.
15023 (leaf_function_p): Update.
15024 (only_leaf_regs_used): Update.
15025 * df-scan.c (df_get_exit_block_use_set): Update.
15026 * dojump.c (clear_pending_stack_adjust): Update.
15027 * tree-stdarg.c (gate_optimize_stdarg): Update.
15028 * gimple-low.c (lower_function_body): Update.
15029 * global.c (compute_regsets): Update.
15030 (global_alloc): Update.
15031 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15032 * expr.c (expand_assignment): Update.
15033 * dse.c (dse_step0): Update.
15034 (dse_step1): Update.
15035 * c-decl.c (store_parm_decls): Update.
15036 * local-alloc.c (combine_regs): Update.
15037 (find_free_reg): Update.
15038 * function.c (assign_parms_augmented_arg_list): Update.
15039 (assign_parm_find_data_types): Update.
15040 (assign_parms): Update.
15041 (allocate_struct_function): Update.
15042 (expand_function_start): Update.
15043 (expand_function_end): Update.
15044 (get_arg_pointer_save_area): Update.
15045 (thread_prologue_and_epilogue_insns): Update.
15046 (rest_of_match_asm_constraints): Update.
15047 * stor-layout.c (variable_size): Update.
15048 * gcse.c (gcse_main): Update.
15049 (bypass_jumps): Update.
15050 * gimplify.c (gimplify_function_tree): Update.
15051 * calls.c (emit_call_1): Update.
15052 (expand_call): Update.
15053 * bt-load.c (compute_defs_uses_and_gen): Update.
15054 * except.c (sjlj_assign_call_site_values): Update.
15055 (sjlj_emit_function_enter): Update.
15056 (can_throw_external): Update.
15057 (set_nothrow_function_flags): Update.
15058 (expand_builtin_unwind_init): Update.
15059 (expand_eh_return): Update.
15060 (convert_to_eh_region_ranges): Update.
15061 (output_function_exception_table): Update.
15062 * emit-rtl.c (gen_tmp_stack_mem): Update.
15063 * cfgexpand.c (expand_used_vars): Update.
15064 (tree_expand_cfg): Update.
15065 * cfgcleanup.c (rest_of_handle_jump): Update.
15066 * explow.c (allocate_dynamic_stack_space): Update.
15067 * varasm.c (assemble_start_function): Update.
15068 (force_const_mem): Update.
15069 (mark_constant_pool): Update.
15070 * tree-optimize.c (tree_rest_of_compilation): Update.
15071 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15072 * tree-cfg.c (notice_special_calls): Update.
15073 (is_ctrl_altering_stmt): Update.
15074 (tree_can_make_abnormal_goto): Update.
15075 (tree_purge_dead_abnormal_call_edges): Update.
15076 * config/alpha/predicates.md: Update.
15077 * config/alpha/alpha.c (alpha_sa_mask): Update.
15078 (alpha_sa_size): Update.
15079 (alpha_does_function_need_gp): Update.
15080 (alpha_expand_prologue): Update.
15081 (alpha_start_function): Update.
15082 (alpha_output_function_end_prologue): Update.
15083 (alpha_expand_epilogue): Update.
15084 * config/frv/frv.c (frv_stack_info): Update.
15085 (frv_expand_epilogue): Update.
15086 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15087 (s390_register_info): Update.
15088 (s390_frame_info): Update.
15089 (s390_init_frame_layout): Update.
15090 (s390_can_eliminate): Update.
15091 (save_gprs): Update.
15092 * config/spu/spu.c (spu_split_immediate): Update.
15093 (need_to_save_reg): Update.
15094 (spu_expand_prologue): Update.
15095 (spu_expand_epilogue): Update.
15096 * config/sparc/sparc.md: Update.
15097 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15098 (sparc_tls_got): Update.
15099 (legitimize_pic_address): Update.
15100 (sparc_emit_call_insn): Update.
15101 (sparc_expand_prologue): Update.
15102 (output_return): Update.
15103 (print_operand): Update.
15104 (sparc_function_ok_for_sibcall): Update.
15105 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15106 * config/m32r/m32r.md: Update.
15107 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15108 (m32r_compute_frame_size): Update.
15109 (m32r_expand_prologue): Update.
15110 (m32r_expand_epilogue): Update.
15111 (m32r_legitimize_pic_address): Update.
15112 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15113 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15114 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15115 (gen_push): Update.
15116 (ix86_save_reg): Update.
15117 (ix86_compute_frame_layout): Update.
15118 (ix86_expand_prologue): Update.
15119 (ix86_expand_epilogue): Update.
15120 * config/sh/sh.c (output_stack_adjust): Update.
15121 (calc_live_regs): Update.
15122 (sh5_schedule_saves): Update.
15123 (sh_expand_prologue): Update.
15124 (sh_expand_epilogue): Update.
15125 (sh_setup_incoming_varargs): Update.
15126 (sh_allocate_initial_value): Update.
15127 (sh_get_pr_initial_val): Update.
15128 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15129 * config/sh/sh.md (label:): Update.
15130 * config/avr/avr.c (out_movhi_mr_r): Update.
15131 * config/crx/crx.h (enum): Update.
15132 * config/xtensa/xtensa.h (along): Update.
15133 * config/stormy16/stormy16.c Update.
15134 (xstormy16_compute_stack_layout): Update.
15135 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15136 (fr30_expand_prologue): Update.
15137 * config/cris/cris.c (cris_conditional_register_usage): Update.
15138 (cris_reg_saved_in_regsave_area): Update.
15139 (cris_initial_frame_pointer_offset): Update.
15140 (cris_simple_epilogue): Update.
15141 (cris_expand_prologue): Update.
15142 (cris_expand_epilogue): Update.
15143 (cris_expand_pic_call_address): Update.
15144 (cris_asm_output_symbol_ref): Update.
15145 (cris_asm_output_label_ref): Update.
15146 * config/cris/cris.md Update.
15147 * config/iq2000/iq2000.c (compute_frame_size): Update.
15148 (iq2000_expand_epilogue): Update.
15149 * config/mt/mt.h (save_direction): Update.
15150 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15151 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15152 (ia64_secondary_reload_class): Update.
15153 * config/m68k/m68k.c (m68k_save_reg): Update.
15154 (m68k_expand_prologue): Update.
15155 (m68k_expand_epilogue): Update.
15156 (legitimize_pic_address): Update.
15157 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15158 (first_reg_to_save): Update.
15159 (first_altivec_reg_to_save): Update.
15160 (compute_vrsave_mask): Update.
15161 (compute_save_world_info): Update.
15162 (rs6000_stack_info): Update.
15163 (spe_func_has_64bit_regs_p): Update.
15164 (rs6000_ra_ever_killed): Update.
15165 (rs6000_emit_eh_reg_restore): Update.
15166 (rs6000_emit_allocate_stack): Update.
15167 (rs6000_emit_prologue): Update.
15168 (rs6000_emit_epilogue): Update.
15169 (rs6000_output_function_epilogue): Update.
15170 (output_profile_hook): Update.
15171 (rs6000_elf_declare_function_name): Update.
15172 * config/rs6000/rs6000.h (rs6000_args): Update.
15173 * config/rs6000/rs6000.md: Update.
15174 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15175 * config/arc/arc.c (arc_output_function_epilogue): Update.
15176 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15177 * config/darwin.c (machopic_function_base_name): Update.
15178 * config/score/score3.c (score3_compute_frame_size): Update.
15181 (score3_epilogue): Update.
15182 * config/score/score7.c (score7_compute_frame_size): Update.
15183 (score7_prologue): Update.
15184 (score7_epilogue): Update.
15185 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15186 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15187 * config/arm/arm.c (use_return_insn): Update.
15188 (require_pic_register): Update.
15189 (arm_load_pic_register): Update.
15190 (arm_compute_save_reg0_reg12_mask): Update.
15191 (arm_compute_save_reg_mask): Update.
15192 (thumb1_compute_save_reg_mask): Update.
15193 (output_return_instruction): Update.
15194 (arm_output_function_prologue): Update.
15195 (arm_output_epilogue): Update.
15196 (arm_get_frame_offsets): Update.
15197 (arm_expand_prologue): Update.
15198 (thumb_pushpop): Update.
15199 (thumb_exit): Update.
15200 (thumb1_expand_prologue): Update.
15201 (thumb1_expand_epilogue): Update.
15202 (arm_unwind_emit): Update.
15203 (arm_output_fn_unwind): Update.
15204 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15205 * config/arm/arm.md: Update.
15206 * config/pa/pa.md: Update.
15207 * config/pa/pa.c (legitimize_pic_address): Update.
15208 (compute_frame_size): Update.
15209 (hppa_expand_prologue): Update.
15210 (hppa_expand_epilogue): Update.
15211 (borx_reg_operand): Update.
15212 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15213 (HARD_REGNO_RENAME_OK): Update.
15214 * config/mips/mips.c (mips_global_pointer): Update.
15215 (mips_save_reg_p): Update.
15216 (mips_compute_frame_info): Update.
15217 (mips_frame_pointer_required): Update.
15218 (mips_expand_prologue): Update.
15219 (mips_expand_epilogue): Update.
15220 (mips_can_use_return_insn): Update.
15221 (mips_reorg_process_insns): Update.
15222 * config/v850/v850.c (compute_register_save_size): Update.
15223 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15224 * config/mmix/mmix.c (along): Update.
15225 (mmix_expand_epilogue): Update.
15226 * config/bfin/bfin.c (legitimize_pic_address): Update.
15227 (must_save_p): Update.
15228 (stack_frame_needed_p): Update.
15229 (add_to_reg): Update.
15230 (bfin_expand_prologue): Update.
15231 * stmt.c (expand_asm_operands): Update.
15232 * reload1.c (reload): Update.
15233 (init_elim_table): Update.
15235 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15237 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15239 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15241 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15242 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15243 (mov<mode>): Removed.
15244 (*movv4sf_internal): Likewise.
15245 (*movv2df_internal): Likewise.
15247 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15249 * config.gcc (crx-*-elf): Remove deprecation.
15251 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15253 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15254 __gcc_deregister_frame with atexit.
15255 (deregister_frame_dtor): Remove.
15257 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15258 Nathan Sidwell <nathan@codesourcery.com>
15260 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15262 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15263 (rs6000_isel): Likewise.
15264 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15265 (rs6000_isel): New variable.
15266 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15268 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15271 * c-common.c (handle_vector_size_attribute): Call
15272 lang_hooks.types.reconstruct_complex_type instead of
15273 reconstruct_complex_type.
15274 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15275 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15276 * langhooks.h (struct lang_hooks_for_types): Add
15277 reconstruct_complex_type hook.
15278 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15279 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15281 2008-04-24 Richard Guenther <rguenther@suse.de>
15283 * c-common.h (check_builtin_function_arguments): Declare.
15284 * c-common.c (validate_nargs): New function.
15285 (check_builtin_function_arguments): Likewise.
15286 * c-typeck.c (build_function_call): Call
15287 check_builtin_function_arguments.
15288 * builtins.c (fold_builtin_classify): Remove error reporting code.
15289 (fold_builtin_unordered_cmp): Likewise.
15290 (fold_builtin_1): Likewise.
15291 (fold_builtin_n): Likewise.
15293 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15295 PR tree-optimization/36008
15296 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15297 the original op1, rather than delta by step.
15299 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15300 Sebastian Pop <sebastian.pop@amd.com>
15302 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15303 eliminate_local_variables_stmt, eliminate_local_variables,
15304 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15305 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15306 of code delimited by two edges in the CFG.
15307 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15308 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15309 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15310 the case of parallelisation of reductions.
15311 (expr_invariant_in_region_p): New.
15313 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15314 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15316 2008-04-24 Ira Rosen <irar@il.ibm.com>
15317 Richard Guenther <rguenther@suse.de>
15319 PR tree-optimization/36034
15320 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15321 incapable of dealing with loads with gaps.
15323 2008-04-24 Rafael Espíndola <espindola@google.com>
15325 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15326 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15327 vrp_evaluate_conditional.
15328 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15329 (vrp_evaluate_conditional): Split the cond argument.
15330 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15331 (simplify_stmt_for_jump_threading): Update call to
15332 vrp_evaluate_conditional.
15334 2008-04-24 Ira Rosen <irar@il.ibm.com>
15336 PR tree-optimization/35982
15337 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15338 interleaved data-refs are of the same type.
15340 2008-04-24 Danny Smith <dannysmith@users.net>
15342 * c-format.c (check_format_info_main): Use strncmp rather than a
15343 magic prefix to handle multichar length specs.
15344 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15345 Don't prefix "I64" and "I32" with '\0'.
15347 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15350 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15351 in registers for -m32 only if stdarg_p (fntype).
15353 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15355 PR rtl-optimization/36006
15356 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15357 temp to op0 in order to avoid invalid rtx sharing.
15359 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15361 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15362 check TREE_INVARIANT.
15363 * tree-gimple.c (is_gimple_address): New.
15364 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15365 * tree-gimple.h (is_gimple_address): New.
15366 * tree.h (decl_address_invariant_p): New.
15367 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15368 (build_string): Likewise.
15369 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15370 (tree_invariant_p_1): Likewise.
15371 (save_expr): Use it.
15372 (tree_invariant_p): New.
15373 (skip_simple_arithmetic): Use it.
15374 (stabilize_reference_1): Use it.
15375 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15377 (build1_stat): Drop code to compute TREE_INVARIANT.
15378 (build2_stat): Drop code to compute TREE_INVARIANT.
15379 (build3_stat): Drop code to compute TREE_INVARIANT.
15380 (build4_stat): Drop code to compute TREE_INVARIANT.
15381 (build5_stat): Drop code to compute TREE_INVARIANT.
15382 (build7_stat): Drop code to compute TREE_INVARIANT.
15383 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15384 * tree.h (struct tree_base): Remove invariant_flag.
15385 (TREE_INVARIANT): Remove.
15386 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15387 (fold_builtin_expect): Check TREE_CONSTANT.
15388 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15389 * c-tree.h (c_expr_to_decl): Drop third parameter.
15390 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15391 (build_c_cast): Don't set TREE_INVARIANT.
15392 (pop_init_level): Don't set TREE_INVARIANT.
15393 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15394 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15396 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15397 (gimplify_addr_expr): Adjust comment.
15398 * tree-mudflap.c (mf_build_string):
15399 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15400 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15401 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15402 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15403 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15404 * langhooks.h (struct lang_hooks): Drop third parameter from
15407 2008-04-23 Richard Guenther <rguenther@suse.de>
15409 PR tree-optimization/27799
15410 PR tree-optimization/32921
15411 PR tree-optimization/32624
15412 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15413 SMTs aliases and the tag itself into the solution.
15414 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15415 merge the points-to solution back into the SMT aliases.
15416 (may_alias_p): Use alias_set_subset_of instead of
15417 aliases_conflict_p. A pointer which points to
15418 memory with alias set zero may access any variable.
15420 2008-04-23 Richard Guenther <rguenther@suse.de>
15422 * alias.c (alias_set_subset_of): Correctly handle asking
15423 if zero is a subset of an alias set with zero child.
15424 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15425 (compute_flow_insensitive_aliasing): Correctly walk all
15426 pointers. Do not unnecessarily union sets.
15428 2008-04-23 Richard Guenther <rguenther@suse.de>
15430 PR middle-end/36021
15431 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15433 2008-04-22 Tomas Bily <tbily@suse.cz>
15435 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15437 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15439 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15440 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15441 * tree-inline.c (estimate_num_insns_1): Likewise.
15442 * varasm.c (const_hash_1, compare_constant, copy_constant)
15443 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15444 * emit-rtl.c (component_ref_for_mem_expr)
15445 (set_mem_attributes_minus_bitpos): Likewise.
15446 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15447 (is_aligning_offset): Likewise.
15448 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15449 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15450 * dojump.c (do_jump): Likewise.
15451 * builtins.c (get_pointer_alignment, get_memory_rtx)
15452 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15453 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15455 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15457 PR rtl-optimization/36017
15458 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15459 expanding the library call.
15461 2008-04-22 Ian Lance Taylor <iant@google.com>
15463 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15464 than size_in_bytes.
15466 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15468 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15469 of LR/CTR moves for Power6.
15471 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15473 PR middle-end/36003
15474 * passes.c (init_optimization_passes): Remove
15475 pass_fast_rtl_byte_dce.
15477 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15480 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15481 builtin functions to generate faster code.
15482 (_mm_cvtpu16_ps): Ditto.
15483 (_mm_cvtpi32x2_ps): Ditto.
15485 2008-04-22 Nick Clifton <nickc@redhat.com>
15487 * common.opt (ftree-loop-distribution): Add Optimization
15490 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15491 (frv_expand_builtin_va_start): Likewise.
15493 * config/arm/arm.c (thumb_find_work_register): Fix location of
15494 argument register count.
15496 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15498 Support scheduling for ColdFire V1 and V3 microarchitecture.
15499 Improve scheduling of multiplication instructions.
15501 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15502 (mac): New instruction attribute.
15503 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15504 (m68k_sched_mac): New variable.
15505 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15506 Handle cfv1 and cfv3.
15507 (max_insn_size): New static variable.
15508 (struct _sched_ib): New type.
15509 (sched_ib): New static variable.
15510 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15511 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15512 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15514 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15515 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15516 new variables. Update.
15517 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15518 Add modeling of cfv3 instruction buffer. Update.
15519 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15520 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15521 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15522 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15523 a particular reservation applies to.
15524 (type2): Reorganize attribute values. Rename alu to alu_reg,
15525 alu_l to alu, move_l to omove. Join move to alu. Split mul
15526 to mul_l and mul_w.
15527 (cf_ib_*): Simplify description of instruction buffer.
15528 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15529 (cf_mem): Split into cf_mem1 and cf_mem2.
15530 (cf_v2_move_??): Rename to cfv12_alu_??.
15531 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15532 (cf_v2_mul_??): Remove reservations.
15533 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15534 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15535 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15537 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15538 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15539 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15540 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15541 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15542 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15543 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15544 expansions of the above reservations for instructions of sizes
15547 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15549 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15551 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15553 * coverage.c: Include tree-pass.h.
15554 (coverage_counter_alloc): Print da_file_name to the dump file.
15556 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15558 * sbitmap.c (sbitmap_range_empty_p): New function.
15559 * sbitmap.h (sbitmap_range_empty_p): New function.
15560 * bitmap.h: Now includes obstack.h.
15562 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15563 Kenneth Zadeck <zadeck@naturalbridge.com>
15565 * dbgcnt.def (ra_byte_scan): Added.
15566 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15567 when the last hit happens for a counter.
15568 * timevar.def (TV_DF_BYTE_LR): New variable.
15569 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15570 * passes.c (pass_fast_rtl_byte_dce): New pass.
15571 * fwprop.c (update_df): Added mode to call df_ref_create.
15572 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15573 DF_REF_EXTRACT_OFFSET.
15574 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15575 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15577 (df_ref_extract): Added mode field.
15578 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15579 DF_REF_EXTRACT_OFFSET.
15580 (DF_REF_EXTRACT_MODE): New macro.
15581 (df_byte_lr_bb_info): New structure.
15582 (df_print_byte_regset, df_compute_accessed_bytes,
15583 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15584 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15585 df_byte_lr_simulate_uses,
15586 df_byte_lr_simulate_artificial_refs_at_top,
15587 df_byte_lr_simulate_artificial_refs_at_end,
15588 df_compute_accessed_bytes): New function.
15589 (df_ref_create): Add parameter.
15590 (df_byte_lr_get_bb_info): New inline function.
15591 * df-scan.c (df_ref_record, df_uses_record,
15592 df_ref_create_structure): Added mode parameter.
15593 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15594 df_defs_record, df_uses_record, df_get_conditional_uses,
15595 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15596 df_entry_block_defs_collect, df_exit_block_uses_collect):
15597 Added mode parameter to calls to df_ref_record, df_uses_record,
15598 df_ref_create_structure.
15599 (df_ref_equal_p, df_ref_compare): Added test for modes.
15600 (df_ref_create_structure): Added code to set mode. Renamed
15601 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15602 DF_REF_EXTRACT_OFFSET.
15603 * df-core.c (df_print_byte_regset): New function.
15604 * df-byte-scan.c: New file.
15605 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15606 calls to BITMAP_FREE.
15607 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15608 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15609 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15610 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15611 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15612 df_byte_lr_local_compute, df_byte_lr_init,
15613 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15614 df_byte_lr_transfer_function, df_byte_lr_free,
15615 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15616 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15617 df_byte_lr_simulate_uses,
15618 df_byte_lr_simulate_artificial_refs_at_top,
15619 df_byte_lr_simulate_artificial_refs_at_end): New function.
15620 * dce.c (byte_dce_process_block): New function.
15621 (dce_process_block): au is now passed in rather than computed
15622 locally. Changed loops that look at artificial defs to not look
15623 for conditional or partial ones, because there never are any.
15624 (fast_dce): Now is able to drive byte_dce_process_block or
15625 dce_process_block depending on the kind of dce being done.
15626 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15627 (rest_of_handle_fast_byte_dce): New function.
15628 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15629 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15631 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15634 * gcc.h: Added fortran options that take arguments to
15635 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15638 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15640 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15641 scalarization if on the LHS and not a full access.
15643 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15645 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15647 2008-04-18 Rafael Espíndola <espindola@google.com>
15649 * tree-vrp.c (find_case_label_index): Fix the binary search.
15650 (find_case_label_range): New.
15651 (vrp_visit_switch_stmt): Use find_case_label_range.
15652 (simplify_switch_using_ranges): Use find_case_label_range.
15654 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15656 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15657 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15659 2008-04-18 Tom Tromey <tromey@redhat.com>
15662 * doc/cpp.texi (Implementation-defined behavior): Mention
15665 2008-04-18 Ian Lance Taylor <iant@google.com>
15667 * fold-const.c (pointer_may_wrap_p): New static function.
15668 (fold_comparison): Add another test for pointer overflow. Use
15669 pointer_may_wrap_p to disable some false positives.
15671 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15673 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15674 (fname_as_string): Match updated cpp_interpret_string prototype.
15675 (fix_string_type): Support char16_t* and char32_t*.
15676 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15677 derivative) nodes. Register as builtin if C++0x.
15678 (c_parse_error): Support CPP_CHAR{16,32}.
15679 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15680 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15681 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15682 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15683 CTI_CHAR32_ARRAY_TYPE>: New elements.
15684 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15685 char32_type_node, signed_char32_type_node, char16_array_type_node,
15686 char32_array_type_node): New defines.
15687 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15688 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15689 (lex_string): Support CPP_STRING{16,32}, match updated
15690 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15691 (lex_charconst): Support CPP_CHAR{16,32}.
15692 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15693 and CPP_STRING{16,32}.
15695 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15698 * aclocal.m4: Regenerate.
15699 * configure: Regenerate.
15701 2008-04-18 Jan Hubicka <jh@suse.cz>
15703 * except.c (dw2_size_of_call_site_table,
15704 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15706 * cgraphbuild.c (build_cgraph_edges): Update.
15707 * tree-pass.h: Update comment.
15708 * final.c (leaf_function_p): Update.
15709 (leaf_renumber_regs): Update.
15710 (rest_of_clean_state): Update.
15711 * omp-low.c (expand_omp_parallel): Update.
15712 * ipa-reference.c (analyze_function): Update.
15713 * reorg.c (find_end_label): Update.
15714 (optimize_skip): Update.
15715 (fill_simple_delay_slots): Update.
15716 (fill_simple_delay_slots): Update.
15717 (make_return_insns): Update.
15718 (dbr_schedule): Update.
15719 * gimple-low.c (record_vars_into): Update.
15720 * cfgbuild.c (make_edges): Update.
15721 * function.c (assign_stack_local): Update.
15722 (assign_parm_adjust_stack_rtl): Update.
15723 (locate_and_pad_parm): Update.
15724 (allocate_struct_function): Do not initialize stack_alignment_needed
15725 and preferred_stack_boundary here.
15726 (stack_protect_prologue): Update.
15727 (stack_protect_epilogue): Update.
15728 (expand_function_start): Initialize stack_alignment_needed,
15729 preferred_stack_boundary and max_jumptable_ents.
15730 (expand_function_end): Update.
15731 (free_after_compilation): Do not NULLify epilogue_delay_list.
15732 * function.h (struct rtl_data): Add stack_protect_guard,
15733 stack_alignment_needed,
15734 preferred_stack_boundary, epilogue_delay_list.
15735 (struct function): Remove value_histograms, stack_alignment_needed,
15736 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15738 unexpanded_var_list, stack_protect_guard.
15739 (current_function_epilogue_delay_list): Remove.
15740 * ipa-type-escape.c (analyze_function): Update.
15741 * gimplify.c (pop_gimplify_context): Update comment.
15742 * calls.c (expand_call): Update.
15743 (emit_library_call_value_1): Update.
15744 * except.c (set_nothrow_function_flags): Update.
15745 * cfgexpand.c (get_decl_align_unit): Update.
15746 (create_stack_guard): Update.
15747 (estimated_stack_frame_size): Update.
15748 (expand_used_vars): Update.
15749 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15750 * explow.c (allocate_dynamic_stack_space): Update.
15751 * tree-ssa-live.c (remove_unused_locals): Update.
15752 * varasm.c (mark_constant_pool): Update.
15753 * tree-inline.c (remap_decls): Update.
15754 (initialize_cfun): Update.
15755 (declare_return_variable): Update.
15756 (inline_forbidden_p): Update.
15757 (expand_call_inline): Update.
15758 (declare_inline_vars): Update.
15759 (tree_function_versioning): Update.
15760 * tree-flow.h (value_histograms): New.
15761 (VALUE_HISTOGRAMS): New macro.
15762 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15764 * tree-cfg.c (set_bb_for_stmt): Update.
15765 (replace_by_duplicate_decl): Update.
15766 (move_block_to_fn): Update.
15767 (new_label_mapper): Update.
15768 (dump_function_to_file): Update.
15769 * ipa-struct-reorg.c (build_data_structure): Update.
15770 * cfgrtl.c (print_rtl_with_bb): Update.
15771 * reload1.c (reload): Update.
15773 * config/i386/i386.c (setup_incoming_varargs_64,
15774 ix86_compute_frame_layout): Update.
15775 * config/arc/arc.c (arc_output_function_epilogue): Update.
15777 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15779 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15780 for FreeBSD as well.
15781 * gthr-posix95.h: Likewise.
15783 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15785 PR rtl-optimization/35838
15786 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15787 out the byte offset of the first subreg.
15789 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15791 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15792 to split_ti instead of three separate calls with single member arrays.
15793 (subti3 splitter): Ditto.
15794 (adddi3 splitter): Ditto with split_di.
15795 (subdi3 splitter): Ditto.
15796 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15797 two separate calls with single member arrays. Swap match_dup
15798 operands 1 and 2 to better fit into the array.
15799 (negdi2 splitter): Ditto with split_di.
15800 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15801 two separate calls with single member arrays. Swap match_dup operands
15802 6 and 7 to better fit into the array.
15804 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15806 * config/i386/i386.c (sse_builtin_type): New.
15807 (bdesc_sse_args): Likewise.
15808 (bdesc_sse_3arg): Removed.
15809 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15810 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15811 IX86_BUILTIN_ROUNDPS.
15812 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15813 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15814 IX86_BUILTIN_ROUNDPS.
15815 (ix86_expand_sse_4_operands_builtin): Removed.
15816 (ix86_expand_sse_operands_builtin): New.
15817 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15818 and CODE_FOR_sse4_1_roundps.
15819 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15820 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15822 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15825 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15826 regs before frame pop when needed. If use_backchain_to_restore_sp
15827 then load backchain into a temp reg to restore vr and vrsave. Add
15828 code to restore vr after frame pop if possible.
15830 2008-04-17 Richard Guenther <rguenther@suse.de>
15832 * tree-vn.c (expressions_equal_p): Do not check type
15833 equality or compatibility before calling operand_equal_p.
15834 * fold-const.c (operand_equal_p): Check equivalence of
15835 integer constants before bailing out due to signedness or
15836 precision differences.
15837 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15838 spurious differences in type qualification. Ignore types
15839 for COMPONENT_REFs at all.
15841 2008-04-17 Christian Bruel <christian.bruel@st.com>
15843 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15844 msw_skip comparison.
15846 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15849 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15852 PR tree-optimization/35899
15853 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15854 rather than TREE_OPERAND.
15856 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15859 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15860 temporary registers. Change operand predicate to general_operand.
15861 (remainderxf3): Ditto.
15863 2008-04-16 Richard Guenther <rguenther@suse.de>
15865 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15866 * tree-affine.c (aff_combination_expand): Look through some
15869 2008-04-15 Doug Kwan <dougkwan@google.com>
15871 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15873 * tree-pretty-print.c (dump_generic_node): Ditto.
15874 * final.c (output_addr_const): Ditto.
15875 * dwarf2out.c (output_cfi): Ditto.
15876 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15877 * print-rtl.c (print_rtx): Ditto.
15878 * print-tree.c (print_node_brief, print_node): Ditto.
15879 * c-common.c (match_case_to_enum_1): Ditto.
15880 * sched-vis.c (print_value): Ditto.
15881 * config/i386/i386.c (print_operand): Cast to long unsigned int
15884 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15885 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15886 MS Windows VirtualProtect function.
15888 2008-04-15 Jan Hubicka <jh@suse.cz>
15890 * gengtype.c (write_root): Param_is argument is OK.
15891 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15892 * function.h: Include varray.h
15893 (rtl_eh): New stucture based on except.c one.
15894 (call_site_record): New forward declaration and vector type.
15895 * calls.c (emit_call_1): Do not call
15896 note_current_region_may_contain_throw.
15897 * except.c (eh_status): Remove cur_region, try_region since they are
15899 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15900 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15901 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15902 Remove call_site_data_used, call_site_data_size.
15903 Turn call_site_record into vector in function.h.
15904 (note_current_region_may_contain_throw): Remove.
15905 (get_exception_pointer, get_exception_filter): Do not take struct
15906 function argument; update.
15907 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15908 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15909 build_post_landing_pads, dw2_build_landing_pads,
15910 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15911 sjlj_emit_function_enter, sjlj_emit_function_enter,
15912 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15913 sjlj_build_landing_pads, finish_eh_generation,
15914 remove_exception_handler_label, remove_eh_handler,
15915 maybe_remove_eh_handler, add_reachable_handler,
15916 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15917 add_action_record, collect_one_action_chain, add_call_site,
15918 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15919 sjlj_output_call_site_table, output_function_exception_table,
15920 * except.h (note_current_region_may_contain_throw): Remove
15921 (get_exception_pointer, get_exception_filter): Do not take struct
15923 * Makefile.in (GTFILES): Put varargs before struct function.
15925 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15927 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15928 punt for STRING_CST.
15929 (get_constraint_for): Deal with STRING_CST here instead.
15931 2008-04-15 Richard Guenther <rguenther@suse.de>
15933 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15934 statements in a basic-block with a backward walk. Do not
15935 substitute into dead statements but instead remove those.
15937 2008-04-15 Richard Guenther <rguenther@suse.de>
15939 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15940 to zero, thus disable creation of SFTs.
15942 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15944 * tree-predcom.c (suitable_reference_p): Return false if the
15945 reference can throw.
15947 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15950 * c-decl.c (finish_decl): If extern or static var has variable
15951 size, set TREE_TYPE (decl) to error_mark_node.
15953 2008-04-15 Rafael Espíndola <espindola@google.com>
15955 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15958 2008-04-15 Richard Guenther <rguenther@suse.de>
15960 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15961 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15962 (visit_reference_op_load): Do walk vuse-vdef chains on
15963 vn_reference_lookup.
15964 (visit_reference_op_store): But do not here.
15965 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15966 vn_reference_lookup.
15967 (vn_lookup_with_vuses): But do so here.
15969 2008-04-14 Ian Lance Taylor <iant@google.com>
15971 * fold-const.c (fold_overflow_warning): Remove assertion.
15973 2008-04-15 Ben Elliston <bje@au.ibm.com>
15975 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15976 temp1 local variables.
15978 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15981 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15982 ".text.unlikely" section as executable.
15984 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15986 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15987 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15988 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15989 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15990 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15991 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15992 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15994 2008-04-14 Ian Lance Taylor <iant@google.com>
15996 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15997 * fold-const.c (fold_comparison): If appropriate, test
15998 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15999 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16000 reassociating a pointer type.
16001 * doc/invoke.texi (Optimize Options): Document that
16002 -fstrict-overflow applies to pointer wraparound.
16004 2008-04-13 Jan Hubicka <jh@suse.cz>
16006 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16008 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16010 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16011 we are going to "save the world".
16013 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16015 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16016 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16017 operand 0 constraint, not "=".
16019 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16021 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16023 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16025 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16026 of size of positions_needed * CHAR_BIT.
16028 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16030 PR middle-end/35897
16031 * dse.c (store_info): Change positions_needed to unsigned
16033 (lowpart_bitmask): New.
16034 (record_store): Cast to unsigned HOST_WIDE_INT for
16035 positions_needed. Assert width <= size of positions_needed *
16036 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16037 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16038 lowpart_bitmask to set mask.
16040 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16042 * config/bfin/constraints.md: New file.
16043 * config/bfin/bfin.md: Include it.
16044 (adddi3): Use satisfies_constraint functions instead of the old macros.
16045 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16046 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16047 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16048 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16049 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16050 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16051 EXTRA_CONSTRAINT): Delete.
16052 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16053 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16055 * config/bfin/bfin.c: Include "tm-constrs.h".
16056 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16057 Use satisfies_constraint functions instead of the old macros.
16058 * doc/md.texi (Blackfin Constraints): Update file name reference.
16060 2008-04-11 Richard Guenther <rguenther@suse.de>
16062 PR tree-optimization/35869
16063 * tree-vrp.c (execute_vrp): Move switch statement update after
16064 jump threading. Schedule another cfg cleanup run.
16066 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16069 * attribs.c (decl_attributes): Return early on errorneous node.
16071 2008-04-10 Oleg Ryjkov <olegr@google.com>
16073 * tree.h (struct tree_base): Added a new flag default_def_flag.
16074 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16076 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16078 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16080 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16083 * pa.md: Define mode iterator P. Define mode attribute dwc.
16084 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16085 (icacheflush): Likewise.
16086 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16087 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16089 2008-04-11 Ben Elliston <bje@au.ibm.com>
16091 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16093 2008-04-10 Rafael Espíndola <espindola@google.com>
16095 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16096 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16097 (extract_range_from_expr): The same.
16099 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16101 * config/mips/mips.md (GPR2): New mode iterator.
16102 (seq): Add comment.
16103 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16104 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16105 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16106 Rewrite these to take two modes, the mode of comparison and the
16107 mode of the destination.
16108 * config/mips/mips.c (mips_expand_scc): Instead of having
16109 paradoxical subreg as destination, expand "narrowing" scc if mode
16110 of comparison is SI and target is requested in DI mode.
16111 (mips_emit_int_order_test): Update comment. Make mode of
16112 comparison match CMP0 rather than TARGET. When creating inverse
16113 target use mode of TARGET.
16115 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16117 * gcov-dump.c (tag_summary): Only print summaries for the first
16118 GCOV_COUNTERS_SUMMABLE counters.
16120 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16122 * config/i386/i386.md (absneg): New code iterator.
16123 (absnegprefix): New code attribute.
16124 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16125 patterns using absneg code iterator.
16126 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16127 using absneg code iterator.
16128 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16129 *neg<mode>2 patterns using absneg code iterator.
16130 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16131 *negextendsfdf2 patterns using absneg code iterator.
16132 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16133 *negextendsfxf2 patterns using absneg code iterator.
16134 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16135 *negextendsfdf2 patterns using absneg code iterator.
16136 * config/i386/sse.md (<code><mode>2): Macroize expander from
16137 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16139 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16141 * config/s390/s390.h: Remove the remains of the recent search
16142 & replace action of current_function_outgoing_args_size.
16144 2008-04-10 Ira Rosen <irar@il.ibm.com>
16146 PR tree-optimization/35821
16147 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16148 NEW_STMT_LIST is not NULL.
16150 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16153 * toplev.c (process_options): Remove -ffunction-sections debugging
16156 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16158 PR middle-end/PR28690
16159 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16160 than gen_rtx_fmt_ee to perform more canonicalizations.
16162 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16165 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16167 2008-04-09 Richard Guenther <rguenther@suse.de>
16169 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16170 (dump_function_to_file): Dump function arguments with types.
16172 2008-04-08 Richard Guenther <rguenther@suse.de>
16174 * fold-const.c (fold_widened_comparison): Do not allow
16175 sign-changes that change the result.
16177 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16180 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16181 kinds of indirect references.
16183 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16185 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16186 GNU Fortran language string.
16188 2008-04-08 Rafael Espíndola <espindola@google.com>
16190 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16191 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16192 * tree.h (tree_call_nonnegative_warnv_p): New.
16194 2008-04-08 Jan Hubicka <jh@suse.cz>
16196 * function.c (free_after_compilation): Clear out regno_reg_rtx
16199 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16202 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16204 PR middle-end/PR28690
16205 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16206 same precedence as REG_POINTER and MEM_POINTER operands.
16208 2008-04-08 Richard Guenther <rguenther@suse.de>
16210 PR middle-end/35834
16211 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16212 for adding index to base.
16214 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16216 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16217 (MINGW_ENABLE_EXECUTE_STACK): New.
16218 (IN_LIBGCC2): For libgcc include windows.h file for
16219 function declarations.
16221 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16223 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16224 and tem2 if tem1 is not a REG or MULT.
16226 2008-04-08 Jan Hubicka <jh@suse.cz>
16228 * function.h (incomming_args): Break out of struct function.
16229 (function_subsections): Break out of struct function.
16230 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16231 return_rtx and hard_reg_initial_vals from struct function.
16232 Kill inl_max_label_num.
16233 (current_function_pops_args, current_function_args_info,
16234 current_function_args_size, current_function_args_size,
16235 current_function_pretend_args_size,
16236 current_function_outgoing_args_size,
16237 current_function_internal_arg_pointer, current_function_return_rtx):
16238 Kill compatibility accestor macros.
16239 * builtins.c (expand_builtin_apply_args_1): Update.
16240 (expand_builtin_next_arg): Update.
16241 * df-scan.c (df_get_call_refs): Update.
16242 * dbxout.c (dbxout_function_end): Update.
16243 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16244 (output_line_info): Update.
16245 (secname_for_decl): Update.
16246 (dwarf2out_var_location): Update.
16247 * function.c (free_after_compilation): Update.
16248 (assign_parm_find_stack_rtl): Update.
16249 (assign_parms): Update.
16250 (expand_dummy_function_end): Update.
16251 (expand_function_end): Update.
16252 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16253 (expand_call): Update.
16254 (emit_library_call_value_1): Update.
16255 (store_one_arg): Update.
16256 * varasm.c (initialize_cold_section_name): Update.
16257 (unlikely_text_section): Update.
16258 (unlikely_text_section_p): Update.
16259 (assemble_start_function): Update.
16260 (assemble_end_function): Update.
16261 (default_section_type_flags): Update.
16262 (switch_to_section): Update.
16263 * integrate.c (set_decl_abstract_flags): Update.
16264 (get_hard_reg_initial_val): Update.
16265 (has_hard_reg_initial_val): Update.
16266 (allocate_initial_values): Update.
16267 * resource.c (init_resource_info): Update.
16268 * config/alpha/alpha.c (NUM_ARGS): Update.
16269 (direct_return): Update.
16270 (alpha_va_start): Update.
16271 (alpha_sa_size): Update.
16272 (alpha_initial_elimination_offset): Update.
16273 (alpha_expand_prologue): Update.
16274 (alpha_start_function): Update.
16275 (alpha_expand_epilogue): Update.
16276 (unicosmk_initial_elimination_offset):
16277 * config/alpha/alpha.md (call expander): Update.
16278 * config/s390/s390.c (s390_register_info): Update.
16279 (s390_register_info): Update.
16280 (s390_frame_info): Update.
16281 (s390_initial_elimination_offset): Update.
16282 (s390_build_builtin_va_list): Update.
16283 (s390_va_start): Update.
16284 * config/spu/spu.c (direct_return): Update.
16285 (spu_expand_prologue): Update.
16286 (spu_initial_elimination_offset): Update.
16287 (spu_build_builtin_va_list): Update.
16288 (spu_va_start): Update.
16289 * config/sparc/sparc.c (sparc_init_modes): Update.
16290 (sparc_compute_frame_size): Update.
16291 (function_value): Update.
16292 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16293 * config/i386/i386.md (return expander): Update.
16294 * config/i386/i386.c (ix86_va_start): Update.
16295 (ix86_can_use_return_insn_p): Update.
16296 (ix86_compute_frame_layout): Update.
16297 (ix86_expand_epilogue): Update.
16298 * config/sh/sh.c (output_stack_adjust): Update.
16299 (calc_live_regs): Update.
16300 (sh_expand_prologue): Update.
16301 (sh_builtin_saveregs): Update.
16302 (sh_va_start): Update.
16303 (initial_elimination_offset): Update.
16304 (sh_allocate_initial_value): Update.
16305 (sh_function_ok_for_sibcall): Update.
16306 (sh_get_pr_initial_val): Update.
16307 * config/sh/sh.md (return expander): Update.
16308 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16309 * config/crx/crx.c (crx_compute_frame): UPdate.
16310 (crx_initial_elimination_offset): UPdate.
16311 * config/xtensa/xtensa.c (compute_frame_size): Update
16312 (xtensa_builtin_saveregs): Update.
16313 (xtensa_va_start): Update.
16314 (order_regs_for_local_alloc): Update.
16315 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16316 (xstormy16_expand_builtin_va_start): Update.
16317 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16318 * config/m68hc11/m68hc11.md (return expanders): Update.
16319 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16320 (expand_epilogue): Update.
16321 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16322 (cris_simple_epilogue): Update.
16323 (cris_expand_prologue): Update.
16324 (cris_expand_epilogue): Update.
16325 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16326 (compute_frame_size): Update.
16327 * config/mt/mt.c (mt_compute_frame_size): Update.
16328 * config/mn10300/mn10300.c (expand_prologue): Update.
16329 (expand_epilogue): Update.
16330 (initial_offset): Update.
16331 (mn10300_builtin_saveregs):
16332 * config/mn10300/mn10300.md (return expander): Update.
16333 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16334 (ia64_initial_elimination_offset): Update.
16335 (ia64_initial_elimination_offset): Update.
16336 (ia64_expand_prologue): Update.
16337 * config/m68k/m68k.md (return expander): Update.
16338 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16339 (rs6000_stack_info): Update.
16340 * config/mcore/mcore.c (layout_mcore_frame): Update.
16341 (mcore_expand_prolog): Update.
16342 * config/arc/arc.c (arc_compute_frame_size): Update.
16343 * config/score/score3.c (score3_compute_frame_size): Update.
16344 * config/score/score7.c (score7_compute_frame_size): Update.
16345 * config/arm/arm.c (use_return_insn): Update.
16346 (thumb_find_work_register): Update.
16347 (arm_compute_save_reg_mask): Update.
16348 (arm_output_function_prologue): Update.
16349 (arm_output_epilogue): Update.
16350 (arm_size_return_regs): Update.
16351 (arm_get_frame_offsets): Update.
16352 (arm_expand_prologue): Update.
16353 (thumb_exit): Update.
16354 (thumb_unexpanded_epilogue): Update.
16355 (thumb1_output_function_prologue): Update.
16356 * config/pa/pa.md (return expander): Update.
16357 * config/pa/pa.c (compute_frame_size): Update.
16358 (hppa_builtin_saveregs): Update.
16359 * config/mips/mips.c (mips_va_start): Update.
16360 (mips16_build_function_stub): Update.
16361 (mips_compute_frame_info): Update.
16362 (mips_restore_gp): Update.
16363 (mips_output_function_prologue): Update.
16364 (mips_expand_prologue): Update.
16365 * config/v850/v850.c (compute_frame_size): Update.
16366 (expand_prologue): * config/mmix/mmix.c (along): update.
16367 (mmix_initial_elimination_offset): update.
16368 (mmix_reorg): update.
16369 (mmix_use_simple_return): update.
16370 (mmix_expand_prologue): update.
16371 (mmix_expand_epilogue): Update.
16372 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16373 (emit_link_insn): Update.
16375 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16377 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16378 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16380 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16383 2008-04-07 Jan Hubicka <jh@suse.cz>
16385 * function.h (rtl): Rename to x_rtl.
16386 (crtl): New define.
16387 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16388 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16389 used_temp_slots avail_temp_slots, temp_slot_level,
16390 nonlocal_goto_handler_labels): Update accesstors.
16391 (rtl): New global variable.
16392 (struct function): Move some fileds to rtl_data.
16393 (get_arg_pointer_save_area): Update prototype.
16394 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16395 get_arg_pointer_save_area.
16396 * expr.c (init_expr): Update
16397 * function.c (get_frame_size): Update
16398 (assign_stack_local): Update
16399 (expand_function_end): Update.
16400 (get_art_pointer_save_area): Update
16402 * emit-rtl.c (rtl): Declare.
16403 (regno_reg_rtx): Declare.
16404 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16406 (gen_reg_rtx): Update.
16407 * varasm.c (n_deferred_constatns): Update accestor.
16408 (init_varasm_status): Do not allocate varasm_status.
16409 (force_const_mem, get_pool_size, output_constant_pool): Update.
16410 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16411 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16412 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16413 * sparc/sparc.h (INIT_EXPANDERS): Update.
16414 * ia64/ia64.h (INIT_EXPANDERS): Update.
16416 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16418 * reload.c (push_secondary_reload): Add missing break to for loop.
16420 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16422 PR middle-end/PR28690
16423 * rtlanal.c: Update copyright years.
16424 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16425 as REG_POINTER and MEM_POINTER operands.
16426 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16427 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16428 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16429 * gcse.c: Update copyright years.
16430 (pre_delete): Call gen_reg_rtx_and_attrs.
16431 (hoist_code): Likewise.
16432 (build_store_vectors): Likewise.
16433 (delete_store): Likewise.
16434 * loop-invariant.c (move_invariant_reg): Likewise.
16435 Update copyright years.
16437 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16439 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16440 control string instead of quoted.
16442 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16444 * doc/rtl.texi: Rewrite of subreg section.
16446 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16449 * config/i386/i386.c (legitimize_pic_address): Add treating
16450 of dllimport SYM_REF's.
16451 (legitimize_dllimport_symbol): Add prototype.
16453 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16455 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16456 reference in constructor with non self-referential type.
16458 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16460 Removal of Return with Depressed Stack Pointer support
16461 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16462 (ECF_SP_DEPRESSED): Likewise.
16463 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16464 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16465 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16466 (expand_call): Do not test ECF_SP_DEPRESSED.
16467 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16468 * function.c (keep_stack_depressed): Delete.
16469 (handle_epilogue_set): Likewise.
16470 (update_epilogue_consts): Likewise.
16471 (emit_equiv_load): Likewise.
16472 (thread_prologue_and_epilogue_insns): Remove support for Return with
16473 Depressed Stack Pointer.
16474 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16476 2008-04-06 Richard Guenther <rguenther@suse.de>
16478 PR tree-optimization/35400
16479 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16480 information from SSA_NAMEs.
16482 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16484 * config/avr/avr.h (avr_mega_p): Remove declaration.
16485 (AVR_MEGA): Remove macro.
16486 * config/avr/avr.c (avr_mega_p): Remove variable.
16487 (avr_override_options): Remove inicializion of avr_mega_p.
16488 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16489 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16490 (avr_jump_mode): (Ditto.).
16491 (avr_output_progmem_section_asm_op): (Ditto.).
16492 (avr_asm_init_sections): (Ditto.).
16493 (avr_asm_init_sections): (Ditto.).
16494 (avr_rtx_costs): (Ditto.).
16495 * config/avr/avr.md: (Ditto.).
16496 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16499 2008-04-06 Richard Guenther <rguenther@suse.de>
16501 PR tree-optimization/35842
16502 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16503 is_gimple_invariant_address.
16505 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16507 * gcc.c (default_compilers): Sync Fortran extensions list with
16508 that in fortran/lang-specs.h.
16509 * doc/invoke.texi: Likewise.
16510 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16511 * dwarf2out.c (gen_compile_unit_die): Likewise.
16513 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16515 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16517 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16520 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16521 attribute is used for nested functions.
16523 2008-04-05 Jan Hubicka <jh@suse.cz>
16525 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16527 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16529 (dump_files): Update.
16530 (enable_rtl_dump_file): Do not accept letter argument.
16531 * tree-pass.h (dump_file_info): Remove letter argument.
16532 * toplev.c (decode_d_option): Update -da handling.
16533 * toplev.h (enable_rtl_dump_file): Update prototype.
16534 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16535 it out based on pass type.
16536 (register_dump_files_1): Likewise.
16537 (init_optimization_passes): Update register_one_dump_file calls.
16538 (execute_one_pass): Sanity check that IPA passes are called at IPA
16539 level and RTL passes at RTL level.
16540 (execute_pass_list): IPA pass can not be after or subpass of
16542 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16543 disallov RTL subpasses of IPA subpasses.
16545 2008-04-05 Ben Elliston <bje@au.ibm.com>
16547 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16548 builtins that return exactly once and do not throw. Cache call to
16551 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16553 PR rtl-optimization/34916
16554 PR middle-end/35519
16555 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16556 between instruction pairs.
16558 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16560 * doc/invoke.texi: Document -mbitops for SH.
16561 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16562 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16563 * config/sh/sh.c (print_operand): Add %t operand code.
16564 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16565 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16566 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16567 (extendqihi2): Likewise.
16568 (movqi_i): Likewise.
16569 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16570 (extv): Use bld instruction for SH2A if possible.
16572 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16573 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16574 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16575 (bset.b, bclr.b): Define peepholes.
16576 * config/sh/sh.opt (mbitops): New option.
16578 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16581 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16582 and view convert expression.
16584 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16587 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16589 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16591 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16593 * config/i386/cpuid.h (bit_AES): New.
16594 (bit_PCLMUL): Likewise.
16596 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16597 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16598 SSE2 if AES or PCLMUL is enabled.
16599 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16600 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16601 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16602 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16603 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16604 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16605 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16606 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16607 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16608 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16609 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16610 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16611 __builtin_ia32_aeskeygenassist128 and
16612 __builtin_ia32_pclmulqdq128.
16613 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16614 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16615 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16617 * config/i386/i386.h (TARGET_AES): New.
16618 (TARGET_PCLMUL): Likewise.
16619 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16621 * config/i386/i386.md (UNSPEC_AESENC): New.
16622 (UNSPEC_AESENCLAST): Likewise.
16623 (UNSPEC_AESDEC): Likewise.
16624 (UNSPEC_AESDECLAST): Likewise.
16625 (UNSPEC_AESIMC): Likewise.
16626 (UNSPEC_AESKEYGENASSIST): Likewise.
16627 (UNSPEC_PCLMUL): Likewise.
16629 * config/i386/i386.opt (maes): New.
16630 (mpclmul): Likewise.
16632 * config/i386/sse.md (aesenc): New pattern.
16633 (aesenclast): Likewise.
16634 (aesdec): Likewise.
16635 (aesdeclast): Likewise.
16636 (aesimc): Likewise.
16637 (aeskeygenassist): Likewise.
16638 (pclmulqdq): Likewise.
16640 * config/i386/wmmintrin.h: New.
16642 * doc/extend.texi: Document AES and PCLMUL built-in function.
16644 * doc/invoke.texi: Document -maes and -mpclmul.
16646 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16648 * function.c (free_after_parsing): Replace with
16649 cxx_push_function_context from C++ front-end.
16650 (allocate_struct_function): Don't call langhook.
16651 * langhooks.h (struct lang_hooks_for_functions): Delete.
16652 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16654 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16655 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16656 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16657 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16658 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16659 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16660 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16662 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16663 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16665 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16668 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16671 2008-04-04 Richard Guenther <rguenther@suse.de>
16673 PR middle-end/35823
16674 * fold-const.c (optimize_minmax_comparison): Use the correct
16675 type for the constant in the simplified comparison.
16677 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16679 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16680 Pass L2 size as "--param l2-cache-size" to the compiler.
16681 (decode_l2_cache): New function to decode L2 cache parameters using
16682 0x8000006 extended cpuid function.
16683 (detect_caches_amd): Determine parameters of L2 cache using
16684 decode_l2_caches function.
16685 (decode_caches_intel): Decode L2 cache parameters.
16686 (detect_caches_intel): Determine L2 cache parameters using
16687 decode_caches_intel and decode_l2_caches functions.
16689 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16691 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16692 secondary input reload for subword loads from the constant pool.
16694 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16697 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16698 constants of the appropriate size for runtime calculations.
16701 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16702 decimal-float literal constant zero.
16704 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16707 * c-parser.c (c_parser_omp_atomic): Call
16708 default_function_array_conversion on the RHS.
16710 PR middle-end/35818
16711 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16712 call is_variable_sized if decl has incomplete type.
16714 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16716 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16718 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16720 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16722 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16723 (sgt<u>): Merge sgt and sgtu into new expander.
16724 (sgt, sgtu): Remove expanders.
16725 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16726 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16727 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16728 *sgtu_<mode>_mips16 into new pattern.
16729 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16730 (sge<u>): Merge sge and sgeu into new expander.
16731 (sge, sgeu): Remove expanders.
16732 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16734 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16735 (slt<u>): Merge slt and sltu into new expander.
16736 (slt, sltu): Remove expanders.
16737 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16738 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16739 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16740 *sltu_<mode>_mips16 into new pattern.
16741 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16742 (sle<u>): Merge sle and sleu into new expander.
16743 (sle, sleu): Remove expanders.
16744 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16745 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16746 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16747 *sleu_<mode>_mips16 into new pattern.
16748 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16750 2008-04-03 Jan Hubicka <jh@suse.cz>
16752 PR tree-optimization/35795
16753 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16754 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16755 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16756 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16757 * score/score3.c (score3_output_mi_thunk): Likewise.
16758 * score/score7.c (score7_output_mi_thunk): Likewise.
16759 * mips/mips.c (mips_output_mi_thunk): Likewise.
16761 2008-04-03 Richard Guenther <rguenther@suse.de>
16763 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16764 conversions. Simplify code.
16766 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16768 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16770 2008-04-03 Tom Tromey <tromey@redhat.com>
16771 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16773 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16774 * config/bfin/t-bfin-linux (generated_files): Add
16775 linux-sysroot-suffix.h.
16776 * doc/install.texi (Prerequisites): Require make 3.80.
16777 * doc/sourcebuild.texi (Front End Directory): Document new
16779 * Makefile.in (generated_files): New variable.
16780 (ALL_HOST_OBJS): New variable.
16781 ($(ALL_HOST_OBJS)): New target.
16783 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16785 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16786 (remap_block): Call id->transform_lang_insert_block instead
16788 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16789 Set id.transform_lang_insert_block to NULL.
16790 (clone_body): Move to cp/optimize.c
16791 * tree-inline.h (struct copy_body_data): Change
16792 transform_lang_insert_block to function pointer.
16793 (copy_generic_body, copy_decl_no_change): Export.
16794 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16795 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16796 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16798 * c-tree.h (insert_block): Kill.
16799 * c-decl.c (insert_block): Kill.
16801 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16803 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16804 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16805 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16807 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16808 argument, call {push,pop}_function_context from here.
16809 * c-parser.c: Use c_{push,pop}_function_context.
16811 * function.c (push_function_context_to): Move meat ...
16812 (push_function_context): ... here. Simplify.
16813 * function.c (pop_function_context_from): Move meat ...
16814 (pop_function_context): ... here. Simplify.
16815 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16817 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16818 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16819 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16820 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16822 2008-04-03 Ben Elliston <bje@au.ibm.com>
16824 * expmed.c (extract_force_align_mem_bit_field): Remove.
16826 2008-04-03 Richard Guenther <rguenther@suse.de>
16828 PR middle-end/35800
16829 * expr.h (try_casesi): Adjust prototype.
16830 * expr.c (try_casesi): Take fallback label as extra parameter.
16831 Use that for gen_casesi if default_label is NULL.
16832 * stmt.c (expand_case): Pass fallback label to try_casesi,
16833 make sure to fill gaps with a fallback label if default_label
16836 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16839 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16841 2008-04-03 Ben Elliston <bje@au.ibm.com>
16843 * expmed.c (extract_split_bit_field): Remove if (0) code.
16844 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16845 (do_ds_constraint): Likewise.
16847 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16849 * doc/cppopts.texi (-dU): Document.
16850 * c-common.h (flag_dump_macros): Update comment.
16851 * c-opts.c (handle_OPT_d): Handle -dU.
16852 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16853 dump_queued_macros, cb_used_define, cb_used_undef): New.
16854 (init_pp_output): Handle -dU.
16855 (cb_line_change): Call dump_queued_macros.
16856 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16858 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16860 * config/avr/predicates.md (io_address_operand): New predicate.
16861 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16862 * config/avr/avr.c (avr_io_address_p): Remove function.
16863 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16864 'avr_io_address_p' function.
16865 (out_movhi_r_mr): (Ditto.).
16866 (out_movqi_mr_r): (Ditto.).
16867 (out_movhi_mr_r): (Ditto.).
16868 (avr_address_cost): (Ditto.).
16870 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16872 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16873 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16874 in 32bit mode when XMM registers are available to avoid store
16876 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16877 corresponding post-reload splitters.
16879 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16881 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16882 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16883 __builtin_ia32_roundss.
16884 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16885 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16886 __builtin_ia32_roundss.
16887 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16888 IX86_BUILTIN_SHUFPD here.
16890 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16892 * config/i386/i386.md (plogic): New.
16893 (plogicprefix): Likewise.
16895 * config/i386/mmx.md (mmx_<code><mode>3): New.
16896 (mmx_and<mode>3): Removed.
16897 (mmx_ior<mode>3): Likewise.
16898 (mmx_xor<mode>3): Likewise.
16900 * config/i386/sse.md (<code><mode>3): New.
16901 (*<code><mode>3): Likewise.
16902 (*<code><mode>3): Likewise.
16903 (<code><mode>3): Likewise.
16904 (*sse_<code><mode>3): Likewise.
16905 (*sse2_<code><mode>3): Likewise.
16906 (<code>tf3): Likewise.
16907 (*<code>tf3): Likewise.
16908 (and<mode>3): Likewise.
16909 (*and<mode>3): Likewise.
16910 (ior<mode>3): Removed.
16911 (*ior<mode>3): Likewise.
16912 (xor<mode>3): Likewise.
16913 (*xor<mode>3): Likewise.
16914 (*and<mode>3): Likewise.
16915 (*ior<mode>3): Likewise.
16916 (*xor<mode>3): Likewise.
16917 (and<mode>3): Likewise.
16918 (*sse_and<mode>3): Likewise.
16919 (*sse2_and<mode>3): Likewise.
16920 (andtf3): Likewise.
16921 (*andtf3): Likewise.
16922 (ior<mode>3): Likewise.
16923 (*sse_ior<mode>3): Likewise.
16924 (*sse2_ior<mode>3): Likewise.
16925 (iortf3): Likewise.
16926 (*iortf3): Likewise.
16927 (xor<mode>3): Likewise.
16928 (*sse_xor<mode>3): Likewise.
16929 (*sse2_xor<mode>3): Likewise.
16930 (xortf3): Likewise.
16931 (*xortf3): Likewise.
16933 2008-04-02 Richard Guenther <rguenther@suse.de>
16935 PR tree-optimization/14495
16936 PR tree-optimization/34793
16937 * tree-vrp.c (struct switch_update): New structure.
16938 (to_remove_edges, to_update_switch_stmts): New VECs.
16939 (simplify_switch_using_ranges): New function. Remove not taken
16940 case labels and edges.
16941 (simplify_stmt_using_ranges): Call it.
16942 (identify_jump_threads): Mark edges we have queued for removal
16943 so we don't thread them.
16944 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16946 * tree-cfg.c (group_case_labels): Deal with missing default label.
16947 (tree_verify_flow_info): Allow missing default label.
16948 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16949 (emit_case_nodes): Likewise.
16950 (expand_case): Do not rely on the default label to be present.
16951 * expr.c (try_casesi): Deal with NULL default_label.
16952 (do_tablejump): Likewise.
16954 2008-04-02 Richard Guenther <rguenther@suse.de>
16956 PR tree-optimization/14495
16957 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16958 SWITCH_EXPR here ...
16959 (vrp_visit_switch_stmt): ... but here (new function).
16960 (find_case_label_index): New helper function.
16961 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16963 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16965 * fwprop.c: Fix ISO-C99ism.
16967 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16970 * Makefile.in (objdir): Set it here.
16971 * configure.ac: Not here. Find dynamic linker characteristics.
16972 * exec-tool.in: Use them.
16973 * aclocal.m4: Regenerate.
16974 * configure: Regenerate.
16976 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16978 * expr.c (expand_var): Delete it.
16979 * expr.h (expand_var): Delete prototype.
16980 * function.c (expand_function_start): Use expand_decl instead.
16981 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16984 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16986 PR rtl-optimization/35542
16987 * fwprop.c (forward_propagate_and_simplify): Replace
16988 loc_reg_mentioned_in_p with reg_mentioned_p.
16990 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16992 PR rtl-optimization/35281
16993 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16994 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16995 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16996 (varying_mem_p): Move above propagate_rtx.
16997 (all_uses_available_at): Do not check MEMs.
16999 2008-04-02 Rafael Espíndola <espindola@google.com>
17001 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17002 (register_edge_assert_for_2): Split the cond argument.
17003 (register_edge_assert_for_1): Adjust for the change in
17004 register_edge_assert_for_2.
17005 (register_edge_assert_for): Split the cond argument.
17006 (find_switch_asserts): Adjust for the change in
17007 register_edge_assert_for.
17009 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17011 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17012 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17013 offsets for 64-bit mingw.
17014 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17015 abi for x86_64-pc-mingw.
17017 2008-04-02 Richard Guenther <rguenther@suse.de>
17019 * tree-vrp.c (extract_range_from_assert): Make sure to not
17020 produce range min/max with TREE_OVERFOW set.
17021 If merging a anti-range and a range keep the anti-range if
17022 the range covers all values of the type.
17023 (register_edge_assert_for_2): Only allow sign-changing
17024 conversions in detecting canonical range checks. Also
17025 register an assert for the unsigned name if useful.
17027 PR tree-optimization/35787
17028 * tree-vrp.c (vrp_val_max): New function.
17029 (vrp_val_min): Likewise.
17030 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17031 (vrp_val_is_min): Likewise.
17032 (supports_overflow_infinity): Use vrp_val_{min,max}.
17033 (negative_overflow_infinity): Likewise.
17034 (positive_overflow_infinity): Likewise.
17035 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17036 (is_positive_overflow_infinity): Likewise.
17037 (is_overflow_infinity): Likewise.
17038 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17039 vrp_val_is_{min,max}.
17040 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17041 to ranges if possible. Avoid empty ranges.
17043 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17045 PR middle-end/35705
17046 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17047 the expression is a function address.
17049 2008-04-01 George Helffrich <george@gcc.gnu.org>
17051 PR fortran/35154, fortran/23057
17052 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17053 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17054 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17055 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17057 (dbxout_syms): Check for COMMON-based symbol and wrap in
17058 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17059 in bracket for efficiency.
17061 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17062 using DW_TAG_common_block + member offset.
17063 (add_pubname_string): New function.
17064 (dw_expand_expr): New function to find block name and offset for
17066 (common_check): New function to check whether symbol in Fortran COMMON.
17067 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17069 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17072 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17074 2008-04-02 Ben Elliston <bje@au.ibm.com>
17076 * config/v850/v850.md (casesi): Remove if (0) code.
17077 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17078 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17080 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17082 * config/i386/i386.md (rex64suffix): New mode attribute.
17083 (floathi<mode>2): Disable expander for SSE math.
17084 (*floathi<mode>2_1): New insn insn_and_split pattern.
17085 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17086 corresponding post-reload splitters.
17087 (*floathi<mode>2_i387): New macroized insn pattern.
17088 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17089 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17090 insn_and_split pattern.
17091 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17092 New macroized instruction patterns and corresponding post-reload
17094 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17095 and corresponding post-reload splitters.
17096 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17097 New macroized instruction patterns.
17098 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17099 macroized instruction patterns and corresponding post-reload splitters.
17100 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17101 corresponding post-reload splitters.
17102 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17103 New macroized instruction patterns.
17104 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17105 corresponding post-reload splitters.
17106 (*floatsi<mode>2_i387): New macroized instruction patterns.
17108 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17110 * config/i386/i386.md (smaxmin): New.
17111 (umaxmin): Likewise.
17112 (maxminiprefix): Likewise.
17113 (maxminfprefix): Likewise.
17114 (<code><mode>3): Likewise.
17115 (smin<mode>3): Removed.
17116 (smax<mode>3): Likewise.
17118 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17119 (mmx_<code>v4hi3): Likewise.
17120 (mmx_<code>v8qi3): Likewise.
17121 (mmx_smaxv2sf3): Removed.
17122 (mmx_sminv2sf3): Likewise.
17123 (mmx_umaxv8qi3): Likewise.
17124 (mmx_smaxv4hi3): Likewise.
17125 (mmx_uminv8qi3): Likewise.
17126 (mmx_sminv4hi3): Likewise.
17128 * config/i386/sse.md (<addsub><mode>3): New.
17129 (*<addsub><mode>3): Likewise.
17130 (<sse>_vm<addsub><mode>3): Likewise.
17131 (<maxmin><mode>3): Likewise.
17132 (*<maxmin><mode>3_finite): Likewise.
17133 (*<maxmin><mode>3): Likewise.
17134 (<sse>_vm<maxmin><mode>3): Likewise.
17135 (sse3_h<addsub>v4sf3): Likewise.
17136 (sse3_h<addsub>v2df3): Likewise.
17137 (<maxmin>v16qi3): Likewise.
17138 (*<maxmin>v16qi3): Likewise.
17139 (<maxmin>v8hi3): Likewise.
17140 (*<maxmin>v8hi3): Likewise.
17141 (*sse4_1_<maxmin><mode>3): Likewise.
17142 (*sse4_1_<maxmin><mode>3): Likewise.
17143 (add<mode>3): Removed.
17144 (*add<mode>3): Likewise.
17145 (<sse>_vmadd<mode>3): Likewise.
17146 (sub<mode>3): Likewise.
17147 (*sub<mode>3): Likewise.
17148 (<sse>_vmsub<mode>3): Likewise.
17149 (smin<mode>3): Likewise.
17150 (*smin<mode>3_finite): Likewise.
17151 (*smin<mode>3): Likewise.
17152 (<sse>_vmsmin<mode>3): Likewise.
17153 (smax<mode>3): Likewise.
17154 (*smax<mode>3_finite): Likewise.
17155 (*smax<mode>3): Likewise.
17156 (<sse>_vmsmax<mode>3): Likewise.
17157 (sse3_haddv4sf3): Likewise.
17158 (sse3_haddv2df3): Likewise.
17159 (sse3_hsubv4sf3): Likewise.
17160 (sse3_hsubv2df3): Likewise.
17161 (umaxv16qi3): Likewise.
17162 (*umaxv16qi3): Likewise.
17163 (smaxv8hi3): Likewise.
17164 (*smaxv8hi3): Likewise.
17165 (*sse4_1_smax<mode>3): Likewise.
17166 (*sse4_1_umax<mode>3): Likewise.
17167 (uminv16qi3): Likewise.
17168 (*uminv16qi3): Likewise.
17169 (sminv8hi3): Likewise.
17170 (*sminv8hi3): Likewise.
17171 (*sse4_1_smin<mode>3): Likewise.
17172 (*sse4_1_umin<mode>3): Likewise.
17174 2008-04-01 Rafael Espíndola <espindola@google.com>
17176 * tree-cfg.c (verify_expr): remove in_phi.
17177 (verify_stmt): Don't call walk_tree with verify_expr. Use
17178 is_gimple_min_invariant instead of is_gimple_val.
17180 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17182 * doc/include/gpl_v3.texi: Update for manpage generation.
17183 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17185 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17186 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17187 gpl_v3.texi instead of gpl.texi.
17190 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17193 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17195 2008-04-01 Rafael Espíndola <espindola@google.com>
17197 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17198 (extract_code_and_val_from_cond): Use
17199 extract_code_and_val_from_cond_with_ops.
17201 2008-04-01 Jan Hubicka <jh@suse.cz>
17203 * function.c (free_after_compilation): Free epilogue_delay_list.
17204 (prepare_function_start): Assert that previous compilation was freed.
17206 2008-04-01 Jan Hubicka <jh@suse.cz>
17207 Jim Wilson <wilson@tuliptree.org>
17208 Andreas Tobler <andreast@gcc.gnu.org>
17210 PR middle-end/35781
17211 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17212 rtl.emit instead cfun->emit.
17213 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17214 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17216 2008-04-01 Ben Elliston <bje@au.ibm.com>
17218 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17220 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17222 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17224 (fprofile-use): Add var flag_profile_use
17225 * coverage.c (coverage_begin_output): Do not open a gcno file for
17226 output only if -ftest-coverage is set.
17227 Do not add getpwd() to gcda file path.
17228 (build_gcov_info): Check the new flag
17229 flag_profile_datafile_relative_path.
17230 (coverage_init): Use profile_data_prefix.
17231 Read profile counter only if flag_profile_use is set.
17232 * opts.c (common_handle_option): New option fprofile-use=,
17233 fprofile-dir=, fprofile-generate=.
17234 * toplev.c (profile_data_prefix): New variable definition.
17235 * toplev.h (profile_data_prefix): New declaration.
17236 * doc/invoke.tex (Option Summary, Optimization Options):
17239 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17241 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17242 use tmp consistently.
17245 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17246 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17247 UNSPEC_FR_RECIP_APPROX_RES.
17248 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17250 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17253 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17255 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17257 PR middle-end/30186
17258 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17259 element of the vector via a pointer.
17261 2008-03-31 Ian Lance Taylor <iant@google.com>
17263 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17265 2008-03-31 Jan Hubicka <jh@suse.cz>
17267 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17268 get_arg_pointer_save_area.
17269 * expr.c (init_expr): Just clear out rtl.expr.
17270 * function.c (free_after_compilation): Clear out whole RTL structure.
17271 (get_func_frame_size): Merge into ...
17272 (get_frame_size): ... this one.
17273 (assign_stack_local_1): Merge into ...
17274 (assign_stack_local): ... this one.
17275 (expand_function_end): Update call of get_arg_pointer_save_area.
17276 (get_art_pointer_save_area): Remove cfun argument.
17277 * function.h (emit_status): regno_pointer_align does not need length
17278 attribute. Move x_regno_reg_rtx to ...
17279 (regno_reg_rtx): ... new global array.
17280 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17281 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17282 apply_args_value, forced_labels, stack_pointer_delta):
17284 (struct varasm_status): Move here from varasm.c
17285 (struct rtl_data): New. Move here some fields from struct function.
17286 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17287 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17288 used_temp_slots avail_temp_slots, temp_slot_level,
17289 nonlocal_goto_handler_labels): Update accesstors.
17290 (rtl): New global variable.
17291 (struct function): Move some fileds to rtl_data.
17292 (get_arg_pointer_save_area): Update prototype.
17293 * emit-rtl.c (rtl): Declare.
17294 (regno_reg_rtx): Declare.
17295 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17297 (gen_reg_rtx): Update.
17298 (init_virtual_regs): Do not tate emit_status argument.
17299 (init_emit): Do not allocate emit.
17300 * varasm.c (varasm_statuc): Move to function.h.
17301 (n_deferred_constatns): Update accestor.
17302 (init_varasm_status): Do not allocate varasm_status.
17303 (force_const_mem, get_pool_size, output_constant_pool): Update.
17304 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17305 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17307 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17309 PR rtl-optimization/35729
17310 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17313 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17316 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17317 load/store if memory is unaligned.
17318 (*movti_rex64): Likewise.
17320 * config/i386/predicates.md (misaligned_operand): New.
17322 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17325 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17328 2008-03-31 Jan Beulich <jbeulich@novell.com>
17330 * config/ia64/constraints.md: Add 'j' constraint.
17331 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17332 (movdi_internal): Likewise.
17334 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17337 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17339 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17342 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17343 proper error message for the third argument on blendpd and
17346 * config/i386/sse.md (blendbits): New.
17347 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17349 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17351 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17353 2008-03-30 Richard Guenther <rguenther@suse.de>
17355 PR middle-end/31023
17356 * fold-const.c (fold_sign_changed_comparison): Do leave
17357 conversions to base-types alone.
17359 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17361 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17362 the link register if one altivec register is be saved.
17364 2008-03-30 Ben Elliston <bje@au.ibm.com>
17366 * final.c (final_scan_insn): Remove if (0) code.
17368 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17370 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17372 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17374 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17375 of V4SFmode to ix86_binary_operator_ok.
17377 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17379 * config/i386/i386.c (override_options): Initialize
17380 ix86_veclib_handler to ix86_veclibabi_svml when
17381 -mveclibabi=svml is used.
17382 (ix86_veclibabi_svml): New function for SVML ABI style
17383 vectorization support.
17384 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17386 2008-03-28 Rafael Espíndola <espindola@google.com>
17388 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17389 (tree_binary_nonnegative_warnv_p): Make it public.
17390 (tree_single_nonnegative_warnv_p): Make it public.
17391 (tree_invalid_nonnegative_warnv_p): Make it public.
17392 (tree_unary_nonzero_warnv_p): Make it public.
17393 (tree_binary_nonzero_warnv_p): Make it public
17394 (tree_single_nonzero_warnv_p): Make it public.
17395 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17396 (extract_range_from_binary_expr): Split the expr argument.
17397 (extract_range_from_unary_expr): Split the expr argument.
17398 (extract_range_from_comparison): Split the expr argument.
17399 (extract_range_from_expr): Use the new aux functions.
17400 (vrp_evaluate_conditional_warnv): Use
17401 vrp_evaluate_conditional_warnv_with_ops.
17402 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17403 (tree_binary_nonzero_warnv_p): Declare.
17404 (tree_single_nonzero_warnv_p): Declare.
17405 (tree_expr_nonzero_warnv_p): Declare.
17406 (tree_unary_nonnegative_warnv_p): Declare.
17407 (tree_binary_nonnegative_warnv_p): Declare.
17408 (tree_single_nonnegative_warnv_p): Declare.
17409 (tree_invalid_nonnegative_warnv_p): Declare.
17411 2008-03-28 Richard Guenther <rguenther@suse.de>
17413 PR tree-optimization/30317
17414 PR tree-optimization/30911
17415 PR tree-optimization/34793
17416 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17417 (struct assert_locus_d): New member EXPR.
17418 (register_new_assert_for): Add EXPR parameter to support
17419 ASSERT_EXPR <name, expr OP limit>.
17420 (register_edge_assert_for_1): Adjust callers.
17421 (find_assert_locations): Likewise.
17422 (process_assert_insertions_for): Build condition from expression.
17423 (extract_range_from_assert): Handle ASSERT_EXPRs
17424 of the form ASSERT_EXPR <name, expr OP limit>.
17425 (register_edge_assert_for_2): New helper registering
17426 asserts for comparisons. Recognize range tests of the form
17427 (unsigned)i - CST1 OP CST2.
17428 (register_edge_assert_for_1): Use it.
17429 (register_edge_assert_for): Likewise.
17430 (needs_overflow_infinity): Integer sub-types
17431 do not need overflow infinities.
17432 (vrp_val_is_max): The extreme values of integer sub-types
17433 are those of the base type.
17434 (vrp_val_is_min): Likewise.
17435 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17438 2008-03-28 Nick Clifton <nickc@redhat.com>
17441 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17442 Return GENERAL_REGS for stack adjustment reloads.
17444 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17447 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17448 const_vector when all the vectors are constant.
17450 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17452 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17454 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17455 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17457 (s<code>_sf): Use new scc_sf attribute for opcode names.
17459 2008-03-27 Tom Tromey <tromey@redhat.com>
17461 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17462 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17463 config/spu/t-spu-elf, config/i386/t-interix,
17464 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17465 config/i386/x-darwin, config/i386/x-mingw32,
17466 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17467 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17468 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17469 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17470 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17471 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17472 config/score/t-score-elf, config/arm/t-strongarm-pe,
17473 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17474 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17475 Revert automatic dependency patch.
17477 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17480 * config/i386/i386.c (ix86_function_arg_boundary): Align
17481 decimal floating point to its natural boundary.
17483 2008-03-27 Richard Guenther <rguenther@suse.de>
17485 PR middle-end/35716
17486 * fold-const.c (fold_comparison): Restrict distinct decl
17487 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17488 solely rely on operand_equal_p.
17490 2008-03-27 Richard Guenther <rguenther@suse.de>
17493 * c-common.c (handle_weak_attribute): Reject combination of
17496 2008-03-27 Richard Guenther <rguenther@suse.de>
17498 PR tree-optimization/32810
17499 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17500 conversions from DECL_INITIAL.
17501 (fold_const_aggregate_ref): Likewise from constructor elements.
17503 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17505 * tree-affine.h (aff_combination_expand): Declare.
17506 (get_inner_reference_aff): Likewise.
17507 * tree-affine.c (aff_combination_expand): Split out from
17508 tree_to_aff_combination_expand.
17509 (get_inner_reference_aff): New function.
17510 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17511 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17512 (struct lim_aux_data): sm_done field removed.
17513 (mem_ref_loc_p, mem_ref_locs_p): New types.
17514 (struct mem_ref): Added id, stored, accesses_in_loop,
17515 indep_loop, dep_loop, indep_ref, dep_ref fields.
17516 Removed is_stored, locs and next fields.
17517 (memory_accesses): New variable.
17518 (movement_possibility): Do not allow moving statements
17519 that store to memory.
17520 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17522 (determine_max_movement): For statements with memory references,
17523 find the outermost loop in that the reference is independent.
17524 (move_computations_stmt): Mark the virtual operands for renaming.
17525 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17526 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17527 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17528 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17529 create_vop_ref_mapping, analyze_memory_references,
17530 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17531 get_all_locs_in_loop, ref_always_accessed_p,
17532 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17533 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17534 store_motion_loop, store_motion): New functions.
17535 (struct vop_to_refs_elt): New type.
17536 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17537 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17538 (schedule_sm): Replaced by...
17539 (execute_sm): ... this.
17540 (determine_lsm_ref, hoist_memory_references,
17541 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17542 find_more_ref_vops, free_mem_ref, free_mem_refs,
17543 determine_lsm_loop, determine_lsm): Removed.
17544 (tree_ssa_lim_finalize): Free data structures used by store motion.
17545 (tree_ssa_lim): Call analyze_memory_references. Use
17546 store_motion instead of determine_lsm.
17548 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17550 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17551 rename tmake_file to m68hc11/t-m68hc11.
17552 (mcore): Set inhibit_libc to true.
17553 * config.host (alpha*-dec-*vms*): Set extra_programs.
17554 (interix3*): Don't use host_xmake_file.
17555 * configure.ac: Let config.gcc override inhibit_libc.
17556 * configure: Regenerate.
17558 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17559 * config/t-openbsd-thread: Remove commented out lines.
17561 * config/x-interix: Remove.
17563 * config/m68hc11/t-m68hc11-gas: Rename to...
17564 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17566 * config/mcore/t-mcore: Remove T_CFLAGS.
17567 * config/mcore/t-mcore-pe: Likewise.
17569 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17571 * configure.ac: Replace custom __GNU_SOURCE test with
17572 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17573 * aclocal.m4: Regenerate.
17574 * configure: Regenerate.
17575 * config.in: Regenerate.
17577 2008-03-27 Richard Guenther <rguenther@suse.de>
17579 * fold-const.c (target.h): Include.
17580 (fold_comparison): Fold comparison of addresses of decls
17581 that bind locally or of constants. Consolidate address folding code.
17582 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17583 results from fold_binary_to_constant.
17584 (compare_values_warnv): Likewise.
17586 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17588 PR middle-end/35429
17589 * fold-const.c (fold_truthop): Check for integeral types when folding
17590 a == 0 && b == 0 and a != 0 || b != 0 .
17592 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17594 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17596 2008-03-26 Andreas Schwab <schwab@suse.de>
17598 * doc/invoke.texi: Fix use of @item vs. @itemx.
17600 2008-03-26 Tom Tromey <tromey@redhat.com>
17602 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17603 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17604 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17605 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17606 build/genconstants.o, build/genemit.o, build/genextract.o,
17607 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17608 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17611 2008-03-26 Richard Guenther <rguenther@suse.de>
17614 2008-03-26 Richard Guenther <rguenther@suse.de>
17616 * fold-const.c (target.h): Include.
17617 (fold_comparison): Fold comparison of addresses of two decls
17618 that bind locally. Consolidate address folding code.
17620 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17622 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17623 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17624 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17625 dconstsqrt2, dconstthird, dconste and/or dconst10.
17626 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17627 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17628 dconstsqrt2, dconste): Delete.
17629 (init_emit_once): Likewise. Simplify initializing dconstm1.
17631 * real.c (get_real_const): New.
17632 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17633 dconstsqrt2, dconste): Delete.
17634 (real_value_const, get_real_const): New.
17636 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17638 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17640 * config/i386/i386.c (ix86_function_arg_boundary): Check
17641 BIGGEST_ALIGNMENT instead of 128.
17642 (setup_incoming_varargs_64): Likewise.
17644 2008-03-26 Tom Tromey <tromey@redhat.com>
17646 * Makefile.in (DEPFILES): Add missing '/'.
17648 2008-03-26 Richard Guenther <rguenther@suse.de>
17650 * fold-const.c (target.h): Include.
17651 (fold_comparison): Fold comparison of addresses of two decls
17652 that bind locally. Consolidate address folding code.
17654 2008-03-26 Nick Clifton <nickc@redhat.com>
17657 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17658 not allow INT+INT as a legitimate addressing mode.
17660 2008-03-26 Richard Guenther <rguenther@suse.de>
17662 * tree-flow.h (widen_bitfield): Remove declaration.
17663 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17664 (widen_bitfield): Remove function.
17665 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17668 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17671 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17674 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17676 PR rtl-optimization/35232
17677 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17678 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17679 reg_reloaded_call_part_clobbered here.
17680 (reload_regs_reach_end_p): New function.
17681 (reload_reg_rtx_for_input): New variable.
17682 (reload_reg_rtx_for_output): Likewise.
17683 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17684 when reassigning a pseudo register. Load reloadreg from
17685 reload_reg_rtx_for_input, moving the mode and register
17687 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17688 instead of the original when deciding whether an input reload
17689 would be a no-op or whether an output reload can be deleted.
17690 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17691 when setting up new_spill_reg_store. Load it from
17692 reload_reg_rtx_for_output, moving the mode and register
17694 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17695 instead of the original when deciding whether an output reload
17696 would be a no-op. Do the same when modifying insn notes.
17697 Use rtx_equal_p instead of == to compare the registers.
17698 (inherit_piecemeal_p): Take a mode and two register numbers
17700 (emit_reload_insns): Clear new_spill_reg_store for every hard
17701 register in the reload register. Remove spill registers
17702 from reg_reloaded_valid before considering whether to record
17703 inheritance information for them. Use reload_reg_rtx_for_output
17704 instead of reg_rtx when recording output reloads. Use
17705 reload_reg_rtx_for_input instead of reg_rtx when recording
17706 input reloads. Set or clear reg_reloaded_call_part_clobbered
17707 at the same time as setting reg_reloaded_valid.
17708 (delete_output_reload): Add a new_reload_reg parameter and use it
17709 instead of rld[j].reg_rtx.
17710 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17713 2008-03-25 Tom Tromey <tromey@redhat.com>
17715 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17716 (build/genattr.o): Likewise.
17717 (build/genattrtab.o): Likewise.
17718 (build/gencodes.o): Likewise.
17719 (build/genconfig.o): Likewise.
17720 (build/genconstants.o): Likewise.
17721 (build/genemit.o): Likewise.
17722 (build/genextract.o): Likewise.
17723 (build/genflags.o): Likewise.
17725 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17727 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17728 instead of size_int for integer types.
17729 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17730 to match type of MINUS_EXPR.
17732 2008-03-25 Tom Tromey <tromey@redhat.com>
17734 * configure: Rebuilt.
17735 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17738 2008-03-25 Tom Tromey <tromey@redhat.com>
17740 * config/x-solaris (host-solaris.o): Update.
17741 * config/x-linux (host-linux.o): Update.
17742 * config/x-hpux (host-hpux.o): Update.
17743 * config/x-darwin (host-darwin.o): Update.
17744 * config/v850/t-v850e (v850-c.o): Update.
17745 * config/v850/t-v850 (v850-c.o): Update.
17746 * config/t-vxworks (vxworks.o): Update.
17747 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17748 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17749 * config/spu/t-spu-elf (spu-c.o): Update.
17751 * config/sh/t-symbian (sh-c.o): Update.
17752 (symbian.o): Update.
17753 * config/sh/t-sh (sh-c.o): Update.
17754 * config/score/t-score-elf (score7.o, score3.o): Update.
17755 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17756 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17757 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17758 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17759 (rs6000.o): Remove.
17760 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17761 * config/m32c/t-m32c (m32c-pragma.o): Update.
17762 * config/ia64/t-ia64 (ia64-c.o): Update.
17763 * config/i386/x-mingw32 (host-mingw32.o): Update.
17764 * config/i386/x-i386 (driver-i386.o): Update.
17765 * config/i386/x-darwin (host-i386-darwin.o): Update.
17766 * config/i386/x-cygwin (host-cygwin.o): Update.
17767 * config/i386/t-nwld (nwld.o): Update.
17768 * config/i386/t-netware (netware.o): Update.
17769 * config/i386/t-interix (winnt.o): Update.
17770 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17771 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17772 msformat-c.o): Update.
17773 * config/bfin/t-bfin-linux (generated_files): Add
17774 linux-sysroot-suffix.h.
17775 * config/arm/t-wince-pe (pe.o): Update.
17776 * config/arm/t-strongarm-pe (pe.o): Update.
17777 * config/arm/t-pe (pe.o): Update.
17778 * config/arm/t-arm (arm-c.o): Update.
17779 * doc/install.texi (Prerequisites): Require make 3.80.
17780 * Makefile.in: Remove .o targets.
17781 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17782 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17783 (simple_generated_h, simple_generated_c): Move earlier.
17784 (generated_files): New variable.
17785 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17786 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17787 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17788 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17789 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17790 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17791 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17792 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17793 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17794 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17795 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17796 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17798 (COMPILE.base, COMPILE): New variables.
17799 (%.o): New pattern rule.
17800 (ALL_HOST_OBJS): New variable.
17801 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17802 (dummy-checksum.o, cc1-checksum.o): Remove.
17803 (DRIVER_SHLIB): New variable.
17804 (DRIVER_DEFINES): Use it.
17805 (gencondmd.c): Move out of build/.
17806 (s-conditions): Update.
17807 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17808 (ALL_BUILD_OBJS): Likewise.
17809 (build/%.o): Use BUILDCOMPILE.
17810 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17811 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17812 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17813 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17814 build/genconfig.o, build/genconstants.o, build/genemit.o,
17815 build/genextract.o, build/genflags.o, build/genmddeps.o,
17816 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17817 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17818 build/gen-protos.o, build/scan.o, build/fix-header.o,
17819 build/scan-decls.o): Simplify.
17820 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17821 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17822 prefix.o, toplev.o): Reduce to variable setting.
17823 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17824 ($(out_object_file), gcc-options.o): New targets.
17825 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17826 * configure: Rebuilt.
17827 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17828 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17830 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17832 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17833 complain when we hit an error, return ERROR_MARK_NODE.
17835 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17837 * config/sh/constraints.md (Pso, Psz): New constraints.
17838 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17839 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17841 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17843 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17844 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17846 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17848 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17849 (prefetch_sh2a): New.
17851 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17852 Naveen.H.S <naveen.hs@kpitcummins.com>
17854 * config/sh/constraints.md (I28): New constraint.
17855 * config/sh/sh.c (broken_move): Add support for movi20s.
17856 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17858 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17859 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17860 Naveen.H.S <naveen.hs@kpitcummins.com>
17862 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17863 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17864 (print_operand): Handle resbank in %@ operand code.
17865 (sh_encode_section_info): New.
17866 (push_regs): Add conditions for resbank.
17867 (sh_expand_epilogue): Likewise.
17868 (sh_insert_attributes): Likewise.
17869 (sh_attribute_table): Likewise.
17870 (sh_handle_resbank_handler_attribute): New.
17871 (sh2a_handle_function_vector_handler_attribute): New.
17872 (sh2a_is_function_vector_call): New.
17873 (sh2a_get_function_vector_number): New.
17874 (sh2a_function_vector_p): New.
17875 (sh_cfun_resbank_handler_p): New.
17876 * config/sh/sh.md (calli): Emit jsr/n if possible.
17877 (calli_tbr_rel): New.
17878 (calli_pcrel): Emit jsr/n if possible.
17879 (return_i): Emit rts/n if possible.
17880 (call_valuei_tbr_rel): New.
17881 (call_valuei_pcrel): Add condition for SH2A target.
17882 (call_value): Likewise.
17883 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17884 (sh2a_get_function_vector_number): Likewise.
17885 (sh2a_is_function_vector_call): Likewise.
17886 * doc/extend.texi: Document TBR relative addressing of SH2A.
17887 (resbank): Add description for SH2A.
17889 2008-03-24 Richard Guenther <rguenther@suse.de>
17892 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17893 pointer assignments change conversions according to middle-end rules.
17894 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17895 * configure.ac: Include type checking in yes.
17896 * configure: Regenerate.
17898 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17900 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17901 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17903 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17905 * gthr-vxworks.h (UNUSED): Define.
17907 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17909 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17911 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17913 * doc/extend.texi (Function Attributes): Add missing comma in the
17914 example of the "alloc_size" attribute.
17916 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17919 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17921 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17924 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17927 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17928 of the underlying type of a MS bitfield layout to the natural
17929 alignment of the type.
17931 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17933 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17934 to their natural alignment to avoid store forwarding stalls.
17936 2008-03-22 Richard Guenther <rguenther@suse.de>
17938 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17939 For PHI nodes verify the address is invariant.
17940 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17941 (get_symbol_constant_value): Use is_gimple_min_invariant.
17942 (maybe_fold_stmt_indirect): Likewise.
17944 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17946 PR rtl-optimization/33927
17947 * Makefile.in (dse.o): Depend on $(TM_P_H).
17948 * expr.h (extract_low_bits): Declare.
17949 * expmed.c (extract_low_bits): New function.
17950 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17951 * dse.c: Include tm_p.h.
17952 (find_shift_sequence): Remove the read_reg argument and return the
17953 read value. Emit the instructions instead of returning them.
17954 Iterate on new_mode rather than calculating it each time.
17955 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17956 source to NEW_MODE and extract_low_bits to convert the shifted
17957 value to READ_MODE.
17958 (replace_read): Allow the load and store to have different mode
17959 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17960 or extraction instructions before trying the replacement. Update
17961 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17963 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17965 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17966 to their natural alignment to avoid store forwarding stalls.
17968 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17971 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17972 encouraging but not allowing gprs for input;
17973 change the input constraint to !f#r.
17974 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17976 change the output constraint to !f#r.
17978 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17981 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17982 corresponding post-reload splitters.
17983 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17984 when x87 FP math is selected.
17985 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17986 New function prototype.
17987 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17988 unreachable function to ease macroization of insn patterns.
17990 2008-03-21 Martin Jambor <mjambor@suse.cz>
17992 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17993 reference dumps if ddr is NULL or dependence is unknown.
17995 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17997 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17998 unsigned extension into account.
17999 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18000 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18001 Do computations on a scratch register.
18003 2008-03-21 Richard Guenther <rguenther@suse.de>
18005 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18006 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18007 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18008 * tree-ssa-dom.c (record_equality): Likewise.
18009 * tree-inline.c (copy_body_r): Likewise.
18010 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18013 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18015 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18016 as 'delete_unused' argument.
18018 2008-03-20 Richard Guenther <rguenther@suse.de>
18020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18021 special casing of constant qualifiers.
18022 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18023 care about them in general.
18024 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18025 regardless of their type.
18026 (fold_stmt_r): Forcefully fold *& if we end up with that.
18028 2008-03-20 Paul Brook <paul@codesourcery.com>
18030 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18031 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18033 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18035 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18036 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18038 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18040 * common.opt (Wmudflap): New option.
18041 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18042 (mx_register_decls): Likewise.
18043 (mudflap_finish_file): Likewise.
18044 * doc/invoke.texi: Document -Wno-mudflap.
18046 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18048 * c-format.c (replace_format_name_to_system_name): New.
18049 (cmp_attribs): New.
18050 (convert_format_name_to_system_name): New.
18051 (decode_format_attr): Add use of convert_format_name_to_system_name.
18052 (format_types_orig): Add gnu_ prefix to names.
18053 (check_format_info_main): Special treating of \0 escaped names for
18054 supporting multi-character format specifiers as I32, I64.
18055 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18056 (gnu_target_overrides_format_attributes): New.
18057 * c-format.h: Add structure target_ovr_attr to hold
18058 system specific formatter names.
18059 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18060 msformat-c.o file to c_target_objs and cxx_target_objs.
18061 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18062 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18063 (TARGET_N_FORMAT_TYPES): New.
18064 * config/i386/msformat-c.c: New.
18065 * config/i386/t-cygming: Add build rule for msformat-c.o.
18066 * doc/extend.texi: Add new format names gnu_* and ms_* and
18068 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18070 2008-03-20 Ira Rosen <irar@il.ibm.com>
18072 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18073 optimizations turned on under -O3.
18074 (ftree-vectorize): Add that the flag is turned on with -O3.
18076 2008-03-20 Ben Elliston <bje@au.ibm.com>
18078 * regmove.c (try_auto_increment): Fix spelling error in comment.
18079 * final.c (final_scan_insn): Likewise.
18081 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18084 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18085 allocator preferences for "y" and "r" class registers.
18086 ("*mov<mode>_internal"): Ditto.
18087 ("*movv2sf_internal_rex64"): Ditto.
18088 ("*movv2sf_internal"): Ditto.
18090 2008-03-19 Michael Matz <matz@suse.de>
18092 PR middle-end/35616
18093 * calls.c (expand_call): Check overlap of arguments with call
18094 address for sibcalls.
18096 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18099 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18100 of the underlying type of a MS bitfield layout to the natural
18101 alignment of the type.
18103 2008-03-19 Jan Hubicka <jh@suse.cz>
18106 * toplev.c (decode_d_option): Handle all CPP flags.
18107 * tree-vrp.c: Update tree_pass descriptors.
18108 * regrename.c: Update tree_pass descriptors.
18109 * fwprop.c: Update tree_pass descriptors.
18110 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18111 * tree-into-ssa.c: Update tree_pass descriptors.
18112 * tree-dump.c: Update tree_pass descriptors.
18113 * tree-complex.c: Update tree_pass descriptors.
18114 * tree-dump.h: Update tree_pass descriptors.
18115 * see.c: Update tree_pass descriptors.
18116 * cgraphbuild.c: Update tree_pass descriptors.
18117 * tracer.c: Update tree_pass descriptors.
18118 * tree-loop-distribution.c: Update tree_pass descriptors.
18119 * cgraph.c: Update tree_pass descriptors.
18120 * postreload-gcse.c: Update tree_pass descriptors.
18121 * postreload.c: Update tree_pass descriptors.
18122 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18123 * tree-tailcall.c: Update tree_pass descriptors.
18124 * tree-pass.h (tree_opt_pass): Rename to ...
18125 (opt_pass) ... this one; add "type" field and remove letter field.
18126 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18127 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18128 all_lowering_passes): Update declaration.
18129 * ipa-cp.c: Update tree_pass descriptors.
18130 * final.c: Update tree_pass descriptors.
18131 * omp-low.c: Update tree_pass descriptors.
18132 * tree-ssa-dse.c: Update tree_pass descriptors.
18133 * ipa-reference.c: Update tree_pass descriptors.
18134 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18135 * auto-inc-dec.c: Update tree_pass descriptors.
18136 * reorg.c: Update tree_pass descriptors.
18137 * cgraphunit.c: Update tree_pass descriptors.
18138 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18139 * tree-ssa-ccp.c: Update tree_pass descriptors.
18140 * df-core.c: Update tree_pass descriptors.
18141 * mode-switching.c: Update tree_pass descriptors.
18142 * tree-nomudflap.c: Update tree_pass descriptors.
18143 * modulo-sched.c: Update tree_pass descriptors.
18144 * ipa-pure-const.c: Update tree_pass descriptors.
18145 * cse.c: Update tree_pass descriptors.
18146 * web.c: Update tree_pass descriptors.
18147 * tree-stdarg.c: Update tree_pass descriptors.
18148 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18149 * tree-ssa-dom.c: Update tree_pass descriptors.
18150 * tree-nrv.c: Update tree_pass descriptors.
18151 * tree-ssa-alias.c: Update tree_pass descriptors.
18152 * loop-init.c: Update tree_pass descriptors.
18153 * gimple-low.c: Update tree_pass descriptors.
18154 * ipa-inline.c: Update tree_pass descriptors.
18155 * tree-ssa-sink.c: Update tree_pass descriptors.
18156 * global.c: Update tree_pass descriptors.
18157 * ifcvt.c: Update tree_pass descriptors.
18158 * jump.c: Update tree_pass descriptors.
18159 * predict.c: Update tree_pass descriptors.
18160 * tree-ssa-loop.c: Update tree_pass descriptors.
18161 * recog.c: Update tree_pass descriptors.
18162 * dse.c: Update tree_pass descriptors.
18163 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18164 * tree-eh.c: Update tree_pass descriptors.
18165 * regmove.c: Update tree_pass descriptors.
18167 * function.c: Update tree_pass descriptors.
18168 * tree-vectorizer.c: Update tree_pass descriptors.
18169 * gcse.c: Update tree_pass descriptors.
18170 * ipa-type-escape.c: Update tree_pass descriptors.
18171 * tree-if-conv.c: Update tree_pass descriptors.
18172 * init-regs.c: Update tree_pass descriptors.
18173 * ipa.c: Update tree_pass descriptors.
18174 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18175 * rtl-factoring.c: Update tree_pass descriptors.
18176 * lower-subreg.c: Update tree_pass descriptors.
18177 * bt-load.c: Update tree_pass descriptors.
18178 * tree-dfa.c: Update tree_pass descriptors.
18179 * except.c: Update tree_pass descriptors.
18180 * emit-rtl.c: Update tree_pass descriptors.
18181 * cfgexpand.c: Update tree_pass descriptors.
18182 * tree-cfgcleanup.c: Update tree_pass descriptors.
18183 * cfgcleanup.c: Update tree_pass descriptors.
18184 * tree-ssa-pre.c: Update tree_pass descriptors.
18185 * tree-sra.c: Update tree_pass descriptors.
18186 * tree-mudflap.c: Update tree_pass descriptors.
18187 * tree-ssa-copy.c: Update tree_pass descriptors.
18188 * cfglayout.c: Update tree_pass descriptors.
18189 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18190 * tree-ssa-dce.c: Update tree_pass descriptors.
18191 * tree-ssa.c: Update tree_pass descriptors.
18192 * regclass.c: Update tree_pass descriptors.
18193 * integrate.c: Update tree_pass descriptors.
18194 * tree-optimize.c: Update tree_pass descriptors.
18195 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18196 * tree-object-size.c: Update tree_pass descriptors.
18197 * combine.c: Update tree_pass descriptors.
18198 * tree-outof-ssa.c: Update tree_pass descriptors.
18199 * bb-reorder.c: Update tree_pass descriptors.
18200 * stack-ptr-mod.c: Update tree_pass descriptors.
18201 * var-tracking.c: Update tree_pass descriptors.
18202 * tree-profile.c: Update tree_pass descriptors.
18203 * tree-vect-generic.c: Update tree_pass descriptors.
18204 * reg-stack.c: Update tree_pass descriptors.
18205 * sched-rgn.c: Update tree_pass descriptors.
18206 * tree-ssa-structalias.c: Update tree_pass descriptors.
18207 * tree-cfg.c: Update tree_pass descriptors.
18208 * passes.c (current_pass): Update declaration.
18209 (finish_optimization_passes): Update.
18210 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18211 (register_one_dump_file, register_dump_files_1, next_pass_1):
18213 (init_optimization_passes): Update handling of new types.
18214 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18215 * ipa-struct-reorg.c: Update tree_pass descriptors.
18216 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18217 * combine-stack-adj.c: Update tree_pass descriptors.
18218 * cfgrtl.c: Update tree_pass descriptors.
18219 * dce.c: Update tree_pass descriptors.
18220 * tree-ssanames.c: Update tree_pass descriptors.
18222 2008-03-19 Richard Guenther <rguenther@suse.de>
18224 PR middle-end/35609
18225 * tree-ssa.c (walk_data): New structure.
18226 (warn_uninitialized_var): If not always_executed warn with "maybe"
18228 (execute_early_warn_uninitialized): Compute post-dominators.
18229 Initialize always_executed before processing each basic block.
18231 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18234 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18235 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18237 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18239 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18241 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18243 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18245 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18246 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18247 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18248 target after ignore has been set, and move there also the commputation
18249 of subtarget and original_target.
18250 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18251 (LANG_HOOKS_INITIALIZER): Remove it.
18252 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18254 2008-03-18 Richard Guenther <rguenther@suse.de>
18256 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18257 found an expression with constants, note that in the VN for the lhs.
18258 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18259 fold them to constants if possible. Run cleanup_cfg if done so.
18260 (execute_pre): Return todo.
18261 (do_pre): Likewise.
18262 (execute_fre): Likewise.
18263 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18265 (get_prop_source_stmt): Look through pointer conversions.
18267 2008-03-18 Jan Hubicka <jh@suse.cz>
18269 * tree-pretty-print.c: Include predict.h.
18270 (dump_generic_node): Dump predictor.
18271 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18272 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18273 * gimple-low.c (lower_stmt): Likewise.
18274 * expr.c (expand_expr_real): Likewise.
18275 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18277 (build_predict_expr, build_predict_expr): New.
18278 * predict.h (predictor_name, build_predict_expr): Update.
18279 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18280 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18281 * predict.def (PRED_CONTINUE): Update hitrate.
18282 * tree.def (PREDICT_EXPR): Define.
18283 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18284 do not handle BIND_EXPR.
18285 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18286 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18287 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18290 2008-03-18 Michael Matz <matz@suse.de>
18292 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18294 2008-03-18 Richard Guenther <rguenther@suse.de>
18296 * tree-gimple.h (is_gimple_invariant_address): Declare.
18297 (is_gimple_constant): Likewise.
18298 * tree-gimple.c (is_gimple_constant): New function.
18299 (is_gimple_invariant_address): Likewise.
18300 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18301 and is_gimple_invariant_address.
18302 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18304 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18305 an addressable base.
18307 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18309 PR middle-end/35611
18310 * gimplify.c (gimplify_expr): Gimplify second operand of
18313 2008-03-17 Richard Guenther <rguenther@suse.de>
18315 PR tree-optimization/19637
18316 * fold-const.c (fold_unary): Remove restrictions of removing
18317 intermediate pointer-conversions (P2)(P1)P0.
18318 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18319 conversion to void pointer.
18320 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18322 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18325 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18326 emulated thread local variables.
18328 2008-03-16 Richard Guenther <rguenther@suse.de>
18330 PR middle-end/35607
18331 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18332 expand TREE_INVARIANT operations that are not gimple invariant.
18334 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18336 * doc/extend.texi (Alignment): Say that the ABI controls
18337 the __alignof__ for non-strict-alignment targets rather
18338 than being a recommendation.
18340 2008-03-15 Paul Brook <paul@codesourcery.com>
18342 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18344 (arm_output_fn_unwind): Mark functions that can not be unwound.
18346 2008-03-15 Paul Brook <paul@codesourcery.com>
18348 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18349 extension instructions.
18351 2008-03-15 Richard Guenther <rguenther@suse.de>
18353 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18354 and fold constant aggregate refs.
18355 (fold_const_aggregate_ref): Handle string constants
18356 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18357 (evaluate_stmt): Simplify now that ccp_fold folds constant
18360 2008-03-15 Paul Brook <paul@codesourcery.com>
18362 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18363 (extzv): Use gen_extzv_t2.
18364 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18366 2008-03-15 Richard Guenther <rguenther@suse.de>
18368 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18369 (fold_const_aggregate_ref): Likewise.
18370 (get_value): Return NULL if we don't have any values.
18371 (ccp_finalize): Set const_val to NULL after freeing it.
18372 * tree-flow.h (get_symbol_constant_value): Declare.
18373 (fold_const_aggregate_ref): Likewise.
18374 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18376 2008-03-15 Richard Guenther <rguenther@suse.de>
18378 PR middle-end/35593
18379 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18380 to not produce negative array indices if not allowed. Add
18381 parameter to indicate that.
18382 (maybe_fold_offset_to_component_ref): Allow negative array
18383 indices only for the first member of a structure.
18384 (maybe_fold_offset_to_reference): Allow negative array indices.
18385 (maybe_fold_stmt_addition): Likewise.
18387 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18388 Anatoly Sokolov <aesok@post.ru>
18390 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18391 (avr_arch): Add ARCH_AVR6.
18392 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18393 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18394 instead of fixed value 2.
18395 (print_operand_address): Use gs() asm specifier instead of pm().
18396 (avr_assemble_integer): (Ditto.).
18397 (avr_output_addr_vec_elt): (Ditto.).
18398 (print_operand): Handle "!" code.
18399 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18400 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18401 (AVR_HAVE_EIJMP_EICALL): Define.
18402 (AVR_3_BYTE_PC): Redefine.
18403 (AVR_2_BYTE_PC): (Ditto.).
18404 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18405 (LINK_SPEC): Add atmega2560 and atmega2561.
18406 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18408 * config/avr/avr.md (call_insn): Use eicall instead of icall
18409 for 3 byte PC devices.
18410 (call_value_insn): (Ditto.).
18411 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18412 (indirect_jump): Use only for for 2 byte PC devices.
18413 (*tablejump): (Ditto.).
18414 (*indirect_jump_avr6): Add insn.
18415 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18416 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18417 instead of ijmp for 3 byte PC devices.
18418 (__tablejump2__): (Ditto.).
18419 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18420 (MULITLIB_DIRNAMES): (Ditto.).
18421 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18423 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18425 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18426 "sse2_umulsidi3". Use V1DI mode for operand 0.
18427 ("mmx_psadbw"): Use V1DI mode for operand 0.
18428 * config/i386/i386-modes.def (V1SI): New vector mode.
18429 * config/i386/i386.c (struct builtin_description)
18430 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18431 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18432 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18433 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18434 v1di_ftype_v8qi_v8qi type.
18435 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18437 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18438 __builtin_ia32_pmuludq]: Fix the mode of return value.
18440 2008-03-15 Richard Guenther <rguenther@suse.de>
18442 PR middle-end/35595
18443 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18446 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18448 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18449 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18450 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18451 unless TARGET_SERIALIZE_VOLATILE is enabled.
18452 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18453 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18454 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18456 2008-03-14 Richard Guenther <rguenther@suse.de>
18458 PR tree-optimization/34172
18459 * tree-flow.h (refs_may_alias_p): Declare.
18460 (get_single_def_stmt): Likewise.
18461 (get_single_def_stmt_from_phi): Likewise.
18462 (get_single_def_stmt_with_phi): Likewise.
18463 * tree-dfa.c (refs_may_alias_p): New function.
18464 (get_single_def_stmt): Likewise.
18465 (get_single_def_stmt_from_phi): Likewise.
18466 (get_single_def_stmt_with_phi): Likewise.
18467 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18468 (vn_reference_lookup_1): New helper function.
18469 (vn_reference_lookup): Walk the virtual use-def chain to
18470 continue searching for a match if the def does not alias the
18471 reference we are looking for.
18473 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18475 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18476 archive and Perzl. Update The Written Word listing.
18478 2008-03-14 Richard Guenther <rguenther@suse.de>
18480 PR tree-optimization/34043
18481 PR tree-optimization/33989
18482 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18484 (bitmap_find_leader): Use extra argument to verify dominance
18485 relationship inside a basic-block.
18486 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18487 (find_leader_in_sets): Adjust.
18488 (create_component_ref_by_pieces): Take extra argument for
18489 dominance check, handle lookup failures.
18490 (find_or_generate_expression): Likewise.
18491 (create_expression_by_pieces): Likewise.
18492 (insert_into_preds_of_block): Adjust.
18493 (create_value_expr_from): If asked for, verify all operands
18494 are in the blocks AVAIL_OUT set.
18495 (make_values_for_stmt): Check for SSA_NAMEs that are life
18496 over an abnormal edge.
18497 (compute_avail): Remove such check.
18498 (do_SCCVN_insertion): New function.
18499 (eliminate): If we do not find a leader suitable for replacement
18500 insert a replacement expression from SCCVN if available.
18501 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18502 (struct vn_ssa_aux): Add needs_insertion flag.
18503 * tree-ssa-sccvn.c (may_insert): New global flag.
18504 (copy_reference_ops_from_ref): Value-number union member access
18505 based on its size, not type and member if insertion is allowed.
18506 (visit_reference_op_load): For a weak match from union type
18507 punning lookup a view-converted value and insert a SSA_NAME
18508 for that value if that is not found.
18509 (visit_use): Make dumps shorter. Do not disallow value numbering
18510 SSA_NAMEs that are life over an abnormal edge to constants.
18511 (free_scc_vn): Release inserted SSA_NAMEs.
18512 (run_scc_vn): New flag to specify whether insertion is allowed.
18513 Process SSA_NAMEs in forward order.
18514 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18515 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18516 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18517 pointer type to/from integral types that do not change the
18518 precision to regular conversions.
18520 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18522 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18523 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18524 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18525 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18526 input arguments and the mode of return value. Built-in functions
18527 that operate on whole 64-bit MMX register now use V1DI mode.
18529 2008-03-13 Alon Dayan <alond@il.ibm.com>
18530 Olga Golovanevsky <olga@il.ibm.com>
18532 PR tree-optimization/35041
18533 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18534 to locate the right position in a statement.
18536 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18540 * config/i386/xmmintrin.h: Change all static inline functions to
18541 extern inline and add __gnu_inline__ attribute.
18542 * config/i386/bmintrin.h: Ditto.
18543 * config/i386/smmintrin.h: Ditto.
18544 * config/i386/tmmintrin.h: Ditto.
18545 * config/i386/mmintrin-common.h: Ditto.
18546 * config/i386/ammintrin.h: Ditto.
18547 * config/i386/emmintrin.h: Ditto.
18548 * config/i386/pmmintrin.h: Ditto.
18549 * config/i386/mmintrin.h: Ditto.
18550 * config/i386/mm3dnow.h: Ditto.
18552 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18554 PR middle-end/35185
18555 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18556 (lower_omp_2): New function.
18557 (lower_omp_1, lower_omp): Rewritten.
18559 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18562 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18563 with the phrase "Microsoft Windows compilers".
18564 (Push/Pop Macro Pragmas): New subsection. Document
18565 #pragma push_macro and pragma pop_macro.
18567 2008-03-12 Paul Brook <paul@codesourcery.com>
18569 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18571 2008-03-12 Paul Brook <paul@codesourcery.com>
18573 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18574 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18575 (thumb2_addsi_shortim): Rename ...
18576 (thumb2_addsi_short): ... to this. Allow register operands.
18577 (thumb2_subsi_short): New pattern.
18578 (thumb2_one_cmplsi2_short,
18579 thumb2_negsi2_short): New patterns and peepholes.
18581 2008-03-12 Paul Brook <paul@codesourcery.com>
18583 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18585 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18587 * config/i386/i386.md (int_cond): New code iterator.
18589 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18590 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18591 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18592 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18593 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18594 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18595 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18596 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18598 2008-03-12 Paul Brook <paul@codesourcery.com>
18600 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18601 instead of {arm,thumb}_compute_save_reg_mask.
18602 (output_return_instruction): Ditto.
18603 (thumb_unexpanded_epilogue): Ditto.
18604 (thumb1_expand_prologue): Ditto.
18605 (thumb1_output_function_prologue): Ditto.
18606 (arm_set_return_address): Ditto.
18607 (thumb_set_return_address): Ditto.
18608 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18609 regs to achieve stack alignment.
18610 (thumb1_compute_save_reg_mask): Fix compiler warning.
18611 (arm_output_epilogue): Use offsets->saved_regs_mask.
18612 Adjust stack pointer by poping call clobered registers.
18613 (arm_expand_prologue): Use offsets->saved_regs_mask.
18614 Adjust stack pointer by pushing extra registers.
18615 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18617 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18620 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18621 conversion to the operands of a multiplication.
18623 2008-03-12 Richard Guenther <rguenther@suse.de>
18625 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18626 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18627 * timevar.def (TV_TREE_PHIPROP): Add.
18628 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18629 pass description. Use TV_TREE_PHIPROP.
18630 * tree-ssa-forwprop.c: Remove phiprop code.
18632 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18634 PR middle-end/35549
18635 * omp-low.c (maybe_lookup_decl): Constify first argument.
18636 (use_pointer_for_field): Change last argument from bool to
18637 omp_context *. Disallow shared copy-in/out in nested
18638 parallel if decl is shared in outer parallel too.
18639 (build_outer_var_ref, scan_sharing_clauses,
18640 lower_rec_input_clauses, lower_copyprivate_clauses,
18641 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18643 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18644 Ira Rosen <irar@il.ibm.com>
18646 * tree-vectorizer.c (free_stmt_vec_info): New function.
18647 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18648 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18649 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18650 * tree-vect-transform.c (vectorizable_conversion): Free
18651 vec_oprnds0 if it was allocated.
18652 (vect_permute_store_chain): Remove unused VECs.
18653 (vectorizable_store): Free VECs that are allocated in the..
18655 (vect_transform_strided_load, vectorizable_load): Likewise.
18656 (vect_remove_stores): Simplify the code.
18657 (vect_transform_loop): Move code to vect_remove_stores().
18658 Call vect_remove_stores() and free_stmt_vec_info().
18660 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18662 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18663 TARGET_HPUX. Revise comment.
18664 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18665 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18666 Use sr4 variant of `be' instruction when not generating PIC code.
18667 (attr_length_call): Adjust for above change.
18669 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18671 * ipa-reference.c (static_execute): Remove module_statics_const and
18672 associated setting code.
18674 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18677 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18678 predicate for operand 1.
18679 (paritysi2_cmp): Use register_operand predicate for operand 2.
18680 Use earlyclobber modifier for operand 1. Remove support for
18682 (paritydi2_cmp): Use register_operand predicate for operand 3.
18683 Use earlyclobber modifier for operand 1. Remove support for
18686 2008-03-11 Paul Brook <paul@codesourcery.com>
18687 Vladimir Prus <vladimir@codesourcery.com>
18689 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18690 (arm_compute_save_reg0_reg12_mask): Always
18691 check if register 11 must be saved. Always safe hard frame pointer
18692 when frame_pointer_needeed.
18693 (arm_compute_save_reg_mask): Save IP and PC
18694 only with apcs frames.
18695 (arm_output_epilogue): Adjust Thumb2 codepath to
18696 be also invoked and work for ARM non-apcs frames.
18697 (arm_expand_prologue): Don't bother saving IP
18698 for non-apcs frame, since it's not clobbered by
18699 prologue code. Implement non-apcs frame
18702 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18704 PR rtl-optimization/35281
18705 * expr.c (convert_move): Use a new pseudo for the intermediate
18706 from_mode->word_mode result.
18708 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18710 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18711 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18712 * toplev.c (compile_file): Don't call it.
18714 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18716 PR middle-end/35526
18717 * expr.c (store_expr): Call emit_block_move if the mode
18718 of "temp" RTX is BLKmode.
18720 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18721 Richard Guenther <rguenther@suse.de>
18723 PR tree-optimization/31358
18724 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18725 the step with a NULL_TREE.
18726 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18727 to sizetype if type is a pointer type.
18728 (add_candidate_1): Don't convert the base and step to
18729 the generic type if the orginal type is a pointer type.
18730 (add_iv_value_candidates): Use sizetype for the step
18731 if type is a pointer type.
18732 (cand_value_at): Likewise.
18733 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18735 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18736 Don't convert the tem affine to the type.
18737 (add_elt_to_tree): Use sizetype for the step if a pointer.
18738 Use POINTER_PLUS_EXPR for pointers.
18739 (aff_combination_to_tree): Use sizetype for the step if a
18742 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18744 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18745 Remove commutativity hint.
18747 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18751 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18752 errorneous type. Check that v is a VAR_DECL.
18754 PR middle-end/35099
18755 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18757 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18759 PR tree-optimization/35494
18760 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18761 may be overriden at link and run time.
18763 2008-03-10 Richard Guenther <rguenther@suse.de>
18765 PR tree-optimization/34677
18766 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18767 (poolify_tree): Likewise.
18768 (modify_expr_template): Likewise.
18769 (poolify_modify_stmt): Likewise.
18770 (insert_fake_stores): Handle all component-ref style stores
18771 in addition to INDIRECT_REF. Also handle complex types.
18772 Do not poolify the inserted load.
18773 (realify_fake_stores): Do not rebuild the tree but only
18774 make it a SSA_NAME copy.
18775 (init_pre): Remove initialzation of modify_expr_template.
18776 Do not allocate modify_expr_node_pool.
18777 (fini_pre): Do not free modify_expr_node_pool.
18779 2008-03-10 Paul Brook <paul@codesourcery.com>
18781 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18782 to avoid conflicts.
18784 2008-03-10 Paul Brook <paul@codesourcery.com>
18785 Mark Shinwell <shinwell@codesourcery.com>
18787 * config/arm/cortex-r4.md: New.
18788 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18790 * config/arm/arm.md: Include cortex-r4.md.
18791 (insn): Add smmls, sdiv and udiv values.
18792 (generic_sched): Don't use generic scheduling for Cortex-R4.
18793 (arm_issue_rate): New function.
18794 (TARGET_SCHED_ISSUE_RATE): Define.
18796 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18798 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18800 2008-03-10 Richard Guenther <rguenther@suse.de>
18802 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18803 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18805 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18807 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18808 Set default to true.
18810 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18812 * c.opt (Wsynth): Deprecate.
18813 * doc/invoke.texi (Option Summary, Warning Options): Document
18814 -Wno-format-contains-nul.
18816 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18819 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18820 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18822 2008-03-09 Ira Rosen <irar@il.ibm.com>
18824 * config/rs6000/rs6000.c (builtin_description): Rename vector
18825 left shift operations.
18826 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18827 (altivec_vsl<VI_char>): Rename to ...
18828 (ashl<mode>3): ... new name.
18829 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18831 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18833 2008-03-08 Richard Guenther <rguenther@suse.de>
18835 * coverage.h (tree_coverage_counter_addr): Declare.
18836 * coverage.c (tree_coverage_counter_addr): New function.
18837 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18838 before using again.
18839 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18840 (tree_gen_one_value_profiler): Likewise.
18841 (tree_gen_ic_profiler): Likewise.
18842 (tree_gen_average_profiler): Likewise.
18843 (tree_gen_ior_profiler): Likewise.
18845 2008-03-08 Richard Guenther <rguenther@suse.de>
18847 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18848 (vn_binary_op_insert): Likewise.
18849 (vn_unary_op_lookup): Likewise.
18850 (vn_unary_op_insert): Likewise.
18851 (vn_nary_op_lookup): Declare.
18852 (vn_nary_op_insert): Likewise.
18853 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18854 and binary hashes, use a single obstack for unary_op_pool
18855 and binary_op_pool.
18856 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18857 a single struct vn_nary_op_s. Store tree code length and
18858 a variable number of operands.
18859 (struct vn_reference_op_struct): Remove unused op2.
18860 (vn_reference_op_eq): Do not compare op2.
18861 (vn_reference_op_compute_hash): Do not compute hash of op2.
18862 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18863 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18864 with vn_nary_op_compute_hash.
18865 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18866 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18868 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18870 (visit_unary_op): Call nary functions.
18871 (visit_binary_op): Likewise.
18872 (process_scc): Adjust for struct vn_tables_s changes.
18873 (allocate_vn_table): Likewise.
18874 (free_vn_table): Likewise.
18875 * tree-vn.c (vn_add): Call nary functions.
18876 (vn_lookup): Likewise.
18878 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18881 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18882 wdst back after sync_compare_and_swapqhi_internal.
18884 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18887 * config/i386/i386-modes.def (V1DI): New vector mode.
18888 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18889 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18890 (MMXMODE248): Ditto.
18891 (MMXMODE): Add V1DI mode.
18892 (mmxvecsize): Change DI mode to V1DI mode.
18893 ("mov<mode>): Use MMXMODEI8 mode iterator.
18894 ("*mov<mode>_internal_rex64"): Ditto.
18895 ("*mov<mode>_internal"): Ditto.
18896 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18897 ("mmx_sub<mode>3"): Ditto.
18898 ("mmx_adddi3"): Remove insn pattern.
18899 ("mmx_subdi3"): Ditto.
18900 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18901 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18902 ("mmx_ashl<mode>3"): Ditto.
18903 ("mmx_lshrdi3"): Remove insn pattern.
18904 ("mmx_ashldi3"): Ditto.
18905 * config/i386/i386.c (classify_argument): Handle V1DImode.
18906 (function_arg_advance_32): Ditto.
18907 (function_arg_32): Ditto.
18908 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18909 mmx_addv1di3 insn pattern.
18910 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18911 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18912 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18913 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18914 Remove definitions of built-in functions.
18915 (V1DI_type_node): New node.
18916 (v1di_ftype_v1di_int): Ditto.
18917 (v1di_ftype_v1di_v1di): Ditto.
18918 (v2si_ftype_v2si_si): Ditto.
18919 (v4hi_ftype_v4hi_di): Remove node.
18920 (v2si_ftype_v2si_di): Ditto.
18921 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18922 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18923 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18924 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18925 Add new builtins using def_builtin_const.
18926 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18927 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18928 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18929 * config/i386/mmintrin.h (__v1di): New typedef.
18930 (_mm_add_si64): Cast arguments to __v1di type.
18931 (_mm_sub_si64): Ditto.
18932 (_mm_sll_pi16): Cast __count to __v4hi type.
18933 (_mm_sll_pi32): Cast __count to __v2si type.
18934 (_mm_sll_si64): Cast arguments to __v1di type.
18935 (_mm_srl_pi16): Cast __count to __v4hi type.
18936 (_mm_srl_pi32): Cast __count to __v2si type.
18937 (_mm_srl_si64): Cast arguments to __v1di type.
18938 (_mm_sra_pi16): Cast __count to __v4hi type.
18939 (_mm_sra_pi32): Cast __count to __v2si type.
18940 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18941 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18942 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18943 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18944 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18945 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18946 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18947 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18948 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18949 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18950 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18951 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18953 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18955 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18957 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18960 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18961 reg+const addressing for Altivec modes. Don't generate reg+reg
18962 addressing for TFmode or TDmode quantities.
18964 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18966 * c-common.c (vector_types_convertible_p): Call langhook
18967 instead of comptypes.
18969 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18972 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18973 integral and scalar float variables which have a
18976 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18978 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18979 dwarf_register_span hook when emitting unwind information for
18980 register-to-memory saves.
18981 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18982 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18984 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18986 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18987 for the same VAR_DECL.
18989 2008-03-06 Tom Tromey <tromey@redhat.com>
18991 * treelang: Delete.
18992 * doc/standards.texi (Standards): Don't mention treelang.
18993 * doc/invoke.texi (Overall Options): Don't mention treelang.
18994 * doc/install.texi (Prerequisites): Don't mention bison or
18996 (Configuration): Don't mention treelang.
18997 (Building): Likewise.
18998 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19000 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19002 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19003 word-extractions out of a multi-word object.
19005 2008-03-06 Richard Guenther <rguenther@suse.de>
19007 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19008 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19009 result type and precision.
19010 * expr.c (get_inner_reference): Set unsignedp based on the result
19011 type of BIT_FIELD_REF.
19012 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19013 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19014 (try_instantiate_multiple_fields): Likewise. Use the correct type
19016 (sra_build_assignment): Likewise.
19017 (sra_build_elt_assignment): Likewise.
19018 (sra_explode_bitfield_assignment): Likewise.
19019 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19020 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19021 set BIT_FIELD_REF_UNSIGNED.
19022 (vectorizable_load): Likewise.
19024 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19026 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19029 2008-03-06 Richard Guenther <rguenther@suse.de>
19031 * alias.c (struct alias_set_entry): Move has_zero_child field
19032 to pack with alias_set.
19034 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19036 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19039 2008-03-05 Ian Lance Taylor <iant@google.com>
19041 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19043 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19045 * fwprop.c (update_df): Support width and offset parameters of
19047 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19048 global_conflicts): Change DF_REF_EXTRACT to either
19049 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19050 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19051 * df-scan.c (df_ref_record, df_defs_record,
19052 df_ref_create_structure, df_def_record_1, df_uses_record,
19053 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19054 df_bb_refs_collect, df_entry_block_defs_collect,
19055 df_exit_block_uses_collect): Support new width and offset fields.
19056 (ref_extract_pool): New storage pool.
19057 (df_free_ref): New function.
19058 (df_reg_chain_unlink, df_free_collection_rec,
19059 df_sort_and_compress_refs): Call df_free_ref.
19060 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19062 (df_ref_create_structure): Allocate df_ref_extract if offset and
19063 width fields are used.
19064 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19065 (df_uses_record): Get offset and width from ZERO_EXTRACT
19067 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19068 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19069 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19070 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19071 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19072 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19073 (df_ref_extract): New structure.
19074 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19075 (df_ref_create): Add width and offset parameters.
19077 2008-03-05 Richard Guenther <rguenther@suse.de>
19079 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19080 Use ranges_overlap_p.
19081 (offset_overlaps_with_access): Rename
19082 to ranges_overlap_p and move ...
19083 * tree-flow-inline.h (ranges_overlap_p): ... here.
19085 * tree.h (get_inner_reference, handled_component_p): Update
19088 * tree.h (record_component_aliases, get_alias_set,
19089 alias_sets_conflict_p, alias_sets_must_conflict_p,
19090 objects_must_conflict_p): Move declarations ...
19091 * alias.h (record_component_aliases, get_alias_set,
19092 alias_sets_conflict_p, alias_sets_must_conflict_p,
19093 objects_must_conflict_p): ... here.
19094 Include coretypes.h.
19095 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19097 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19099 * cfg.c: Include tree-flow.h.
19100 (remove_edge_raw): Call redirect_edge_var_map_clear.
19101 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19102 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19103 (redirect_edge_var_map_result): New.
19104 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19105 PENDING_STMT use with redirect_edge_var_map_*.
19106 * tree-ssa.c (edge_var_maps): New definition.
19107 (redirect_edge_var_map_add): New.
19108 (redirect_edge_var_map_clear): New.
19109 (redirect_edge_var_map_dup): New.
19110 (redirect_edge_var_map_vector): New.
19111 (redirect_edge_var_map_destroy): New.
19112 (ssa_redirect_edge): Replace PENDING_STMT use with
19113 redirect_edge_var_map_*.
19114 (flush_pending_stmts): Same.
19115 (delete_tree_ssa): Destroy edge var map.
19116 * tree-flow.h (struct _edge_var_map): New.
19117 Define edge_var_map vector type.
19118 Declare redirect_edge_var_map_* prototypes.
19119 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19120 * tree-cfg.c (reinstall_phi_args): Replace
19121 PENDING_STMT use with redirect_edge_var_map_*.
19123 2008-03-05 Richard Guenther <rguenther@suse.de>
19125 PR tree-optimization/35472
19126 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19127 whose single use_stmt has a overlapping set of loaded and
19128 stored symbols as that use_stmt might be a noop assignment then.
19130 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19132 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19134 2008-03-05 Richard Guenther <rguenther@suse.de>
19137 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19138 should be constants.
19139 * tree-cfg.c (verify_expr): Verify it.
19140 * fold-const.c (fold_truthop): Remove code generating
19141 BIT_FIELD_REFs of structure bases.
19142 (fold_binary): Likewise.
19143 (fold_ternary): Position and size of BIT_FIELD_REFs are
19144 always host integers.
19145 (make_bit_field_ref): Remove.
19146 (optimize_bit_field_compare): Remove.
19147 (all_ones_mask_p): Remove.
19149 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19152 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19153 (split_block_and_df_analyze): New. Split basic block and rebuild
19155 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19157 (split_pattern_seq): Likewise.
19158 (erase_matching_seqs): Likewise.
19159 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19161 2008-03-04 Geoff Keating <geoffk@apple.com>
19163 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19164 declaration and code.
19165 (tree_invalid_nonnegative_warnv_p): Likewise.
19167 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19169 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19170 examples. Truncate option-names then causing overfull hbox.
19172 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19175 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19177 * configure: Rebuilt.
19179 2008-03-04 Rafael Espíndola <espindola@google.com>
19181 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19182 (tree_unary_nonnegative_warnv_p): New.
19183 (tree_binary_nonnegative_warnv_p): New.
19184 (tree_single_nonnegative_warnv_p): New.
19185 (tree_invalid_nonnegative_warnv_p): New.
19186 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19188 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19191 * opts.c (handle_option): Postpone 'unknown option' errors only for
19194 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19197 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19200 2008-03-04 Rafael Espíndola <espindola@google.com>
19202 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19203 (tree_binary_nonzero_warnv_p): New.
19204 (tree_single_nonzero_warnv_p): New.
19205 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19207 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19209 PR middle-end/35456
19210 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19211 transformations for modes that have signed zeros.
19212 * ifcvt.c (noce_try_abs): Ditto.
19214 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19216 * config/i386/i386.c (override_options): Force
19217 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19219 2008-03-04 Jan Hubicka <jh@suse.cz>
19222 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19225 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19227 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19228 label to probe the stack.
19230 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19232 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19233 (__gthr_win32_mutex_destroy): Declare.
19234 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19235 __gthr_win32_mutex_destroy.
19236 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19238 2008-03-03 Jan Hubicka <jh@suse.cz>
19241 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19242 aggressive on inlining cold calls.
19244 2008-03-03 Richard Guenther <rguenther@suse.de>
19246 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19247 struct copies into the expression table.
19248 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19249 (try_to_simplify): Likewise.
19250 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19251 integral and pointer arguments which do not change the
19252 precision to NOP_EXPRs.
19253 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19254 VIEW_CONVERT_EXPR case.
19256 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19258 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19259 defined in a loop at depth 0 is invariant.
19260 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19261 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19262 be called at loop depth 0.
19264 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19267 * gcc.c (process_command): Update copyright notice dates.
19268 * gcov.c (print_version): Likewise.
19269 * gcov-dump.c (print_version): Likewise.
19270 * mips-tfile.c (main): Likewise.
19271 * mips-tdump.c (main): Likewise.
19273 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19276 * c-common.c (flag_permissive): Delete.
19277 (constant_expression_warnings): Check flags first.
19278 (constant_expression_error): New.
19279 * c-common.h (flag_permissive): Delete.
19280 (constant_expression_error): Declare.
19281 * flags.h (flag_permissive): Declare. Update description.
19282 * diagnostic.c (pedwarn): Update.
19284 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19285 (permissive_error_kind): New.
19286 * toplev.c (flag_permissive): Define. Update description.
19287 * toplev.h (permissive_error_kind): Declare.
19288 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19289 (pedwarn_c90): Use pedantic_warning_kind.
19290 * c-opts.c (c_common_post_options): flag_permissive does not affect
19291 flag_pedantic_errors.
19293 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19295 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19296 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19297 __absvsi2, __absvDI2): Use unsigned arithmetic.
19299 2008-03-02 Andi Kleen <ak@suse.de>
19300 Richard Guenther <rguenther@suse.de>
19302 * struct-equiv.c: Remove file.
19303 * cfg_cleanup.c (condjump_equiv_p): Remove.
19304 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19305 (struct-equiv.o): Remove rule.
19306 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19307 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19308 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19310 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19312 * ifcvt.c (noce_process_if_block): Try to handle only the then
19313 block if the else block exists but isn't suitable.
19315 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19318 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19319 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19320 regression from previous patch.
19322 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19325 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19327 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19328 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19329 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19330 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19331 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19332 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19333 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19334 (__gthread_mutex_destroy_function): Rename to
19335 __gthread_mutex_destroy.
19336 * gthr-dce.h (__gthread_mutex_destroy): Call
19337 pthread_mutex_destroy.
19338 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19339 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19340 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19342 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19344 * df-scan.c (df_ref_chain_change_bb): Simplify.
19345 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19346 set_block_for_insn if there's any change.
19347 * df.h ((df_insn_change_bb): Fix prototype.
19348 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19349 df_insn_change_bb, don't call set_block_for_insn.
19350 * emit-rtl.c (reorder_insns): Likewise.
19351 * haifa-sched.c (move_insn): Likewise.
19353 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19355 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19357 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19359 * tree-flow-inline.h (next_readonly_imm_use): Return
19360 NULL_USE_OPERAND_P after the end.
19362 2008-03-01 Richard Guenther <rguenther@suse.de>
19364 PR tree-optimization/35411
19365 * tree-sra.c (sra_build_assignment): Split conversion to
19366 final type to a separate statement if we are not assigning
19369 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19371 * fold-const.c (fold_convertible_p): Correct the logic to follow
19372 that in fold_convert().
19374 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19377 * tree-inline.c (build_duplicate_type): When we make a
19378 duplicate type, make it unique in the canonical types system.
19380 2008-02-29 Tom Tromey <tromey@redhat.com>
19382 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19383 input_file_stack_history, input_file_stack_restored): Remove.
19384 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19385 * input.h (struct file_stack): Remove.
19386 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19387 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19389 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19391 (diagnostic_last_module_changed): Add 'map' argument.
19392 (diagnostic_set_last_function): Likewise.
19393 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19394 line map, not input_file_stack.
19395 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19397 2008-02-29 Paul Brook <paul@codesourcery.com>
19399 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19401 2008-02-29 Paul Brook <paul@codesourcery.com>
19403 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19405 2008-02-29 Richard Guenther <rguenther@suse.de>
19407 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19409 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19410 value for comparing for a store match.
19411 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19412 (try_to_simplify): Do not do a full-blown reference lookup.
19414 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19416 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19417 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19419 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19421 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19423 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19424 strides against cache sizes.
19426 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19428 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19431 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19433 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19434 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19435 is smaller than the original promoted value.
19436 (simplify_subreg): If OP is a SUBREG, try to preserve its
19437 SUBREG_PROMOTED_VAR_P information.
19439 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19441 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19442 (VN_INFO_GET): Allocate new objects on the obstack.
19443 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19444 for rpo_numbers_temp, for consistency.
19445 (free_scc_vn): Free the obstack.
19447 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19449 * doc/invoke.texi: Document -ftree-loop-distribution.
19450 * tree-loop-distribution.c: New.
19451 * tree-pass.h (pass_loop_distribution): New.
19452 * graphds.h (struct graph): Add htab_t indices.
19453 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19454 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19455 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19456 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19457 * tree-data-ref.c (debug_data_dependence_relations): New.
19458 (dump_data_dependence_relation): Also print data references.
19459 (free_data_ref): Extern.
19460 (same_access_functions): Moved...
19461 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19462 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19463 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19464 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19465 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19466 (stmts_from_loop): Skip LABEL_EXPR.
19467 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19469 (build_rdg): Initialize rdg->indices htab.
19470 (free_rdg, stores_from_loop, ref_base_address,
19471 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19472 have_similar_memory_accesses_1, ref_base_address_1,
19473 remove_similar_memory_refs): New.
19474 * tree-data-ref.h: Depend on tree-chrec.h.
19475 (debug_data_dependence_relations, free_data_ref): Declared.
19476 (same_access_functions): ... here.
19477 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19479 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19480 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19481 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19482 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19483 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19484 rdg_vertex_for_stmt): Declared.
19485 (struct rdg_edge): Add level.
19487 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19488 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19490 (rdg_has_similar_memory_accesses): New.
19491 * tree-vect-analyze.c: Remove unused static decls.
19492 * lambda.h (dependence_level): New.
19493 * common.opt (ftree-loop-distribution): New.
19494 * tree-flow.h (mark_virtual_ops_in_bb,
19495 slpeel_tree_duplicate_loop_to_edge_cfg,
19496 rename_variables_in_loop): Declared.
19497 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19498 (OBJS-common): Add tree-loop-distribution.o.
19499 (tree-loop-distribution.o): New rule.
19500 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19501 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19502 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19504 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19507 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19508 other than structures and unions.
19510 2008-02-28 Richard Guenther <rguenther@suse.de>
19513 2008-02-26 Richard Guenther <rguenther@suse.de>
19515 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19516 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19517 (lookup_decl_from_uid): Declare.
19518 (remove_decl_from_map): Likewise.
19519 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19520 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19521 (decl_for_uid_map): New global hashtable mapping DECL_UID
19523 (init_ttree): Allocate it.
19524 (insert_decl_to_uid_decl_map): New helper function.
19525 (make_node_stat): Insert new decls into the map.
19526 (copy_node_stat): Likewise.
19527 (lookup_decl_from_uid): New function.
19528 (remove_decl_from_map): Likewise.
19529 (print_decl_for_uid_map_statistics): New helper.
19530 (dump_tree_statistics): Call it.
19532 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19533 (referenced_var_iterator): Adjust.
19534 (FOR_EACH_REFERENCED_VAR): Adjust.
19535 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19536 (num_referenced_vars): Adjust.
19537 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19538 (first_referenced_var): Remove.
19539 (end_referenced_vars_p): Likewise.
19540 (next_referenced_var): Likewise.
19541 (referenced_var_iterator_set): New helper function.
19542 * tree-dfa.c (referenced_var_lookup): Adjust.
19543 (referenced_var_check_and_insert): Likewise.
19544 (remove_referenced_var): Likewise.
19545 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19546 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19547 (verify_call_clobbering): Likewise.
19548 (verify_memory_partitions): Likewise.
19549 (init_tree_ssa): Allocate bitmap instead of hashtable for
19551 (delete_tree_ssa): Adjust.
19552 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19553 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19554 (compute_tag_properties): Likewise.
19555 (set_initial_properties): Likewise.
19556 (find_partition_for): Likewise.
19557 (update_reference_counts): Likewise.
19558 (dump_may_aliases_for): Likewise.
19559 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19560 (add_call_clobber_ops): Likewise.
19561 (add_call_read_ops): Likewise.
19562 (get_asm_expr_operands): Likewise.
19563 * tree-into-ssa.c (dump_decl_set): Likewise.
19564 (update_ssa): Likewise.
19565 * tree-sra.c (scan_function): Likewise.
19566 (decide_instantiations): Likewise.
19567 (scalarize_parms): Likewise.
19568 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19569 (dsa_named_for): Likewise.
19570 * tree-ssa-structalias.c (update_alias_info): Likewise.
19571 (merge_smts_into): Likewise.
19573 2008-02-27 David Daney <ddaney@avtrex.com>
19576 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19577 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19578 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19579 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19580 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19582 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19585 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19586 (BUILT_IN_NEXTTOWARD): Remove.
19587 (BUILT_IN_NEXTTOWARDF): Ditto.
19588 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19589 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19591 2008-02-27 Tom Tromey <tromey@redhat.com>
19593 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19594 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19596 2008-02-27 Jan Beulich <jbeulich@novell.com>
19598 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19599 update the respective field on newdecl.
19601 2008-02-27 Revital Eres <eres@il.ibm.com>
19603 PR rtl-optimization/34999
19604 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19605 crossing edges that ends with a call insn.
19606 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19607 call insn and clear the EDGE_CROSSING flag of the crossing edge
19608 when fixing fallthru edges.
19610 2008-02-27 Richard Guenther <rguenther@suse.de>
19612 PR middle-end/35390
19613 * fold-const.c (fold_unary): Return the correct argument,
19614 converted to the result type.
19616 2008-02-27 Richard Guenther <rguenther@suse.de>
19618 PR middle-end/34971
19619 * expr.c (expand_expr_real_1): Assert on rotates that operate
19621 * fold-const.c (fold_binary): Use the types precision, not the
19622 bitsize of the mode if folding rotate expressions. Build rotates
19623 only for full modes.
19625 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19627 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19628 and CPP_PRAGMA_EOL.
19629 * c-pragma.c (pragma_ns_name): New typedef.
19630 (registered_pp_pragmas): New variable.
19631 (c_pp_lookup_pragma): New function.
19632 (c_register_pragma_1): If flag_preprocess_only, do nothing
19633 for non-expanded pragmas, for expanded ones push pragma's
19634 namespace and name into registered_pp_pragmas vector.
19635 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19636 flag_preprocess_only, don't register GCC pch_preprocess
19637 pragma if flag_preprocess_only.
19638 * c-opts.c (c_common_init): Call init_pragma even if
19639 flag_preprocess_only.
19640 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19641 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19642 cpp_register_pragma if flag_preprocess_only.
19644 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19647 * c-parser.c (c_parser_translation_unit): Warn for empty
19648 translation unit, not empty source file.
19650 2008-02-26 Paul Brook <paul@codesourcery.com>
19652 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19653 operand for Thumb-2.
19654 * config/arm/arm.h (reg_class): Add CORE_REGS.
19655 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19656 (BASE_REG_CLASS): Use CORE_REGS.
19657 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19658 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19659 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19660 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19661 ARM_REGNO_OK_FOR_INDEX_P.
19662 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19663 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19664 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19665 (ldm/stm peepholes): Ditto.
19666 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19667 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19668 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19669 * config/arm/constraints.md: Enable "k" constraint on ARM.
19671 2008-02-27 Ben Elliston <bje@au.ibm.com>
19673 * config/rs6000/rs6000.c: Annotate cache line size field in all
19674 instances of struct processor_costs.
19676 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19678 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19679 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19680 jump_bypass): New counters.
19681 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19682 * dce.c (gate_ud_dce): Same.
19683 (gate_fast_dce): Same.
19684 * dse.c (gate_dse1): New function.
19685 (gate_dse2): New function.
19686 (gate_dse): Merge results of new gate functions.
19687 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19688 (gate_handle_jump_bypass): Add dbg_cnt.
19689 (gate_handle_gcse): Add dbg_cnt.
19690 * ifcvt.c (gate_handle_if_conversion): Same.
19691 (gate_handle_if_after_combine): Same.
19692 (gate_handle_if_after_reload): Same.
19693 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19695 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19697 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19699 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19701 2008-02-26 Jason Merrill <jason@redhat.com>
19704 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19705 alone if it's the naming decl for the type's main variant.
19707 2008-02-26 Tom Tromey <tromey@redhat.com>
19709 * system.h (USE_MAPPED_LOCATION): Poison.
19710 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19711 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19712 (make_goto_expr_edges): Likewise.
19713 (remove_bb): Likewise.
19714 (execute_warn_function_return): Likewise.
19715 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19717 * c-common.c (fname_decl): Remove old location code.
19718 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19720 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19722 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19723 (gen_rtx_ASM_INPUT): Likewise.
19724 (gen_rtx_ASM_INPUT_loc): Likewise.
19725 (get_rtx_asm_OPERANDS): Remove.
19726 * cfglayout.c (insn_locators_alloc): Remove old location code.
19727 (set_curr_insn_source_location): Likewise.
19728 (curr_insn_locator): Likewise.
19729 * print-tree.c (print_node): Remove old location code.
19730 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19731 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19732 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19733 location_from_locus.
19734 (construct_exit_block): Remove old location code.
19735 * emit-rtl.c (force_next_line_note): Remove old location code.
19736 * profile.c (branch_prob): Remove old location code.
19737 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19738 LOC_LINE): Remove old-location variants.
19739 * langhooks.c (lhd_print_error_function): Remove old location
19741 * configure, config.in: Rebuilt.
19742 * configure.ac (--enable-mapped-location): Remove.
19743 * c-decl.c (c_init_decl_processing): Remove old location code.
19744 (finish_function): Likewise.
19745 * recog.c (decode_asm_operands): Remove old location code.
19746 * c-pch.c (c_common_read_pch): Remove old location code.
19747 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19749 * gimple-low.c (lower_function_body): Remove old location code.
19750 * toplev.c (unknown_location): Remove.
19751 (push_srcloc): Remove old-location variant.
19752 (process_options): Remove old location code.
19753 (lang_dependent_init): Likewise.
19754 * input.h (UNKNOWN_LOCATION): Move definition.
19755 (location_t): Undeprecate.
19756 (source_locus): Remove.
19757 (location_from_locus): Remove.
19758 (struct location_s): Remove.
19759 Remove all old-location code.
19760 (input_line, input_filename): Remove.
19761 * final.c (final_scan_insn): Remove old location code.
19762 * diagnostic.c (diagnostic_build_prefix): Remove
19763 USE_MAPPED_LOCATION test.
19764 * tree.h (gimple_stmt) <locus>: Now a location_t.
19765 (tree_exp) <locus>: Likewise.
19766 (DECL_IS_BUILTIN): Remove old-location variant.
19767 (annotate_with_file_line, annotate_with_locus): Likewise.
19768 (expr_locus, set_expr_locus): Update.
19769 * tree.c (build1_stat): Remove old location code.
19770 (last_annotated_node): Remove.
19771 (annotate_with_file_line): Remove old-location variant.
19772 (annotate_with_locus): Likewise.
19773 (expr_location): Remove old location code.
19774 (set_expr_location): Likewise.
19775 (expr_has_location): Likewise.
19776 (expr_locus): Likewise.
19777 (set_expr_locus): Likewise.
19778 (expr_filename): Don't use location_from_locus.
19779 (expr_lineno): Likewise.
19780 * rtl-error.c (location_for_asm): Remove old location code.
19781 * c-lex.c (cb_line_change): Remove old location code.
19782 (fe_file_change): Likewise.
19783 (cb_def_pragma): Likewise.
19784 (c_lex_with_flags): Likewise.
19785 * gengtype.c (do_typedef): Don't special-case location types.
19786 (define_location_structures): Remove.
19787 (main): Don't call define_location_structures.
19788 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19791 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19794 * builtins.def (BUILT_IN_STDARG_START): Remove.
19795 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19796 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19797 * tree-inline.c (inline_forbidden_p_1): Likewise.
19799 2008-02-26 Richard Guenther <rguenther@suse.de>
19801 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19802 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19803 (lookup_decl_from_uid): Declare.
19804 (remove_decl_from_map): Likewise.
19805 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19806 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19807 (decl_for_uid_map): New global hashtable mapping DECL_UID
19809 (init_ttree): Allocate it.
19810 (insert_decl_to_uid_decl_map): New helper function.
19811 (make_node_stat): Insert new decls into the map.
19812 (copy_node_stat): Likewise.
19813 (lookup_decl_from_uid): New function.
19814 (remove_decl_from_map): Likewise.
19815 (print_decl_for_uid_map_statistics): New helper.
19816 (dump_tree_statistics): Call it.
19818 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19819 (referenced_var_iterator): Adjust.
19820 (FOR_EACH_REFERENCED_VAR): Adjust.
19821 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19822 (num_referenced_vars): Adjust.
19823 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19824 (first_referenced_var): Remove.
19825 (end_referenced_vars_p): Likewise.
19826 (next_referenced_var): Likewise.
19827 (referenced_var_iterator_set): New helper function.
19828 * tree-dfa.c (referenced_var_lookup): Adjust.
19829 (referenced_var_check_and_insert): Likewise.
19830 (remove_referenced_var): Likewise.
19831 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19832 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19833 (verify_call_clobbering): Likewise.
19834 (verify_memory_partitions): Likewise.
19835 (init_tree_ssa): Allocate bitmap instead of hashtable for
19837 (delete_tree_ssa): Adjust.
19838 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19839 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19840 (compute_tag_properties): Likewise.
19841 (set_initial_properties): Likewise.
19842 (find_partition_for): Likewise.
19843 (update_reference_counts): Likewise.
19844 (dump_may_aliases_for): Likewise.
19845 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19846 (add_call_clobber_ops): Likewise.
19847 (add_call_read_ops): Likewise.
19848 (get_asm_expr_operands): Likewise.
19849 * tree-into-ssa.c (dump_decl_set): Likewise.
19850 (update_ssa): Likewise.
19851 * tree-sra.c (scan_function): Likewise.
19852 (decide_instantiations): Likewise.
19853 (scalarize_parms): Likewise.
19854 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19855 (dsa_named_for): Likewise.
19856 * tree-ssa-structalias.c (update_alias_info): Likewise.
19857 (merge_smts_into): Likewise.
19859 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19862 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19863 * c-opts.c (c_common_handle_option): Wall enables
19864 Wvolatile-register-var.
19865 * common.opt: Move Wvolatile-register-var to...
19868 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19870 * common.opt (Wlarger-than=): New.
19871 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19873 * opts.c (common_handle_option): Handle -Wlarger-than=.
19874 * optc-gen.awk: Likewise.
19875 * opth-gen.awk: Likewise.
19876 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19877 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19879 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19881 * c-common.c (match_case_to_enum_1): Add appropriate
19882 OPT_W* parameter to warning.
19883 (c_do_switch_warnings): Likewise.
19884 * c-typeck.c (warning_init): Add one more parameter following
19885 'warning' function.
19886 (push_init_level): Update call to warning_init.
19887 (pop_init_level): Likewise.
19888 (add_pending_init): Likewise.
19889 (output_init_element: Likewise.
19891 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19894 * toplev.c (toplev_main): If there are warnings or error, print
19895 errors for ignored options.
19896 * opts.c (ignored_options): New static variable.
19897 (postpone_unknown_option_error): New.
19898 (print_ignored_options): New.
19899 (handle_option): Postpone errors for unknown -Wno-* options.
19900 * opts.h (print_ignored_options): Declare.
19902 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19904 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19907 2008-02-25 Richard Guenther <rguenther@suse.de>
19910 2008-02-25 Richard Guenther <rguenther@suse.de>
19912 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19913 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19914 (lookup_decl_from_uid): Declare.
19915 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19916 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19917 (decl_for_uid_map): New global hashtable mapping DECL_UID
19919 (init_ttree): Allocate it.
19920 (insert_decl_to_uid_decl_map): New helper function.
19921 (make_node_stat): Insert new decls into the map.
19922 (copy_node_stat): Likewise.
19923 (lookup_decl_from_uid): New function.
19924 (print_decl_for_uid_map_statistics): New helper.
19925 (dump_tree_statistics): Call it.
19927 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19928 (referenced_var_iterator): Adjust.
19929 (FOR_EACH_REFERENCED_VAR): Adjust.
19930 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19931 (num_referenced_vars): Adjust.
19932 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19933 (first_referenced_var): Remove.
19934 (end_referenced_vars_p): Likewise.
19935 (next_referenced_var): Likewise.
19936 (referenced_var_iterator_set): New helper function.
19937 * tree-dfa.c (referenced_var_lookup): Adjust.
19938 (referenced_var_check_and_insert): Likewise.
19939 (remove_referenced_var): Likewise.
19940 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19941 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19942 (verify_call_clobbering): Likewise.
19943 (verify_memory_partitions): Likewise.
19944 (init_tree_ssa): Allocate bitmap instead of hashtable for
19946 (delete_tree_ssa): Adjust.
19947 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19948 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19949 (compute_tag_properties): Likewise.
19950 (set_initial_properties): Likewise.
19951 (find_partition_for): Likewise.
19952 (update_reference_counts): Likewise.
19953 (dump_may_aliases_for): Likewise.
19954 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19955 (add_call_clobber_ops): Likewise.
19956 (add_call_read_ops): Likewise.
19957 (get_asm_expr_operands): Likewise.
19958 * tree-into-ssa.c (dump_decl_set): Likewise.
19959 (update_ssa): Likewise.
19960 * tree-sra.c (scan_function): Likewise.
19961 (decide_instantiations): Likewise.
19962 (scalarize_parms): Likewise.
19963 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19964 (dsa_named_for): Likewise.
19965 * tree-ssa-structalias.c (update_alias_info): Likewise.
19966 (merge_smts_into): Likewise.
19968 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19971 * doc/invoke.texi (-fcx-limited-range): Document new option.
19972 * toplev.c (process_options): Handle -fcx-fortran-rules.
19973 * common.opt: Add documentation for -fcx-fortran-rules.
19975 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19978 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19979 actual behaviour and C99.
19981 2008-02-26 Ben Elliston <bje@au.ibm.com>
19983 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19984 (ASM_CPU_POWER6_SPEC): Likewise.
19985 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19986 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19987 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19989 2008-02-25 Richard Guenther <rguenther@suse.de>
19991 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19992 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19993 (lookup_decl_from_uid): Declare.
19994 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19995 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19996 (decl_for_uid_map): New global hashtable mapping DECL_UID
19998 (init_ttree): Allocate it.
19999 (insert_decl_to_uid_decl_map): New helper function.
20000 (make_node_stat): Insert new decls into the map.
20001 (copy_node_stat): Likewise.
20002 (lookup_decl_from_uid): New function.
20003 (print_decl_for_uid_map_statistics): New helper.
20004 (dump_tree_statistics): Call it.
20006 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20007 (referenced_var_iterator): Adjust.
20008 (FOR_EACH_REFERENCED_VAR): Adjust.
20009 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20010 (num_referenced_vars): Adjust.
20011 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20012 (first_referenced_var): Remove.
20013 (end_referenced_vars_p): Likewise.
20014 (next_referenced_var): Likewise.
20015 (referenced_var_iterator_set): New helper function.
20016 * tree-dfa.c (referenced_var_lookup): Adjust.
20017 (referenced_var_check_and_insert): Likewise.
20018 (remove_referenced_var): Likewise.
20019 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20020 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20021 (verify_call_clobbering): Likewise.
20022 (verify_memory_partitions): Likewise.
20023 (init_tree_ssa): Allocate bitmap instead of hashtable for
20025 (delete_tree_ssa): Adjust.
20026 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20027 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20028 (compute_tag_properties): Likewise.
20029 (set_initial_properties): Likewise.
20030 (find_partition_for): Likewise.
20031 (update_reference_counts): Likewise.
20032 (dump_may_aliases_for): Likewise.
20033 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20034 (add_call_clobber_ops): Likewise.
20035 (add_call_read_ops): Likewise.
20036 (get_asm_expr_operands): Likewise.
20037 * tree-into-ssa.c (dump_decl_set): Likewise.
20038 (update_ssa): Likewise.
20039 * tree-sra.c (scan_function): Likewise.
20040 (decide_instantiations): Likewise.
20041 (scalarize_parms): Likewise.
20042 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20043 (dsa_named_for): Likewise.
20044 * tree-ssa-structalias.c (update_alias_info): Likewise.
20045 (merge_smts_into): Likewise.
20047 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20050 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20051 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20052 * alias.h (nonoverlapping_memrefs_p): Likewise.
20054 2008-02-25 Jan Beulich <jbeulich@novell.com>
20056 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20057 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20058 __emultls_get_address, __emultls_register_common,
20059 __floatundi?f, and _Unwind_GetIPInfo.
20060 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20061 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20062 (gen_regparm_prefix): Likewise.
20063 (i386_nlm_encode_section_info): Sync with
20064 config/i386/winnt.c:i386_pe_encode_section_info().
20065 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20066 i386_nlm_mangle_decl_assembler_name): New.
20067 (netware_override_options): New.
20068 * config/i386/netware.h (netware_override_options): Declare.
20069 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20070 (i386_nlm_mangle_decl_assembler_name): Declare.
20071 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20073 2008-02-25 Ben Elliston <bje@au.ibm.com>
20076 * c-decl.c (grokdeclarator): Remove unused local variables
20077 `typedef_type' and `type_as_written'.
20079 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20080 unused local variable `has_hot_blocks'.
20081 (fix_crossing_conditional_branches): Remove unused local variable
20084 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20086 PR middle-end/19984
20087 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20088 using DEF_C99_BUILTIN.
20089 (BUILT_IN_NANF): Ditto.
20090 (BUILT_IN_NANL): Ditto.
20092 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20093 Revital Eres <eres@il.ibm.com>
20095 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20096 regarding the order of two dependent insns in the same row.
20098 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20100 * stor-layout.c (layout_decl): Do not bump the alignment of a
20101 bit-field to more than byte alignment if it is packed.
20103 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20105 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20108 2008-02-24 Diego Novillo <dnovillo@google.com>
20110 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20113 * tree-vrp.c (vrp_evaluate_conditional): With
20114 -Wtype-limits, emit a warning when comparing against a
20115 constant outside the natural range of OP0's type.
20116 * c.opt (Wtype-limits): Move ...
20117 * common.opt (Wtype-limits): ... here.
20119 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20121 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20122 * config/rs6000/e300c2c3.md: New file.
20123 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20125 (rs6000_override_options): Add e300c2 and e300c3 cases to
20126 processor_target_table. Do not allow usage of Altivec or Spe
20127 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20128 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20129 * config/rs6000/rs6000.h (processor_type): Add
20130 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20131 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20132 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20133 and ppce300c3. Include e300c2c3.md.
20135 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20137 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20138 instead of TARGET_STRICT_ALIGN.
20140 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20142 * explow.c (memory_address): Assert that the generated address is
20145 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20148 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20149 * config/darwin-ppc-ldouble-patch.def: New file.
20150 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20151 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20152 SUBTARGET_INIT_BUILTINS if defined.
20153 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20156 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20159 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20160 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20162 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20165 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20166 file" warning condtional on -Winvalid-PCH.
20168 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20170 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20172 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20176 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20177 prevent reload from using MMX registers.
20178 (*mov<mode>_internal): Ditto.
20179 (*movv2sf_internal_rex64): Ditto.
20180 (*movv2sf_internal): Ditto.
20182 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20184 PR documentation/31569
20185 * doc/install.texi2html: Use makeinfo --no-number-sections.
20187 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20189 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20190 ensure that we can address an entire entity > 8 bytes. Don't
20191 generate reg+reg addressing for such data.
20193 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20195 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20196 strings when optimizing for size, unless the target cares about
20199 2008-02-22 Tom Tromey <tromey@redhat.com>
20201 * regclass.c (current_pass): Remove declaration.
20203 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20205 * config/avr/libgcc.S (__RAMPZ__): Define.
20206 (__do_copy_data): Add for devices with 128KB code memory.
20208 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20210 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20212 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20214 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20216 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20219 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20222 * c-typeck.c (build_binary_op): Warn about floating point
20223 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20225 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20228 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20229 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20231 (rs6000_override_options): Set altivec_abi as default, not override,
20232 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20233 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20234 is used; use new member spe_abi.
20235 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20236 spe_abi and altivec_abi.
20238 2008-02-22 Tomas Bily <tbily@suse.cz>
20240 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20242 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20245 * config.build (build_file_translate): Set to `CMD //c' only if
20247 * Makefile.in (build_file_translate): Improve comment.
20249 2008-02-21 Jan Hubicka <jh@suse.cz>
20251 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20252 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20253 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20255 2008-02-21 Michael Matz <matz@suse.de>
20258 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20260 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20262 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20263 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20264 as insn constraint.
20265 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20266 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20267 SSE_VEC_FLOAT_MODE_P as insn constraint.
20268 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20269 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20270 sse4a_movntdf using MODEF mode iterator.
20271 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20272 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20273 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20274 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20275 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20276 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20277 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20279 2008-02-21 Richard Guenther <rguenther@suse.de>
20281 * tree.def (PAREN_EXPR): New tree code.
20282 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20284 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20285 * expr.c (expand_expr_real_1): Likewise.
20286 * tree-inline.c (estimate_num_insns_1): Likewise.
20287 * tree-complex.c (expand_complex_move): Likewise.
20288 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20291 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20294 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20296 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20299 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20301 * config/sh/sh.c (find_barrier): Don't go past
20302 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20304 2008-02-20 DJ Delorie <dj@redhat.com>
20306 * config/h8300/h8300.md (insv): Force source operand to be a register.
20308 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20309 as a jump, not as a plain insn.
20311 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20313 * doc/invoke.texi (Warning Options): Add new option
20314 -Wframe-larger-than=.
20315 (-Wframe-larger-than): Document.
20317 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20318 Add declarations for new option variables.
20320 * final.c (final_start_function): Check the frame size
20321 before emission and issue a Wframe-larger-than warning.
20323 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20324 Add definitions for new option variables.
20325 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20327 * common.opt (Wframe-larger-than=): New option.
20329 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20331 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20332 (<sse>_div<mode>3): Ditto.
20333 (<sse>_vmdiv<mode>3): Ditto.
20334 (<sse>_vmsqrt<mode>2): Ditto.
20335 (*smax<mode>3): Ditto.
20336 (sse5_frcz<mode>2): Ditto.
20337 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20338 as insn constraint.
20340 2008-02-20 Richard Guenther <rguenther@suse.de>
20342 PR middle-end/35265
20343 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20344 be happy with INTEGRAL_TYPE_P.
20346 2008-02-20 Richard Guenther <rguenther@suse.de>
20348 * fold-const.c (split_tree): Associate floatig-point expressions
20349 if flag_associative_math is set.
20351 2008-02-20 Richard Guenther <rguenther@suse.de>
20353 * tree.h (fold_real_zero_addition_p): Declare.
20354 * fold-const.c (fold_real_zero_addition_p): Export.
20355 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20356 floating-point operations with zero and one.
20358 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20360 * doc/install.texi: Correct references to CFLAGS, replacing them
20361 with BOOT_CFLAGS. Document flags used during bootstrap for
20364 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20366 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20367 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20368 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20370 (smin<mode>3): Ditto from similar patterns.
20371 (smax<mode>3): Ditto.
20372 (*ieee_smin<mode>3): Ditto.
20373 (*ieee_smax<mode>3): Ditto.
20374 * config/i386/sse.md (sse): New mode attribute.
20375 (mov<mode>): Macroize expander from movv4sf and movv2df using
20376 SSEMODEF2P mode iterator.
20377 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20378 SSE_VEC_FLOAT_MODE_P as insn constraint.
20379 (storent<mode>): Ditto.
20380 (storent<mode>): Macroize expander from storentsf and storentdf using
20381 MODEF mode iterator.
20382 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20383 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20384 (abs<mode>2): Ditto from similar patterns.
20385 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20386 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20387 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20388 (<sse>_vmsqrt<mode>2): Ditto.
20389 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20390 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20391 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20392 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20393 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20394 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20395 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20397 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20398 iterator and SSE_FLOAT_MODE_P as insn constraint.
20399 (<sse>_ucomi): Ditto from similar patterns.
20400 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20401 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20402 SSE_VEC_FLOAT_MODE_P as insn constraint.
20403 (vcond<mode>): Ditto from similar patterns.
20404 (and<mode>3, *and<mode>3): Ditto.
20405 (<sse>_nand<mode>3): Ditto.
20406 (ior<mode>3, *ior<mode>3): Ditto.
20407 (xor<mode>3, *xor<mode>3): Ditto.
20408 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20409 iterator and SSE_FLOAT_MODE_P as insn constraint.
20410 (*nand<mode>3): Ditto from similar patterns.
20411 (*ior<mode>3): Ditto.
20412 (*xor<mode>3): Ditto.
20414 2008-02-20 Ira Rosen <irar@il.ibm.com>
20416 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20417 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20418 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20420 2008-02-19 Jan Hubicka <jh@suse.cz>
20422 * predict.c (tree_bb_level_predictions): Remove variable next
20423 mistakely introduced by previous commit.
20425 2008-02-19 Jan Hubicka <jh@suse.cz>
20427 * predict.c (predict_paths_leading_to): Rewrite.
20428 (predict_paths_for_bb): New.
20429 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20431 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20434 * Makefile.in (build_file_translate): New.
20435 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20436 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20437 * configure.ac (build_file_translate): Substitute it.
20438 * configure: Regenerate.
20440 2008-02-19 Jan Hubicka <jh@suse.cz>
20442 PR rtl-optimization/34408
20443 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20446 2008-02-19 Jan Hubicka <jh@suse.cz>
20448 PR middle-end/28779
20449 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20452 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20455 * config/i386/i386-modes.def: Revert the last DI alignment
20456 change until Ada people can look into it.
20458 2008-02-19 Nick Clifton <nickc@redhat.com>
20460 * opts.c (print_specific_help): Fix typo in --help text.
20462 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20465 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20466 32-bit inline asm without asm alternatives for host GCC < 3.0.
20468 2008-02-19 Richard Guenther <rguenther@suse.de>
20470 PR tree-optimization/34989
20471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20472 Allow propagation to INDIRECT_REF if we can simplify only.
20474 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20476 * c-common.c (warn_for_collisions_1): Use appropriate option when
20479 2008-02-19 Nick Clifton <nickc@redhat.com>
20482 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20483 (handle_options): Fix indentation.
20484 (print_filtered_help): If no language-specific options were
20485 displayed tell the user how to list all the options supported by
20486 the language's front-end.
20487 (print_specific_help): Fix indentation and remove duplicate line.
20488 (common_handle_option): Handle the -v option.
20489 For --help enable the display of undocumented options if the -v
20490 switch has been included on the command line.
20491 For --help= check for overlaps in the arguments between the option
20492 classes and the language names and issue a warning when they
20493 cannot be disambiguated.
20494 * c.opt (v): Pass on to the common option handler.
20496 2008-02-19 Revital Eres <eres@il.ibm.com>
20498 * modulo-sched.c (sms_schedule): Change dump message when
20499 create_ddg function fails.
20500 (try_scheduling_node_in_cycle): Rename row to cycle.
20501 (print_partial_schedule): Rename CYCLE to ROW.
20503 2008-02-19 Christian Bruel <christian.bruel@st.com>
20504 Zdenek Dvorak <ook@ucw.cz>
20506 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20508 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20511 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20512 (*x86_movdicc_0_m1_se): Ditto.
20514 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20516 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20517 (CMPtype): Define as __gcc_CMPtype.
20518 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20519 (CMPtype): Define as __gcc_CMPtype.
20521 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20523 Support valgrind 3.3 for --enable-checking=valgrind.
20524 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20526 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20527 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20528 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20529 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20530 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20531 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20532 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20534 * ggc-zone.c: Similar.
20535 * ggc-page.c: Similar.
20537 2008-02-19 Paul Brook <paul@codesourcery.com>
20540 * config/arm/ieee754-df.S: Fix do_it typo.
20541 * config/arm/ieee754-sf.S: Fix do_it typo.
20543 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20546 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20547 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20548 (OPTION_MASK_ISA_SSE_SET): Likewise.
20549 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20550 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20551 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20552 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20553 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20554 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20555 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20556 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20557 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20558 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20559 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20560 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20561 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20562 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20563 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20564 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20565 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20566 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20567 (OPTION_MASK_ISA_SSE4): Removed.
20568 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20569 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20570 (override_options): Don't turn on implied SSE/MMX bits in
20573 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20575 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20578 2008-02-18 Joey Ye <joey.ye@intel.com>
20580 PR middle-end/34921
20581 * tree-nested.c (insert_field_into_struct): Set type alignment
20582 to field alignment if the former is less than the latter.
20584 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20586 * BASE-VER: Set to 4.4.0.
20588 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20590 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20591 * doc/cfg.texi: Likewise.
20592 * doc/extend.texi: Likewise.
20593 * doc/gty.texi: Likewise.
20594 * doc/invoke.texi: Likewise.
20595 * doc/loop.texi: Likewise.
20596 * doc/md.texi: Likewise.
20597 * doc/passes.texi: Likewise.
20598 * doc/rtl.texi: Likewise.
20599 * doc/sourcebuild.texi: Likewise.
20600 * doc/tm.texi: Likewise.
20601 * doc/tree-ssa.texi: Likewise.
20603 2008-02-17 Richard Guenther <rguenther@suse.de>
20605 PR middle-end/35227
20606 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20607 without default definition.
20609 2008-02-17 Richard Guenther <rguenther@suse.de>
20611 PR tree-optimization/35231
20612 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20615 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20618 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20619 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20620 libgcc_cmp_return mode.
20622 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20625 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20627 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20629 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20632 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20634 * doc/c-tree.texi: Use `@.' where appropriate.
20635 * doc/extend.texi: Likewise.
20636 * doc/install.texi: Likewise.
20637 * doc/invoke.texi: Likewise.
20638 * doc/loop.texi: Likewise.
20639 * doc/makefile.texi: Likewise.
20640 * doc/md.texi: Likewise.
20641 * doc/passes.texi: Likewise.
20642 * doc/standards.texi: Likewise.
20643 * doc/tm.texi: Likewise.
20645 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20647 PR middle-end/35196
20648 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20650 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20651 rather than in entry_bb.
20653 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20655 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20656 libgcc_cmp_return mode.
20658 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20660 PR middle-end/35130
20661 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20662 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20664 2008-02-15 Richard Guenther <rguenther@suse.de>
20665 Zdenek Dvorak <ook@ucw.cz>
20667 PR tree-optimization/35164
20668 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20669 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20670 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20671 Only propagate addresses which do not have abnormal SSA_NAMEs
20674 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20677 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20679 2008-02-15 Jan Hubicka <jh@suse.cz>
20681 PR middle-end/35149
20682 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20684 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20686 PR middle-end/34621
20687 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20688 when calculating alignment_pad.
20690 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20692 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20693 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20694 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20695 and STACK_BOUNDARY define.
20697 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20699 PR preprocessor/35061
20700 * c-pragma.c (handle_pragma_pop_macro): Check that
20701 pushed_macro_table has been allocated.
20703 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20705 PR middle-end/35136
20706 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20707 (force_gimple_operand): Likewise.
20708 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20709 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20710 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20711 (find_interesting_uses_address): Check addressability and alignment
20712 of the base expression only after substituting bases of IVs into it.
20714 2008-02-14 Michael Matz <matz@suse.de>
20717 * function.c (instantiate_virtual_regs_in_insn): Reload address
20718 before falling back to reloading the whole operand.
20720 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20722 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20723 before the first section switch note.
20725 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20727 * doc/bugreport.texi: Update copyright years.
20728 * doc/c-tree.texi: Likewise.
20729 * doc/cfg.texi: Likewise.
20730 * doc/cpp.texi: Likewise.
20731 * doc/cppinternals.texi: Likewise.
20732 * doc/fragments.texi: Likewise.
20733 * doc/frontends.texi: Likewise.
20734 * doc/gcc.texi: Likewise.
20735 * doc/gty.texi: Likewise.
20736 * doc/hostconfig.texi: Likewise.
20737 * doc/implement-c.texi: Likewise.
20738 * doc/libgcc.texi: Likewise.
20739 * doc/loop.texi: Likewise.
20740 * doc/makefile.texi: Likewise.
20741 * doc/options.texi: Likewise.
20742 * doc/passes.texi: Likewise.
20743 * doc/rtl.texi: Likewise.
20744 * doc/sourcebuild.texi: Likewise.
20745 * doc/standards.texi: Likewise.
20746 * doc/tree-ssa.texi: Likewise.
20747 * doc/trouble.texi: Likewise.
20749 * doc/extend.texi: Use @: or add comma where appropriate.
20750 * doc/invoke.texi: Likewise.
20751 * doc/tm.texi: Likewise.
20753 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20756 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20759 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20761 * doc/md.texi (clz, ctz): Add reference.
20762 * doc/rtl.texi (clz, ctz): Likewise.
20764 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20767 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20770 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20772 * config/s390/s390.c (struct constant_pool): New field
20773 emit_pool_after added.
20774 (s390_mainpool_start): Set the emit_pool_after flag according
20775 to the section switch notes.
20776 (s390_mainpool_finish): Consider emit_pool_after when emitting
20777 the literal pool at the end of the function.
20778 (s390_chunkify_start): Force literal pool splits at section
20781 2008-02-13 Michael Matz <matz@suse.de>
20784 * var-tracking.c (clobber_variable_part): Correctly traverse the
20787 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20790 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20791 Add -fdump-ipa-inline.
20792 * tree-dump.c (dump_files): Remove tree-inlined dump.
20793 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20795 2008-02-12 Richard Guenther <rguenther@suse.de>
20797 PR tree-optimization/35171
20798 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20801 2008-02-12 Richard Guenther <rguenther@suse.de>
20803 PR middle-end/35163
20804 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20805 value-preserving mode. Disallow final truncation.
20807 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20809 PR middle-end/35136
20810 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20811 code from here to...
20812 (force_gimple_operand): ...here.
20814 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20817 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20818 non-compatible pointers.
20819 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20820 different FIELD_DECLs, try harder by comparing field offsets, sizes
20823 PR inline-asm/35160
20824 * function.c (match_asm_constraints_1): Don't replace the same input
20827 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20829 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20830 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20831 (expand_epilogue): Restore RAMPZ register.
20832 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20834 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20836 * config/i386/cygwin.asm: (__alloca): Correct calling
20837 convention and alignment.
20838 (__chkstk): Force 8 byte stack alignment.
20840 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20841 Richard Guenther <rguenther@suse.de>
20843 PR tree-optimization/33992
20844 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20845 the zero we compare against.
20847 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20849 PR libfortran/35063
20850 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20851 to CloseHandle after unlocking to prevent accumulation of handle
20854 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20856 PR middle_end/34150
20857 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20858 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20859 and update LABEL_NUSES during and after reload.
20861 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20863 PR middle-end/34627
20864 * combine.c (simplify_if_then_else): Make sure the comparison is
20865 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20867 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20870 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20871 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20872 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20873 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20874 * tree.h (get_type_static_bounds): Likewise.
20876 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20878 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20879 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20880 Make -Wfoo language annotations match what the compiler outputs.
20882 2008-02-08 Sa Liu <saliu@de.ibm.com>
20884 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20885 intrinsics spu_convts, spu_convtu, spu_convtf.
20887 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20889 * doc/extend.texi (Function Attributes) <noinline>: Mention
20890 asm ("") as method to keep calls.
20892 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20895 * doc/options.texi (Options): Replace references to opts.sh with
20897 * opts-common.c: Likewise.
20898 * optc-gen.awk: Likewise.
20900 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20902 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20904 2008-02-07 Richard Henderson <rth@redhat.com>
20907 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20908 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20911 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20913 PR tree-optimization/35085
20914 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20915 for operand entry oe2 in addition to operand entry oe3 in order to
20916 expose more opportunities for vectorizer sum reduction.
20918 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20921 * Makefile.in (LIBS): Remove $(GMPLIBS).
20922 (cc1-dummy, cc1): Add $(GMPLIBS).
20924 2008-02-06 Jan Hubicka <jh@suse.cz>
20927 * i386.md (moddf_integer): Do not produce partial memory stalls for
20928 targets where it hurts.
20930 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20933 * optabs.c (expand_float): Do not check for decimal modes when
20934 expanding unsigned integer through signed conversion.
20936 2008-02-06 Nick Clifton <nickc@redhat.com>
20938 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20939 inside the clobber with a match_operand and duplicated operand
20940 number in the constraint.
20941 (ineqbranchsi): Delete redundant comment.
20943 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20945 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20946 builtin_define ("__USE_INIT_FINI__").
20947 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20949 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20951 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20953 PR documentation/30330
20954 * doc/invoke.texi (C++ Dialect Options)
20955 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20956 For each warning option -Wfoo that allows -Wno-foo, ensure both
20957 -Wfoo and -Wno-foo are listed in the option index. Fix index
20958 entry of -Wswitch-default, index -Wnormalized= including the
20959 `=', and -Wlarger-than-@var{len} including @var{len}.
20961 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20963 * config/i386/i386.md (floatunssisf2): Use
20964 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20965 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20966 Macroize expander using MODEF mode iterator.
20968 2008-02-05 Diego Novillo <dnovillo@google.com>
20970 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20973 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20975 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20978 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20980 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20983 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20984 to indicate if a message should be generated.
20985 (init_cumulative_args): Updated.
20986 (function_value_32): Likewise.
20988 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20990 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20992 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20995 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20996 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20998 2008-02-04 Diego Novillo <dnovillo@google.com>
21000 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21003 * tree-vrp.c (vrp_evaluate_conditional): With
21004 -Wtype-limits, emit a warning when comparing against a
21005 constant outside the natural range of OP0's type.
21007 2008-02-04 Richard Guenther <rguenther@suse.de>
21009 PR middle-end/33631
21010 * expr.c (count_type_elements): Give for unions instead of
21013 2008-02-04 Richard Guenther <rguenther@suse.de>
21015 PR middle-end/35043
21016 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21017 to TYPE_DOMAINs base type instead of using bitsizetype here.
21019 2008-02-03 Jason Merrill <jason@redhat.com>
21021 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21023 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21026 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21027 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21028 (RS/6000 and PowerPC Options): Fix typos and markup.
21029 * doc/passes.texi (Tree-SSA passes): Likewise.
21031 2008-02-02 Michael Matz <matz@suse.de>
21034 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21035 from record_last_reg_set_info.
21036 (record_last_reg_set_info): Take an RTX argument, iterate over all
21037 constituent hardregs.
21038 (record_last_set_info, record_opr_changes): Change calls to
21039 new signature or to record_last_reg_set_info_regno.
21041 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21043 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21045 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21047 PR rtl-optimization/34773
21048 * reg-notes.def (EQUAL): Mention significance of combination of
21049 REG_EQUAL and REG_RETVAL.
21050 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21051 insn that has a REG_RETVAL.
21053 2008-02-01 Roger Sayle <roger@eyesopen.com>
21056 * configure.ac (--enable-fixed-point): Disable unless explicitly
21058 * configure: Regenerate.
21060 2008-02-01 Richard Guenther <rguenther@suse.de>
21063 * invoke.texi (-finline-limit): Remove no longer true parts
21064 of the documentation. Note that there is no default value.
21066 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21067 Mark Mitchell <mark@codesourcery.com>
21068 Ben Elliston <bje@au.ibm.com>
21071 * doc/extend.texi (Other Builtins): Document.
21073 2008-01-31 Tom Browder <tom.browder@gmail.com>
21075 * doc/c-tree.texi (Types): Fix grammar.
21076 (Expression trees): Ditto.
21077 * doc/passes.texi (Tree-SSA passes): Ditto.
21079 * doc/configterms.texi (Configure Terms): Fix typo.
21080 * doc/cpp.texi (Common Predefined Macros): Ditto.
21081 * doc/md.texi (Machine Constraints): Ditto.
21083 * doc/makefile.texi (Makefile): Add comma.
21085 2008-01-31 Tom Browder <tom.browder@gmail.com>
21086 Gerald Pfeifer <gerald@pfeifer.com>
21088 * doc/sourcebuild.texi (Front End): Remove references to CVS
21089 and CVSROOT/modules.
21090 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21091 (Back End): Remove reference to CVS.
21093 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21096 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21098 (mips16_gp_pseudo_reg): ...here.
21099 * config/mips/mips.md (load_const_gp): Replace with...
21100 (load_const_gp_<mode>): ...this :P-based insn.
21102 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21104 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21105 options. Minor fixes.
21106 (-std): Move reference to standards closer to where language
21107 standards are first mentioned.
21109 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21111 PR rtl-optimization/34995
21112 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21113 parameter and return a bool. If the rtx parameter is nonnull,
21114 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21115 (find_reloads): Update call accordingly. Pass the new operand
21116 if it needed no address reloads, otherwise pass null.
21118 2008-01-30 Richard Henderson <rth@redhat.com>
21121 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21122 for unbounded arrays.
21124 2008-01-30 Silvius Rus <rus@google.com>
21126 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21128 2008-01-30 Jan Hubicka <jh@suse.cz>
21131 * i386.c (init_cumulative_args): Use real function declaration when
21134 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21136 PR rtl-optimization/34998
21137 * global.c (build_insn_chain): Treat non-subreg_lowpart
21138 SUBREGs of pseudos as clobbering all the words covered by the
21139 SUBREG, not just all the bytes.
21140 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21141 original df_ref rather than an extract parameter.
21142 (global_conflicts): Update call accordingly.
21144 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21146 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21147 the overflow check to make it easier to read.
21148 (__fixtfdi): Change the type of the ll member in union
21149 long_double to UDItype_x.
21151 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21153 PR middle-end/34969
21154 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21155 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21156 * tree-inline.c (fold_marked_statements): Call
21157 cgraph_update_edges_for_call_stmt if folding a call statement.
21158 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21159 debug_generic_stmt calls, reset it back afterwards.
21162 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21164 * c-typeck.c (build_external_ref): Don't pedwarn about
21165 static vars in current function's scope.
21167 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21169 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21171 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21174 * ipa-struct-reorg.c: Fix spelling.
21175 * params.def: Ditto.
21177 2008-01-29 Richard Guenther <rguenther@suse.de>
21179 PR middle-end/35006
21180 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21182 * tree-inline.c (remap_type): Increment remapping_type_depth
21183 around remapping types.
21184 (copy_body_r): Only add referenced variables if they are referenced
21185 from code, not types.
21187 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21198 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21199 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21201 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21204 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21205 pointer for tiny stack.
21207 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21209 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21211 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21213 * config/vx-common.h: Fix typo in comment.
21215 2008-01-28 Ian Lance Taylor <iant@google.com>
21219 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21220 coalesce pointers if they have different DECL_NO_TBAA_P values.
21221 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21222 between variables with different DECL_NO_TBAA_P values.
21224 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21227 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21228 are not legitimate small data references on SPE targets.
21230 2008-01-28 David Daney <ddaney@avtrex.com>
21232 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21234 2008-01-28 David Daney <ddaney@avtrex.com>
21236 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21238 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21240 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21241 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21242 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21243 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21244 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21245 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21246 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21247 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21249 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21251 * basic-block.h (condjump_equiv_p): Fix comment.
21253 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21255 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21256 print_generic_stmt_indented): Fix comment.
21258 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21260 * configure.ac (__stack_chk_fail): Add detecion for availability
21261 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21262 * configure: Regenerate.
21264 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21266 PR middle-end/34688
21267 * final.c (output_addr_const): Handle TRUNCATE.
21269 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21272 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21273 (zero_cost, infinite_cost): New constants.
21274 (struct cost_pair): Change type of cost to comp_cost.
21275 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21276 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21278 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21279 split_address_cost, ptr_difference_cost, difference_cost,
21280 get_computation_cost_at, get_computation_cost,
21281 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21282 determine_use_iv_cost_condition, determine_use_iv_costs,
21283 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21284 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21285 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21286 Change type of cost to comp_cost.
21287 (determine_iv_cost): Increase cost of non-original ivs, instead
21288 of decreasing the cost of original ones.
21289 (get_address_cost): Indicate the complexity of the addressing mode
21291 (try_add_cand_for): Prefer using ivs not specific to some object.
21292 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21294 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21295 Janis Johnson <janis187@us.ibm.com>
21298 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21299 (TARGET_INSTANTIATE_DECLS): Likewise.
21300 * target.h (expand_to_rtl_hook): New target hook.
21301 (instantiate_decls): Likewise.
21302 * function.c (instantiate_decl): Make non-static. Rename to...
21303 (instantiate_decl_rtl): ... this.
21304 (instantiate_expr): Use instantiate_decl_rtl.
21305 (instantiate_decls_1): Likewise.
21306 (instantiate_decls): Likewise.
21307 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21308 * function.h (instantiate_decl_rtl): Add prototype.
21309 * cfgexpand.c (target.h): New include.
21310 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21311 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21312 (TARGET_INSTANTIATE_DECLS): Likewise.
21313 (TARGET_INITIALIZER): New target hooks added.
21314 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21316 * config/rs6000/rs6000.c (tree-flow.h): New include.
21317 (machine_function): Add sdmode_stack_slot field.
21318 (rs6000_alloc_sdmode_stack_slot): New function.
21319 (rs6000_instantiate_decls): Likewise.
21320 (rs6000_secondary_memory_needed_rtx): Likewise.
21321 (rs6000_check_sdmode): Likewise.
21322 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21323 (TARGET_INSTANTIATE_DECLS): Likewise.
21324 (rs6000_hard_regno_mode_ok): Allow SDmode.
21325 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21326 (rs6000_emit_move): Handle SDmode.
21327 (function_arg_advance): Likewise.
21328 (function_arg): Likewise.
21329 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21330 SDmode var args for 32-bit compiles.
21331 (rs6000_secondary_reload_class): Handle SDmode.
21332 (rs6000_output_function_epilogue): Likewise.
21333 (rs6000_function_value): Simplify if statement.
21334 (rs6000_libcall_value): Likewise.
21335 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21336 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21337 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21338 (movsd_hardfloat): New define_insn.
21339 (movsd_softfloat): Likewise.
21340 (movsd_store): Likewise.
21341 (movsd_load): Likewise.
21342 (extendsddd2): Likewise.
21343 (extendsdtd2): Likewise.
21344 (truncddsd2): Likewise.
21345 (movdd_hardfloat64): Fixup comment.
21346 (UNSPEC_MOVSD_LOAD): New constant.
21347 (UNSPEC_MOVSD_STORE): Likewise.
21349 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21352 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21354 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21355 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21356 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21357 and TRUTH_XOR_EXPR.
21359 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21362 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21363 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21364 __LONGDOUBLE128 too.
21365 * config/rs6000/aix61.h: New file.
21367 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21369 PR rtl-optimization/34959
21370 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21371 popcount and parity rtxes the same mode as their operand.
21372 Truncate or extend the result to the return value's mode
21375 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21378 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21379 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21380 to GOT_VERSION_REGNUM.
21381 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21382 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21383 * config/mips/mips.c (mips_emit_call_insn): New function.
21384 (mips_call_tls_get_addr): Call mips_expand_call directly.
21385 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21387 (mips16_build_call_stub): Likewise. Return the call insn or null.
21388 (mips_expand_call): Update the call to mips16_build_call_stub
21389 accordingly and a remove redundant condition. Assert that MIPS16
21390 stubs do not use lazy binding. Use mips_emit_call_insn and return
21392 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21394 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21395 (mips_avoid_hazard): Remove hazard_set handling.
21396 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21397 (UNSPEC_RESTORE_GP): ...this.
21398 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21399 (FAKE_CALL_REGNO): Rename to...
21400 (GOT_VERSION_REGNUM): ...this.
21401 (type): Add "ghost" value. Add an associated insn reservation.
21402 (hazard_set): Remove.
21403 (exception_receiver): Rename to...
21404 (restore_gp): ...this and update the unspec identifier accordingly.
21405 (exception_receiver, nonlocal_got_receiver): New expanders.
21406 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21407 FAKE_CALL_REGNO. Remove hazard_set attribute.
21408 (set_got_version, update_got_version): New patterns.
21410 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21413 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21415 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21418 * doc/install.texi2html: Generate gcc-vers.texi.
21420 2008-01-25 DJ Delorie <dj@redhat.com>
21422 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21424 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21426 * config/c4x: Remove directory.
21427 * config.gcc (crx-*, mt-*): Mark obsolete.
21428 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21429 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21430 sh-*-rtemscoff*): Remove cases.
21431 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21432 * real.c (encode_c4x_single, decode_c4x_single,
21433 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21434 c4x_extended_format): Remove.
21435 * real.h (c4x_single_format, c4x_extended_format): Remove.
21436 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21438 (Pragmas): Remove comment about c4x pragmas.
21439 * doc/install.texi (c4x): Remove target-specific instructions.
21440 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21441 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21442 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21443 refer to C4x source files as examples.
21444 (C4X_FLOAT_FORMAT): Remove documentation.
21446 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21448 * config/bfin/bfin.c (override_options): Reorder tests so that
21449 flag_pic gets enabled for -msep-data.
21451 2008-01-25 Richard Guenther <rguenther@suse.de>
21453 PR middle-end/32244
21454 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21455 to its bitfield precision if required.
21457 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21459 PR middle-end/33880
21460 * tree-nested.c (walk_omp_for): New function.
21461 (convert_nonlocal_reference, convert_local_reference): Call
21462 walk_omp_for on OMP_FOR.
21463 (convert_call_expr): Call walk_body on OMP_FOR's
21464 OMP_FOR_PRE_INIT_BODY.
21466 2008-01-25 Richard Guenther <rguenther@suse.de>
21468 PR tree-optimization/34966
21469 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21470 default defs and PHI_NODEs we have to insert after the
21471 defining statement.
21473 2008-01-24 Nick Clifton <nickc@redhat.com>
21475 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21476 Provide a default definition.
21477 (LIBGCC2_UNITS_PER_WORD): Likewise.
21479 * config/stormy16/stormy16.c: Include df.h for the prototype
21480 for df_regs_ever_live_p.
21481 (xstormy16_expand_builtin_va_start): Convert the stack offset
21482 into a component_ref and then use POINTER_PLUS_EXPR to add it
21483 to the incoming_virtual_args_rtx.
21484 (xstormy16_gimplify_va_arg_expr): Rename to
21485 xstormy16_gimplify_va_arg_expr.
21486 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21487 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21488 xstormy16_gimplify_va_arg_expr.
21489 Fix up some formatting issues.
21491 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21492 Move to predicates.md.
21493 (xs_hi_general_operand): Likewise.
21494 (xs_hi_nonmemory_operand): Likewise.
21495 * config/stormy16/predicates.md:
21496 (xstormy16_carry_plus_operand): New predicate.
21497 (xs_hi_general_operand): New predicate.
21498 (xs_hi_nonmemory_operand): New predicate.
21499 * config/stormy16/stormy16-protos.h:
21500 (xstormy16_carry_plus_operand): Delete prototype.
21501 (xs_hi_general_operand): Likewise.
21502 (xs_hi_nonmemory_operand): Likewise.
21504 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21505 modifiers as they are no longer needed and they can trigger
21506 reload spill failures.
21508 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21509 with a match_operand in order to help reload.
21511 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21512 constraint with 'e' for the 8th alternative as this version of
21513 the mov.w instruction only accepts the lower 8 registers.
21515 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21518 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21519 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21522 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21524 PR middle-end/33333
21525 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21527 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21529 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21531 (remove_structure): Update allocations list before removing structure.
21533 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21535 * ipa-struct-reorg.c (is_safe_cond_expr,
21536 create_new_stmts_for_cond_expr): Use integer_zerop function,
21537 that recognize not only zero-pointer, but zero-integer too.
21539 2008-01-25 Ben Elliston <bje@au.ibm.com>
21542 * fixproto: Escape "." in sed expression that strips leading "./".
21544 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21547 * gcc.c (SWITCH_OK): Removed.
21548 (SWITCH_LIVE): Changed to bit.
21549 (SWITCH_FALSE): Likewise.
21550 (SWITCH_IGNORE): Likewise.
21551 (switchstr): Change live_cond to unsigned int.
21552 (process_command): Replace SWITCH_OK with 0.
21553 (do_self_spec): Likewise.
21554 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21555 (give_switch): Likewise.
21556 (used_arg): Likewise.
21557 (do_spec_1): Set the SWITCH_IGNORE bit.
21558 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21559 bits. Set the SWITCH_LIVE bit.
21561 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21563 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21565 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21567 PR tree-optimization/34472
21568 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21569 parameter to a "bool *" and set *DATA to false if there is
21570 an unsafe access. Do not delete the structure here.
21571 (check_cond_exprs): Delete it here instead.
21572 (check_cond_exprs, exclude_cold_structs): Do not increase
21573 I when removing a structure.
21575 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21578 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21579 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21581 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21583 PR middle-end/34934
21584 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21585 a fixed vector for stack.
21587 2008-01-24 Ben Elliston <bje@au.ibm.com>
21590 * doc/gcc.texi (Software development): Add a direntry for g++.
21592 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21594 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21595 stale and straggling -fforce-addr comments above.
21597 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21599 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21600 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21602 2008-01-23 Michael Matz <matz@suse.de>
21605 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21608 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21610 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21611 malloc result type.
21613 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21615 * config/avr/avr.c (avr_current_arch): New variable.
21616 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21617 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21618 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21619 (avr_override_options): Init 'avr_current_arch'.
21620 (base_arch_s): Move from here...
21621 * config/avr/avr.h (base_arch_s): ... here. Add new members
21622 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21623 'mega' to 'have_jmp_call'.
21624 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21625 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21627 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21629 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21630 MULTILIB_MATCHES): Ditto.
21632 2008-01-23 Richard Guenther <rguenther@suse.de>
21634 PR middle-end/31529
21635 * cgraphunit.c (cgraph_reset_node): Always mark the node
21636 not reachable if it is not queued already.
21638 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21640 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21641 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21642 (cputype_selected): New static variable.
21643 (bfin_handle_option): Set it if -mcpu is used.
21644 (override_option): Select default set of workarounds if no cpu type
21645 selected on the command line.
21646 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21648 From Michael Frysinger <michael.frysinger@analog.com>
21649 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21650 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21652 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21653 for bf547, bf523, bf524, and bf526.
21654 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21656 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21657 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21658 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21659 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21660 * doc/invoke.texi (Blackfin Options): Document that
21661 -mcpu now accept bf547, bf523, bf524, and bf526.
21663 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21665 PR rtl-optimization/34628
21666 * combine.c (try_combine): Stop and undo after the first combination
21667 if an autoincrement side-effect on the first insn has effectively
21670 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21673 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21674 Offset addresses are not valid for Altivec or paired float modes.
21676 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21679 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21680 if DECL_INITIAL (decl) is error_mark_node.
21683 * c-common.c (handle_vector_size_attribute): Only allow
21684 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21685 the same way as pointer, array etc. types.
21686 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21689 * tree.c (build_type_attribute_qual_variant): Call
21690 build_qualified_type if attributes are equal, but quals are not.
21692 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21695 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21696 * flags.h (warn_strict_aliasing): Remove.
21697 (warn_strict_overflow): Remove.
21698 * opts.c (warn_strict_aliasing): Remove.
21699 (warn_strict_overflow): Remove.
21700 * c-opts.c (c_common_handle_option): -Wall only sets
21701 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21702 (c_common_post_options): Give default values to -Wstrict-aliasing
21703 and -Wstrict-overflow if they are uninitialized.
21704 * common.opt (Wstrict-aliasing): Specify Var and Init.
21705 (Wstrict-overflow): Likewise.
21707 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21709 PR rtl-optimization/26854
21710 PR rtl-optimization/34400
21711 PR rtl-optimization/34884
21712 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21714 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21715 (df_rd_bb_info.expanded_lr_out): Deleted
21716 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21717 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21718 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21719 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21720 Removed code to allocate, initialize or free expanded_lr_out.
21721 (df_rd_bb_local_compute_process_def): Restructured to make more
21723 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21724 sets if the sets are being trimmed.
21726 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21729 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21730 (as_vers): Likewise.
21731 * configure: Regenerated.
21733 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21735 PR middle-end/33092
21736 * tree-pass.h (pass_build_alias): New pass.
21737 * tree-ssa-alias.c (gate_build_alias): New.
21738 (pass_build_alias): New.
21739 * passes.c (init_optimization_passes): Add pass_build_alias after
21740 pass_create_structure_vars.
21742 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21744 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21745 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21746 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21747 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21748 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21749 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21750 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21751 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21752 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21753 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21754 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21755 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21756 * config/s390/s390.md (FP_ALL): New mode iterator.
21757 (_d): New mode attribute.
21758 ("*signbit<mode>2>"): Changed mode of first operand.
21759 ("isinf<mode>2"): Changed mode of first operand.
21760 ("*TDC_insn"): Adaptation for DFP modes.
21762 2008-01-22 Ben Elliston <bje@au.ibm.com>
21764 * tree.c (check_qualified_type): Improve function description.
21766 2008-01-21 Jason Merrill <jason@redhat.com>
21769 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21770 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21773 2008-01-21 DJ Delorie <dj@redhat.com>
21775 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21778 2008-01-21 Richard Guenther <rguenther@suse.de>
21780 PR middle-end/34856
21781 * tree-cfg.c (verify_expr): Allow all invariant expressions
21782 instead of just constant class ones as reference argument.
21783 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21784 like any other constant.
21785 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21787 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21789 * regmove.c (fixup_match_1): Update call crossed frequencies.
21791 2008-01-21 Richard Guenther <rguenther@suse.de>
21794 * tree-inline.c (setup_one_parameter): Deal with mismatched
21795 types using a VIEW_CONVERT_EXPR.
21797 2008-01-21 Alon Dayan <alond@il.ibm.com>
21798 Olga Golovanevsky <olga@il.ibm.com>
21800 PR tree-optimization/34701
21801 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21802 when the structure size is not a power of 2.
21804 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21806 * doc/install.texi: Add doc for --enable-checking=df.
21808 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21810 PR rtl-optimization/34808
21811 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21813 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21815 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21818 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21820 PR rtl-optimization/26854
21821 PR rtl-optimization/34400
21822 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21824 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21825 (df_rd_bb_info.expanded_lr_out): New.
21826 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21827 * loop_iv.c (iv_analysis_loop_init): Ditto.
21828 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21829 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21830 Added code to allocate, initialize or free expanded_lr_out.
21831 (df_rd_bb_local_compute_process_def): Restructured to make
21832 more understandable.
21833 (df_rd_confluence_n): Add code to do nothing with fake edges and
21834 code to no apply invalidate_by_call sets if the sets are being trimmed.
21835 (df_lr_local_finalize): Renamed to df_lr_finalize.
21836 (df_live_local_finalize): Renamed to df_live_finalize.
21838 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21841 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21842 deciding whether to use reciprocal instructions.
21844 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21846 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21847 dwarf2out_note_section_used if cold_text_section is NULL.
21849 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21851 PR gcov-profile/34610
21852 * tree-cfg.c (make_edges): Mark both outgoing edges from
21853 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21854 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21855 from OMP_FOR and OMP_CONTINUE outgoing edges.
21857 * tree-profile.c (tree_profiling): Return early if
21858 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21860 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21861 from cfun to child_cfun.
21862 * function.h (struct function): Add after_tree_profile bit.
21864 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21866 * config/avr/avr.S (_exit): Disable interrupt.
21868 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21869 Steven Bosscher <stevenb.gcc@gmail.com>
21871 PR rtl-optimization/26854
21872 PR rtl-optimization/34400
21873 * df-problems.c (df_live_scratch): New scratch bitmap.
21874 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21875 (df_live_reset): Clear the proper bitmaps.
21876 (df_live_bb_local_compute): Only process the artificial defs once
21877 since the order is not important.
21878 (df_live_init): Init the df_live sets only with the variables
21879 found live by df_lr.
21880 (df_live_transfer_function): Use the df_lr sets to prune the
21881 df_live sets as they are being computed.
21882 (df_live_free): Free df_live_scratch.
21884 2008-01-18 Ian Lance Taylor <iant@google.com>
21886 * common.opt: Add fmerge-debug-strings.
21887 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21888 flag_merge_debug_strings rather than flag_merge_constants.
21889 * doc/invoke.texi (Option Summary): Mention
21890 -fmerge-debug-strings.
21891 (Debugging Options): Document -fmerge-debug-strings.
21893 2008-01-18 Ian Lance Taylor <iant@google.com>
21896 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21897 (struct tree_function_decl): Add new field operator_new_flag.
21898 * tree-inline.c (expand_call_inline): When inlining a call to
21899 operator new, force the return value to go into a variable, and
21900 set DECL_NO_TBAA_P on that variable.
21901 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21903 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21906 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21907 DWARF2_DEBUGGING_INFO.
21908 (dwarf2out_note_section_used): Ditto. Add prototype.
21909 (have_multiple_function_sections, text_section_used,
21910 cold_text_section_used, *cold_text_sections): Move declarations
21913 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21915 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21916 field and add signal_ra.
21917 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21918 assignments to frame state pc. Move end of stack check after
21919 MD_FALLBACK_FRAME_STATE_FOR.
21920 (uw_update_context_1): Use frame state signal_regs if set, instead
21921 of checking signal_frame flag.
21922 (uw_update_context): Use frame state signal_ra if set.
21923 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21924 * config/xtensa/linux-unwind.h: New file.
21926 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21928 * modulo-sched.c (get_sched_window): Fix comment typo.
21930 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21932 PR tree-optimization/34648
21933 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21935 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21937 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21938 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21940 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21942 PR rtl-optimization/34400
21943 * df-core.c (df_worklist_dataflow_overeager,
21944 df_worklist_dataflow_doublequeue): New functions.
21945 (df_worklist_dataflow): Two different worklist solvers.
21946 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21949 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21952 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21953 and ftree-parallelize-loops.
21955 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21957 PR rtl-optimization/34826
21958 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21960 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21962 * global.c (find_reg): Mark the eh regs as used if necessary.
21963 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21964 * ra.h (struct allocno): no_eh_reg field added. Changed
21965 no_stack_reg type to bitfield.
21967 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21969 * tree.c (substitute_in_expr): Add missing 'break'.
21971 2008-01-17 Richard Guenther <rguenther@suse.de>
21973 PR tree-optimization/34825
21974 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21975 x / x as division to handle.
21977 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21979 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21980 "-pthread" is specified.
21981 * pa-hpux11.h (LIB_SPEC): Likewise.
21983 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21984 Peter Bergner <bergner@vnet.ibm.com>
21986 PR rtl-optimization/33796
21987 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21989 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21991 PR libgfortran/34699
21992 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21994 * pa-hpux10.h (LINK_SPEC): Likewise.
21995 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21997 2008-01-16 Richard Guenther <rguenther@suse.de>
21999 PR middle-end/32628
22000 * fold-const.c (fold_convert_const_int_from_int): Do not
22001 set overflow if that occured only because of a sign extension
22002 change when converting from/to a sizetype with the same
22003 precision and signedness.
22005 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22008 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22009 location address to the correct place. Update copyright year.
22011 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22013 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22014 no dependences in the dependence_relations vector.
22016 2008-01-16 Jan Hubicka <jh@suse.cz>
22018 PR rtl-optimization/31396
22019 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22020 * cfg.c (dump_reg_info): Print it.
22021 * regs.h (struct reg_info_t): add freq_calls_crossed.
22022 (REG_FREQ_CALLS_CROSSED): New macro.
22023 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22024 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22025 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22026 regmove_optimize): Update call crossed frequencies.
22027 * local-alloc.c (struct qty): Add freq_calls_crossed.
22028 (alloc_qty): Copute freq_calls_crossed.
22029 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22030 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22031 * ra.h (struct allocno): Add freq_calls_crossed.
22033 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22035 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22036 libgomp when compiling with ftree-parallelize-loops.
22037 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22039 2008-01-16 Richard Guenther <rguenther@suse.de>
22041 PR tree-optimization/34769
22042 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22043 * tree.c (int_cst_value): Instead make this function more
22044 permissive in what it accepts as valid input. Document this
22045 function always sign-extends the value.
22047 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22048 Richard Guenther <rguenther@suse.de>
22051 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22052 (gimple_fold_indirect_ref_rhs): ... this.
22053 (gimple_fold_indirect_ref): New function with foldings
22054 that preserve lvalueness.
22055 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22056 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22057 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22058 to fold an INDIRECT_REF, fall back to the old use of
22059 fold_indirect_ref_1.
22061 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22063 * tree-data-ref.c (subscript_dependence_tester_1): Call
22064 free_conflict_function.
22065 (compute_self_dependence): Same.
22067 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22070 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22071 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22073 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22074 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22075 for DWARF2_UNWIND_INFO targets.
22077 2008-01-16 Richard Guenther <rguenther@suse.de>
22080 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22081 type qualifiers for function types.
22083 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22085 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22086 loop_iterator li from previous commit.
22088 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22090 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22092 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22094 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22095 (parallelize_loops): Don't parallelize irreducible components.
22097 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22100 * c-opts (c_common_post_options): Do not enable CPP
22101 flag_pedantic_errors by default.
22103 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22105 PR rtl-optimization/31944
22106 * cse.c (remove_pseudo_from_table): New function.
22107 (merge_equiv_classes): Use above function to remove pseudo-registers.
22108 (invalidate): Likewise.
22110 2008-01-13 Richard Guenther <rguenther@suse.de>
22112 PR middle-end/34601
22113 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22114 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22116 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22118 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22119 validate_change to unshare the source of the PC set.
22121 2008-01-12 Jan Hubicka <jh@suse.cz>
22123 PR middle-end/32135
22124 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22125 references above array bounds. This might trigger bounds checks for
22126 pointers to arrays.
22128 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22130 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22131 new_replaceable_dependencies.
22133 2008-01-12 Doug Kwan <dougkwan@google.com>
22135 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22136 instead of OPT_Wreturn_type in warning due to ignored return type
22138 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22139 options included in -Wextra.
22140 * c.opt: New option -Wignored_qualifiers.
22141 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22142 -Wignore_qualifiers.
22143 (-Wignored-qualifiers): Document.
22144 (-Wreturn-type): Remove description of functionality now handled
22145 by -Wignored-qualifiers.
22147 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22150 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22151 NOP_EXPR if it is between integral types with the same precision.
22153 2008-01-12 Jan Hubicka <jh@suse.cz>
22156 * invoke.texi (max-inline-recursive-depth): Fix default value.
22158 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22160 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22163 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22165 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22167 2008-01-11 James E. Wilson <wilson@specifix.com>
22170 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22172 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22174 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22175 save/restore frame pointer register and don't use 'call-prologues'
22176 optimization in function with "OS_task" attribute.
22178 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22180 PR middle-end/31309
22181 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22182 when copying to memory.
22184 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22186 PR rtl-optimization/30905
22187 * cfgcleanup.c: Include dce.h
22188 (crossjumps_occured): New global variable.
22189 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22190 If something changed, set crossjumps_occured to true.
22191 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22192 Don't add/remove fake edges to exit here...
22193 (cleanup_cfg): ...but do it here, when crossjumping.
22194 Run a fast DCE when successful crossjumps occured in the latest
22195 iteration of try_optimize_cfg.
22197 2008-01-11 Richard Guenther <rguenther@suse.de>
22199 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22200 (struct vn_unary_op_s): Likewise.
22201 (vn_reference_insert): Free old reference on hash collision.
22203 2008-01-10 Raksit Ashok <raksit@google.com>
22205 PR rtl-optimization/27971
22206 * combine.c (find_split_point): Split PLUS expressions which are
22207 inside a MEM rtx, and whose first operand is complex.
22209 2008-01-10 DJ Delorie <dj@redhat.com>
22211 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22212 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22213 (m32c_hard_regno_ok): Call the underlying function.
22215 2008-01-10 Richard Guenther <rguenther@suse.de>
22217 PR middle-end/34683
22218 * tree-cfg.c (tree_merge_blocks): Do not go through the
22219 full-blown folding and stmt updating path if we just deal
22220 with virtual operands.
22221 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22222 test for abnormal SSA_NAMEs.
22224 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22226 PR middle-end/34641
22227 * reload.c (push_reload): Add assertions. All constants from
22228 reg_equiv_constant should have been used for replacing the respective
22230 (find_reloads_address): Invoke find_reloads_address_part for
22231 constant taken from the reg_equiv_constant array.
22233 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22235 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22236 field (valnum) the first in the struct. Replace bools with
22239 2008-01-10 Richard Guenther <rguenther@suse.de>
22241 PR tree-optimization/34651
22242 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22243 types and ordering for masking and converting.
22245 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22247 PR tree-optimization/34017
22248 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22249 also for PHI_NODE expressions.
22251 2008-01-09 Jan Hubicka <jh@suse.cz>
22253 PR tree-optimization/34708
22254 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22255 based on number of case labels.
22256 (init_inline_once): Remove switch_cost.
22257 * tree-inline.h (eni_weights_d): Remove switch_cost.
22259 2008-01-09 Richard Guenther <rguenther@suse.de>
22260 Andrew Pinski <andrew_pinski@playstation.sony.com>
22262 PR middle-end/30132
22263 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22264 temporary if an rvalue is ok or an lvalue is not required.
22266 2008-01-09 Richard Guenther <rguenther@suse.de>
22268 PR middle-end/34458
22269 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22270 adjust return type.
22272 2008-01-09 Richard Guenther <rguenther@suse.de>
22274 PR middle-end/34679
22275 * tree.c (host_integerp): Check for sizetype only if the
22276 type is an integer type.
22278 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22281 * opts.c (decode_options): Disable inlining of functions called
22282 once if not in unit-at-a-time mode.
22284 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22286 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22288 2008-01-08 Richard Guenther <rguenther@suse.de>
22290 PR middle-end/31863
22291 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22292 out early if the result will be unused.
22294 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22299 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22300 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22303 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22305 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22306 for vectorization tuned.
22308 2008-01-08 Richard Guenther <rguenther@suse.de>
22310 PR tree-optimization/34683
22311 * tree-ssa-operands.c (operand_build_cmp): Export.
22312 * tree-ssa-operands.h (operand_build_cmp): Declare.
22313 * tree-vn.c (vuses_compare): Remove.
22314 (sort_vuses): Use operand_build_cmp.
22315 (sort_vuses_heap): Likewise.
22316 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22317 to re-use old VEC if available. Do not sort already sorted VUSEs.
22318 (vdefs_to_vec): Do not sort already sorted VDEFs.
22320 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22322 PR middle-end/34694
22323 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22325 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22328 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22329 limitations of reciprocal sequences on x86 targets.
22331 2008-01-08 Richard Guenther <rguenther@suse.de>
22333 PR tree-optimization/34683
22334 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22336 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22339 * config/darwin.c (darwin_mergeable_string_section): Don't use
22340 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22342 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22345 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22346 negxf2. Macroize expander using X87MODEF mode iterator. Change
22347 predicates of op0 and op1 to register_operand.
22348 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22349 expander using X87MODEF mode iterator. Change predicates of
22350 op0 and op1 to register_operand.
22351 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22352 corresponding patterns and macroize using MODEF macro. Change
22353 predicates of op0 and op1 to register_operand and remove
22354 "m" constraint. Disparage "r" alternative with "!".
22355 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22356 macroize using X87MODEF macro. Change predicates of op0 and op1
22357 to register_operand and remove "m" constraint. Disparage "r"
22358 alternative with "!".
22359 (absneg splitter with memory operands): Remove.
22360 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22361 patterns and macroize using X87MODEF mode iterator.
22362 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22363 Change predicate of op1 to register_operand.
22364 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22365 for memory operands.
22367 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22369 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22371 2008-01-07 Richard Guenther <rguenther@suse.de>
22373 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22376 2008-01-07 Richard Guenther <rguenther@suse.de>
22378 PR tree-optimization/34683
22379 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22380 VOPs of the needed size to save memory. Use VEC_quick_push
22381 to save compile-time.
22382 (vdefs_to_vec): Likewise.
22384 2008-01-07 Sa Liu <saliu@de.ibm.com>
22386 * config/spu/spu.md (divdf3): Genetate inline code for double
22387 division. The implementation doesn't handle INF or NAN, therefore it
22388 only applies when -ffinite-math-only is given.
22390 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22393 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22394 * doc/cpp.texi ([Common Predefined Macros]): Document.
22396 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22398 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22399 order to use commutative addition instead of subtraction.
22401 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22402 Mircea Namolaru <namolaru@il.ibm.com>
22403 Vladimir Yanovsky <yanov@il.ibm.com>
22404 Revital Eres <eres@il.ibm.com>
22406 PR tree-optimization/34263
22407 * tree-outof-ssa.c (process_single_block_loop_latch,
22408 contains_tree_r): New functions.
22409 (analyze_edges_for_bb): Call process_single_block_loop_latch
22410 function to empty single-basic-block latch block if possible.
22412 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22414 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22416 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22418 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22420 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22422 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22424 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22426 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22428 PR tree-optimization/34618
22429 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22432 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22435 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22436 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22437 Update copyright year.
22439 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22440 Update copyright year.
22441 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22444 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22446 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22447 edge does not point to current bb before changing need_assert.
22449 2008-01-04 Richard Guenther <rguenther@suse.de>
22451 PR middle-end/34029
22452 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22453 for verifying purposes if they are is_gimple_min_invariant.
22455 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22457 PR tree-optimization/34448
22458 PR tree-optimization/34465
22459 * gimplify.c (gimplify_init_constructor): Add new parameter
22460 notify_temp_creation. Use it.
22461 (gimplify_modify_expr_rhs): Take volatiles into account when
22462 optimizing constructors.
22463 Do not optimize constructors if gimplify_init_constructor will dump to
22465 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22466 * gcc.c-torture/compile/pr34448.c: New.
22468 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22470 PR gcov-profile/34609
22471 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22472 return_slot if result is TREE_ADDRESSABLE.
22474 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22476 * config/mips/mips.md (sqrt_condition): Tweak comment.
22477 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22479 2008-01-03 Tom Tromey <tromey@redhat.com>
22482 * c-common.c (c_type_hash): Handle VLAs.
22484 2008-01-03 Jan Hubicka <jh@suse.cz>
22486 PR tree-optimization/31081
22487 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22488 0 when inlining and not inlining to first basic block.
22489 (remap_decl): When var is initialized to 0, don't set default_def.
22490 (expand_call_inline): Set entry_bb.
22491 * tree-inline.h (copy_body_data): Add entry_bb.
22493 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22496 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22499 PR tree-optimization/29484
22500 * tree-inline.c (inline_forbidden_p_2): New function.
22501 (inline_forbidden_p): Disallow inlining if some static var
22502 has an address of a local LABEL_DECL in its initializer.
22503 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22506 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22508 PR tree-optimization/34635
22509 * tree-data-ref.c (add_other_self_distances): Make sure that the
22510 evolution step is constant.
22512 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22514 PR middle-end/34608
22515 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22517 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22519 * tree-sra.c (scalarize_init): Insert the generate_element_init
22520 statements after the generate_element_zero statements.
22522 2008-01-02 Richard Guenther <rguenther@suse.de>
22524 PR middle-end/34093
22525 PR middle-end/31976
22526 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22527 for very large number of operands instead of ICEing.
22529 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22532 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22533 while stack probing.
22535 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22537 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22540 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22542 PR libmudflap/26442
22543 * tree-mudflap.c (mx_register_decls): Guard warning by
22544 !DECL_ARTIFICIAL check.
22546 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22548 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22549 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22550 sse5_perm<mode>): Fix constraints.