1 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
8 * crx/crx.h (IRA_COVER_CLASSES): Define.
10 2008-09-08 Jakub Jelinek <jakub@redhat.com>
13 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
14 even when a stmt has been gimple_modified_p, but after fold_stmt is
15 not any longer. Remove unneeded may_have_exposed_new_symbols
18 2008-09-08 Richard Guenther <rguenther@suse.de>
20 PR tree-optimization/37421
21 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
24 2008-09-08 Jakub Jelinek <jakub@redhat.com>
27 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
29 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
33 * pa-hpux10.h (LINK_SPEC): Likewise.
34 * pa-hpux11.h (LINK_SPEC): Likewise.
36 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
38 * pa32-regs.h (IRA_COVER_CLASSES): Define.
39 * pa64-regs.h (IRA_COVER_CLASSES): Define.
41 2008-09-07 Helge Deller <deller@gmx.de>
43 * pa/linux-atomic.c: New file.
44 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
45 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
47 2008-09-07 Richard Guenther <rguenther@suse.de>
48 Ira Rosen <irar@il.ibm.com>
50 PR tree-optimization/36630
51 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
52 Call STRIP_NOPS before calling evolution_part_in_loop_num.
54 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
55 Ira Rosen <irar@il.ibm.com>
57 PR tree-optimization/35642
58 * config/rs6000/altivec.md (mulv8hi3): Implement.
60 2008-09-06 Jeff Law <law@redhat.com>
62 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
64 2008-09-06 Jan Hubicka <jh@suse.cz>
66 PR tree-optimization/14703
67 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
68 * passes.c (init_optimization_passes): Recompute inline parameters.
70 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
72 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
75 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
76 Peter Fuerst <post@pfrst.de>
78 * doc/invoke.texi: Document -mr10k-cache-barrier=.
79 * doc/extend.texi: Document __builtin_mips_cache.
80 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
81 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
82 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
83 __GCC_HAVE_BUILTIN_MIPS_CACHE.
84 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
85 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
86 (set_push_mips_isas): New variable.
87 (mips_r10k_cache_barrier): New variable.
88 (cache): New availability predicate.
89 (mips_builtins): Add an entry for __builtin_mips_cache.
90 (mips_build_cvpointer_type): New function.
91 (MIPS_ATYPE_CVPOINTER): New macro.
92 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
94 (r10k_simplified_address_p, r10k_simplify_address)
95 (r10k_uncached_address_p, r10k_safe_address_p)
96 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
97 (r10k_needs_protection_p_call, r10k_needs_protection_p)
98 (r10k_insert_cache_barriers): New functions.
99 (mips_reorg_process_insns): Delete cache barriers after a
100 branch-likely instruction.
101 (mips_reorg): Call r10k_insert_cache_barriers.
102 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
103 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
104 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
105 (mips_cache, r10k_cache_barrier): New define_insns.
107 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
109 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
110 * ira-color.c (setup_allocno_left_conflicts_num): Use
111 hard_reg_set_equal_p instead of a comparison with
112 ira_zero_hard_reg_set.
113 * ira.c (setup_reg_subclasses): Likewise.
114 (setup_cover_and_important_classes): Likewise.
115 (setup_class_translate): Likewise.
116 (setup_reg_class_intersect_union): Likewise.
117 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
118 (ira_init_once): Don't initialize them.
120 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
122 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
124 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
126 * ira-color.c (ira_fast_allocation): Permit global allocno
129 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
131 Improved branch hints, safe hints, and scheduling.
133 * haifa-sched.c (sched_emit_insn) : Define.
134 * sched-int.h (sched_emit_insn) : Add prototype.
135 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
136 -mhint-max-distance -msafe-hints) : Document.
137 * config/spu/spu.c (spu_flag_var_tracking): New.
138 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
139 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
140 TARGET_ASM_FILE_START): Define.
141 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
142 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
143 (spu_emit_branch_hint): Add blocks argument.
144 (insert_branch_hints, insert_nops): Remove.
145 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
146 uses_ls_unit, spu_sched_init_global, spu_sched_init,
147 spu_sched_reorder, asm_file_start): New functions.
148 (clock_var, spu_sched_length, pipe0_clock,
149 pipe1_clock, prev_clock_var, prev_priority,
150 spu_ls_first, prev_ls_clock): New static variables.
151 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
152 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
153 (nopn_nv): Add a non-volatile version of nop.
154 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
155 -mhint-max-distance, -msafe-hints): New options.
157 2008-09-05 Janis Johnson <janis187@us.ibm.com>
158 Samuel Tardieu <sam@rfc1149.net>
160 * opts.c (decode_options): Combine nested if statements.
163 * opts.c (decode_options): Handle more relationships among
164 unit-at-a-time, toplevel-reorder, and section-anchors.
166 2008-09-05 David Daney <ddaney@avtrex.com>
168 * doc/install.texi (--enable-reduced-reflection): Document new option.
170 2008-09-05 Bob Wilson <bob.wilson@acm.org>
172 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
174 (constantpool_operand): New.
175 (move_operand): Disallow sub-word modes for the constant pool.
176 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
177 (xtensa_secondary_reload_class): Replace with....
178 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
179 Set icode for sub-word reloads from the constant pool.
180 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
181 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
182 * config/xtensa/xtensa.md (reload<mode>_literal): New.
183 * config/xtensa/xtensa-protos.h: Update prototypes.
185 2008-09-05 Joseph Myers <joseph@codesourcery.com>
187 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
188 (REG_CLASS_NAMES): Update.
189 (REG_CLASS_CONTENTS): Update.
190 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
191 of ALL_REGS for regs 77 and 78.
192 * function.c (instantiate_virtual_regs_in_insn): Assert that
193 return value of simplify_gen_subreg is not NULL.
195 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
197 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
198 (gen_rtvec_v): Fix coding standards.
200 2008-09-04 Jan Hubicka <jh@suse.cz>
202 * i386.c (decide_alg): Be more conservative about optimizing for size.
204 2008-09-04 Ian Lance Taylor <iant@google.com>
206 * varasm.c (narrowing_initializer_constant_valid_p): New
208 (initializer_constant_valid_p): Call it.
210 2008-09-04 Jeff Law <law@redhat.com>
212 * fold-const.c (native_encode_real): Fix computation of WORDS.
213 (native_interpret_real): Likewise.
215 2008-09-04 Janis Johnson <janis187@us.ibm.com>
217 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
219 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
221 * ira-conflicts.c (process_regs_for_copy): Check insn to check
222 that the cost is already taken into account in ira-costs.c
224 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
226 * ira-build.c (print_copy, print_copies, ira_debug_copy,
227 ira_debug_copies): New.
228 (ira_bulid): Call print_copies.
230 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
232 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
235 * config/rs6000/rs6000.c (optimization_options): Remove check of
238 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
240 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
241 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
242 second operand is a reg_imm10_operand.
243 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
244 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
245 (*seq_<GPR:mode><GPR2:mode>): Rename to
246 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
248 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
249 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
251 (*sne_<GPR:mode><GPR2:mode>): Rename to
252 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
255 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
257 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
258 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
259 combining an arithmetic right shift by more than 31 and a
260 trunction. Don't match for out-of-range shift amounts. Set
261 attribute mode to <MODE>.
262 (*lshr32_trunc<mode>): Name the pattern combining a logical right
263 shift by 32 and and a truncation. Set attribute mode to <MODE>.
264 (*<optab>_trunc<mode>_exts): New pattern for truncated right
265 shifts by less than 32.
266 (extv): Change predicate on first operand to accept registers.
267 Change predicate of the other operands from immediate_operand to
268 const_int_operand. Expand exts when source is a register.
269 (extzv): Change predicate of the constant operands from
270 immediate_operand to const_int_operand.
271 (extzv<mode>): Change predicate of the constant operands from
272 immediate_operand to const_int_operand and no constraint. Also
274 (*extzv_trunc<mode>_exts): New pattern.
276 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
278 * config/mips/mips.h (ISA_HAS_CINS): New macro.
279 * config/mips/mips-protos.h (mask_low_and_shift_p,
280 mask_low_and_shift_len): Declare.
281 * config/mips/mips.c (mask_low_and_shift_p,
282 mask_low_and_shift_len): New functions.
283 (mips_print_operand): Handle new operand prefix "m".
284 * config/mips/mips.md (*cins<mode>): New pattern.
286 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
288 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
291 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
293 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
294 regardless of epilogue_completed.
296 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
299 * ira-lives.c (process_bb_node_lives): Check setjmp.
301 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
304 * ira-build.c (form_loop_tree): Reverse BB walk.
305 (create_bb_allocnos): Likewise.
306 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
307 (mark_reg_store): Rename to...
308 (mark_ref_live): ...this and take a df_ref argument instead of
309 note_stores arguments. Assert that we have a register.
310 (mark_reg_clobber): Delete.
311 (def_conflicts_with_inputs_p): New function.
312 (mark_reg_conflicts): Delete.
313 (mark_reg_death): Rename to...
314 (mark_ref_dead): ...this and take a df_ref argument instead of
315 a register. Assert that we have a register.
316 (process_bb_node_lives): Hoist frequency calculation out of
317 instruction walk. Convert from a forwards scan to a backwards scan.
318 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
319 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
320 (create_allocno_live_ranges): Don't create regs_set.
322 2008-09-04 Ian Lance Taylor <iant@google.com>
324 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
326 * calls.c (emit_library_call_value_1): Use MEM_P rather than
327 comparing MODE with MEM.
328 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
329 comparing with GF_PREDICT_TAKEN.
330 (gimple_get_lhs): Change code to enum gimple_code.
331 (gimple_set_lhs): Likewise.
332 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
333 * omp-low.c (find_omp_clause): Change kind parameter to enum
335 * tree-flow.h (find_omp_clause): Update declaration.
336 * regrename.c (clear_dead_regs): Change kind parameter to enum
338 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
340 * see.c (see_get_extension_data): Change return type to enum
341 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
342 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
343 (see_gen_normalized_extension): Change extension_code parameter to
345 (see_seek_pre_extension_expr): Change extension_code to enum
347 (see_merge_one_def_extension): Likewise.
348 (see_handle_relevant_defs): Likewise.
349 (see_handle_relevant_uses): Likewise.
350 (see_analyze_one_def): Likewise.
351 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
352 GIMPLE_ASM rather than ASM_EXPR.
353 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
354 GIMPLE_RETURN rather than RETURN_EXPR.
355 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
356 (evaluate_stmt): Likewise.
357 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
358 to enum vect_relevant.
359 (vect_mark_stmts_to_be_vectorized): Change assertion to not
360 compare gimple codes with tree codes.
362 2008-09-04 Paul Brook <paul@codesourcery.com>
364 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
366 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
368 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
369 pointer check lost in the recent no-unit-at-a-time patch.
371 2008-09-04 Jan Hubicka <jh@suse.cz>
374 * tree-switch-conversion.c (check_final_bb): Accept only IP
377 2008-09-04 Jan Hubicka <jh@suse.cz>
379 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
381 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
382 using_ranges argument.
383 (vrp_evaluate_conditional): Avoid bogus warning for type range.
384 (vrp_visit_cond_stmt): Update call of
385 vrp_evaluate_conditional_warnv_with_ops
387 2008-09-04 Jan Hubicka <jh@suse.cz>
389 PR tree-optimization/37345
390 PR tree-optimization/37358
391 PR tree-optimization/37357
392 * tree.c (build_function_type_skip_args): Build distinct type copy;
394 (build_function_decl_skip_args): Set type of new decl not orig decl;
395 clear DECL_VINDEX for methods turned into functions.
397 2008-09-04 Nick Clifton <nickc@redhat.com>
399 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
401 * configure: Regenerate.
402 * config.in: Regenerate.
403 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
404 alignment field, if it is supported.
406 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
408 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
411 2008-09-03 David Edelsohn <edelsohn@gnu.org>
413 * config/rs6000/rs6000.c (processor_target_table): Do not
414 enable VMX for POWER6.
416 2008-09-03 Anton Blanchard <anton@samba.org>
418 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
419 emit memory barrier before operation.
421 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
424 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
425 default_elf_asm_output_external.
427 2008-09-03 Jeff Law <law@redhat.com>
429 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
431 2008-09-03 Richard Henderson <rth@redhat.com>
433 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
434 memory barrier to below the test-and-set.
435 (alpha_split_lock_test_and_set_12): Likewise.
437 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
441 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
444 * ira-color.c (print_loop_title): Use all_allocnos.
445 (color_pass): Ditto. Don't add border_allocnos. Check that
446 subloop allocno in the correspdoning bitmap all_allocnos.
448 * ira-emit.c (change_loop): Use all_allocnos.
450 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
452 (ira_create_allocno): Set up all_allocnos bit for the created
454 (create_cap_allocno): Remove setting mentioned_allocnos.
455 (create_insn_allocnos): Ditto.
456 (remove_unnecessary_allocnos): Use all_allocnos.
457 (check_allocno_creation): Check that allocnos are in the
458 corresponding bitmap all_allocnos.
460 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
464 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
465 (process_regs_for_copy): Process subregs. Refine check when cost
466 is taken into account in ira-costs.c.
467 (process_reg_shuffles): Use REG_SUBREG_P.
468 (add_insn_allocno_copies): Ditto. Ignore modes.
470 * ira-color.c (conflict_allocno_vec): New.
471 (COST_HOP_DIVISOR): New macro.
472 (update_copy_costs_1): Use it.
473 (update_conflict_hard_regno_costs): New function.
474 (assign_hard_reg): Use it.
475 (ira_color): Allocate and free conflict_allocno_vec.
477 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
481 * ira-int.h (ira_sort_insn_chain): Remove.
483 * ira.c (basic_block_order_nums, chain_insn_order,
484 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
485 (ira): Don't call ira_sort_insn_chain.
487 * reload1.c (reload): Don't call ira_sort_insn_chain.
489 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
492 * cgraphunit.c (update_call_expr): Remove eh regions from statements
493 which become non throw.
494 (cgraph_function_versioning): Also clear DECL_WEAK. Call
495 update_call_expr after updating the flags on the decl.
497 2008-09-03 Jan Hubicka <jh@suse.cz>
499 PR tree-optimization/37315
500 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
501 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
502 (cgraph_analyze_functions): Use node->analyzed
503 (cgraph_mark_functions_to_output): Likewise.
504 (cgraph_expand_function): All functions can be released after
506 (cgraph_optimize): Use gimple_has_body_p.
507 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
508 (cgraph_decide_inlining_incrementally): Likewise.
509 (inline_transform): Inline transform.
510 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
512 (inlinable_function_p): Drop gimple_body check.
513 (expand_call_inline): Use gimple_has_body_p.
514 * gimple.c (gimple_has_body_p): New.
515 * gimple.h (gimple_has_body_p): Add prototype.
516 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
517 (dump_function_to_file): Use gimple_has_body_p check.
519 2008-09-03 Jakub Jelinek <jakub@redhat.com>
522 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
524 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
526 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
528 From Michael Frysinger <michael.frysinger@analog.com>
529 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
530 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
533 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
536 * doc/extend.texi: Document picoChip builtin functions.
537 * doc/invoke.texi: Document picoChip options.
538 * doc/contrib.texi: Add picoChip contribution.
539 * doc/md.texi: Document picoChip constraints.
540 * config.gcc: Add picochip-*-*.
541 * config/picochip/: Add new port.
543 2008-09-03 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/37328
546 * tree-sra.c (sra_build_assignment): Gimplify properly.
547 (generate_copy_inout): Take the correct stmt as definition,
550 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
552 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
555 From Michael Frysinger <michael.frysinger@analog.com>
556 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
558 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
560 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
562 (__gthread_setspecific): Revert 2008-08-31 change to
563 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
566 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
568 * diagnostic.c (error_at): New.
569 * toplev.h (error_at): New prototype.
570 * c-typeck.c (build_array_ref): Call error_at instead of error.
571 Pass location to pedwarn.
573 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
575 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
577 2008-09-02 Jakub Jelinek <jakub@redhat.com>
579 * dwarf2out.c (tree_add_const_value_attribute): Only handle
580 VAR_DECL and CONST_DECL.
582 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
583 Jakub Jelinek <jakub@redhat.com>
585 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
586 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
587 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
588 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
589 Don't set ix86_save_varrargs_registers.
590 (ix86_setup_incoming_varargs): Assume cum != NULL.
591 (ix86_va_start): Check ix86_varargs_gpr_size and
592 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
593 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
594 from frame pointer if ix86_varargs_gpr_size == 0.
595 (ix86_compute_frame_layout): Updated.
596 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
597 (ix86_varargs_gpr_size): Define.
598 (ix86_varargs_fpr_size): Likewise.
599 (machine_function): Remove save_varrargs_registers.
600 Add varargs_gpr_size and varargs_fpr_size.
602 2008-09-02 Jakub Jelinek <jakub@redhat.com>
604 * config/alpha/alpha.c (va_list_skip_additions,
605 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
606 (alpha_gimplify_va_arg): Call unshare_expr on second use of
609 PR tree-optimization/36766
610 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
611 for already removed basic blocks.
614 * real.c (real_maxval): Clear a lower bit to make real_maxval
615 match get_max_float for IBM long double format.
617 2008-09-02 Andreas Schwab <schwab@suse.de>
619 * configure.ac: Use m4_quote to quote the expansion of m4_do.
620 * configure: Regenerate.
622 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
624 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
625 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
626 checking for a non-VOID CONSTANT_P.
628 2008-09-02 Jan Hubicka <jh@suse.cz>
630 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
631 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
633 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
635 * expr.c (emit_group_store): Don't assert stack temp mode size.
637 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
638 Tobias Grosser <grosser@fim.uni-passau.de>
639 Jan Sjodin <jan.sjodin@amd.com>
640 Harsha Jagasia <harsha.jagasia@amd.com>
641 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
642 Konrad Trifunovic <konrad.trifunovic@inria.fr>
643 Adrien Eliche <aeliche@isty.uvsq.fr>
645 Merge from graphite branch.
648 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
649 * doc/invoke.texi (-floop-block, -floop-interchange,
650 -floop-strip-mine): Document new flags.
651 * tree-into-ssa.c (gimple_vec): Moved...
652 * tree-loop-distribution.c (rdg_component): Moved...
653 * cfgloopmanip.c: Include tree-flow.h.
654 (update_dominators_in_loop): New.
655 (create_empty_if_region_on_edge): New.
656 (create_empty_loop_on_edge): New.
657 (loopify): Use update_dominators_in_loop.
658 * tree-pass.h (pass_graphite_transforms): Declared.
659 * configure: Regenerate.
660 * tree-phinodes.c (make_phi_node): Export.
661 (add_phi_node_to_bb): New, split from create_phi_node.
662 * tree-chrec.c (for_each_scev_op): New.
663 * tree-chrec.h (for_each_scev_op): Declared.
664 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
665 (remove_statement): Call get_phi_with_result.
666 * config.in (HAVE_cloog): Undef.
667 * gdbinit.in (pgg): New.
668 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
669 * tree-ssa-loop.c (graphite_transforms): New.
670 (gate_graphite_transforms): New.
671 (pass_graphite_transforms): New.
672 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
673 HAVE_cloog): Defined.
674 * tree-vectorizer.c (rename_variables_in_bb): Export.
675 * tree-data-ref.c (dr_may_alias_p): Export.
676 (stmt_simple_memref_p): New.
677 (find_data_references_in_stmt): Export.
678 (find_data_references_in_loop): Export.
679 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
680 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
681 (create_rdg_vertices): Export.
682 (build_empty_rdg): New.
683 (build_rdg): Call build_empty_rdg. Free dependence_relations.
684 * tree-data-ref.h (rdg_component): ... here.
686 (struct data_reference): Add a field scop.
688 (find_data_references_in_loop): Declared.
689 (find_data_references_in_stmt): Declared.
690 (create_rdg_vertices): Declared.
691 (dr_may_alias_p): Declared.
692 (stmt_simple_memref_p): Declared.
693 (struct rdg_edge): Add a field ddr_p relation.
694 (build_empty_rdg): Declared.
695 * lambda.h (lambda_matrix): Declare a VEC of.
696 (find_induction_var_from_exit_cond): Declared.
697 (lambda_vector_compare): New.
698 * common.opt (fgraphite, floop-strip-mine,
699 floop-interchange, floop-block): New flags.
700 * lambda-code.c (find_induction_var_from_exit_cond): Export.
701 * cfgloop.c (is_loop_exit): New.
702 * cfgloop.h (is_loop_exit): Declared.
703 (create_empty_if_region_on_edge): Declared.
704 (create_empty_loop_on_edge): Declared.
705 * tree-flow.h (add_phi_node_to_bb): Declared.
706 (make_phi_node): Declared.
707 (rename_variables_in_bb): Declared.
708 (perfect_loop_nest_depth): Declared.
709 (graphite_transform_loops): Declared.
710 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
711 (graphite.o-warn): Add -Wno-error.
712 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
713 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
714 (INCLUDES): Add PPLINC, CLOOGINC.
715 (OBJS-common): Add graphite.o.
716 (graphite.o): Add rule.
717 * gimple.h (gimple_vec): ... here.
718 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
719 * passes.c (init_optimization_passes): Schedule
720 pass_graphite_transforms.
722 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
725 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
726 and -fno-toplevel-reorder after handle_options.
728 2008-09-02 Paul Brook <paul@codesourcery.com>
730 * config/arm/arm.c (arm_tune_cortex_a9): Define.
731 (arm_override_options): Set arm_tune_cortex_a9.
732 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
733 (arm_issue_rate): Handle cortexa9.
734 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
735 * config/arm/arm-cores.def: Add cortex-a9.
736 * config/arm/arm-tune.md: Regenerate.
737 * config/arm/arm.md: Include cortex-a9.md.
738 (generic_sched, generic_vfp): Add cortexa9.
739 * config/arm/cortex-a9.md: New file.
741 2008-09-02 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/37327
744 * tree-vrp.c (register_new_assert_for): Make sure to not have
745 TREE_OVERFLOW set on the bound.
747 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
749 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
751 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
752 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
755 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
757 * gcc/config/spu/spu.md (divdf3): Removed.
759 2008-09-02 Jakub Jelinek <jakub@redhat.com>
761 PR tree-optimization/37095
762 * cgraph.c (cgraph_node): When creating new cgraph node after
763 assembler_name_hash has been populated, record it in the hash
766 2008-09-01 Paul Brook <paul@codesourcery.com>
768 * doc/invoke.texi: Document -mword-relocations.
769 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
770 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
771 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
772 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
773 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
774 (arm_emit_movpair): New function.
775 (arm_print_operand <c>): Handle sybolic addresses.
776 * config/arm/arm.h (TARGET_USE_MOVT): Define.
777 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
778 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
779 * config/arm/arm.opt: Add -mword-relocations.
780 * config/arm/arm.md (movsi): Use arm_emit_movpair.
781 (arm_movt, arm_movw): New.
783 2008-09-01 Paul Brook <paul@codesourcery.com>
785 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
786 Allow Interworking on ARMv4 EABI based targets.
787 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
788 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
790 2008-09-01 Paul Brook <paul@codesourcery.com>
792 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
793 optimized LT0 test. Remove optimization for GT.
795 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
797 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
799 * pa-hpux11.h (LIB_SPEC): Likewise.
801 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
804 2008-09-01 Jan Hubicka <jh@suse.cz>
806 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
807 present, use only counts; when guessed use only frequencies.
808 (estimate_bb_frequencies): Use function_frequency.
809 * profile.c (compute_branch_probabilities): Exit early when
810 profile reading failed. Set profile_status.
811 (branch_prob): Do not set profile_status.
813 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
815 * tree.c (protected_set_expr_location): New.
816 * tree.h (protected_set_expr_location): New prototype.
817 * c-tree.h (build_array_ref): Add argument.
818 (parser_build_unary_op): Same.
819 * c-typeck.c (build_indirect_ref): Handle new location argument.
820 (build_array_ref): Same.
821 (parser_build_unary_op): Same.
822 * gimplify.c (gimplify_asm_expr): Set input_location before calling
824 * c-omp.c (c_finish_omp_atomic): Pass location when calling
826 * c-common.c (finish_label_address_expr): Handle new location
828 * c-common.h (build_indirect_ref): Add argument.
829 (finish_label_address_expr): Same.
830 * c-parser.c (c_parser_unary_expression): Pass location to build
832 (c_parser_postfix_expression): Same.
834 2008-09-01 Paul Brook <paul@codesourcery.com>
836 * config/arm/arm.md: Include cortex-r4f.md.
837 (attr fpu): Update type list.
838 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
839 fconstd, fcmps and fcmpd.
840 (attr tune_cortexr4): Define.
841 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
842 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
843 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
844 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
845 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
847 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
848 cortex_a8_vfp_farith: Ditto.
849 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
850 * config/arm/cortex-r4.md: Use tune_cortexr4.
851 * config/arm/cortex-r4f.md: New file.
853 2008-09-01 Richard Guenther <rguenther@suse.de>
855 PR tree-optimization/37305
856 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
857 the result of constant conversions.
858 (fold_gimple_assign): Likewise.
860 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
862 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
863 #ifdef ENABLE_CHECKING.
865 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
867 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
868 * sched-int.h (print_insn, print_pattern, print_value): Declare also
869 when !INSN_SCHEDULING.
871 2008-09-01 Andreas Schwab <schwab@suse.de>
873 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
875 2008-09-01 Paul Brook <paul@codesourcery.com>
877 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
879 2008-09-01 Jan Hubicka <jh@suse.cz>
881 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
883 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
884 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
885 * gimplify.c (gimplify_init_constructor): Add speed operand.
886 * tree-sra.c (decide_block_copy): Likewise.
887 * tree-inline.c (estimate_move_cost): Likewise.
888 * config/alpha/alpha.h (MOVE_RATIO): Update.
889 * config/frv/frv.c (MOVE_RATIO): Update.
890 * config/spu/spu.h (MOVE_RATIO): Update.
891 * config/sparc/sparc.h (MOVE_RATIO): Update.
892 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
893 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
894 * config/cris/cris.h (MOVE_RATIO): Update.
895 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
896 * config/arm/arm.h (MOVE_RATIO): Update.
897 * config/pa/pa.md: Update uses of MOVE_RATIO
898 * config/pa/pa.h (MOVE_RATIO): Update.
899 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
900 * config/h8300/h8300.h (MOVE_RATIO): Update.
901 * config/v850/v850.h (MOVE_RATIO): Update.
902 * config/bfin/bfin.h (MOVE_RATIO): Update.
904 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
905 Dmitry Melnik <dm@ispras.ru>
906 Dmitry Zhurikhin <zhur@ispras.ru>
907 Alexander Monakov <amonakov@ispras.ru>
908 Maxim Kuvyrkov <maxim@codesourcery.com>
910 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
911 sel-sched-dump.c, sel-sched-ir.c: New files.
912 * Makefile.in (OBJS-common): Add selective scheduling object
914 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
915 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
916 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
917 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
918 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
919 (make_forwarder_block): Update loop latch if we have redirected
921 * cfgloop.c (get_loop_body_in_custom_order): New function.
922 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
923 (CP_FALLTHRU_PREHEADERS): Likewise.
924 (get_loop_body_in_custom_order): Declare.
925 * cfgloopmanip.c (has_preds_from_loop): New.
926 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
927 Assert that the preheader edge will be fall thru when it is set.
928 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
929 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
930 fsel-sched-substitution, fselective-scheduling): New flags.
931 * cse.c (hash_rtx_cb): New.
933 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
934 sel_sched_insn_cnt): New counters.
935 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
936 * genattr.c (main): Output maximal_insn_latency prototype.
937 * genautomata.c (output_default_latencies): New. Factor its code from ...
938 (output_internal_insn_latency_func): ... here.
939 (output_internal_maximal_insn_latency_func): New.
940 (output_maximal_insn_latency_func): New.
941 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
942 (struct hard_reg_set_iterator): New.
943 (hard_reg_set_iter_init, hard_reg_set_iter_set,
944 hard_reg_set_iter_next): New functions.
945 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
946 * lists.c (remove_free_INSN_LIST_node,
947 remove_free_EXPR_LIST_node): New functions.
948 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
949 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
950 (loop_optimizer_finalize): Do not verify flow info after reload.
951 * recog.c (validate_replace_rtx_1): New parameter simplify.
952 Default it to true. Update all uses. Factor out simplifying
954 (simplify_while_replacing): ... this new function.
955 (validate_replace_rtx_part,
956 validate_replace_rtx_part_nosimplify): New.
957 * recog.h (validate_replace_rtx_part,
958 validate_replace_rtx_part_nosimplify): Declare.
959 * rtl.c (rtx_equal_p_cb): New.
960 (rtx_equal_p): Use it.
961 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
962 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
963 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
964 * vecprim.h: Add a vector type for unsigned int.
965 * haifa-sched.c: Include vecprim.h and cfgloop.h.
966 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
967 ready_try, cycle_issued_insns, spec_info): Make global.
968 (readyp): Initialize.
969 (dfa_lookahead): New global variable.
970 (old_max_uid, old_last_basic_block): Remove.
971 (h_i_d): Make it a vector.
972 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
974 (after_recovery, adding_bb_to_current_region_p):
975 New variables to handle correct insertion of the recovery code.
976 (struct ready_list): Move declaration to sched-int.h.
977 (rgn_n_insns): Removed.
978 (rtx_vec_t): Move to sched-int.h.
979 (find_insn_reg_weight): Remove.
980 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
981 (haifa_init_h_i_d, haifa_finish_h_i_d):
982 New functions to initialize / finalize haifa instruction data.
983 (extend_h_i_d, init_h_i_d): Rewrite.
984 (unlink_other_notes): Move logic to add_to_note_list. Handle
986 (ready_lastpos, ready_element, ready_sort, reemit_notes,
987 find_fallthru_edge): Make global, remove static prototypes.
988 (max_issue): Make global. Add privileged_n and state parameters. Use
990 (extend_global, extend_all): Removed.
991 (init_before_recovery): Add new param. Fix the handling of the case
992 when we insert a recovery code before the EXIT which has a predecessor
993 with a fallthrough edge to it.
994 (create_recovery_block): Make global. Rename to
995 sched_create_recovery_block. Update.
996 (change_pattern): Rename to sched_change_pattern. Make global.
997 (speculate_insn): Rename to sched_speculate_insn. Make global.
998 Split haifa-specific functionality into ...
999 (haifa_change_pattern): New static function.
1000 (sched_extend_bb): New static function.
1001 (sched_init_bbs): New function.
1002 (current_sched_info): Change type to struct haifa_sched_info.
1003 (insn_cost): Adjust for selective scheduling.
1004 (dep_cost_1): New function. Move logic from ...
1005 (dep_cost): ... here.
1006 (dep_cost): Use dep_cost_1.
1007 (contributes_to_priority_p): Use sched_deps_info instead of
1009 (priority): Adjust to work with selective scheduling. Process the
1010 corner case when all dependencies don't contribute to priority.
1011 (rank_for_schedule): Use ds_weak instead of dep_weak.
1012 (advance_state): New function. Move logic from ...
1013 (advance_one_cycle): ... here.
1014 (add_to_note_list, concat_note_lists): New functions.
1015 (rm_other_notes): Make static. Adjust for selective scheduling.
1016 (remove_notes, restore_other_notes): New functions.
1017 (move_insn): Add two arguments. Update assert. Don't call
1019 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1020 Remove more_issue, max_points. Move the code to initialize
1021 max_lookahead_tries to max_issue.
1022 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1023 ready. Adjust use of move_insn. Call restore_other_notes.
1025 (sched_init, sched_finish): Move Haifa-specific initialization/
1027 (haifa_sched_init, haifa_sched_finish): ... respectively.
1029 (setup_sched_dump): New function.
1030 (haifa_init_only_bb): New static function.
1031 (haifa_speculate_insn): New static function.
1032 (try_ready): Use haifa_* instead of speculate_insn and
1034 (extend_ready, extend_all): Remove.
1035 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1036 (create_check_block_twin, add_to_speculative_block): Use
1037 haifa_insns_init instead of extend_global. Update to use new
1038 initialization functions. Change parameter. Factor out code from
1039 create_check_block_twin to ...
1040 (sched_create_recovery_edges) ... this new function.
1041 (add_block): Remove.
1042 (sched_scan_info): New.
1043 (extend_bb): Use sched_scan_info.
1044 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1045 static functions for walking through scheduling region.
1046 (sched_luids): New vector variable to replace uid_to_luid.
1047 (luids_extend_insn): New function.
1048 (sched_max_luid): New variable.
1049 (luids_init_insn): New function.
1050 (sched_init_luids, sched_finish_luids): New functions.
1051 (insn_luid): New debug function.
1052 (sched_extend_target): New function.
1053 (haifa_init_insn): New static function.
1054 (sched_init_only_bb): New hook.
1055 (sched_split_block): New hook.
1056 (sched_split_block_1): New function.
1057 (sched_create_empty_bb): New hook.
1058 (sched_create_empty_bb_1): New function.
1059 (common_sched_info, ready): New global variables.
1060 (current_sched_info_var): Remove.
1061 (move_block_after_check): Use common_sched_info.
1062 (haifa_luid_for_non_insn): New static function.
1063 (init_before_recovery): Use haifa_init_only_bb instead of
1065 (increase_insn_priority): New.
1066 * modulo-sched.c: (issue_rate): Remove static declaration.
1067 (sms_sched_info): Change type to haifa_sched_info.
1068 (sms_sched_deps_info, sms_common_sched_info): New variables.
1069 (setup_sched_infos): New.
1070 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1071 Do not call regstat_free_calls_crossed.
1072 (sms_print_insn): Use const_rtx.
1073 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1074 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1075 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1076 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1077 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1078 current_sched_info to use it.
1079 (enum reg_pending_barrier_mode): Move to sched-int.h.
1080 (h_d_i_d): New variable. Initialize to NULL.
1081 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1083 (estimate_dep_weak): Remove static declaration.
1084 (sched_has_condition_p): New function. Adjust users of
1085 sched_get_condition to use it instead.
1086 (conditions_mutex_p): Add arguments indicating which conditions are
1088 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1089 argument to indicate whether returned condition is reversed. Do not
1090 generate new rtx when condition should be reversed; indicate it by
1091 setting new argument instead.
1092 (add_dependence_list_and_free): Add deps parameter.
1093 Update all users. Do not free dependence list when
1094 deps context is readonly.
1095 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1097 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1098 (remove_from_deps): New. Use the above functions.
1099 (cur_insn, can_start_lhs_rhs_p): New static variables.
1100 (add_or_update_back_dep_1): Initialize present_dep_type.
1101 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1102 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1103 haifa_note_dep): New functions implementing dependence hooks for
1104 the Haifa scheduler.
1105 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1106 note_dep): New functions.
1107 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1109 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1110 (free_deps): Initialize deps->reg_last.
1111 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1112 sched_analyze_insn): Update to use dependency hooks infrastructure
1113 and readonly contexts.
1114 (deps_analyze_insn): New function. Move part of logic from ...
1115 (sched_analyze): ... here. Also move some logic to ...
1116 (deps_start_bb): ... here. New function.
1117 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1119 (sched_deps_init): New function. Move code from ...
1120 (init_dependency_caches): ... here. Remove.
1121 (init_deps_data_vector): New.
1122 (sched_deps_finish): New function. Move code from ...
1123 (free_dependency_caches): ... here. Remove.
1124 (init_deps_global, finish_deps_global): Adjust for use with
1125 selective scheduling.
1126 (get_dep_weak): Move logic to ...
1127 (get_dep_weak_1): New function.
1128 (ds_merge): Move logic to ...
1129 (ds_merge_1): New static function.
1130 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1131 (ds_get_max_dep_weak): New function.
1132 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1133 (n_insns): Rename to rgn_n_insns.
1134 (debug_ebb_dependencies): New function.
1135 (init_ready_list): Use it.
1136 (begin_schedule_ready): Use sched_init_only_bb.
1137 (ebb_print_insn): Indicate when an insn starts a new cycle.
1138 (contributes_to_priority, compute_jump_reg_dependencies,
1139 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1140 (add_block1): Remove to ebb_add_block.
1141 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1142 (schedule_ebb): Initialize them. Use remove_notes instead of
1143 rm_other_notes. Use haifa_local_init/finish.
1144 (schedule_ebbs): Use haifa_sched_init/finish.
1145 * sched-int.h: Include vecprim.h, remove rtl.h.
1146 (struct ready_list): Delete declaration.
1147 (sched_verbose_param, enum sched_pass_id_t,
1148 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1149 (struct sched_scan_info_def): New structure.
1150 (sched_scan_info, sched_scan, sched_init_bbs,
1151 sched_init_luids, sched_finish_luids, sched_extend_target,
1152 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1153 (struct common_sched_info_def): New.
1154 (common_sched_info, haifa_common_sched_info,
1155 sched_emulate_haifa_p): Declare.
1157 (sched_luids): Declare.
1158 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1159 (sched_max_luid, insn_luid): Declare.
1160 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1161 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1162 print_insn, print_pattern, print_value, haifa_classify_insn,
1163 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1164 setup_sched_dump, sched_init, sched_finish,
1165 sel_insn_is_speculation_check): Export.
1166 (struct ready_list): Move from haifa-sched.c.
1167 (ready_try, ready, max_issue): Export.
1168 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1169 sched_init_only_bb, sched_split_block, sched_split_block_1,
1170 sched_create_empty_bb, sched_create_empty_bb_1,
1171 sched_create_recovery_block, sched_create_recovery_edges): Export.
1172 (enum reg_pending_barrier_mode): Export.
1173 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1175 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1176 print_insn field. Move add_block and fix_recovery_cfg to
1177 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1178 (struct sched_deps_info_def): ... this new structure.
1179 (sched_deps_info): Declare.
1180 (struct spec_info_def): Remove weakness_cutoff, add
1181 data_weakness_cutoff and control_weakness_cutoff.
1182 (spec_info): Declare.
1183 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1185 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1186 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1187 (current_sched_info): Change type to struct haifa_sched_info.
1188 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1189 (h_d_i_d): New variable.
1190 (HDID): New accessor macro.
1191 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1192 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1194 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1195 (enum SCHED_FLAGS): Update for selective scheduler.
1196 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1197 (init_dependency_caches, free_dependency_caches): Delete declarations.
1198 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1199 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1200 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1201 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1202 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1204 (rm_other_notes): Delete declaration.
1205 (schedule_block): Remove one argument.
1206 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1207 ready_element, ready_lastpos, sched_extend_ready_list,
1208 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1209 concat_note_lists): Export.
1210 (struct region): Move from sched-rgn.h.
1211 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1212 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1213 BLOCK_TO_BB, CONTAINING_RGN): Export.
1214 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1215 (current_nr_blocks, current_blocks, target_bb): Likewise.
1216 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1217 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1218 sched_rgn_local_init, extend_regions,
1219 rgn_make_new_region_out_of_new_block, compute_priorities,
1220 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1221 extend_rgns, deps_join rgn_setup_common_sched_info,
1222 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1223 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1224 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1225 increase_insn_priority): Likewise.
1226 * sched-rgn.c: Include sel-sched.h.
1227 (ref_counts): New static variable. Use it ...
1228 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1229 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1230 (sched_is_disabled_for_current_region_p): Delete static declaration.
1231 (struct region): Move to sched-int.h.
1232 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1233 ebb_head): Define and initialize.
1234 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1235 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1236 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1238 (find_single_block_region): Add new argument to indicate that EBB
1239 regions should be constructed.
1240 (debug_live): Delete declaration.
1241 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1242 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1244 (init_regions): Delete declaration.
1245 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1246 rgn_estimate_number_of_insns): New.
1247 (too_large): Use estimate_number_of_insns.
1248 (haifa_find_rgns): New. Move the code from ...
1249 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1250 (free_trg_info): New.
1251 (compute_trg_info): Allocate candidate tables here instead of ...
1252 (init_ready_list): ... here.
1253 (rgn_print_insn): Use const_rtx.
1254 (contributes_to_priority, extend_regions): Delete static declaration.
1255 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1256 (add_block1): Rename to rgn_add_block.
1257 (debug_rgn_dependencies): Delete static qualifier.
1258 (new_ready): Use sched_deps_info. Simplify.
1259 (rgn_common_sched_info, rgn_const_sched_deps_info,
1260 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1261 (region_sched_info): Rename to rgn_const_sched_info.
1262 (deps_join): New, extracted from ...
1263 (propagate_deps): ... here.
1264 (compute_block_dependences, debug_dependencies): Update for selective
1266 (free_rgn_deps, compute_priorities): New functions.
1267 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1268 sched_rgn_compute_dependencies): New functions.
1269 (schedule_region): Use them.
1270 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1271 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1273 (schedule_insns): Call new functions that were split out.
1274 (rgn_make_new_region_out_of_new_block): New.
1275 (get_rgn_sched_max_insns_priority): New.
1276 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1277 scheduling when appropriate.
1278 * sched-vis.c: Include insn-attr.h.
1279 (print_value, print_pattern): Make global.
1280 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1281 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1282 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1283 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1284 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1285 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1286 hooks. Initialize them to 0.
1287 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1288 * target.h (struct gcc_target): Add them. Rename gen_check field to
1290 * flags.h (sel_sched_switch_set): Declare.
1291 * opts.c (sel_sched_switch_set): New variable.
1292 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1293 pipelining is disabled from command line.
1294 (common_handle_option): Record whether selective scheduling is
1295 requested from command line.
1296 * doc/invoke.texi: Document new flags and parameters.
1297 * doc/tm.texi: Document new target hooks.
1298 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1299 (dfa_state_size): Do not declare locally.
1300 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1301 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1302 rs6000_alloc_sched_context, rs6000_set_sched_context,
1303 rs6000_free_sched_context): New functions.
1304 (struct _rs6000_sched_context): New.
1305 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1307 (rs6000_sched_finish): Do not run for selective scheduling.
1309 2008-08-31 Jan Hubicka <jh@suse.cz>
1311 * frv.c (frv_rtx_costs): Update forward declaration.
1312 * spu.c (spu_rtx_costs): Likewise.
1313 * pdp11.c: Include df.h
1314 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1315 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1316 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1317 * iq2000.c (iq2000_address_cost): Add speed argument.
1318 (iq2000_rtx_costs): Likewise.
1319 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1320 update call of mn10300_address_cost.
1321 * mcore.c: Include df.h
1322 (mcore_rtx_costs): Update prototype.
1323 * score3.c: Include df.h
1324 (score3_rtx_costs): Remove speed argument.
1325 * score7.c: Include df.h
1326 (score7_address_cost): Remove speed argument.
1327 * score-protos.h (score_address_cost): Update prototype.
1328 * score.c: Include df.h
1329 (score_rtx_costs): Update call of costs functions.
1330 * v850.c (v850_rtx_costs): Add bool argument.
1332 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1334 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1336 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1338 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1339 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1341 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1343 * mkmap-flat.awk: Add option pe_dll.
1344 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1345 * config/i386/t-cygwin (SHLIB_LC): Add.
1346 * config/i386/t-mingw32 (SHLIB_LC): Add.
1347 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1348 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1349 (LINK_SPEC): Support libgcc_s.
1350 (LIBGCC_SPEC): Support libgcc_s.
1351 (LIBGCC_SONAME): New.
1353 2008-08-31 Jan Hubicka <jh@suse.cz>
1355 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1356 mistakely had old version of patch.
1358 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1359 (ipcp_estimate_growth): New.
1360 (ipcp_insert_stage): Use ipcp_estimate_growth.
1361 * profile.c (branch_prob): When reading failed, do not consider
1364 2008-08-31 Jan Hubicka <jh@suse.cz>
1366 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1367 loop is optimized for speed.
1369 2008-08-31 Richard Guenther <rguenther@suse.de>
1372 * fold-const.c (fold_binary): Retain conversions in folding
1375 2008-08-31 Jan Hubicka <jh@suse.cz>
1377 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1378 * predict.c (maybe_hot_frequency_p): Make inline.
1379 (maybe_hot_count_p): Break out from ...
1380 (maybe_hot_bb_p): ... this one.
1381 (maybe_hot_edge_p): Simplify.
1382 * basic-block.h (probably_cold_bb_p): Remove.
1384 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1387 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1389 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1390 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1391 Also split V4SFmode.
1392 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1395 2008-08-31 Jan Hubicka <jh@suse.cz>
1397 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1399 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1401 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1404 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1407 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1408 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1410 2008-08-31 Jan Hubicka <jh@suse.cz>
1412 * sparc.h (BRANCH_COST): Fix macro definition.
1413 * avr.c (avr_operand_rtx_cost): Add speed argument.
1414 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1416 2008-08-31 Richard Guenther <rguenther@suse.de>
1418 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1419 types instead of operands. Re-instantiate verifying of
1420 binary expression operands.
1422 2008-08-30 Jan Hubicka <jh@suse.cz>
1424 * fwprop.c (should_replace_address): Add speed attribute.
1425 (PR_OPTIMIZE_FOR_SPEED): New flag.
1426 (propagate_rtx_1): Use it.
1427 (propagate_rtx): Set it.
1428 (try_fwprop_subst): Update call of rtx_costs.
1429 (forward_propagate_and_simplify): LIkewise.
1430 * hooks.c (hook_int_rtx_bool_0): New
1431 (hook_bool_rtx_int_int_intp_false): Replace by ...
1432 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1433 * hooks.h (hook_int_rtx_bool_0): New
1434 (hook_bool_rtx_int_int_intp_false): Replace by ...
1435 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1436 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1437 (prepare_cmp_insn): UPdate call of rtx_cost.
1438 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1439 (reload_cse_simplify_operands): Update call of rtx_cost.
1440 (reload_cse_move2add): call of rtx_cost.
1441 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1442 * rtlanal.c (rtx_cost): Add speed argument.
1443 (address_cost): Add speed argument
1444 (default_address_cost): Likewise.
1445 (insn_rtx_cost): Likewise.
1446 * cfgloopanal.c (seq_cost): Add speed argument.
1447 (target_reg_cost, target_spill_cost): Turn to array.
1448 (init_set_costs): Update for speed.
1449 (estimate_reg_pressure_cost): Add speed argument.
1450 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1451 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1452 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1453 (seq_cost): Add speed argument.
1454 (computation_cost): Add speed arugment.
1455 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1456 (force_expr_to_var_cost): Update for profile info.
1457 (force_var_cost): Likewise.
1458 (split_address_cost): Likewise.
1459 (ptr_difference_cost): Likewise.
1460 (difference_cost): Likewise.
1461 (get_computation_cost_at): Likewise.
1462 (determine_iv_cost): Likewise.
1463 (ivopts_global_cost_for_size): Likewise.
1464 (rewrite_use_address): Likewise.
1465 (tree_ssa_iv_optimize_loop): Initialize speed field.
1466 * cse.c (optimize_this_for_speed_p): New static var.
1467 (notreg_cost): Update call of rtx_cost.
1468 (cse_extended_basic_block): set optimize_this_for_speed_p.
1469 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1470 (noce_try_cmove_arith): Likewise.
1471 (noce_try_sign_mask): LIkewise.
1472 * expr.c (compress_float_constant): Update rtx_cost calls.
1473 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1474 (addr_to_parts): Likewise.
1475 (create_mem_ref): Likewise.
1476 * dse.c (find_shift_sequence): Add speed argument.
1477 (replace_read): Update call.
1478 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1479 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1480 * neg_cost, shift_cost, shiftadd_cost,
1481 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1482 mul_highpart_cost): Increase dimension.
1483 (init_expmed): Initialize for both size and speed.
1484 (expand_shift): Use profile.
1485 (synth_mult): Use profile.
1486 (choose_mult_variant): Use profile.
1487 (expand_mult): Use profile.
1488 (expand_mult_highpart_optab): Use profile.
1489 (expand_mult_highpart): Use profile.
1490 (expand_smod_pow2): Use profile.
1491 (expand_divmod): Use profile.
1492 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1493 * loop-invariant.c (create_new_invariant): Use profile.
1494 (gain_for_invariant): Add speed parameter.
1495 (best_gain_for_invariant): Likewise.
1496 (find_invariants_to_move): Likewise.
1497 (move_single_loop_invariants): Set it.
1498 * target-def.h (TARGET_RTX_COSTS): Use hook.
1499 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1500 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1501 * output.h (default_address_cost): Update prototype.
1502 * combine.c (optimize_this_for_speed_p): New static var.
1503 (combine_validate_cost): Update call of rtx_cost.
1504 (combine_instructions): Set optimize_this_for_speed_p.
1505 (expand_compound_operation): Update call of rtx_cost.
1506 (make_extraction):Update call of rtx_cost.
1507 (force_to_mode):Update call of rtx_cost.
1508 (distribute_and_simplify_rtx):Update call of rtx_cost.
1509 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1510 (estimate_reg_pressure_cost): Update prototype.
1511 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1512 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1514 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1515 (alpha_rtx_costs): Update.
1516 * config/frv/frv.c (frv_rtx_costs): Update.
1517 * config/s390/s390.c (s390_rtx_costs): Update.
1518 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1519 (m32c_rtx_costs): Update.
1520 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1521 (spu_rtx_costs): Update.
1522 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1523 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1524 * config/i386/i386.c (:ix86_address_cost): Update.
1525 (ix86_rtx_costs): Update.
1526 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1527 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1528 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1529 * config/crx/crx.c (crx_address_cost): Update.
1530 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1531 * config/stormy16/stormy16.c
1532 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1533 * config/m68hc11/m68hc11.c
1534 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1535 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1536 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1537 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1538 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1539 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1540 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1541 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1542 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1543 (mcore_rtx_costs): update.
1544 * config/score/score3.c (score3_rtx_costs): Update.
1545 * config/score/score7.c (score7_rtx_costs): Update.
1546 * config/score/score3.h (score3_rtx_costs):Update.
1547 * config/score/score7.h (score7_rtx_costs): Update.
1548 * config/score/score.c (score_rtx_costs): Update.
1549 * config/arm/arm.c (arm_address_cost): Update.
1550 (arm_rtx_costs_1): Update.
1551 (arm_rtx_costs_1): Update.
1552 (arm_size_rtx_costs): Update.
1553 (arm_size_rtx_costs): Update.
1554 (arm_size_rtx_costs): Update.
1555 (arm_xscale_rtx_costs): Update.
1556 (arm_thumb_address_cost): Update.
1557 * config/pa/pa.c (hppa_address_cost): Update.
1558 * config/mips/mips.c (mips_rtx_costs): Update.
1559 * config/vax/vax.c (vax_address_cost): Update.
1560 * config/h8300/h8300.c (h8300_shift_costs): Update.
1561 (h8300_rtx_costs): Update.
1562 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1563 (v850_rtx_costs): Update.
1564 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1565 * config/bfin/bfin.c
1566 (bfin_address_cost): Update.
1567 (bfin_rtx_costs): Update.
1568 * stmt.c (lshift_cheap_p): Update.
1570 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1573 * expmed.c (extract_bit_field_1): Check the mode size to make
1574 sure the vector modes have the same size.
1576 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1578 * dojump.c (top level): Include basic-block.h to declare
1579 optimize_insn_for_speed_p
1581 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1583 * opts.h (CL_SAVE): New option class for marking options that are
1584 target specific options usable in the target attribute.
1585 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1587 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1588 can easily find the target specific options that are safe to use
1589 in the attribute or pragma.
1591 * attribs.c (decl_attributes): Change #pragma GCC option to
1592 #pragma GCC target, and attribute((option(...))) to
1593 attribute((target(...))).
1595 * doc/extend.texi (target attribute): Change from option
1596 attribute. Delete push/pop/reset.
1597 (#pragma GCC target): Change from #pragma GCC option. Delete
1599 (#pragma GCC push_options): Document new pragma.
1600 (#pragma GCC pop_options): Document new pragma.
1601 (#pragma GCC reset_options): Document new pragma.
1603 * targhooks.c (default_target_option_valid_attribute_p): Add
1604 warning about port not supporting target attributes.
1605 (default_target_option_pragma_parse): New function, warn about
1606 #pragma GCC target not being supported.
1608 * targhooks.h (default_target_option_pragma_parse): Add
1611 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1612 TI_CURRENT_OPTION_PRAGMA.
1613 (current_target_pragma): Rename from current_option_pragma.
1615 * target.h: (struct target_option): Delete booleans for changing
1616 the optimization level on hot/cold functions. Change signature of
1617 pragma_parse hook to take a second tree.
1619 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1621 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1622 that the declaration is done at global scope.
1624 * langhooks.c (add_builtin_function_common): Move most of the code
1625 from add_builtin_function here, calling the hook passed in.
1626 (add_builtin_function): Call add_builtin_function_common with
1627 standard builtin hook.
1628 (add_builtin_function_ext_scope): New function to add builtins to
1631 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1633 (add_builtin_function_ext_scope): Add declaration.
1635 * c-pragma.c (handle_pragma_target): Rename from
1636 handle_pragma_option, #pragma GCC option is now #pragma GCC
1637 target. Move warning about port not supporting target options to
1638 default pragma parse hook. Remove push/pop/reset from this
1640 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1641 (option_stack): Delete static variable.
1642 (optimize_stack): Ditto.
1643 (optons_stack): New stack of saved target and optimization
1645 (handle_pragma_push_options): New function to handle pushing both
1646 target and optimization options.
1647 (handle_pragma_pop_options): New function to handle popping both
1648 target and optimization options.
1649 (handle_pragma_reset_options): New function to handle resetting
1650 both target and optimization options to their initial state.
1651 (init_pragma): Rename handle_pragma_option to
1652 handle_pragma_target. Add support for push_options, pop_options,
1653 and reset_options pragmas.
1655 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1656 default_target_option_pragma_parse.
1657 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1658 default_target_option_valid_attribute_p.
1659 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1660 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1661 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1662 optimization level on hot/cold functions.
1664 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1665 if the caller and callee have different optimization levels.
1667 * c-common.c (handle_target_attribute): Rename from
1668 handle_option_attribute, attribute((option(...))) is now
1669 attribute((target(...))). Move warning if the port does not
1670 support target attributes to the default hook.
1671 (handle_hot_attribute): Delete code to change the optimization
1672 level of hot functions.
1673 (handle_cold_attribute): Ditto.
1675 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1676 argument that is the binary tree options to use if there are no
1677 arguments. Call ix86_valid_target_attribute_tree instead of
1678 ix86_valid_option_attribute_tree.
1679 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1680 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1681 ix86_pragma_option_parse.
1683 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1684 Rename from ix86_valid_option_attribute_tree.
1686 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1687 new builtins when the ISA changes.
1688 (ix86_valid_target_attribute_tree): Rename from
1689 ix86_valid_option_attribute_tree. Change callers. If the
1690 function specified optimization options, use those as the starting
1691 point before setting up the target attributes. If the
1692 optimization options were changed in the course of setting the
1693 target attributes, record the new optimization options.
1694 (ix86_valid_target_attribute_tree_inner_p): Rename from
1695 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1696 ix86_add_new_builtins if the ISA changed.
1697 (ix86_valid_target_attribute_p): Rename from
1698 ix86_valid_option_attribute_p. Change callers.
1699 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1700 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1701 as delayed builtin functions.
1702 (struct builtin_isa): New structure to record builtin functions
1703 that should be delayed until the ISA for that function is used.
1704 (ix86_builtins_isa): Change from int to struct to track builtin
1705 functions we want to declare at some point.
1706 (def_builtin): If the front end can delay defining the builtin
1707 functions, don't create builtins for ISAs not part of the default
1709 (def_builtin_const): Ditto.
1710 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1711 __builtin_ia32_pcmov_v2di to be different builtin functions.
1712 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1713 a structure instead of an int.
1714 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1715 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1716 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1717 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1719 * config/ia64/ia64.h
1720 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1721 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1723 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1724 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1725 (LANG_HOOKS_INITIALIZER): Add
1726 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1728 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1731 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1732 the reload address with the index register for SFmode
1733 access with a displacement.
1735 2008-08-30 Jan Hubicka <jh@suse.cz>
1737 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1738 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1739 * dojump.c (do_jump): Likewise.
1740 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1741 (note-if_info): Add BRANCH_COST.
1742 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1743 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1744 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1746 * expr.h (BRANCH_COST): Update default.
1747 * predict.c (predictable_edge_p): New function.
1748 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1749 Update BRANCH_COST call.
1750 * basic-block.h (predictable_edge_p): Declare.
1751 * config/alpha/alpha.h (BRANCH_COST): Update.
1752 * config/frv/frv.h (BRANCH_COST): Update.
1753 * config/s390/s390.h (BRANCH_COST): Update.
1754 * config/spu/spu.h (BRANCH_COST): Update.
1755 * config/sparc/sparc.h (BRANCH_COST): Update.
1756 * config/m32r/m32r.h (BRANCH_COST): Update.
1757 * config/i386/i386.h (BRANCH_COST): Update.
1758 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1759 * config/sh/sh.h (BRANCH_COST): Update.
1760 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1761 * config/avr/avr.h (BRANCH_COST): Update.
1762 * config/crx/crx.h (BRANCH_COST): Update.
1763 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1764 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1765 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1766 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1767 * config/ia64/ia64.h (BRANCH_COST): Update.
1768 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1769 * config/arc/arc.h (BRANCH_COST): Update.
1770 * config/score/score.h (BRANCH_COST): Update.
1771 * config/arm/arm.h (BRANCH_COST): Update.
1772 * config/pa/pa.h (BRANCH_COST): Update.
1773 * config/mips/mips.h (BRANCH_COST): Update.
1774 * config/vax/vax.h (BRANCH_COST): Update.
1775 * config/h8300/h8300.h (BRANCH_COST): Update.
1776 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1777 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1778 * doc/tm.texi (BRANCH_COST): Update.
1780 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1783 * config/arm/arm.c (arm_optimization_options): Set
1784 flag_section_anchors to 2 instead of 1 to distinguish it from
1785 -fsection-anchors given explicitely on the command line.
1787 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1789 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1790 final insn of a split.
1792 2008-08-30 Jan Hubicka <jh@suse.cz>
1794 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1795 optimized for speed.
1796 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1797 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1798 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1799 flag_gcse_after_reload_set): New static vars.
1800 (common_handle_option): Enable those flags for profile-use.
1801 (decode_options): Remove optimize_size flags that are handled
1802 on higher granuality.
1803 * tree-vectorizer.c (vectorize_loops): Use
1804 optimize_loop_nest_for_speed_p.
1805 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1806 * tree-predcom.c (tree_predictive_commoning): Use
1807 optimize_loop_for_speed_p.
1808 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1809 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1810 * predict.c (optimize_loop_for_speed_p): Fix walk.
1812 2008-08-30 Jan Hubicka <jh@suse.cz>
1814 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1816 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1817 profile presence locally.
1819 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1822 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1823 versions before 4.0.
1825 2008-08-29 Jan Hubicka <jh@suse.cz>
1827 * tree-inline.c (insert_init_stmt): Insert sequence even when
1830 2008-08-29 Jeff Law <law@redhat.com>
1832 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1833 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1834 location and class is an FP register.
1836 2008-08-29 Jan Hubicka <jh@suse.cz>
1838 * see.c (see_merge_one_def_extension): Silence used uninitialized
1840 * matrix-reorg.c (check_allocation_function): Likewise.
1841 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1843 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1846 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1847 compute new & and | in type rather than TREE_TYPE (arg0).
1849 * dwarf2out.c (fortran_common): Update comment.
1850 (gen_variable_die): Swap com_die and var_die variables in Fortran
1851 COMMON block handling code.
1853 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1855 * dwarf2out.c (gen_const_die): New function.
1856 (size_of_die, value_format, output_die): Output larger
1857 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1858 (native_encode_initializer): New function.
1859 (tree_add_const_value_attribute): Call it.
1860 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1862 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1863 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1864 TREE_THIS_VOLATILE to add_type_attribute.
1866 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1868 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1871 * dwarf2out.c (loc_by_reference): New function.
1872 (add_location_or_const_value_attribute): Use it.
1875 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1876 as DW_TAG_variable children of DW_TAG_common_block rather than
1877 DW_TAG_member children. Put DW_AT_external to individual
1878 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1880 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1881 loc_descriptor_from_tree_1.
1885 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1886 arguments to imported_module_or_decl.
1887 (debug_nothing_tree_tree): Removed.
1888 (debug_nothing_tree_tree_tree_bool): New prototype.
1889 * debug.c (do_nothing_debug_hooks): Adjust.
1890 (debug_nothing_tree_tree): Removed.
1891 (debug_nothing_tree_tree_tree_bool): New function.
1892 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1893 (gen_variable_die): Put all common vars for the
1894 same COMMON block under one DW_TAG_common_block.
1895 (declare_in_namespace): Return new context_die, for Fortran
1896 return the module DIE instead of adding extra declarations into
1898 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1899 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1900 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1902 (dwarf2out_global_decl): Don't skip Fortran global vars.
1903 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1904 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1905 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1906 DW_TAG_imported_declaration as child of previous
1907 DW_TAG_imported_module.
1908 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1909 * sdbout.c (sdb_debug_hooks): Likewise.
1910 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1912 2008-08-29 Jan Hubicka <jh@suse.cz>
1914 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1916 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1917 * ipa-cp.c (n_cloning_candidates): New static variable.
1918 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1919 (ipcp_print_all_lattices): Improve debug output.
1920 (ipcp_cloning_candidate_p): New function.
1921 (ipcp_initialize_node_lattices): Use it.
1922 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1923 (ipcp_propagate_stage): Prettier debug output.
1924 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1925 (ipcp_print_all_structures): Remove.
1926 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1927 (ipcp_insert_stage): Prettier debug output; call
1928 cgraph_remove_unreachable_nodes before propagating.
1929 (pass_ipa_cp): Schedule function removal pass.
1930 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1932 (cgraph_maybe_hot_edge_p): Move to ...
1933 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1934 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1935 (common_handle_option): Set them; enable ipa-cp when profiling.
1936 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1937 (ipa_print_all_jump_functions): Likewise.
1938 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1939 (ipa_print_node_params, ipa_print_all_params): New.
1940 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1941 ipa_print_all_param_flags): Remove.
1942 (ipa_print_node_params, ipa_print_all_params): New.
1944 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1946 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1947 change from 2008-04-03.
1948 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1950 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1954 * ira-color.c (push_allocnos_to_stack): Truncate
1955 removed_splay_allocno_vec.
1957 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1960 * ira-color (ira_fast_allocation): Don't assign hard registers to
1963 2008-08-29 Jan Hubicka <jh@suse.cz>
1966 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1967 for cold internal loops.
1969 2008-08-29 Richard Guenther <rguenther@suse.de>
1971 * tree-ssa-structalias.c (create_variable_info_for): Do not
1972 create fields for heap vars or vars with a noalias state.
1973 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1976 2008-08-29 Richard Guenther <rguenther@suse.de>
1978 * common.opt (ftree-store-ccp): Mark as preserved for
1979 backward compatibility.
1980 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1981 * tree-pass.h (pass_store_ccp): Remove.
1982 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1983 (first_vdef): Remove declaration.
1984 (get_value_loaded_by): Likewise.
1985 * tree-ssa-ccp.c (do_store_ccp): Remove.
1986 (get_default_value): Simplify as do_store_ccp is always false
1987 now. Do not initialize mem_ref.
1988 (set_value_varying): Likewise.
1989 (canonicalize_float_value): Likewise.
1990 (set_lattice_value): Likewise.
1991 (likely_value): Likewise.
1992 (surely_varying_stmt_p): Likewise.
1993 (ccp_initialize): Likewise.
1994 (ccp_lattice_meet): Likewise.
1995 (ccp_visit_phi_node): Likewise.
1996 (ccp_fold): Likewise.
1997 (evaluate_stmt): Likewise.
1998 (visit_assignment): Likewise.
1999 (ccp_visit_stmt): Likewise.
2000 (execute_ssa_ccp): Fold into ...
2001 (do_ssa_ccp): ... this.
2002 (do_ssa_store_ccp): Remove.
2003 (gate_store_ccp): Likewise.
2004 (pass_store_ccp): Likewise.
2005 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2007 * tree-ssa-propagate.c (first_vdef): Remove.
2008 (get_value_loaded_by): Likewise.
2009 (replace_vuses_in): Likewise.
2010 (substitute_and_fold): Do not call replace_vuses_in.
2011 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2013 2008-08-29 Richard Guenther <rguenther@suse.de>
2016 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2017 PARAM_NOALIAS tags with is_heapvar.
2018 * tree-ssa-operands.c (access_can_touch_variable): Offset
2019 based tests do not apply for heapvars. Fix offset test.
2021 2008-08-29 Jan Hubicka <jh@suse.cz>
2023 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2024 (-fipa-cp-clone): Enabled by default at -O3.
2025 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2026 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2028 2008-08-29 Jan Hubicka <jh@suse.cz>
2030 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2032 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2034 * gimple.c (giple_copy_call_skip_args): New function.
2035 (giple_copy_call_skip_args): Declare.
2037 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2038 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2039 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2040 (ipcp_create_replace_map): Improve debug output.
2041 (ipcp_need_redirect_p): Return false when not clonning.
2042 (ipcp_update_callgraph): Skip args.
2043 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2045 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2046 (save_inline_function_body): Update call of tree_function_versioning.
2047 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2048 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2049 (tree_function_versioning): Likewise.
2050 * tree-inline.h (tree_function_versioning): Update prototype.
2052 2008-08-29 Jan Hubicka <jh@suse.cz>
2054 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2055 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2056 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2057 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2058 * value-prof.c (gimple_divmod_fixed_value_transform,
2059 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2060 gimple_stringops_transform): Use optimize_bb_for_size_p.
2061 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2062 * final.c (compute_alignments): Use optimize_function_for_size_p.
2063 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2064 (fold_builtin_strcpy, fold_builtin_fputs): Use
2065 optimize_function_for_size_p.
2066 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2067 * recog.c (relax_delay_slots): Likewise.
2068 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2069 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2070 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2071 optimize_function_for_size_p.
2072 (cgraph_decide_inlining_of_small_function): Use
2073 optimize_function_for_size_p.
2074 * global.c (find_reg): Use optimize_function_for_size_p.
2075 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2076 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2077 flag_prefetch_loop_arrays. Those can work it out from profile.
2078 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2079 optimize_loop_for_speed_p.
2080 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2082 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2083 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2084 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2085 * local-alloc.c (block_alloc): Pass BB pointer.
2086 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2087 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2088 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2089 (decide_peel_completely): Likewise.
2090 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2091 optimize_loop_for_size_p.
2092 (vect_enhance_data_refs_alignment): Likewise.
2093 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2094 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2095 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2096 (try_crossjump_bb): Use optimize_bb_for_size_p.
2097 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2098 optimize_loop_for_speed_p.
2099 * bb-reorder.c (find_traces_1_round): Likewise.
2100 (copy_bb): Use optimize_bb_for_speed_p.
2101 (duplicate_computed_gotos): Likewise.
2102 * basic-block.h (optimize_loop_nest_for_size_p,
2103 optimize_loop_nest_for_speed_p): New.
2104 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2106 2008-08-29 Tristan Gingold <gingold@adacore.com>
2108 * gcov.c (main): Call expandargv.
2110 2008-08-29 Jan Hubicka <jh@suse.cz>
2112 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2114 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2116 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2117 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2119 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2121 2008-08-29 Jan Hubicka <jh@suse.cz>
2123 * tree-pass.h (pass_strip_predict_hints): Declare.
2124 * predict.c (strip_builtin_expect): Rename to ...
2125 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2126 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2127 (tree_estimate_probability): Do not strip builtin_expect.
2128 (pass_strip_predict_hints): New pass.
2129 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2131 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2133 2008-08-29 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/37207
2136 * tree-vrp.c (extract_range_from_binary_expr): Also try
2137 to constant fold if only one of the operands is a constant.
2139 2008-08-29 Nick Clifton <nickc@redhat.com>
2141 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2142 the same way as SYMBOL_REFs.
2144 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2146 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2148 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2150 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2151 * config/mips/mips.md (branch_likely): Remove const. Fix
2153 (define_delay for type "branch"): Change to only apply for branch
2154 with likely variant.
2155 (define_delay for type "branch" and "branch_likely" no). New delay
2157 (equality_op): New code iterator.
2158 (bbv, bbinv): New code attributes.
2159 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2162 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2163 Andrew Pinski <pinskia@gcc.gnu.org>
2166 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2168 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2170 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2171 rule that a symbolic constant must be defined and >= 0 for the
2172 corresponding facility to be present at compile-time.
2173 * gthr-posix.c: Likewise.
2175 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2177 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2178 * config/mips/mips.md (D): New mode attribute.
2179 (mulsi3, muldi3): Merge it into ...
2180 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2182 (muldi3_mul3): New pattern.
2183 (mulsi3_mult3): Rename to mulsi3_mul3.
2185 2008-08-28 Jan Hubicka <jh@suse.cz>
2187 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2189 * predict.c (always_optimize_for_size_p): Rename to ...
2190 (optimize_function_for_size): ... this one; make extern.
2191 (optimize_function_for_speed_p): New.
2192 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2193 optimize_edge_for_size_p,optimize_edge_for_size_p,
2194 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2195 * basic-block.h (optimize_function_for_size_p,
2196 optimize_function_for_speed_p): Declare.
2197 * i386.md (optimize_size checks): Replace them by appropriate
2199 (standard_80387_constant_p, ix86_compute_frame_layout,
2200 ix86_expand_epilogue, ix86_decompose_address,
2201 print_operand, emit_i387_cw_initialization,
2202 inline_memory_move_cost, ix86_pad_returns,
2203 ix86_reorg): Replace optimize_size checks.
2205 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2207 * rtl.h (simplify_subreg_regno): Declare.
2208 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2209 * simplify-rtx.c (simplify_subreg): ...here.
2210 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2211 subreg_offset_representable_p.
2213 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2216 * c-typeck.c (convert_for_assignment): Give a note describing what
2217 was passed and what was expected.
2219 2008-08-28 Joey Ye <joey.ye@intel.com>
2221 * doc/extend.texi: Document AVX built-in functions.
2222 * doc/invoke.texi: Document -mavx.
2224 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2225 Joey Ye <joey.ye@intel.com>
2226 Xuepeng Guo <xuepeng.guo@intel.com>
2228 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2230 * config/i386/cpuid.h (bit_FMA): New.
2231 (bit_XSAVE): Likewise.
2232 (bit_OSXSAVE): Likewise.
2233 (bit_AVX): Likewise.
2235 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2236 define. Use ASM_OUTPUT_AVX_PREFIX.
2238 * config/i386/gmmintrin.h: New.
2240 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2241 (OPTION_MASK_ISA_AVX_SET): New.
2242 (OPTION_MASK_ISA_FMA_SET): Likewise.
2243 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2244 (OPTION_MASK_ISA_FMA_SET): Likewise.
2245 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2246 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2247 (pta_flags): Add PTA_AVX and PTA_FMA.
2248 (override_options): Handle PTA_AVX and PTA_FMA.
2249 (init_cumulative_args): Handle warn_avx.
2250 (classify_argument): Return 0 for COImode and OImode. Return
2251 1 and X86_64_AVX_CLASS for 256bit vector types.
2252 (examine_argument): Handle X86_64_AVX_CLASS.
2253 (construct_container): Likewise.
2254 (function_arg_advance_32): Pass OImode and 256bit vector types
2256 (function_arg_advance_64): Take a new argument to indicate if a
2257 parameter is named. Handle 256bit vector types. Return
2258 immediately for unnamed 256bit vector mode parameters.
2259 (function_arg_advance): Updated.
2260 (function_arg_32): Add comments for TImode. Handle OImode
2261 and 256bit vector types.
2262 (function_arg_64): Take a new argument to indicate if a
2263 parameter is named. Handle 256bit vector types. Return NULL
2264 for unnamed 256bit vector mode parameters.
2265 (function_arg): Updated.
2266 (setup_incoming_varargs_64): Support
2267 AVX encoding for *sse_prologue_save_insn.
2268 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2269 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2270 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2271 enabled, otherwise return -3.
2272 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2274 (print_reg): Support AVX registers. Handle 'x' and 't'.
2275 Handle 'd' to duplicate the operand.
2276 (print_operand): Likewise. Also support AVX vector compare
2278 (output_387_binary_op): Support AVX.
2279 (output_fp_compare): Likewise.
2280 (ix86_expand_vector_move_misalign): Likewise.
2281 (ix86_attr_length_vex_default): New.
2282 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2283 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2284 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2285 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2286 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2287 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2288 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2289 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2290 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2291 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2292 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2293 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2294 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2295 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2296 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2297 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2298 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2299 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2300 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2301 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2302 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2303 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2304 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2305 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2306 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2307 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2308 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2309 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2310 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2311 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2312 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2313 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2314 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2315 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2316 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2317 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2318 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2319 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2320 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2321 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2322 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2323 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2324 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2325 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2326 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2327 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2328 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2329 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2330 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2331 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2332 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2333 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2334 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2335 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2336 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2337 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2338 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2339 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2340 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2341 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2342 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2343 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2344 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2345 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2346 and IX86_BUILTIN_MOVMSKPS256,
2347 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2348 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2349 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2350 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2351 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2352 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2353 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2354 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2355 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2356 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2357 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2358 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2359 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2360 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2361 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2362 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2363 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2364 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2365 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2366 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2367 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2368 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2369 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2370 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2371 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2372 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2373 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2374 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2375 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2376 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2377 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2378 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2379 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2380 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2381 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2382 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2383 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2384 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2385 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2386 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2387 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2388 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2389 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2390 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2391 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2392 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2393 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2394 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2395 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2396 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2397 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2398 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2399 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2400 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2401 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2402 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2403 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2404 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2406 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2407 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2408 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2409 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2410 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2411 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2412 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2413 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2414 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2415 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2416 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2417 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2418 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2419 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2420 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2421 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2422 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2423 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2424 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2425 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2426 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2427 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2428 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2429 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2430 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2431 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2432 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2433 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2434 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2435 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2436 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2437 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2438 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2439 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2440 IX86_BUILTIN_MOVMSKPS256.
2441 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2442 (ix86_expand_args_builtin): Likewise.
2443 (ix86_expand_special_args_builtin): Likewise.
2444 (ix86_hard_regno_mode_ok): Handle AVX modes.
2445 (ix86_expand_vector_init_duplicate): Likewise.
2446 (ix86_expand_vector_init_one_nonzero): Likewise.
2447 (ix86_expand_vector_init_one_var): Likewise.
2448 (ix86_expand_vector_init_concat): Likewise.
2449 (ix86_expand_vector_init_general): Likewise.
2450 (ix86_expand_vector_set): Likewise.
2451 (ix86_vector_mode_supported_p): Likewise.
2452 (x86_extended_reg_mentioned_p): Check INSN_P before using
2455 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2456 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2458 * config/i386/i386.h (TARGET_AVX): New.
2459 (TARGET_FMA): Likewise.
2460 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2461 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2462 (VALID_AVX256_REG_MODE): New.
2463 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2464 (AVX_FLOAT_MODE_P): Likewise.
2465 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2466 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2467 (AVX_VEC_FLOAT_MODE_P): Likewise.
2468 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2469 (ASM_OUTPUT_OPCODE): Likewise.
2470 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2472 (SSE_REG_MODE_P): Allow 256bit vector modes.
2473 (ix86_args): Add a warn_avx field.
2475 * config/i386/i386.md (UNSPEC_PCMP): New.
2476 (UNSPEC_VPERMIL): Likewise.
2477 (UNSPEC_VPERMIL2): Likewise.
2478 (UNSPEC_VPERMIL2F128): Likewise.
2479 (UNSPEC_MASKLOAD): Likewise.
2480 (UNSPEC_MASKSTORE): Likewise.
2481 (UNSPEC_CAST): Likewise.
2482 (UNSPEC_VTESTP): Likewise.
2483 (UNSPECV_VZEROALL): Likewise.
2484 (UNSPECV_VZEROUPPER): Likewise.
2485 (XMM0_REG): Likewise.
2486 (XMM1_REG): Likewise.
2487 (XMM2_REG): Likewise.
2488 (XMM3_REG): Likewise.
2489 (XMM4_REG): Likewise.
2490 (XMM5_REG): Likewise.
2491 (XMM6_REG): Likewise.
2492 (XMM8_REG): Likewise.
2493 (XMM9_REG): Likewise.
2494 (XMM10_REG): Likewise.
2495 (XMM11_REG): Likewise.
2496 (XMM12_REG): Likewise.
2497 (XMM13_REG): Likewise.
2498 (XMM14_REG): Likewise.
2499 (XMM15_REG): Likewise.
2501 (prefix_vex_imm8): Likewise.
2502 (prefix_vex_w): Likewise.
2503 (length_vex): Likewise.
2506 (*avx_ashlti3): Likewise.
2507 (*avx_lshrti3): Likewise.
2508 (*avx_setcc<mode>): Likewise.
2509 (*fop_<mode>_comm_mixed_avx): Likewise.
2510 (*fop_<mode>_comm_avx): Likewise.
2511 (*fop_<mode>_1_mixed_avx): Likewise.
2512 (*fop_<mode>_1_avx): Likewise.
2513 (*avx_<code><mode>3): Likewise.
2514 (*avx_ieee_smin<mode>3): Likewise.
2515 (*avx_ieee_smax<mode>3): Likewise.
2516 (mode): Add OI, V8SF and V4DF.
2517 (length): Support VEX prefix.
2518 (*cmpfp_i_mixed): Set prefix attribute.
2519 (*cmpfp_i_sse): Likewise.
2520 (*cmpfp_iu_mixed): Likewise.
2521 (*cmpfp_iu_sse): Likewise.
2522 (*movsi_1): Support AVX.
2523 (*movdi_2): Likewise.
2524 (*movdi_1_rex64): Likewise.
2525 (*movti_internal): Likewise.
2526 (*movti_rex64): Likewise.
2527 (*movsf_1): Likewise.
2528 (*movdf_nointeger): Likewise.
2529 (*movdf_integer_rex64): Likewise.
2530 (*movtf_internal): Likewise.
2531 (zero_extendsidi2_32): Likewise.
2532 (zero_extendsidi2_rex64): Likewise.
2533 (*extendsfdf2_mixed): Likewise.
2534 (*extendsfdf2_sse): Likewise.
2535 (*truncdfsf_fast_mixed): Likewise.
2536 (*truncdfsf_fast_sse): Likewise.
2537 (*truncdfsf_mixed): Likewise.
2538 (fix_trunc<mode>di_sse): Likewise.
2539 (fix_trunc<mode>si_sse): Likewise.
2540 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2541 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2542 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2543 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2544 (*rcpsf2_sse): Likewise.
2545 (*rsqrtsf2_sse): Likewise.
2546 (*sqrt<mode>2_sse): Likewise.
2547 (sse4_1_round<mode>2): Likewise.
2548 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2549 Support AVX. Set length attribute properly for AVX.
2551 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2552 (VECTOR_MODES (FLOAT, 32)): Likewise.
2553 (VECTOR_MODE (INT, DI, 8)): Likewise.
2554 (VECTOR_MODE (INT, HI, 32)): Likewise.
2555 (VECTOR_MODE (INT, QI, 64)): Likewise.
2556 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2557 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2558 (VECTOR_MODE (INT, DI, 4)): Removed.
2559 (VECTOR_MODE (INT, SI, 8)): Likewise.
2560 (VECTOR_MODE (INT, HI, 16)): Likewise.
2561 (VECTOR_MODE (INT, QI, 32)): Likewise.
2562 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2563 (INT_MODE (OI, 32)): Likewise.
2565 * config/i386/i386.opt (mavx): New.
2568 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2570 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2571 (*mov<mode>_internal_avx): New.
2572 (*movv2sf_internal_rex64_avx): Likewise.
2573 (*movv2sf_internal_avx): Likewise.
2575 * config/i386/predicates.md (const_4_to_5_operand): New.
2576 (const_6_to_7_operand): Likewise.
2577 (const_8_to_11_operand): Likewise.
2578 (const_12_to_15_operand): Likewise.
2579 (avx_comparison_float_operator): Likewise.
2581 * config/i386/sse.md (AVX256MODEI): New.
2582 (AVX256MODE): Likewise.
2583 (AVXMODEQI): Likewise.
2584 (AVXMODE): Likewise.
2585 (AVX256MODEF2P): Likewise.
2586 (AVX256MODE2P): Likewise.
2587 (AVX256MODE4P): Likewise.
2588 (AVX256MODE8P): Likewise.
2589 (AVXMODEF2P): Likewise.
2590 (AVXMODEF4P): Likewise.
2591 (AVXMODEDCVTDQ2PS): Likewise.
2592 (AVXMODEDCVTPS2DQ): Likewise.
2593 (avxvecmode): Likewise.
2594 (avxvecpsmode): Likewise.
2595 (avxhalfvecmode): Likewise.
2596 (avxscalarmode): Likewise.
2597 (avxcvtvecmode): Likewise.
2598 (avxpermvecmode): Likewise.
2599 (avxmodesuffixf2c): Likewise.
2600 (avxmodesuffixp): Likewise.
2601 (avxmodesuffixs): Likewise.
2602 (avxmodesuffix): Likewise.
2603 (vpermilbits): Likewise.
2604 (pinsrbits): Likewise.
2605 (mov<mode>): Likewise.
2606 (*mov<mode>_internal): Likewise.
2607 (push<mode>1): Likewise.
2608 (movmisalign<mode>): Likewise.
2609 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2610 (avx_movdqu<avxmodesuffix>): Likewise.
2611 (avx_lddqu<avxmodesuffix>): Likewise.
2612 (<plusminus_insn><mode>3): Likewise.
2613 (*avx_<plusminus_insn><mode>3): Likewise.
2614 (*avx_vm<plusminus_insn><mode>3): Likewise.
2615 (mul<mode>3): Likewise.
2616 (*avx_mul<mode>3): Likewise.
2617 (*avx_vmmul<mode>3): Likewise.
2618 (divv8sf3): Likewise.
2619 (divv4df3): Likewise.
2620 (avx_div<mode>3): Likewise.
2621 (*avx_div<mode>3): Likewise.
2622 (*avx_vmdiv<mode>3): Likewise.
2623 (avx_rcpv8sf2): Likewise.
2624 (*avx_vmrcpv4sf2): Likewise.
2625 (sqrtv8sf2): Likewise.
2626 (avx_sqrtv8sf2): Likewise.
2627 (*avx_vmsqrt<mode>2): Likewise.
2628 (rsqrtv8sf2): Likewise.
2629 (avx_rsqrtv8sf2): Likewise.
2630 (*avx_vmrsqrtv4sf2): Likewise.
2631 (<code><mode>3): Likewise.
2632 (*avx_<code><mode>3_finite): Likewise.
2633 (*avx_<code><mode>3): Likewise.
2634 (*avx_vm<code><mode>3): Likewise.
2635 (*avx_ieee_smin<mode>3): Likewise.
2636 (*avx_ieee_smax<mode>3): Likewise.
2637 (avx_addsubv8sf3): Likewise.
2638 (avx_addsubv4df3): Likewise.
2639 (*avx_addsubv4sf3): Likewise.
2640 (*avx_addsubv2df3): Likewise.
2641 (avx_h<plusminus_insn>v4df3): Likewise.
2642 (avx_h<plusminus_insn>v8sf3): Likewise.
2643 (*avx_h<plusminus_insn>v4sf3): Likewise.
2644 (*avx_h<plusminus_insn>v2df3): Likewise.
2645 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2646 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2647 (*avx_maskcmp<mode>3): Likewise.
2648 (avx_nand<mode>3): Likewise.
2649 (*avx_<code><mode>3): Likewise.
2650 (*avx_nand<mode>3): Likewise.
2651 (*avx_<code><mode>3): Likewise.
2652 (*avx_cvtsi2ss): Likewise.
2653 (*avx_cvtsi2ssq): Likewise.
2654 (*avx_cvtsi2sd): Likewise.
2655 (*avx_cvtsi2sdq): Likewise.
2656 (*avx_cvtsd2ss): Likewise.
2657 (avx_cvtss2sd): Likewise.
2658 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2659 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2660 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2661 (*avx_cvtsi2sd): Likewise.
2662 (*avx_cvtsi2sdq): Likewise.
2663 (avx_cvtdq2pd256): Likewise.
2664 (avx_cvtpd2dq256): Likewise.
2665 (avx_cvttpd2dq256): Likewise.
2666 (*avx_cvtsd2ss): Likewise.
2667 (*avx_cvtss2sd): Likewise.
2668 (avx_cvtpd2ps256): Likewise.
2669 (avx_cvtps2pd256): Likewise.
2670 (*avx_movhlps): Likewise.
2671 (*avx_movlhps): Likewise.
2672 (avx_unpckhps256): Likewise.
2673 (*avx_unpckhps): Likewise.
2674 (avx_unpcklps256): Likewise.
2675 (*avx_unpcklps): Likewise.
2676 (avx_movshdup256): Likewise.
2677 (avx_movsldup256): Likewise.
2678 (avx_shufps256): Likewise.
2679 (avx_shufps256_1): Likewise.
2680 (*avx_shufps_<mode>): Likewise.
2681 (*avx_loadhps): Likewise.
2682 (*avx_storelps): Likewise.
2683 (*avx_loadlps): Likewise.
2684 (*avx_movss): Likewise.
2685 (*vec_dupv4sf_avx): Likewise.
2686 (*vec_concatv2sf_avx): Likewise.
2687 (*vec_concatv4sf_avx): Likewise.
2688 (*vec_setv4sf_0_avx): Likewise.
2689 (*vec_setv4sf_avx): Likewise.
2690 (*avx_insertps): Likewise.
2691 (avx_vextractf128<mode>): Likewise.
2692 (vec_extract_lo_<mode>): Likewise.
2693 (vec_extract_hi_<mode>): Likewise.
2694 (vec_extract_lo_<mode>): Likewise.
2695 (vec_extract_hi_<mode>): Likewise.
2696 (vec_extract_lo_v16hi): Likewise.
2697 (vec_extract_hi_v16hi): Likewise.
2698 (vec_extract_lo_v32qi): Likewise.
2699 (vec_extract_hi_v32qi): Likewise.
2700 (avx_unpckhpd256): Likewise.
2701 (*avx_unpckhpd): Likewise.
2702 (avx_movddup256): Likewise.
2703 (*avx_movddup): Likewise.
2704 (avx_unpcklpd256): Likewise.
2705 (*avx_unpcklpd): Likewise.
2706 (avx_shufpd256): Likewise.
2707 (avx_shufpd256_1): Likewise.
2708 (*avx_punpckhqdq): Likewise.
2709 (*avx_punpcklqdq): Likewise.
2710 (*avx_shufpd_<mode>): Likewise.
2711 (*avx_storehpd): Likewise.
2712 (*avx_loadhpd): Likewise.
2713 (*avx_loadlpd): Likewise.
2714 (*avx_movsd): Likewise.
2715 (*vec_concatv2df_avx): Likewise.
2716 (*avx_<plusminus_insn><mode>3): Likewise.
2717 (*avx_<plusminus_insn><mode>3): Likewise.
2718 (*avx_mulv8hi3): Likewise.
2719 (*avxv8hi3_highpart): Likewise.
2720 (*avx_umulv8hi3_highpart): Likewise.
2721 (*avx_umulv2siv2di3): Likewise.
2722 (*avx_mulv2siv2di3): Likewise.
2723 (*avx_pmaddwd): Likewise.
2724 (*avx_mulv4si3): Likewise.
2725 (*avx_ashr<mode>3): Likewise.
2726 (*avx_lshr<mode>3): Likewise.
2727 (*avx_ashl<mode>3): Likewise.
2728 (*avx_<code><mode>3): Likewise.
2729 (*avx_eq<mode>3): Likewise.
2730 (*avx_gt<mode>3): Likewise.
2731 (*avx_nand<mode>3): Likewise.
2732 (*avx_nand<mode>3): Likewise.
2733 (*avx_<code><mode>3): Likewise.
2734 (*avx_<code><mode>3): Likewise.
2735 (*avx_packsswb): Likewise.
2736 (*avx_packssdw): Likewise.
2737 (*avx_packuswb): Likewise.
2738 (*avx_punpckhbw): Likewise.
2739 (*avx_punpcklbw): Likewise.
2740 (*avx_punpckhwd): Likewise.
2741 (*avx_punpcklwd): Likewise.
2742 (*avx_punpckhdq): Likewise.
2743 (*avx_punpckldq): Likewise.
2744 (*avx_pinsr<avxmodesuffixs>): Likewise.
2745 (*avx_pinsrq): Likewise.
2746 (*avx_loadld): Likewise.
2747 (*vec_extractv2di_1_rex64_avx): Likewise.
2748 (*vec_extractv2di_1_avx): Likewise.
2749 (*vec_dupv2di_avx): Likewise.
2750 (*vec_concatv2si_avx): Likewise.
2751 (*vec_concatv4si_1_avx): Likewise.
2752 (*vec_concatv2di_avx): Likewise.
2753 (*vec_concatv2di_rex64_avx): Likewise.
2754 (*avx_uavgv16qi3): Likewise.
2755 (*avx_uavgv8hi3): Likewise.
2756 (*avx_psadbw): Likewise.
2757 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2758 (*avx_phaddwv8hi3): Likewise.
2759 (*avx_phadddv4si3): Likewise.
2760 (*avx_phaddswv8hi3): Likewise.
2761 (*avx_phsubwv8hi3): Likewise.
2762 (*avx_phsubdv4si3): Likewise.
2763 (*avx_phsubswv8hi3): Likewise.
2764 (*avx_pmaddubsw128): Likewise.
2765 (*avx_pmulhrswv8hi3): Likewise.
2766 (*avx_pshufbv16qi3): Likewise.
2767 (*avx_psign<mode>3): Likewise.
2768 (*avx_palignrti): Likewise.
2769 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2770 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2771 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2772 (*avx_mpsadbw): Likewise.
2773 (*avx_packusdw): Likewise.
2774 (*avx_pblendvb): Likewise.
2775 (*avx_pblendw): Likewise.
2776 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2777 (avx_ptest256): Likewise.
2778 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2779 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2780 (*avx_aesenc): Likewise.
2781 (*avx_aesenclast): Likewise.
2782 (*avx_aesdec): Likewise.
2783 (*avx_aesdeclast): Likewise.
2784 (avx_vzeroupper): Likewise.
2785 (avx_vzeroupper_rex64): Likewise.
2786 (avx_vpermil<mode>): Likewise.
2787 (avx_vpermilvar<mode>3): Likewise.
2788 (avx_vpermil2<mode>3): Likewise.
2789 (avx_vperm2f128<mode>3): Likewise.
2790 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2791 (avx_vbroadcastss256): Likewise.
2792 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2793 (avx_vinsertf128<mode>): Likewise.
2794 (vec_set_lo_<mode>): Likewise.
2795 (vec_set_hi_<mode>): Likewise.
2796 (vec_set_lo_<mode>): Likewise.
2797 (vec_set_hi_<mode>): Likewise.
2798 (vec_set_lo_v16hi): Likewise.
2799 (vec_set_hi_v16hi): Likewise.
2800 (vec_set_lo_v32qi): Likewise.
2801 (vec_set_hi_v32qi): Likewise.
2802 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2803 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2804 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2805 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2806 (vec_init<mode>): Likewise.
2807 (*vec_concat<mode>_avx): Likewise.
2808 (blendbits): Support V8SF and V4DF.
2809 (sse2_movq128): Support AVX.
2810 (<sse>_movnt<mode>): Likewise.
2811 (sse2_movntv2di): Likewise.
2812 (sse_rcpv4sf2): Likewise.
2813 (sse_sqrtv4sf2): Likewise.
2814 (sse_rsqrtv4sf2): Likewise.
2815 (<sse>_comi): Likewise.
2816 (<sse>_ucomi): Likewise.
2817 (sse_cvtss2si): Likewise.
2818 (sse_cvtss2si_2): Likewise.
2819 (sse_cvtss2siq): Likewise.
2820 (sse_cvtss2siq_2): Likewise.
2821 (sse_cvttss2si): Likewise.
2822 (sse_cvttss2siq): Likewise.
2823 (sse2_cvtsd2si): Likewise.
2824 (sse2_cvtsd2si_2): Likewise.
2825 (sse2_cvtsd2siq): Likewise.
2826 (sse2_cvtsd2siq_2): Likewise.
2827 (sse2_cvttsd2si): Likewise.
2828 (sse2_cvttsd2siq): Likewise.
2829 (sse2_cvtdq2pd): Likewise.
2830 (*sse2_cvtpd2dq): Likewise.
2831 (*sse2_cvttpd2dq): Likewise.
2832 (*sse2_cvtpd2ps): Likewise.
2833 (sse2_cvtps2pd): Likewise.
2834 (sse3_movshdup): Likewise.
2835 (sse3_movsldup): Likewise.
2836 (sse_storehps): Likewise.
2837 (*sse4_1_extractps): Likewise.
2838 (sse2_storelpd): Likewise.
2839 (vec_dupv2df_sse3): Likewise.
2840 (*vec_concatv2df_sse3): Likewise.
2841 (*sse4_1_pextrb): Likewise.
2842 (*sse4_1_pextrb_memory): Likewise.
2843 (*sse2_pextrw): Likewise.
2844 (*sse4_1_pextrw_memory): Likewise.
2845 (*sse4_1_pextrd): Likewise.
2846 (*sse4_1_pextrq): Likewise.
2847 (sse2_pshufd_1): Likewise.
2848 (sse2_pshuflw_1): Likewise.
2849 (sse2_pshufhw_1): Likewise.
2850 (*sse2_storeq_rex64): Likewise.
2851 (*vec_dupv4si): Likewise.
2852 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2853 (sse2_pmovmskb): Likewise.
2854 (*sse2_maskmovdqu): Likewise.
2855 (*sse2_maskmovdqu_rex64): Likewise.
2856 (sse_ldmxcsr): Likewise.
2857 (sse_stmxcsr): Likewise.
2858 (abs<mode>2): Likewise.
2859 (sse4_1_movntdqa): Likewise.
2860 (sse4_1_phminposuw): Likewise.
2861 (sse4_1_extendv8qiv8hi2): Likewise.
2862 (*sse4_1_extendv8qiv8hi2): Likewise.
2863 (sse4_1_extendv4qiv4si2): Likewise.
2864 (*sse4_1_extendv4qiv4si2): Likewise.
2865 (sse4_1_extendv2qiv2di2): Likewise.
2866 (*sse4_1_extendv2qiv2di2): Likewise.
2867 (sse4_1_extendv4hiv4si2): Likewise.
2868 (*sse4_1_extendv4hiv4si2): Likewise.
2869 (sse4_1_extendv2hiv2di2): Likewise.
2870 (*sse4_1_extendv2hiv2di2): Likewise.
2871 (sse4_1_extendv2siv2di2): Likewise.
2872 (*sse4_1_extendv2siv2di2): Likewise.
2873 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2874 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2875 (sse4_1_zero_extendv4qiv4si2): Likewise.
2876 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2877 (sse4_1_zero_extendv2qiv2di2): Likewise.
2878 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2879 (sse4_1_zero_extendv4hiv4si2): Likewise.
2880 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2881 (sse4_1_zero_extendv2hiv2di2): Likewise.
2882 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2883 (sse4_1_zero_extendv2siv2di2): Likewise.
2884 (*sse4_1_zero_extendv2siv2di2): Likewise.
2885 (sse4_1_ptest): Likewise.
2886 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2887 (sse4_2_pcmpestri): Likewise.
2888 (sse4_2_pcmpestrm): Likewise.
2889 (sse4_2_pcmpistri): Likewise.
2890 (sse4_2_pcmpistrm): Likewise.
2892 (aeskeygenassist): Likewise.
2894 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2896 * config/i386/predicates.md (vzeroall_operation): New.
2898 * config/i386/sse.md (avx_vzeroall): New.
2899 (*avx_vzeroall): Likewise.
2901 2008-08-28 Paul Brook <paul@codesourcery.com>
2902 Mark Shinwell <shinwell@codesourcery.com>
2903 Richard Earnshaw <richard.earnshaw@arm.com>
2905 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2906 (TARGET_MIN_ANCHOR_OFFSET): New.
2907 (arm_override_options): Set correct anchor ranges for Thumb-1
2908 and Thumb-2 if required.
2909 (legitimize_pic_address): Handle case involving a TLS symbol
2910 reference with an addend.
2911 (arm_optimization_options): Enable section anchors at -O1 and
2913 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2914 * config/arm/arm-protos.h (arm_optimization_options): New.
2916 2008-08-28 Nick Clifton <nickc@redhat.com>
2918 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2919 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2922 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2923 * config/v850/v850.md (return): Remove frame size restriction.
2925 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2927 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2929 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2931 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2933 2008-08-28 Paul Brook <paul@codesourcery.com>
2935 * config/arm/vfp11.md: Update license notice.
2936 * config/arm/cortex-r4.md: Ditto.
2938 2008-08-28 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/37207
2941 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2944 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2947 * tree.c (int_fits_type_p): Don't forget unsigned integers
2948 of type sizetype which higher end word equals -1.
2950 2008-08-28 Ira Rosen <irar@il.ibm.com>
2952 * target.h (struct vectorize): Add new target builtin.
2953 * tree-vectorizer.c (destroy_loop_vec_info): Call
2954 vect_free_slp_instance instead of vect_free_slp_node.
2955 * tree-vectorizer.h (enum slp_load_perm_type): New.
2956 (struct _slp_instance): Add new fields.
2957 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2958 (SLP_INSTANCE_LOADS): New.
2959 (vect_free_slp_tree): Remove.
2960 (vect_free_slp_instance): Declare.
2961 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2962 (vectorizable_load): Add argument.
2963 (vect_transform_slp_perm_load): New.
2964 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2966 (vect_get_place_in_interleaving_chain): New function.
2967 (vect_free_slp_tree): Make static.
2968 (vect_free_slp_instance): New function.
2969 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2970 collect the load location in the interleaving chain.
2971 (vect_supported_slp_permutation_p): New function.
2972 (vect_supported_load_permutation_p): Likewise.
2973 (vect_analyze_slp_instance): In case of loads permutation, call
2974 vect_supported_load_permutation_p to check that the permutation is
2976 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2977 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2978 (vect_create_mask_and_perm): New function.
2979 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2980 (vectorizable_load): Add an argument. Don't keep the created vectors
2981 statements in the node if permutation is required. Call
2982 vect_transform_slp_perm_load to generate the permutation.
2983 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2984 additional argument.
2985 (vect_schedule_slp_instance): In case of loads permutation, allocate
2986 vectorized statements structure for all the related SLP nodes. Call
2987 vect_transform_stmt with addditional argument.
2988 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2989 * config/spu/spu.c (spu_builtin_vec_perm): New.
2990 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2991 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2992 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2993 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2995 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2997 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2998 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2999 __gthread_cond_signal, __gthread_cond_timedwait,
3000 __gthread_cond_timedwait_recursive): New functions.
3001 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3003 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3006 2008-08-28 Richard Guenther <rguenther@suse.de>
3009 * fold-const.c (maybe_canonicalize_comparison_1): Require
3010 undefined overflow only for canonicalizing A +- CST cmp CST.
3011 Make sure to not generate new constants that are not inside
3012 their TYPE_MIN/MAX_VALUE range.
3013 (maybe_canonicalize_comparison): Remove undefined overflow
3015 (fold_binary): Remove now duplicate folding.
3017 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3019 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3020 use not updated in the last change.
3022 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3024 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3025 (IRA_COVER_CLASSES): Add FPUL_REGS.
3027 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3030 * c-common.c (conversion_warning): Check for null operands.
3032 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3035 * c-decl.c (check_for_loop_decls): Improve error message. Give
3038 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3041 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3042 (convert_for_assignment): Pass corrent OPT_W* parameter to
3043 WARN_FOR_ASSIGNMENT.
3045 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3048 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3050 2008-08-27 Paul Brook <paul@codesourcery.com>
3052 * config.gcc: Loosen checks for arm uclinux eabi targets.
3054 2008-08-27 Paul Brook <paul@codesourcery.com>
3056 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3058 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3060 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3062 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3063 the enumerators of an ENUMERAL_TYPE.
3064 * dbxout.c (dbxout_type): Ditto.
3066 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3069 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3070 (fwprop_addr): Check that the loop_father is not the outer loop.
3072 2008-08-26 Paul Brook <paul@codesourcery.com>
3074 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3075 Remove documentation entry for fmul type.
3076 Use fmuls to annotate single-precision multiplication patterns,
3077 fmuld to annotate double-precision multiplication patterns,
3078 fmacs to annotate single-precision multiply-accumulate patterns
3079 and fmacd to annotate double-precision multiply-accumulate patterns.
3080 * config/arm/vfp11.md: Update reservations accordingly.
3081 * config/arm/arm.md: Note that certain values of the "type"
3082 attribute are documented in vfp.md.
3083 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3084 (v10_cvt): Use new fmul types.
3086 2008-08-26 Paul Brook <paul@codesourcery.com>
3088 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3089 * config/arm/vfp11.md: ...here. New.
3090 * config/arm/arm.md: Include vfp11.md.
3092 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3094 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3095 parameter to inform call.
3097 2008-08-26 Jeff Law <law@redhat.com>
3099 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3100 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3101 preferred class when copying a constant into a partial word register.
3103 2008-08-26 Ben Elliston <bje@au.ibm.com>
3105 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3106 * cp/typeck.c: Likewise.
3107 * cp/tree.c: Likewise.
3108 * gimple-low.c: Likewise.
3111 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3113 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3114 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3116 * doc/passes.texi: Describe IRA.
3118 * doc/tm.texi (IRA_COVER_CLASSES,
3119 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3121 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3122 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3123 -fira-propagate-cost, -fno-ira-share-save-slots,
3124 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3126 * flags.h (ira_algorithm): New enumeration.
3127 (flag_ira_algorithm, flag_ira_verbose): New external variable
3130 * postreload.c (gate_handle_postreload): Don't do post reload
3131 optimizations unless the reload is completed.
3133 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3136 * tree-pass.h (pass_ira): New external variable declaration.
3138 * reload.h: Add 2008 to the Copyright.
3140 * cfgloopanal.c: Include params.h.
3141 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3144 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3146 * toplev.c (ira.h): New include.
3147 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3148 (backend_init_target): Call ira_init.
3149 (backend_init): Call ira_init_once.
3150 (finalize): Call finish_ira_once.
3152 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3153 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3156 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3157 may_move_out_cost): New external variable declarations.
3158 (move_table): New typedef.
3160 * caller-save.c: Include headers output.h and ira.h.
3161 (no_caller_save_reg_set): New global variable.
3162 (save_slots_num, save_slots): New variables.
3163 (reg_save_code, reg_restore_code, add_stored_regs): Add
3165 (init_caller_save): Set up no_caller_save_reg_set.
3166 (init_save_areas): Reset save_slots_num.
3167 (saved_hard_reg): New structure.
3168 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3169 (initiate_saved_hard_regs, new_saved_hard_reg,
3170 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3172 (setup_save_areas): Add code for sharing stack slots.
3173 (all_blocks): New variable.
3174 (save_call_clobbered_regs): Process pseudo-register too.
3175 (mark_set_regs): Process pseudo-register too.
3176 (insert_one_insn): Put the insn after bb note in a empty basic
3177 block. Add insn check.
3179 * global.c (eliminable_regset): Make it external.
3180 (mark_elimination): Use DF_LR_IN for IRA.
3181 (pseudo_for_reload_consideration_p): New.
3182 (build_insn_chain): Make it external. Don't ignore spilled
3183 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3184 (gate_handle_global_alloc): New function.
3185 (pass_global_alloc): Add the gate function.
3187 * opts.c (decode_options): Set up flag_ira. Print the warning for
3189 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3191 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3193 * regmove.c (regmove_optimize): Don't do replacement of output for
3196 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3197 New external variable declarations.
3199 * local-alloc.c (update_equiv_regs): Make it external. Return
3200 true if jump label rebuilding should be done. Rescan new_insn for
3202 (gate_handle_local_alloc): New function.
3203 (pass_local_alloc): Add the gate function.
3205 * alias.c (value_addr_p, stack_addr_p): New functions.
3206 (nonoverlapping_memrefs_p): Use them for IRA.
3208 * common.opt (fira, fira-algorithm, fira-coalesce,
3209 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3210 fira-verbose): New options.
3212 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3213 move_cost, may_move_in_cost, may_move_out_cost): Make the
3215 (move_table): Remove typedef.
3216 (init_move_cost): Make it external.
3217 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3220 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3221 setup_reg_classes): New function prototypes.
3222 (eliminable_regset): New external variable declaration.
3223 (build_insn_chain, update_equiv_regs): New function prototypes.
3225 * Makefile.in (IRA_INT_H): New definition.
3226 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3227 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3228 (reload1.o, toplev.o): Add dependence on ira.h.
3229 (cfgloopanal.o): Add PARAMS_H.
3230 (caller-save.o): Add dependence on output.h and ira.h.
3231 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3232 ira-emit.o, ira-lives.o): New entries.
3234 * passes.c (pass_ira): New pass.
3236 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3238 * reload1.c (ira.h): Include the header.
3239 (changed_allocation_pseudos): New bitmap.
3240 (init_reload): Initiate the bitmap.
3241 (compute_use_by_pseudos): Permits spilled registers in FROM.
3242 (temp_pseudo_reg_arr): New variable.
3243 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3244 IRA. Call alter_reg with the additional parameter. Don't clear
3245 spilled_pseudos for IRA. Restore original insn chain for IRA.
3246 Clear changed_allocation_pseudos at the end of reload.
3247 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3248 (hard_regno_to_pseudo_regno): New variable.
3249 (count_pseudo): Check spilled pseudos. Set up
3250 hard_regno_to_pseudo_regno.
3251 (count_spilled_pseudo): Check spilled pseudos. Update
3252 hard_regno_to_pseudo_regno.
3253 (find_reg): Use better_spill_reload_regno_p. Check
3254 hard_regno_to_pseudo_regno.
3255 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3257 (eliminate_regs_1): Use additional parameter for alter_reg.
3258 (finish_spills): Set up pseudo_previous_regs only for spilled
3259 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3260 more arguments. Don't clear live_throughout and dead_or_set for
3261 spilled pseudos. Use additional parameter for alter_reg. Call
3262 mark_allocation_change. Set up changed_allocation_pseudos.
3263 Remove sanity check.
3264 (emit_input_reload_insns, delete_output_reload): Use additional
3265 parameter for alter_reg. Call mark_allocation_change.
3266 (substitute, gen_reload_chain_without_interm_reg_p): New
3268 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3270 * testsuite/gcc.dg/20080410-1.c: New file.
3272 * config/s390/s390.h (IRA_COVER_CLASSES,
3273 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3275 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3277 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3279 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3281 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3283 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3285 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3287 2008-08-24 Jeff Law <law@redhat.com>
3288 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3289 when ignoring unavailable registers.
3291 2008-08-24 Jeff Law <law@redhat.com>
3292 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3293 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3294 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3295 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3297 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3298 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3300 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3301 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3302 * reload1.c (find_reg): Process registers in register allocation order.
3304 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3305 * toplev.c (backend_init_target): Move ira_init call from
3307 (lang_dependent_init_target): ...to here.
3309 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3310 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3311 calculate memory move costs for NO_REGS.
3313 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3314 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3315 STACK_REGS is defined.
3317 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3318 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3320 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3321 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3323 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3324 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3325 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3328 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3329 Dorit Nuzman <dorit@il.ibm.com>
3331 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3332 vec_extract_evenv4sf, vec_extract_evenv8hi,
3333 vec_extract_evenv16qi, vec_extract_oddv4si,
3334 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3335 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3336 vec_interleave_highv4si, vec_interleave_lowv4si,
3337 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3338 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3339 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3341 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3344 * config/rs6000/rs6000.c (optimization_options): Don't default to
3345 section anchors without toplevel reorder.
3347 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3349 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3350 (mfc_end_critical_section): Likewise.
3352 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3354 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3355 all type qualifiers from element type to vector type.
3357 2008-08-25 David Daney <ddaney@avtrex.com>
3359 * config/mips/mips.md (immediate_insn): Move up in file, fix
3360 comment typo, reformat.
3361 (fetchop_bit, atomic_hiqi_op memory_barrier,
3362 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3363 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3364 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3365 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3366 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3367 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3368 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3369 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3370 sync_old_nand<mode>, sync_new_nand<mode>,
3371 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3372 test_and_set_12): Moved to sync.md.
3374 * config/mips/sync.md: New file.
3376 2008-08-25 Richard Henderson <rth@redhat.com>
3378 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3379 (regsave): Likewise.
3380 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3381 (output_cfi_directive): Likewise.
3382 (div_data_align): New.
3383 (output_cfi): Use it.
3385 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3387 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3388 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3389 (TARGET_OCTEON): New macro.
3390 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3391 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3392 (ISA_HAS_POP): New macro.
3393 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3395 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3397 * config/mips/mips.md (cpu): Add octeon.
3398 (type): Add pop attribute value.
3399 (popcount<mode>2): New pattern.
3400 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3402 2008-08-24 Jan Hubicka <jh@suse.cz>
3404 * doc/invoke.texi (-fipa-cp-clone): New option.
3405 (-fipa-cp): Update docs.
3406 (--param ipcp-unit-growth):New.
3407 * ipa-cp.c: Include fibheap.h, params.h
3408 (ipcp_initialize_node_lattices): When not cloning, all externally
3409 visible functions are bottom.
3410 (ipcp_need_redirect_p): Accept clones.
3411 (ipcp_insert_stage): Use cost driven heuristics.
3412 (max_count, dead_nodes): New static vars.
3413 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3414 ipcp_const_param_count): New functions.
3415 * common.opt (ipa-cp-clone): New command line option.
3416 * params.def (ipcp-unit-growth): New.
3418 2008-08-24 Jan Hubicka <jh@suse.cz>
3420 * tree-inline.c (tree_function_versioning): Look harder
3421 for referenced vars.
3423 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3425 PR tree-optimization/37185
3426 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3428 2008-08-23 Jan Hubicka <jh@suse.cz>
3430 * ipa-cp.c (ipcp_analyze_node): New function.
3431 (ipcp_update_cloned_node): Use it.
3432 (ipcp_init_stage): Likewise.
3433 * ipa-inline.c (function_insertion_hook_holder): New static var.
3434 (analyze_function): Break out from ....
3435 (inline_generate_summary): Here; register insertion hook.
3436 (cgraph_decide_inlining): Remove hook.
3437 (add_new_function): New function.
3439 2008-08-23 Jan Hubicka <jh@suse.cz>
3441 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3443 2008-08-23 Jan Hubicka <jh@suse.cz>
3445 * ipa-cp.c (constant_val_insert): Remove.
3446 (ipcp_propagate_one_const): Remove.
3447 (ipcp_create_replace_map): Always insert replacements to the map.
3448 (ipcp_insert_stage): Do not try to insert statements by hand.
3449 * tree-inline.c (insert_init_stmt): Break out from ...
3450 (setup_one_parameter): ... here; allow NULL BB pointer.
3451 (tree_function_versioning): Use setup_one_parameter to process
3454 2008-08-23 Jan Hubicka <jh@suse.cz>
3456 * tree.c (decl_address_ip_invariant_p): New function.
3457 * tree.h (decl_address_ip_invariant_p): Declare.
3458 * gimple.c (strip_invariant_refs): Break out from ...
3459 (is_gimple_invariant_address): ... here
3460 (is_gimple_ip_invariant_address): New function.
3461 (is_gimple_ip_invariant): New function.
3462 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3465 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3466 (ipcp_lat_is_insertable): All constants are insertable.
3467 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3468 IPA_CONST_VALUE_REF.
3469 (ipcp_initialize_node_lattices): Propagate all types of operands.
3470 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3471 (ipcp_create_replace_map): Reformat.
3472 (ipcp_need_redirect_p): Simplify.
3473 (ipcp_insert_stage): Check that argument is used before clonning.
3474 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3475 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3476 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3477 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3478 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3479 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3480 * tree-inline.c (tree_function_versioning): Add variables referenced by
3483 2008-08-23 Jan Hubicka <jh@suse.cz>
3486 * i386.c (standard_80387_constant_p): Use optimize_size.
3488 2008-08-23 Ira Rosen <irar@il.ibm.com>
3490 PR tree-optimization/37161
3491 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3492 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3493 (vect_determine_vectorization_factor): Move the scalar type
3494 retrieval to vect_get_smallest_scalar_type.
3495 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3496 scalar type. Remove redundant computation.
3497 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3498 (vect_get_slp_defs): Take the type of RHS into account if
3499 necessary by calling vect_get_smallest_scalar_type. Call
3500 vect_get_constant_vectors with additional argument.
3502 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3505 * doc/invoke.texi (Wwrite-strings): Clarify description.
3507 2008-08-23 Ira Rosen <irar@il.ibm.com>
3509 PR tree-optimization/37174
3510 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3511 def stmt is a part of the loop before accessing its stmt_vec_info.
3513 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3516 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3517 (*swap): New insn pattern.
3518 (*ashlqi3): Rename from ashlqi3 insn pattern.
3519 (ashlqi3): New expanders.
3520 (*lshrqi3): Rename from lshrqi3 insn pattern.
3521 (lshrqi3): New expanders.
3522 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3523 lshrqi3_const5, lshrqi3_const6): New splitters.
3524 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3525 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3528 2008-08-22 Richard Guenther <rguenther@suse.de>
3530 PR tree-optimization/37078
3531 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3532 [+INF, +INF] ranges.
3534 2008-08-22 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/37143
3537 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3538 a conversion statement instead of a copy.
3540 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3544 CCCmode, CCOmode and CCSmode destination modes.
3547 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3548 from different units in a single alternative.
3549 (*vec_extractv2sf_1): Ditto.
3550 (*vec_extractv2si_0): Ditto.
3551 (*vec_extractv2si_1): Ditto.
3552 * config/i386/sse.md (sse2_storehpd): Ditto.
3553 (sse2_storelpd): Ditto.
3554 (sse2_loadhpd): Ditto.
3555 (sse2_loadlpd): Ditto.
3558 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3559 (popcountsi2): Ditto.
3560 (clzdi2_abm): Ditto.
3561 (popcountdi2): Ditto.
3562 (clzhi2_abm): Ditto.
3563 (popcounthi2): Ditto.
3565 2008-08-22 Richard Guenther <rguenther@suse.de>
3569 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3570 if the multiplication does not overflow.
3572 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3574 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3576 2008-08-21 Richard Henderson <rth@redhat.com>
3578 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3579 spurrious comma from test.
3580 * configure: Rebuild.
3582 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3585 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3588 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3590 * c-tree.h (grokfield): New argument.
3591 * c-decl.c (grokfield): Handle new location argument.
3592 * c-parser.c (c_parser_struct_declaration): Pass location to
3595 2008-08-21 Richard Guenther <rguenther@suse.de>
3597 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3599 2008-08-21 Jan Hubicka <jh@suse.cz>
3601 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3602 (cgraph_add_function_insertion_hook,
3603 cgraph_remove_function_insertion_hook,
3604 cgraph_call_function_insertion_hooks): New functions.
3605 * cgraph.h (cgraph_add_function_insertion_hook,
3606 cgraph_remove_function_insertion_hook,
3607 cgraph_call_function_insertion_hooks): Declare.
3608 * ipa-reference.c (function_insertion_hook_holder): New variable.
3609 (check_operand, look_for_address_of): When checking late, do not care
3610 about module bitmaps.
3611 (add_new_function): New function.
3612 (generate_summary): Register hooks; zero module bitmaps.
3613 (propagate): Unregister hooks.
3614 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3615 (add_new_function): New function.
3616 (generate_summary): Register hook.
3617 (propagate): Remove hook.
3619 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3621 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3622 * ipa-cp.c (ipcp_update_cloned_node): New function.
3623 (build_const_val): Handle functions correctly; bring type logic
3624 into sync with tree-inline.c
3625 (ipcp_init_stage): Take care of computing stuff needed by
3626 indirect inlining; update clones.
3627 (ipcp_generate_summary): Break out of ipcp_driver.
3628 (ipcp_driver): Do only execution and transformation.
3629 (pass_ipa_cp): Make IPA_PASS.
3630 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3632 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3633 ipcp, some info is already available.
3634 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3635 * tree-inline.c (remap_ssa_name): Unshare expression.
3637 2008-08-21 Richard Guenther <rguenther@suse.de>
3639 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3640 a PHI ask VN if it is already available.
3641 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3642 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3644 2008-08-21 Richard Guenther <rguenther@suse.de>
3647 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3648 makes sure to produce a result of the correct type.
3650 2008-08-21 Jan Hubicka <jh@suse.cz>
3651 Backport from LTO branch:
3653 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3654 Jan Hubicka <jh@suse.cz>
3657 (init_state, finish_state, set_function_state, generate_summary):
3659 (scan_stmt): Renamed from scan_function. Changed to keep state in
3660 local static vars rather than cgraph aux field.
3661 (propagate): Renamed from static_execute. Changed to keep state in
3662 local static vars rather than cgraph aux field.
3663 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3664 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3666 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3668 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3669 * ipa-reference.c (init_function_info, generate_summary,
3670 propagate): New functions.
3671 (analyze_function): Call init_function_info.
3672 (static_execute): Stripped into generate_summary and propagate.
3673 (pass_ipa_reference): Made into ipa_opt_pass.
3675 2008-08-21 Richard Guenther <rguenther@suse.de>
3677 PR tree-optimization/37181
3678 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3680 (extract_range_from_unary_expr): Likewise.
3682 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3684 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3686 * toplev.h (pedwarn_at): Likewise.
3687 * builtins.c: Update all calls to pedwarn.
3688 * c-lex.c: Likewise.
3689 * toplev.c: Likewise.
3690 * c-tree.h: Likewise.
3691 * c-decl.c: Likewise.
3692 * c-errors.c: Likewise.
3693 * c-typeck.c: Likewise.
3694 * c-common.c: Likewise.
3695 * c-parser.c: Likewise.
3697 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3700 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3701 with MODE_VECTOR_INT mode.
3703 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3706 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3707 initialized outside the current module.
3708 (warn_uninitialized_var): Ignore left-hand side when walking the
3709 trees. Ignore address expressions. Examine VUSE operands in gimple
3710 statements with a variable declaration on the right-hand side.
3712 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3715 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3717 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3720 * c-common.c (conversion_warning): Do not warn if applying bit-and
3721 operator to unsigned constant that fits in the target type.
3723 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3726 * c-common.c (conversion_warning): Do not warn for artificial
3729 2008-08-20 Richard Guenther <rguenther@suse.de>
3731 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3732 (extract_range_from_binary_expr): Fall back to constant propagation.
3733 (extract_range_from_unary_expr): Likewise.
3735 2008-08-20 Richard Guenther <rguenther@suse.de>
3737 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3738 with TREE_THIS_VOLATILE on shared nodes.
3739 (fold_stmt_r): Likewise.
3741 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3744 * c-parser.c (c_parser_attributes): For keywords use canonical
3745 spelling for attr_name.
3747 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3749 * value-prof.c (check_counter): Revert wrong call to error.
3751 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3753 * profile.c: Update calls to inform.
3754 * value-prof.c: Update calls to inform.
3756 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3758 * diagnostic.c (inform): Add an explicit location_t parameter.
3759 * toplev.h (inform): Update declaration.
3760 * builtins.c: Update all calls to inform.
3761 * c-common.c: Likewise.
3762 * c-decl.c: Likewise.
3763 * c-opts.c: Likewise.
3764 * c-pch.c: Likewise.
3765 * c-pragma.c: Likewise.
3766 * c-typeck.c: Likewise.
3767 * coverage.c: Likewise.
3769 * toplev.c: Likewise.
3770 * tree-cfg.c: Likewise.
3771 * tree-ssa.c: Likewise.
3773 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3776 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3777 V2DI mode, for SSE4.1, use movq instead of vector set if the
3778 second element is zero and inter-unit moves are OK.
3780 2008-08-20 Richard Guenther <rguenther@suse.de>
3782 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3783 properly handle conversion/copy chains after tuplification.
3785 2008-08-20 Richard Guenther <rguenther@suse.de>
3787 * passes.c (init_optimization_passes): Move the second
3788 forwprop pass before alias computation. Remove the second
3789 DCE pass. Remove the first dominator and phi copy/const
3792 2008-08-20 Nick Clifton <nickc@redhat.com>
3794 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3795 support of this feature. Do not assume that a sufficiently new
3796 assembler will support the feature regardless of the target type.
3797 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3798 * configure: Regenerate.
3800 2008-08-20 Richard Guenther <rguenther@suse.de>
3802 * tree-vrp.c (found_in_subgraph): Remove.
3803 (live): New global static.
3804 (live_on_edge): New function.
3805 (blocks_visited): Remove.
3806 (register_edge_assert_for_2): Use live_on_edge.
3807 (find_conditional_asserts): Remove code dealing with
3808 found_in_subgraph. Do not walk the CFG.
3809 (find_switch_asserts): Likewise.
3810 (find_assert_locations_1): Renamed from find_assert_locations.
3811 Move finding assert locations for conditional and switch
3812 statements first. Update live bitmap. Do not walk the CFG.
3813 (find_assert_locations): New function.
3814 (insert_range_assertions): Remove entry of CFG walk.
3815 Adjust call to find_assert_locations.
3816 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3817 that only can appear because of fake exit edges but assert we
3818 never try to insert on those.
3819 (fini_pre): Do not remove fake exit edges here...
3820 (execute_pre): ...but here, before committing edge inserts.
3822 2008-08-19 Richard Guenther <rguenther@suse.de>
3824 * passes.c (init_optimization_passes): Exchange store-ccp
3827 2008-08-19 Rafael Espíndola <espindola@google.com>
3829 * varasm.c (weak_decls): Move earlier in the file.
3830 (assemble_external): Add weak decls to the weak_decls list.
3831 (declare_weak): Don't add decls to the weak_decls list.
3833 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3836 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3837 before (sse2_shufpd_<mode>).
3839 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3842 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3843 * tree.c (block_nonartificial_location): Likewise.
3845 2008-08-19 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/35972
3848 PR tree-optimization/23094
3849 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3851 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3852 handle MISALIGNED_INDIRECT_REF.
3853 (get_ref_from_reference_ops): New helper.
3854 (vn_reference_lookup_pieces): Walk the use-def chain using the
3855 alias-oracle if requested.
3856 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3857 walking the use-def chain.
3858 (compute_avail): But not here.
3859 (create_component_ref_by_pieces_1): Properly handle
3860 MISALIGNED_INDIRECT_REF.
3861 (do_regular_insertion): Handle fully redundant
3862 expressions after PHI-translation also for SSA_NAME values, not
3863 only constants. Correctly use edoubleprime for that.
3865 2008-08-19 Ira Rosen <irar@il.ibm.com>
3867 * tree-vectorizer.c (supportable_widening_operation): Support
3868 multi-step conversion, return the number of steps in such conversion
3869 and the required intermediate types.
3870 (supportable_narrowing_operation): Likewise.
3871 * tree-vectorizer.h (vect_pow2): New function.
3872 (supportable_widening_operation): Change argument types.
3873 (supportable_narrowing_operation): Likewise.
3874 (vectorizable_type_promotion): Add an argument.
3875 (vectorizable_type_demotion): Likewise.
3876 * tree-vect-analyze.c (vect_analyze_operations): Call
3877 vectorizable_type_promotion and vectorizable_type_demotion with
3878 additional argument.
3879 (vect_get_and_check_slp_defs): Detect patterns.
3880 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3882 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3883 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3884 according to the smallest type in the loop.
3885 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3886 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3887 supportable_widening_operation with correct arguments.
3888 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3889 operands lists according to the number of vector statements in left
3890 or right node, if exists.
3891 (vect_gen_widened_results_half): Remove unused argument.
3892 (vectorizable_conversion): Call supportable_widening_operation,
3893 supportable_narrowing_operation, and vect_gen_widened_results_half
3894 with correct arguments.
3895 (vectorizable_assignment): Change documentation, support multiple
3897 (vectorizable_operation): Likewise.
3898 (vect_get_loop_based_defs): New function.
3899 (vect_create_vectorized_demotion_stmts): Likewise.
3900 (vectorizable_type_demotion): Support loop-aware SLP and general
3901 multi-step conversion. Call vect_get_loop_based_defs and
3902 vect_create_vectorized_demotion_stmts for transformation.
3903 (vect_create_vectorized_promotion_stmts): New function.
3904 (vectorizable_type_promotion): Support loop-aware SLP and general
3905 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3907 (vectorizable_store): Change documentation, support multiple
3909 (vectorizable_load): Likewise.
3910 (vect_transform_stmt): Pass SLP_NODE to
3911 vectorizable_type_promotion and vectorizable_type_demotion.
3912 (vect_schedule_slp_instance): Move here the calculation of number
3913 of vectorized statements for each node from...
3914 (vect_schedule_slp): ... here.
3915 (vect_transform_loop): Call vect_schedule_slp without the last
3918 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3921 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3922 to == in assert statement.
3923 (vectorizable_reduction): Fix typo.
3925 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3928 * value-prof.c (check_counter): Dereference pointer to overall
3929 count when printing it.
3931 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3933 * profile.h: Really add it.
3935 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3937 * mcf.c: Really add it.
3939 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3940 Vinodha Ramasamy <vinodha@google.com>
3942 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3944 * value-prof.c (check_counter): Fix the counter if
3945 flag_profile_correction is true.
3946 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3947 tree_mod_subtract_transform):
3948 Follow check_counter parameter change.
3949 * common.opt (fprofile-correction): New option.
3951 * profile.h: Likewise.
3952 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3953 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3954 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3956 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3957 flag_profile_correction is set.
3959 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3961 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3963 2008-08-18 Tomas Bily <tbily@suse.cz>
3965 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3966 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3968 * tree-data-ref.c (split_constant_offset_1): Likewise.
3969 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3970 * tree-sra.c (sra_walk_expr): Likewise.
3971 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3972 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3973 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3974 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3976 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3977 * tree-vect-transform.c (vectorizable_type_demotion)
3978 (vectorizable_type_promotion): Likewise.
3979 * tree-inline.c (expand_call_inline):
3980 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3981 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3982 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3983 * expr.c (expand_expr_real_1): Likewise.
3984 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3985 (gimple_assign_unary_useless_conversion_p): Likewise.
3986 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3987 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3988 * fold-const.c (fold_unary): Likewise.
3989 * tree.h (CONVERT_EXPR_P): Likewise.
3990 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3991 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3993 (register_edge_assert_for_2, extract_range_from_unary_expr)
3994 (register_edge_assert_for_1): Likewise.
3996 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3998 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3999 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4000 (enum real_value_const): Delete.
4001 (get_real_const): Delete.
4002 * real.c (get_real_const): Delete.
4003 (dconst_e_ptr): Define.
4004 (dconst_third_ptr): Define.
4005 (dconst_sqrt2_ptr): Define.
4006 * builtins.c: Update all callers.
4008 2008-08-18 Richard Guenther <rguenther@suse.de>
4010 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4011 statement iterator after statement removal.
4013 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4015 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4016 (detect_processor_freebsd): Likewise.
4017 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4019 2008-08-18 Richard Guenther <rguenther@suse.de>
4021 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4022 and loads have the correct types.
4024 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4027 * c-opts.c (cpp_opts): Remove static.
4028 * c-parser.c (cpp_opts): Declare it extern.
4029 (disable_extension_diagnostics): Handle cpp options.
4030 (enable_extension_diagnostics): Likewise.
4032 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4034 * diagnostics.c (permerror_at): Rename as permerror.
4035 (permerror): Delete.
4036 * toplev.h: Likewise.
4038 2008-08-18 Richard Guenther <rguenther@suse.de>
4040 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4041 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4042 Move call_cdce before build_alias. Move copyrename2,
4043 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4044 right after final inlining.
4045 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4046 (pass_build_cfg): But instead via TODO_dump_func.
4048 2008-08-18 Richard Guenther <rguenther@suse.de>
4050 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4052 (scalarize_init): If we failed to generate some initializers
4053 do not generate zeros for not instantiated members. Instead
4054 rely on the copy out.
4055 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4056 about missing flow-sensitive alias info only if we have
4059 2008-08-17 Nick Clifton <nickc@redhat.com>
4061 * doc/extend.texi (Function Attributes): Fix typo in description
4062 if hot function attribute.
4064 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4065 Richard Sandiford <rdsandiford@googlemail.com>
4067 * doc/install.texi (--with-mips-plt): Document.
4068 * doc/invoke.texi (-mplt, -mno-plt): Document.
4069 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4070 and handle ${with_mips_plt}.
4071 * config/mips/mips.opt (mplt): New option.
4072 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4073 (TARGET_ABICALLS_PIC2): Likewise.
4074 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4075 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4076 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4077 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4078 to decide whether to output ".option picX" directives.
4079 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4080 Pass -call_nonpic rather than -KPIC for -mplt.
4081 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4082 on the command line. Also remove it when -mabi=64 is used without
4084 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4085 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4086 TARGET_ABICALLS_PIC0.
4087 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4089 (mips16_build_function_stub): Only output ".option pic" directives
4090 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4091 (mips16_build_call_stub): Fix comment and remove redundant
4092 ".set at"/"set .noat" directives.
4093 (mips_function_rodata_section): Use the default behaviour for
4094 TARGET_ABSOLUTE_ABICALLS.
4095 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4096 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4097 (mips_restore_gp): Do nothing if the current function doesn't use
4099 (mips_expand_prologue): Only save $gp if the current function uses it.
4100 Use a normal move for TARGET_ABICALLS_PIC0.
4101 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4103 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4105 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4106 of function when handling GLOBAL_POINTER_REGNUM.
4108 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4111 * common.opt (-fstack-check): Do not declare the variable here.
4112 (-fstack-check=): New option variant.
4113 * doc/invoke.texi (Code Gen Options): Document it.
4114 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4115 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4116 (STACK_CHECK_STATIC_BUILTIN): New macro.
4117 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4118 * opts.c: Include expr.h.
4119 (common_handle_option) <OPT_fold_stack_check_>: New case.
4120 <OPT_fstack_check>: Likewise.
4121 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4122 consistently in the test for variable-sized types. Adjust for
4123 new behaviour of flag_stack_check.
4124 * explow.c: Include except.h.
4125 (allocate_dynamic_stack_space): Do not take into account
4126 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4127 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4128 for variable-sized parameters. Treat all parameters whose size is
4129 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4130 stack checking is enabled.
4131 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4132 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4133 if generic stack checking is enabled.
4134 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4135 * reload1.c (reload): Likewise.
4136 * stmt.c (expand_decl): Assert that all automatic variables have
4137 fixed size at this point and remove dead code.
4138 * flags.h (stack_check_type): New enumeration type.
4139 (flag_stack_check): Declare.
4140 * toplev.c (flag_stack_check): New global variable.
4141 * Makefile.in (opts.o): Add dependency on EXPR_H.
4142 (explow.o): Add dependency on except.h.
4144 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4146 * config/avr/avr.c (avr_override_options): Reduce value of
4147 PARAM_INLINE_CALL_COST.
4149 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4151 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4152 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4153 lieu of TYPE_MODE (type) throughout.
4155 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4157 * config/arm/arm.c (add_minipool_backward_ref): Check for
4158 8-byte-aligned entries in second case of forcing insertion after a
4159 particular entry. Change third case to avoid inserting
4160 non-8-byte-aligned entries before 8-byte-aligned ones.
4162 2008-08-15 Richard Guenther <rguenther@suse.de>
4164 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4165 strip components for unknown size accesses.
4167 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4169 * config/s390/2097.md New file.
4170 * config/s390/s390.md ("z10prop" attribute): Define none,
4171 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4172 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4173 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4174 possible values and apply them to insns as appropriate.
4175 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4176 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4177 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4178 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4180 ("bfp" mode attribute): Removed. Every occurence replaced
4182 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4183 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4186 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4189 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4192 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4194 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4195 additional argument. Support reduction when duplication is needed due
4196 to data-types of different sizes in the loop.
4197 (get_initial_def_for_induction): Fix printout.
4198 (vect_get_vec_def_for_stmt_copy): Support case where the
4199 vec_stmt_for_operand is a phi node.
4200 (vectorizable_reduction): Support reduction when duplication is needed
4201 due to data-types of different sizes in the loop.
4202 (vectorizable_call): Remove restriction to not vectorize in case we
4203 have data-types of different sizes in the loop.
4204 (vectorizable_conversion): Likewise.
4205 (vectorizable_operation): Likewise.
4206 (vectorizable_type_demotion): Likewise.
4207 (vectorizable_type_promotion): Likewise.
4208 (vectorizable_induction): Add restriction to not vectorize in case
4209 we have data-types of different sizes in the loop.
4211 2008-08-14 Christophe Saout <christophe@saout.de>
4212 Uros Bizjak <ubizjak@gmail.com>
4215 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4216 (*vec_concatv2di_rex64_sse4_1): Ditto.
4217 (*vec_concatv2di_rex64_sse): Ditto.
4219 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4222 * fold-const.c (fold_widened_comparison): Do not allow
4223 sign changes that change the result even if shorter type
4224 is wider than arg1_unw's type.
4226 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4228 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4229 Skip if the multilib testing specifies -march that does not
4230 agree with the one specified in the testcase.
4232 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4234 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4235 zero extend SImode values being converted to TFmode before passing
4238 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4240 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4241 __PPU__ when targeting the Cell/B.E. PPU processor.
4243 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4245 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4246 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4247 Rematerialize the static chain, if any.
4248 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4251 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4253 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4254 (new_loc_descr): Likewise.
4255 (add_loc_descr): Likewise.
4256 (size_of_loc_descr): Likewise.
4257 (size_of_locs): Likewise.
4258 (output_loc_operands): Likewise.
4259 (output_loc_sequence): Likewise.
4260 (new_reg_loc_descr): New.
4261 (build_cfa_loc): Use it.
4262 (build_cfa_aligned_loc): Likewise.
4263 (one_reg_loc_descriptor): Likewise.
4264 (based_loc_descr): Likewise.
4266 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4269 * doc/invoke.texi (Wmain): Update.
4270 * c-decl.c (start_decl): warn_main is only 0 or 1.
4271 (start_function): Likewise. Fix formatting.
4272 (finish_function): Delete redundant warning.
4273 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4274 * c-opts (c_common_handle_option): -Wall only has effect if
4275 warn_main is uninitialized. OPT_Wmain is automatically
4276 handled. -pedantic also enables Wmain.
4277 (c_common_post_options): Handle all logic for Wmain here.
4278 * c-common.c (warn_main): Delete.
4279 (check_main_parameter_types): Make pedwarns conditional on
4281 * c-common.h (warn_main): Delete.
4283 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4286 * expr.c (emit_group_store): Allocate stack temp with the
4287 largest alignment when copying from register to stack.
4289 2008-08-13 Richard Guenther <rguenther@suse.de>
4291 * tree.h (maybe_fold_offset_to_address): Declare.
4292 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4293 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4294 Likewise for POINTER_PLUS_EXPR.
4295 (maybe_fold_offset_to_reference): Enable disabled code.
4296 (maybe_fold_offset_to_address): New function.
4297 (fold_stmt_r): Use it.
4298 (fold_gimple_assign): Likewise.
4299 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4300 (gimplify_expr): Likewise.
4302 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4304 * toplev.h (pedwarn_at): Fix declaration.
4306 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4308 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4309 LINK_SPEC): Use %R in -Y P argument.
4311 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4314 * diagnostic.c (pedwarn_at): New.
4315 * toplev.h (pedwarn_at): Declare.
4316 * c-tree.h (build_enumerator): Update declaration.
4317 * c-decl.c (finish_enum): Update comment.
4318 (build_enumerator): Take a location parameter. Give a pedwarn but do
4319 not perform any conversion.
4320 * c-parser.c (c_parser_enum_specifier): Set correct location for
4323 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4326 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4327 expressions except for conversions to signed:1 bitfields. Handle
4328 COND_EXPR with constant operands.
4330 2008-08-13 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/15255
4333 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4334 (struct oecount_s): New struct and VEC types.
4336 (oecount_hash): New function.
4337 (oecount_eq): Likewise.
4338 (oecount_cmp): Likewise.
4339 (zero_one_operation): New function.
4340 (build_and_add_sum): Likewise.
4341 (undistribute_ops_list): Perform un-distribution of multiplication
4342 and division on the chain of summands.
4343 (should_break_up_subtract): Also break up subtracts for factors.
4344 (reassociate_bb): Delete dead visited statements.
4345 Call undistribute_ops_list. Re-sort and optimize if it did something.
4346 * passes.c (init_optimization_passes): Move DSE before
4348 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4351 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4353 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4355 * doc/invoke.texi: Revert unintended checkin.
4357 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4360 * gcc.c (include_spec_function): Tweak call to find_a_file.
4362 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4365 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4366 and TRUTH_ORIF_EXPR.
4367 * dojump.c (do_jump): Likewise.
4369 PR tree-optimization/37084
4370 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4371 if id->regimplify, don't assume stmt is a cast assignment.
4373 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4375 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4377 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4380 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4383 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4385 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4386 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4388 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4389 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4390 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4391 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4392 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4394 * doc/tm.texi (Storage Layout): Remove documentation for
4395 TARGET_FLOAT_FORMAT.
4397 * simplify-rtx.c (simplify_binary_operation_1): Replace
4398 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4400 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4402 * real.h (struct real_format): New member has_sign_dependent_rounding.
4403 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4404 spu_single_format, ieee_double_format, mips_double_format,
4405 motorola_double_format, ieee_extended_motorola_format,
4406 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4407 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4408 mips_extended_format, ieee_quad_format, mips_quad_format,
4409 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4410 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4412 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4413 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4414 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4415 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4416 (ROUND_TOWARDS_ZERO): Likewise.
4418 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4419 (FLOAT_MODE_FORMAT): New macro.
4420 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4421 (MODE_COMPOSITE_P): ... this new macro.
4422 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4423 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4424 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4426 * flags.h: Include "real.h".
4428 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4429 REAL_MODE_FORMAT_COMPOSITE_P.
4430 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4432 * doc/tm.texi (Storage Layout): Remove documentation of
4433 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4434 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4435 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4436 they only apply to libgcc2.a.
4438 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4440 * config/spu/float_disf.c: New file.
4441 * config/spu/float_unsdisf.c: New file.
4442 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4443 (LIB2FUNCS_EXCLUDE): Define.
4445 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4446 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4448 * real.h (struct real_format): New member round_towards_zero.
4449 * real.c (round_for_format): Respect fmt->round_towards_zero.
4450 (ieee_single_format, mips_single_format, motorola_single_format,
4451 spu_single_format, ieee_double_format, mips_double_format,
4452 motorola_double_format, ieee_extended_motorola_format,
4453 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4454 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4455 mips_extended_format, ieee_quad_format, mips_quad_format,
4456 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4457 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4459 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4460 real_format to choose rounding mode when calling MPFR functions.
4461 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4462 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4464 * real.h (real_to_decimal_for_mode): Add prototype.
4465 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4466 Respect target rounding mode when generating decimal representation.
4467 (real_to_decimal): New stub for backwards compatibility.
4468 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4469 real_to_decimal_for_mode instead of real_to_decimal.
4471 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4473 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4474 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4476 * real.c (spu_single_format): New variable.
4477 * real.h (spu_single_format): Declare.
4479 * config/spu/spu.c (spu_override_options): Install SFmode format.
4480 (spu_split_immediate): Use integer mode to operate on pieces of
4481 floating-point values in all cases.
4483 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4484 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4485 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4487 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4489 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4491 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4493 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4495 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4498 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4499 on the VAR_DECL instead of TYPE_READONLY on its type.
4501 2008-08-12 Ira Rosen <irar@il.ibm.com>
4503 * tree-vectorizer.c: Depend on langhooks.h.
4504 (supportable_widening_operation): Add two arguments. Support double
4506 (supportable_narrowing_operation): Likewise.
4507 * tree-vectorizer.h (supportable_widening_operation): Add two
4509 (supportable_narrowing_operation): Likewise.
4510 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4511 supportable_widening_operation with correct arguments.
4512 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4513 (vectorizable_type_demotion): Support double type conversions.
4514 (vectorizable_type_promotion): Likewise.
4515 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4517 2008-08-11 Michael Matz <matz@suse.de>
4519 * i386/i386.c (override_options): Move initialisation from
4520 flag_schedule_insns_after_reload to here from ...
4521 (optimization_options): ... here.
4523 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4525 PR rtl-optimization/36998
4526 * dwarf2out.c (compute_barrier_args_size_1,
4527 compute_barrier_args_size): Temporarily remove assertions.
4529 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4532 * tree-ssa.c (struct walk_data): Add new flag
4533 warn_possibly_uninitialized.
4534 (warn_uninitialized_var): Use it.
4535 (warn_uninitialized_vars): New.
4536 (execute_early_warn_uninitialized): Call it.
4537 (execute_late_warn_uninitialized): Likewise.
4539 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4542 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4545 2008-08-09 Jan Hubicka <jh@suse.cz>
4548 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4550 (expand_fix): Be prepared for expansion to fail.
4551 (expand_sfix_optab): Remove instructions if expansion failed.
4553 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4555 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4557 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4558 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4560 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4562 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4563 mips/t-libgcc-mips16 to tmake_file.
4564 * config/mips/mips-protos.h (mips_call_type): New enum.
4565 (mips_pic_base_register, mips_got_load): Declare.
4566 (mips_restore_gp): Take an rtx argument.
4567 (mips_use_pic_fn_addr_reg_p): Declare.
4568 (mips_expand_call): Replace the sibcall_p argument with
4569 a mips_call_type argument. Add a lazy_p parameter.
4570 (mips_split_call): Declare.
4571 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4572 (MIPS16_PIC_TEMP): Likewise.
4573 (reg_class): Delete M16_NA_REGS.
4574 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4575 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4576 (mips_split_hi_p): Declare.
4577 * config/mips/mips.c (mips_split_hi_p): New array.
4578 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4579 (mips_got_symbol_type_p): New function.
4580 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4581 (mips16_stub_function_p): New function.
4582 (mips16_local_function_p): Likewise.
4583 (mips_use_pic_fn_addr_reg_p): Likewise.
4584 (mips_cannot_force_const_mem): Return false for HIGHs.
4585 Extend CONST_INT and symbolic handling to MIPS16, using
4586 mips_symbol_insns to check that the base symbol type is a
4587 legitimate constant. Reject GOT-based constants if
4588 TARGET_MIPS16_PCREL_LOADS.
4589 (mips_const_insns): Check targetm.cannot_force_const_mem when
4590 decomposing a symbolic base and a large offset.
4591 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4592 When calling a function that needs $25 from MIPS16 code,
4593 move the target address into $25 separately and add a USE
4595 (mips16_gp_pseudo_reg): Insert the initializer immediately
4596 before the first real insn.
4597 (mips_pic_base_register, mips_got_load): New functions.
4598 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4599 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4600 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4601 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4602 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4603 also passing NULL_RTX rather than const0_rtx as the aux argument.
4604 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4605 instead of TARGET_EXPLICIT_RELOCS.
4606 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4607 (mips_load_call_address): Replace the sibcall_p argument with
4608 a mips_call_type argument. Use mips_got_load.
4609 (mips16_local_alias): New structure.
4610 (mips16_local_aliases): New variable.
4611 (mips16_local_aliases_hash): New function.
4612 (mips16_local_aliases_eq): Likewise.
4613 (mips16_local_alias): Likewise.
4614 (mips16_stub_function): Likewise.
4615 (mips16_build_function_stub): Create a local alias for the target
4616 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4617 .cpload directive and an R_MIPS_NONE relocation for the target
4618 function, then load the alias rather than the function itself.
4619 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4620 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4621 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4622 (mips16_build_call_stub): Replace the FN parameter with an
4623 FN_PTR parameter. Force the address into a register if it
4624 isn't a call_insn_operand; don't rely on the caller to do this.
4625 If a call to a locally-defined and locally-binding MIPS16
4626 function must be made indirectly, redirect the call to the
4627 function's local alias. Use mips16_stub_function_p,
4628 mips16_stub_function, mips_expand_call and use_reg.
4629 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4630 Use explicit %hi and %lo accesses where possible.
4631 Use MIPS_CALL to generate the correct code form of a
4632 jal instruction. Add clobbers of $18 instead of uses.
4633 Update the call to mips_emit_call_insn.
4634 (mips_expand_call): Replace the SIBCALL_P argument with a
4635 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4636 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4637 allowing it to modify the call address. Update the calls to
4638 mips_load_call_address and mips_emit_call_insn.
4639 (mips_split_call): New function.
4640 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4641 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4642 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4643 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4644 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4646 (mips_cprestore_slot): New function.
4647 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4648 and use mips_cprestore_slot.
4649 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4651 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4652 then use a copygp_mips16 instruction to set up $28.
4653 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4654 (mips16_lay_out_constants): Call split_all_insns_noflow.
4655 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4656 false if TARGET_MIPS16.
4657 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4658 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4659 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4660 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4661 MIPS16 code. Allow MIPS16 o32 PIC.
4662 (mips_override_options): Allow MIPS16 o32 PIC.
4663 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4664 after reload if TARGET_USE_GOT.
4665 (UNSPEC_COPYGP): New constant.
4666 (length): Use a default length of 8 for MIPS16 GOT loads.
4667 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4668 (*got_page<mode>): Check mips_split_hi_p.
4669 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4670 (unspec_got<mode>, unspec_call<mode>): New expanders.
4671 (load_got<mode>, load_call<mode>): Remove the length attributes.
4672 Use a got attribute instead of a type attribute.
4673 (copygp_mips16): New insn.
4674 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4675 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4676 (sibcall, sibcall_value, call, call_value): Update the calls
4677 to mips_expand_call.
4678 (call_internal, call_value_internal): Use mips_split_call.
4679 (call_value_multiple_internal): Likewise.
4680 (call_split): Move after call_internal (the insn it is split from).
4681 (call_internal_direct, call_value_internal_direct): Turn into
4682 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4683 (call_direct_split, call_value_direct_split): New patterns.
4684 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4685 and use M16_REGS instead of M16_NA_REGS.
4686 * config/mips/predicates.md (const_call_insn_operand): Replace
4687 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4688 mips_use_pic_fn_addr_reg_p check.
4689 (move_operand): Reject HIGHs if mips_split_hi_p.
4690 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4691 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4692 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4693 * config/mips/libgcc-mips16.ver: New file.
4694 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4695 $(srcdir)/config/mips/libgcc-mips16.ver.
4697 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4699 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4700 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4701 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4702 (mips16_cfun_returns_in_fpr_p): Likewise.
4704 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4706 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4707 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4708 rather than 4 to PC.
4710 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4712 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4713 (FUNCTION_PROFILER): Save the static chain pointer into $2
4714 beforehand and restore it aftewards.
4715 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4716 address directly into $25 and call the function through $25;
4717 do not clobber $3. Pad the DImode version to cover the space
4718 left by the deleted $25 <- $3 move.
4719 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4720 the removal of the $25 <- $3 move.
4721 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4722 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4724 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4725 Daniel Jacobowitz <dan@codesourcery.com>
4727 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4728 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4729 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4730 * config/mips/mips.c (mips_start_function_definition): New function.
4731 (mips_end_function_definition): Likewise.
4732 (mips_output_function_prologue): Use mips_start_function_definition.
4733 (mips_output_function_epilogue): Use mips_end_function_definition.
4734 (build_mips16_function_stub): Use mips_start_function_definition
4735 and mips_end_function_definition.
4736 (build_mips16_call_stub): Likewise.
4738 2008-08-09 Richard Guenther <rguenther@suse.de>
4740 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4741 * gimple.h (gimple_call_fn): Adjust comment.
4742 (gimple_call_set_fndecl): New function.
4743 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4744 longer having bare FUNCTION_DECL operand.
4745 (gimple_call_return_type): Likewise.
4746 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4748 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4749 (gimple_mod_pow2): Likewise.
4750 (gimple_mod_subtract): Likewise.
4751 (gimple_ic): Likewise.
4752 (gimple_stringop_fixed_value): Likewise.
4753 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4754 longer having bare FUNCTION_DECL operand.
4755 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4756 * omp-low.c (optimize_omp_library_calls): Likewise.
4757 * cgraphunit.c (update_call_expr): Likewise.
4758 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4759 (execute_convert_to_rsqrt): Likewise.
4760 * cfgexpand.c (gimple_to_tree): Simplify.
4761 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4762 bare FUNCTION_DECL operand.
4763 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4764 (convert_gimple_call): Use gimple_call_fndecl.
4765 * c-common.c (c_warn_unused_result): Likewise.
4767 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4770 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4771 (c_finish_return): Likewise.
4772 (c_start_case): Likewise.
4773 * c-common.c (warn_for_collisions_1): Use explicit location in
4775 * c-parser.c (c_parser_condition): New. Call
4776 verify_sequence_points.
4777 (c_parser_paren_condition): Call c_parser_condition.
4778 (c_parser_for_statement): Call c_parser_condition.
4780 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4783 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4784 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4785 Moved from diagnostic.h
4786 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4788 (emit_diagnostic): New.
4789 (warning0, pedwarn0): Delete.
4790 (warning, warning_at, pedwarn, permerror): Return bool.
4791 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4792 Moved to diagnostic.c.
4793 (struct diagnostic_context): Use correct type for
4794 classify_diagnostic.
4795 (diagnostic_report_diagnostic): Update declaration.
4796 (emit_diagnostic): Declare.
4797 * errors.c (warning): Return bool.
4798 * errors.h (warning): Update declaration.
4799 * toplev.h (warning0, pedwarn0): Delete.
4800 (warning, warning_at, pedwarn, permerror): Return bool.
4801 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4802 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4803 inform. Update all calls.
4804 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4805 before giving informative note.
4806 (implicit_decl_warning): Likewise.
4807 * c-typeck.c (build_function_call): Likewise.
4808 * tree-sssa.c (warn_uninit): Likewise.
4809 * builtins.c (gimplify_va_arg_expr): Likewise.
4811 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4814 * doc/invoke.texi (-Wextra): Move warning from here...
4815 (-Wuninitialized): ... to here.
4817 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4820 * flags.h (set_Wunused): Delete
4821 * toplev.c (process_options): Handle Wunused flags here.
4822 * opts.c (maybe_warn_unused_parameter): Delete.
4823 (common_handle_option): Replace set_Wunused by warn_unused.
4824 (set_Wextra): Do not handle Wunused-parameter here.
4825 (set_Wunused): Delete.
4826 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4828 * common.opt (Wunused): Add Var and Init.
4829 (Wunused-function): Likewise.
4830 (Wunused-label): Likewise.
4831 (Wunused-parameter): Likewise.
4832 (Wunused-value): Likewise.
4833 (Wunused-variable): Likewise.
4835 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4837 * doc/invoke.texi: Add cpu_type power7.
4838 * config.in (HAVE_AS_VSX): New.
4839 * config.gcc: Add cpu_type power7.
4840 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4842 * configure: Regenerate.
4843 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4845 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4846 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4847 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4849 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4851 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4852 type to vectorize.builtin_conversion.
4853 (vectorizable_conversion): Likewise.
4854 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4855 integral type as input.
4856 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4858 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4859 and ALTIVEC_BUILTIN_VCTSXS.
4860 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4863 2008-08-08 Richard Guenther <rguenther@suse.de>
4865 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4866 (surely_varying_stmt_p): Calls are varying only if they are
4867 non-builtin and not indirect or have no result.
4868 (ccp_fold): Re-instantiate code before the tuples merge.
4870 2008-08-08 Richard Guenther <rguenther@suse.de>
4872 PR tree-optimization/37056
4873 * gimple.h (gimple_assign_rhs_class): New helper function.
4874 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4875 unary operations properly.
4877 2008-08-07 Jan Hubicka <jh@suse.cz>
4879 * i386.h (ix86_size_cost): Declare.
4880 (ix86_cur_cost): New function macro.
4881 * i386.md (peepholes expanding size and splitters): Predicate by
4882 optimize_insn_for_speed_p.
4883 (peepholes reduce size and splitters): Predicate by
4884 optimize_insn_for_size_p.
4885 * i386.c (ix86_size_cost): Rename from ...
4886 (size_cost): This one.
4887 (override_options): Update.
4888 (decide_alg): Likewise.
4889 (ix86_expand_clear): Use RTL profile.
4890 (ix86_pad_returns): Use RTL profile.
4892 2008-08-07 Jan Hubicka <jh@suse.cz>
4894 * recog.c (split_all_insns): Set RTL profile
4895 (peephole2_optimize): Likewise.
4896 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4897 * combine.c (combine_instructions): Likewise.
4899 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4901 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4903 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4905 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4906 value in a6 after the set_frame_ptr insn.
4908 2008-08-07 Richard Henderson <rth@redhat.com>
4911 * gcc.c (cpp_options): Pass along -g*.
4913 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4915 * config/arm/arm.c (output_move_neon): Update comment describing
4916 big-endian vector layout.
4917 (arm_assemble_integer): Do not handle big-endian NEON vectors
4919 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4920 neon_vget_lane<mode>_sext_internal,
4921 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4922 element indices for big-endian.
4924 2008-08-07 Richard Henderson <rth@redhat.com>
4926 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4927 * configure, config.in: Rebuild.
4928 * debug.h (dwarf2out_do_cfi_asm): Declare.
4929 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4930 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4931 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4932 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4934 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4936 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4937 movv2si_internal): Combine into mov<mode>_internal.
4938 (movv2si_internal_2): Remove.
4940 2008-08-07 Jan Hubicka <jh@suse.cz>
4943 * i386.md (single stringop patterns): Enable unconditionally.
4945 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4948 * config/i386/emmintrin.h (_mm_move_epi64): Use
4949 __builtin_ia32_movq128.
4951 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4952 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4954 * config/i386/sse.md (sse2_movq128): New.
4956 * doc/extend.texi: Document __builtin_ia32_movq128.
4958 2008-08-07 Richard Guenther <rguenther@suse.de>
4961 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4962 pointers can access anything.
4964 2008-08-06 Jan Hubicka <jh@suse.cz>
4966 * optabs.c (emit_unop_insn): Break out to ...
4967 (maybe_emit_unop_insn): ... this one.
4968 (expand_sfix_optab): Use maybe variant.
4969 * optabs.h (maybe_emit_unop_insn): Declare.
4971 * i386.md (mov0 patterns): Enable by default.
4972 (FP conversion expanders): Disable expansion of code expanding
4973 sequences when instruction should be optimized for size.
4974 (single strinop patterns): Enable when optimizing for size.
4975 (string expanders): Disable expanding of code expanding sequences
4976 when optimizning instruction for size.
4977 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4979 (ix86_fp_comparison_sahf_cost): Likewise.
4980 (ix86_expand_branch): Likewise.
4981 (ix86_expand_ashl_const): Likewise.
4982 (ix86_split_ashl): Likewise.
4983 (ix86_expand_strlen): Likewise.
4984 (ix86_emit_fp_unordered_jump): Likewie.
4986 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4988 * c-common.c: Fix typo.
4989 (c_common_reswords): Activate more C++ keyword warnings.
4991 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4993 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4996 * diagnostic.c (permerror_at): New.
4997 * toplev.h (permerror_at): Declare.
4999 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5000 Ira Rosen <irar@il.ibm.com>
5002 * tree-vect-transform.c (vect_model_simple_cost): Return
5003 immediately if stmt is pure SLP.
5004 (vect_model_store_cost): Ditto.
5005 (vect_model_load_cost): Ditto.
5006 (vectorizable_store): Remove PURE_SLP check before call
5007 to vect_model_store_cost.
5008 (vect_model_store_cost): When checking whether stmt describe
5009 strided access, add a check that it is not slp_node.
5011 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5014 * c-common.c (warn_for_sign_compare): New. Handle separately the
5015 case that 'constant' is zero.
5016 * c-typeck.c (build_binary_op): Move code to c-common.c
5018 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5020 * config/alpha/alpha.c (alpha_preferred_reload_class,
5021 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5022 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5023 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5024 * config/arm/arm.md: Likewise.
5025 * config/avr/avr-protos.h (preferred_reload_class,
5026 test_hard_reg_class, avr_simplify_comparison_p,
5027 out_shift_with_cnt, class_max_nregs): Likewise.
5028 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5029 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5030 preferred_reload_class, test_hard_reg_class): Likewise.
5031 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5032 bfin_memory_move_cost, bfin_secondary_reload,
5033 bfin_output_mi_thunk): Likewise.
5034 * config/crx/crx.c (crx_secondary_reload_class,
5035 crx_memory_move_cost): Likewise.
5036 * config/frv/frv-protos.h (frv_secondary_reload_class,
5037 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5038 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5039 frv_secondary_reload_class, frv_class_likely_spilled_p,
5040 frv_class_max_nregs): Likewise.
5041 * config/h8300/h8300.c (h8300_classify_operand,
5042 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5044 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5045 * config/ia64/ia64.c (ia64_preferred_reload_class,
5046 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5047 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5048 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5050 * config/m68hc11/m68hc11.c (preferred_reload_class,
5051 m68hc11_memory_move_cost): Likewise.
5052 * config/mcore/mcore.c (mcore_secondary_reload_class,
5053 mcore_reload_class): Likewise.
5054 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5055 mips_class_max_nregs, mips_cannot_change_mode_class,
5056 mips_preferred_reload_class, mips_secondary_reload_class,
5057 mips_output_mi_thunk): Likewise.
5058 * config/mmix/mmix.c (mmix_preferred_reload_class,
5059 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5061 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5063 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5064 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5065 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5066 * config/rs6000/rs6000.c (paired_expand_vector_init,
5067 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5068 compare_section_name, rs6000_memory_move_cost): Likewise.
5069 * config/s390/s390.c (s390_emit_compare_and_swap,
5070 s390_preferred_reload_class, s390_secondary_reload,
5071 legitimize_pic_address, legitimize_tls_address,
5072 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5073 s390_class_max_nregs): Likewise.
5074 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5075 * config/s390/s390.md: Likewise.
5076 * config/score/score-protos.h (score_secondary_reload_class,
5077 score_preferred_reload_class): Likewise.
5078 * config/score/score.c (score_preferred_reload_class,
5079 score_secondary_reload_class): Likewise.
5080 * config/score/score3.c (score3_output_mi_thunk,
5081 score3_preferred_reload_class, score3_secondary_reload_class,
5082 score3_hard_regno_mode_ok): Likewise.
5083 * config/score/score3.h (score3_preferred_reload_class,
5084 score3_secondary_reload_class): Likewise.
5085 * config/score/score7.c (score7_output_mi_thunk,
5086 score7_preferred_reload_class, score7_secondary_reload_class,
5087 score7_hard_regno_mode_ok): Likewise.
5088 * config/score/score7.h (score7_preferred_reload_class,
5089 score7_secondary_reload_class): Likewise.
5090 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5091 output_branchy_insn, add_constant, gen_block_redirect,
5092 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5093 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5095 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5096 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5097 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5098 xstormy16_preferred_reload_class): Likewise.
5099 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5100 xtensa_expand_atomic, override_options,
5101 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5103 * reorg.c (try_merge_delay_insns): Likewise.
5104 * tree.c (merge_dllimport_decl_attributes): Likewise.
5106 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5108 2008-08-06 Michael Matz <matz@suse.de>
5110 * Makefile.in (write_entries_to_file): Quote words.
5111 * gengtype.c: (read_input_line): Skip over leading white-space.
5113 2008-08-06 Marc Gauthier <marc@tensilica.com>
5115 * config.gcc: Match more processor names for Xtensa.
5116 * configure.ac: Likewise.
5117 * doc/install.texi (Specific): Likewise.
5118 * configure: Regenerate.
5120 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5122 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5123 * calls.c (avoid_likely_spilled_reg): Likewise.
5124 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5125 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5126 * config/i386/i386.c (ix86_expand_special_args_builtin,
5127 ix86_secondary_reload): Likewise.
5128 * except.c (struct eh_region, gen_eh_region_catch,
5129 remove_unreachable_regions, duplicate_eh_regions,
5130 assign_filter_values, build_post_landing_pads,
5131 sjlj_find_directly_reachable_regions, remove_eh_handler,
5132 reachable_next_level, foreach_reachable_handler,
5133 can_throw_internal_1, can_throw_external_1,
5134 collect_one_action_chain): Likewise.
5135 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5136 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5137 * function.c (update_temp_slot_address, instantiate_new_reg,
5138 instantiate_virtual_regs_in_rtx,
5139 instantiate_virtual_regs_in_insn): Likewise.
5140 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5141 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5142 gimplify_cleanup_point_expr): Likewise.
5143 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5144 * passes.c (next_pass_1): Likewise.
5145 * print-tree.c (print_node_brief, print_node): Likewise.
5146 * profile.c (branch_prob): Likewise.
5147 * tree-dump.c (dump_register): Likewise.
5148 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5150 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5151 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5152 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5153 copy_arguments_for_versioning, copy_static_chain): Likewise.
5154 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5155 add_new_name_mapping, register_new_name_mapping): Likewise.
5156 * tree-mudflap.c (mf_xform_derefs): Likewise.
5157 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5158 get_init_expr, combine_chains): Likewise.
5159 * tree-pretty-print.c (dump_generic_node): Likewise.
5160 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5161 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5162 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5163 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5165 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5168 * calls.c (expand_call): Use the biggest preferred stack
5171 2008-08-06 Michael Matz <matz@suse.de>
5174 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5175 for reused reload, instead of overwriting them.
5177 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5180 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5181 for incoming stack boundary.
5183 * function.c (assign_parm_find_entry_rtl): Update
5184 parm_stack_boundary.
5186 * function.h (rtl_data): Add parm_stack_boundary.
5188 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5189 parm_stack_boundary for incoming stack boundary.
5191 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5193 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5194 for unrepresentable subregs or treat them as equal to other regs
5195 or subregs with the same register number.
5197 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5200 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5203 2008-08-06 Jan Hubicka <jh@suse.cz>
5205 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5206 frequencies might be hot.
5208 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5210 * reload.c (find_reloads): Force constants into literal pool
5211 also if they are wrapped in a SUBREG.
5213 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5216 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5217 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5218 Don't allow predicated instructions for data speculation.
5219 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5222 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5224 * haifa-sched.c (extend_global): Split to extend_global_data and
5225 extend_region_data. Update all uses.
5226 (extend_all): Rename to extend_block_data.
5228 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5230 * sched-rgn.c (new_ready): Check if instruction can be
5231 speculatively scheduled before attempting speculation.
5232 (debug_rgn_dependencies): Remove wrongful assert.
5234 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5236 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5238 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5240 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5241 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5242 va_size, and type_size.
5244 2008-08-04 Jason Merrill <jason@redhat.com>
5247 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5248 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5250 2008-08-05 Richard Henderson <rth@redhat.com>
5252 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5253 * configure: Rebuild.
5255 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5258 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5259 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5262 2008-08-05 Richard Henderson <rth@redhat.com>
5264 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5265 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5266 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5267 * common.opt (fdwarf2-cfi-asm): New.
5268 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5269 * config.in, configure: Rebuild.
5270 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5271 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5272 (dw2_force_const_mem): Externalize.
5273 * dwarf2asm.h: Update.
5274 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5275 generate a real label.
5276 (output_cfi_directive): New.
5277 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5278 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5279 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5281 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5282 (output_loc_operands_raw, output_loc_sequence_raw): New.
5283 (output_cfa_loc_raw): New.
5285 2008-08-05 Paul Brook <paul@codesourcery.com>
5287 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5288 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5289 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5290 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5291 * config/arm/arm.h (TARGET_VFPD32): Define.
5292 (TARGET_VFP3): Use TARGET_VFPD32.
5293 (fputype): Add FPUTYPE_VFP3D16.
5294 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5295 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5296 * config/arm/arm-cores.def: Add cortex-r4f.
5297 * config/arm/arm-tune.md: Regenerate.
5299 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5301 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5302 Reword some comments throughout the file.
5304 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5305 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5306 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5307 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5309 (MFC_START_ENABLE): Remove PPU-only define.
5310 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5311 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5313 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5314 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5315 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5316 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5317 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5318 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5319 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5321 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5322 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5323 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5324 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5326 (spu_read_machine_status): Fix typo.
5328 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5330 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5331 SUBREG of multi-word hard register.
5332 * config/spu/spu.c (valid_subreg): Likewise.
5333 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5335 2008-08-04 Richard Guenther <rguenther@suse.de>
5337 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5338 the candidate with the stripped base if that base is different
5339 from the original base even for offset zero.
5341 2008-08-04 Richard Guenther <rguenther@suse.de>
5344 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5345 check for no_overflow.
5347 2008-08-04 Richard Guenther <rguenther@suse.de>
5349 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5351 2008-08-04 Paul Brook <paul@codesourcery.com>
5353 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5354 (arm_order_regs_for_local_alloc): New function.
5355 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5357 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5359 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5362 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5363 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5364 (ix86_expand_epilogue): Likewise.
5366 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5368 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5371 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5373 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5374 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5375 (*movv2sf_internal_rex64): Ditto.
5377 2008-08-03 Jan Hubicka <jh@suse.cz>
5379 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5380 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5381 * expmed.c (expand_smod_pow2): Likewise.
5383 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5387 alternative 0 of operand 1.
5388 (*vec_concatv2di_rex64_sse): Ditto.
5389 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5391 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5392 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5393 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5394 (*movv2sf_internal_rex64): Ditto.
5396 2008-08-02 Richard Guenther <rguenther@suse.de>
5399 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5400 (ssedoublesizemode): New mode attribute.
5401 (sse_shufps): Call gen_sse_shufps_v4sf.
5402 (sse_shufps_1): Macroize.
5403 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5404 (sse2_shufpd_1): Macroize.
5405 (vec_extract_odd, vec_extract_even): New expanders.
5406 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5407 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5408 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5409 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5410 (ix86_expand_vector_set): Likewise.
5411 (ix86_expand_reduc_v4sf): Likewise.
5413 2008-08-01 Doug Kwan <dougkwan@google.com>
5415 * matrix-reorg.c: Re-enable all code.
5416 (struct malloc_call_data): Change CALL_STMT to gimple type.
5417 (collect_data_for_malloc_call): Tuplify.
5418 (struct access_site_info): Change STMT to gimple type.
5419 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5420 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5421 (struct free_info): Change STMT to gimple type.
5422 (struct matrix_access_phi_node): Change PHI to gimple type.
5423 (get_inner_of_cast_expr): Remove.
5424 (may_flatten_matrices_1): Tuplify.
5425 (may_flatten_matrices): Ditto.
5426 (mark_min_matrix_escape_level): Ditto.
5427 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5428 (ssa_accessed_in_call_rhs): New
5429 (ssa_accessed_in_assign_rhs): New
5430 (record_access_alloc_site_info): Tuplify.
5431 (add_allocation_site): Ditto.
5432 (analyze_matrix_allocation_site): Ditto.
5433 (analyze_transpose): Ditto.
5434 (get_index_from_offset): Ditto.
5435 (update_type_size): Ditto.
5436 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5437 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5438 (analyze_accesses_for_phi_node): Tuplify.
5439 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5440 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5441 (analyze_matrix_accesses): Tuplify.
5442 (check_var_data): New call-back type for check_var_notmodified_p.
5443 (check_var_notmodified_p): Tuplify and use call-back struct to
5444 return statement found.
5445 (can_calculate_expr_before_stmt): Factor out statement related code
5447 (can_calculate_stmt_before_stmt): New.
5448 (check_allocation_function): Tuplify.
5449 (find_sites_in_func): Ditto.
5450 (record_all_accesses_in_func): Ditto.
5451 (transform_access_sites): Ditto.
5452 (transform_allocation_sites): Ditto.
5453 (matrix_reorg): Re-enable.
5454 (gate_matrix_reorg): Re-enable.
5456 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5458 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5459 for labels for which it hasn't been set yet. If it has been set,
5460 stop walking insns and continue with next worklist item.
5461 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5462 if the only BARRIER is at the very end of a function.
5464 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5466 * cfgexpand.c (expand_stack_alignment): Assert that
5467 stack_realign_drap and drap_rtx must match.
5469 * function.c (instantiate_new_reg): If DRAP is used to realign
5470 stack, replace virtual_incoming_args_rtx with internal arg
5473 2008-08-01 Richard Guenther <rguenther@suse.de>
5475 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5476 loop information only if we initialized it.
5477 (execute_pre): Call fini_pre with in_fre.
5478 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5479 if we do not unroll because we hit max-completely-peeled-insns.
5480 Use our estimation for consistency, do allow shrinking.
5482 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5484 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5485 with MIN_STACK_BOUNDARY.
5486 (ix86_update_stack_boundary): Likewise.
5487 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5490 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5491 (MIN_STACK_BOUNDARY): This.
5493 2008-08-01 Richard Guenther <rguenther@suse.de>
5496 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5498 2008-08-01 Richard Guenther <rguenther@suse.de>
5500 PR tree-optimization/36988
5501 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5502 do not matter if that doesn't change volatile qualification.
5504 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5506 * configure.ac: Do not generate libada-mk. Do not subst
5508 * libada-mk.in: Remove.
5509 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5510 * configure: Regenerate.
5512 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5514 * tree-pass.h: Added comment about not dumping passes with name
5515 starting with star in struct opt_pass.
5516 * passes.c (register_dump_files_1): Don't do dump for a pass with
5517 name starting with star.
5518 * doc/passes.texi (Pass manager): Mention pass names and special
5519 meaning of star prefix to avoid dump.
5521 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5523 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5525 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5526 (ISA_MIPS64R2): New macro.
5527 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5528 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5529 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5530 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5531 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5532 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5533 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5534 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5535 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5536 Move up to keep list alphabetically sorted.
5537 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5538 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5540 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5541 (-march=@var{arch}): Add mips64r2.
5543 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5545 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5547 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5549 * expr.c (expand_assignment): Check for complete type.
5551 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5554 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5556 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5557 for stack alignment.
5559 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5561 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5563 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5564 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5566 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5568 PR rtl-optimization/36419
5569 * dwarf2out.c (barrier_args_size): New variable.
5570 (compute_barrier_args_size, compute_barrier_args_size_1): New
5572 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5573 if not called yet in the current function, use barrier_args_size
5574 array to find the new args_size value.
5575 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5577 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5580 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5583 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5586 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5587 (dwarf2out_stack_adjust): Use it.
5588 (dwarf2out_frame_debug_expr): Likewise.
5590 2008-07-31 Richard Guenther <rguenther@suse.de>
5592 PR tree-optimization/36978
5593 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5594 the generated condition.
5596 2008-07-31 Richard Guenther <rguenther@suse.de>
5598 * passes.c (init_optimization_passes): Always call
5599 pass_early_warn_uninitialized.
5600 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5601 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5602 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5604 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5607 * builtins.c (maybe_emit_free_warning): New function.
5608 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5609 maybe_emit_free_warning for BUILT_IN_FREE.
5612 * dwarf2out.c (get_context_die): New function.
5613 (force_decl_die, force_type_die): Use it.
5614 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5615 returns NULL, force generation of DW_TAG_typedef and put that into
5618 PR preprocessor/36649
5619 * c-pch.c (c_common_read_pch): Save and restore
5620 line_table->trace_includes across PCH restore.
5622 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5625 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5627 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5630 * final.c (call_from_call_insn): Handle COND_EXEC.
5632 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5634 * builtins.c (std_gimplify_va_arg_expr): Replace
5635 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5636 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5638 2008-07-30 Joey Ye <joey.ye@intel.com>
5639 H.J. Lu <hongjiu.lu@intel.com>
5641 * builtins.c (expand_builtin_setjmp_receiver): Replace
5642 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5643 (expand_builtin_apply_args_1): Likewise.
5644 (expand_builtin_longjmp): Need DRAP for stack alignment.
5645 (expand_builtin_apply): Likewise.
5647 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5648 instead of assign_stack_local to allow alignment reduction.
5650 * calls.c (emit_call_1): Need DRAP for stack alignment if
5652 (expand_call): Replace virtual_incoming_args_rtx with
5653 crtl->args.internal_arg_pointer.
5654 * stmt.c (expand_nl_goto_receiver): Likewise.
5656 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5657 alignment and store to stack_alignment_estimated and
5658 max_used_stack_slot_alignment.
5659 (expand_one_var): Likewise.
5660 (expand_stack_alignment): New function.
5661 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5662 and stack_alignment_estimated fields in rtl_data. Call
5663 expand_stack_alignment at end.
5665 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5666 (MAX_STACK_ALIGNMENT): Likewise.
5667 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5668 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5670 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5671 stack alignment when generating virtual registers.
5673 * function.c (assign_stack_local): Renamed to ...
5674 (assign_stack_local_1): This. Add a parameter to indicate
5675 if it is OK to reduce alignment.
5676 (assign_stack_local): Use it.
5677 (instantiate_new_reg): Instantiate virtual incoming args rtx
5678 to vDRAP if stack realignment and DRAP is needed.
5679 (assign_parms): Collect parameter/return type alignment and
5680 contribute to stack_alignment_estimated.
5681 (locate_and_pad_parm): Likewise.
5682 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5683 with crtl->args.internal_arg_pointer.
5685 * function.h (rtl_data): Add new field drap_reg,
5686 max_used_stack_slot_alignment, stack_alignment_estimated,
5687 stack_realign_needed, need_drap, stack_realign_processed and
5688 stack_realign_finalized.
5689 (stack_realign_fp): New macro.
5690 (stack_realign_drap): Likewise.
5692 * global.c (compute_regsets): Frame pointer is needed when
5693 stack is realigned. Can eliminate frame pointer when stack is
5694 realigned and dynamic realigned argument pointer isn't used.
5696 * reload1.c (update_eliminables): Frame pointer is needed
5697 when stack is realigned.
5698 (init_elim_table): Can eliminate frame pointer when stack is
5699 realigned and dynamic realigned argument pointer isn't used.
5701 * rtl.h (assign_stack_local_1): Declare new funtion.
5703 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5704 (TARGET_GET_DRAP_RTX): Likewise.
5705 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5706 TARGET_GET_DRAP_RTX.
5708 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5710 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5711 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5713 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5714 H.J. Lu <hongjiu.lu@intel.com>
5716 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5717 vdrap_reg, stack_realign and drap_reg_saved.
5718 (add_cfi): Don't allow redefining CFA when DRAP is used.
5719 (reg_save): Handle stack alignment.
5720 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5721 alignment. Don't generate DWARF information for (set fp sp)
5723 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5725 (int_loc_descriptor): Move prototype forward. Also define if
5726 DWARF2_UNWIND_INFO is true.
5727 (output_cfa_loc): Handle DW_CFA_expression.
5728 (build_cfa_aligned_loc): New.
5729 (based_loc_descr): Update assert for stack realign. For local
5730 variables, use sp+offset when stack is aligned without drap and
5731 fp+offset when stack is aligned with drap. For arguments, use
5732 cfa+offset when drap is used to align stack.
5734 2008-07-30 Joey Ye <joey.ye@intel.com>
5735 H.J. Lu <hongjiu.lu@intel.com>
5737 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5739 (ix86_gen_andsp): New.
5740 (ix86_user_incoming_stack_boundary): Likewise.
5741 (ix86_default_incoming_stack_boundary): Likewise.
5742 (ix86_incoming_stack_boundary): Likewise.
5743 (ix86_can_eliminate): Likewise.
5744 (find_drap_reg): Likewise.
5745 (ix86_update_stack_boundary): Likewise.
5746 (ix86_get_drap_rtx): Likewise.
5747 (ix86_finalize_stack_realign_flags): Likewise.
5748 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5749 (TARGET_GET_DRAP_RTX): Likewise.
5750 (override_options): Overide option value for new options.
5751 (ix86_function_ok_for_sibcall): Remove check for
5752 force_align_arg_pointer.
5753 (ix86_handle_cconv_attribute): Likewise.
5754 (ix86_function_regparm): Likewise.
5755 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5756 (ix86_va_start): Replace virtual_incoming_args_rtx with
5757 crtl->args.internal_arg_pointer.
5758 (ix86_select_alt_pic_regnum): Check DRAP register.
5759 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5760 (ix86_compute_frame_layout): Compute frame layout wrt stack
5762 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5763 (ix86_expand_prologue): Decide if stack realignment is needed
5764 and generate prologue code accordingly.
5765 (ix86_expand_epilogue): Generate epilogue code wrt stack
5766 realignment is really needed or not.
5768 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5769 (ABI_STACK_BOUNDARY): Likewise.
5770 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5771 (STACK_REALIGN_DEFAULT): Likewise.
5772 (INCOMING_STACK_BOUNDARY): Likewise.
5773 (MAX_STACK_ALIGNMENT): Likewise.
5774 (ix86_incoming_stack_boundary): Likewise.
5775 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5776 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5777 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5778 (machine_function): Remove force_align_arg_pointer.
5780 * config/i386/i386.md (BX_REG): New.
5781 (R13_REG): Likewise.
5783 * config/i386/i386.opt (mforce_drap): New.
5784 (mincoming-stack-boundary): Likewise.
5785 (mstackrealign): Add Init(-1).
5787 * config/i386/i386-protos.h (ix86_can_eliminate): New
5789 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5791 * doc/extend.texi: Update force_align_arg_pointer.
5793 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5796 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5797 (INCOMING_STACK_BOUNDARY): Likewise.
5798 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5799 (TARGET_GET_DRAP_RTX): Likewise.
5801 2008-07-30 Andreas Schwab <schwab@suse.de>
5803 PR rtl-optimization/36929
5804 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5805 add_insn_before and fix argument order.
5806 (replace_inc_dec_mem): Handle NULL rtx.
5808 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5810 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5812 (arm_compute_initial_elimination_offset): Use it.
5813 (arm_compute_save_reg_mask): Include static chain save slot when
5814 calculating alignment.
5815 (arm_get_frame_offsets): Ditto.
5816 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5817 that we can use to decrement the stack when the stack decrement
5818 could be too big for an immediate value in a single insn.
5819 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5821 2008-07-30 Richard Guenther <rguenther@suse.de>
5823 PR tree-optimization/36967
5824 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5825 Release defs of statements we remove.
5827 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5829 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5830 instead of NULL_RTVEC.
5832 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5836 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5839 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5841 * final.c (call_from_call_insn): New.
5842 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5844 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5846 * configure.ac: Substitute ADA_CFLAGS.
5847 * configure: Regenerate.
5848 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5849 * Makefile.in: Remove mention of X_* variables.
5850 * config/pa/x-ada-hpux10: Remove.
5851 * config/pa/x-ada: Remove.
5853 * doc/fragments.texi: Update.
5855 2008-07-30 Olivier Hainque <hainque@adacore.com>
5857 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5858 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5859 __dso_handle explicitly here.
5861 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5864 * c-typeck.c (build_binary_op): Encapsulate code into...
5865 * c-common.c (shorten_binary_op): ...this new function.
5866 (conversion_warning): Use the new function. Handle non-negative
5867 constant in bitwise-and.
5868 * c-common.h (shorten_binary_op): Declare.
5870 2008-07-30 Olivier Hainque <hainque@adacore.com>
5872 * scan.c (make_sstring_space): Add explicit conversions of
5873 allocator's return value.
5874 * fix-header.c (recognized_function): Likewise.
5876 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5878 * doc/cpp.texi: Update to GFDL 1.2.
5879 * doc/gcc.texi: Do not list GPL as Invariant Section.
5880 * doc/gccint.texi: Likewise. Update copyright years.
5881 * doc/install.texi: Update copyright years.
5883 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5886 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5887 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5889 2008-07-29 Jan Hubicka <jh@suse.cz>
5891 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5892 (grokdeclarator): Likewise.
5893 * langhooks.c (lhd_warn_unused_global_decl): Use
5894 DECL_DECLARED_INLINE_P.
5895 * print-tree.c (print_node): Remove DECL_INLINE check.
5897 2008-07-29 Richard Guenther <rguenther@suse.de>
5899 PR tree-optimization/36945
5900 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5902 Record invariant addresses un-decomposed.
5903 (copy_reference_ops_from_call): Record reference call
5904 arguments properly. Simplify.
5905 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5906 helper split out from ...
5907 (create_component_ref_by_pieces): ... here. Simplify.
5908 Prepare for recursive invocation for call arguments.
5909 (create_expression_by_pieces): Adjust call to
5910 create_component_ref_by_pieces.
5911 (compute_avail): Process operand 2 of reference ops.
5913 2008-07-29 Richard Guenther <rguenther@suse.de>
5915 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5917 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5919 * c-format.c (check_format_types): Revert unwanted checkin.
5921 2008-07-29 Jan Hubicka <jh@suse.cz>
5923 * flags.h (flag_really_no_inline): Remove.
5924 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5925 * toplev.c (flag_really_no_inline): Remove.
5926 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5927 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5928 (cgraph_decide_inlining_incrementally): Likewise.
5929 (compute_inline_parameters): Likewise.
5930 * opts.c (decode_options): Simplify.
5931 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5932 * common.opt (finline): Initialize to 1.
5933 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5935 2008-07-29 Jan Hubicka <jh@suse.cz>
5937 * predict.c (always_optimize_for_size_p): New function.
5938 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5939 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5940 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5942 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5943 * function.c (prepare_function_start): Set default profile.
5944 * function.h (rtl_data): Add maybe_hot_insn_p.
5945 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5946 (construct_exit_block): Likewise.
5947 (tree_expand_cfg): Likewise.
5949 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5950 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5951 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5952 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5955 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5958 * c-decl.c (merge_decls): Merge USED flags.
5960 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5962 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5963 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5964 next_stack, lab_false and lab_over trees.
5966 2008-07-28 Richard Guenther <rguenther@suse.de>
5968 PR tree-optimization/36957
5969 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5970 (useless_type_conversion_p): Remove.
5971 (types_compatible_p): Remove.
5972 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5973 (useless_type_conversion_p): Declare.
5974 (types_compatible_p): Declare.
5975 (gimple_expr_type): Return the base type only if it is
5976 trivially convertible to the subtype.
5978 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5980 * configure.ac: Use the m4_do macro to concatenate the warnings into
5981 one string in ACX_PROG_CC_WARNING_OPTS,
5982 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5983 * configure: Regenerate.
5985 2008-07-28 Richard Guenther <rguenther@suse.de>
5987 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5988 (insert_fake_stores): Remove.
5989 (realify_fake_stores): Likewise.
5990 (execute_pre): Remove dead code.
5991 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5992 (find_func_aliases): Deal with it here instead.
5993 Re-enable gcc_unreachable call.
5995 2008-07-28 Richard Guenther <rguenther@suse.de>
5997 Merge from gimple-tuples-branch.
5999 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6000 * gimple.def: New file.
6001 * gsstruct.def: Likewise.
6002 * gimple-iterator.c: Likewise.
6003 * gimple-pretty-print.c: Likewise.
6004 * tree-gimple.c: Removed. Merged into ...
6005 * gimple.c: ... here. New file.
6006 * tree-gimple.h: Removed. Merged into ...
6007 * gimple.h: ... here. New file.
6009 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6010 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6011 --enable-checking=gimple flag.
6012 * config.in: Likewise.
6013 * configure: Regenerated.
6015 * tree-ssa-operands.h: Tuplified.
6016 * tree-vrp.c: Likewise.
6017 * tree-loop-linear.c: Likewise.
6018 * tree-into-ssa.c: Likewise.
6019 * tree-ssa-loop-im.c: Likewise.
6020 * tree-dump.c: Likewise.
6021 * tree-complex.c: Likewise.
6022 * cgraphbuild.c: Likewise.
6023 * tree-ssa-threadupdate.c: Likewise.
6024 * tree-ssa-loop-niter.c: Likewise.
6025 * tree-pretty-print.c: Likewise.
6026 * tracer.c: Likewise.
6027 * gengtype.c: Likewise.
6028 * tree-loop-distribution.c: Likewise.
6029 * tree-ssa-loop-unswitch.c: Likewise.
6030 * cgraph.c: Likewise.
6031 * cgraph.h: Likewise.
6032 * tree-ssa-loop-manip.c: Likewise.
6033 * value-prof.c: Likewise.
6034 * tree-ssa-loop-ch.c: Likewise.
6035 * tree-tailcall.c: Likewise.
6036 * value-prof.h: Likewise.
6039 * tree-pass.h: Likewise.
6040 * ipa-cp.c: Likewise.
6041 * tree-scalar-evolution.c: Likewise.
6042 * tree-scalar-evolution.h: Likewise.
6043 * target.h: Likewise.
6044 * lambda-mat.c: Likewise.
6045 * tree-phinodes.c: Likewise.
6046 * diagnostic.h: Likewise.
6047 * builtins.c: Likewise.
6048 * tree-ssa-alias-warnings.c: Likewise.
6049 * cfghooks.c: Likewise.
6050 * fold-const.c: Likewise.
6051 * cfghooks.h: Likewise.
6052 * omp-low.c: Likewise.
6053 * tree-ssa-dse.c: Likewise.
6054 * ipa-reference.c: Likewise.
6055 * tree-ssa-uncprop.c: Likewise.
6056 * toplev.c: Likewise.
6057 * tree-gimple.c: Likewise.
6058 * tree-gimple.h: Likewise.
6059 * tree-chrec.c: Likewise.
6060 * tree-chrec.h: Likewise.
6061 * tree-ssa-sccvn.c: Likewise.
6062 * tree-ssa-sccvn.h: Likewise.
6063 * cgraphunit.c: Likewise.
6064 * tree-ssa-copyrename.c: Likewise.
6065 * tree-ssa-ccp.c: Likewise.
6066 * tree-ssa-loop-ivopts.c: Likewise.
6067 * tree-nomudflap.c: Likewise.
6068 * tree-call-cdce.c: Likewise.
6069 * ipa-pure-const.c: Likewise.
6070 * c-format.c: Likewise.
6071 * tree-stdarg.c: Likewise.
6072 * tree-ssa-math-opts.c: Likewise.
6073 * tree-ssa-dom.c: Likewise.
6074 * tree-nrv.c: Likewise.
6075 * tree-ssa-propagate.c: Likewise.
6076 * ipa-utils.c: Likewise.
6077 * tree-ssa-propagate.h: Likewise.
6078 * tree-ssa-alias.c: Likewise.
6079 * gimple-low.c: Likewise.
6080 * tree-ssa-sink.c: Likewise.
6081 * ipa-inline.c: Likewise.
6082 * c-semantics.c: Likewise.
6083 * dwarf2out.c: Likewise.
6085 * tree-ssa-loop-ivcanon.c: Likewise.
6086 * predict.c: Likewise.
6087 * tree-ssa-loop.c: Likewise.
6088 * tree-parloops.c: Likewise.
6089 * tree-ssa-address.c: Likewise.
6090 * tree-ssa-ifcombine.c: Likewise.
6091 * matrix-reorg.c: Likewise.
6092 * c-decl.c: Likewise.
6093 * tree-eh.c: Likewise.
6094 * c-pretty-print.c: Likewise.
6095 * lambda-trans.c: Likewise.
6096 * function.c: Likewise.
6097 * langhooks.c: Likewise.
6098 * ebitmap.h: Likewise.
6099 * tree-vectorizer.c: Likewise.
6100 * function.h: Likewise.
6101 * langhooks.h: Likewise.
6102 * tree-vectorizer.h: Likewise.
6103 * ipa-type-escape.c: Likewise.
6104 * ipa-type-escape.h: Likewise.
6105 * domwalk.c: Likewise.
6106 * tree-if-conv.c: Likewise.
6107 * profile.c: Likewise.
6108 * domwalk.h: Likewise.
6109 * tree-data-ref.c: Likewise.
6110 * tree-data-ref.h: Likewise.
6111 * tree-flow-inline.h: Likewise.
6112 * tree-affine.c: Likewise.
6113 * tree-vect-analyze.c: Likewise.
6114 * c-typeck.c: Likewise.
6115 * gimplify.c: Likewise.
6116 * coretypes.h: Likewise.
6117 * tree-ssa-phiopt.c: Likewise.
6118 * calls.c: Likewise.
6119 * tree-ssa-coalesce.c: Likewise.
6120 * tree.def: Likewise.
6121 * tree-dfa.c: Likewise.
6122 * except.c: Likewise.
6123 * except.h: Likewise.
6124 * cfgexpand.c: Likewise.
6125 * tree-cfgcleanup.c: Likewise.
6126 * tree-ssa-pre.c: Likewise.
6127 * tree-ssa-live.c: Likewise.
6128 * tree-sra.c: Likewise.
6129 * tree-ssa-live.h: Likewise.
6130 * tree-predcom.c: Likewise.
6131 * lambda.h: Likewise.
6132 * tree-mudflap.c: Likewise.
6133 * ipa-prop.c: Likewise.
6134 * print-tree.c: Likewise.
6135 * tree-ssa-copy.c: Likewise.
6136 * ipa-prop.h: Likewise.
6137 * tree-ssa-forwprop.c: Likewise.
6138 * ggc-page.c: Likewise.
6139 * c-omp.c: Likewise.
6140 * tree-ssa-dce.c: Likewise.
6141 * tree-vect-patterns.c: Likewise.
6142 * tree-ssa-ter.c: Likewise.
6143 * tree-nested.c: Likewise.
6144 * tree-ssa.c: Likewise.
6145 * lambda-code.c: Likewise.
6146 * tree-ssa-loop-prefetch.c: Likewise.
6147 * tree-inline.c: Likewise.
6148 * tree-inline.h: Likewise.
6149 * tree-iterator.c: Likewise.
6150 * tree-optimize.c: Likewise.
6151 * tree-ssa-phiprop.c: Likewise.
6152 * tree-vect-transform.c: Likewise.
6153 * tree-object-size.c: Likewise.
6154 * tree-outof-ssa.c: Likewise.
6155 * cfgloop.c: Likewise.
6156 * system.h: Likewise.
6157 * tree-profile.c: Likewise.
6158 * cfgloop.h: Likewise.
6159 * c-gimplify.c: Likewise.
6160 * c-common.c: Likewise.
6161 * tree-vect-generic.c: Likewise.
6162 * tree-flow.h: Likewise.
6163 * c-common.h: Likewise.
6164 * basic-block.h: Likewise.
6165 * tree-ssa-structalias.c: Likewise.
6166 * tree-switch-conversion.c: Likewise.
6167 * tree-ssa-structalias.h: Likewise.
6168 * tree-cfg.c: Likewise.
6169 * passes.c: Likewise.
6170 * ipa-struct-reorg.c: Likewise.
6171 * ipa-struct-reorg.h: Likewise.
6172 * tree-ssa-reassoc.c: Likewise.
6173 * cfgrtl.c: Likewise.
6174 * varpool.c: Likewise.
6176 * tree-ssanames.c: Likewise.
6177 * tree-ssa-threadedge.c: Likewise.
6178 * langhooks-def.h: Likewise.
6179 * tree-ssa-operands.c: Likewise.
6180 * config/alpha/alpha.c: Likewise.
6181 * config/frv/frv.c: Likewise.
6182 * config/s390/s390.c: Likewise.
6183 * config/m32c/m32c.c: Likewise.
6184 * config/m32c/m32c-protos.h: Likewise.
6185 * config/spu/spu.c: Likewise.
6186 * config/sparc/sparc.c: Likewise.
6187 * config/i386/i386.c: Likewise.
6188 * config/sh/sh.c: Likewise.
6189 * config/xtensa/xtensa.c: Likewise.
6190 * config/stormy16/stormy16.c: Likewise.
6191 * config/ia64/ia64.c: Likewise.
6192 * config/rs6000/rs6000.c: Likewise.
6193 * config/pa/pa.c: Likewise.
6194 * config/mips/mips.c: Likewise.
6196 2008-07-28 Simon Baldwin <simonb@google.com>
6198 * c-pragma.c (handle_pragma_message): New function.
6199 (init_pragma): Register handle_pragma_message.
6200 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6203 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6205 PR tree-optimization/35252
6206 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6207 REALPART_EXPR to be considered as same load operation.
6209 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6211 PR tree-optimization/36830
6212 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6213 (expressions_equal_p): Return false if only one operand is null.
6215 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6217 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6218 version requirements.
6220 2008-07-26 Olivier Hainque <hainque@adacore.com>
6222 * collect2.c (symkind): New enum. Symbol kinds we care about.
6223 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6224 code and head comment accordingly.
6225 (scan_prog_file): Use symkind names instead of bare integers.
6227 2008-07-25 Jan Hubicka <jh@suse.cz>
6229 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6231 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6232 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6233 * dojump.c (clear_pending_stack_adjust): Likewise.
6234 * print-tree.c (print_node): Ignore DECL_INLINE.
6235 * tree-inline.c (inlinable_function_p): Likewise.
6237 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6239 * doc/extend.texi (hot attribute): Document that the hot attribute
6240 turns on -O3 for some ports.
6241 (cold attribute): Document that the cold attribute turns on -Os
6244 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6245 reflect function specific option support.
6247 * target.h (struct target_option_hooks): Add fields to say whether
6248 the cold attribute implies -Os and the hot attribute implies -O3.
6250 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6251 By default, do not turn on -Os for cold functions.
6252 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6253 not turn on -O3 for hot functions.
6255 * c-common.c (handle_hot_attribute): Use target hook to determine
6256 if hot functions should enable -O3.
6257 (handle_cold_attribute): Use target hook to determine if cold
6258 functions should enable -Os.
6260 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6261 (override_options): Move disable scheduling to
6262 optimization_options.
6263 (optimization_options): Disable scheduling here, not
6265 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6266 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6268 * config/ia64/ia64.c (ia64_override_options): Move setting
6269 scheduling flags to ia64_optimization_options.
6270 (ia64_optimization_options): Disable scheduling options here, and
6271 not in ia64_override_options.
6272 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6273 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6275 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6278 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6280 2008-07-25 Martin Jambor <mjambor@suse.cz>
6282 PR tree-optimization/36926
6283 * ipa-prop.c (ipa_analyze_call_uses): Call
6284 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6286 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6288 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6289 movv2si_internal): Add mem = reg alternative.
6291 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6294 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6295 DEFAULT_PCC_STRUCT_RETURN to 127.
6297 2008-07-24 Jan Hubicka <jh@suse.cz>
6299 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6300 (build_cgraph_edges): Likewise.
6301 * cgraph.c (cgraph_node): Do not update assembler hash.
6302 (cgraph_remove_node): Drop non-unit-at-a-time code.
6303 * tree-pass.h (pass_O0_always_inline): Remove.
6304 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6305 * toplev.c (process_options): Flag unit-at-a-time does not imply
6307 * cgraphunit.c: Update comments.
6308 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6309 (cgraph_assemble_pending_functions): Remove.
6310 (cgraph_reset_node): Drop non-unit-at-a-time code.
6311 (cgraph_finalize_function): Likewise.
6312 (cgraph_analyze_function): Likewise.
6313 (cgraph_finalize_compilation_unit): Likewise.
6314 (cgraph_expand_function): Likewise.
6315 (cgraph_optimize): Likesise.
6316 (save_inline_function_body): Likewise.
6317 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6318 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6319 * ipa-inline.c: Update comments.
6320 (enum inlining_mode): remove INLINE_SPEED.
6321 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6322 (cgraph_mark_inline_edge): Likewise.
6323 (try_inline): Likewise.
6324 (cgraph_decide_inlining_incrementally): Likewise.
6325 (cgraph_gate_inlining): Remove.
6326 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6327 (cgraph_gate_early_inlining): Likewise.
6328 (gate_inline_passes): Remove.
6329 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6330 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6331 pass_O0_always_inline): Remove.
6332 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6333 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6334 * opts.c (no_unit_at_a_time_default): Remove.
6335 (decode_options): Remove flag_unit_at_a_time reset and warning.
6336 * opts.h (no_unit_at_a_time_default): Remove.
6337 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6338 early in GNU dialect.
6339 (merge_decls): Update comment; drop unit-at-a-time check.
6340 (finish_decl): Likewise.
6341 (grok_declaration): Remove flag_inline_trees code.
6342 (finish_functions): Return on function returning non-void on all
6344 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6345 * cfgexpand.c (expand_one_static_var): Remove.
6346 (expand_one_var): Remove expand_one_static_var call.
6347 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6348 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6349 and flag_unit_at_a-time compatibility checks.
6350 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6351 * tree-inline.c (flag_inline_trees): Remove.
6352 (inlinable_function_p): Don't check it.
6353 (expand_call_inline): Remove non-unit-at-a-time code.
6354 * tree-inline.h (flag_inline_trees): Remove.
6355 * tree-optimize.c (execute_early_local_optimizations): Remove
6356 unit-at-a-time checks.
6357 (tree_rest_of_compilation): Likewise.
6358 * combine.c (setup_incoming_promotions): Likewise.
6359 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6360 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6361 * passes.c (pass_inline_parameters): Update comments; remove
6362 O0_alwaysinline pass.
6363 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6364 (execute_one_pass): Likewise.
6365 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6366 (ix86_function_sseregparm): Likewise.
6367 * arm.c (arm_function_in_section_p): Likewise.
6368 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6369 * varpool.c: Update comments.
6370 (decide_is_variable_needed): Remove unit-at-a-time checks.
6371 (varpool_finalize_decl): Likewise.
6373 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6375 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6377 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6379 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6381 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6382 imp symbol extension.
6384 2008-07-23 Ian Lance Taylor <iant@google.com>
6386 * tree-vrp.c (infer_value_range): Ignore asm statements when
6387 looking for memory accesses for -fdelete-null-pointer-checks.
6389 2008-07-24 Ben Elliston <bje@au.ibm.com>
6391 * config/spu/spu-c.c (__vector_keyword): New variable.
6392 (vector_keyword): Likewise.
6393 (spu_categorize_keyword): New function.
6394 (spu_macro_to_expand): Likewise.
6395 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6396 compiling an ISO C dialect.
6398 2008-07-24 Ben Elliston <bje@au.ibm.com>
6400 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6403 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6405 * configure: Regenerate.
6406 * configure.ac: Require texinfo 4.7.
6407 * doc/install.texi: Document texinfo 4.7 requirement.
6409 2008-07-23 Martin Jambor <mjambor@suse.cz>
6411 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6412 rather than for DECL_SAVED_TREE.
6413 * ipa-prop.c: Include diagnostic.h.
6414 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6416 (ipa_detect_param_modifications): Function rewritten from scratch.
6417 (ipa_compute_jump_functions): Changed accesses to modification flags.
6418 (ipa_free_node_params_substructures): Update flags destruction.
6419 (ipa_node_duplication_hook): Update flags duplication.
6420 (ipa_print_all_params_modified): Updated flag access.
6421 * ipa-prop.h (struct ipa_param_flags): New structure.
6422 (struct ipa_node_params): New field modification_analysis_done,
6423 modified_flags changed into param_flags.
6424 (ipa_is_ith_param_modified): Changed to use new flags.
6425 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6427 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6428 ipa-cp.c and split into two functions.
6429 (ipa_print_node_jump_functions): New function.
6430 (compute_scalar_jump_functions): New function.
6431 (type_like_member_ptr_p): New function.
6432 (compute_pass_through_member_ptrs): New function.
6433 (fill_member_ptr_cst_jump_function): New function.
6434 (determine_cst_member_ptr): New function.
6435 (compute_cst_member_ptr_arguments): New function.
6436 (ipa_compute_jump_functions): Complete rewrite.
6437 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6438 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6439 (struct ipa_member_ptr_cst): New structure.
6440 (union jump_func_value): New field member_cst.
6441 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6442 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6443 jump function types.
6444 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6445 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6446 instead of ipcp_print_all_jump_functions.
6447 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6448 only for replacable scalars.
6450 * doc/invoke.texi (Optimize options): Add description of
6451 -findirect-inlining.
6452 * common.opt (flag_indirect_inlining): New flag.
6453 * opts.c (decode_options): Set flag_indirect_inlining when
6456 * ipa-inline.c: Include ipa-prop.h.
6457 (inline_indirect_intraprocedural_analysis): New function.
6458 (inline_generate_summary): Allocate parameter and argument info
6459 structures, call inline_indirect_intraprocedural_analysis on each
6460 node when doing indirect inlining and deallocate indirect inlining
6461 data structures in the end.
6462 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6463 (free_all_ipa_structures_after_iinln): New function.
6464 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6466 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6468 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6469 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6470 of computing the frequency separately.
6471 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6472 of computing the frequency separately.
6473 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6474 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6475 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6476 (ipa_get_stmt_member_ptr_load_param): New function.
6477 (ipa_is_ssa_with_stmt_def): New function.
6478 (ipa_note_param_call): New function.
6479 (ipa_analyze_call_uses): New function.
6480 (ipa_analyze_stmt_uses): New function.
6481 (ipa_analyze_params_uses): New function.
6482 (ipa_free_node_params_substructures): Also free the param_calls linked
6484 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6485 (ipa_print_node_param_flags): New function.
6486 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6487 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6488 * ipa-prop.h (struct ipa_param_flags): New field called.
6489 (struct ipa_param_call_note): New structure.
6490 (struct ipa_node_params): New fields param_calls and
6492 (ipa_is_ith_param_called): New function.
6493 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6494 ipa_analyze_params_uses and dump parameter flags.
6496 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6497 ipa_propagate_indirect_call_infos if performing indirect inlining,
6498 pass a new parameter new_edges to it.
6499 (add_new_edges_to_heap): New fucntion.
6500 (cgraph_decide_inlining_of_small_functions): New vector
6501 new_indirect_edges for newly found indirect edges , call
6502 ipa_propagate_indirect_call_infos after inlining.
6503 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6504 inlining if performing indirect inlining. Call
6505 free_all_ipa_structures_after_iinln when doing so too.
6506 (inline_generate_summary): Do not call
6507 free_all_ipa_structures_after_iinln here.
6508 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6509 (print_edge_addition_message): New function.
6510 (update_call_notes_after_inlining): New function.
6511 (propagate_info_to_inlined_callees): New function.
6512 (ipa_propagate_indirect_call_infos): New function.
6513 * ipa-prop.h: Include cgraph.h
6514 (struct ipa_param_call_note): Fields reordered, new field processed.
6515 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6517 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6518 rediscovered call statements.
6519 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6520 (dump_cgraph_node): Dump also the indirect_call flag.
6521 (cgraph_clone_edge): Copy also the indirect_call flag.
6522 * tree-inline.c (copy_bb): Do not check for fndecls from call
6523 expressions, check for edge availability when moving clones.
6524 (get_indirect_callee_fndecl): New function.
6525 (expand_call_inline): If callee declaration is not apprent from
6526 the statement, try calling get_indirect_callee_fndecl. Do not
6527 issue warnings or call sorry when not inlinings an indirect edge.
6528 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6530 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6531 bit more frandly to matching.
6532 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6533 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6534 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6536 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6539 * opth-gen.awk: Suppress function specific features when building
6541 * optc-gen.awk: Ditto.
6543 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6546 * diagnostic.c (pedwarn): Add opt parameter.
6548 * c-tree.h (pedwarn_init): Add opt parameter.
6549 (pedwarn_c90): Likewise.
6550 (pedwarn_c99): Likewise.
6551 * c-errors.c (pedwarn_c99): Likewise.
6552 (pedwarn_c90): Likewise.
6553 * toplev.h (pedwarn): Update declaration.
6554 (pedwarn0): Declare.
6555 * c-lex.c: All calls to pedwarn changed.
6556 * builtins.c: All calls to pedwarn changed.
6557 * toplev.c: All calls to pedwarn changed.
6558 * c-decl.c: All calls to pedwarn changed.
6559 * c-typeck.c: All calls to pedwarn changed.
6560 * c-common.c: All calls to pedwarn changed.
6561 * c-parser.c: All calls to pedwarn changed.
6563 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6564 Karthik Kumar <karthikkumar@gmail.com>
6566 * attribs.c (file scope): Include c-common.h.
6567 (decl_attributes): Add support for #pragma GCC optimize and
6570 * targhooks.c (default_can_inline_p): New function that is the
6571 default for the TARGET_CAN_INLINE_P target hook.
6573 * targhooks.h (default_can_inline_p): Add declaration.
6575 * tree.c (cl_optimization_node): New static tree for building
6576 OPTIMIZATION_NODE tree.
6577 (cl_target_option_node): New static tree for building
6578 TARGET_OPTION_NODE tree.
6579 (cl_option_hash_table): New hash table for hashing
6580 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6581 (cl_option_hash_hash): New function to provide the hash value for
6582 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6583 (cl_option_hash_eq): New function to provide an equality test for
6584 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6585 (tree_code_size): Add support for OPTIMIZATION_NODE and
6586 TARGET_OPTION_NODE trees.
6587 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6588 TARGET_OPTION_NODE trees.
6589 (build_optimization_node): Build a tree that has all of the
6590 current optimization options.
6591 (build_target_option_node): Build a tree that has the target
6592 options that might be changed on a per function basis.
6594 * tree.h (file scope): Include options.h.
6595 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6596 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6597 (TREE_OPTIMIZATION): Ditto.
6598 (TREE_TARGET_SPECIFIC): Ditto.
6599 (struct tree_function_decl): Add fields for remembering the
6600 current optimization options and target specific options.
6601 (struct tree_optimization_option): New tree variant that remembers
6602 the optimization options.
6603 (struct tree_target_option): New tree variant that remembers the
6604 target specific flags that might change for compiling a particular
6606 (union tree_node): Include tree_optimization_option and
6607 tree_target_option fields.
6608 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6609 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6610 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6611 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6612 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6613 optimization and target options.
6614 (optimization_default_node): New macro to refer to global_trees
6616 (optimization_current_node): Ditto.
6617 (optimization_cold_node): Ditto.
6618 (optimization_hot_node): Ditto.
6619 (target_option_default_node): Ditto.
6620 (target_option_current_node): Ditto.
6621 (current_option_pragma): Ditto.
6622 (current_optimize_pragma): Ditto.
6624 * target.h (struct gcc_target): Add valid_option_attribute_p,
6625 target_option_save, target_option_restore, target_option_print,
6626 target_option_pragma_parse, and can_inline_p hooks.
6628 * toplev.h (parse_optimize_options): Add declaration.
6629 (fast_math_flags_struct_set_p): Ditto.
6631 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6632 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6635 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6636 tree_can_inline_p hook to see if one function can inline another.
6637 (cgraph_decide_inlining): Ditto.
6638 (cgraph_decide_inlining_incrementally): Ditto.
6640 * opts.c (decode_options): Add support for running multiple times
6641 to allow functions with different target or optimization options
6642 than was specified on the command line.
6643 (fast_math_flags_struct_set_p): New function that is similar to
6644 fast_math_flags_set_p, except it uses the values in the
6645 cl_optimization structure instead of global variables.
6647 * optc-gen.awk: Add support for TargetSave to allow a back end to
6648 declare new fields that need to be saved when using function
6649 specific options. Include flags.h and target.h in the options.c
6650 source. Add support for Save to indicate which options can be set
6651 for individual functions. Generate cl_optimize_save,
6652 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6653 cl_target_option_restore, cl_target_option_print functions to
6654 allow functions to use different optimization or target options.
6656 * opt-functions.awk (var_type_struct): Return the type used for
6657 storing the field in a structure.
6659 * opth-gen.awk: Add support for TargetSave to allow a back end to
6660 declare new fields that need to be saved when using function
6661 specific options. Add support for Save to indicate which options
6662 can be set for individual functions. Only generate one extern for
6663 Mask fields. Generate cl_optimization and cl_target_option
6664 structures to remember optimization and target options.
6666 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6667 collecting new tree nodes.
6668 (TS_TARGET_OPTION): Ditto.
6670 * c-decl.c (merge_decls): Merge function specific target and
6671 optimization options.
6673 * function.c (invoke_set_current_function_hook): If the function
6674 uses different optimization options, change the global variables
6677 * coretypes.h (struct cl_optimization): Add forward reference.
6678 (struct cl_target_option): Ditto.
6680 * c-pragma.c (option_stack): New static vector to remember the
6681 current #pragma GCC option stack.
6682 (handle_pragma_option): New function to support #pragma GCC option
6683 to change target options.
6684 (optimize_stack): New static vector to remember the current
6685 #pragma GCC optimize stack.
6686 (handle_pragma_optimize): New function to support #pragma GCC
6687 optimize to change optimization options.
6688 (init_pragma): Add support for #pragma GCC optimize and #pragma
6691 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6692 optimization options.
6693 (TARGET_OPTION_NODE): New tree code for remembering certain target
6696 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6697 TARGET_OPTION_NODE trees.
6699 * common.opt (-O): Add Optimization flag.
6701 (-fmath-errno): Ditto.
6702 (-falign-functions): Add UInteger flag to make sure flag gets full
6703 int in cl_optimization structure.
6704 (-falign-jumps): Ditto.
6705 (-falign-labels): Ditto.
6706 (-falign-loops): Ditto.
6707 (-fsched-stalled-insns): Ditto.
6708 (-fsched-stalled-insns-dep): Ditto.
6710 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6712 (TARGET_OPTION_SAVE): Ditto.
6713 (TARGET_OPTION_RESTORE): Ditto.
6714 (TARGET_OPTION_PRINT): Ditto.
6715 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6716 (TARGET_CAN_INLINE_P): Ditto.
6717 (TARGET_INITIALIZER): Add new hooks.
6719 * tree-inline.c (tree_can_inline_p): New function to determine
6720 whether one function can inline another. Check if the functions
6721 use compatible optimization options, and also call the backend
6724 * tree-inline.h (tree_can_inline_p): Add declaration.
6726 * c-common.c (c_common_attribute): Add support for option and
6727 optimize attributes.
6728 (handle_option_attribute): Add support for the option attribute to
6729 allow the user to specify different target options for compiling a
6731 (handle_optimize_attribute): Add support for the optimize
6732 attribute to allow the user to specify different optimization
6733 options for compiling a specific function.
6734 (handle_hot_attribute): Turn on -O3 optimization for this one
6735 function if it isn't the default optimization level.
6736 (handle_cold_attribute): Turn on -Os optimization for this one
6737 function if it insn't the default optimization.
6738 (const_char_p): New const char * typedef.
6739 (optimize_args): New static vector to remember the optimization
6741 (parse_optimize_options): New function to set up the optimization
6742 arguments from either the optimize attribute or #pragma GCC optimize.
6744 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6745 (builtin_define_std): Ditto.
6747 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6748 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6749 (x86_64-*-*): Ditto.
6751 * Makefile.in (TREE_H): Add options.h.
6752 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6754 * doc/extend.texi (option attribute): Document new attribute.
6755 (optimize attribute): Ditto.
6756 (hot attribute): Document hot attribute sets -O3.
6757 (cold attribute): Document cold attribute sets -Os.
6758 (#pragma GCC option): Document new pragma.
6759 (#pragma GCC optimize): Ditto.
6761 * doc/options.texi (TargetSave): Document TargetSave syntax.
6762 (UInteger): Document UInteger must be used for certain flags.
6763 (Save): Document Save option to create target specific options
6764 that can be saved/restored on a function specific context.
6766 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6767 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6769 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6770 (TARGET_OPTION_SAVE): Ditto.
6771 (TARGET_OPTION_RESTORE): Ditto.
6772 (TARGET_OPTION_PRINT): Ditto.
6773 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6774 (TARGET_CAN_INLINE_P): Ditto.
6776 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6778 (-mfpmath=both): Ditto.
6780 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6781 Karthik Kumar <karthikkumar@gmail.com>
6783 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6784 (TARGET_POPCNT): Ditto.
6785 (TARGET_SAHF): Ditto.
6786 (TARGET_AES): Ditto.
6787 (TARGET_PCLMUL): Ditto.
6788 (TARGET_CMPXCHG16B): Ditto.
6789 (TARGET_RECIP): Move switch into target_flags.
6790 (TARGET_FUSED_MADD): Ditto.
6791 (ix86_arch_features): Make an unsigned char type.
6792 (ix86_tune_features): Ditto.
6793 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6794 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6795 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6797 * config/i386/i386.opt (arch): New TargetSave field to define
6798 fields that need to be saved for function specific option support.
6801 (branch_cost): Ditto.
6802 (ix86_isa_flags_explicit): Ditto.
6803 (tune_defaulted): Ditto.
6804 (arch_specified): Ditto.
6805 (-m128-long-double): Add Save flag to save option for target
6806 specific option support.
6808 (-maccumulate-outgoing-args): Ditto.
6809 (-malign-double): Ditto.
6810 (-malign-stringops): Ditto.
6811 (-mfancy-math-387): Ditto.
6812 (-mhard-float): Ditto.
6814 (-minline-all-stringops): Ditto.
6815 (-minline-stringops-dynamically): Ditto.
6816 (-mms-bitfields): Ditto.
6817 (-mno-align-stringops): Ditto.
6818 (-mno-fancy-math-387): Ditto.
6819 (-mno-push-args): Ditto.
6820 (-mno-red-zone): Ditto.
6821 (-mpush-args): Ditto.
6822 (-mred-zone): Ditto.
6824 (-msseregparm): Ditto.
6825 (-mstack-arg-probe): Ditto.
6840 (-mrecip): Move flag into target_flags.
6842 (-mno-fused-madd): Ditto.
6843 (-mfused-madd): Ditto.
6844 (-mabm): Move flag into ix86_isa_flags.
6851 * config/i386/i386-c.c: New file for #pragma support.
6852 (ix86_target_macros_internal): New function to #define or #undef
6853 target macros based when the user uses the #pragma GCC option to
6854 change target options.
6855 (ix86_pragma_option_parse): New function to add #pragma GCC option
6857 (ix86_target_macros): Move defining the target macros here from
6858 TARGET_CPU_CPP_BUILTINS in i386.h.
6859 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6860 defined, initialize any subtarget #pragmas.
6862 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6863 REGISTER_TARGET_PRAGMAS.
6865 * config/i386/t-i386: New file for x86 dependencies.
6866 (i386.o): Make dependencies mirror the include files used.
6867 (i386-c.o): New file, add dependencies.
6869 * config/i386/i386-protos.h (override_options): Add bool argument.
6870 (ix86_valid_option_attribute_tree): Add declaration.
6871 (ix86_target_macros): Ditto.
6872 (ix86_register_macros): Ditto.
6874 * config/i386/i386.c (ix86_tune_features): Move initialization of
6875 the target masks to initial_ix86_tune_features to allow functions
6876 to have different target options. Make type unsigned char,
6877 instead of unsigned int.
6878 (initial_ix86_tune_features): New static vector to hold processor
6879 masks for the tune variables.
6880 (ix86_arch_features): Move initialization of the target masks to
6881 initial_ix86_arch_features to allow functions to have different
6882 target options. Make type unsigned char, instead of unsigned int.
6883 (initial_ix86_arch_features): New static vector to hold processor
6884 masks for the arch variables.
6885 (enum ix86_function_specific_strings): New enum to describe the
6886 string options used for attribute((option(...))).
6887 (ix86_target_string): New function to return a string that
6888 describes the target options.
6889 (ix86_debug_options): New function to print the current options in
6891 (ix86_function_specific_save): New function hook to save the
6892 function specific global variables in the cl_target_option structure.
6893 (ix86_function_specific_restore): New function hook to restore the
6894 function specific variables from the cl_target_option structure to
6895 the global variables.
6896 (ix86_function_specific_print): New function hook to print the
6897 target specific options in the cl_target_option structure.
6898 (ix86_valid_option_attribute_p): New function hook to validate
6899 attribute((option(...))) arguments.
6900 (ix86_valid_option_attribute_tree): New function that is common
6901 code between attribute((option(...))) and #pragma GCC option
6902 support that parses the options and returns a tree holding the options.
6903 (ix86_valid_option_attribute_inner_p): New helper function for
6904 ix86_valid_option_attribute_tree.
6905 (ix86_can_inline_p): New function hook to decide if one function
6906 can inline another on a target specific basis.
6907 (ix86_set_current_function); New function hook to switch target
6908 options if the user used attribute((option(...))) or #pragma GCC
6910 (ix86_tune_defaulted): Move to static file scope from
6912 (ix86_arch_specified): Ditto.
6913 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6915 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6916 (OPTION_MASK_ISA_ABM_SET): Ditto.
6917 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6918 (OPTION_MASK_ISA_CX16_SET): Ditto.
6919 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6920 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6921 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6922 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6923 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6924 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6925 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6926 (struct ptt): Move to static file scope from override_options.
6927 (processor_target_table): Ditto.
6929 (ix86_handle_option): Add support for options that are now isa options.
6930 (override_options): Add support for declaring functions that
6931 support different target options than were specified on the
6932 command line. Move struct ptt, processor_target_table, cpu_names,
6933 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6934 Add bool argument. Fix up error messages so the appropriate error
6935 is given for either command line or attribute.
6936 (ix86_previous_fndecl): New static to remember previous function
6937 declaration to see if we need to change target options.
6938 (ix86_builtins_isa): New array to record the ISA of each builtin
6940 (def_builtin): Always create the builtin function, even if the
6941 current ISA doesn't support it.
6942 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6943 tests for those builtins.
6944 (ix86_init_builtins): Remove TARGET_MMX test for calling
6945 ix86_init_mmx_sse_builtins.
6946 (ix86_expand_builtin): If the current ISA doesn't support a given
6947 builtin, signal an error.
6948 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6949 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6950 (TARGET_OPTION_SAVE): Ditto.
6951 (TARGET_OPTION_RESTORE): Ditto.
6952 (TARGET_OPTION_PRINT): Ditto.
6953 (TARGET_CAN_INLINE_P): Ditto.
6955 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6957 * c-typeck.c (build_external_ref): Don't call assemble_external.
6958 * final.c (output_operand): Call assemble_external.
6960 2008-07-21 DJ Delorie <dj@redhat.com>
6962 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6963 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6965 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6967 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6968 original insn and splitter contents into ...
6969 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6970 flag_unsafe_math_optimizations. Add dummy scratch register.
6971 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6972 !flag_unsafe_math_optimizations. Returns number with next
6973 highest magnitude if this is still less or equal to the true
6974 quotient in magnitude.
6976 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
6978 * Makefile.in: Replace toplev.h with TOPLEV_H.
6979 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6980 * c-lex.c (fe_file_change): Don't set in_system_header.
6981 * c-parser.c (c_token): Remove in_system_header.
6982 (c_lex_one_token): Don't set in_system_header.
6983 (c_parser_set_source_position_from_token): Don't set in_system_header.
6984 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6987 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6988 * flags.h (in_system_header): Remove.
6989 * function.c (saved_in_system_header): Remove.
6990 (push_cfun): Don't set in_system_header.
6991 (pop_cfun): Don't set in_system_header.
6992 (push_struct_function): Don't set in_system_header.
6993 * input.h (expanded_location): Add sysp.
6994 (in_system_header_at): New.
6995 (in_system_header): New.
6996 * toplev.c (in_system_header): Remove.
6997 * toplev.h: Include input.h
6999 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7000 * tree-ssa.c (warn_uninit): Call warning_at.
7001 (warn_uninitialized_var): Update calls to warn_uninit.
7002 (warn_uninitialized_phi): Update calls to warn_uninit.
7003 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7004 (expand_location): Initialize xloc.sysp.
7005 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7006 (tree_decl_with_vis): Remove in_system_header_flag.
7008 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7011 * recog.c (asm_operand_ok): Change the order of the extra
7012 memory constraint checks.
7014 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7017 * tree-switch-conversion.c (build_one_array): Call
7018 varpool_mark_needed_node and varpool_finalize_decl
7019 instead of assemble_variable.
7021 2008-07-19 Jan Hubicka <jh@suse.cz>
7023 * cgraph.c (cgraph_add_new_function): Do early local passes.
7024 * tree-nrv.c (gate_pass_return_slot): New gate.
7025 (pass_nrv): Add the gate.
7026 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7028 (coalesce_ssa_name): Coalesce SSA names.
7029 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7030 not optimizing so unused user vars remains visible.
7031 * common.opt (flag_tree_ter): Always enable by default.
7032 * tree-ssa-ter.c: Include flags.h
7033 (is_replaceable_p): Check that locations match; when aliasing is missing
7034 be conservative about loads.
7035 * tree-optimize.c (gate_init_datastructures): Remove.
7036 (pass_init_datastructures): New.
7037 * passes.c: Reorder passes so we always go into SSA.
7039 2008-07-19 Jan Hubicka <jh@suse.cz>
7041 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7042 * doc/invoke.texi (--combine): Likewise.
7043 (-finline-functions-called-once): Update levels when enabled.
7044 (-funit-at-a-time): Document new behaviour.
7045 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7046 -fno-section-anchors when disabled explicitly.
7047 (inline params): They are not ignored now.
7048 (precompiled headers): Remove unit-at-a-time as being incompatible.
7049 * opts.c (decode_options): Handle unit-at-a-time as alias;
7050 imply -fno-section-anchors when toplevel reorder is disabled
7052 * common.opt (ftoplevel-reorder): Set default value to 2.
7053 (funit-at-a-time): Set default value to 1.
7054 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7057 2008-07-19 Jan Hubicka <jh@suse.cz>
7059 * builtins.c (expand_builtin_int_roundingfn,
7060 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7063 2008-07-19 Richard Guenther <rguenther@suse.de>
7066 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7067 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7068 * tree-ssa-pre.c (get_expr_value_id): For newly created
7069 constant value-ids make sure to add the expression to its
7072 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7075 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7076 return value of the builtin is ignored.
7078 2008-07-19 Olivier Hainque <hainque@adacore.com>
7080 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7081 bits, a C conformant malloc implementation has to provide.
7082 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7084 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7088 * reload.c (find_reloads_subreg_address): Only reload address if
7089 reloaded == 0, not for reloaded != 1.
7092 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7093 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7094 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7095 m32c_legitimize_reload_address.
7097 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7098 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7099 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7101 2008-07-19 Olivier Hainque <hainque@adacore.com>
7103 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7104 argument, saying whether nested array are to be collapsed
7105 into a single array type DIE with multiple subscripts.
7106 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7107 issues, centralize the nested array types collapsing control and
7108 disable the transformation for Ada.
7110 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7113 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7115 (x86_64_shift_adj_2): New expander.
7116 (x86_64_shift_adj_3): Ditto.
7117 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7118 to split TImode operands.
7119 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7120 (ix86_split_lshr): Ditto.
7122 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7124 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7125 and __CHAR32_TYPE__.
7126 * c-typeck.c (digest_init): Support char16_t and char32_t.
7127 (set_nonincremental_init_from_string): Idem.
7129 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7132 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7133 PREFERRED_STACK_BOUNDARY.
7134 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7136 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7139 * function.c (locate_and_pad_parm): Cap boundary earlier.
7141 2008-07-17 Julian Brown <julian@codesourcery.com>
7143 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7144 no-op for targets which don't use DLLs.
7146 2008-07-17 Martin Jambor <mjambor@suse.cz>
7148 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7149 that nodes are relevant by examining the node->analyzed flag.
7150 (ipcp_init_stage): Check which nodes are relevant, assert that the
7151 relevant ones are also required.
7152 (ipcp_propagate_stage): Check on the side arrays are properly
7154 (ipcp_print_all_jump_functions): Make sure not to touch any node
7155 that is not analyzed or an edge that does not have a corresponding
7156 entry in the on-the-side vectors.
7157 (ipcp_function_scale_print): Likewise.
7158 (ipcp_update_callgraph): Check that the node is relevant.
7159 (ipcp_insert_stage): Check that the node is relevant. Check there is
7160 an info for every node and edge.
7161 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7162 (ipa_print_all_tree_maps): Likewise and a new variable info.
7163 (ipa_print_all_params_modified): Likewise.
7164 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7166 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7169 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7171 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7173 PR rtl-optimization/36753
7174 * fwprop.c (use_killed_between): Don't shortcut
7175 single-definition global registers.
7177 2008-07-16 Jan Hubicka <jh@suse.cz>
7179 * cgraph.h (varpool_empty_needed_queue): Declare.
7180 * cgraphunit.c (output_in_order): Mark all variables as needed;
7182 * varpool.c (varpool_assemble_node): Update debug queue.
7183 (varpool_assemble_pending_decls): Don't do it here.
7184 (varpool_empty_needed_queue): New function.
7186 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * recog.c (peephole2_optimize): Fix formatting.
7190 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7192 * c-pch.c (get_ident): Avoid C++ keywords.
7193 * combine-stack-adj.c (single_set_for_csa): Likewise.
7194 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7195 output_asm_insn): Likewise.
7196 * reload.c (push_secondary_reload, find_reusable_reload,
7197 push_reload, combine_reloads, find_reloads,
7198 debug_reload_to_stream): Likewise.
7199 * reload.h (struct reload): Likewise.
7200 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7201 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7202 emit_output_reload_insns): Likewise.
7203 * targhooks.c (default_secondary_reload): Likewise.
7204 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7206 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7208 * recog.c (validate_change_1, validate_change,
7209 validate_unshare_change, validate_replace_rtx_1, struct
7210 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7212 * reload.c (push_secondary_reload, secondary_reload_class,
7213 scratch_reload_class, find_valid_class, find_reusable_reload,
7214 push_reload, find_dummy_reload, find_reloads_address_1,
7215 find_reloads_address_part, find_equiv_reg): Likewise.
7216 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7217 choose_reload_regs): Likewise.
7218 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7220 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7221 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7222 * sched-rgn.c (concat_INSN_LIST): Likewise.
7223 * stor-layout.c (mode_for_size, mode_for_size_tree,
7224 smallest_mode_for_size): Likewise.
7226 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7228 * cfg.c (dump_reg_info): Avoid C++ keywords.
7229 * dwarf2asm.c (dw2_force_const_mem,
7230 dw2_asm_output_encoded_addr_rtx): Likewise.
7231 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7232 * expmed.c (expand_shift): Likewise.
7233 * global.c (find_reg): Likewise.
7234 * graph.c (draw_edge): Likewise.
7235 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7236 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7237 widen_clz, widen_bswap, expand_parity, expand_unop,
7238 emit_cmp_and_jump_insn_1): Likewise.
7239 * postreload.c (reload_cse_simplify_operands): Likewise.
7240 * ra.h (add_neighbor): Likewise.
7241 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7242 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7243 record_reg_classes, copy_cost, record_address_regs,
7244 invalid_mode_change_p): Likewise.
7245 * regrename.c (regrename_optimize, scan_rtx_reg,
7246 dump_def_use_chain, find_oldest_value_reg,
7247 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7249 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7251 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7252 MASK_POWERPC64 for power4 in previous commit.
7254 2008-07-16 Olivier Hainque <hainque@adacore.com>
7256 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7257 instead of bare conversion to cast const-ness away.
7259 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7261 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7262 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7263 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7264 (TARGET_FUNCTION_VALUE): Define.
7266 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7268 * config/rs6000/rs6000.c (processor_target_table): Add
7269 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7271 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7274 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7275 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7276 m32c_legitimize_reload_address.
7278 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7280 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7281 DECL_IN_SYSTEM_HEADER in sync.
7283 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7285 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7286 * tree-ssa-pre.c (pre_expr_eq): Ditto
7287 (get_constant_for_value_id): Take a type as an argument.
7288 (fully_constant_expression): Pass in type.
7289 (find_or_generate_expression): Short circuit constant case.
7290 (create_expression_by_pieces): Remove special casing of
7292 (do_regular_insertion): Short circuit constant case.
7293 (do_partial_partial_insertion): Ditto.
7295 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7298 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7300 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7302 * config/xtensa/libgcc-xtensa.ver: New file.
7303 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7305 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7307 * df-problems.c (df_set_note): Avoid C++ keywords.
7308 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7309 * dse.c (record_store, remove_useless_values): Likewise.
7310 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7311 gen_reg_rtx_offset, operand_subword, change_address_1,
7312 change_address, adjust_address_1, offset_address,
7313 widen_memory_access, emit_copy_of_insn_after): Likewise.
7314 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7315 * fwprop.c (should_replace_address, propagate_rtx_1,
7316 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7318 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7319 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7320 * lcm.c (compute_insert_delete, pre_edge_lcm,
7321 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7322 * lower-subreg.c (resolve_reg_notes): Likewise.
7323 * mode-switching.c (optimize_mode_switching): Likewise.
7325 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7327 * bt-load.c (add_btr_def, migrate_btr_def,
7328 branch_target_load_optimize): Avoid C++ keywords.
7329 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7331 * combine.c (subst, simplify_set, make_extraction,
7332 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7333 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7334 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7336 2008-07-15 Richard Guenther <rguenther@suse.de>
7339 * c-common.c (strict_aliasing_warning): Do not warn for
7340 TYPE_REF_CAN_ALIAS_ALL pointers.
7341 (c_common_get_alias_set): may_alias types are not special.
7342 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7343 attribute and set can_ref_all accordingly.
7344 (build_reference_type_for_mode): Likewise.
7345 * doc/extend.texi (may_alias): Clarify.
7347 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7350 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7351 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7353 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7356 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7357 gcc_assert, instead call output_operand_lossage.
7359 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7361 * builtins.c (std_canonical_va_list): Treat structure based
7364 2008-07-15 Ben Elliston <bje@au.ibm.com>
7366 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7368 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7370 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7373 2008-07-14 Jan Hubicka <jh@suse.cz>
7375 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7376 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7377 fix predicates and constraints.
7378 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7379 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7381 2008-07-14 Doug Kwan <dougkwan@google.com>
7383 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7384 additional option file arm/eabi.opt.
7385 * config/arm/eabi.h (File): New configuration file for EABI targets.
7386 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7387 SUBSUBTARGET_EXTRA_SPECS.
7388 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7389 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7390 from STARTFILE_SPEC so that it can be referenced in an override.
7391 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7392 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7393 can be referenced in an override.
7394 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7395 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7396 so that it can be referenced in an override.
7397 (LINK_SPEC): Use BPABI_LINK_SPEC.
7398 * config/arm/eabi.opt (File): New.
7400 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7402 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7403 (FIXED_VALUE_H): New variable.
7404 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7405 input.h, fixed-value.h.
7406 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7407 (BASIC_BLOCK_H): Use $(BITMAP_H).
7408 (FUNCTION_H): Add varray.h.
7409 (IPA_REFERENCE_H): Use $(BITMAP_H).
7410 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7411 (DF_H): Use $(BITMAP_H).
7412 (GGC_H): Add statistics.h.
7414 (INSN_ATTR_H): Use it.
7415 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7417 (SYMTAB_H): Add $(OBSTACK_H).
7418 (CPP_INTERNAL_H): New.
7419 (TREE_DUMP_H): Add tree-pass.h.
7420 (TREE_FLOW_H): Use $(BITMAP_H)
7421 (PRETTY_PRINT_H): Use $(INPUT_H).
7422 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7425 (many object files): Fix lots of header dependencies throughout.
7427 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7429 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7431 (s-gtyp-input): Use them to write tmp-gi.list.
7432 (echo_to_gi.list): Remove.
7434 2008-07-14 Richard Guenther <rguenther@suse.de>
7436 * tree-ssa-sccvn.c (pre_info): Remove.
7437 (switch_to_PRE_table): Likewise.
7438 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7439 (set_hashtable_value_ids): Do not create value-ids for the
7441 (run_scc_vn): Remove double test. Remove bogus special-case
7442 in value-number printing.
7443 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7444 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7446 * tree-flow-inline.h (get_value_handle): Remove.
7447 * tree-flow.h (get_value_handle): Remove.
7449 2008-07-14 Martin Jambor <mjambor@suse.cz>
7451 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7452 in which we generate arithmetics is not a subrange.
7454 2008-07-14 Martin Jambor <mjambor@suse.cz>
7456 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7458 2008-07-14 Richard Guenther <rguenther@suse.de>
7460 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7462 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7465 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7466 reload for symbol refs moved to r0 with -fPIC.
7467 (legitimize_pic_address): Use the target register as temporary
7469 (emit_symbolic_move): Adjust comment.
7470 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7473 2008-07-14 Ben Elliston <bje@au.ibm.com>
7475 * c-common.h (C_CPP_HASHNODE): New macro.
7476 * coretypes.h (struct cpp_token): Forward declare.
7477 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7478 the context-sensitive keyword method.
7479 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7480 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7481 expand_bool_pixel): New.
7482 (altivec_categorize_keyword): New function.
7483 (init_vector_keywords): New function.
7484 (rs6000_macro_to_expand): Likewise.
7485 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7486 compiling an ISO C dialect.
7488 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7490 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7491 (create_expression_by_pieces): Fix typo.
7492 (do_regular_insertion): Use debug counter here too.
7494 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7497 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7498 CONST_OK_FOR_LETTER_P. All port-local users changed.
7499 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7500 implement Kp matching power-of-two.
7501 (CONSTRAINT_LEN): Define to match.
7502 * config/cris/cris.md: Replace all use of constraint K with Kc.
7503 ("*btst*): Use Kp for operand 0 of last alternative.
7505 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7508 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7511 2008-07-13 Jan Hubicka <jh@suse.cz>
7513 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7516 2008-07-13 Richard Guenther <rguenther@suse.de>
7519 * langhooks.c (lhd_print_error_function): Deal with recursive
7522 2008-07-12 Jan Hubicka <jh@suse.cz>
7524 * cgraph.c (assembler_name_hash): New static var.
7525 (hash_node_by_assembler_name, eq_assembler_name): New.
7526 (cgraph_node_for_asm): Use hashtable.
7527 (cgraph_remove_node): Maintain hashtable.
7528 (change_decl_assembler_name): Sanity check that names are not changing
7529 after aliasing was processed.
7530 * cgraph.h (varpoon_node): Add next GGC marker.
7531 * tree.c (decl_assembler_name_equal): Constify.
7532 (decl_assembler_name_hash): New.
7533 * tree.h (decl_assembler_name_equal): Constify.
7534 (decl_assembler_name_hash): Update.
7536 2008-07-12 David Daney <ddaney@avtrex.com>
7538 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7541 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7543 * doc/md.texi: Document the MIPS "v" constraint.
7544 * config/mips/mips.h (reg_class): Revert last change.
7545 (REG_CLASS_NAMES): Likewise.
7546 (REG_CLASS_CONTENTS): Likewise.
7547 * config/mips/mips.c (mips_regno_to_class): Likewise.
7548 * config/mips/constraints.md (v): Likewise, but add documentation.
7549 Add a comment to say that this constraint should not be used in
7552 2008-07-11 DJ Delorie <dj@redhat.com>
7554 * config/h8300/h8300.md (length): Fix branch offset limit.
7556 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7558 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7559 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7560 (avr_hard_regno_scratch_ok): New function.
7561 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7562 * config/avr/avr.md (all peepholes that request a scratch register):
7563 Remove avr_peep2_scratch_safe use.
7565 2008-07-11 Tom Tromey <tromey@redhat.com>
7566 Ian Lance Taylor <iant@google.com>
7568 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7569 (struct c_common_resword): Define.
7570 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7571 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7572 (c_common_reswords, num_c_common_reswords): Declare.
7573 * c-common.c (c_common_reswords): New global const array.
7574 (num_c_common_reswords): New const int.
7575 * c-parser.c (struct resword, reswords): Don't define.
7576 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7577 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7578 than reswords. If warning about C++ keywords, give them a special
7580 (c_lex_one_token): Warn about C++ keywords. Call
7581 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7582 (c_parser_external_declaration): Look for RID_xxx rather than
7583 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7584 (c_parser_statement_after_labels): Likewise.
7585 (c_parser_objc_class_instance_variables): Likewise.
7586 (c_parser_objc_class_declaration): Likewise.
7587 (c_parser_objc_try_catch_statement): Likewise.
7588 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7589 (declspecs_add_type): Likewise.
7591 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7593 * ggc-page.c (alloc_page):
7594 Substituting xmalloc, xcalloc with
7595 XNEWVEC and XCNEWVAR macros which add the
7598 2008-07-11 Richard Guenther <rguenther@suse.de>
7600 PR tree-optimization/36765
7601 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7602 aliases from HEAP vars to SMTs.
7604 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7606 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7607 * configure.ac (loose_warn): Move -Wc++-compat from here...
7608 (strict_warn): ...to here.
7609 * configure: Regenerate.
7611 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7613 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7614 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7615 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7616 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7617 excluding more specific h8300-*-* and sh-*-* targets.
7619 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7621 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7623 (execute_pre): Call loop_optimizer_finalize in early exit.
7625 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7628 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7629 uids in the bitmap, not just VAR_DECL uids.
7631 PR rtl-optimization/36419
7632 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7633 (combine_stack_adjustments_for_block): Call it if needed. Delete
7635 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7636 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7637 prologue sp adjustment.
7639 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7642 * opts.c (print_ignored_options): Report postponed diagnostics for
7643 unknown -Wno-* options as warnings, not errors.
7644 (postpone_unknown_option_error): Renamed to...
7645 (postpone_unknown_option_warning): ... this.
7647 2008-07-09 Doug Kwan <dougkwan@google.com>
7650 2008-07-08 Doug Kwan <dougkwan@google.com>
7652 * config/arm/arm.opt (mandroid): New option.
7653 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7654 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7656 (CC1PLUS_SPEC): Same.
7658 (STARTFILE_SPEC): Same.
7659 (ENDFILE_SPEC): Same.
7660 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7663 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7666 * config/mips/mips.h (reg_class): Remove V1_REG.
7667 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7668 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7670 (mips_get_tp): New function.
7671 (mips_legitimize_tls_address): Use it.
7672 * config/mips/constraints.md (v): Delete.
7673 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7674 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7675 After reload, split into a move and ...
7676 (*tls_get_tp_<mode>_split): ...this new instruction.
7678 2008-07-09 David Daney <ddaney@avtrex.com>
7680 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7682 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7684 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7685 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7687 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7688 htab_delete should be called. Don't free c.
7689 (lookup_tmp_var): Create temp_htab lazily.
7690 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7691 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7693 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7694 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7695 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7696 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7697 * tree-sra.c (generate_element_init): Likewise.
7698 * tree-mudflap.c (execute_mudflap_function_ops,
7699 execute_mudflap_function_decls): Likewise.
7700 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7701 * tree-gimple.h (struct gimplify_ctx): New type.
7702 (push_gimplify_context): Adjust prototype.
7704 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7706 * tree-ssa-pre.c (phi_translate_1): Update placement of
7709 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7711 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7712 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7713 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7714 * targhooks.c (default_hard_regno_scratch_ok): New function.
7715 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7716 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7717 * recog.c: Include "target.h".
7718 (peep2_find_free_register): Add check for global regs. Add target
7720 * Makefile.in (recog.o): Depend on target.h.
7722 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7724 * config/sh/sh.c (sh_canonical_va_list_type): New.
7725 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7727 2008-07-09 Raksit Ashok <raksit@google.com>
7729 * doc/invoke.texi (Option Summary): Mention new option
7730 -Wdisallowed-function-list=...
7731 (Warning Options): Document -Wdisallowed-function-list=...
7732 * common.opt (Wdisallowed-function-list=): New flag.
7733 * flags.h (warn_disallowed_functions): External definition of new
7734 boolean warning flag.
7735 (warn_if_disallowed_function_p): Declare new function.
7736 * opts.c (warning_disallowed_functions): New static variable.
7737 (warn_disallowed_functions): New boolean warning flag.
7738 (warn_if_disallowed_function_p): New function.
7739 (add_comma_separated_to_vector): Rename
7740 add_instrument_functions_exclude_list to this.
7741 (common_handle_option): Handle new option. Rename calls to
7742 add_instrument_functions_exclude_list into calls to
7743 add_comma_separated_to_vector.
7744 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7745 based on flag warn_disallowed_functions.
7747 2008-07-09 Christian Bruel <christian.bruel@st.com>
7749 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7750 instead of get_attr_length.
7752 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7754 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7756 * genemit.c (gen_insn): Likewise.
7757 * gengtype.c (note_def_vec): Likewise.
7758 * gengtype.h (note_def_vec): Likewise.
7759 * genoutput.c (struct data, output_insn_data, process_template,
7760 gen_expand, gen_split, note_constraint): Likewise.
7761 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7762 make_insn_sequence): Likewise.
7763 * gensupport.c (record_insn_name): Likewise.
7765 2008-07-08 Doug Kwan <dougkwan@google.com>
7767 * config/arm/arm.opt (mandroid): New option.
7768 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7769 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7771 (CC1PLUS_SPEC): Same.
7773 (STARTFILE_SPEC): Same.
7774 (ENDFILE_SPEC): Same.
7775 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7778 2008-07-08 Raksit Ashok <raksit@google.com>
7780 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7781 (set_storage_via_setmem): Fix expected_align parameter.
7782 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7783 missing from the list.
7784 * doc/md.texi (movmem): Explicitly state that expected alignment is
7785 to be expressed in bytes.
7786 (setmem): Explicitly state that expected alignment is to be expressed
7789 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7791 * reload.c (find_reloads_subreg_address): Do not require validity
7792 of address in original mode before reloading address.
7794 2008-07-07 Tianwei Sheng <tianweis@google.com>
7796 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7797 bounds array access.
7799 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7801 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7803 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7805 Fix PR tree-optimization/23455
7806 Fix PR tree-optimization/35286
7807 Fix PR tree-optimization/35287
7808 * Makefile.in (OBJS-common): Remove tree-vn.o.
7809 (tree-vn.o): Remove.
7810 * dbgcnt.def: Add treepre_insert debug counter.
7811 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7812 (debug_value_expressions): Ditto.
7813 (print_value_expressions): Ditto.
7814 * tree-pretty-print.c (dump_generic_node): Updated for
7815 VALUE_HANDLE removal.
7816 * tree-ssa-dom.c (record_equality): Ditto.
7817 (cprop_operand): Ditto.
7818 (lookup_avail_expr): Ditto.
7819 * tree-ssa-threadedge.c
7820 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7821 (simplify_control_stmt_condition): Ditto.
7822 * tree.c (tree_code_size): Ditto.
7823 (tree_node_structure): Ditto.
7824 (iterative_hash_expr): Ditto.
7826 * tree.h (VALUE_HANDLE_ID): Ditto.
7827 (VALUE_HANDLE_EXPR_SET): Ditto.
7828 (struct tree_value_handle): Ditto.
7829 (union tree_node): Ditto.
7830 * treestruct.def: Ditto.
7831 * tree-vn.c: Removed.
7832 * tree-ssa-pre.c: Rewritten entirely.
7833 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7834 (constant_value_ids): Ditto.
7835 (vn_nary_op_t): Moved to header.
7837 (vn_reference_op_t): Ditto
7838 (vn_reference_t): Ditto.
7839 (next_value_id): New variable.
7840 (VN_INFO): Add an assert.
7841 (vn_constant_eq): New function.
7842 (vn_constant_hash): Ditto.
7843 (get_or_alloc_constant_value_id): Ditto.
7844 (value_id_constant_p): Ditto.
7845 (vn_reference_compute_hash): De-staticify.
7846 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7847 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7848 (valueize_refs): Update opcode if it changes from ssa name to constant.
7849 (vn_reference_lookup_1): Add new argument.
7850 (vn_reference_lookup): Ditto.
7851 (vn_reference_lookup_pieces): New function.
7852 (vn_reference_insert): Add return type. Modify to deal with value ids.
7853 (vn_reference_insert_pieces): New function.
7854 (vn_nary_op_compute_hash): De-staticify.
7855 (vn_nary_op_eq): Ditto.
7856 (vn_nary_op_lookup_pieces): New function.
7857 (vn_nary_op_lookup): Add new argument.
7858 (vn_nary_op_insert_pieces): New function.
7859 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7860 (vn_phi_insert): Ditto.
7861 (visit_unary_op): Update for callee changes.
7862 (visit_binary_op): Ditto.
7863 (visit_reference_op_load): Ditto.
7864 (visit_reference_op_store): Ditto.
7865 (init_scc_vn): Init next_value_id, constant_to_value_id and
7867 (free_scc_vn): Free them.
7868 (set_hashtable_value_ids): New function.
7869 (run_scc_vn): Use it.
7870 (get_max_value_id): New function.
7871 (get_next_value_id): Ditto.
7872 (expressions_equal_p): Moved from tree-vn.c
7873 (sort_vuses): Ditto.
7874 (sort_vuses_heap): Ditto.
7875 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7877 * tree.c (iterative_hash_hashval_t): Made non-static
7878 * tree.h (iterative_hash_hashval_t): Declare it.
7880 2008-07-08 Martin Jambor <mjambor@suse.cz>
7882 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7883 instead of ipa_create_node_params.
7884 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7885 ipa_check_create_edge_args, free them with
7886 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7888 * ipa-prop.c: Include flags.h and tree-inline.h.
7889 (ipa_node_params_vector): New variable.
7890 (ipa_edge_args_vector): New variable.
7891 (edge_removal_hook_holder): New variable.
7892 (node_removal_hook_holder): New variable.
7893 (edge_duplication_hook_holder): New variable.
7894 (node_duplication_hook_holder): New variable.
7895 (ipa_detect_param_modifications): Check for presence of modified flags.
7896 (ipa_compute_jump_functions): Check for presence of jump functions.
7897 (ipa_free_edge_args_substructures): New function.
7898 (ipa_create_node_params): Removed.
7899 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7900 (ipa_free_node_params_substructures): New function.
7901 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7903 (ipa_edge_removal_hook): New function.
7904 (ipa_node_removal_hook): New function.
7905 (duplicate_array): New function.
7906 (ipa_edge_duplication_hook): New function.
7907 (ipa_node_duplication_hook): New function.
7908 (ipa_register_cgraph_hooks): New function.
7909 (ipa_unregister_cgraph_hooks): New function.
7910 (free_all_ipa_structures_after_ipa_cp): New function.
7912 * ipa-prop.h: Include vec.h.
7913 (ipa_node_params_t): New typedef with vector types for it.
7914 (ipa_edge_args_t): New typedef with vector types for it.
7915 (IPA_NODE_REF): Changed to access an on-the-side vector.
7916 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7917 (ipa_check_create_node_params): New function.
7918 (ipa_check_create_edge_args): New function.
7920 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7923 2008-07-07 Tom Tromey <tromey@redhat.com>
7925 * configure, config.in: Rebuilt.
7926 * configure.ac: Don't check for scandir or alphasort.
7928 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7930 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7931 types immediately after creating them.
7933 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7935 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7937 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7939 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7940 dump_constraint_graph.
7941 (dump_constraint_edge): New function.
7942 (dump_constraint_graph): New function.
7943 (debug_constraint_graph): New function.
7944 (dump_constraint): Removed useless comparison.
7945 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7946 (dump_constraint_graph): Declare.
7947 (debug_constraint_graph): Declare.
7948 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7950 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7952 * config/i386/i386.c (is_va_list_char_pointer): New.
7953 (ix86_va_start): Replace compare with ms_va_list_type_node
7954 by is_va_list_char_pointer.
7955 (ix86_gimplify_va_arg): Likewise.
7957 2008-07-07 Martin Jambor <mjambor@suse.cz>
7959 * cgraph.c (cgraph_edge_max_uid): New variable.
7960 (struct cgraph_edge_hook_list): New type.
7961 (struct cgraph_node_hook_list): New type.
7962 (struct cgraph_2edge_hook_list): New type.
7963 (struct cgraph_2node_hook_list): New type.
7964 (first_cgraph_edge_removal_hook): New variable.
7965 (first_cgraph_node_removal_hook): New variable.
7966 (first_cgraph_edge_duplicated_hook): New variable.
7967 (first_cgraph_node_duplicated_hook): New variable.
7968 (cgraph_add_edge_removal_hook): New function.
7969 (cgraph_remove_edge_removal_hook): New function.
7970 (cgraph_call_edge_removal_hooks): New function.
7971 (cgraph_add_node_removal_hook): New function.
7972 (cgraph_remove_node_removal_hook): New function.
7973 (cgraph_call_node_removal_hooks): New function.
7974 (cgraph_add_edge_duplication_hook): New function.
7975 (cgraph_remove_edge_duplication_hook): New function.
7976 (cgraph_call_edge_duplication_hooks): New function.
7977 (cgraph_add_node_duplication_hook): New function.
7978 (cgraph_remove_node_duplication_hook): New function.
7979 (cgraph_call_node_duplication_hooks): New function.
7980 (cgraph_create_edge): Assign to edge uid.
7981 (cgraph_remove_edge): Call edge removal hooks.
7982 (cgraph_node_remove_callees): Call edge removal hooks.
7983 (cgraph_node_remove_callers): Call edge removal hooks.
7984 (cgraph_remove_node): Call node removal hooks.
7985 (cgraph_clone_edge): Call edge duplication hooks.
7986 (cgraph_clone_node): Call node duplication hooks.
7988 * cgraph.h (cgraph_edge): New field uid.
7989 (cgraph_edge_hook): New type.
7990 (cgraph_node_hook): New type.
7991 (cgraph_2edge_hook): New type.
7992 (cgraph_2node_hook): New type.
7994 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7996 * config.in: Regenerate.
7998 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8000 * gcc.c (print_sysroot): New.
8001 (option_map, display_help, process_command): Handle the
8002 -print-sysroot option.
8003 (main): Print the sysroot if requested.
8004 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8006 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8009 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8011 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8013 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8014 (assign_parm_setup_block_p): Also check mode of entry_parm.
8016 2008-07-07 Richard Guenther <rguenther@suse.de>
8018 * tree-ssa-structalias.h (set_used_smts): Remove.
8019 * tree-ssa-structalias.c (used_smts): Likewise.
8020 (set_used_smts): Likewise.
8021 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8022 call to set_used_smts.
8024 2008-07-07 Richard Guenther <rguenther@suse.de>
8026 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8027 (new_var_info): Set it to false.
8028 (solution_set_add): Correctly handle pointers outside a var and
8030 (type_safe): Treat variables with is_full_var properly.
8031 (do_sd_constraint): Likewise.
8032 (do_ds_constraint): Likewise.
8033 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8034 (get_constraint_for_ptr_offset): New function.
8035 (get_constraint_for_component_ref): For addresses at least include
8036 the last field of the variable. Handle is_full_vars properly.
8037 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8038 (handle_ptr_arith): Remove.
8039 (find_func_aliases): Simplify assignment handling.
8040 (create_function_info_for): For parameter and result varinfos set
8042 (create_variable_info_for): Set is_full_var flag whenever we
8043 just created a single varinfo for a decl.
8044 (init_alias_vars): Initialize use_field_sensitive from
8045 max-fields-for-field-sensitive parameter.
8047 2008-07-07 Richard Guenther <rguenther@suse.de>
8049 PR tree-optimization/36713
8050 * tree-flow-inline.h (is_call_used): New function.
8051 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8052 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8053 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8055 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8057 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8059 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8061 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8063 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8064 Nathan Sidwell <nathan@codesourcery.com>
8066 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8067 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8069 * config/m68k/t-linux: New.
8070 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8073 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8075 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8076 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8079 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8081 * gcc.c (execute): Fix -Wc++-compat warning.
8083 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8086 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8087 constant for little endian.
8089 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8091 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8092 mips_base_mips16 instead of TARGET_MIPS16.
8093 (mips_base_mips16): Declare.
8094 * config/mips/mips.c (mips_base_mips16): Make global.
8095 (was_mips16_p): Remove GTY marker.
8096 (was_mips16_pch_p): New variable.
8097 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8098 (mips_override_options): Force to non-MIPS16 mode initially.
8099 Do not complain about MIPS16 PIC incompatibilities here.
8100 Only allow -mgpopt if -mexplicit-relocs is in force for
8103 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8105 * configure.ac: Check for caddr_t, define to char * if not defined.
8106 * configure: Regenerate.
8107 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8108 (mmap_gt_pch_use_address): Likewise.
8109 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8111 2008-07-06 Richard Guenther <rguenther@suse.de>
8113 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8114 (new_var_info): Deal with it.
8115 (solution_set_add): Likewise.
8116 (bitpos_of_field): Make signed, fix.
8117 (struct fieldoff): Remove type and decl fields. Make size field
8118 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8120 (fieldoff_compare): Deal with it.
8121 (push_fields_onto_fieldstack): Remove has_union argument, glob
8122 adjacent non-pointer fields together.
8123 (create_function_info_for): Do not set has_union.
8124 (create_variable_info_for): Simplify.
8126 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8128 * config.gcc (extra_headers): Add cross-stdarg.h for target
8129 x86_64-*-* and i?86-*-*.
8130 * config/i386/cross-stdarg.h: New.
8131 * builtins.c (std_fn_abi_va_list): New.
8132 (std_canonical_va_list_type): New.
8133 (stabilize_va_list): Replace va_list_type_node use by
8134 mtarget.canonical_va_list_type.
8135 (gimplify_va_arg_expr): Likewise.
8136 (expand_builtin_va_copy): Replace va_list_type_node use by
8137 mtarget.fn_abi_va_list.
8138 * tree-sra.c (is_va_list_type): New helper.
8139 (decl_can_be_decomposed_p): Replace
8140 va_list_type_node use by is_va_list_type.
8141 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8142 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8143 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8144 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8145 (ix86_enum_va_list): New.
8146 * config/i386/i386.c (sysv_va_list_type_node): New.
8147 (ms_va_list_type_node): New.
8148 (ix86_function_type_abi): Remove sorry.
8149 (ix86_build_builtin_va_list_abi): New.
8150 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8152 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8153 (ix86_init_builtins_va_builtins_abi): New.
8154 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8156 (ix86_handle_abi_attribute): New.
8157 (attribute_spec): Add sysv_abi and ms_abi.
8158 (ix86_fn_abi_va_list): New.
8159 (ix86_canonical_va_list_type): New.
8160 (ix86_enum_va_list): New.
8161 (TARGET_FN_ABI_VA_LIST): New.
8162 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8163 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8164 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8165 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8166 (TARGET_ENUM_VA_LIST): New.
8167 * expr.h (std_fn_abi_va_list): New.
8168 (std_canonical_va_list_type): New.
8169 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8170 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8171 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8172 TARGET_CANONICAL_VA_LIST_TYPE.
8173 * target.h (struct gcc_target): Add fn_abi_va_list hook
8174 and canonical_va_list_type hook.
8176 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8178 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8179 integral and pointer types.
8181 2008-07-04 Roger Sayle <roger@eyesopen.com>
8183 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8184 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8186 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8189 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8191 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8193 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8194 build_gimple_modify_stmt.
8195 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8196 gimple operand. Use fold_build* instead of build*.
8198 2008-07-04 Richard Guenther <rguenther@suse.de>
8200 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8201 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8202 properly to compute the reachability set if we do field-sensitive PTA.
8203 * invoke.texi (max-fields-for-field-sensitive): Document default.
8204 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8205 100 for optimize >= 2.
8207 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8209 * ggc-zone.c (lookup_page_table_if_allocated,
8210 set_page_table_entry, zone_find_object_size, alloc_small_page,
8211 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8212 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8213 -Wc++-compat and/or -Wcast-qual warnings.
8215 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8218 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8219 pic_offset_table_rtx to be marked as used here.
8220 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8221 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8222 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8223 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8226 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8228 * alloc-pool.c (hash_descriptor, eq_descriptor,
8229 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8230 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8232 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8233 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8234 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8235 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8238 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8240 * tree-flow.h (loop_only_exit_p): Declare.
8241 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8242 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8243 the number of iterations if it is constant. Otherwise, if this is the
8244 only possible exit of the loop, use the conservative estimate on the
8245 number of iterations of the entire loop if available.
8247 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8249 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8250 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8251 Add synchronization functions.
8252 * config/sync.c: New file.
8253 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8254 (LIBGCC_SYNC_CFLAGS): Likewise.
8256 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8259 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8260 (*pushtf_sse): New insn pattern.
8261 (pushtf splitters): New splitters.
8263 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8266 * predict.c (build_predict_expr): Use void_type_node for the tree
8267 type, instead of NULL_TREE.
8269 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8271 * config/i386/i386.c (contains_aligned_value_p): Return true
8273 (ix86_data_alignment): Align TCmode to 128bits.
8274 (ix86_local_alignment): Likewise.
8276 2008-07-03 Andrew Haley <aph@redhat.com>
8279 * vec.h (VEC_TA): New.
8280 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8281 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8282 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8283 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8284 (C_COMMON_FIXED_TYPES): Remove first arg.
8285 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8286 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8287 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8288 not to use empty macro arguments.
8290 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8292 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8293 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8294 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8295 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8296 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8297 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8298 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8299 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8300 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8301 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8302 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8303 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8304 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8305 config/rs6000/e500crtres64gpr.asm,
8306 config/rs6000/e500crtres64gprctr.asm,
8307 config/rs6000/e500crtrest32gpr.asm,
8308 config/rs6000/e500crtrest64gpr.asm,
8309 config/rs6000/e500crtresx32gpr.asm,
8310 config/rs6000/e500crtresx64gpr.asm,
8311 config/rs6000/e500crtsav32gpr.asm,
8312 config/rs6000/e500crtsav64gpr.asm,
8313 config/rs6000/e500crtsav64gprctr.asm,
8314 config/rs6000/e500crtsavg32gpr.asm,
8315 config/rs6000/e500crtsavg64gpr.asm,
8316 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8317 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8318 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8319 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8320 config/sparc/sol2-cn.asm: Remove .file directives.
8322 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8324 * resource.c (mark_referenced_resources): Look inside
8325 UNSPEC_VOLATILEs and ASM_INPUTs.
8327 2008-07-02 Ian Lance Taylor <iant@google.com>
8329 * rtlanal.c (add_reg_note): New function.
8330 * rtl.h (add_reg_note): Declare.
8331 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8332 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8333 * builtins.c (expand_builtin_longjmp): Likewise.
8334 (expand_builtin_nonlocal_goto): Likewise.
8335 * calls.c (emit_call_1, expand_call): Likewise.
8336 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8337 * cfglayout.c (fixup_reorder_chain): Likewise.
8338 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8339 (commit_one_edge_insertion): Likewise.
8340 * combine.c (move_deaths, distribute_notes): Likewise.
8341 * df-problems.c (df_set_note): Likewise.
8342 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8343 (set_unique_reg_note): Likewise.
8344 (emit_copy_of_insn_after): Likewise.
8345 * expr.c (expand_expr_real): Likewise.
8346 * gcse.c (add_label_notes): Likewise.
8347 * haifa-sched.c (create_check_block_twin): Likewise.
8348 * jump.c (mark_jump_label_1): Likewise.
8349 * loop-doloop.c (add_test, doloop_modify): Likewise.
8350 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8351 * lower-subreg.c (move_eh_region_note): Likewise.
8352 * optabs.c (emit_libcall_block): Likewise.
8353 * predict.c (predict_insn): Likewise.
8354 (combine_predictions_for_insn): Likewise.
8355 * recog.c (peephole2_optimize): Likewise.
8356 * regmove.c (try_auto_increment): Likewise.
8357 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8358 * reload.c (find_reloads): Likewise.
8359 * reload1.c (fixup_eh_region_note): Likewise.
8360 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8361 * reorg.c (delete_prior_computation): Likewise.
8362 (delete_computation, dbr_schedule): Likewise.
8363 * config/pa/pa.c (legitimize_pic_address): Likewise.
8364 * config/sh/sh.c (sh_reorg): Likewise.
8366 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8369 * config/libgcc-glibc.ver: Add %exclude.
8370 * config/m32r/libgcc-glibc.ver: Likwise.
8371 * config/s390/libgcc-glibc.ver: Likwise.
8372 * config/sh/libgcc-glibc.ver: Likwise.
8373 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8375 * config/i386/libgcc-glibc.ver: New.
8377 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8379 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8381 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8382 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8383 i[34567]86-*-linux*, x86_64-*-linux*. Add
8384 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8385 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8386 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8387 i[34567]86-*-linux*, x86_64-*-linux*.
8389 * libgcc-std.ver: Add empty GCC_4.4.0.
8391 * mkmap-symver.awk: Support multiple versions per symbol.
8393 * config/i386/i386.c (ix86_init_builtins): Always define
8394 __builtin_fabsq and __builtin_copysignq with fallbacks.
8395 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8396 and __builtin_copysignq if SSE2 isn't available.
8398 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8399 (LIBGCC2_TF_CEXT): Likwise.
8402 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8404 * config/i386/sfp-machine.h: Moved to libgcc.
8406 * config/i386/sfp-machine.h: New.
8407 * config/i386/t-linux: Likwise.
8409 * config/i386/t-darwin: Remove softfp_wrap_start and
8411 * config/i386/t-darwin64: Likewise.
8413 * config/i386/t-fprules-softfp64: Renamed to ...
8414 * config/i386/t-fprules-softfp: This.
8416 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8417 and softfp_wrap_end.
8419 2008-07-02 Jason Merrill <jason@redhat.com>
8421 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8423 * tree.c (ctor_to_list): New fn.
8424 * tree.h: Declare it.
8425 (CONSTRUCTOR_ELT): New macro.
8426 (CONSTRUCTOR_NELTS): New macro.
8428 2008-07-02 Richard Guenther <rguenther@suse.de>
8430 * tree-ssa-structalias.c (struct variable_info): Reorder
8431 to fill padding on 64bit hosts. Make collapsed_to an int.
8432 (get_varinfo_fc): Deal with that.
8433 (new_var_info): Likewise.
8434 (collapse_rest_of_var): Likewise.
8436 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8438 * doc/install.texi (--enable-java-home): Document.
8439 (--enable-aot-compile-rpm): Likewise.
8440 (--with-arch-directory): Likewise.
8441 (--with-os-directory): Likewise.
8442 (--with-origin-name): Likewise.
8443 (--with-arch-suffix): Likewise.
8444 (--with-jvm-root-dir): Likewise.
8445 (--with-jvm-jar-dir): Likewise.
8446 (--with-python-dir): Likewise.
8448 2008-07-02 Richard Guenther <rguenther@suse.de>
8450 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8451 from decls explicitly. Merge operand checking from tuples.
8453 2008-07-02 Martin Jambor <mjambor@suse.cz>
8455 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8457 2008-07-02 Martin Jambor <mjambor@suse.cz>
8459 * tree-switch-conversion.c: Included timevar.h
8460 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8462 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8464 2008-07-02 Martin Jambor <mjambor@suse.cz>
8466 * tree-switch-conversion.c: Corrected various comments and
8468 (build_constructors): Fixed minor formatting mistakes.
8470 * invoke.texi (Optimize Options): Corrected the
8471 switch-conversion-max-branch-ratio parameter.
8473 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8475 * final.c (asm_insn_count): Return zero for an empty asm body.
8477 2008-07-02 Richard Guenther <rguenther@suse.de>
8479 * bitmap.h (bitmap_set_bit): Return bool.
8480 (bitmap_clear_bit): Likewise.
8481 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8482 write to the bitmap if it would.
8483 (bitmap_clear_bit): Likewise.
8484 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8485 bitmap_set_bit return value.
8486 (add_pred_graph_edge): Likewise.
8487 (add_graph_edge): Likewise.
8488 (do_sd_constraint): Likewise.
8489 (do_ds_constraint): Likewise.
8491 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8493 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8494 Fix -Wc++-compat and/or -Wcast-qual warnings.
8495 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8496 gen_regparm_prefix): Likewise.
8497 * vmsdbgout.c (write_modbeg, lookup_filename,
8498 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8500 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8502 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8503 defaults.h definition apply.
8505 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8507 * function.c (assign_parm_remove_parallels): New.
8508 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8510 (assign_parm_setup_block): Do not handle them.
8511 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8512 assign_parm_remove_parallels.
8514 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8516 * c-typeck.c (convert_for_assignment): Use
8517 vector_targets_convertible_p.
8518 * c-common.c (vector_targets_convertible_p): New.
8519 * c-common.h (vector_targets_convertible_p): New prototype.
8520 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8521 opaque_p_V2SI_type_node.
8523 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8525 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8528 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8530 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8531 TFmode constants via two element DImode vector for hosts with
8532 HOST_BITS_PER_WIDE_INT < 64.
8533 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8534 also for HOST_BITS_PER_WIDE_INT < 64.
8536 2008-07-01 Richard Guenther <rguenther@suse.de>
8538 PR tree-optimization/36666
8539 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8540 (get_constraint_exp_from_ssa_var): Split into ...
8541 (get_constraint_exp_for_temp): ... this ...
8542 (get_constraint_for_ssa_var): ... and that.
8543 Return constraint expressions for all touched sub-fields
8544 if the results address is not taken.
8545 (process_constraint): Remove assertion that aggregate
8546 assignments do not happen at this place.
8547 (get_constraint_for_component_ref): Add address_p argument.
8548 Return constraint expressions for all touched sub-fields
8549 if the results address is not taken.
8550 (do_deref): Use get_constraint_exp_for_temp.
8551 (get_constraint_for_1): Rename from ...
8552 (get_constraint_for): ... this. Add the old function as wrapper.
8553 (do_structure_copy): Use get_constraint_for_1.
8555 2008-07-01 Martin Jambor <mjambor@suse.cz>
8557 * Makefile.in (tree-switch-conversion.o): Add.
8558 (OBJS-common): Add tree-swtch-conversion.o.
8559 * passes.c (init_optimization_passes): Add pass_convert_switch.
8560 * tree-pass.h: (pass_convert_switch): Add.
8561 * tree-switch-conversion.c: New file.
8562 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8563 * common.opt (ftree-cswtch): New option.
8564 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8565 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8566 * opts.c (decode_options): Set flag_tree_switch_conversion when
8567 optimization level is >= 2.
8568 * doc/invoke.texi (Optimize Options): Added description of
8569 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8571 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8573 * config/darwin-driver.c (darwin_default_min_version): Fix
8574 -Wc++-compat warnings.
8576 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8578 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8581 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8583 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8585 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8587 PR rtl-optimization/34744
8588 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8589 (df_scan_free_internal): Free data structures not
8590 allocated in storage pools.
8591 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8592 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8593 df_scan_free_mws_vec.
8594 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8597 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8599 * config/i386/i386.c (contains_aligned_value_p): Return true
8601 (ix86_function_arg_boundary): Return its natural boundary
8603 (return_in_memory_32): Don't check TDmode.
8604 (ix86_split_to_parts): Support splitting into 4 parts and
8605 support TFmode for 32bit target.
8606 (ix86_split_long_move): Support splitting into 4 parts.
8607 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8609 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8610 (ix86_init_builtins): Here.
8611 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8612 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8613 'q' and 'w', respectively.
8615 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8617 (movtf_internal): Likewise.
8618 (<code>tf2): Likewise.
8619 (*absnegtf2_sse): Likewise.
8620 (copysign<mode>3): Likewise.
8621 (copysign<mode>3_const): Likewise.
8622 (copysign<mode>3_var): Likewise.
8623 (define_split UNSPEC_COPYSIGN): Likewise.
8624 * config/i386/sse.md (*nandtf3): Likewise.
8625 (<code>tf3): Likewise.
8626 (*<code>tf3): Likewise.
8628 2008-06-30 Joey Ye <joey.ye@intel.com>
8629 H.J. Lu <hongjiu.lu@intel.com>
8631 * global.c (compute_regsets): Set frame_pointer_needed here.
8632 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8634 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8636 * doc/install.texi (specific): Expand Windows build notes.
8638 2008-06-30 Ira Rosen <irar@il.ibm.com>
8640 PR tree-optimization/36648
8641 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8642 number of prolog iterations by step. Fix the comment.
8644 2008-06-30 Richard Guenther <rguenther@suse.de>
8647 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8648 handle calls from ECF_MALLOC functions.
8649 (handle_pure_call): ECF_MALLOC functions do not return
8651 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8653 2008-06-29 Andreas Schwab <schwab@suse.de>
8655 * config/m68k/m68k.c (print_operand): Always print a float
8657 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8658 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8661 * config/rs6000/x-linux64: Remove never used file.
8663 2008-06-29 Richard Guenther <rguenther@suse.de>
8665 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8667 (struct alias_info): Move ...
8668 * tree-ssa-alias.c: ... here.
8669 (update_alias_info): Declare.
8670 (compute_may_aliases): Call it.
8671 (update_alias_info): New function.
8672 * tree-ssa-structalias.c (update_alias_info): Move ...
8673 * tree-ssa-alias.c (update_alias_info_1): ... here.
8674 * tree-ssa-structalias.c (process_constraint_1): Remove
8675 unused from_call argument. Rename to ...
8676 (process_constraint): ... this. Delete old wrapper.
8677 (make_constraint_to): Adjust callers.
8678 (handle_const_call): Likewise.
8679 (handle_pure_call): Likewise.
8680 (init_base_vars): Likewise.
8681 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8682 (find_func_aliases): We don't need structure copies for
8684 (make_constraint_from_anything): Remove.
8685 (create_variable_info_for): For globals make constraints
8686 from escaped, not from anything.
8687 (compute_points_to_sets): Do not call update_alias_info.
8688 (ipa_pta_execute): Use make_constraint_from.
8690 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8692 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8693 (bitmap.o-warn, dominance.o-warn): New.
8694 * configure.ac (cxx_compat_warn): Delete.
8695 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8696 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8698 * configure: Regenerate.
8700 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8703 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8706 * df-scan.c (df_notes_rescan): Likewise.
8707 * ggc-page.c (set_page_table_entry): Likewise.
8708 * intl.c (gcc_gettext_width): Likewise.
8709 * varasm.c (get_unnamed_section, get_noswitch_section,
8710 get_section): Likewise.
8712 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8714 * regrename.c (build_def_use): Don't copy RTX.
8716 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8718 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8719 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8720 punctuation. Use @ref instead of @xref.
8721 (Function Names): Remove stray @display/@end display.
8722 (C++ Attributes): Use @ref instead of @xref.
8723 (Deprecated Features): Fix punctuation around @xref.
8724 (Backwards Compatibility): Likewise.
8725 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8727 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8729 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8730 constants for E500 double.
8732 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8734 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8735 element type of const_vector.
8737 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8739 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8740 Remove FLAGS_REG clobber from expander pattern.
8741 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8742 (anddi3, andsi3, andhi3, andqi3): Ditto.
8743 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8744 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8745 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8746 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8747 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8748 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8749 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8750 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8752 2008-06-28 Richard Guenther <rguenther@suse.de>
8754 * tree-ssa-structalias.c (callused_id, var_callused,
8755 callused_tree): Add.
8756 (handle_pure_call): New function.
8757 (find_func_aliases): Call it.
8758 (find_what_p_points_to): Handle the call-used set.
8759 (clobber_what_escaped): Likewise.
8760 (compute_call_used_vars): New function.
8761 (init_base_vars): Init the call-used variable.
8762 (do_sd_constraint): Do not propagate the solution from CALLUSED
8763 but use CALLUSED as a placeholder.
8764 (solve_graph): Likewise.
8765 * tree-flow-inline.h (gimple_call_used_vars): New function.
8766 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8767 (compute_call_used_vars): Declare.
8768 * tree-ssa-alias.c (set_initial_properties): Call
8769 compute_call_used_vars.
8770 (reset_alias_info): Clear call-used variables.
8771 (add_call_clobber_ops): Assert we are not called for const/pure
8772 functions. Remove handling of them.
8773 (add_call_read_ops): Handle pure functions by adding the
8774 call-used set of variables as VUSEs.
8775 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8776 (delete_tree_ssa): Free it.
8777 * tree-dfa.c (remove_referenced_var): Clear the var from the
8780 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8782 * tree.c (build_varargs_function_type_list): New.
8783 (build_function_type_list_1): New.
8784 (build_function_type_list): Use build_function_type_list_1.
8785 * tree.h (build_varargs_function_type_list): New.
8787 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8790 * config/spu/spu.c (spu_builtin_splats): Do not generate
8791 invalid CONST_VECTOR expressions.
8792 (spu_expand_vector_init): Likewise.
8794 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8796 * optabs.c (libfunc_decls): New variable.
8797 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8798 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8799 for the same function twice.
8801 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8803 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8804 ix86_expand_binary_operator directly.
8805 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8807 (*ashrti3_1): Ditto.
8808 (*lshrti3_1): Ditto.
8809 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8810 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8811 using only one splitter. Conditionaly execute splitter before or
8812 after peephole2 pass.
8813 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8814 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8815 Use only one alternative in asm template.
8816 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8818 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8819 "J" operand constraint for operand 2.
8820 (*ashldi3_cconly_rex64): Ditto.
8821 (*ashrdi3_cmp_rex64): Ditto.
8822 (*ashrdi3_cconly_rex64): Ditto.
8823 (*lshrdi3_cmp_rex64): Ditto.
8824 (*lshrdi3_cconly_rex64): Ditto.
8825 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8826 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8827 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8830 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8832 * gimplify.c (omp_is_private): Don't return true if decl is not
8833 already private on #pragma omp for or #pragma omp parallel for.
8836 * tree-cfg.c (struct move_stmt_d): Replace block field with
8837 orig_block and new_block fields.
8838 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8839 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8840 (move_block_to_fn): Replace vars_map and new_label_map arguments
8841 with struct move_stmt_d pointer.
8842 (replace_block_vars_by_duplicates): New function.
8843 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8844 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8845 all subblocks of ORIG_BLOCK to the new function. Call
8846 replace_block_vars_by_duplicates.
8847 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8848 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8849 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8850 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8851 (expand_omp): Temporarily set input_location to the location of
8852 region's controlling stmt.
8853 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8854 BIND_EXPR, push ctx->block_vars and gimplification vars into
8855 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8857 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8858 there are any BLOCK_VARS.
8859 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8860 OMP_PARALLEL or OMP_TASK stmt.
8861 (lower_omp): Save and restore input_location around the lower_omp_1
8864 2008-06-27 Richard Guenther <rguenther@suse.de>
8866 PR tree-optimization/36400
8867 PR tree-optimization/36373
8868 PR tree-optimization/36344
8869 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8870 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8871 (update_alias_info): Remove call clobbering code.
8872 (make_constraint_to): New helper function.
8873 (make_escape_constraint): Likewise.
8874 (handle_rhs_call): Use it on all pointer containing arguments.
8875 Also mark the static chain escaped.
8876 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8877 instead of ANYTHING.
8878 (make_constraint_from): New helper split out from ...
8879 (make_constraint_from_anything): ... here.
8880 (find_func_aliases): Add constraints for escape sites.
8881 (intra_create_variable_infos): Make constraints from NONLOCAL
8883 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8885 (clobber_what_p_points_to): Remove.
8886 (clobber_what_escaped): New function.
8887 (init_base_vars): Init NONLOCAL and ESCAPED.
8888 (do_sd_constraint): Do not propagate the solution from ESCAPED
8889 but use ESCAPED as a placeholder.
8890 (solve_graph): Likewise.
8891 * tree-flow.h (clobber_what_p_points_to): Remove.
8892 (clobber_what_escaped): Declare.
8893 * tree-ssa-alias.c (set_initial_properties): Call it.
8894 Remove code clobbering escaped pointers.
8896 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8898 * function.c (allocate_struct_function): Only allocate a unique
8899 funcdef_no if the decl is nonzero.
8901 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8903 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8904 * config/mips/mips.c (mips_split_const_insns): New function.
8905 * config/mips/mips.md (move_type): New attribute.
8906 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8907 (dword_mode): New attribute.
8908 (type): Avoid long line. Map "move_type"s to "type"s,
8909 choosing "multi" for doubleword moves if appropriate.
8910 Swap MTC/MFC comments to match their declaration order.
8911 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8912 "type" is "branch" or "jal" is "direct".
8913 (length): Handle "extended_mips16" first. Make the default
8914 "0" for "ghost" instructions. Set the length from "move_type".
8915 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8916 of "type", with "sll0" for the register alternative. Remove the
8917 "extended_mips16" attribute.
8918 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8919 of "type", with "shift_shift" for the register alternative.
8920 Remove the "length" attribute.
8921 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8922 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8923 of "type", with "andi" for the register alternative.
8924 (*zero_extendqihi2): Likewise.
8925 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8926 of "andi" instead of a "type" of "arith".
8927 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8929 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8930 (mov_<store>r, *mov<mode>_ra): Likewise.
8931 (extendsidi2): Use "move_type" instead of "type", with "move"
8932 for the register alternative.
8933 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8934 of "type", with "signext" for the register alternative.
8935 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8936 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8937 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8938 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8939 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8940 (unnamed branch insn): Likewise.
8941 (*movdi_gp32_fp64): Fold into...
8942 (*movdi_32bit): ...here.
8943 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8944 (*movdf_hardfloat): ...this new pattern.
8945 (*movdf_softfloat): Remove redundant FPR alternatives.
8946 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8947 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8948 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8949 the "move" attribute.
8950 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8951 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8952 and "store" for COP loads and stores.
8953 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8954 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8955 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8956 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8957 (*movtf_mips16, *movv2sf): Likewise.
8958 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8959 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8960 (mfhc1<mode>): Use "move_type" instead of "move".
8961 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8962 (loadgp_blockage): Remove the "length" attribute.
8963 (blockage, set_got_version, update_got_version): Likewise.
8964 (call_internal): Remove the "extended_mips16" attribute.
8965 (call_value_internal, call_value_multiple_internal): Likewise.
8966 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8968 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8969 the "length" attribute.
8971 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8973 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8974 -Wcast-qual warnings.
8975 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8976 handle_pragma_pop_macro): Likewise.
8977 * collect2.c (resolve_lib_name): Likewise.
8978 * config/arc/arc.c (arc_init): Likewise.
8979 * config/arm/arm.c (neon_builtin_compare,
8980 locate_neon_builtin_icode): Likewise.
8981 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8982 * config/bfin/bfin.c (bfin_init_machine_status,
8983 bfin_optimize_loop): Likewise.
8984 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8985 * config/cris/cris.c (cris_init_expanders): Likewise.
8986 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8987 * config/darwin.c (machopic_indirection_eq,
8988 machopic_indirection_name, machopic_output_indirection): Likewise.
8989 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8990 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8991 frv_optimize_membar): Likewise.
8992 * config/i386/cygwin.h (mingw_scan,
8993 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8994 * config/i386/cygwin1.c (mingw_scan): Likewise.
8995 * config/i386/i386.c (machopic_output_stub): Likewise.
8996 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8997 i386_pe_unique_section): Likewise.
8998 * config/ia64/ia64.c (ia64_init_machine_status,
8999 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9001 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9002 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9003 * config/m68k/m68k.c (m68k_handle_option,
9004 m68k_sched_md_init_global): Likewise.
9005 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9006 mcore_unique_section): Likewise.
9007 * config/mips/mips.c (mips_block_move_straight,
9008 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9010 * config/mmix/mmix.c (mmix_init_machine_status,
9011 mmix_encode_section_info): Likewise.
9012 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9013 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9014 print_operand_address, output_toc, redefine_groups,
9015 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9016 * config/s390/s390.c (s390_init_machine_status): Likewise.
9017 * config/score/score.c (score_block_move_straight,
9018 score_block_move_loop_body): Likewise.
9019 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9020 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9021 * emit-rtl.c (find_auto_inc): Likewise.
9022 * gcc.c (translate_options, process_command): Likewise.
9023 * reorg.c (dbr_schedule): Likewise.
9024 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9025 * xcoffout.c (xcoffout_declare_function): Likewise.
9027 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9029 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9030 ipa-pta working again.
9032 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9034 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9037 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9039 * config.gcc (powerpc*-*-*): Add new core e500mc.
9040 * config/rs6000/e500mc.md: New file.
9041 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9043 (rs6000_override_options): Add e500mc case to
9044 processor_target_table. Altivec and Spe options not allowed
9045 with e500mc. Add isel instruction to e500mc by
9046 default. Initialize rs6000_cost for e500mc.
9047 (rs6000_issue_rate): Set issue rate for e500mc.
9048 * config/rs6000/rs6000.h (processor_type): Add
9049 PROCESSOR_PPCE500MC.
9050 (ASM_CPU_SPEC): Add e500mc.
9051 Set TARGET_ISEL to rs6000_isel.
9052 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9053 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9054 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9056 * doc/invoke.texi: Add e500mc to list of cpus.
9058 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9061 * c-lex.c (lex_charconst): Initialize unsignedp.
9063 2008-06-27 Olivier Hainque <hainque@adacore.com>
9065 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9066 documented assumptions.
9068 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9070 * dwarf2out.c: Remove trailing white spaces. Break long line
9073 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9075 * libfuncs.h (LTI_synchronize): New libfunc_index.
9076 (synchronize_libfunc): Declare.
9077 * builtins.c (expand_builtin_synchronize): Consider using
9078 synchronize_libfunc before falling back on an asm blockage.
9079 * config/mips/mips.c: Include libfuncs.h
9080 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9082 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9084 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9085 parameter. Copy stack_reg to r11 where appropriate.
9086 (no_global_regs_above): Add gpr parameter.
9087 (rs6000_stack_info): Only add padding for SPE save area if we
9088 are saving SPE GPRs and CR.
9089 (saveres_routine_syms): New variable.
9090 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9092 (rs6000_savres_routine_sym): New function.
9093 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9095 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9096 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9097 Tweak FPR out-of-line saving.
9098 (rs6000_make_savres_rtx): New function.
9099 (rs6000_use_multiple_p): New function.
9100 (rs6000_savres_strategy): New function.
9101 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9102 out-of-line if appropriate.
9103 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9104 if we are optimizing for size.
9105 (GP_SAVE_INLINE): Define.
9106 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9107 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9108 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9109 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9110 (*save_fpregs_<mode>): Add use of r11.
9111 (*restore_gpregs_<mode>): New insn.
9112 (*return_and_restore_gpregs_<mode>): New insn.
9113 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9115 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9116 (*restore_gpregs_spe): New insn.
9117 (*return_and_restore_gpregs_spe): New insn.
9118 * config/rs6000/predicates.md (save_world_operation): Fix check.
9120 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9122 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9123 this point, so assert that.
9125 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9127 * cfganal.c: Include vec.h and vecprim.h.
9128 (compute_idf): Import from...
9129 * tree-into-ssa (compute_idf): ...here.
9130 * basic-block.h (compute_idf): Export.
9132 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9134 * c-decl.c (merge_decls): Use !current_function_decl to check for
9135 extern declaration of C99 inline function being at file scope.
9137 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9139 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9141 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9143 * alias.c (record_alias_subset, init_alias_analysis): Fix
9144 -Wc++-compat and/or -Wcast-qual warnings.
9145 * attribs.c (lookup_attribute_spec): Likewise.
9146 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9147 copy_bb, connect_traces,
9148 find_rarely_executed_basic_blocks_and_cr): Likewise.
9149 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9150 note_btr_set, migrate_btr_defs): Likewise.
9151 * builtins.c (result_vector, expand_builtin_memcpy,
9152 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9153 builtin_memset_read_str, expand_builtin_printf,
9154 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9156 * caller-save.c (mark_set_regs): Likewise.
9157 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9158 * cgraph.c (cgraph_edge): Likewise.
9159 * combine.c (likely_spilled_retval_1): Likewise.
9160 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9161 htab_counts_entry_del, get_coverage_counts): Likewise.
9162 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9163 new_cselib_val): Likewise.
9164 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9165 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9167 * df-core.c (df_compact_blocks): Likewise.
9168 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9169 * df-scan.c (df_grow_reg_info, df_ref_create,
9170 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9171 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9172 df_record_entry_block_defs, df_record_exit_block_uses,
9173 df_bb_verify): Likewise.
9174 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9175 DF_REF_EXTRACT_MODE_CONST): New.
9176 * dominance.c (get_immediate_dominator, get_dominated_by,
9177 nearest_common_dominator, root_of_dom_tree,
9178 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9179 -Wc++-compat and/or -Wcast-qual warnings.
9180 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9181 record_store, replace_read, check_mem_read_rtx, scan_insn,
9182 dse_step1, dse_record_singleton_alias_set): Likewise.
9183 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9185 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9187 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9188 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9189 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9190 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9191 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9192 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9193 file_name_acquire, output_file_names, add_const_value_attribute,
9194 premark_used_types_helper, file_table_eq, file_table_hash,
9195 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9196 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9197 -Wcast-qual warnings.
9198 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9199 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9200 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9201 gen_reg_rtx, start_sequence, init_emit): Likewise.
9202 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9203 * except.c (init_eh_for_function, gen_eh_region,
9204 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9205 arh_to_landing_pad, arh_to_label, add_action_record,
9206 add_call_site, switch_to_exception_section): Likewise.
9207 * expmed.c (synth_mult): Likewise.
9208 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9209 store_expr): Likewise.
9210 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9212 * function.c (assign_stack_temp_for_type,
9213 allocate_struct_function, match_asm_constraints_1): Likewise.
9214 * gcov-io.c (gcov_allocate): Likewise.
9215 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9216 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9217 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9218 record_one_set, insert_expr_in_table, insert_set_in_table,
9219 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9220 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9221 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9222 -Wcast-qual warnings.
9224 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9226 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9227 -Wcast-qual warnings.
9228 * gcc.c (process_command): Likewise.
9229 * genattrtab.c (oballoc): Use XOBNEW.
9230 (oballocvec): Define.
9231 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9232 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9233 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9234 -Wc++-compat and/or -Wcast-qual warnings.
9235 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9236 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9237 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9238 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9239 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9240 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9241 add_excls, process_presence_absence_names,
9242 process_presence_absence_patterns, add_presence_absence,
9243 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9244 get_free_state, add_arc, get_free_automata_list_el,
9245 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9246 transform_3, cache_presence, create_ainsns, create_automata,
9247 create_state_ainsn_table, dfa_insn_code_enlarge,
9248 output_trans_func, output_min_issue_delay_func,
9249 output_dead_lock_func, output_reset_func,
9250 output_get_cpu_unit_code_func, output_dfa_start_func,
9251 expand_automata): Likewise.
9252 * genextract.c (gen_insn): Likewise.
9253 * gengtype-lex.l: Likewise.
9254 * gengtype.c (read_input_list, adjust_field_type,
9255 process_gc_options): Likewise.
9256 * genoutput.c (note_constraint): Likewise.
9257 * genpreds.c (mangle, add_constraint): Likewise.
9258 * genrecog.c (process_define_predicate, new_decision,
9259 add_to_sequence): Likewise.
9260 * gensupport.c (record_insn_name): Likewise.
9262 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9264 * config/i386/driver-i386.c (detect_caches_amd,
9265 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9266 and/or -Wcast-qual warnings.
9267 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9268 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9269 gt_pch_save): Likewise.
9270 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9271 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9272 * global.c (compute_regsets): Likewise.
9273 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9274 finish_graph_dump_file): Likewise.
9275 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9276 unlink_bb_notes): Likewise.
9277 * integrate.c (get_hard_reg_initial_val): Likewise.
9278 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9279 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9280 * local-alloc.c (update_equiv_regs): Likewise.
9281 * loop-invariant.c (check_invariant_table_size,
9282 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9284 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9285 altered_reg_used, mark_altered): Likewise.
9286 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9287 insert_var_expansion_initialization,
9288 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9289 release_var_copies): Likewise.
9290 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9291 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9292 analyze_accesses_for_phi_node, check_var_notmodified_p,
9293 check_allocation_function, find_sites_in_func,
9294 record_all_accesses_in_func, transform_access_sites,
9295 transform_allocation_sites): Likewise.
9296 * omp-low.c (new_omp_region, create_omp_child_function_name,
9297 check_omp_nesting_restrictions, check_combined_parallel,
9298 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9299 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9300 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9301 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9303 * opts-common.c (prune_options): Likewise.
9304 * opts.c (add_input_filename, print_filtered_help,
9305 get_option_state): Likewise.
9306 * params.c (add_params): Likewise.
9307 * passes.c (set_pass_for_id, next_pass_1,
9308 do_per_function_toporder, pass_fini_dump_file): Likewise.
9309 * postreload.c (reload_cse_simplify_operands): Likewise.
9310 * predict.c (tree_predicted_by_p, tree_predict_edge,
9311 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9313 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9315 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9317 * recog.c (check_asm_operands, validate_change_1): Likewise.
9318 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9319 subst_asm_stack_regs): Likewise.
9320 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9321 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9322 * regmove.c (reg_is_remote_constant_p): Likewise.
9323 * regrename.c (regrename_optimize, scan_rtx_reg,
9324 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9326 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9327 regstat_compute_calls_crossed): Likewise.
9328 * reload1.c (init_reload, new_insn_chain,
9329 has_nonexceptional_receiver, reload, copy_reloads,
9330 calculate_needs_all_insns, init_elim_table): Likewise.
9331 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9332 * rtl.c (shallow_copy_rtx_stat): Likewise.
9333 * rtlanal.c (parms_set): Likewise.
9334 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9335 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9336 * sched-ebb.c (earliest_block_with_similiar_load,
9337 add_deps_for_risky_insns): Likewise.
9338 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9339 schedule_region): Likewise.
9340 * see.c (eq_descriptor_pre_extension,
9341 hash_descriptor_pre_extension, hash_del_pre_extension,
9342 eq_descriptor_properties, hash_descriptor_properties,
9343 hash_del_properties, see_seek_pre_extension_expr,
9344 see_initialize_data_structures, see_print_register_properties,
9345 see_print_pre_extension_expr, see_delete_merged_def_extension,
9346 see_delete_unmerged_def_extension, see_emit_use_extension,
9347 see_pre_delete_extension, see_map_extension, see_commit_changes,
9348 see_analyze_merged_def_local_prop,
9349 see_analyze_merged_def_local_prop,
9350 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9351 see_set_prop_merged_def, see_set_prop_unmerged_def,
9352 see_set_prop_unmerged_use, see_print_one_extension,
9353 see_merge_one_use_extension, see_merge_one_def_extension,
9354 see_store_reference_and_extension, see_update_uses_relevancy,
9355 see_update_defs_relevancy): Likewise.
9356 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9357 hash_statistics_free, curr_statistics_hash): Likewise.
9358 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9359 expand_asm_operands, expand_return, case_bit_test_cmp,
9360 expand_case): Likewise.
9361 * stor-layout.c (start_record_layout): Likewise.
9362 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9363 gt_pch_save_stringpool): Likewise.
9364 * tree-data-ref.c (hash_stmt_vertex_info,
9365 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9366 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9368 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9371 * config/i386/i386.md : Change constraints of HImode and QImode
9372 immediate operands from "i" to "n". Change SImode "ni" constraint to
9373 "i" and SImode "rmi" constraint to "g". Remove all constraints
9374 from const0_operand and const1_operand predicated operands.
9375 (i): Change QImode and HImode attribute from "i" to "n".
9376 (*subqi_2): Change HImode operands to QImode.
9379 2008-06-25 Olivier Hainque <hainque@adacore.com>
9381 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9384 2008-06-25 Richard Guenther <rguenther@suse.de>
9386 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9387 not overflow the result type.
9389 2008-06-25 Richard Guenther <rguenther@suse.de>
9391 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9392 (vn_lookup): Likewise.
9394 2008-06-25 Richard Guenther <rguenther@suse.de>
9396 PR tree-optimization/35518
9397 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9398 * tree-sra.c (instantiate_element): Use fold_build3 to build
9400 (try_instantiate_multiple_fields): Likewise.
9402 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9404 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9407 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9409 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9410 use_backchain_to_restore_sp to true
9411 if the offset of the link register save area would go over the 32k - 1
9412 offset limit of the load
9415 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9417 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9418 anchor for the type-punning blurb. Cross-reference "Structures
9419 unions enumerations and bit-fields implementation". Provide a
9420 cast-through-pointer example. Make final sentence self-contained.
9421 * doc/implement-c.texi (Structures unions enumerations and
9422 bit-fields implementation): Cross-reference the type-punning blurb
9423 in the -fstrict-aliasing documentation.
9425 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9428 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9429 the memory instead of the memory itself for the save area.
9431 2008-06-24 Olivier Hainque <hainque@adacore.com>
9432 Nicolas Roche <roche@adacore.com>
9434 * gengtype.c (srcdir_len): size_t instead of int.
9435 (get_file_realbasename): New function. For F a filename, the real
9436 basename of F, with all the path components stripped.
9437 (get_file_srcdir_relative_path): New function. For F a filename, the
9438 relative path to F from $(srcdir).
9439 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9440 get_file_realbasename. Adjust the head comment.
9441 (get_prefix_langdir_index): New function. For F a filename, return the
9442 lang_dir_names[] relative index of the language directory that is
9444 (get_file_langdir): For F a filename, return the name of the language
9445 directory where F is located.
9446 (get_file_gtfilename): New function. The gt- output file name for an
9448 (get_output_file_with_visibility): Replace in-line computations with
9449 uses of get_file_gtfilename and get_prefix_langdir_index.
9450 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9452 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9454 PR tree-optimization/36504
9455 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9456 references without base address.
9458 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9461 * calls.c (expand_call): Increase alignment for recursive functions.
9463 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9465 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9466 (TARGET_FUNCTION_VALUE): New define.
9467 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9468 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9470 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9472 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9473 (fmod<mode>3): Ditto.
9474 (remainderxf3): Ditto.
9475 (remainder<mode>3): Ditto.
9477 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9480 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9481 REG is a hard register.
9483 PR tree-optimization/36508
9484 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9485 499, don't check it at all in release compilers.
9487 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9489 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9490 together with SSE_TARGET_MATH to disable insn pattern.
9491 (*fop_<MODEF:mode>_2_i387): Ditto.
9492 (*fop_<MODEF:mode>_3_i387): Ditto.
9494 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9496 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9498 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9501 * gimplify.c (gimplify_asm_expr): Check the return code of
9502 parse_output_constraint call, set function return and is_inout
9505 2008-06-22 Ian Lance Taylor <iant@google.com>
9507 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9508 (narrowest_signed_type): Likewise.
9509 * c-typeck.c (c_common_type): Change local variable mclass to enum
9511 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9512 tcc_comparison, not the tree code itself.
9513 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9514 (c_expand_expr): Cast modifier to enum expand_modifier.
9515 * c-common.h (C_RID_CODE): Add casts.
9516 (C_SET_RID_CODE): Define.
9517 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9518 (c_lex_one_token): Add cast to avoid warning.
9519 (c_parser_objc_type_name): Rename local typename to type_name.
9520 (check_no_duplicate_clause): Change code parameter to enum
9522 (c_parser_omp_var_list_parens): Change kind parameter to enum
9524 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9525 c_parser_omp_list_var_parens.
9526 (c_parser_omp_threadprivate): Likewise.
9527 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9528 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9529 * c-format.c (NO_FMT): Define.
9530 (printf_length_specs): Use NO_FMT.
9531 (asm_fprintf_length_specs): Likewise.
9532 (gcc_diag_length_specs): Likewise.
9533 (scanf_length_specs): Likewise.
9534 (strfmon_length_specs): Likewise.
9535 (gcc_gfc_length_specs): Likewise.
9536 (printf_flag_specs): Change 0 to STD_C89.
9537 (asm_fprintf_flag_specs): Likewise.
9538 (gcc_diag_flag_specs): Likewise.
9539 (gcc_cxxdiag_flag_specs): Likewise.
9540 (scanf_flag_specs): Likewise.
9541 (strftime_flag_specs): Likewise.
9542 (strfmon_flag_specs): Likewise.
9543 (print_char_table): Likewise.
9544 (asm_fprintf_char_table): Likewise.
9545 (gcc_diag_char_table): Likewise.
9546 (gcc_tdiag_char_table): Likewise.
9547 (gcc_cdiag_char_table): Likewise.
9548 (gcc_cxxdiag_char_table): Likewise.
9549 (gcc_gfc_char_table): Likewise.
9550 (scan_char_table): Likewise.
9551 (time_char_table): Likewis.
9552 (monetary_char_table): Likewise.
9553 * c-format.h (BADLEN): Likewise.
9555 2008-06-21 Ian Lance Taylor <iant@google.com>
9557 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9558 Define END_OF_BASE_TREE_CODES around inclusion.
9559 * tree.c (tree_code_type): New global array.
9560 (tree_code_length, tree_code_name): Likewise.
9561 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9563 (all-tree.def, s-alltree): New targets.
9564 (gencheck.h, s-gencheck): Remove.
9565 (tree.o): Depend upon all-tree.def.
9566 (build/gencheck.o): Remove gencheck.h dependency.
9567 (mostlyclean): Don't remove gencheck.h.
9568 * c-common.h (enum c_tree_code): Remove.
9569 * c-lang.c (tree_code_type): Remove.
9570 (tree_code_length, tree_code_name): Remove.
9571 * gencheck.c (tree_codes): Include all-tree.def, rather than
9572 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9574 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9576 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9577 (operator_name_info): Size to MAX_TREE_CODES.
9578 (assignment_operator_name_info): Likewise.
9579 * cp/cp-lang.c (tree_code_type): Remove.
9580 (tree_code_length, tree_code_name): Remove.
9581 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9582 (assignment_operator_name_info): Likewise.
9583 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9585 * cp/mangle.c (write_expression): Likewise.
9586 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9587 * fortran/f95-lang.c (tree_code_type): Remove.
9588 (tree_code_length, tree_code_name): Remove.
9589 * java/java-tree.h (enum java_tree_code): Remove.
9590 * java/lang.c (tree_code_type): Remove.
9591 (tree_code_length, tree_code_name): Remove.
9592 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9593 * objc/objc-act.h (enum objc_tree_code): Remove.
9594 * objc/objc-lang.c (tree_code_type): Remove.
9595 (tree_code_length, tree_code_name): Remove.
9596 * objcp/objcp-lang.c (tree_code_type): Remove.
9597 (tree_code_length, tree_code_name): Remove.
9598 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9599 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9600 * ada/misc.c (tree_code_type): Remove.
9601 (tree_code_length, tree_code_name): Remove.
9603 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9605 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9606 the grand_bitmap_obstack.
9608 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9610 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9611 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9612 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9613 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9614 move_stmt_r, new_label_mapper): Likewise.
9615 * tree-complex.c (cvc_lookup): Likewise.
9616 * tree-dfa.c (create_function_ann): Likewise.
9617 * tree-dump.c (dump_register): Likewise.
9618 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9619 find_phi_replacement_condition): Likewise.
9620 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9621 tree_function_versioning): Likewise.
9622 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9623 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9624 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9625 get_nonlocal_debug_decl, convert_nonlocal_reference,
9626 convert_nonlocal_omp_clauses, get_local_debug_decl,
9627 convert_local_reference, convert_local_omp_clauses,
9628 convert_nl_goto_reference, convert_nl_goto_receiver,
9629 convert_tramp_reference, convert_call_expr): Likewise.
9630 * tree-outof-ssa.c (contains_tree_r): Likewise.
9631 * tree-parloops.c (reduction_phi, initialize_reductions,
9632 eliminate_local_variables_1, add_field_for_reduction,
9633 add_field_for_name, create_phi_for_local_result,
9634 create_call_for_reduction_1, create_loads_for_reductions,
9635 create_stores_for_reduction, create_loads_and_stores_for_name):
9637 * tree-phinodes.c (allocate_phi_node): Likewise.
9638 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9639 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9640 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9641 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9642 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9643 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9644 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9645 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9646 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9647 vn_nary_op_insert): Likewise.
9648 * tree-ssa.c (redirect_edge_var_map_add,
9649 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9650 * tree-vectorizer.c (vectorize_loops): Likewise.
9651 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9652 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9653 tree_cons_stat, build1_stat, build_variant_type_copy,
9654 decl_init_priority_lookup, decl_fini_priority_lookup,
9655 decl_priority_info, decl_restrict_base_lookup,
9656 decl_restrict_base_insert, decl_debug_expr_lookup,
9657 decl_debug_expr_insert, decl_value_expr_lookup,
9658 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9659 type_hash_add, get_file_function_name, tree_check_failed,
9660 tree_not_check_failed, tree_range_check_failed,
9661 omp_clause_range_check_failed, build_omp_clause,
9662 build_vl_exp_stat): Likewise.
9663 * value-prof.c (gimple_histogram_value,
9664 gimple_duplicate_stmt_histograms): Likewise.
9665 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9666 unshare_variable, variable_union_info_cmp_pos, variable_union,
9667 dataflow_set_different_1, dataflow_set_different_2,
9668 vt_find_locations, variable_was_changed, set_variable_part,
9669 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9670 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9671 section_entry_hash, object_block_entry_eq,
9672 object_block_entry_hash, create_block_symbol,
9673 initialize_cold_section_name, default_function_rodata_section,
9674 strip_reg_name, set_user_assembler_name, const_desc_eq,
9675 build_constant_desc, output_constant_def, lookup_constant_def,
9676 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9677 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9678 default_internal_label): Likewise.
9679 * varray.c (varray_init, varray_grow): Likewise.
9680 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9682 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9684 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9685 operators for "test" insn. Macroize insn using SWI mode macro.
9686 (*jcc_fused_2): Ditto.
9687 (*jcc_fused_3): Macroize insn using SWI mode macro.
9688 (*jcc_fused_4): Ditto.
9690 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9692 * tree-ssa-pre.c: Fix typo in comment.
9693 (init_antic, fini_antic): Add explicit funtions for
9694 initializing and deinitializing ANTIC and AVAIL sets.
9695 (create_expression_by_pieces): Fix typo in comment.
9696 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9697 (execute_pre): Eventually dump details about ANTIC_IN.
9699 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9701 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9702 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9703 add_to_obstack, file_at_path, find_a_file, execute,
9704 add_preprocessor_option, add_assembler_option, add_linker_option,
9705 process_command, insert_wrapper, do_option_spec, do_self_spec,
9706 spec_path, do_spec_1, is_directory, main, used_arg,
9707 getenv_spec_function): Likewise.
9708 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9709 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9712 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9714 * doc/rtl.texi: Updated subreg section.
9716 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9719 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9720 node->needed and node->reachable.
9721 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9722 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9723 (expand_task_call): Don't call expand_task_copyfn.
9724 (expand_task_copyfn): Renamed to...
9725 (finalize_task_copyfn): ... this.
9727 2008-06-19 Jan Hubicka <jh@suse.cz>
9729 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9730 clobbering framepointer.
9732 2008-06-19 Jan Hubicka <jh@suse.cz>
9734 * tree-optimize.c (execute_early_local_optimizations): Set
9735 cgraph_state only at first invocation.
9737 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9739 * system.h (-Wc++-compat): Activate as a warning, no an error.
9741 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9743 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9744 instead of "#" in insn asm template.
9745 (*jcc_fused_2): Ditto.
9747 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.h (ix86_tune_indices)
9750 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9751 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9752 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9753 (*jcc_fused_2): Ditto.
9754 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9755 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9756 (print operand): Handle 'E' and 'e' code.
9758 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9760 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9761 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9762 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9764 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9766 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9768 (cgraph_expand_function): Use local copy of decl.
9769 (cgraph_expand_all_functions): Remove redundant initialization of
9771 (cgraph_optimize): Reword internal_error message.
9773 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9775 * arm-protos.h (arm_return_in_memory): Remove public
9776 arm_return_in_memory() prototype.
9777 * arm.c (arm_return_in_memory): Add static prototype, add target
9778 hook macro, change definition and comments.
9779 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9781 2008-06-19 Ben Elliston <bje@au.ibm.com>
9783 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9784 real.c: Remove references to IEEE 754R.
9785 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9786 * doc/libgcc.texi (Decimal float library routines): Likewise.
9788 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9790 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9791 (default_unwind_word_mode): Add prototype.
9792 * targhooks.c (default_unwind_word_mode): New function.
9793 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9794 instead of word_mode.
9795 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9796 (TARGET_INITIALIZER): Use it.
9798 * c-common.c (handle_mode_attribute): Support "unwind_word"
9800 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9802 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9803 word_mode to access SjLj_Function_Context member "data".
9804 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9805 conversion from targetm.eh_return_filter_mode () to
9806 targetm.unwind_word_mode () if they differ.
9808 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9809 (BT_FN_UNWINDWORD_PTR): New function type.
9810 (BT_FN_WORD_PTR): Remove.
9811 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9812 * except.c (expand_builtin_extend_pointer): Convert pointer to
9813 targetm.unwind_word_mode () instead of word_mode.
9815 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9816 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9817 (spu_unwind_word_mode): New function.
9818 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9819 (TARGET_UNWIND_WORD_MODE): Define.
9820 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9822 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9824 * config/spu/spu.c (reg_align): Remove.
9825 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9826 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9827 (spu_split_store): Likewise.
9829 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9831 * gcc/tree-vn.c: Fix typo in comment.
9833 2008-06-18 Jan Hubicka <jh@suse.cz>
9835 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9836 toplevel reorder too.
9838 2008-06-18 Jan Hubicka <jh@suse.cz>
9840 * c-opts.c (c_common_post_options): PCH is not compatible with
9842 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9843 -fno-toplevel-reorder by default now.
9845 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9847 PR documentation/30739
9848 * doc/install.texi (Prerequisites): Document dependency on awk.
9850 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9851 Ian Lance Taylor <iant@google.com>
9853 PR rtl-optimization/35604
9854 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9855 only want to change jump destinations, not eventual label comparisons.
9857 2008-06-16 Jan Hubicka <jh@suse.cz>
9859 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9861 (cgraph_analyze_function): Likewise.
9863 2008-06-16 Jan Hubicka <jh@suse.cz>
9865 * cgraph.h (cgraph_mark_if_needed): New function.
9866 * cgraphunit.c (cgraph_mark_if_needed): New function.
9867 * c-decl.c (duplicate_decl): Use it.
9869 2008-06-16 Jan Hubicka <jh@suse.cz>
9871 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9874 2008-06-16 Jan Hubicka <jh@suse.cz>
9876 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9878 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9879 Kazu Hirata <kazu@codesourcery.com>
9880 Maxim Kuvyrkov <maxim@codesourcery.com
9882 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9883 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9884 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9885 EXTRA_SPEC_FUNCTIONS.
9886 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9887 (DRIVER_SELF_SPECS): Adjust.
9888 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9889 * config/mips/st.h, config/mips/t-st: New.
9890 * config/mips/driver-native.c, config/mips/x-native: New.
9891 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9894 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9896 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9898 (ISA_HAS_FP_CONDMOVE): New macro.
9899 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9900 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9901 (ISA_HAS_NMADD3_NMSUB3): New macro.
9902 * config/mips/mips.c (mips_rtx_costs): Update.
9903 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9904 compiling for ST Loongson 2E/2F.
9905 (madd<mode>): Rename to madd4<mode>. Update.
9906 (madd3<mode>): New pattern.
9907 (msub<mode>): Rename to msub4<mode>. Update.
9908 (msub3<mode>): New pattern.
9909 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9910 (nmadd3<mode>): New pattern.
9911 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9912 (nmadd3<mode>_fastmath): New pattern.
9913 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9914 (nmsub3<mode>): New pattern.
9915 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9916 (nmsub3<mode>_fastmath): New pattern.
9917 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9919 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9921 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9922 (DF_REF_INSN_INFO): New.
9923 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9924 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9925 with a NULL DF_REF_INSN_INFO.
9926 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9928 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9929 DF_INSN_INFO_EQ_USES): New.
9930 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9931 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9932 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9933 * df-core.c: Update comment for above changes.
9934 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9935 DF_INSN_UID_* macros.
9936 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9937 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9938 insn rtx. Update all callers.
9939 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9940 df_ref_create_structure, df_insn_refs_collect): Likewise.
9941 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9942 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9943 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9944 macros to access the insn refs.
9945 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9946 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9947 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9948 for accessing the refs.
9949 (try_fwprop_subst): Likewise.
9950 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9951 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9952 for accessing the refs.
9953 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9954 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9955 to look at the insn refs.
9956 (record_uses): Likewise.
9957 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9959 (mark_artificial_uses): Don't mark_insn for artificial refs.
9960 (mark_reg_rependencies): Likewise.
9962 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9964 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9966 * configure: Regenerate.
9968 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9970 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9971 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9972 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9974 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9976 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9977 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9978 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9980 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9982 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9983 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9984 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9986 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9988 * tree-ssa-sccvn.c: Fix format of comments.
9990 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9992 * cgraph.c: Remove unneeded forward declarations of eq_node()
9995 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9997 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9999 (see_update_relevancy): Likewise.
10000 * fwprop.c (try_fwprop_subst): Likewise.
10001 * rtlanal.c (noop_move_p): Likewise.
10002 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10003 notes to non-existing libcall blocks.
10004 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10006 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10007 (dead_libcall_p): Remove.
10008 (delete_trivially_dead_insns): Don't use it.
10009 * web.c (union_defs): Remove comment about keeping nops.
10010 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10011 (compute_hash_table_work): Don't track libcall notes.
10012 (do_local_cprop): Don't take libcall pointers. Don't update
10014 (adjust_libcall_notes): Deleted.
10015 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10016 ever have existed in the first place).
10017 (replace_store_insn): Don't try to remove libcall notes.
10018 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10019 (resolve_reg_notes): Don't call them.
10020 (resolve_simple_move): Likewise.
10021 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10022 Don't remove REG_RETVAL notes.
10023 * emit-rtl.c (try_split): Don't update libcall notes.
10024 (emit_copy_of_insn_after): Dito.
10025 * cselib.c (cselib_current_insn_in_libcall): Remove.
10026 (cselib_process_insn): Don't set/clear it.
10027 (new_elt_loc_list): Don't record it.
10028 (cselib_init): Don't initialize it.
10029 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10030 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10032 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10033 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10034 (init_deps): Don't initialize it.
10035 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10036 * combine.c (delete_noop_moves): Don't update libcall notes.
10037 (can_combine_p): Remove now pointless #if 0 block.
10038 (try_combine): Remove another obsolete #if 0 block.
10039 (distribute_notes): Don't distribute libcall notes.
10040 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10041 * dce.c (libcall_dead_p): Remove.
10042 (delete_unmarked_insns): Don't handle libcall blocks.
10043 (preserve_libcall_for_dce): Remove.
10044 (prescan_insns_for_dce): Don't special-case libcall block insns.
10045 * reload1 (reload): Don't handle libcall notes.
10046 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10049 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10051 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10052 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10053 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10055 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10057 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10058 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10059 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10061 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10063 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10065 2008-06-16 Ira Rosen <irar@il.ibm.com>
10067 PR tree-optimization/36493
10068 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10069 the arguments list. Use VECTYPE to create vector pointer.
10070 (vectorizable_store): Fail if accesses through a pointer to vectype
10071 do not alias the original memory reference operands.
10072 Call vect_create_data_ref_ptr without the removed argument.
10073 (vectorizable_load): Likewise.
10074 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10077 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10080 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10081 reg_equiv_constant.
10083 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10085 * config/mips/loongson2ef.md: New file.
10086 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10087 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10088 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10089 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10090 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10092 (loongson2ef.md): New include.
10093 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10094 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10095 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10096 (loongson_gt_<mode>, loongson_extract_halfword)
10097 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10098 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10099 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10100 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10101 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10102 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10103 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10104 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10105 (vec_interleave_low<mode>): Define type attribute.
10106 * config/mips/mips.c (mips_ls2): New static variable.
10107 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10108 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10109 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10110 Implement target scheduling hooks.
10111 (mips_multipass_dfa_lookahead): Update to handle tuning for
10113 (mips_sched_init): Initialize data for Loongson scheduling.
10114 (mips_ls2_variable_issue): New static function.
10115 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10117 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10118 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10119 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10120 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10121 Handle ST Loongson 2E/2F cores.
10122 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10124 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10126 * omp-low.c (extract_omp_for_data): Fix comment typo.
10129 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10131 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10132 FIXME note about gcc/config.guess.
10133 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10134 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10135 * doc/cppopts.texi: Likewise.
10136 * doc/extend.texi: Likewise.
10137 * doc/gcc.texi: Likewise.
10138 * doc/gccint.texi: Likewise.
10139 * doc/gcov.texi: Likewise.
10140 * doc/gty.texi: Likewise.
10141 * doc/hostconfig.texi: Likewise.
10142 * doc/install.texi: Likewise.
10143 * doc/invoke.texi: Likewise.
10144 * doc/loop.texi: Likewise.
10145 * doc/makefile.texi: Likewise.
10146 * doc/md.texi: Likewise.
10147 * doc/passes.texi: Likewise.
10148 * doc/tm.texi: Likewise.
10149 * doc/tree-ssa.texi: Likewise.
10150 * doc/trouble.texi: Likewise.
10152 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10153 Nathan Sidwell <nathan@codesourcery.com>
10154 Maxim Kuvyrkov <maxim@codesourcery.com>
10155 Richard Sandiford <rdsandiford@googlemail.com>
10157 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10158 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10159 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10161 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10162 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10163 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10165 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10166 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10167 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10168 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10169 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10170 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10171 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10172 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10173 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10174 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10175 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10176 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10177 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10178 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10179 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10180 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10181 (mips_builtins): Add Loongson builtins.
10182 (mips_loongson_2ef_bdesc): New.
10183 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10184 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10185 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10186 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10188 (mips_expand_vector_init): New.
10189 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10190 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10192 * config/mips/mips.md: Add unspec numbers for Loongson
10193 builtins. Include loongson.md.
10194 (MOVE64): Include Loongson vector modes.
10195 (SPLITF): Include Loongson vector modes.
10196 (HALFMODE): Handle Loongson vector modes.
10197 * config/mips/loongson.md: New.
10198 * config/mips/loongson.h: New.
10199 * config.gcc: Add loongson.h header for mips*-*-* targets.
10200 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10202 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10204 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10205 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10206 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10207 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10208 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10209 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10210 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10211 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10212 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10213 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10214 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10215 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10216 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10217 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10218 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10219 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10220 Remove use_fixproto=yes.
10221 (ia64*-*-hpux*): Remove comment about using fixproto.
10222 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10224 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10226 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10228 * configure: Regenerate.
10230 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10232 PR middle-end/36520
10233 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10234 before evaluating it.
10236 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10239 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10240 nested inline functions.
10241 (start_decl, start_function): Don't invert DECL_EXTERNAL
10242 for nested inline functions.
10244 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10246 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10247 splits that must be made for correctness.
10249 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10251 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10252 (AVAIL_NON_MIPS16): Likewise.
10253 (mips_builtin_description): Replace target_flags with a predicate.
10254 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10255 (dspr2_32): New availability predicates.
10256 (MIPS_BUILTIN): New macro.
10257 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10258 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10259 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10260 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10261 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10262 (mips_dsp_32only_bdesc): Merge into...
10263 (mips_builtins): ...this new array.
10264 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10265 (mips_init_builtins): Update after above changes.
10266 (mips_expand_builtin_1): Merge into...
10267 (mips_expand_builtin): ...here and update after above changes.
10269 2008-06-12 Paul Brook <paul@codesourcery.com>
10271 * longlong.h (__arm__): Define count_leading_zeros.
10272 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10273 (clzsi2, clzdi2): New functions.
10274 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10275 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10276 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10277 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10278 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10279 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10280 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10281 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10282 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10283 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10285 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10287 * config/m68k/m68k.c (m68k_tune_flags): New.
10288 (override_options): Compute m68k_tune_flags.
10289 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10290 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10292 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10294 PR middle-end/36506
10295 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10297 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10299 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10300 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10302 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10304 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10305 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10307 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10309 PR middle-end/36506
10310 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10313 2008-06-12 Richard Guenther <rguenther@suse.de>
10315 PR tree-optimization/36345
10316 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10317 add memory_tag_needed flag.
10318 (may_alias_p): Declare.
10319 * tree-ssa-alias.c (may_alias_p): Export.
10320 (set_initial_properties): Use memory_tag_needed flag.
10321 (update_reference_counts): Likewise.
10322 (reset_alias_info): Reset memory_tag_needed flag.
10323 (create_name_tags): Check memory_tag_needed flag.
10324 (dump_points_to_info_for): Dump it.
10325 * tree-ssa-structalias.c (struct variable_info): Remove
10326 directly_dereferenced flag.
10327 (new_var_info): Do not initialize it.
10328 (process_constraint_1): Do not set it.
10329 (update_alias_info): Set is_dereferenced flag.
10330 (set_uids_in_ptset): Use may_alias_p.
10331 (set_used_smts): Check memory_tag_needed flag.
10332 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10333 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10334 memory_tag_needed flag.
10335 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10336 from broken design.
10338 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10340 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10341 red zone for w64 abi.
10342 (ix86_expand_prologue): Likewise.
10343 (ix86_force_to_memory): Likewise.
10344 (ix86_free_from_memory): Likewise.
10346 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10349 * config/rs6000/rs6000.c (rs6000_override_options): Set
10350 rs6000_isel conditionally to the absence of comand line override.
10351 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10352 Remove duplicate rs6000_isel setting.
10353 * config/rs6000/eabispe.h: Ditto.
10355 2008-06-11 Richard Guenther <rguenther@suse.de>
10357 * alias.c (get_alias_set): Use the element alias-set for arrays.
10358 (record_component_aliases): For arrays and vectors do nothing.
10359 * c-common.c (strict_aliasing_warning): Handle the cases
10360 of alias set zero explicitly.
10361 * Makefile.in (dfp.o-warn): Add -Wno-error.
10363 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10365 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10367 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10368 tune_32 tune_64 to supported_defaults. Allow values not
10369 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10370 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10371 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10372 with_cpu_64 to generic for 64-bit-supporting configurations, not
10373 with_cpu. Remove FIXMEs.
10374 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10375 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10376 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10377 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10378 arch_32 and arch_64.
10380 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10381 Olivier Hainque <hainque@adacore.com>
10383 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10384 Use DECL_SIZE_UNIT to retrieve the size of the field.
10386 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10388 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10389 with function calls after declarations. Lay out
10390 neon_float_type_node before further use.
10392 2008-06-11 Richard Guenther <rguenther@suse.de>
10394 * tree-flow.h (may_point_to_global_var): Declare.
10395 * tree-ssa-alias.c (may_point_to_global_var): New function.
10396 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10398 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10400 * configure.ac: Teach that fido supports .debug_line.
10401 * configure: Regenerate.
10403 2008-06-10 Tom Tromey <tromey@redhat.com>
10405 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10408 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10410 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10411 (encode_decimal64, decode_decimal64, encode_decimal128,
10412 decode_decimal128): Reverse order of 32-bit parts of value if host
10413 and target endianness differ.
10415 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10417 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10418 Avoid division by 0.
10419 (tree_mod_pow2_value_transform): Likewise.
10420 (tree_ic_transform): Likewise.
10421 (tree_stringops_transform): Likewise.
10422 (tree_mod_subtract_transform): Likewise.
10423 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10424 (copy_edges_for_bb): Likewise.
10425 (initialize_cfun): Likewise.
10427 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10429 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10430 nonmemory_operand. Add "N" operand constraint.
10432 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10433 (*jcc_btsi_mask): Ditto.
10434 (*jcc_btsi_mask_1): Ditto.
10436 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10438 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10439 TYPE_CANONICAL for copied element type.
10441 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10445 Add m_CORE2 and m_GENERIC.
10446 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10447 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10449 (*jcc_btdi_rex64): New instruction and split pattern.
10450 (*jcc_btsi): Ditto.
10451 (*jcc_btsi_1): Ditto.
10452 (*btsq): Fix Intel asm dialect operand order.
10456 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10458 PR middle-end/36447
10459 * simplify-rtx.c (simplify_subreg): Add check for shift count
10462 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10464 * doc/md.texi: Synchronize with later constraints.md change.
10465 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10466 with a C implementation.
10467 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10469 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10470 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10471 when moving to and from MD_REGNUM.
10472 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10473 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10474 Handle byte and halfword moves.
10475 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10477 * config/mips/constraints.md (h): Turn into NO_REGS.
10478 (l, x): Update documentation.
10479 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10480 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10481 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10482 (HILO): New mode iterator.
10484 (any_div): New code iterator.
10485 (u): Extend code attribute to div and udiv.
10486 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10487 d_operand in the splitters. Remove redundant CONST_INT checks.
10488 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10489 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10490 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10491 accordingly, using normal moves instead of unspecs to move LO into
10492 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10493 (<u>mulsidi3): Handle expansion in C code.
10494 (<u>mulsidi3_32bit_internal): Rename to...
10495 (<u>mulsidi3_32bit): ...this.
10496 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10497 (*<u>mulsidi3_64bit): Rename to...
10498 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10499 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10500 to set LO and HI to the multiplication result. Use a normal move
10501 for MFLO and an unspec for MFHI.
10502 (*<u>mulsidi3_64bit_parts): Replace with...
10503 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10504 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10505 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10506 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10507 instead of HI. Split the instruction into a separate multiplication
10508 and MFHI if !TARGET_FIX_R4000.
10509 (<su>muldi3_highpart): Likewise.
10510 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10511 and the "=h" clobber.
10512 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10513 (<u>mulditi3): New expander.
10514 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10515 (madsi): Remove "=h" clobber.
10516 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10517 Force the modulus result to be a GPR and split the instruction into
10518 a division followed by an MFHI after reload.
10519 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10520 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10521 the MIPS16 HIGH define_split.
10522 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10523 of acc<->gpr moves to "multi".
10524 (*movdi_64bit): Replace the single "x" alternative with
10525 alternatives for moving into and out of "a".
10526 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10527 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10528 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10529 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10530 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10531 (movti): New expander.
10532 (*movti, *movti_mips16): New insns.
10533 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10534 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10535 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10536 * config/mips/predicates.md (fpr_operand): Delete.
10537 (d_operand): New predicate.
10539 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10541 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10542 failure on some Bourne shells.
10543 (x86_64-*-*): Ditto.
10545 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10547 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10549 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10551 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10552 (sparc-sun-solaris2*): Likewise.
10554 2008-06-09 Arnaud Charlet <charlet@adacore.com
10556 * doc/install.texi: Update requirements to build the Ada compiler.
10558 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10560 * df-scan.c (struct df_scan_problem_data): Remove the
10561 mw_link_pool alloc pool.
10562 (df_scan_free_internal): Don't free it.
10563 (df_scan_alloc): Don't allocate it.
10564 * df.h (struct df_link): Update comment.
10566 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10568 * except.h: Correct checks for when SJLJ exceptions must be used.
10570 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10572 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10575 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10577 PR tree-optimization/36218
10578 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10579 configure for the build system.
10580 (BUILD_LDFLAGS): Define.
10581 * configure: Regenerate.
10582 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10584 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10587 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10588 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10589 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10591 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10593 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10595 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10597 * config.gcc (Obsolete configurations): Remove list of
10599 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10600 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10601 targets matched by those patterns.
10602 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10603 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10604 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10605 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10606 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10607 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10608 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10609 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10610 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10611 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10612 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10613 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10614 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10615 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10616 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10617 Make code for Solaris 7 and greater unconditional for Solaris.
10618 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10619 Remove --with-* handling.
10620 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10621 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10622 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10623 LINK_OS_WINDISS_SPEC): Remove.
10624 * config/rs6000/sysv4.opt (mwindiss): Remove.
10625 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10626 * configure: Regenerate.
10627 * doc/cpp.texi: Don't mention BeOS.
10628 * doc/extend.texi (interrupt): Don't mention MS1.
10629 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10630 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10631 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10632 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10633 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10635 * doc/invoke.texi (MT Options): Remove.
10636 (-mwindiss): Remove.
10637 (CRIS Options): Remove cris-axis-aout references.
10638 (HPPA Options): Don't mention hppa1.1-*-pro.
10639 * doc/md.texi: (MorphoTech family): Remove.
10640 * libgcc2.c: Don't handle UWIN.
10641 * config/alpha/t-unicosmk: Remove.
10642 * config/alpha/unicosmk.h: Remove.
10643 * config/arm/kaos-arm.h: Remove.
10644 * config/arm/kaos-strongarm.h: Remove.
10645 * config/arm/strongarm-coff.h: Remove.
10646 * config/arm/strongarm-elf.h: Remove.
10647 * config/arm/strongarm-pe.h: Remove.
10648 * config/arm/t-strongarm-pe: Remove.
10649 * config/arm/t-xscale-coff: Remove.
10650 * config/arm/t-xscale-elf: Remove.
10651 * config/arm/xscale-coff.h: Remove.
10652 * config/arm/xscale-elf.h: Remove.
10653 * config/chorus.h: Remove.
10654 * config/cris/aout.h: Remove.
10655 * config/cris/aout.opt: Remove.
10656 * config/cris/t-aout: Remove.
10657 * config/i386/beos-elf.h: Remove.
10658 * config/i386/kaos-i386.h: Remove.
10659 * config/i386/ptx4-i.h: Remove.
10660 * config/i386/sco5.h: Remove.
10661 * config/i386/sco5.opt: Remove.
10662 * config/i386/sysv4-cpp.h: Remove.
10663 * config/i386/sysv5.h: Remove.
10664 * config/i386/t-beos: Remove.
10665 * config/i386/t-sco5: Remove.
10666 * config/i386/t-uwin: Remove.
10667 * config/i386/uwin.asm: Remove.
10668 * config/i386/uwin.h: Remove.
10669 * config/kaos.h: Remove.
10670 * config/mips/windiss.h: Remove.
10671 * config/mt: Remove directory.
10672 * config/pa/pa-osf.h: Remove.
10673 * config/pa/pa-pro-end.h: Remove.
10674 * config/pa/t-pro: Remove.
10675 * config/ptx4.h: Remove.
10676 * config/rs6000/beos.h: Remove.
10677 * config/rs6000/kaos-ppc.h: Remove.
10678 * config/rs6000/t-beos: Remove.
10679 * config/rs6000/windiss.h: Remove.
10680 * config/sh/kaos-sh.h: Remove.
10681 * config/sol2-6.h: Remove.
10682 * config/sparc/sol26-sld.h: Remove.
10683 * config/sparc/sysv4-only.h: Remove.
10684 * config/vax/bsd.h: Remove.
10685 * config/vax/t-memfuncs: Remove.
10686 * config/vax/ultrix.h: Remove.
10687 * config/vax/vaxv.h: Remove.
10688 * config/windiss.h: Remove.
10690 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10692 PR rtl-optimization/36438
10693 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10694 for vector shifts with constant scalar shift operands.
10696 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10698 * doc/invoke.texi: Document -march=xlr.
10699 * config/mips/xlr.md: New file.
10700 * config/mips/mips.md: Include it.
10702 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10703 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10704 (mips_rtx_cost_data): Likewise.
10706 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10708 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10709 PRE_INC and PRE_DEC cases.
10711 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10713 PR rtl-optimization/36419
10714 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10715 the emitting jump insn.
10718 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10719 is not bool, boolify the whole *expr_p and convert to the desired type.
10721 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10723 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10724 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10725 Add omp_private_outer_ref hook, add another argument to
10726 omp_clause_default_ctor hook.
10727 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10728 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10729 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10730 hook_tree_tree_tree_tree_null.
10731 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10732 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10733 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10734 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10735 * tree.def (OMP_TASK): New tree code.
10736 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10737 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10738 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10739 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10740 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10741 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10742 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10743 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10744 (OMP_DIRECTIVE_P): Add OMP_TASK.
10745 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10746 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10747 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10748 and OMP_CLAUSE_UNTIED entries.
10749 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10751 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10752 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10753 * tree-pretty-print.c (dump_omp_clause): Handle
10754 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10755 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10756 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10757 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10758 warning about unsigned iterators. Change decl/init/cond/incr
10759 arguments to TREE_VECs, check arguments for all collapsed loops.
10760 (c_finish_omp_taskwait): New function.
10761 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10763 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10764 default_function_array_conversion on init. Add par_clauses argument.
10765 If decl is present in parallel's lastprivate clause, change it to
10766 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10767 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10768 collapse count in clauses.
10769 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10770 c_parser_omp_for_loop callers.
10771 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10772 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10773 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10774 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10776 (c_parser_omp_clause_schedule): Handle schedule(auto).
10777 Include correct location in the error message.
10778 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10779 and PRAGMA_OMP_CLAUSE_UNTIED.
10780 (OMP_TASK_CLAUSE_MASK): Define.
10781 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10782 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10783 * tree-nested.c (convert_nonlocal_omp_clauses,
10784 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10785 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10786 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10787 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10789 (conver_nonlocal_reference, convert_local_reference,
10790 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10791 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10792 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10793 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10794 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10795 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10796 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10797 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10798 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10800 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10801 * c-common.h (c_finish_omp_taskwait): New prototype.
10802 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10803 * tree-parloops.c (create_parallel_loop): Create 1 entry
10804 vectors for OMP_FOR_{INIT,COND,INCR}.
10805 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10806 (make_edges): Handle OMP_TASK.
10807 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10808 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10809 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10810 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10811 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10812 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10813 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10814 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10815 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10816 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10817 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10818 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10819 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10820 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10821 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10822 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10823 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10824 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10825 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10826 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10827 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10828 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10829 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10830 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10831 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10832 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10833 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10834 original iterator is present in lastprivate clause or if
10835 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10836 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10837 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10838 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10839 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10840 if it is set, lookup var in outer contexts too. Handle
10841 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10842 to be implicitly determined firstprivate for task regions.
10843 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10844 if it is set, lookup var in outer contexts too. Set
10845 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10846 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10847 OMP_CLAUSE_UNTIED. Take region_type as last argument
10848 instead of in_parallel and in_combined_parallel.
10849 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10851 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10852 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10853 (new_omp_context): Set default_kind to
10854 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10855 (omp_region_type): New enum.
10856 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10857 fields, add region_type.
10858 (new_omp_context): Take region_type as argument instead of is_parallel
10859 and is_combined_parallel.
10860 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10861 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10862 ctx->is_combined_parallel checks.
10863 (gimplify_omp_task): New function.
10864 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10866 * omp-low.c (extract_omp_for_data): Use schedule(static)
10867 for schedule(auto). Handle pointer and unsigned iterators.
10868 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10869 Add loops argument. Extract data for collapsed OMP_FOR loops.
10870 (expand_parallel_call): Assert sched_kind isn't auto,
10871 map runtime schedule to index 3.
10872 (struct omp_for_data_loop): New type.
10873 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10874 Add loop, loops, collapse and iter_type fields.
10875 (workshare_safe_to_combine_p): Disallow combined for if
10876 iter_type is unsigned long long. Don't combine collapse > 1 loops
10877 unless all bounds and steps are constant. Adjust extract_omp_for_data
10879 (expand_omp_for_generic): Handle pointer, unsigned and long long
10880 iterators. Handle collapsed OMP_FOR loops. Adjust
10881 for struct omp_for_data changes. If libgomp function doesn't return
10882 boolean_type_node, add comparison of the return value with 0.
10883 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10884 pointer, unsigned and long long iterators. Adjust for struct
10885 omp_for_data changes.
10886 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10887 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10888 unsigned long long. Allocate loops array, pass it to
10889 extract_omp_for_data. For collapse > 1 loops use always
10890 expand_omp_for_generic.
10891 (omp_context): Add sfield_map and srecord_type fields.
10892 (is_task_ctx, lookup_sfield): New functions.
10893 (use_pointer_for_field): Use is_task_ctx helper. Change first
10894 argument's type from const_tree to tree. Clarify comment.
10895 In OMP_TASK disallow copy-in/out sharing.
10896 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10897 (install_var_field): Add mask argument. Populate both record_type
10898 and srecord_type if needed.
10899 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10901 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10902 and DECL_FIELD_OFFSET.
10903 (scan_sharing_clauses): Adjust install_var_field callers. For
10904 firstprivate clauses on explicit tasks allocate the var by value in
10905 record_type unconditionally, rather than by reference.
10906 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10907 Use is_taskreg_ctx instead of is_parallel_ctx.
10908 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10909 (create_omp_child_function_name): Add task_copy argument, use
10910 *_omp_cpyfn* names if it is true.
10911 (create_omp_child_function): Add task_copy argument, if true create
10912 *_omp_cpyfn* helper function.
10913 (scan_omp_parallel): Adjust create_omp_child_function callers.
10914 Rename parallel_nesting_level to taskreg_nesting_level.
10915 (scan_omp_task): New function.
10916 (lower_rec_input_clauses): Don't run constructors for firstprivate
10917 explicit task vars which are initialized by *_omp_cpyfn*.
10918 Pass outer var ref to omp_clause_default_ctor hook if
10919 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10920 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10921 OMP_CLAUSE_REDUCTION_INIT.
10922 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10923 avoid duplicate setting of fields. Handle
10924 OMP_CLAUSE_PRIVATE_OUTER_REF.
10925 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10926 copy-out if TREE_READONLY, only copy-in.
10927 (expand_task_copyfn): New function.
10928 (expand_task_call): New function.
10929 (struct omp_taskcopy_context): New type.
10930 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10932 (lower_omp_parallel): Rename to...
10933 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10934 Call create_task_copyfn if srecord_type is needed. Adjust
10936 (task_shared_vars): New variable.
10937 (check_omp_nesting_restrictions): Warn if work-sharing,
10938 barrier, master or ordered region is closely nested inside OMP_TASK.
10939 Add warnings for barrier if closely nested inside of work-sharing,
10940 ordered, or master region.
10941 (scan_omp_1): Call check_omp_nesting_restrictions even for
10942 GOMP_barrier calls. Rename parallel_nesting_level to
10943 taskreg_nesting_level. Handle OMP_TASK.
10944 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10945 work-sharing construct, continue looking for them on parent parallel
10947 (lower_omp_for_lastprivate): Add lastprivate clauses
10948 to the beginning of dlist rather than end. Adjust for struct
10949 omp_for_data changes.
10950 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10951 not after it. Handle collapsed OMP_FOR loops, adjust for
10952 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10953 (get_ws_args_for): Adjust extract_omp_for_data caller.
10954 (scan_omp_for): Handle collapsed OMP_FOR
10955 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10956 (lower_omp_single_simple): If libgomp function doesn't return
10957 boolean_type_node, add comparison of the return value with 0.
10958 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10959 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10960 (parallel_nesting_level): Rename to...
10961 (taskreg_nesting_level): ... this.
10962 (is_taskreg_ctx): New function.
10963 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10964 of is_parallel_ctx.
10965 (execute_lower_omp): Rename parallel_nesting_level to
10966 taskreg_nesting_level.
10967 (expand_omp_parallel): Rename to...
10968 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10969 Call omp_task_call for OMP_TASK regions.
10970 (expand_omp): Adjust caller, handle OMP_TASK.
10971 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10973 * bitmap.c (bitmap_default_obstack_depth): New variable.
10974 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10975 if argument is NULL and bitmap_default_obstack is already initialized.
10976 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10978 * matrix-reorg.c (matrix_reorg): Likewise.
10980 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10982 * config/i386/i386.md (*indirect_jump): Macroize using P
10983 mode iterator. Remove !TARGET_64BIT from insn constraints.
10984 (*tablejump_1): Ditto.
10985 (*indirect_jump_rex64): Remove insn pattern.
10986 (*tablejump_1_rex64): Ditto.
10987 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10988 and eh_return_si insn patterns.
10990 2008-06-06 Richard Guenther <rguenther@suse.de>
10992 * tree-ssa-structalias.c (merge_smts_into): Remove.
10993 (find_what_p_points_to): Do not bother to compute the
10994 points-to set for pt_anything pointers.
10995 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10996 for pt_anything pointers is ok.
10998 2008-06-06 Jan Hubicka <jh@suse.cz>
11000 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11002 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11004 * cgraph.c: Fix typos in comments.
11005 (cgraph_availability_names): Fix string typo.
11006 * fold-const.c: Fix typos in comments.
11007 (fold_binary): Fix typo in warning.
11008 * genautomata.c: Fix typos in comments.
11009 (check_presence_pattern_sets): Fix typo in local variable.
11010 (output_description): Fix typo in output.
11011 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11012 * hwint.h: Likewise.
11013 * matrix-reorg.c (check_allocation_function): Likewise.
11014 * omega.c (smooth_weird_equations): Likewise.
11015 * auto-inc-dec.c: Fix typos in comments.
11016 * bb-reorder.c: Likewise.
11017 * builtins.c: Likewise.
11018 * c-common.c: Likewise.
11019 * c-cppbuiltin.c: Likewise.
11020 * c-parser.c: Likewise.
11021 * c-pretty-print.c: Likewise.
11022 * cfgcleanup.c: Likewise.
11023 * cfgexpand.c: Likewise.
11024 * cfghooks.c: Likewise.
11025 * cfglayout.c: Likewise.
11026 * cfgloopmanip.c: Likewise.
11027 * cgraphunit.c: Likewise.
11028 * coverage.c: Likewise.
11029 * dbxout.c: Likewise.
11030 * df-byte-scan.c: Likewise.
11031 * df-core.c: Likewise.
11032 * df-problems.c: Likewise.
11033 * df-scan.c: Likewise.
11035 * dominance.c: Likewise.
11036 * domwalk.c: Likewise.
11038 * dwarf2out.c: Likewise.
11039 * emit-rtl.c: Likewise.
11040 * et-forest.c: Likewise.
11041 * function.c: Likewise.
11042 * function.h: Likewise.
11044 * gcov-io.c: Likewise.
11045 * gcov.c: Likewise.
11046 * gcse.c: Likewise.
11047 * genattrtab.c: Likewise.
11048 * ggc-page.c: Likewise.
11049 * gimplify.c: Likewise.
11050 * gthr-lynx.h: Likewise.
11051 * haifa-sched.c: Likewise.
11052 * ipa-cp.c: Likewise.
11053 * ipa-inline.c: Likewise.
11054 * ipa-prop.h: Likewise.
11055 * ipa-pure-const.c: Likewise.
11056 * ipa-struct-reorg.c: Likewise.
11057 * ipa-struct-reorg.h: Likewise.
11058 * ipa-type-escape.c: Likewise.
11060 * loop-doloop.c: Likewise.
11061 * mips-tfile.c: Likewise.
11062 * mkmap-flat.awk: Likewise.
11063 * mkmap-symver.awk: Likewise.
11064 * modulo-sched.c: Likewise.
11065 * omp-low.c: Likewise.
11066 * optabs.c: Likewise.
11067 * optabs.h: Likewise.
11068 * opts.c: Likewise.
11069 * passes.c: Likewise.
11070 * postreload-gcse.c: Likewise.
11071 * postreload.c: Likewise.
11072 * predict.c: Likewise.
11073 * pretty-print.h: Likewise.
11074 * profile.c: Likewise.
11075 * protoize.c: Likewise.
11076 * ra-conflict.c: Likewise.
11077 * real.c: Likewise.
11078 * recog.c: Likewise.
11079 * regclass.c: Likewise.
11080 * regs.h: Likewise.
11081 * reload.c: Likewise.
11082 * rtl-error.c: Likewise.
11083 * rtlanal.c: Likewise.
11084 * scan.h: Likewise.
11085 * sched-rgn.c: Likewise.
11087 * stmt.c: Likewise.
11088 * target.h: Likewise.
11089 * tree-dfa.c: Likewise.
11090 * tree-eh.c: Likewise.
11091 * tree-flow-inline.h: Likewise.
11092 * tree-inline.c: Likewise.
11093 * tree-into-ssa.c: Likewise.
11094 * tree-loop-distribution.c: Likewise.
11095 * tree-nested.c: Likewise.
11096 * tree-parloops.c: Likewise.
11097 * tree-pass.h: Likewise.
11098 * tree-pretty-print.c: Likewise.
11099 * tree-profile.c: Likewise.
11100 * tree-scalar-evolution.c: Likewise.
11101 * tree-sra.c: Likewise.
11102 * tree-ssa-alias-warnings.c: Likewise.
11103 * tree-ssa-ccp.c: Likewise.
11104 * tree-ssa-coalesce.c: Likewise.
11105 * tree-ssa-dom.c: Likewise.
11106 * tree-ssa-dse.c: Likewise.
11107 * tree-ssa-forwprop.c: Likewise.
11108 * tree-ssa-live.c: Likewise.
11109 * tree-ssa-live.h: Likewise.
11110 * tree-ssa-loop-im.c: Likewise.
11111 * tree-ssa-loop-ivopts.c: Likewise.
11112 * tree-ssa-loop-niter.c: Likewise.
11113 * tree-ssa-loop-prefetch.c: Likewise.
11114 * tree-ssa-phiopt.c: Likewise.
11115 * tree-ssa-phiprop.c: Likewise.
11116 * tree-ssa-sccvn.c: Likewise.
11117 * tree-ssa-ter.c: Likewise.
11118 * tree-ssa-threadupdate.c: Likewise.
11119 * tree-ssa.c: Likewise.
11120 * tree-vect-analyze.c: Likewise.
11121 * tree-vect-transform.c: Likewise.
11122 * tree-vectorizer.c: Likewise.
11123 * tree-vn.c: Likewise.
11124 * tree-vrp.c: Likewise.
11125 * tree.c: Likewise.
11126 * tree.def: Likewise.
11127 * tree.h: Likewise.
11128 * unwind-dw2-fde.c: Likewise.
11129 * unwind.inc: Likewise.
11130 * value-prof.c: Likewise.
11131 * vmsdbgout.c: Likewise.
11133 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11135 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11136 always place FP constants in the TOC for TARGET_POWERPC64.
11137 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11139 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11141 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11142 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11143 enable for TARGET_E500_DOUBLE.
11144 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11145 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11146 floating-point modes like integer modes for E500 double.
11147 (rs6000_legitimate_offset_address_p): Likewise.
11148 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11149 addressing for DDmode for E500 double.
11150 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11151 modes as using 64-bits of registers for E500 double.
11152 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11153 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11154 specially for E500 double.
11155 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11156 TDmode for E500 double.
11157 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11158 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11159 (rs6000_split_multireg_move): Do not handle TDmode specially for
11161 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11162 using 64-bit registers for E500 double.
11163 (emit_frame_save): Do not handle DDmode specially for E500 double.
11164 (gen_frame_mem_offset): Likewise.
11165 (rs6000_function_value): Do not call spe_build_register_parallel
11166 for DDmode or TDmode.
11167 (rs6000_libcall_value): Likewise.
11168 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11169 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11172 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11174 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11177 2008-06-04 Junjie Gu <jgu@tensilica.com>
11179 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11180 comparison for frame pointers.
11182 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11185 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11187 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11190 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11191 register is already smaller or equal to required mode.
11193 2008-06-04 Xinliang David Li <davidxl@google.com>
11195 * tree-call-cdce.c: New file.
11196 (cond_dead_built_in_calls): New static variable.
11197 (input_domain): New struct.
11198 (check_pow): New function.
11199 (check_builtin_call): Ditto.
11200 (check_target_format): Ditto.
11201 (is_call_dce_candidate): Ditto.
11202 (gen_one_condition): Ditto.
11203 (gen_conditions_for_domain): Ditto.
11204 (get_domain): Ditto.
11205 (gen_conditions_for_pow_cst_base): Ditto.
11206 (gen_conditions_for_pow_int_base): Ditto.
11207 (gen_conditions_for_pow): Ditto.
11208 (get_no_error_domain): Ditto.
11209 (gen_shrink_wrap_conditions): Ditto.
11210 (shrink_wrap_one_built_in_call): Ditto.
11211 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11212 (tree_call_cdce): Ditto.
11213 (gate_call_cdce): Ditto.
11214 (pass_call_cdce): New gimple pass.
11215 * passes.c: (init_optimization_passes): New pass.
11216 * tree-pass.h: New pass declaration.
11217 * opts.c (decode_options): New flag setting.
11218 * common.opt: Add -ftree-builtin-call-dce flag.
11219 * Makefile.in: Add new source file.
11220 * tempvar.def: New tv_id.
11221 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11223 2008-06-04 Richard Guenther <rguenther@suse.de>
11225 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11226 (is_call_clobbered): Always check var_ann->call_clobbered.
11227 (mark_call_clobbered): Always set var_ann->call_clobbered.
11228 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11229 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11230 (reset_alias_info): Clear call clobbering info on MTAGs and
11232 (set_pt_anything): Set pt_global_mem.
11233 (create_tag_raw): Adjust comment.
11234 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11236 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11237 Maxim Kuvyrkov <maxim@codesourcery.com>
11239 * config/m68k/m68k.opt (mxgot): New option.
11240 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11241 (m68k_output_addr_const_extra): New.
11242 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11243 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11244 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11245 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11247 2008-06-04 Richard Guenther <rguenther@suse.de>
11249 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11250 negative or non-representable offsets.
11252 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11254 * config/i386/i386.c (ix86_gen_leave): New.
11255 (ix86_gen_pop1): Likewise.
11256 (ix86_gen_add3): Likewise.
11257 (ix86_gen_sub3): Likewise.
11258 (ix86_gen_sub3_carry): Likewise.
11259 (ix86_gen_one_cmpl2): Likewise.
11260 (ix86_gen_monitor): Likewise.
11261 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11262 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11263 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11264 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11265 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11266 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11267 (ix86_expand_epilogue): Updated.
11268 (print_operand): Handle integer register operand for 'z'.
11269 (ix86_expand_strlensi_unroll_1): Likewise.
11270 (ix86_expand_strlen): Likewise.
11271 (ix86_expand_builtin): Likewise.
11272 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11273 mov{q}/mov{l} and add{q}/add{l}.
11275 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11277 * config/i386/i386.md (P): New mode iterator.
11278 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11279 using P mode iterator.
11280 (DFmode push_operand splitter): Ditto.
11281 (XFmode push_operand splitter): Ditto.
11282 (DFmode float_extend SFmode push_operand splitter): Ditto.
11283 (XFmode float_extend SFmode push_operand splitter): Do not generate
11284 SImode pushes for 64bit target. Macroize Dimode and SImode
11285 pushes using P mode iterator.
11286 (XFmode float_extend DFmode push_operand splitter): Ditto.
11288 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11290 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11291 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11292 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11293 return type to int.
11294 (ix86_call_abi_override): Remove check for call_used_regs.
11296 2008-06-03 Richard Guenther <rguenther@suse.de>
11298 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11299 for the lhs of calls if the return type contains pointers.
11301 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11303 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11304 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11305 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11306 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11307 of cfun and DEFAULT_ABI to deceide abi mode.
11308 (DEFAULT_ABI): New.
11309 (REG_PARM_STACK_SPACE): Removed.
11310 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11311 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11312 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11313 (ix86_function_abi): Likewise.
11314 (ix86_function_type_abi): Likewise.
11315 (ix86_call_abi_override): Likewise.
11316 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11317 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11318 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11319 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11321 (X86_64_REGPARM_MAX): New.
11322 (X86_64_SSE_REGPARM_MAX): New.
11323 (X64_REGPARM_MAX): New.
11324 (X64_SSE_REGPARM_MAX): New.
11325 (X86_32_REGPARM_MAX): New.
11326 (X86_32_SSE_REGPARM_MAX): New.
11327 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11328 (ix86_function_regparm): Handle user calling abi.
11329 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11330 by DEFAULT_ABI versus SYSV_ABI check.
11331 (ix86_reg_parm_stack_space): New.
11332 (ix86_function_type_abi): New.
11333 (ix86_call_abi_override): New.
11334 (ix86_function_abi): New.
11335 (ix86_cfun_abi): New.
11336 (init_cumulative_args): Call abi specific initialization.
11337 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11338 (function_arg_64): Extend SSE_REGPARM_MAX check.
11339 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11340 (ix86_pass_by_reference): Likewise.
11341 (ix86_function_value_regno_p): Likewise.
11342 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11343 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11344 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11345 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11346 (setup_incoming_varargs_64): Adjust regparm for call abi.
11347 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11348 (ix86_va_start): Likewise.
11349 (ix86_gimplify_va_arg): Likewise.
11350 (ix86_expand_prologue): Likewise.
11351 (output_pic_addr_const): Likewise.
11352 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11353 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11354 (x86_output_mi_thunk): Likewise.
11355 (x86_function_profiler): Likewise.
11356 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11357 (SYSV_ABI, MS_ABI): New constants.
11358 (DEFAULT_ABI): New.
11359 (init_regs): Add prototype of function in regclass.c file.
11360 (OVERRIDE_ABI_FORMAT): New.
11361 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11362 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11363 (OUTGOING_REG_PARM_STACK_SPACE): New.
11364 (ix86_reg_parm_stack_space): New prototype.
11365 (CUMULATIVE_ARGS): Add call_abi member.
11366 (machine_function): Add call_abi member.
11367 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11368 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11370 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11373 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11374 (avr_builtin_setjmp_frame_value): New function.
11375 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11376 (nonlocal_goto): Define.
11378 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11380 * config/mips/mips.c (mips_emit_loadgp): Return early if
11381 there is nothing do to, otherwise emit a blockage if
11382 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11383 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11385 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11387 * configure.ac: Drop unneeded backslash ending up in config.in.
11388 * acinclude.m4: Likewise.
11389 * config.in: Regenerate.
11391 2008-05-26 Jan Hubicka <jh@suse.cz>
11393 * predict.c (maybe_hot_frequency_p): Break out of...
11394 (maybe_hot_bb_p): ... here.
11395 (maybe_hot_edge_p): New.
11396 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11397 * basic-block.h (maybe_hot_edge_p): Declare.
11399 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11401 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11402 (*cmpfp_<mode>_cc): Ditto.
11403 (*fp_jcc_8<mode>_387): Ditto.
11404 (*fop_<MODEF:mode>_2_i387): Ditto.
11405 (*fop_<MODEF:mode>_3_i387): Ditto.
11406 (*fop_xf_2_i387): Ditto.
11407 (*fop_xf_3_i387): Ditto.
11409 2008-06-02 Tomas Bily <tbily@suse.cz>
11411 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11413 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11415 * config/mips/mips.c (mips_valid_offset_p): New function.
11416 (mips_valid_lo_sum_p): Likewise.
11417 (mips_classify_address): Use them.
11418 (mips_force_address): New function.
11419 (mips_legitimize_address): Use it.
11420 * config/mips/mips.md (MOVE128): New mode iterator.
11421 (movtf): Require TARGET_64BIT. Remove empty strings.
11422 (*movtf_internal): Rename to...
11423 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11424 of "R" and use {,fp}{load,store} attributes instead of "multi".
11425 Use a separate define_split.
11426 (*movtf_mips16): New pattern.
11428 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11430 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11431 * config/mips/mips.c (mips_expand_before_return): New function.
11432 (mips_expand_epilogue): Call it.
11433 * config/mips/mips.md (return): Turn into a define_expand.
11434 (*return): New insn.
11436 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11438 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11439 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11440 functions. Do not emit uses and clobbers of CONCATs; individually
11441 use and clobber their operands.
11442 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11443 gen_clobber, emit_use and gen_use.
11444 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11445 (expand_builtin_return): Likewise.
11446 * cfgbuild.c (count_basic_blocks): Likewise.
11447 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11448 * explow.c (emit_stack_restore): Likewise.
11449 * expmed.c (extract_bit_field_1): Likewise.
11450 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11451 (emit_move_multi_word, store_constructor): Likewise.
11452 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11453 (thread_prologue_and_epilogue_insns): Likewise.
11454 * lower-subreg.c (resolve_simple_move): Likewise.
11455 * optabs.c (widen_operand, expand_binop): Likewise.
11456 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11457 * reload.c (find_reloads): Likewise.
11458 * reload1.c (eliminate_regs_in_insn): Likewise.
11459 * stmt.c (expand_nl_goto_receiver): Likewise.
11460 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11461 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11462 * config/arm/arm.c (arm_load_pic_register): Likewise.
11463 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11464 * config/arm/arm.md (untyped_return): Likewise.
11465 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11466 * config/avr/avr.c (expand_prologue): Likewise.
11467 * config/bfin/bfin.c (do_unlink): Likewise.
11468 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11469 * config/cris/cris.c (cris_expand_prologue): Likewise.
11470 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11471 (machopic_legitimize_pic_address): Likewise.
11472 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11473 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11474 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11475 (ix86_expand_convert_uns_didf_sse): Likewise.
11476 (ix86_expand_vector_init_general): Likewise.
11477 * config/ia64/ia64.md (eh_epilogue): Likewise.
11478 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11479 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11480 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11481 (config/iq2000/iq2000.c): Likewise.
11482 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11483 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11484 (builtin_longjmp): Likewise.
11485 * config/mn10300/mn10300.md (call, call_value): Likewise.
11486 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11487 * config/pdp11/pdp11.md (abshi2): Likewise.
11488 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11489 * config/s390/s390.c (s390_emit_prologue): Likewise.
11490 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11491 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11492 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11493 * config/sh/sh.c (prepare_move_operands): Likewise.
11494 (output_stack_adjust, sh_expand_epilogue): Likewise.
11495 (sh_set_return_address, sh_expand_t_scc): Likewise.
11496 * config/sparc/sparc.c (load_pic_register): Likewise.
11497 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11498 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11499 * config/v850/v850.c (expand_epilogue): Likewise.
11501 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11503 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11504 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11505 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11506 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11507 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11508 stack pointer register.
11509 (output_movhi): Remove code for interrupt specific writing to the
11510 stack pointer register.
11512 2008-05-31 Richard Guenther <rguenther@suse.de>
11514 PR tree-optimization/34244
11515 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11516 (tree_expr_nonzero_warnv_p): Likewise.
11517 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11518 ssa_name_nonnegative_p.
11519 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11520 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11521 not tree_expr_nonzero_warnv_p.
11523 PR tree-optimization/36262
11525 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11527 PR tree-optimization/34244
11528 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11529 (record_numbers_of_iterations): New function.
11530 (execute_vrp): Cache the numbers of iterations of loops.
11531 * tree-scalar-evolution.c (scev_reset_except_niters):
11533 (scev_reset): Use scev_reset_except_niters.
11534 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11536 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11538 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11539 __WORKAROUND_RETS when appropriate.
11541 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11543 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11544 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11546 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11547 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11548 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11549 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11550 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11551 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11552 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11553 *fop_df_1_sse insn patterns using MODEF mode iterator.
11554 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11555 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11556 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11557 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11558 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11559 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11560 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11561 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11562 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11563 (*fop_xf_5_i387): Ditto.
11564 (*fop_xf_6_i387): Ditto.
11566 2008-05-30 Richard Guenther <rguenther@suse.de>
11568 * builtins.c (build_string_literal): Avoid generating
11569 a non-gimple_val result.
11571 2008-05-30 DJ Delorie <dj@redhat.com>
11573 * exec-tool.in: Use an environment variable (private) instead of a
11574 file (shared) as a semaphore, so as to not break parallel builds.
11576 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11578 * optabs.c (maybe_encapsulate_block): Remove.
11579 (emit_libcall_block): Adjust accordingly.
11580 * optabs.h (maybe_encapsulate_block): Remove prototype.
11582 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11583 Don't use maybe_encapsulate_block.
11585 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11587 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11588 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11589 rtx is a SYMBOL_REF before calling get_pool_constant.
11591 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11593 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11595 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11597 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11598 rather than OS names to choose INO_T_EQ definition.
11599 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11600 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11602 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11605 * config/darwin-f.c: New.
11606 * config/t-darwin: Added rule to build darwin-f.o.
11607 * config.gcc: Defined new variable, fortran_target_objs.
11608 (*-*-darwin*): Set fortran_target_objs.
11609 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11610 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11611 * configure: Regenerated.
11613 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11616 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11617 canonical type if needed.
11619 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11621 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11623 2008-05-29 Richard Guenther <rguenther@suse.de>
11625 PR tree-optimization/36343
11626 PR tree-optimization/36346
11627 PR tree-optimization/36347
11628 * tree-flow.h (clobber_what_p_points_to): Declare.
11629 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11630 pointed-to variable is dereferenced is irrelevant to whether
11631 the pointer can access the pointed-to variable.
11632 (clobber_what_p_points_to): New function.
11633 * tree-ssa-alias.c (set_initial_properties): Use it.
11634 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11635 call clobber check for NMTs.
11637 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11639 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11640 for printing gcov_type.
11642 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11644 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11645 and the eh region information.
11646 * value-prof.c (gimple_move_stmt_histograms): New function.
11647 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11649 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11651 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11653 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11655 * value-prof.c (tree_ic_transform): Print counts.
11656 * tree-profile.c (tree_gen_ic_func_profiler):
11657 Clear __gcov_indreict_call_callee variable to avoid misattribution
11660 2008-05-28 Rafael Espíndola <espindola@google.com>
11662 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11665 2008-05-28 Richard Guenther <rguenther@suse.de>
11667 PR tree-optimization/36339
11668 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11669 and clobbering code out of the loop.
11671 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11673 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11676 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11677 s390_contiguous_bitmask_p, s390_symref_operand_p,
11678 s390_check_symref_alignment, s390_reload_larl_operand,
11679 s390_reload_symref_address): New functions.
11680 (s390_branch_condition_mnemonic): Support compare and branch
11682 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11683 and 'W' constraints.
11684 (s390_secondary_reload): Add secondary reloads for unaligned
11685 symbol refs or symbol refs to floating point or QI/TI mode
11687 (legitimate_address_p): Accept symbol references as addresses.
11688 (s390_expand_insv): Use rotate and insert selected bits
11689 instruction for insv when building for z10.
11690 (print_operand_address): Handle symbol ref addresses.
11691 (print_operand): Output modifier 'c' added for signed byte values.
11692 (s390_encode_section_info): Mark symbol refs with
11693 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11695 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11696 (length attribute): RRF, RRR have 4 byte length.
11697 (FPALL, INTALL): New mode iterators added.
11698 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11699 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11700 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11701 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11702 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11703 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11704 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11705 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11707 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11708 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11709 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11710 reload<INTALL:mode><P:mode>_toreg_z10,
11711 reload<FPALL:mode><P:mode>_tomem_z10,
11712 reload<FPALL:mode><P:mode>_toreg_z10,
11713 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11714 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11715 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11716 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11718 (movmem, clrmem, cmpmem): New splitters added.
11720 * config/s390/predicates.md (larl_operand): Use
11721 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11722 SYMBOL_REF_ALIGN1_P.
11723 (s390_signed_integer_comparison,
11724 s390_unsigned_integer_comparison): New predicates.
11726 * config/s390/s390-protos.h (s390_check_symref_alignment,
11727 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11728 s390_reload_symref_address,
11729 s390_compare_and_branch_condition_mask): Prototypes added.
11731 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11732 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11733 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11735 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11737 * config/s390/s390.c (z10_cost): New cost function for z10.
11738 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11739 (s390_issue_rate): Adjust issue rate for z10.
11740 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11741 (processor_flags): Add PF_Z10.
11742 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11743 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11744 * gcc/config.gcc: Add z10.
11746 2008-05-28 Richard Guenther <rguenther@suse.de>
11748 PR tree-optimization/36291
11749 * tree-flow. h (struct gimple_df): Remove var_anns member.
11750 * tree-flow-inline.h (gimple_var_anns): Remove.
11751 (var_ann): Simplify.
11752 * tree-dfa.c (create_var_ann): Simplify.
11753 (remove_referenced_var): Clear alias info from var_anns of globals.
11754 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11755 (delete_tree_ssa): Clear alias info from var_anns of globals.
11756 Do not free var_anns.
11757 (var_ann_eq): Remove.
11758 (var_ann_hash): Likewise.
11760 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11762 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11763 and loongson2f entries.
11764 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11765 * config/mips/mips.h (processor_type): Add Loongson-2E
11766 and Loongson-2F entries.
11767 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11768 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11769 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11770 * doc/invoke.texi (MIPS Options): Document loongson2e
11771 and loongson2f processor names.
11773 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11777 * config/i386/i386.c (ix86_function_arg_boundary): Use
11778 alignment of canonical type.
11779 (ix86_expand_vector_move): Check unaligned memory access for
11782 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11784 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11785 Moved to the front of file.
11787 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11788 H.J. Lu <hongjiu.lu@intel.com>
11790 * dwarf2out.c (current_fde): New.
11792 (lookup_cfa:): Likewise.
11793 (dwarf2out_end_epilogue): Likewise.
11794 (dwarf2out_note_section_used): Likewise.
11796 2008-05-27 Michael Matz <matz@suse.de>
11799 * c.opt (Wenum-compare): New warning option.
11800 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11802 2008-05-27 Michael Matz <matz@suse.de>
11804 PR middle-end/36326
11805 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11807 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11808 into memory as tail calls.
11810 2008-05-27 Richard Guenther <rguenther@suse.de>
11812 PR tree-optimization/36339
11813 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11814 pointers cause all addressable variables to be call clobbered.
11816 2008-05-27 Richard Guenther <rguenther@suse.de>
11818 PR tree-optimization/36245
11819 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11821 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11823 * config/s390/s390.md: Replace all occurences of the 'm'
11824 constraint with 'RT'.
11826 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11828 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11830 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11832 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11833 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11834 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11836 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11838 * reload.c: (find_reloads): Skip alternatives according to the
11839 "enabled" attribute. Constify the constraint variable.
11840 * recog.c (get_attr_enabled): Add default implementation.
11841 (extract_insn): Set the alternative_enabled_p array
11842 in the recog_data struct.
11843 (preprocess_constraints, constrain_operands): Skip
11844 alternatives according to the "enabled" attribute
11845 * recog.h (struct recog_data): New field alternative_enabled_p.
11846 (skip_alternative): New inline function.
11847 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11848 (record_reg_classes): Skip alternative according to the
11849 "enabled" attribute.
11851 * doc/md.texi: Add documention for the "enabled" attribute.
11853 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11855 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11856 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11857 constraint with TARGET_MEM_CONSTRAINT.
11858 * recog.c (asm_operand_ok, preprocess_constraints,
11859 constrain_operands): Likewise.
11860 * regclass.c (record_reg_classes): Likewise.
11861 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11862 * reload1.c (maybe_fix_stack_asms): Likewise.
11863 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11864 * recog.h: Adjust comment.
11865 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11866 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11867 * doc/md.texi: Add a note to description of 'm' constraint.
11868 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11870 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11872 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11873 that the bitfield is of integral type before testing its precision.
11875 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11876 Sa Liu <saliu@de.ibm.com>
11878 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11879 __modti3, __udivti3, __umodti3 and __udivmodti4.
11880 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11881 that implement TImode mul and div functions.
11882 * config/spu/multi3.c: New. Implement __multi3.
11883 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11884 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11887 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11889 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11890 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11891 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11892 tls_sysv_suffix): New mode and mode attribute iterators.
11893 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11894 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11895 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11896 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11897 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11900 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11902 PR tree-optimization/36329
11903 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11904 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11905 * cgraphbuild.c (initialize_inline_failed): Use the latter
11906 macro in lieu of the former.
11907 * ipa-inline.c (cgraph_mark_inline): Likewise.
11908 (cgraph_decide_inlining_of_small_function): Likewise.
11909 (cgraph_decide_inlining): Likewise.
11910 (cgraph_decide_inlining_incrementally): Likewise.
11912 2008-05-26 Tristan Gingold <gingold@adacore.com>
11913 Anatoly Sokolov <aesok@post.ru>
11915 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11916 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11917 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11918 optimization for 'avr6' architecture.
11920 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11923 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11925 2008-05-26 Richard Guenther <rguenther@suse.de>
11927 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11928 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11930 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11932 PR middle-end/36253
11933 * caller-save.c (insert_restore): Verify alignment of spill space.
11934 (insert_save): Likewise.
11935 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11936 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11937 (STACK_SLOT_ALIGNMENT): Likewise.
11938 * function.c (LOCAL_ALIGNMENT): Removed.
11939 (get_stack_local_alignment): New.
11940 (assign_stack_local): Use it. Set alignment on stack slot.
11941 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11942 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11943 (STACK_SLOT_ALIGNMENT): New.
11944 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11945 stack slot in XFmode.
11947 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11949 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11952 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11953 argument operand in rax isn't removed.
11955 2008-05-26 Richard Guenther <rguenther@suse.de>
11957 PR middle-end/36300
11958 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11959 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11961 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11964 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11966 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11968 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11969 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11971 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11973 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11974 build a trampoline if we don't want one.
11975 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11976 return zero for nested functions if we don't want a trampoline.
11978 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11980 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11982 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11985 * c.opt: Removed undocumented option '-lang-fortran'.
11986 * c-common.h: Removed global variable 'lang_fortran'.
11987 * c-opts.c (c_common_handle_option): Removed code to handle
11988 option '-lang-fortran'. Updated includes.
11989 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11990 definition of '__GFORTRAN__'.
11991 (define__GNUC__): Reimplemented to use BASEVER and
11992 cpp_define_formatted.
11993 (builtin_define_with_value_n): Removed.
11994 * c-incpath.h: Renamed to ...
11995 * incpath.h: ... this.
11996 * c-incpath.c: Renamed to ...
11997 * incpath.c: ... this. Updated includes.
11998 * fix-header.c: Updated includes.
11999 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12000 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12001 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12003 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12005 * tree.h: Update the table of flags used on tree nodes.
12006 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12007 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12008 (FORCED_LABEL): Add access check.
12009 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12010 (ASM_INPUT_P): Likewise.
12011 (ASM_VOLATILE_P): Likewise.
12012 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12013 (OMP_SECTION_LAST): Access private_flag directly.
12014 (OMP_RETURN_NOWAIT): Likewise.
12015 (OMP_PARALLEL_COMBINED): Likewise.
12016 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12017 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12018 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12019 deprecated_flag directly.
12021 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12023 * final.c (frame_pointer_needed): Removed.
12024 * flags.h (frame_pointer_needed): Likewise.
12026 * function.h (rtl_data): Add frame_pointer_needed.
12027 (frame_pointer_needed): New.
12029 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12031 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12033 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12035 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12038 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12040 * c-common.c (strip_array_types): Move function to..
12042 (get_inner_array_type): Delete.
12043 * c-common.h (strip_array_types): Move declaration to..
12045 (get_inner_array_type): Delete.
12046 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12047 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12048 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12049 * config/pa/pa.c (emit_move_sequence): Likewise.
12051 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12053 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12056 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12058 * function.c: Include target hook for nonlocal_goto frame value.
12060 2008-05-24 Richard Guenther <rguenther@suse.de>
12062 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12063 variable can be only accessed through a pointer or a union.
12065 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12067 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12068 * doc/extend.texi: Likewise.
12070 2008-05-23 DJ Delorie <dj@redhat.com>
12072 * config/m32c/jump.md (untyped_call): Add.
12074 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12075 for A24 to PSImode.
12076 (m32c_address_cost): Detail costs for indirect offsets.
12078 2008-05-23 Rafael Espíndola <espindola@google.com>
12080 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12081 if a node is a SUBREG.
12082 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12085 2008-05-23 Paul Brook <paul@codesourcery.com>
12086 Carlos O'Donell <carlos@codesourcery.com>
12088 * doc/extend.texi: Clarify use of __attribute__((naked)).
12089 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12090 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12091 * function.c (use_register_for_decl): Use
12092 targetm.calls.allocate_stack_slots_for_args.
12093 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12094 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12095 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12097 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12099 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12101 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12103 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12104 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12105 is only rounded once.
12107 2008-05-23 Richard Guenther <rguenther@suse.de>
12109 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12111 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12112 Jakub Jelinek <jakub@redhat.com>
12115 * configure.ac: Handle --enable-cld.
12116 * configure: Regenerated.
12117 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12118 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12119 (ix86_current_function_needs_cld): New define.
12120 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12121 (cld): New isns pattern.
12122 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12123 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12124 * config/i386/i386.opt (mcld): New option.
12125 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12126 TARGET_CLD and ix86_current_function_needs_cld.
12127 (override_options): Use -mcld by default for 32-bit code if
12130 * doc/install.texi (Options specification): Document --enable-cld.
12131 * doc/invoke.texi (Machine Dependent Options)
12132 [i386 and x86-64 Options]: Add -mcld option.
12133 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12135 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12136 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12137 (return_in_memory_64): Likewise.
12138 (return_in_memory_ms_64): Likewise.
12140 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12142 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12143 * builtins.c (fold_builtin_fpclassify): New.
12144 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12145 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12146 * c-common.c (handle_type_generic_attribute): Adjust to accept
12147 fixed arguments before an elipsis.
12148 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12149 * doc/extend.texi: Document __builtin_fpclassify.
12151 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12153 * omp-low.c (gate_expand_omp_ssa): Remove.
12154 (pass_expand_omp_ssa): Remove.
12155 (gate_expand_omp): Do not check for flag_openmp_ssa.
12156 * common.opt (-fopenmp-ssa): Remove.
12157 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12159 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12161 * config/sh/sh.opt (mfixed-range): New option.
12162 * config/sh/sh-protos.h (sh_fix_range): Declare.
12163 * config/sh/sh.c (sh_fix_range): New function.
12164 * config/sh/sh.h (sh_fixed_range_str): Declare.
12165 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12167 * doc/invoke.texi (SH Options): Document -mfixed-range.
12169 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12171 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12172 it before the redeclaration.
12174 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12176 * config/avr/avr.c (get_sequence_length): Add new function.
12177 (expand_prologue, expand_epilogue): Remove duplicate code.
12179 2008-05-22 Rafael Espíndola <espindola@google.com>
12181 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12184 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12186 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12187 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12189 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12190 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12191 (vect_update_misalignment_for_peel): Likewise.
12192 (vector_alignment_reachable_p): Likewise.
12193 * tree-vect-transform.c (vectorizable_load): Likewise.
12194 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12195 (get_vectype_for_scalar_type): Pass mode of scalar_type
12196 to UNITS_PER_SIMD_WORD.
12198 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12199 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12200 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12201 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12202 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12204 2008-05-22 Ira Rosen <irar@il.ibm.com>
12206 PR tree-optimization/36293
12207 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12208 if the first load must be skipped because of a gap.
12210 2008-05-22 Richard Guenther <rguenther@suse.de>
12212 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12213 more cases of offset disambiguation that is possible if
12214 strict-aliasing rules apply.
12215 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12216 for basic offset and type-based disambiguation.
12218 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12220 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12221 ix86_expand_vector_set on V16QImode for SSE4.1.
12223 2008-05-21 Tom Tromey <tromey@redhat.com>
12225 * c.opt (Wimport): Mark as undocumented.
12226 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12228 (Warning Options): Likewise.
12229 * doc/cppopts.texi: Don't mention -Wimport.
12231 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12233 PR tree-optimization/36287
12234 PR tree-optimization/36286
12235 * lambda-code.c (build_access_matrix): Do not use the loop->num
12236 for computing the number of induction variables: use the loop depth
12239 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12242 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12243 option -f(no-)leading-underscore.
12245 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12247 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12248 GET_MODE_NUNITS (mode).
12250 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12252 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12253 (-mmulhw): Add 464 to description.
12254 (-mdlmzb): Likewise.
12255 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12256 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12258 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12259 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12260 * config/rs6000/rs6000.md: Update comments for 464.
12262 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12264 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12266 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12268 * config/i386/sse.md (vec_extractv4sf): Removed.
12269 (vec_extractv2df): Likewise.
12270 (vec_extractv2di): Likewise.
12271 (vec_extractv4si): Likewise.
12272 (vec_extractv8hi): Likewise.
12273 (vec_extractv16qi): Likewise.
12274 (vec_extract<mode>): New.
12276 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12278 * config/i386/sse.md (vec_setv4sf): Removed.
12279 (vec_setv2df): Likewise.
12280 (vec_setv2di): Likewise.
12281 (vec_setv4si): Likewise.
12282 (vec_setv8hi): Likewise.
12283 (vec_setv16qi): Likewise.
12284 (vec_set<mode>): New.
12286 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12288 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12289 goto for vec_concat and vec_interleave.
12291 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12293 * config/i386/sse.md (vec_initv4sf): Removed.
12294 (vec_initv2df): Likewise.
12295 (vec_initv2di): Likewise.
12296 (vec_initv4si): Likewise.
12297 (vec_initv8hi): Likewise.
12298 (vec_initv16qi): Likewise.
12299 (vec_init<mode>): New.
12301 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12303 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12305 2008-05-21 Tom Tromey <tromey@redhat.com>
12307 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12308 (zone_find_object_offset): Likewise.
12309 (gt_ggc_m_S): Likewise.
12310 (highest_bit): Likewise.
12311 * ggc-page.c (gt_ggc_m_S): New function.
12312 * stringpool.c (string_stack): Remove.
12313 (init_stringpool): Update.
12314 (ggc_alloc_string): Use ggc_alloc.
12315 (maybe_delete_ident): New function.
12316 (ggc_purge_stringpool): Likewise.
12317 (gt_ggc_m_S): Remove.
12318 * ggc-common.c (ggc_protect_identifiers): New global.
12319 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12320 ggc_protect_identifiers.
12321 * ggc.h (ggc_protect_identifiers): Declare.
12322 (gt_ggc_m_S): Update.
12323 (ggc_purge_stringpool): Declare.
12324 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12325 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12327 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12329 2008-05-21 David S. Miller <davem@davemloft.net>
12331 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12334 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12336 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12339 2008-05-20 David Daney <ddaney@avtrex.com>
12341 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12342 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12343 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12344 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12345 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12346 (atomic_hiqi_op): New define_code_iterator.
12347 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12348 mips_expand_compare_and_swap_12.
12349 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12350 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12351 (sync_<optab><mode>, sync_old_<optab><mode>,
12352 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12353 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12354 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12355 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12356 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12357 (test_and_set_12): New insn.
12358 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12359 sync_new_<optab><mode>, sync_old_nand<mode>,
12360 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12361 clobber to operand 0 for SI and DI mode insns.
12362 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12363 mips_gen_fn_4): New typedefs.
12364 (mips_gen_fn_ptrs): Define new union type.
12365 (mips_expand_compare_and_swap_12): Remove declaration.
12366 (mips_expand_atomic_qihi): Declare function.
12367 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12368 (mips_expand_atomic_qihi): ... this. Use new generator function
12370 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12371 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12372 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12373 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12374 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12375 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12376 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12377 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12378 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12379 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12382 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12384 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12387 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12389 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12390 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12391 (avr_attribute_table): Add 'OS_main' function attribute.
12392 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12393 functions with 'OS_main' attribute.
12395 2008-05-20 Richard Guenther <rguenther@suse.de>
12397 PR tree-optimization/35204
12398 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12399 helper, split out from ...
12400 (DFS): ... here. Make the DFS walk non-recursive.
12402 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12403 Jan Sjodin <jan.sjodin@amd.com>
12405 PR tree-optimization/36181
12406 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12407 (parallelize_loops): Don't parallelize when the loop has vector
12410 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12411 Sebastian Pop <sebastian.pop@amd.com>
12413 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12414 matrix, and never look at the tree representation of the memory
12416 (linear_transform_loops): Computes parameters and access matrices.
12417 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12419 (access_matrix_get_index_for_parameter): New.
12420 * tree-data-ref.h (struct access_matrix): New.
12421 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12422 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12423 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12424 am_vector_index_for_loop): New.
12425 (struct data_reference): Add field access_matrix.
12426 (DR_ACCESS_MATRIX): New.
12427 (compute_data_dependences_for_loop): Update declaration.
12428 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12429 * lambda.h (lambda_vector_vec_p): Declared.
12430 * lambda-code.c: Depend on pointer-set.h.
12431 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12432 av_for_af_base, av_for_af, build_access_matrix,
12433 lambda_compute_access_matrices): New.
12434 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12436 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12438 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12439 $SOURCEDIR/include.
12441 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12442 Sebastian Pop <sebastian.pop@amd.com>
12444 PR tree-optimization/36206
12445 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12447 (instantiate_scev_1): Rename flags to fold_conversions.
12448 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12449 outeside instantiation_loop.
12450 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12451 (evolution_function_is_affine_or_constant_p): Removed.
12452 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12454 (analyze_siv_subscript): Pass in the loop nest number.
12455 Call evolution_function_is_affine_in_loop instead of
12456 evolution_function_is_affine_p.
12457 (analyze_overlapping_iterations): Pass in the loop nest number.
12459 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12460 Sebastian Pop <sebastian.pop@amd.com>
12462 PR tree-optimization/36206
12463 * tree-chrec.h (chrec_fold_op): New.
12464 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12467 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12469 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12471 (remove_duplicates): Do not set inode on non-inode systems.
12474 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12476 * config.gcc (tm_file): Update comments about relative pathnames.
12478 2008-05-20 Richard Guenther <rguenther@suse.de>
12480 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12481 * tree-ssa-sccvn.c (process_scc): Likewise.
12482 * tree-ssa-sink.c (execute_sink_code): Likewise.
12483 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12484 * tree-vrp.c (process_assert_insertions): Likewise.
12485 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12486 (perform_tree_ssa_dce): Likewise.
12487 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12488 (dump_dominator_optimization_stats): Likewise.
12489 * tree-vectorizer.c (vectorize_loops): Likewise.
12491 2008-05-20 Richard Guenther <rguenther@suse.de>
12493 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12495 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12497 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12498 (ix86_i386elf_return_in_memory): Likewise.
12499 (ix86_i386interix_return_in_memory): Likewise.
12500 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12501 (SUBTARGET_RETURN_IN_MEMORY): New.
12502 * config/i386/i386elf.h: Likewise.
12503 * config/i386/ptx4-i.h: Likewise.
12504 * config/i386/sol2-10.h: Likewise.
12505 * config/i386/sysv4.h: Likewise.
12506 * config/i386/vx-common.h: Likewise.
12507 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12508 * config/i386/i386.c (ix86_return_in_memory): Made static and
12509 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12510 (ix86_i386elf_return_in_memory): Removed.
12511 (ix86_i386interix_return_in_memory): Removed.
12512 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12513 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12515 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12517 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12519 2008-05-19 Xinliang David Li <davidxl@google.com>
12521 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12523 * common.opt: Ditto.
12524 * doc/invoke.texi: Ditto.
12526 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12528 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12529 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12531 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12533 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12534 sizes of operand array from 8/4 to 4/2.
12535 (ix86_expand_vector_init_general): Change size of operand array
12536 from 32 to 16. Remove op0, op1 and half_mode.
12538 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12540 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12541 (ix86_expand_vector_init_interleave): Likewise.
12542 (ix86_expand_vector_init_general): Use them. Assert
12543 word_mode == SImode when n_words == 4.
12545 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12547 * config/i386/i386.c (ix86_secondary_reload): New static function.
12548 (TARGET_SECONDARY_RELOAD): New define.
12549 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12550 * config/i386/i386.md (reload_outqi): Remove.
12552 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12554 PR middle-end/35509
12555 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12556 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12557 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12558 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12559 (fold_builtin_1): Likewise.
12560 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12561 c-common.c (check_builtin_function_arguments): Handle
12562 BUILT_IN_ISINF_SIGN.
12563 * doc/extend.texi: Document __builtin_isinf_sign.
12564 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12566 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12568 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12569 EH cleanup at the end of the pass, search for those that have been
12570 turned into forwarder blocks and do the cleanup on their successor.
12572 2008-05-18 Richard Guenther <rguenther@suse.de>
12574 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12575 pointers to sizetype and vice versa.
12577 2008-05-18 Xinliang David Li <davidxl@google.com>
12579 * gcc/tree-ssa-dce.c: Coding style fix.
12580 (check_pow): Documentation comment.
12581 (check_log): Documenation comment. Coding style fix.
12582 (is_unnecessary_except_errno_call): Ditto.
12583 (gen_conditions_for_pow): Ditto.
12584 (gen_conditions_for_log): Ditto.
12585 (gen_shrink_wrap_conditions): Ditto.
12586 (shrink_wrap_one_built_in_calls): Ditto.
12587 * gcc/doc/invoke.texi: Better documentation string.
12588 * ChangeLog: Fix wrong change log entries from
12589 May 17 checkin on function call DCE.
12591 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12593 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12595 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12597 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12598 * df-problems.c (simulation routines): Fixed block comment to
12599 properly say how to add forwards scanning functions.
12601 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12603 * tree-inline.c (setup_one_parameter): Remove dead code.
12605 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12607 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12608 a BIT_AND_EXPR only for an INTEGER_TYPE.
12610 2008-05-17 Xinliang David Li <davidxl@google.com>
12612 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12613 (check_pow, check_log, is_unnecessary_except_errno_call): New
12614 functions to check for eliminating math functions that are pure
12615 except for setting errno.
12616 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12617 general condition expressions for shrink-wrapping pow/log calls.
12618 (gen_shrink_wrap_conditions): Ditto.
12619 (shrink_wrap_one_built_in_call): Ditto.
12620 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12621 (mark_operand_necessary): If debugging, output if OP is necessary.
12622 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12624 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12626 * gcc/common.opt: New user flag -ftree-builtin-dce.
12627 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12629 2008-05-16 David S. Miller <davem@davemloft.net>
12631 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12632 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12634 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12637 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12639 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12641 * ifcvt.c (dead_or_predicable): Rename
12642 df_simulate_one_insn_backwards to df_simulate_one_insn.
12643 * recog.c (peephole2_optimize): Ditto.
12644 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12646 * df.h: Rename df_simulate_one_insn_backwards to
12647 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12648 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12649 scanning of defs and uses.
12650 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12651 (df_simulate_one_insn_forwards): Removed.
12653 2008-05-16 Doug Kwan <dougkwan@google.com>
12655 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12657 (real_from_string): Handle NaNs and Inf as approriate.
12659 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12661 * doc/gty.texi (Source Files Containing Type Information): Note
12662 that headers should appear first in the gtfiles list.
12664 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12666 * tree.def (COND_EXEC): Properly documented this code.
12668 2008-05-16 Diego Novillo <dnovillo@google.com>
12670 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12671 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12674 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12676 * tree-ssa-dse (max_stmt_uid): Removed.
12677 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12678 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12679 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12680 * function.h (cfun.last_stmt_uid): New field.
12681 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12682 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12684 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12685 (create_stmt_ann): Initialize the ann->uid field.
12686 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12688 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12690 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12692 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12693 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12694 (init_empty_tree_cfg): Call it.
12696 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12698 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12701 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12703 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12704 * tree-dump.c (dump_options): New verbose option.
12705 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12707 * tree-pass.h (TDF_VERBOSE): New dump flag.
12708 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12709 (tree-flow.h): Added include.
12710 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12712 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12714 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12716 From Jie Zhang <jie.zhang@analog.com>
12717 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12718 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12719 mcpu=bf561-none and mcpu=bf561-0.2.
12720 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12721 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12722 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12723 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12724 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12725 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12726 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12728 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12729 (cputype_selected): Remove.
12730 (bfin_handle_option): Don't use cputype_selected.
12731 (override_options): When no mcpu option, enable all workarounds.
12732 Don't use bfin_workarounds.
12733 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12735 (DEFAULT_CPU_TYPE): Don't define.
12737 2008-05-16 Richard Guenther <rguenther@suse.de>
12739 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12740 on deletion of the last stmt.
12742 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12744 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12745 V8HImode for SSE2 and V16QImode for SSE4.1.
12747 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12749 * cgraph.h (compute_inline_parameters): Made public.
12750 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12751 variable_generate_summary, function_write_summary,
12752 variable_write_summary, variable_read_summary. Added generate_summary,
12753 write_summary, read_summary.
12754 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12755 pass_ipa_inline.function_generate_summary, to
12756 compute_inline_parameters.
12757 * ipa-inline.c (compute_inline_parameters): Made public and added
12759 (compute_inline_parameters_for_current): New function.
12760 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12761 (inline_generate_summary): Removed parameter and made to loop over
12763 (pass_ipa_inline): Updated for new IPA_PASS structure.
12764 * passes.c (execute_ipa_summary_passes): Now is called once per
12765 pass rather than once per node*pass.
12767 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12769 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12770 avr_have_mul_p, avr_asm_only_p): Remove variables.
12771 (avr_override_options): Remove initialization of removed variables.
12772 (avr_file_start): Convert removed variables to fields of
12773 'struct base_arch_s *avr_current_arch'.
12774 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12775 (AVR_HAVE_MUL): (Ditto.).
12776 (AVR_HAVE_MOVW): (Ditto.).
12777 (AVR_HAVE_LPMX): (Ditto.).
12778 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12779 avr_asm_only_p): Remove declaration.
12781 2008-05-15 Diego Novillo <dnovillo@google.com>
12783 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12784 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12786 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12788 PR middle-end/36194
12789 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12790 Don't call record_truncated_value from here.
12791 (record_truncated_value): Turn it into a for_each_rtx callback.
12792 (record_truncated_values): New function.
12793 (combine_instructions): Call note_uses with record_truncated_values.
12794 Change name of check_conversion to check_promoted_subreg.
12796 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12798 * doc/sourcebuild.texi: Document support for torture tests.
12800 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12802 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12803 to alternative 4 of operand 2.
12805 2008-05-15 Richard Guenther <rguenther@suse.de>
12807 * tree-pass.h (current_pass): Declare.
12808 (get_pass_for_id): Likewise.
12809 * passes.c (passes_by_id, passes_by_id_size): New globals.
12810 (set_pass_for_id): New function.
12811 (get_pass_for_id): Likewise.
12812 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12813 (execute_function_todo): Flush per function statistics.
12814 * toplev.c (compile_file): Init statistics.
12815 (general_init): Do early statistics initialization.
12816 (finalize): Finish statistics.
12817 * statistics.h (statistics_early_init): Declare.
12818 (statistics_init): Likewise.
12819 (statistics_fini): Likewise.
12820 (statistics_fini_pass): Likewise.
12821 (statistics_counter_event): Likewise.
12822 (statistics_histogram_event): Likewise.
12823 * statistics.c: New file.
12824 * Makefile.in (OBJS-common): Add statistics.o.
12825 (statistics.o): Add dependencies.
12826 * doc/invoke.texi (-fdump-statistics): Document.
12828 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12829 (insert): Likewise.
12830 (execute_pre): Use statistics_counter_event.
12831 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12832 (substitute_and_fold): Increment it. Use statistics_counter_event.
12834 2008-05-15 Diego Novillo <dnovillo@google.com>
12836 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12838 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12839 * tree-ssa-alias.c (new_type_alias): Remove references to
12840 sub-variables from comment.
12841 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12843 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12845 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12846 attribute to 1 only for insertps alternative.
12848 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12850 * config/bfin/bfin.md (loadbytes): New pattern.
12851 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12852 (bfin_init_builtins): Initialize it.
12853 (bdesc_1arg): Add it.
12855 2008-05-15 Sa Liu <saliu@de.ibm.com>
12857 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12858 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12859 * testsuite/lib/target-supports.exp: Add
12860 check_effective_target_fortran_integer_16.
12862 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12864 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12865 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12866 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12867 (TARGET_RETURN_IN_MEMORY): Define.
12869 2008-05-15 Richard Guenther <rguenther@suse.de>
12871 PR middle-end/36244
12872 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12873 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12874 represent unmodifiable vars.
12876 2008-05-15 Richard Guenther <rguenther@suse.de>
12878 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12879 INDIRECT_REF and TARGET_MEM_REF.
12880 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12883 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12884 H.J. Lu <hongjiu.lu@intel.com>
12886 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12887 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12888 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12889 insn alternatives. Add missing alternatives.
12890 (*vec_concatv2di_rex64_sse4_1): Likewise.
12891 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12892 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12893 Require TARGET_SSE.
12895 2008-05-15 Richard Guenther <rguenther@suse.de>
12897 PR tree-optimization/36009
12898 PR tree-optimization/36204
12899 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12900 (determine_invariantness_stmt): Record the loop a store is
12901 always executed in.
12902 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12905 2008-05-15 Richard Guenther <rguenther@suse.de>
12907 PR tree-optimization/34330
12908 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12909 through the pointer will alias the SMT.
12911 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12913 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12915 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12917 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12919 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12920 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12922 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12923 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12924 (vashl_optab): New optab for vector/vector shifts.
12925 (vashr_optab): Ditto.
12926 (vlshr_optab): Ditto.
12927 (vrotl_optab): Ditto.
12928 (vrotr_optab): Ditto.
12929 (optab_subtype): New enum for optab_for_tree_code call.
12930 (optab_for_tree_code): Add enum optab_subtype argument.
12932 * optabs.c (optab_for_tree_code): Take an additional argument to
12933 distinguish between a vector shift by a scalar and vector shift by
12934 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12935 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12936 vector shift by a vector.
12937 (expand_widen_pattern_expr): Pass additional argument to
12938 optab_for_tree_code.
12940 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12941 vrotl_optab, vrotr_optab.
12943 * expr.c (expand_expr_real_1): Update calls to
12944 optab_for_tree_code to distinguish between vector shifted by a
12945 scalar and vector shifted by a vector.
12946 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12947 (supportable_narrowing_operation): Ditto.
12948 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12949 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12950 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12951 (vect_create_epilog_for_reduction): Ditto.
12952 (vectorizable_reduction): Ditto.
12953 (vectorizable_operation): Ditto.
12954 (vect_strided_store_supported): Ditto.
12955 (vect_strided_load_supported): Ditto.
12956 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12957 * expmed.c (expand_shift): Ditto.
12959 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12961 (ashr@var{m}3): Ditto.
12962 (vashl@var{m}3): Document new vector/vector shift standard name.
12963 (vashr@var{m}3): Ditto.
12964 (vlshr@var{m}3): Ditto.
12965 (vrotl@var{m}3): Ditto.
12966 (vrotr@var{m}3): Ditto.
12968 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12969 (PPERM_INVERT): Ditto.
12970 (PPERM_REVERSE): Ditto.
12971 (PPERM_REV_INV): Ditto.
12972 (PPERM_ZERO): Ditto.
12973 (PPERM_ONES): Ditto.
12974 (PPERM_SIGN): Ditto.
12975 (PPERM_INV_SIGN): Ditto.
12976 (PPERM_SRC1): Ditto.
12977 (PPERM_SRC2): Ditto.
12979 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12980 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12981 allows a memory operand to be the value being added, and split it
12982 to improve vectorization.
12983 (sse5_pmacsdqh_mem): Ditto.
12984 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12985 (sse5_mulv2div2di3_high): Ditto.
12986 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12987 (vec_pack_trunc_v4si): Ditto.
12988 (vec_pack_trunc_v2di): Ditto.
12989 (sse5_pcmov_<mode>): Remove code that tried to use use
12990 andps/andnps instead of pcmov.
12991 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12992 pmacsdqh instructions.
12993 (vec_widen_smult_lo_v4si): Ditto.
12995 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12996 (PPERM_INVERT): Ditto.
12997 (PPERM_REVERSE): Ditto.
12998 (PPERM_REV_INV): Ditto.
12999 (PPERM_ZERO): Ditto.
13000 (PPERM_ONES): Ditto.
13001 (PPERM_SIGN): Ditto.
13002 (PPERM_INV_SIGN): Ditto.
13003 (PPERM_SRC1): Ditto.
13004 (PPERM_SRC2): Ditto.
13005 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13007 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13009 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13010 says ignore whether the last reference is a memory operand.
13012 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13013 Paolo Bonzini <bonzini at gnu dot org>
13015 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13018 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13019 (vlshr<mode>3): Rename from vlshr<mode>3.
13020 (vashr<mode>3): Rename from vashr<mode>3.
13021 (mulv4sf3): Change the names of vector shift patterns.
13025 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13028 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13053 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13054 (floatunssidf2_internal): Change vector/vector shift names.
13055 (floatunsdidf2_internal): Ditto.
13062 (vashl<mode>3): Rename from ashl<mode>3.
13063 (vashr<mode>3): Rename from ashr<mode>3.
13064 (vlshr<mode>3): Rename from lshr<mode>3.
13065 (vrotl<mode>3): Rename from rotl<mode>3.
13067 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13070 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13071 multiply gives the wrong value when doing widening multiplies.
13072 (vec_widen_smult_lo_v4si): Ditto.
13074 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13076 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13077 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13078 emit_library_call_value.
13079 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13080 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13081 * calls.c (initialize_argument_information, precompute_arguments,
13082 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13083 (precompute_arguments): Removed flags parameter.
13084 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13086 2008-05-14 Richard Guenther <rguenther@suse.de>
13088 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13089 Make sure to register the store if the use is a PHI_NODE.
13091 2008-05-14 Olivier Hainque <hainque@adacore.com>
13093 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13094 memory if the component is to be referenced in BLKmode according
13095 to get_inner_reference.
13097 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13099 * calls.c (emit_library_call_value_1): Restore code clearing
13100 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13102 2008-05-14 Olivier Hainque <hainque@adacore.com>
13103 Nicolas Roche <roche@adacore.com>
13105 * configure.ac: Add support for a "gcc_subdir" variable in
13106 config-lang.in, to denote a subdirectory where the language/GCC
13107 integration files are to be found.
13108 * configure: Regenerate.
13110 2008-05-14 Ira Rosen <irar@il.ibm.com>
13112 PR tree-optimization/36098
13113 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13114 value for the first load in the group in case of a gap.
13115 (vect_build_slp_tree): Check that there are no gaps in loads.
13117 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13119 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13120 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13121 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13122 emit_insn and remove unneeded code to construct extra args.
13123 (emit_no_conflict_block): Removed.
13124 * optabls.h: (emit_no_conflict_block): Removed.
13125 * cse.c (cse_extended_basic_block): Remove search for
13126 REG_NO_CONFLICT note.
13127 * global.c: Removed incorrect comment added in revision 117.
13128 * expr.c (convert_move): Change call to emit_no_conflict_block to
13130 * recog.c: Change comments so that they do not mention
13132 * local_alloc.c (combine_regs): Removed last parameter.
13133 (no_conflict_p): Removed.
13134 (block_alloc): Removed note, no_conflict_combined_regno and set
13135 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13136 (combine_regs): Removed already_dead and code to look for
13137 REG_NO_CONFLICT notes.
13138 * lower_subreg (remove_retval_note): Removed code to look for
13139 REG_NO_CONFLICT block.
13140 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13141 (resolve_clobber): Remove code to process libcalls that have
13142 REG_NO_CONFLICT notes.
13143 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13145 * combine.c (can_combine_p, distribute_notes): Removed
13146 REG_NO_CONFLICT case.
13147 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13149 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13150 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13152 * reg-notes.def (NO_CONFLICT): Removed.
13154 2008-05-14 David S. Miller <davem@davemloft.net>
13156 * config/sparc/sparc.c (sparc_profile_hook): If
13157 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13158 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13159 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13161 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13163 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13165 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13168 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13169 and op1 expansion before vector concat to have less live pseudos.
13171 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13173 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13174 ix86_expand_vector_set if supported.
13176 2008-05-13 Diego Novillo <dnovillo@google.com>
13177 Kenneth Zadeck <zadeck@naturalbridge.com>
13179 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13181 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13182 phinodes_print_statistics, init_ssanames, fini_ssanames,
13183 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13184 release_ssa_name, release_defs, replace_ssa_name_symbol,
13185 ssanames_print_statistics): Move ...
13186 * tree-flow.h: ... here.
13187 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13188 Use FN instead of cfun.
13189 (make_ssa_name_fn): Rename from make_ssa_name.
13190 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13191 * tree-flow-inline.h (make_ssa_name): Move from
13192 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13193 * omp-low.c (expand_omp_parallel):
13194 * tree-flow-inline.h (redirect_edge_var_map_result):
13195 * tree-ssa.c (init_tree_ssa): Add argument FN.
13196 Use it instead of cfun. Update all users.
13198 2008-05-13 Tom Tromey <tromey@redhat.com>
13200 PR preprocessor/22168:
13201 * doc/cpp.texi (Top): Update menu.
13202 (Alternatives to Wrapper #ifndef): New node.
13203 (Other Directives): Document deprecation.
13204 (Obsolete Features): Remove menu.
13205 (Assertions): Merge node into Obsolete Features.
13206 (Obsolete once-only headers): Move earlier; rename to Alternatives
13207 to Wrapper #ifndef.
13208 * doc/cppopts.texi: Update.
13209 * c.opt (Wdeprecated): Enable for C and ObjC.
13210 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13211 (C++ Dialect Options): Move -Wno-deprecated from here to...
13212 (Warning Options): ... here.
13214 2008-05-13 Richard Guenther <rguenther@suse.de>
13216 PR middle-end/36227
13217 * fold-const.c (fold_sign_changed_comparison): Do not allow
13218 changes in pointer-ness.
13220 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13223 * config/sh/sh.c (sh_expand_prologue): Don't clear
13224 RTX_FRAME_RELATED_P for push insns.
13226 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13228 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13230 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13232 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13233 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13234 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13236 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13238 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13239 (*vec_concatv4sf_sse): This.
13240 (*sse2_concatv2si): Renamed to ...
13241 (*vec_concatv2si_sse2): This.
13242 (*sse1_concatv2si): Renamed to ...
13243 (*vec_concatv2si_sse): This.
13244 (*vec_concatv2di_rex): Renamed to ...
13245 (*vec_concatv2di_rex64): This.
13246 (*vec_concatv2si_sse4_1): New.
13247 (*vec_concatv2di_rex64_sse4_1): Likewise.
13249 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13251 PR rtl-optimization/36111
13252 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13253 that was created for swappable operands.
13255 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13258 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13259 * configure.ac: Add call to ACX_PROG_GNAT.
13261 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13263 * optc-gen.awk: Fix comment typo.
13265 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13267 * pretty-print.c (pp_integer_with_precision): Use
13268 HOST_LONG_LONG_FORMAT.
13270 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13272 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13274 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13276 * config/i386/i386.c (bdesc_ptest): Removed.
13277 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13278 (bdesc_args): Add __builtin_ia32_ptestz128,
13279 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13280 (ix86_init_mmx_sse_builtins): Updated.
13281 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13282 (ix86_expand_builtin): Updated.
13284 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13286 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13287 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13289 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13291 * value-prof.c (interesting_stringop_to_profile): Do not
13292 return early for BUILT_IN_MEMPCPY.
13294 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13296 * calls.c (expand_call): Don't use callgraph to increase
13297 preferred_stack_boundary.
13299 * cgraph.h (cgraph_rtl_info): Use unsigned on
13300 preferred_incoming_stack_boundary.
13302 * final.c (rest_of_clean_state): Use unsigned on
13303 preferred_stack_boundary.
13305 2008-05-09 Tom Tromey <tromey@redhat.com>
13307 PR preprocessor/22231:
13308 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13311 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13313 PR tree-optimization/36129
13314 * tree-ssa-ccp.c: Include value-prof.h.
13315 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13316 built-in function was folded to a constant.
13317 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13319 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13320 Sebastian Pop <sebastian.pop@amd.com>
13322 * tree-scalar-evolution.c: Document instantiate_scev.
13323 (instantiate_parameters_1): Renamed instantiate_scev_1.
13324 Don't use the same loop for instantiation_loop and evolution_loop.
13325 (instantiate_scev): New.
13326 (instantiate_parameters): Moved...
13327 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13328 same loop twice. Maintains the semantics for this function.
13329 * tree-scalar-evolution.h (instantiate_scev): Declare.
13330 (instantiate_parameters): ...here. Now static inline.
13331 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13332 instead of resolve_mixers.
13334 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13336 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13338 2008-05-09 Tomas Bily <tbily@suse.cz>
13340 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13341 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13342 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13343 * c-common.c (c_common_truthvalue_conversion): Likewise.
13344 * tree-object-size.c (compute_object_offset): Likewise.
13345 * tree-inline.c (estimate_num_insns_1): Likewise.
13346 * varasm.c (const_hash_1, compare_constant, copy_constant)
13347 (compute_reloc_for_constant, output_addressed_constants)
13348 (initializer_constant_valid_p): Likewise.
13349 * c-omp.c (check_omp_for_incr_expr): Likewise.
13350 * gimplify.c (gimplify_expr): Likewise.
13351 * c-typeck.c (c_finish_return): Likewise.
13352 * tree-vectorizer.c (supportable_widening_operation)
13353 (supportable_narrowing_operation): Likewise.
13354 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13355 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13356 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13357 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13358 (descr_info_loc): Likewise.
13359 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13360 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13361 (fold_unary): Likewise.
13362 * builtins.c (get_pointer_alignment): Likewise.
13363 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13364 (instantiate_parameters_1): Likewise.
13365 * tree.c (expr_align, stabilize_reference): Likewise.
13366 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13367 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13368 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13369 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13370 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13371 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13373 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13374 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13375 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13376 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13377 (forward_propagate_comparison)
13378 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13379 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13380 * emit-rtl.c (component_ref_for_mem_expr)
13381 (set_mem_attributes_minus_bitpos): Likewise.
13382 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13383 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13385 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13386 (build_function_call, pointer_diff, build_compound_expr)
13387 (c_finish_return): Likewise.
13388 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13389 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13391 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13392 * expr.c (is_aligning_offset): Likewise.
13393 * tree-ssa-alias.c (is_escape_site): Likewise.
13394 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13395 (check_all_va_list_escapes): Likewise.
13396 * tree-ssa-loop-ivopts.c (determine_base_object)
13397 (determine_common_wider_type): Likewise.
13398 * dojump.c (do_jump): Likewise.
13399 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13400 * tree-gimple.c (is_gimple_cast): Likewise.
13401 * fold-const.c (decode_field_reference, )
13402 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13403 (fold_binary): Likewise.
13404 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13405 (already_warned_in_frontend_p): Likewise.
13406 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13407 * tree.c (really_constant_p, get_unwidened): Likewise.
13408 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13409 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13410 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13412 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13414 (CONVERT_EXPR_P): Define.
13415 (CASE_CONVERT): Define.
13417 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13419 PR middle-end/36117
13420 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13421 (delete_unmarked_insns): When deleting a call, call
13422 delete_unreachable_blocks.
13423 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13424 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13426 2008-05-08 Richard Guenther <rguenther@suse.de>
13428 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13429 (-ftree-salias): Likewise.
13430 (salias-max-implicit-fields): Remove param documentation.
13431 (salias-max-array-elements): Likewise.
13432 * tree-pass.h (pass_create_structure_vars): Remove.
13433 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13434 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13435 * tree-ssa-alias.c (create_structure_vars): Remove.
13436 (gate_structure_vars): Likewise.
13437 (pass_create_structure_vars): Likewise.
13438 (gate_build_alias): Likewise.
13439 (pass_build_alias): Adjust to run always and dump the function.
13440 * common.opt (ftree-salias): Hide.
13441 * passes.c (init_optimization_passes): Remove
13442 pass_create_structure_vars, adjust comment.
13443 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13444 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13445 * opts.c (decode_options): Do not set flag_tree_salias.
13446 (common_handle_option): Add OPT_ftree_salias to the backward
13447 compatibility section.
13449 2008-05-08 Richard Guenther <rguenther@suse.de>
13451 * tree-flow-inline.h (var_can_have_subvars): Move ...
13452 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13453 * tree-flow.h (var_can_have_subvars): Remove.
13454 (push_fields_onto_fieldstack): Remove.
13455 (sort_fieldstack): Likewise.
13456 (struct fieldoff): Move ...
13457 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13458 alias_set and base_for_components fields.
13459 (sort_fieldstack): Make static.
13460 (push_fields_onto_fieldstack): Likewise. Remove code that
13461 handles anything but RECORD_TYPEs. Remove alias_set and
13462 base_for_components handling.
13463 (create_variable_info_for): Adjust.
13465 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13467 * common.opt (Wframe-larger-than=): Shorten the help message
13469 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13471 2008-05-08 Rafael Espíndola <espindola@google.com>
13473 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13475 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13476 trap and that both operands are gimple values.
13477 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13478 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13481 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13483 * read-rtl.c (join_c_conditions): Return the first string if the
13484 two strings are equal.
13486 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13488 * gensupport.h (pred_data): Add a "num_codes" field.
13489 (add_predicate_code): Declare.
13490 * gensupport.c (add_predicate_code): New function.
13491 (std_pred_table): Add an "allows_const_p" field.
13492 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13493 Remove the (incomplete) list of such codes from the codes field.
13494 (init_predicate_table): Use add_predicate_code. Add all
13495 RTX_CONST_OBJs if allows_const_p is true.
13496 * genrecog.c (process_define_predicate): Use add_predicate_code.
13498 2008-05-08 David Daney <ddaney@avtrex.com>
13499 Richard Sandiford <rsandifo@nildram.co.uk>
13501 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13502 special case of constant zero operands.
13503 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13504 old and new values. Special case constant zero values.
13505 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13507 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13508 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13510 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13513 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13514 similar RTX_CONST_OBJ before CONST_INT.
13516 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13518 * stmt.c (expand_stack_restore): Change sa mode if needed.
13520 2008-05-08 Richard Guenther <rguenther@suse.de>
13522 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13523 return type to bool.
13524 (ix86_sol10_return_in_memory): Likewise.
13525 (ix86_i386elf_return_in_memory): Likewise.
13526 (ix86_i386interix_return_in_memory): Likewise.
13527 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13528 (ix86_sol10_return_in_memory): Likewise.
13529 (ix86_i386elf_return_in_memory): Likewise.
13530 (ix86_i386interix_return_in_memory): Likewise.
13532 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13535 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13537 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13538 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13541 2008-05-08 Richard Guenther <rguenther@suse.de>
13543 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13544 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13545 (DR_SUBVARS): Remove.
13546 * tree-dfa.c (dump_subvars_for): Remove.
13547 (debug_subvars_for): Likewise.
13548 (dump_variable): Do not dump subvars.
13549 (remove_referenced_var): Do not remove subvars.
13550 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13551 (lookup_subvars_for_var): Remove.
13552 (get_subvars_for_var): Likewise.
13553 (get_subvars_at): Likewise.
13554 (get_first_overlapping_subvar): Likewise.
13555 (overlap_subvar): Likewise.
13556 * tree-flow.h (subvar_t): Remove.
13557 (struct var_ann_d): Remove subvars field.
13558 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13559 argument. Remove special handling of SFTs.
13560 (compute_tag_properties): Likewise.
13561 (set_initial_properties): Likewise.
13562 (compute_call_clobbered): Likewise.
13563 (count_mem_refs): Likewise.
13564 (compute_memory_partitions): Likewise.
13565 (compute_flow_insensitive_aliasing): Likewise.
13566 (setup_pointers_and_addressables): Likewise.
13567 (new_type_alias): Likewise.
13568 (struct used_part): Remove.
13569 (used_portions): Likewise.
13570 (struct used_part_map): Likewise.
13571 (used_part_map_eq): Likewise.
13572 (used_part_map_hash): Likewise.
13573 (free_used_part_map): Likewise.
13574 (up_lookup): Likewise.
13575 (up_insert): Likewise.
13576 (get_or_create_used_part_for): Likewise.
13577 (create_sft): Likewise.
13578 (create_overlap_variables_for): Likewise.
13579 (find_used_portions): Likewise.
13580 (create_structure_vars): Likewise.
13581 * tree.def (STRUCT_FIELD_TAG): Remove.
13582 * tree.h (MTAG_P): Adjust.
13583 (struct tree_memory_tag): Remove base_for_components and
13584 unpartitionable flags.
13585 (struct tree_struct_field_tag): Remove.
13586 (SFT_PARENT_VAR): Likewise.
13587 (SFT_OFFSET): Likewise.
13588 (SFT_SIZE): Likewise.
13589 (SFT_NONADDRESSABLE_P): Likewise.
13590 (SFT_ALIAS_SET): Likewise.
13591 (SFT_UNPARTITIONABLE_P): Likewise.
13592 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13593 (union tree_node): Remove sft field.
13594 * alias.c (get_alias_set): Remove special handling of SFTs.
13595 * print-tree.c (print_node): Remove handling of SFTs.
13596 * tree-dump.c (dequeue_and_dump): Likewise.
13597 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13598 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13599 * tree-predcom.c (set_alias_info): Do not set subvars.
13600 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13601 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13602 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13603 (add_vars_for_offset): Remove.
13604 (add_virtual_operand): Remove special handling of SFTs.
13605 (add_call_clobber_ops): Likewise.
13606 (add_call_read_ops): Likewise.
13607 (get_asm_expr_operands): Likewise.
13608 (get_modify_stmt_operands): Likewise.
13609 (get_expr_operands): Likewise.
13610 (add_to_addressable_set): Likewise.
13611 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13612 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13613 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13614 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13615 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13616 (tree_node_structure): Likewise.
13617 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13619 (find_what_p_points_to): Likewise.
13621 2008-05-08 Sa Liu <saliu@de.ibm.com>
13623 * config/spu/spu.md: Fixed subti3 pattern.
13625 2008-05-08 Richard Guenther <rguenther@suse.de>
13627 PR middle-end/36154
13628 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13629 sure to create a representative for trailing arrays for PTA.
13631 2008-05-08 Richard Guenther <rguenther@suse.de>
13633 PR middle-end/36172
13634 * fold-const.c (operand_equal_p): Two objects which types
13635 differ in pointerness are not equal.
13637 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13639 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13640 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13641 (emit_library_call_value_1): Add new variable fndecl initialized by
13642 NULL_TREE. It should be the decl type of orgfun, but this information
13643 seems not to be available here, so it uses the default calling abi.
13644 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13645 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13646 by TARGET_RETURN_IN_MEMORY.
13647 * config/i386/i386-interix.h: Likewise.
13648 * config/i386/i386.h: Likewise.
13649 * config/i386/i386elf.h: Likewise.
13650 * config/i386/ptx4-i.h: Likewise.
13651 * config/i386/sol2-10.h: Likewise.
13652 * config/i386/sysv4.h: Likewise.
13653 * config/i386/vx-common.h: Likewise.
13654 * config/cris/cris.h: Removed #if 0 clause.
13655 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13656 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13658 (ix86_sol10_return_in_memory): Likewise.
13659 (ix86_i386elf_return_in_memory): New.
13660 (ix86_i386interix_return_in_memory): New.
13661 * config/mt/mt-protos.h (mt_return_in_memory): New.
13662 * config/mt/mt.c: Likewise.
13663 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13664 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13665 * config/bfin/bfin.h: Likewise.
13666 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13668 * config/bfin/bfin.c: Likewise.
13669 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13670 * config/alpha/unicosmk.h: Likewise.
13671 * config/i386/cygming.h: Likewise.
13672 * config/iq2000/iq2000.h: Likewise.
13673 * config/mips/mips.h: Likewise.
13674 * config/mn10300/mn10300.h: Likewise.
13675 * config/rs6000/rs6000.h: Likewise.
13676 * config/score/score.h: Likewise.
13677 * config/spu/spu.h: Likewise.
13678 * config/v850/v850.h: Likewise.
13679 * defaults.h: Likewise.
13680 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13681 * expr.c (emit_block_move): Adjust use of
13682 OUTGOING_REG_PARM_STACK_SPACE.
13683 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13684 OUTGOING_REG_PARM_STACK_SPACE.
13685 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13687 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13689 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13690 on OMP_RETURN for OMP_FOR.
13693 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13694 (fortran_common): New function.
13695 (gen_variable_die): Call fortran_common instead of common_check,
13696 adjust for it returning tree instead of rtx. Formatting.
13698 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13702 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13703 * c-decl.c (merge_decls): Ditto.
13704 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13705 to RTL_CONST_OR_PURE_CALL_P.
13706 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13707 Initialized DECL_LOOPING_CONST_PURE.
13708 (process_call_operands): Set tree_side_effects properly.
13709 * tree.h (TREE_READONLY_DECL_P): Removed.
13710 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13711 (DECL_LOOPING_OR_CONST_P): New macro.
13712 (struct tree_function_decl): Added looping_const_or_pure_p.
13713 (ECF_*) Renumbered.
13714 (ECF_LOOPING_OR_CONST_P): New macro.
13715 * rtlanal.c (pure_const_p): Removed.
13716 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13717 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13718 to RTL_CONST_CALL_P.
13719 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13720 (check_decl, check_tree, check_call, scan_function): Initialize
13722 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13723 (static_execute): Set looping true for recursive functions.
13724 Undo setting state to IPA_NEITHER for recursive functions.
13725 * cse.c (cse_insn):
13726 * ifcvt.c (noce_can_store_speculate_p): Changed
13727 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13728 RTL_CONST_OR_PURE_CALL_P.
13729 * dse.c (scan_insn): Ditto.
13730 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13731 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13732 RTL_CONST_OR_PURE_CALL_P.
13733 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13734 pure_call_p to RTL_CONST_CALL_P.
13735 * gimplify.c (gimplify_call_expr): Clear side effects for
13736 non-looping pure and constant calls.
13737 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13738 (flags_from_decl_or_type): Set ecf flags from decl flags.
13739 (initialize_argument_information): Turn off
13740 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13741 Change const to pure if callee_copies is true rather than just
13743 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13744 way of marking pure calls.
13745 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13746 Remove hack that was supposed to fix pr7335 and remove old
13747 way of marking pure calls.
13748 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13749 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13750 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13751 RTL_CONST_OR_PURE_CALL_P.
13752 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13753 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13754 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13755 * sched-deps.c (schedule_analyze): Ditto.
13756 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13757 return_val field of calls to represent pure and const function info.
13758 (CONST_OR_PURE_CALL_P): Deleted macro.
13759 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13760 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13761 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13763 * tree-optimize.c (execute_fixup_cfg): Added test for
13764 ECF_LOOPING_CONST_OR_PURE.
13765 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13767 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13768 effects for looping pure or const calls.
13769 (verify_gimple_expr): Added verification code.
13770 * config/alpha/alpha.c (alpha_legitimize_address,
13771 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13773 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13774 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13775 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13776 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13777 RTL_CONST_OR_PURE_CALL_P.
13778 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13779 and const calls to be deleted.
13781 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13784 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13785 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13786 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13787 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13788 to handle nonimmediate operands.
13789 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13790 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13791 to handle nonimmediate operands.
13792 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13793 (mmx_pmulhrwv4hi3): New expander. Use
13794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13795 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13796 (sse2_umulv1siv1di3): New expander. Use
13797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13798 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13799 (mmx_eq<mode>3): New expander. Use
13800 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13801 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13802 (mmx_uavgv8qi3): New expander. Use
13803 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13804 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13805 (mmx_uavgv4hi3): New expander. Use
13806 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13808 * config/i386/sse.md
13809 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13810 to handle nonimmediate operands.
13811 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13812 to handle nonimmediate operands.
13813 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13814 to handle nonimmediate operands.
13815 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13816 to handle nonimmediate operands.
13817 (sse2_unpckhpd_exp): New expander. Use
13818 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13819 (sse2_unpcklpd_exp): New expander. Use
13820 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13821 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13822 to handle nonimmediate operands.
13823 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13824 to handle nonimmediate operands.
13825 (*sse2_<plusminus_insn><mode>3): Rename from
13826 sse2_<plusminus_insn><mode>3 insn pattern.
13827 (sse2_<plusminus_insn><mode>3): New expander. Use
13828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13829 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13830 (sse2_umulv2siv2di3): New expander. Use
13831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13832 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13833 (sse4_1_mulv2siv2di3): New expander. Use
13834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13835 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13836 (sse2_pmaddwd): New expander. Use
13837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13838 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13839 (sse2_eq<mode>3): New expander. Use
13840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13841 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13842 (sse4_1_eqv2di3): New expander. Use
13843 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13844 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13845 (sse2_uavgv16qi3): New expander. Use
13846 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13847 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13848 (sse2_uavgv16qi3): New expander. Use
13849 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13850 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13851 (sse2_uavgv8hi3): New expander. Use
13852 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13853 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13854 (ssse3_pmulhrswv8hi3): New expander. Use
13855 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13856 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13857 (ssse3_pmulhrswv4hi3): New expander. Use
13858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13860 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13861 (<sse>_vmmul<mode>3): Ditto.
13862 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13864 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13865 (ssse3_pmaddubsw): Ditto.
13867 * config/i386/i386.c (struct_builtin_description)
13868 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13869 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13870 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13871 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13872 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13873 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13874 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13875 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13876 (ix86_fixup_binary_operands): Assert that src1
13877 and src2 must have the same mode when swapped.
13878 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13879 and ix86_binary_operator_ok. Do not force operands in registers
13882 2008-05-07 Jan Hubicka <jh@suse.cz>
13884 * cgraph.c (dump_cgraph_node): Update.
13885 * cgraph.h (cgraph_local_info): Break out inline summary.
13886 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13888 * ipa-inline (inline_summary): New accestor function.
13889 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13890 cgraph_decide_inlining, compute_inline_parameters): Update.
13891 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13893 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13895 Cleanup ColdFire scheduling support and add V4 pipeline model.
13897 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13898 (define_attr cpu): Add cfv4 value.
13899 (define_attr type, define_attr type1): Merge into a single 'type'
13900 attribute. Update all uses.
13901 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13902 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13904 (define_attr opx_mem, define_attr opy_mem): Remove.
13905 (define_attr op_mem): Clean up, update comment.
13906 (define_attr size): Use specific values instead of general int.
13907 (define_attr guess, define_attr split): Remove. Update all uses.
13908 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13909 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13910 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13911 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13912 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13913 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13914 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13915 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13916 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13917 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13918 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13919 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13920 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13921 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13922 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13923 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13924 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13925 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13926 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13927 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13928 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13929 Update or set attributes.
13930 (stack_tie): New fake instruction.
13932 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13933 (m68k_sched_attr_size): Update declaration.
13934 (m68k_sched_attr_type2): Remove.
13935 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13936 Declare new bypass predicates.
13938 * config/m68k/m68k.c (m68k_sched_issue_rate,
13939 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13941 (TARGET_SCHED_ISSUE_RATE,
13942 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13943 (override_options): Handle scheduling for ColdFire V4 core.
13944 (m68k_expand_prologue): Emit stack_tie.
13945 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13946 'OP_TYPE_FPN'. Update all uses.
13947 (sched_guess_p): Remove.
13948 (sched_address_type): Handle symbolic addresses.
13949 (sched_get_operand): New static function.
13950 (sched_operand_type): Merge into sched_attr_op_type.
13951 (sched_attr_op_type): Handle FP registers, handle quick constants,
13953 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13954 (m68k_sched_attr_size): Update. Move logic to ...
13955 (sched_get_attr_size_int): New static function.
13956 (sched_get_opxy_mem_type): New static function.
13957 (m68k_sched_attr_op_mem): Update.
13958 (m68k_sched_attr_type2): Remove.
13959 (sched_cfv4_bypass_data): New static variable.
13960 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13961 (m68k_sched_issue_rate): Implement scheduler hook.
13962 (struct _sched_ib: enabled_p): New field.
13963 (m68k_sched_variable_issue): Update. Handle V4.
13964 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13965 sched_dump_class_func_t, sched_dump_split_class,
13966 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13967 sched_dump_dfa_class, m68k_sched_dump): Remove.
13968 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13970 (m68k_sched_init_global): Remove statisctics dumping, introduce
13971 sanity check that all instructions have pipeline reservations. Handle
13973 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13974 Handle ColdFire V4 core.
13975 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13976 New static functions.
13977 (m68k_sched_address_bypass_p): New bypass predicate.
13978 (sched_get_indexed_address_scale): New static function.
13979 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13981 * cf.md: Update comments.
13982 (define_attr type2): Remove. Use 'type' attribute instead.
13984 (cf_ib): Rename to cfv123_ib. Update all uses.
13985 (cf_oep): Rename to cfv123_oep. Update all uses.
13986 (cf_chr): Rename to cfv123_chr. Update all uses.
13987 (cf_mem): Rename to cfv123_mem. Update all uses.
13988 (cf_mac): Move to more appropriate place.
13989 (cfv123_guess): New automaton and cpu_unit.
13990 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13991 Update uses of 'size' attribute. Handle before reload scheduling.
13992 (cfv123_guess): New dummy reservation for unhandled instructions.
13993 (cfv4_*): Pipeline description of ColdFire V4 core.
13994 (ignore): New reservation to handle 'ignore' type.
13996 2008-05-07 Ian Lance Taylor <iant@google.com>
13998 PR middle-end/36013
13999 * gimplify.c (find_single_pointer_decl_1): Don't look through
14001 (find_single_pointer_decl): Adjust comments.
14003 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14005 PR middle-end/36137
14006 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14007 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14009 PR middle-end/36106
14010 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14011 integral type rather than floating point, then VIEW_CONVERT_EXPR
14012 to the floating point type.
14014 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14016 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14017 TFmode op0 to register.
14019 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14021 * c-decl.c (grokdeclarator): Comment typo.
14023 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14025 * tree-flow.h: Remove prototype for computed_goto_p.
14026 * tree-cfg.c (computed_goto_p): Make static.
14028 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14031 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14032 (contains_aligned_value_p): This. Handle _Decimal128.
14033 (ix86_function_arg_boundary): Only align _Decimal128 to its
14034 natural boundary and handle it properly.
14036 2008-05-06 Martin Jambor <mjambor@suse.cz>
14038 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14039 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14040 (ipcp_method_set_orig_node): Removed.
14041 (ipcp_cval_get_cvalue_type): Removed.
14042 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14043 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14044 (ipcp_cval_set_cvalue_type): Removed.
14045 (ipcp_cval_get_cvalue): Removed.
14046 (ipcp_cval_set_cvalue): Removed.
14047 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14048 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14049 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14050 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14051 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14052 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14053 (ipcp_get_ith_lattice): Changed parameters.
14054 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14055 (ipcp_lattice_from_jfunc): Changed parameters.
14056 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14057 (ipcp_method_cval_print): Added temporary variable info.
14058 (ipcp_redirect): Removed already unused local variable caller.
14059 (ipcp_redirect): New temporary variable orig_callee_info
14060 (ipcp_redirect): Removed newly unused local variable callee.
14061 (ipcp_redirect): Removed (a bit confusing) local variable type.
14062 (ipcp_insert_stage): Added local variable info.
14063 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14065 (ipcp_formal_create): Removed.
14066 (ipcp_method_cval_set): Removed.
14067 (ipcp_propagate_stage): Renamed lattice variables.
14068 (ipcp_method_cval_set_cvalue_type): Removed.
14069 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14070 (ipcp_print_all_lattices): Changed printed strings to refer to
14071 lattices rather than cvals.
14072 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14073 (ipcp_propagate_const): Changed formal parameters.
14074 (build_const_val): Changed formal parameters.
14075 (ipcp_insert_stage): Removed useless variable cvalue
14076 (build_const_val): Changed formal parameters.
14077 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14078 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14079 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14080 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14081 (ipcp_print_func_profile_counts): Changed string from "method" to
14083 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14084 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14085 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14086 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14087 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14088 (ipcp_lat_is_const): Changed parameters and made inline.
14089 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14090 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14091 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14092 the predicate condition directly
14093 (ipcp_propagate_stage): Added local variable args. Removed local
14094 variable callee. (Both are mere code simplifications.)
14095 (ipcp_method_dont_insert_const): Renamed to
14096 ipcp_node_not_modifiable_p.
14097 (ipcp_node_not_modifiable_p): Made inline.
14098 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14099 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14100 (ipcp_print_all_lattices): Removed variable cvalue
14101 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14104 2008-05-06 Olivier Hainque <hainque@adacore.com>
14106 * tree-sra.c (try_instantiate_multiple_fields): Early return
14107 if field has POINTER_TYPE.
14109 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14111 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14112 by using 'q' specifier for instruction.
14113 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14115 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14117 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14118 Change mode of zero_extract from QImode to HImode.
14119 (sign bit tests peepholes): (Ditto.).
14121 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14123 * config/i386/mmx.md: Remove double backslashes from asm templates.
14124 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14125 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14126 to handle nonimmediate operands.
14127 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14128 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14129 to handle nonimmediate operands.
14130 (*mmx_<code>v2sf3_finite): New insn pattern.
14131 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14132 (mmx_<code>v2sf3): New expander. Use
14133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14134 (mmx_<plusminus_insn><mode>3): New expander. Use
14135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14136 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14137 (mmx_add<mode>3): Removed.
14138 (mmx_ssadd<mode>3): Ditto.
14139 (mmx_usadd<mode>3): Ditto.
14140 (mmx_sub<mode>3): Ditto.
14141 (mmx_sssub<mode>3): Ditto.
14142 (mmx_ussub<mode>3): Ditto.
14143 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14144 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14145 to handle nonimmediate operands.
14146 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14148 (mmx_smulv4hi3_highpart): New expander. Use
14149 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14150 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14152 (mmx_umulv4hi3_highpart): New expander. Use
14153 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14154 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14155 (mmx_<code>v4hi3): New expander. Use
14156 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14157 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14158 (mmx_<code>v8qi3): New expander. Use
14159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14160 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14161 (mmx_<code><mode>3): New expander. Use
14162 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14164 2008-05-05 Jan Hubicka <jh@suse.cz>
14166 PR tree-optimization/36118
14167 * passes.c (pass_init_dump_file): Fix dump header.
14169 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14171 PR middle-end/36141
14172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14173 VCE for function decls.
14175 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14177 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14179 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14181 * config/i386/i386.md (sat_plusminus): New.
14182 (plusminus_insn): Likewise.
14183 (plusminus_mnemonic): Likewise.
14185 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14186 (*<addsub><mode>3_cc_overflow): Renamed to ...
14187 (*<plusminus_insn><mode>3_cc_overflow): This.
14188 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14189 (*<plusminus_insn>si3_zext_cc_overflow): This.
14191 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14192 (<plusminus_insn><mode>3): This.
14193 (*<addsub><mode>3): Renamed to ...
14194 (*<plusminus_insn><mode>3): This.
14195 (<sse>_vm<addsub><mode>3): Renamed to ...
14196 (<sse>_vm<plusminus_insn><mode>3): This.
14197 (sse3_h<addsub>v4sf3): Renamed to ...
14198 (sse3_h<plusminus_insn>v4sf3): This.
14199 (sse3_h<addsub>v2df3): Renamed to ...
14200 (sse3_h<plusminus_insn>v2df3): This.
14201 (<plusminus_insn><mode>3): New.
14202 (*<plusminus_insn><mode>3): Likewise.
14203 (sse2_<plusminus_insn><mode>3): Likewise.
14204 (add<mode>): Removed.
14205 (*add<mode>3): Likewise.
14206 (sse2_ssadd<mode>3): Likewise.
14207 (sse2_usadd<mode>3): Likewise.
14208 (sub<mode>3): Likewise.
14209 (*sub<mode>3): Likewise.
14210 (sse2_sssub<mode>3): Likewise.
14211 (sse2_ussub<mode>3): Likewise.
14213 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14215 * gthr-single.h: Add in required interface elements as per gthr.h.
14216 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14217 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14218 Generalize UNUSED macro.
14219 (__gthread_once): Add.
14220 (__gthread_key_create): Add.
14221 (__gthread_key_delete): Add.
14222 (__gthread_getspecific): Add.
14223 (__gthread_setspecific): Add.
14225 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14228 the same size types for the indirect reference on the rhs, then
14231 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14233 * config/i386/i386.md
14234 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14235 one insn template instead of template series.
14236 (*xordi_1_rex64): Ditto.
14237 (*xordi_2_rex64): Ditto.
14239 2008-05-05 Ira Rosen <irar@il.ibm.com>
14241 PR tree-optimization/36119
14242 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14245 2008-06-04 Jan Hubicka <jh@suse.cz>
14247 tree-optimization/36100
14248 * tree-pass.h (pass_O0_always_inline): Declare.
14249 * ipa-inline.c (inline_transform): Remove dead code.
14250 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14251 pass_O0_always_inline): New.
14252 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14254 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14256 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14257 mnemonic in this_param move for TARGET_64BIT.
14259 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14261 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14262 (*strmovsi_rex_1): Ditto.
14263 (*strsetsi_1): Ditto.
14264 (*strsetsi_rex_1): Ditto.
14266 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14267 adddicc expanders using SWI mode iterator.
14269 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14272 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14275 2008-05-04 David S. Miller <davem@davemloft.net>
14277 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14278 (sparc*-*-linux*): Use linux.h in tm_file.
14279 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14280 compiler defaulting to 32-bit.
14281 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14283 * config/sparc/linux.h: Remove definitions now obtained
14284 properly from linux.h
14285 * config/sparc/linux64.h: Likewise.
14286 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14287 don't want this setting for 32-bit builds in a biarch compiler.
14288 * doc/install.texi: Add sparc-linux to list of targets
14289 supporting --enable-targets=all.
14291 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14293 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14295 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14297 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14298 after V4SI_FTYPE_V8HI.
14299 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14300 case V4SI_FTYPE_V2DF.
14302 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14304 * doc/invoke.texi (max-flow-memory-locations): Removed.
14305 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14307 2008-05-03 Richard Guenther <rguenther@suse.de>
14309 PR middle-end/34973
14310 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14312 2008-05-02 David S. Miller <davem@davemloft.net>
14314 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14316 2008-05-02 Simon Baldwin <simonb@google.com>
14319 * c-common.h (warn_array_subscript_range): Removed.
14320 * c-common.c (warn_array_subscript_range): Ditto.
14321 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14322 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14324 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14326 * config/i386/i386.c (ix86_special_builtin_type): New.
14327 (bdesc_special_args): Likewise.
14328 (ix86_expand_special_args_builtin): Likewise.
14329 (ix86_init_mmx_sse_builtins): Updated.
14330 (ix86_expand_builtin): Updated.
14331 (ix86_expand_store_builtin): Removed.
14332 (ix86_expand_unop_builtin): Likewise.
14334 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14335 * config/i386/mmintrin.h (__v2sf): Here.
14337 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14339 (_mm_loadl_pi): Likewise.
14340 (_mm_storeh_pi): Replace __v2si with __v2sf.
14341 (_mm_storel_pi): Likewise.
14343 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14344 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14345 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14346 __builtin_ia32_loadlpd.
14348 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14350 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14351 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14352 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14353 (ix86_init_mmx_sse_builtins): Updated.
14354 (ix86_expand_args_builtin): Likewise.
14355 (ix86_expand_builtin): Likewise.
14356 (ix86_expand_unop1_builtin): Renamed to ...
14357 (ix86_expand_unop_vec_merge_builtin): This.
14359 2008-05-01 Jan Hubicka <jh@suse.cz>
14362 * ipa-inline.c (inline_generate_summary): Make static.
14363 (inline_transform): Do not call inlining at -O0; make static.
14364 * passes.c (execute_todo): Add sanity check.
14365 (execute_one_ipa_transform_pass): Execute proper flags.
14367 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14369 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14370 (DECL_NONADDRESSABLE_P): Likewise.
14371 * alias.c (record_component_aliases): Fix comment.
14373 2008-05-01 Simon Baldwin <simonb@google.com>
14375 * c-common.h (warn_array_subscript_range): New function.
14376 * c-common.c (warn_array_subscript_range): Ditto.
14377 * tree-vrp.c (check_array_ref): Corrected code to agree with
14378 comment, ignoring only arrays of size 0 or size 1.
14379 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14381 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14383 * config/i386/i386.c (ix86_builtin_type): Replace
14384 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14385 (bdesc_args): Updated.
14386 (ix86_init_mmx_sse_builtins): Likewise.
14387 (ix86_expand_args_builtin): Likewise.
14389 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14392 * doc/extend.texi: Correct __builtin_ia32_palignr.
14394 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14397 * config/i386/i386.c (bdesc_crc32): Removed.
14398 (ix86_expand_crc32): Likewise.
14399 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14400 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14401 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14402 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14403 UINT_FTYPE_UINT_UCHAR.
14404 (bdesc_args): Updated. Add crc32 builtins.
14405 (ix86_init_mmx_sse_builtins): Updated.
14406 (ix86_expand_args_builtin): Updated to support subreg.
14408 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14410 2008-05-01 Jan Hubicka <jh@suse.cz>
14412 * tree-pass.h (opt_pass): Add IPA_PASS.
14413 (varpool_node, cgraph_node): Forward declare.
14414 (ipa_opt_pass): Define.
14415 (pass_ipa_inline): Turn into ipa_opt_pass.
14416 (pass_apply_inline): Remove.
14417 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14418 (apply_inline): Turn into ....
14419 (inline_transform): ... this one.
14420 (inline_generate_summary): New function.
14421 (pass_apply_inline): Remove.
14422 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14424 (struct function): Add ipa_transforms_to_apply.
14425 * passes.c (register_one_dump_file): Work on IPA_PASS.
14426 (init_optimization_passes): Remove pass_inline_parameters and
14428 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14429 (execute_one_pass) ... here; apply transforms when possible.
14430 (add_ipa_transform_pass, execute_ipa_summary_asses,
14431 execute_one_ipa_transform_pass): New.
14432 (execute_ipa_pass_list): Update for IPA_PASS type.
14434 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14436 * config/i386/i386.c (ix86_builtin_type): Add
14437 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14438 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14439 (bdesc_args): Add SSE4a builtins.
14440 (ix86_init_mmx_sse_builtins): Updated.
14441 (ix86_expand_args_builtin): Likewise.
14442 (ix86_expand_builtin): Likewise.
14444 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14446 * config/i386/i386.c (ix86_builtin_type): Add
14447 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14448 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14449 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14450 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14451 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14452 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14453 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14454 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14455 and DI_FTYPE_DI_DI_INT.
14456 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14457 (ix86_init_mmx_sse_builtins): Updated.
14458 (ix86_expand_args_builtin): Likewise.
14459 (ix86_expand_builtin): Likewise.
14460 (ix86_expand_binop_imm_builtin): Removed.
14462 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14464 2008-04-30 Richard Guenther <rguenther@suse.de>
14466 PR tree-optimization/32921
14467 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14469 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14471 * config/arm/arm.c (arm_unwind_emit): Use
14472 crtl->all_throwers_are_sibcalls instead of
14473 cfun->all_throwers_are_sibcalls.
14474 (arm_output_fn_unwind): Likewise.
14475 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14476 instead of cfun->uses_pic_offset_table.
14477 (frv_expand_prologue): Likewise.
14478 (frv_frame_pointer_required): Likewise.
14479 (frv_expand_fdpic_call): Likewise.
14480 (frv_emit_movsi): Likewise.
14481 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14482 cfun->returns_pcc_struct instead of
14483 current_function_returns_pcc_struct.
14484 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14485 instead of cfun->calls_eh_return.
14486 (m32c_pushm_popm): Likewise.
14487 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14488 "extern" declaration.
14490 2008-04-30 Richard Guenther <rguenther@suse.de>
14492 PR tree-optimization/21636
14493 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14495 (evaluate_stmt): Print the likely value.
14496 (ccp_visit_stmt): Avoid excessive vertical spacing.
14498 2008-04-30 Rafael Espíndola <espindola@google.com>
14500 * builtins.c (fold_call_expr): Return realret.
14501 * tree-ssa-threadedge.c
14502 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14503 __builtin_object_size.
14505 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14507 * gcc.c (wrapper_string): New variable.
14508 (insert_wrapper): New function.
14509 (execute): New option -wrapper.
14510 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14512 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14514 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14515 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14516 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14518 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14519 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14520 config/rs6000/e500crtres64gprctr.asm,
14521 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14522 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14523 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14524 config/rs6000/e500crtsav64gprctr.asm,
14525 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14526 config/rs6000/e500crtsavg64gprctr.asm: New files.
14527 * config/rs6000/t-ppccomm: Add build rules for new files.
14528 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14529 * config/rs6000/t-netbsd: Add build rules for new files.
14530 (LIB2FUNCS_STATIC_EXTRA): New variable.
14531 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14532 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14533 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14535 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14537 * config/i386/i386.c (ix86_builtin_type): Add
14538 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14539 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14540 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14541 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14542 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14543 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14544 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14545 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14546 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14547 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14548 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14549 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14550 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14551 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14552 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14553 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14554 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14555 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14556 V1DI_FTYPE_V2SI_V2SI.
14557 (bdesc_2arg): Moved to ...
14558 (bdesc_args): Here.
14559 (ix86_init_mmx_sse_builtins): Updated.
14560 (ix86_expand_args_builtin): Updated. Take a pointer
14561 to const struct builtin_description. Handle comparison
14563 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14564 (ix86_expand_builtin): Updated.
14566 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14567 (ssse3_pmaddubsw128): This.
14568 (ssse3_pmaddubswv4hi3): Renamed to ...
14569 (ssse3_pmaddubsw): This.
14571 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14572 (__builtin_ia32_packssdw128): Likewise.
14573 (__builtin_ia32_packuswb128): Likewise.
14574 (__builtin_ia32_pmaddubsw): Likewise.
14575 (__builtin_ia32_pmaddubsw128): Likewise.
14577 2008-04-30 Richard Guenther <rguenther@suse.de>
14579 PR tree-optimization/14847
14580 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14581 (recognize_bits_test): Use it.
14582 (recognize_single_bit_test): Likewise.
14584 2008-04-30 Martin Jambor <mjambor@suse.cz>
14586 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14587 instead of setting number of formal parameters to zero.
14588 (ipcp_init_stage): Do not set the number of actual parameters to zero
14590 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14591 which are called with variable number of arguments.
14592 (ipcp_insert_stage): Explicitely skipping all nodes which are
14593 called with variable number of arguments.
14594 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14595 number of parameters.
14597 * ipa-prop.h (struct ipa_node_params): Added flag
14598 called_with_var_arguments
14599 (ipa_set_param_count): Added. Changed sole setter to use it.
14600 (ipa_get_param_count): Added. All readers of param_count
14601 converted to use it instead.
14602 (ipa_set_called_with_variable_arg): Added.
14603 (ipa_is_called_with_var_arguments): Added.
14604 (ipa_get_ith_param): Added. All readers of param_decls converted
14606 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14608 (ipa_get_cs_argument_count): Added, all readers of argument_count
14610 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14613 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14614 (struct ipcp_lattice): Renamed cval_type to type
14615 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14617 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14618 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14619 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14620 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14621 (build_const_val): Changed the type of parameter cvalue to tree
14622 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14623 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14625 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14628 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14629 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14630 (ipa_add_method): Renamed to ipa_push_func_to_list
14631 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14632 (ipa_callsite_param_count): Removed.
14633 (ipa_callsite_param_count_set): Removed.
14634 (ipa_callsite_param): Removed.
14635 (ipa_callsite_callee): Removed.
14636 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14637 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14638 (ipa_method_formal_count): Removed.
14639 (ipa_method_formal_count_set): Removed.
14640 (ipa_method_get_tree): Removed.
14641 (ipa_method_tree_map_create): Removed.
14642 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14643 (ipa_create_param_decls_array): Creates the array itself
14644 (ipa_create_param_decls_array): Temporary variable info instead of
14645 a few dereferences.
14646 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14647 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14648 (get_type): Removed.
14649 (ipa_jf_get_info_type): Removed.
14650 (ipa_node_create): Renamed to ipa_create_node_params
14651 (ipa_free): Renamed to ipa_free_all_node_params
14652 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14653 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14654 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14655 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14656 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14657 ipa_free_all_edge_args
14658 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14659 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14660 (ipa_create_methodlist_node): Removed.
14661 (ipa_methodlist_method): Removed.
14662 (ipa_methodlist_method_set): Removed.
14663 (ipa_methodlist_next_method): Removed.
14664 (ipa_methodlist_next_method_set): Removed.
14665 (ipa_method_is_modified): Removed.
14666 (ipa_method_modify_create): Removed.
14667 (ipa_method_modify_init): Temporary variable info instead of a few
14669 (ipa_detect_param_modifications): Temporary variable info instead of
14670 a few dereferences.
14671 (ipa_compute_jump_functions): Temporary variable info instead of
14672 a few dereferences.
14673 (ipa_method_modify_set): Removed.
14674 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14675 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14676 than craph_node as the first parameter.
14677 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14678 (ipa_method_modify_init): Removed.
14679 (ipa_compute_jump_functions): Added a temp variable instead of
14680 repeatadly dereferencing the cgraph_edge.aux pointer
14681 (ipa_callsite_param_set_type): Removed.
14682 (ipa_compute_jump_functions): i renamed to index and moved to
14684 (ipa_callsite_param_set_info_type_formal): Removed.
14685 (ipa_callsite_param_set_info_type): Removed.
14686 (ipa_callsite_param_map_create): Removed.
14687 (ipa_callsite_tree): Removed.
14688 (ipa_callsite_caller): Removed.
14689 (ipa_pop_func_from_list): return_method removed to return_func
14691 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14692 prefixed all values with IPA_. Changed all users.
14693 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14694 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14695 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14696 (union parameter_info): Renamed to jump_func_value.
14697 (union jump_func_value): Renamed value to constant
14698 (struct ipa_jump_func): Renamed info_type to value
14699 (struct ipa_node): Renamed to ipa_node_params
14700 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14701 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14702 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14703 (struct ipa_edge): Renamed to ipa_edge_args
14704 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14705 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14706 (struct ipa_methodlist): Renamed to ipa_func_list
14707 (struct ipa_func_list): method_p renamed to node, next_method
14709 (ipa_methodlist_p): Removed, switched all users to struct pointer
14710 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14712 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14714 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14715 (rs6000_emit_epilogue): Use backchain to restore only when we
14716 have a large frame. Make use of frame pointer to restore if we
14717 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14719 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14721 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14722 Add mode to zero_extract.
14723 (sign bit tests peepholes): (Ditto.).
14725 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14727 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14728 Instructions in comments with SSE3.
14729 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14730 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14731 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14732 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14733 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14734 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14735 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14736 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14737 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14738 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14739 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14740 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14741 (bdesc_sse_args): Renamed to ...
14742 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14743 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14744 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14745 IX86_BUILTIN_FABSQ.
14746 (bdesc_1arg): Moved to ...
14747 (bdesc_args): Here.
14748 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14749 Instructions in comments with SSE3.
14750 (ix86_expand_sse_operands_builtin): Renamed to ...
14751 (ix86_expand_args_builtin): This. Updated.
14752 (ix86_expand_unop1_builtin): Update comments.
14753 (ix86_expand_builtin): Updated.
14755 2008-04-29 Richard Guenther <rguenther@suse.de>
14757 PR tree-optimization/36078
14758 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14759 Update virtual SSA form after cleaning up the CFG.
14761 2008-04-29 Richard Guenther <rguenther@suse.de>
14763 PR middle-end/15255
14764 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14766 2008-04-29 Richard Guenther <rguenther@suse.de>
14768 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14769 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14770 (compute_flow_insensitive_aliasing): Do not treat
14771 PTR_IS_REF_ALL pointers special.
14772 (get_smt_for): Likewise.
14773 (may_alias_p): Re-structure.
14774 (is_escape_site): A ref-all pointer conversion is not an escape site.
14775 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14776 PTR_IS_REF_ALL pointers special.
14777 * tree-ssa-structalias.h (struct alias_info): Remove
14778 ref_all_symbol_mem_tag field.
14779 (PTR_IS_REF_ALL): Remove.
14781 2008-04-29 Richard Guenther <rguenther@suse.de>
14783 PR middle-end/36077
14784 * fold-const.c (extract_muldiv_1): In combining division constants
14785 make sure to never overflow.
14787 2008-04-29 Nick Clifton <nickc@redhat.com>
14789 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14791 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14794 * optc-gen.awk: Work around HP-UX/IA awk bug.
14796 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14798 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14801 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14804 * config/i386/i386.md
14805 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14806 Change operand 1 predicate to nonimmediate_operand.
14808 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14811 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14813 * gengtype.c (walk_type, write_func_for_structure): Handle
14815 * doc/gty.texi: Document chain_circular.
14817 2008-04-28 Richard Guenther <rguenther@suse.de>
14819 PR tree-optimization/36066
14820 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14823 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14826 * config/i386/i386.md
14827 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14828 Use match_scratch instead of match_operand for operands 3 and 4.
14830 2008-04-27 Richard Guenther <rguenther@suse.de>
14832 PR tree-optimization/18754
14833 PR tree-optimization/34223
14834 * tree-pass.h (pass_complete_unrolli): Declare.
14835 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14836 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14837 Rewrite loop into loop closed SSA form if it is not already.
14838 (tree_unroll_loops_completely): Re-structure to iterate over
14839 innermost loops with intermediate CFG cleanups.
14840 Unroll outermost loops only if requested or the code does not grow
14842 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14843 loops are available.
14844 (tree_vectorize): Instead do so here.
14845 (tree_complete_unroll): Also unroll outermost loops.
14846 (tree_complete_unroll_inner): New function.
14847 (gate_tree_complete_unroll_inner): Likewise.
14848 (pass_complete_unrolli): New pass.
14849 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14850 uses outside of the loop.
14851 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14852 form if it is available.
14853 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14854 * passes.c (init_optimization_passes): Schedule complete inner
14855 loop unrolling pass before the first CCP pass after final inlining.
14857 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14859 * targhooks.h (default_emutls_var_fields,
14860 default_emutls_var_init): Declare.
14861 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14862 * target.h (struct gcc_target): Add struct emutls member.
14863 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14864 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14865 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14866 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14867 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14868 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14869 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14870 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14871 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14872 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14873 emit debug information.
14874 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14875 * varasm.c: Include targhooks.h.
14876 (emutls_object_section, emutls_tmpl_section): New.
14877 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14878 (EMUTLS_SEPARATOR): New.
14879 (prefix_name): New.
14880 (get_emutls_object_name): New.
14881 (default_emutls_var_fields): New, broken out of ...
14882 (get_emutls_object_type): ... here. Adjust to use target hooks.
14883 (get_emutls_init_templ_addr): Adjust to use target hooks.
14884 (emutls_decl): Adjust to use target hooks.
14885 (emutls_finish): Likewise.
14886 (default_emutls_var_init): New, broken out of ...
14887 (assemble_variable): ... here. Adjust to use target hooks.
14888 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14889 SECCAT_EMUTLS_TMPL.
14890 * c-common.c (handle_section_attribute): Prevent overriding
14891 sections for emulated tls with special sections.
14892 * config/i386/i386.c (x86_64_elf_select_section): Add
14893 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14894 (x86_64_elf_unique_section): Likewise.
14895 * config/vxworks.c: Include tree.h.
14896 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14897 (vxworks_override_options): Set TLS scheme.
14898 * doc/tm.texi (Emulated TLS): New node.
14900 2008-04-26 Simon Baldwin <simonb@google.com>
14903 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14904 with propagated string constants.
14906 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14908 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14909 constraint for operand 2 when operand 0 is memory operand.
14910 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14911 operand 0 is memory operand.
14912 (fix_trunc<mode>_i387_with_temp): Ditto.
14913 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14914 operand 2 when operand 1 is memory operand.
14915 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14916 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14917 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14918 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14919 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14920 operands 2,3 and 4 when operand 1 is memory operand.
14921 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14923 (fistdi2_floor_with_temp): Ditto.
14924 (fist<mode>2_floor_with_temp): Ditto.
14925 (fistdi2_ceil_with_temp): Ditto.
14926 (fist<mode>2_ceil_with_temp): Ditto.
14927 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14929 2008-04-26 David Daney <ddaney@avtrex.com>
14931 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14933 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14934 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14935 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14936 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14937 (compare_and_swap_12): New insn.
14938 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14939 * config/mips/mips.c (mips_force_binary): New function.
14940 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14941 (mips_expand_compare_and_swap_12): New function.
14942 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14944 2008-04-25 Jan Hubicka <jh@suse.cz>
14947 * cfgexpand.c (pass_expand): Turn into RTL pass.
14948 * passes.c (execute_one_pass): Do pass typechecking after execution.
14949 * tree-pass.h (pass_expand): Turn into RTL pass.
14951 * function.h (struct rtl_data): Move here fields
14952 accesses_prior_frames, calls_eh_return, saves_all_registers,
14953 has_nonlocal_goto, has_asm_statement, is_thunk,
14954 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14955 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14956 arg_pointer_save_area_init from struct function; turn into bool.
14957 (struct function): Move
14958 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14959 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14960 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14961 tail_call_emit, arg_pointer_save_area_init
14962 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14963 (current_function_returns_struct, current_function_returns_pcc_struct,
14964 current_function_calls_setjmp, current_function_calls_alloca,
14965 current_function_accesses_prior_frames,
14966 current_function_calls_eh_return, current_function_is_thunk,
14967 current_function_stdarg, current_function_profile,
14968 current_function_limit_stack, current_function_uses_pic_offset_table,
14969 current_function_uses_const_pool, current_function_has_nonlocal_label,
14970 current_function_saves_all_registers,
14971 current_function_has_nonlocal_goto,
14972 current_function_has_asm_statement): Remove accesor macros.
14973 * ra-conflict.c (global_conflicts): Update.
14974 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14975 (suitable_for_tail_call_opt_p): Update.
14976 * builtins.c (expand_builtin_return_addr): Update.
14977 (expand_builtin_setjmp_setup): Update.
14978 (expand_builtin_nonlocal_goto): Update.
14979 * final.c (final_start_function): Update.
14980 (profile_function): Update.
14981 (leaf_function_p): Update.
14982 (only_leaf_regs_used): Update.
14983 * df-scan.c (df_get_exit_block_use_set): Update.
14984 * dojump.c (clear_pending_stack_adjust): Update.
14985 * tree-stdarg.c (gate_optimize_stdarg): Update.
14986 * gimple-low.c (lower_function_body): Update.
14987 * global.c (compute_regsets): Update.
14988 (global_alloc): Update.
14989 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14990 * expr.c (expand_assignment): Update.
14991 * dse.c (dse_step0): Update.
14992 (dse_step1): Update.
14993 * c-decl.c (store_parm_decls): Update.
14994 * local-alloc.c (combine_regs): Update.
14995 (find_free_reg): Update.
14996 * function.c (assign_parms_augmented_arg_list): Update.
14997 (assign_parm_find_data_types): Update.
14998 (assign_parms): Update.
14999 (allocate_struct_function): Update.
15000 (expand_function_start): Update.
15001 (expand_function_end): Update.
15002 (get_arg_pointer_save_area): Update.
15003 (thread_prologue_and_epilogue_insns): Update.
15004 (rest_of_match_asm_constraints): Update.
15005 * stor-layout.c (variable_size): Update.
15006 * gcse.c (gcse_main): Update.
15007 (bypass_jumps): Update.
15008 * gimplify.c (gimplify_function_tree): Update.
15009 * calls.c (emit_call_1): Update.
15010 (expand_call): Update.
15011 * bt-load.c (compute_defs_uses_and_gen): Update.
15012 * except.c (sjlj_assign_call_site_values): Update.
15013 (sjlj_emit_function_enter): Update.
15014 (can_throw_external): Update.
15015 (set_nothrow_function_flags): Update.
15016 (expand_builtin_unwind_init): Update.
15017 (expand_eh_return): Update.
15018 (convert_to_eh_region_ranges): Update.
15019 (output_function_exception_table): Update.
15020 * emit-rtl.c (gen_tmp_stack_mem): Update.
15021 * cfgexpand.c (expand_used_vars): Update.
15022 (tree_expand_cfg): Update.
15023 * cfgcleanup.c (rest_of_handle_jump): Update.
15024 * explow.c (allocate_dynamic_stack_space): Update.
15025 * varasm.c (assemble_start_function): Update.
15026 (force_const_mem): Update.
15027 (mark_constant_pool): Update.
15028 * tree-optimize.c (tree_rest_of_compilation): Update.
15029 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15030 * tree-cfg.c (notice_special_calls): Update.
15031 (is_ctrl_altering_stmt): Update.
15032 (tree_can_make_abnormal_goto): Update.
15033 (tree_purge_dead_abnormal_call_edges): Update.
15034 * config/alpha/predicates.md: Update.
15035 * config/alpha/alpha.c (alpha_sa_mask): Update.
15036 (alpha_sa_size): Update.
15037 (alpha_does_function_need_gp): Update.
15038 (alpha_expand_prologue): Update.
15039 (alpha_start_function): Update.
15040 (alpha_output_function_end_prologue): Update.
15041 (alpha_expand_epilogue): Update.
15042 * config/frv/frv.c (frv_stack_info): Update.
15043 (frv_expand_epilogue): Update.
15044 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15045 (s390_register_info): Update.
15046 (s390_frame_info): Update.
15047 (s390_init_frame_layout): Update.
15048 (s390_can_eliminate): Update.
15049 (save_gprs): Update.
15050 * config/spu/spu.c (spu_split_immediate): Update.
15051 (need_to_save_reg): Update.
15052 (spu_expand_prologue): Update.
15053 (spu_expand_epilogue): Update.
15054 * config/sparc/sparc.md: Update.
15055 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15056 (sparc_tls_got): Update.
15057 (legitimize_pic_address): Update.
15058 (sparc_emit_call_insn): Update.
15059 (sparc_expand_prologue): Update.
15060 (output_return): Update.
15061 (print_operand): Update.
15062 (sparc_function_ok_for_sibcall): Update.
15063 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15064 * config/m32r/m32r.md: Update.
15065 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15066 (m32r_compute_frame_size): Update.
15067 (m32r_expand_prologue): Update.
15068 (m32r_expand_epilogue): Update.
15069 (m32r_legitimize_pic_address): Update.
15070 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15071 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15072 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15073 (gen_push): Update.
15074 (ix86_save_reg): Update.
15075 (ix86_compute_frame_layout): Update.
15076 (ix86_expand_prologue): Update.
15077 (ix86_expand_epilogue): Update.
15078 * config/sh/sh.c (output_stack_adjust): Update.
15079 (calc_live_regs): Update.
15080 (sh5_schedule_saves): Update.
15081 (sh_expand_prologue): Update.
15082 (sh_expand_epilogue): Update.
15083 (sh_setup_incoming_varargs): Update.
15084 (sh_allocate_initial_value): Update.
15085 (sh_get_pr_initial_val): Update.
15086 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15087 * config/sh/sh.md (label:): Update.
15088 * config/avr/avr.c (out_movhi_mr_r): Update.
15089 * config/crx/crx.h (enum): Update.
15090 * config/xtensa/xtensa.h (along): Update.
15091 * config/stormy16/stormy16.c Update.
15092 (xstormy16_compute_stack_layout): Update.
15093 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15094 (fr30_expand_prologue): Update.
15095 * config/cris/cris.c (cris_conditional_register_usage): Update.
15096 (cris_reg_saved_in_regsave_area): Update.
15097 (cris_initial_frame_pointer_offset): Update.
15098 (cris_simple_epilogue): Update.
15099 (cris_expand_prologue): Update.
15100 (cris_expand_epilogue): Update.
15101 (cris_expand_pic_call_address): Update.
15102 (cris_asm_output_symbol_ref): Update.
15103 (cris_asm_output_label_ref): Update.
15104 * config/cris/cris.md Update.
15105 * config/iq2000/iq2000.c (compute_frame_size): Update.
15106 (iq2000_expand_epilogue): Update.
15107 * config/mt/mt.h (save_direction): Update.
15108 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15109 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15110 (ia64_secondary_reload_class): Update.
15111 * config/m68k/m68k.c (m68k_save_reg): Update.
15112 (m68k_expand_prologue): Update.
15113 (m68k_expand_epilogue): Update.
15114 (legitimize_pic_address): Update.
15115 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15116 (first_reg_to_save): Update.
15117 (first_altivec_reg_to_save): Update.
15118 (compute_vrsave_mask): Update.
15119 (compute_save_world_info): Update.
15120 (rs6000_stack_info): Update.
15121 (spe_func_has_64bit_regs_p): Update.
15122 (rs6000_ra_ever_killed): Update.
15123 (rs6000_emit_eh_reg_restore): Update.
15124 (rs6000_emit_allocate_stack): Update.
15125 (rs6000_emit_prologue): Update.
15126 (rs6000_emit_epilogue): Update.
15127 (rs6000_output_function_epilogue): Update.
15128 (output_profile_hook): Update.
15129 (rs6000_elf_declare_function_name): Update.
15130 * config/rs6000/rs6000.h (rs6000_args): Update.
15131 * config/rs6000/rs6000.md: Update.
15132 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15133 * config/arc/arc.c (arc_output_function_epilogue): Update.
15134 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15135 * config/darwin.c (machopic_function_base_name): Update.
15136 * config/score/score3.c (score3_compute_frame_size): Update.
15139 (score3_epilogue): Update.
15140 * config/score/score7.c (score7_compute_frame_size): Update.
15141 (score7_prologue): Update.
15142 (score7_epilogue): Update.
15143 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15144 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15145 * config/arm/arm.c (use_return_insn): Update.
15146 (require_pic_register): Update.
15147 (arm_load_pic_register): Update.
15148 (arm_compute_save_reg0_reg12_mask): Update.
15149 (arm_compute_save_reg_mask): Update.
15150 (thumb1_compute_save_reg_mask): Update.
15151 (output_return_instruction): Update.
15152 (arm_output_function_prologue): Update.
15153 (arm_output_epilogue): Update.
15154 (arm_get_frame_offsets): Update.
15155 (arm_expand_prologue): Update.
15156 (thumb_pushpop): Update.
15157 (thumb_exit): Update.
15158 (thumb1_expand_prologue): Update.
15159 (thumb1_expand_epilogue): Update.
15160 (arm_unwind_emit): Update.
15161 (arm_output_fn_unwind): Update.
15162 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15163 * config/arm/arm.md: Update.
15164 * config/pa/pa.md: Update.
15165 * config/pa/pa.c (legitimize_pic_address): Update.
15166 (compute_frame_size): Update.
15167 (hppa_expand_prologue): Update.
15168 (hppa_expand_epilogue): Update.
15169 (borx_reg_operand): Update.
15170 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15171 (HARD_REGNO_RENAME_OK): Update.
15172 * config/mips/mips.c (mips_global_pointer): Update.
15173 (mips_save_reg_p): Update.
15174 (mips_compute_frame_info): Update.
15175 (mips_frame_pointer_required): Update.
15176 (mips_expand_prologue): Update.
15177 (mips_expand_epilogue): Update.
15178 (mips_can_use_return_insn): Update.
15179 (mips_reorg_process_insns): Update.
15180 * config/v850/v850.c (compute_register_save_size): Update.
15181 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15182 * config/mmix/mmix.c (along): Update.
15183 (mmix_expand_epilogue): Update.
15184 * config/bfin/bfin.c (legitimize_pic_address): Update.
15185 (must_save_p): Update.
15186 (stack_frame_needed_p): Update.
15187 (add_to_reg): Update.
15188 (bfin_expand_prologue): Update.
15189 * stmt.c (expand_asm_operands): Update.
15190 * reload1.c (reload): Update.
15191 (init_elim_table): Update.
15193 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15195 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15197 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15199 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15200 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15201 (mov<mode>): Removed.
15202 (*movv4sf_internal): Likewise.
15203 (*movv2df_internal): Likewise.
15205 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15207 * config.gcc (crx-*-elf): Remove deprecation.
15209 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15211 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15212 __gcc_deregister_frame with atexit.
15213 (deregister_frame_dtor): Remove.
15215 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15216 Nathan Sidwell <nathan@codesourcery.com>
15218 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15220 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15221 (rs6000_isel): Likewise.
15222 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15223 (rs6000_isel): New variable.
15224 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15226 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15229 * c-common.c (handle_vector_size_attribute): Call
15230 lang_hooks.types.reconstruct_complex_type instead of
15231 reconstruct_complex_type.
15232 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15233 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15234 * langhooks.h (struct lang_hooks_for_types): Add
15235 reconstruct_complex_type hook.
15236 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15237 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15239 2008-04-24 Richard Guenther <rguenther@suse.de>
15241 * c-common.h (check_builtin_function_arguments): Declare.
15242 * c-common.c (validate_nargs): New function.
15243 (check_builtin_function_arguments): Likewise.
15244 * c-typeck.c (build_function_call): Call
15245 check_builtin_function_arguments.
15246 * builtins.c (fold_builtin_classify): Remove error reporting code.
15247 (fold_builtin_unordered_cmp): Likewise.
15248 (fold_builtin_1): Likewise.
15249 (fold_builtin_n): Likewise.
15251 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15253 PR tree-optimization/36008
15254 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15255 the original op1, rather than delta by step.
15257 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15258 Sebastian Pop <sebastian.pop@amd.com>
15260 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15261 eliminate_local_variables_stmt, eliminate_local_variables,
15262 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15263 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15264 of code delimited by two edges in the CFG.
15265 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15266 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15267 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15268 the case of parallelisation of reductions.
15269 (expr_invariant_in_region_p): New.
15271 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15272 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15274 2008-04-24 Ira Rosen <irar@il.ibm.com>
15275 Richard Guenther <rguenther@suse.de>
15277 PR tree-optimization/36034
15278 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15279 incapable of dealing with loads with gaps.
15281 2008-04-24 Rafael Espíndola <espindola@google.com>
15283 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15284 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15285 vrp_evaluate_conditional.
15286 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15287 (vrp_evaluate_conditional): Split the cond argument.
15288 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15289 (simplify_stmt_for_jump_threading): Update call to
15290 vrp_evaluate_conditional.
15292 2008-04-24 Ira Rosen <irar@il.ibm.com>
15294 PR tree-optimization/35982
15295 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15296 interleaved data-refs are of the same type.
15298 2008-04-24 Danny Smith <dannysmith@users.net>
15300 * c-format.c (check_format_info_main): Use strncmp rather than a
15301 magic prefix to handle multichar length specs.
15302 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15303 Don't prefix "I64" and "I32" with '\0'.
15305 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15308 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15309 in registers for -m32 only if stdarg_p (fntype).
15311 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15313 PR rtl-optimization/36006
15314 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15315 temp to op0 in order to avoid invalid rtx sharing.
15317 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15319 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15320 check TREE_INVARIANT.
15321 * tree-gimple.c (is_gimple_address): New.
15322 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15323 * tree-gimple.h (is_gimple_address): New.
15324 * tree.h (decl_address_invariant_p): New.
15325 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15326 (build_string): Likewise.
15327 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15328 (tree_invariant_p_1): Likewise.
15329 (save_expr): Use it.
15330 (tree_invariant_p): New.
15331 (skip_simple_arithmetic): Use it.
15332 (stabilize_reference_1): Use it.
15333 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15335 (build1_stat): Drop code to compute TREE_INVARIANT.
15336 (build2_stat): Drop code to compute TREE_INVARIANT.
15337 (build3_stat): Drop code to compute TREE_INVARIANT.
15338 (build4_stat): Drop code to compute TREE_INVARIANT.
15339 (build5_stat): Drop code to compute TREE_INVARIANT.
15340 (build7_stat): Drop code to compute TREE_INVARIANT.
15341 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15342 * tree.h (struct tree_base): Remove invariant_flag.
15343 (TREE_INVARIANT): Remove.
15344 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15345 (fold_builtin_expect): Check TREE_CONSTANT.
15346 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15347 * c-tree.h (c_expr_to_decl): Drop third parameter.
15348 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15349 (build_c_cast): Don't set TREE_INVARIANT.
15350 (pop_init_level): Don't set TREE_INVARIANT.
15351 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15352 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15354 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15355 (gimplify_addr_expr): Adjust comment.
15356 * tree-mudflap.c (mf_build_string):
15357 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15358 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15359 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15360 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15361 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15362 * langhooks.h (struct lang_hooks): Drop third parameter from
15365 2008-04-23 Richard Guenther <rguenther@suse.de>
15367 PR tree-optimization/27799
15368 PR tree-optimization/32921
15369 PR tree-optimization/32624
15370 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15371 SMTs aliases and the tag itself into the solution.
15372 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15373 merge the points-to solution back into the SMT aliases.
15374 (may_alias_p): Use alias_set_subset_of instead of
15375 aliases_conflict_p. A pointer which points to
15376 memory with alias set zero may access any variable.
15378 2008-04-23 Richard Guenther <rguenther@suse.de>
15380 * alias.c (alias_set_subset_of): Correctly handle asking
15381 if zero is a subset of an alias set with zero child.
15382 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15383 (compute_flow_insensitive_aliasing): Correctly walk all
15384 pointers. Do not unnecessarily union sets.
15386 2008-04-23 Richard Guenther <rguenther@suse.de>
15388 PR middle-end/36021
15389 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15391 2008-04-22 Tomas Bily <tbily@suse.cz>
15393 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15395 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15397 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15398 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15399 * tree-inline.c (estimate_num_insns_1): Likewise.
15400 * varasm.c (const_hash_1, compare_constant, copy_constant)
15401 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15402 * emit-rtl.c (component_ref_for_mem_expr)
15403 (set_mem_attributes_minus_bitpos): Likewise.
15404 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15405 (is_aligning_offset): Likewise.
15406 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15407 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15408 * dojump.c (do_jump): Likewise.
15409 * builtins.c (get_pointer_alignment, get_memory_rtx)
15410 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15411 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15413 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15415 PR rtl-optimization/36017
15416 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15417 expanding the library call.
15419 2008-04-22 Ian Lance Taylor <iant@google.com>
15421 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15422 than size_in_bytes.
15424 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15426 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15427 of LR/CTR moves for Power6.
15429 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15431 PR middle-end/36003
15432 * passes.c (init_optimization_passes): Remove
15433 pass_fast_rtl_byte_dce.
15435 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15438 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15439 builtin functions to generate faster code.
15440 (_mm_cvtpu16_ps): Ditto.
15441 (_mm_cvtpi32x2_ps): Ditto.
15443 2008-04-22 Nick Clifton <nickc@redhat.com>
15445 * common.opt (ftree-loop-distribution): Add Optimization
15448 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15449 (frv_expand_builtin_va_start): Likewise.
15451 * config/arm/arm.c (thumb_find_work_register): Fix location of
15452 argument register count.
15454 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15456 Support scheduling for ColdFire V1 and V3 microarchitecture.
15457 Improve scheduling of multiplication instructions.
15459 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15460 (mac): New instruction attribute.
15461 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15462 (m68k_sched_mac): New variable.
15463 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15464 Handle cfv1 and cfv3.
15465 (max_insn_size): New static variable.
15466 (struct _sched_ib): New type.
15467 (sched_ib): New static variable.
15468 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15469 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15470 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15472 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15473 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15474 new variables. Update.
15475 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15476 Add modeling of cfv3 instruction buffer. Update.
15477 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15478 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15479 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15480 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15481 a particular reservation applies to.
15482 (type2): Reorganize attribute values. Rename alu to alu_reg,
15483 alu_l to alu, move_l to omove. Join move to alu. Split mul
15484 to mul_l and mul_w.
15485 (cf_ib_*): Simplify description of instruction buffer.
15486 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15487 (cf_mem): Split into cf_mem1 and cf_mem2.
15488 (cf_v2_move_??): Rename to cfv12_alu_??.
15489 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15490 (cf_v2_mul_??): Remove reservations.
15491 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15492 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15493 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15495 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15496 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15497 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15498 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15499 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15500 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15501 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15502 expansions of the above reservations for instructions of sizes
15505 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15507 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15509 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15511 * coverage.c: Include tree-pass.h.
15512 (coverage_counter_alloc): Print da_file_name to the dump file.
15514 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15516 * sbitmap.c (sbitmap_range_empty_p): New function.
15517 * sbitmap.h (sbitmap_range_empty_p): New function.
15518 * bitmap.h: Now includes obstack.h.
15520 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15521 Kenneth Zadeck <zadeck@naturalbridge.com>
15523 * dbgcnt.def (ra_byte_scan): Added.
15524 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15525 when the last hit happens for a counter.
15526 * timevar.def (TV_DF_BYTE_LR): New variable.
15527 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15528 * passes.c (pass_fast_rtl_byte_dce): New pass.
15529 * fwprop.c (update_df): Added mode to call df_ref_create.
15530 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15531 DF_REF_EXTRACT_OFFSET.
15532 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15533 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15535 (df_ref_extract): Added mode field.
15536 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15537 DF_REF_EXTRACT_OFFSET.
15538 (DF_REF_EXTRACT_MODE): New macro.
15539 (df_byte_lr_bb_info): New structure.
15540 (df_print_byte_regset, df_compute_accessed_bytes,
15541 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15542 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15543 df_byte_lr_simulate_uses,
15544 df_byte_lr_simulate_artificial_refs_at_top,
15545 df_byte_lr_simulate_artificial_refs_at_end,
15546 df_compute_accessed_bytes): New function.
15547 (df_ref_create): Add parameter.
15548 (df_byte_lr_get_bb_info): New inline function.
15549 * df-scan.c (df_ref_record, df_uses_record,
15550 df_ref_create_structure): Added mode parameter.
15551 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15552 df_defs_record, df_uses_record, df_get_conditional_uses,
15553 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15554 df_entry_block_defs_collect, df_exit_block_uses_collect):
15555 Added mode parameter to calls to df_ref_record, df_uses_record,
15556 df_ref_create_structure.
15557 (df_ref_equal_p, df_ref_compare): Added test for modes.
15558 (df_ref_create_structure): Added code to set mode. Renamed
15559 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15560 DF_REF_EXTRACT_OFFSET.
15561 * df-core.c (df_print_byte_regset): New function.
15562 * df-byte-scan.c: New file.
15563 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15564 calls to BITMAP_FREE.
15565 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15566 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15567 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15568 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15569 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15570 df_byte_lr_local_compute, df_byte_lr_init,
15571 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15572 df_byte_lr_transfer_function, df_byte_lr_free,
15573 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15574 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15575 df_byte_lr_simulate_uses,
15576 df_byte_lr_simulate_artificial_refs_at_top,
15577 df_byte_lr_simulate_artificial_refs_at_end): New function.
15578 * dce.c (byte_dce_process_block): New function.
15579 (dce_process_block): au is now passed in rather than computed
15580 locally. Changed loops that look at artificial defs to not look
15581 for conditional or partial ones, because there never are any.
15582 (fast_dce): Now is able to drive byte_dce_process_block or
15583 dce_process_block depending on the kind of dce being done.
15584 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15585 (rest_of_handle_fast_byte_dce): New function.
15586 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15587 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15589 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15592 * gcc.h: Added fortran options that take arguments to
15593 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15596 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15598 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15599 scalarization if on the LHS and not a full access.
15601 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15603 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15605 2008-04-18 Rafael Espíndola <espindola@google.com>
15607 * tree-vrp.c (find_case_label_index): Fix the binary search.
15608 (find_case_label_range): New.
15609 (vrp_visit_switch_stmt): Use find_case_label_range.
15610 (simplify_switch_using_ranges): Use find_case_label_range.
15612 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15614 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15615 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15617 2008-04-18 Tom Tromey <tromey@redhat.com>
15620 * doc/cpp.texi (Implementation-defined behavior): Mention
15623 2008-04-18 Ian Lance Taylor <iant@google.com>
15625 * fold-const.c (pointer_may_wrap_p): New static function.
15626 (fold_comparison): Add another test for pointer overflow. Use
15627 pointer_may_wrap_p to disable some false positives.
15629 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15631 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15632 (fname_as_string): Match updated cpp_interpret_string prototype.
15633 (fix_string_type): Support char16_t* and char32_t*.
15634 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15635 derivative) nodes. Register as builtin if C++0x.
15636 (c_parse_error): Support CPP_CHAR{16,32}.
15637 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15638 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15639 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15640 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15641 CTI_CHAR32_ARRAY_TYPE>: New elements.
15642 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15643 char32_type_node, signed_char32_type_node, char16_array_type_node,
15644 char32_array_type_node): New defines.
15645 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15646 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15647 (lex_string): Support CPP_STRING{16,32}, match updated
15648 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15649 (lex_charconst): Support CPP_CHAR{16,32}.
15650 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15651 and CPP_STRING{16,32}.
15653 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15656 * aclocal.m4: Regenerate.
15657 * configure: Regenerate.
15659 2008-04-18 Jan Hubicka <jh@suse.cz>
15661 * except.c (dw2_size_of_call_site_table,
15662 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15664 * cgraphbuild.c (build_cgraph_edges): Update.
15665 * tree-pass.h: Update comment.
15666 * final.c (leaf_function_p): Update.
15667 (leaf_renumber_regs): Update.
15668 (rest_of_clean_state): Update.
15669 * omp-low.c (expand_omp_parallel): Update.
15670 * ipa-reference.c (analyze_function): Update.
15671 * reorg.c (find_end_label): Update.
15672 (optimize_skip): Update.
15673 (fill_simple_delay_slots): Update.
15674 (fill_simple_delay_slots): Update.
15675 (make_return_insns): Update.
15676 (dbr_schedule): Update.
15677 * gimple-low.c (record_vars_into): Update.
15678 * cfgbuild.c (make_edges): Update.
15679 * function.c (assign_stack_local): Update.
15680 (assign_parm_adjust_stack_rtl): Update.
15681 (locate_and_pad_parm): Update.
15682 (allocate_struct_function): Do not initialize stack_alignment_needed
15683 and preferred_stack_boundary here.
15684 (stack_protect_prologue): Update.
15685 (stack_protect_epilogue): Update.
15686 (expand_function_start): Initialize stack_alignment_needed,
15687 preferred_stack_boundary and max_jumptable_ents.
15688 (expand_function_end): Update.
15689 (free_after_compilation): Do not NULLify epilogue_delay_list.
15690 * function.h (struct rtl_data): Add stack_protect_guard,
15691 stack_alignment_needed,
15692 preferred_stack_boundary, epilogue_delay_list.
15693 (struct function): Remove value_histograms, stack_alignment_needed,
15694 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15696 unexpanded_var_list, stack_protect_guard.
15697 (current_function_epilogue_delay_list): Remove.
15698 * ipa-type-escape.c (analyze_function): Update.
15699 * gimplify.c (pop_gimplify_context): Update comment.
15700 * calls.c (expand_call): Update.
15701 (emit_library_call_value_1): Update.
15702 * except.c (set_nothrow_function_flags): Update.
15703 * cfgexpand.c (get_decl_align_unit): Update.
15704 (create_stack_guard): Update.
15705 (estimated_stack_frame_size): Update.
15706 (expand_used_vars): Update.
15707 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15708 * explow.c (allocate_dynamic_stack_space): Update.
15709 * tree-ssa-live.c (remove_unused_locals): Update.
15710 * varasm.c (mark_constant_pool): Update.
15711 * tree-inline.c (remap_decls): Update.
15712 (initialize_cfun): Update.
15713 (declare_return_variable): Update.
15714 (inline_forbidden_p): Update.
15715 (expand_call_inline): Update.
15716 (declare_inline_vars): Update.
15717 (tree_function_versioning): Update.
15718 * tree-flow.h (value_histograms): New.
15719 (VALUE_HISTOGRAMS): New macro.
15720 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15722 * tree-cfg.c (set_bb_for_stmt): Update.
15723 (replace_by_duplicate_decl): Update.
15724 (move_block_to_fn): Update.
15725 (new_label_mapper): Update.
15726 (dump_function_to_file): Update.
15727 * ipa-struct-reorg.c (build_data_structure): Update.
15728 * cfgrtl.c (print_rtl_with_bb): Update.
15729 * reload1.c (reload): Update.
15731 * config/i386/i386.c (setup_incoming_varargs_64,
15732 ix86_compute_frame_layout): Update.
15733 * config/arc/arc.c (arc_output_function_epilogue): Update.
15735 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15737 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15738 for FreeBSD as well.
15739 * gthr-posix95.h: Likewise.
15741 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15743 PR rtl-optimization/35838
15744 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15745 out the byte offset of the first subreg.
15747 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15749 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15750 to split_ti instead of three separate calls with single member arrays.
15751 (subti3 splitter): Ditto.
15752 (adddi3 splitter): Ditto with split_di.
15753 (subdi3 splitter): Ditto.
15754 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15755 two separate calls with single member arrays. Swap match_dup
15756 operands 1 and 2 to better fit into the array.
15757 (negdi2 splitter): Ditto with split_di.
15758 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15759 two separate calls with single member arrays. Swap match_dup operands
15760 6 and 7 to better fit into the array.
15762 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15764 * config/i386/i386.c (sse_builtin_type): New.
15765 (bdesc_sse_args): Likewise.
15766 (bdesc_sse_3arg): Removed.
15767 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15768 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15769 IX86_BUILTIN_ROUNDPS.
15770 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15771 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15772 IX86_BUILTIN_ROUNDPS.
15773 (ix86_expand_sse_4_operands_builtin): Removed.
15774 (ix86_expand_sse_operands_builtin): New.
15775 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15776 and CODE_FOR_sse4_1_roundps.
15777 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15778 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15780 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15783 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15784 regs before frame pop when needed. If use_backchain_to_restore_sp
15785 then load backchain into a temp reg to restore vr and vrsave. Add
15786 code to restore vr after frame pop if possible.
15788 2008-04-17 Richard Guenther <rguenther@suse.de>
15790 * tree-vn.c (expressions_equal_p): Do not check type
15791 equality or compatibility before calling operand_equal_p.
15792 * fold-const.c (operand_equal_p): Check equivalence of
15793 integer constants before bailing out due to signedness or
15794 precision differences.
15795 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15796 spurious differences in type qualification. Ignore types
15797 for COMPONENT_REFs at all.
15799 2008-04-17 Christian Bruel <christian.bruel@st.com>
15801 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15802 msw_skip comparison.
15804 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15807 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15810 PR tree-optimization/35899
15811 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15812 rather than TREE_OPERAND.
15814 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15817 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15818 temporary registers. Change operand predicate to general_operand.
15819 (remainderxf3): Ditto.
15821 2008-04-16 Richard Guenther <rguenther@suse.de>
15823 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15824 * tree-affine.c (aff_combination_expand): Look through some
15827 2008-04-15 Doug Kwan <dougkwan@google.com>
15829 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15831 * tree-pretty-print.c (dump_generic_node): Ditto.
15832 * final.c (output_addr_const): Ditto.
15833 * dwarf2out.c (output_cfi): Ditto.
15834 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15835 * print-rtl.c (print_rtx): Ditto.
15836 * print-tree.c (print_node_brief, print_node): Ditto.
15837 * c-common.c (match_case_to_enum_1): Ditto.
15838 * sched-vis.c (print_value): Ditto.
15839 * config/i386/i386.c (print_operand): Cast to long unsigned int
15842 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15843 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15844 MS Windows VirtualProtect function.
15846 2008-04-15 Jan Hubicka <jh@suse.cz>
15848 * gengtype.c (write_root): Param_is argument is OK.
15849 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15850 * function.h: Include varray.h
15851 (rtl_eh): New stucture based on except.c one.
15852 (call_site_record): New forward declaration and vector type.
15853 * calls.c (emit_call_1): Do not call
15854 note_current_region_may_contain_throw.
15855 * except.c (eh_status): Remove cur_region, try_region since they are
15857 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15858 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15859 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15860 Remove call_site_data_used, call_site_data_size.
15861 Turn call_site_record into vector in function.h.
15862 (note_current_region_may_contain_throw): Remove.
15863 (get_exception_pointer, get_exception_filter): Do not take struct
15864 function argument; update.
15865 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15866 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15867 build_post_landing_pads, dw2_build_landing_pads,
15868 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15869 sjlj_emit_function_enter, sjlj_emit_function_enter,
15870 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15871 sjlj_build_landing_pads, finish_eh_generation,
15872 remove_exception_handler_label, remove_eh_handler,
15873 maybe_remove_eh_handler, add_reachable_handler,
15874 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15875 add_action_record, collect_one_action_chain, add_call_site,
15876 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15877 sjlj_output_call_site_table, output_function_exception_table,
15878 * except.h (note_current_region_may_contain_throw): Remove
15879 (get_exception_pointer, get_exception_filter): Do not take struct
15881 * Makefile.in (GTFILES): Put varargs before struct function.
15883 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15885 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15886 punt for STRING_CST.
15887 (get_constraint_for): Deal with STRING_CST here instead.
15889 2008-04-15 Richard Guenther <rguenther@suse.de>
15891 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15892 statements in a basic-block with a backward walk. Do not
15893 substitute into dead statements but instead remove those.
15895 2008-04-15 Richard Guenther <rguenther@suse.de>
15897 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15898 to zero, thus disable creation of SFTs.
15900 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15902 * tree-predcom.c (suitable_reference_p): Return false if the
15903 reference can throw.
15905 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15908 * c-decl.c (finish_decl): If extern or static var has variable
15909 size, set TREE_TYPE (decl) to error_mark_node.
15911 2008-04-15 Rafael Espíndola <espindola@google.com>
15913 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15916 2008-04-15 Richard Guenther <rguenther@suse.de>
15918 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15919 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15920 (visit_reference_op_load): Do walk vuse-vdef chains on
15921 vn_reference_lookup.
15922 (visit_reference_op_store): But do not here.
15923 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15924 vn_reference_lookup.
15925 (vn_lookup_with_vuses): But do so here.
15927 2008-04-14 Ian Lance Taylor <iant@google.com>
15929 * fold-const.c (fold_overflow_warning): Remove assertion.
15931 2008-04-15 Ben Elliston <bje@au.ibm.com>
15933 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15934 temp1 local variables.
15936 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15939 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15940 ".text.unlikely" section as executable.
15942 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15944 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15945 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15946 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15947 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15948 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15949 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15950 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15952 2008-04-14 Ian Lance Taylor <iant@google.com>
15954 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15955 * fold-const.c (fold_comparison): If appropriate, test
15956 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15957 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15958 reassociating a pointer type.
15959 * doc/invoke.texi (Optimize Options): Document that
15960 -fstrict-overflow applies to pointer wraparound.
15962 2008-04-13 Jan Hubicka <jh@suse.cz>
15964 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15966 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15968 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15969 we are going to "save the world".
15971 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15973 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15974 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15975 operand 0 constraint, not "=".
15977 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15979 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15981 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15983 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15984 of size of positions_needed * CHAR_BIT.
15986 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15988 PR middle-end/35897
15989 * dse.c (store_info): Change positions_needed to unsigned
15991 (lowpart_bitmask): New.
15992 (record_store): Cast to unsigned HOST_WIDE_INT for
15993 positions_needed. Assert width <= size of positions_needed *
15994 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15995 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15996 lowpart_bitmask to set mask.
15998 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16000 * config/bfin/constraints.md: New file.
16001 * config/bfin/bfin.md: Include it.
16002 (adddi3): Use satisfies_constraint functions instead of the old macros.
16003 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16004 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16005 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16006 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16007 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16008 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16009 EXTRA_CONSTRAINT): Delete.
16010 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16011 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16013 * config/bfin/bfin.c: Include "tm-constrs.h".
16014 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16015 Use satisfies_constraint functions instead of the old macros.
16016 * doc/md.texi (Blackfin Constraints): Update file name reference.
16018 2008-04-11 Richard Guenther <rguenther@suse.de>
16020 PR tree-optimization/35869
16021 * tree-vrp.c (execute_vrp): Move switch statement update after
16022 jump threading. Schedule another cfg cleanup run.
16024 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16027 * attribs.c (decl_attributes): Return early on errorneous node.
16029 2008-04-10 Oleg Ryjkov <olegr@google.com>
16031 * tree.h (struct tree_base): Added a new flag default_def_flag.
16032 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16034 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16036 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16038 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16041 * pa.md: Define mode iterator P. Define mode attribute dwc.
16042 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16043 (icacheflush): Likewise.
16044 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16045 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16047 2008-04-11 Ben Elliston <bje@au.ibm.com>
16049 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16051 2008-04-10 Rafael Espíndola <espindola@google.com>
16053 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16054 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16055 (extract_range_from_expr): The same.
16057 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16059 * config/mips/mips.md (GPR2): New mode iterator.
16060 (seq): Add comment.
16061 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16062 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16063 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16064 Rewrite these to take two modes, the mode of comparison and the
16065 mode of the destination.
16066 * config/mips/mips.c (mips_expand_scc): Instead of having
16067 paradoxical subreg as destination, expand "narrowing" scc if mode
16068 of comparison is SI and target is requested in DI mode.
16069 (mips_emit_int_order_test): Update comment. Make mode of
16070 comparison match CMP0 rather than TARGET. When creating inverse
16071 target use mode of TARGET.
16073 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16075 * gcov-dump.c (tag_summary): Only print summaries for the first
16076 GCOV_COUNTERS_SUMMABLE counters.
16078 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16080 * config/i386/i386.md (absneg): New code iterator.
16081 (absnegprefix): New code attribute.
16082 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16083 patterns using absneg code iterator.
16084 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16085 using absneg code iterator.
16086 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16087 *neg<mode>2 patterns using absneg code iterator.
16088 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16089 *negextendsfdf2 patterns using absneg code iterator.
16090 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16091 *negextendsfxf2 patterns using absneg code iterator.
16092 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16093 *negextendsfdf2 patterns using absneg code iterator.
16094 * config/i386/sse.md (<code><mode>2): Macroize expander from
16095 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16097 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16099 * config/s390/s390.h: Remove the remains of the recent search
16100 & replace action of current_function_outgoing_args_size.
16102 2008-04-10 Ira Rosen <irar@il.ibm.com>
16104 PR tree-optimization/35821
16105 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16106 NEW_STMT_LIST is not NULL.
16108 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16111 * toplev.c (process_options): Remove -ffunction-sections debugging
16114 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16116 PR middle-end/PR28690
16117 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16118 than gen_rtx_fmt_ee to perform more canonicalizations.
16120 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16123 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16125 2008-04-09 Richard Guenther <rguenther@suse.de>
16127 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16128 (dump_function_to_file): Dump function arguments with types.
16130 2008-04-08 Richard Guenther <rguenther@suse.de>
16132 * fold-const.c (fold_widened_comparison): Do not allow
16133 sign-changes that change the result.
16135 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16138 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16139 kinds of indirect references.
16141 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16143 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16144 GNU Fortran language string.
16146 2008-04-08 Rafael Espíndola <espindola@google.com>
16148 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16149 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16150 * tree.h (tree_call_nonnegative_warnv_p): New.
16152 2008-04-08 Jan Hubicka <jh@suse.cz>
16154 * function.c (free_after_compilation): Clear out regno_reg_rtx
16157 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16160 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16162 PR middle-end/PR28690
16163 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16164 same precedence as REG_POINTER and MEM_POINTER operands.
16166 2008-04-08 Richard Guenther <rguenther@suse.de>
16168 PR middle-end/35834
16169 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16170 for adding index to base.
16172 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16174 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16175 (MINGW_ENABLE_EXECUTE_STACK): New.
16176 (IN_LIBGCC2): For libgcc include windows.h file for
16177 function declarations.
16179 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16181 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16182 and tem2 if tem1 is not a REG or MULT.
16184 2008-04-08 Jan Hubicka <jh@suse.cz>
16186 * function.h (incomming_args): Break out of struct function.
16187 (function_subsections): Break out of struct function.
16188 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16189 return_rtx and hard_reg_initial_vals from struct function.
16190 Kill inl_max_label_num.
16191 (current_function_pops_args, current_function_args_info,
16192 current_function_args_size, current_function_args_size,
16193 current_function_pretend_args_size,
16194 current_function_outgoing_args_size,
16195 current_function_internal_arg_pointer, current_function_return_rtx):
16196 Kill compatibility accestor macros.
16197 * builtins.c (expand_builtin_apply_args_1): Update.
16198 (expand_builtin_next_arg): Update.
16199 * df-scan.c (df_get_call_refs): Update.
16200 * dbxout.c (dbxout_function_end): Update.
16201 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16202 (output_line_info): Update.
16203 (secname_for_decl): Update.
16204 (dwarf2out_var_location): Update.
16205 * function.c (free_after_compilation): Update.
16206 (assign_parm_find_stack_rtl): Update.
16207 (assign_parms): Update.
16208 (expand_dummy_function_end): Update.
16209 (expand_function_end): Update.
16210 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16211 (expand_call): Update.
16212 (emit_library_call_value_1): Update.
16213 (store_one_arg): Update.
16214 * varasm.c (initialize_cold_section_name): Update.
16215 (unlikely_text_section): Update.
16216 (unlikely_text_section_p): Update.
16217 (assemble_start_function): Update.
16218 (assemble_end_function): Update.
16219 (default_section_type_flags): Update.
16220 (switch_to_section): Update.
16221 * integrate.c (set_decl_abstract_flags): Update.
16222 (get_hard_reg_initial_val): Update.
16223 (has_hard_reg_initial_val): Update.
16224 (allocate_initial_values): Update.
16225 * resource.c (init_resource_info): Update.
16226 * config/alpha/alpha.c (NUM_ARGS): Update.
16227 (direct_return): Update.
16228 (alpha_va_start): Update.
16229 (alpha_sa_size): Update.
16230 (alpha_initial_elimination_offset): Update.
16231 (alpha_expand_prologue): Update.
16232 (alpha_start_function): Update.
16233 (alpha_expand_epilogue): Update.
16234 (unicosmk_initial_elimination_offset):
16235 * config/alpha/alpha.md (call expander): Update.
16236 * config/s390/s390.c (s390_register_info): Update.
16237 (s390_register_info): Update.
16238 (s390_frame_info): Update.
16239 (s390_initial_elimination_offset): Update.
16240 (s390_build_builtin_va_list): Update.
16241 (s390_va_start): Update.
16242 * config/spu/spu.c (direct_return): Update.
16243 (spu_expand_prologue): Update.
16244 (spu_initial_elimination_offset): Update.
16245 (spu_build_builtin_va_list): Update.
16246 (spu_va_start): Update.
16247 * config/sparc/sparc.c (sparc_init_modes): Update.
16248 (sparc_compute_frame_size): Update.
16249 (function_value): Update.
16250 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16251 * config/i386/i386.md (return expander): Update.
16252 * config/i386/i386.c (ix86_va_start): Update.
16253 (ix86_can_use_return_insn_p): Update.
16254 (ix86_compute_frame_layout): Update.
16255 (ix86_expand_epilogue): Update.
16256 * config/sh/sh.c (output_stack_adjust): Update.
16257 (calc_live_regs): Update.
16258 (sh_expand_prologue): Update.
16259 (sh_builtin_saveregs): Update.
16260 (sh_va_start): Update.
16261 (initial_elimination_offset): Update.
16262 (sh_allocate_initial_value): Update.
16263 (sh_function_ok_for_sibcall): Update.
16264 (sh_get_pr_initial_val): Update.
16265 * config/sh/sh.md (return expander): Update.
16266 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16267 * config/crx/crx.c (crx_compute_frame): UPdate.
16268 (crx_initial_elimination_offset): UPdate.
16269 * config/xtensa/xtensa.c (compute_frame_size): Update
16270 (xtensa_builtin_saveregs): Update.
16271 (xtensa_va_start): Update.
16272 (order_regs_for_local_alloc): Update.
16273 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16274 (xstormy16_expand_builtin_va_start): Update.
16275 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16276 * config/m68hc11/m68hc11.md (return expanders): Update.
16277 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16278 (expand_epilogue): Update.
16279 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16280 (cris_simple_epilogue): Update.
16281 (cris_expand_prologue): Update.
16282 (cris_expand_epilogue): Update.
16283 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16284 (compute_frame_size): Update.
16285 * config/mt/mt.c (mt_compute_frame_size): Update.
16286 * config/mn10300/mn10300.c (expand_prologue): Update.
16287 (expand_epilogue): Update.
16288 (initial_offset): Update.
16289 (mn10300_builtin_saveregs):
16290 * config/mn10300/mn10300.md (return expander): Update.
16291 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16292 (ia64_initial_elimination_offset): Update.
16293 (ia64_initial_elimination_offset): Update.
16294 (ia64_expand_prologue): Update.
16295 * config/m68k/m68k.md (return expander): Update.
16296 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16297 (rs6000_stack_info): Update.
16298 * config/mcore/mcore.c (layout_mcore_frame): Update.
16299 (mcore_expand_prolog): Update.
16300 * config/arc/arc.c (arc_compute_frame_size): Update.
16301 * config/score/score3.c (score3_compute_frame_size): Update.
16302 * config/score/score7.c (score7_compute_frame_size): Update.
16303 * config/arm/arm.c (use_return_insn): Update.
16304 (thumb_find_work_register): Update.
16305 (arm_compute_save_reg_mask): Update.
16306 (arm_output_function_prologue): Update.
16307 (arm_output_epilogue): Update.
16308 (arm_size_return_regs): Update.
16309 (arm_get_frame_offsets): Update.
16310 (arm_expand_prologue): Update.
16311 (thumb_exit): Update.
16312 (thumb_unexpanded_epilogue): Update.
16313 (thumb1_output_function_prologue): Update.
16314 * config/pa/pa.md (return expander): Update.
16315 * config/pa/pa.c (compute_frame_size): Update.
16316 (hppa_builtin_saveregs): Update.
16317 * config/mips/mips.c (mips_va_start): Update.
16318 (mips16_build_function_stub): Update.
16319 (mips_compute_frame_info): Update.
16320 (mips_restore_gp): Update.
16321 (mips_output_function_prologue): Update.
16322 (mips_expand_prologue): Update.
16323 * config/v850/v850.c (compute_frame_size): Update.
16324 (expand_prologue): * config/mmix/mmix.c (along): update.
16325 (mmix_initial_elimination_offset): update.
16326 (mmix_reorg): update.
16327 (mmix_use_simple_return): update.
16328 (mmix_expand_prologue): update.
16329 (mmix_expand_epilogue): Update.
16330 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16331 (emit_link_insn): Update.
16333 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16335 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16336 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16338 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16341 2008-04-07 Jan Hubicka <jh@suse.cz>
16343 * function.h (rtl): Rename to x_rtl.
16344 (crtl): New define.
16345 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16346 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16347 used_temp_slots avail_temp_slots, temp_slot_level,
16348 nonlocal_goto_handler_labels): Update accesstors.
16349 (rtl): New global variable.
16350 (struct function): Move some fileds to rtl_data.
16351 (get_arg_pointer_save_area): Update prototype.
16352 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16353 get_arg_pointer_save_area.
16354 * expr.c (init_expr): Update
16355 * function.c (get_frame_size): Update
16356 (assign_stack_local): Update
16357 (expand_function_end): Update.
16358 (get_art_pointer_save_area): Update
16360 * emit-rtl.c (rtl): Declare.
16361 (regno_reg_rtx): Declare.
16362 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16364 (gen_reg_rtx): Update.
16365 * varasm.c (n_deferred_constatns): Update accestor.
16366 (init_varasm_status): Do not allocate varasm_status.
16367 (force_const_mem, get_pool_size, output_constant_pool): Update.
16368 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16369 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16370 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16371 * sparc/sparc.h (INIT_EXPANDERS): Update.
16372 * ia64/ia64.h (INIT_EXPANDERS): Update.
16374 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16376 * reload.c (push_secondary_reload): Add missing break to for loop.
16378 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16380 PR middle-end/PR28690
16381 * rtlanal.c: Update copyright years.
16382 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16383 as REG_POINTER and MEM_POINTER operands.
16384 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16385 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16386 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16387 * gcse.c: Update copyright years.
16388 (pre_delete): Call gen_reg_rtx_and_attrs.
16389 (hoist_code): Likewise.
16390 (build_store_vectors): Likewise.
16391 (delete_store): Likewise.
16392 * loop-invariant.c (move_invariant_reg): Likewise.
16393 Update copyright years.
16395 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16397 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16398 control string instead of quoted.
16400 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16402 * doc/rtl.texi: Rewrite of subreg section.
16404 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16407 * config/i386/i386.c (legitimize_pic_address): Add treating
16408 of dllimport SYM_REF's.
16409 (legitimize_dllimport_symbol): Add prototype.
16411 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16413 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16414 reference in constructor with non self-referential type.
16416 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16418 Removal of Return with Depressed Stack Pointer support
16419 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16420 (ECF_SP_DEPRESSED): Likewise.
16421 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16422 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16423 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16424 (expand_call): Do not test ECF_SP_DEPRESSED.
16425 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16426 * function.c (keep_stack_depressed): Delete.
16427 (handle_epilogue_set): Likewise.
16428 (update_epilogue_consts): Likewise.
16429 (emit_equiv_load): Likewise.
16430 (thread_prologue_and_epilogue_insns): Remove support for Return with
16431 Depressed Stack Pointer.
16432 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16434 2008-04-06 Richard Guenther <rguenther@suse.de>
16436 PR tree-optimization/35400
16437 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16438 information from SSA_NAMEs.
16440 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16442 * config/avr/avr.h (avr_mega_p): Remove declaration.
16443 (AVR_MEGA): Remove macro.
16444 * config/avr/avr.c (avr_mega_p): Remove variable.
16445 (avr_override_options): Remove inicializion of avr_mega_p.
16446 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16447 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16448 (avr_jump_mode): (Ditto.).
16449 (avr_output_progmem_section_asm_op): (Ditto.).
16450 (avr_asm_init_sections): (Ditto.).
16451 (avr_asm_init_sections): (Ditto.).
16452 (avr_rtx_costs): (Ditto.).
16453 * config/avr/avr.md: (Ditto.).
16454 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16457 2008-04-06 Richard Guenther <rguenther@suse.de>
16459 PR tree-optimization/35842
16460 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16461 is_gimple_invariant_address.
16463 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16465 * gcc.c (default_compilers): Sync Fortran extensions list with
16466 that in fortran/lang-specs.h.
16467 * doc/invoke.texi: Likewise.
16468 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16469 * dwarf2out.c (gen_compile_unit_die): Likewise.
16471 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16473 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16475 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16478 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16479 attribute is used for nested functions.
16481 2008-04-05 Jan Hubicka <jh@suse.cz>
16483 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16485 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16487 (dump_files): Update.
16488 (enable_rtl_dump_file): Do not accept letter argument.
16489 * tree-pass.h (dump_file_info): Remove letter argument.
16490 * toplev.c (decode_d_option): Update -da handling.
16491 * toplev.h (enable_rtl_dump_file): Update prototype.
16492 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16493 it out based on pass type.
16494 (register_dump_files_1): Likewise.
16495 (init_optimization_passes): Update register_one_dump_file calls.
16496 (execute_one_pass): Sanity check that IPA passes are called at IPA
16497 level and RTL passes at RTL level.
16498 (execute_pass_list): IPA pass can not be after or subpass of
16500 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16501 disallov RTL subpasses of IPA subpasses.
16503 2008-04-05 Ben Elliston <bje@au.ibm.com>
16505 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16506 builtins that return exactly once and do not throw. Cache call to
16509 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16511 PR rtl-optimization/34916
16512 PR middle-end/35519
16513 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16514 between instruction pairs.
16516 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16518 * doc/invoke.texi: Document -mbitops for SH.
16519 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16520 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16521 * config/sh/sh.c (print_operand): Add %t operand code.
16522 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16523 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16524 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16525 (extendqihi2): Likewise.
16526 (movqi_i): Likewise.
16527 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16528 (extv): Use bld instruction for SH2A if possible.
16530 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16531 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16532 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16533 (bset.b, bclr.b): Define peepholes.
16534 * config/sh/sh.opt (mbitops): New option.
16536 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16539 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16540 and view convert expression.
16542 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16545 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16547 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16549 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16551 * config/i386/cpuid.h (bit_AES): New.
16552 (bit_PCLMUL): Likewise.
16554 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16555 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16556 SSE2 if AES or PCLMUL is enabled.
16557 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16558 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16559 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16560 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16561 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16562 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16563 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16564 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16565 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16566 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16567 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16568 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16569 __builtin_ia32_aeskeygenassist128 and
16570 __builtin_ia32_pclmulqdq128.
16571 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16572 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16573 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16575 * config/i386/i386.h (TARGET_AES): New.
16576 (TARGET_PCLMUL): Likewise.
16577 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16579 * config/i386/i386.md (UNSPEC_AESENC): New.
16580 (UNSPEC_AESENCLAST): Likewise.
16581 (UNSPEC_AESDEC): Likewise.
16582 (UNSPEC_AESDECLAST): Likewise.
16583 (UNSPEC_AESIMC): Likewise.
16584 (UNSPEC_AESKEYGENASSIST): Likewise.
16585 (UNSPEC_PCLMUL): Likewise.
16587 * config/i386/i386.opt (maes): New.
16588 (mpclmul): Likewise.
16590 * config/i386/sse.md (aesenc): New pattern.
16591 (aesenclast): Likewise.
16592 (aesdec): Likewise.
16593 (aesdeclast): Likewise.
16594 (aesimc): Likewise.
16595 (aeskeygenassist): Likewise.
16596 (pclmulqdq): Likewise.
16598 * config/i386/wmmintrin.h: New.
16600 * doc/extend.texi: Document AES and PCLMUL built-in function.
16602 * doc/invoke.texi: Document -maes and -mpclmul.
16604 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16606 * function.c (free_after_parsing): Replace with
16607 cxx_push_function_context from C++ front-end.
16608 (allocate_struct_function): Don't call langhook.
16609 * langhooks.h (struct lang_hooks_for_functions): Delete.
16610 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16612 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16613 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16614 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16615 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16616 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16617 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16618 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16620 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16621 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16623 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16626 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16629 2008-04-04 Richard Guenther <rguenther@suse.de>
16631 PR middle-end/35823
16632 * fold-const.c (optimize_minmax_comparison): Use the correct
16633 type for the constant in the simplified comparison.
16635 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16637 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16638 Pass L2 size as "--param l2-cache-size" to the compiler.
16639 (decode_l2_cache): New function to decode L2 cache parameters using
16640 0x8000006 extended cpuid function.
16641 (detect_caches_amd): Determine parameters of L2 cache using
16642 decode_l2_caches function.
16643 (decode_caches_intel): Decode L2 cache parameters.
16644 (detect_caches_intel): Determine L2 cache parameters using
16645 decode_caches_intel and decode_l2_caches functions.
16647 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16649 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16650 secondary input reload for subword loads from the constant pool.
16652 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16655 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16656 constants of the appropriate size for runtime calculations.
16659 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16660 decimal-float literal constant zero.
16662 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16665 * c-parser.c (c_parser_omp_atomic): Call
16666 default_function_array_conversion on the RHS.
16668 PR middle-end/35818
16669 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16670 call is_variable_sized if decl has incomplete type.
16672 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16674 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16676 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16678 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16680 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16681 (sgt<u>): Merge sgt and sgtu into new expander.
16682 (sgt, sgtu): Remove expanders.
16683 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16684 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16685 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16686 *sgtu_<mode>_mips16 into new pattern.
16687 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16688 (sge<u>): Merge sge and sgeu into new expander.
16689 (sge, sgeu): Remove expanders.
16690 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16692 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16693 (slt<u>): Merge slt and sltu into new expander.
16694 (slt, sltu): Remove expanders.
16695 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16696 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16697 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16698 *sltu_<mode>_mips16 into new pattern.
16699 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16700 (sle<u>): Merge sle and sleu into new expander.
16701 (sle, sleu): Remove expanders.
16702 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16703 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16704 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16705 *sleu_<mode>_mips16 into new pattern.
16706 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16708 2008-04-03 Jan Hubicka <jh@suse.cz>
16710 PR tree-optimization/35795
16711 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16712 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16713 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16714 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16715 * score/score3.c (score3_output_mi_thunk): Likewise.
16716 * score/score7.c (score7_output_mi_thunk): Likewise.
16717 * mips/mips.c (mips_output_mi_thunk): Likewise.
16719 2008-04-03 Richard Guenther <rguenther@suse.de>
16721 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16722 conversions. Simplify code.
16724 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16726 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16728 2008-04-03 Tom Tromey <tromey@redhat.com>
16729 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16731 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16732 * config/bfin/t-bfin-linux (generated_files): Add
16733 linux-sysroot-suffix.h.
16734 * doc/install.texi (Prerequisites): Require make 3.80.
16735 * doc/sourcebuild.texi (Front End Directory): Document new
16737 * Makefile.in (generated_files): New variable.
16738 (ALL_HOST_OBJS): New variable.
16739 ($(ALL_HOST_OBJS)): New target.
16741 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16743 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16744 (remap_block): Call id->transform_lang_insert_block instead
16746 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16747 Set id.transform_lang_insert_block to NULL.
16748 (clone_body): Move to cp/optimize.c
16749 * tree-inline.h (struct copy_body_data): Change
16750 transform_lang_insert_block to function pointer.
16751 (copy_generic_body, copy_decl_no_change): Export.
16752 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16753 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16754 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16756 * c-tree.h (insert_block): Kill.
16757 * c-decl.c (insert_block): Kill.
16759 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16761 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16762 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16763 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16765 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16766 argument, call {push,pop}_function_context from here.
16767 * c-parser.c: Use c_{push,pop}_function_context.
16769 * function.c (push_function_context_to): Move meat ...
16770 (push_function_context): ... here. Simplify.
16771 * function.c (pop_function_context_from): Move meat ...
16772 (pop_function_context): ... here. Simplify.
16773 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16775 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16776 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16777 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16778 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16780 2008-04-03 Ben Elliston <bje@au.ibm.com>
16782 * expmed.c (extract_force_align_mem_bit_field): Remove.
16784 2008-04-03 Richard Guenther <rguenther@suse.de>
16786 PR middle-end/35800
16787 * expr.h (try_casesi): Adjust prototype.
16788 * expr.c (try_casesi): Take fallback label as extra parameter.
16789 Use that for gen_casesi if default_label is NULL.
16790 * stmt.c (expand_case): Pass fallback label to try_casesi,
16791 make sure to fill gaps with a fallback label if default_label
16794 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16797 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16799 2008-04-03 Ben Elliston <bje@au.ibm.com>
16801 * expmed.c (extract_split_bit_field): Remove if (0) code.
16802 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16803 (do_ds_constraint): Likewise.
16805 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16807 * doc/cppopts.texi (-dU): Document.
16808 * c-common.h (flag_dump_macros): Update comment.
16809 * c-opts.c (handle_OPT_d): Handle -dU.
16810 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16811 dump_queued_macros, cb_used_define, cb_used_undef): New.
16812 (init_pp_output): Handle -dU.
16813 (cb_line_change): Call dump_queued_macros.
16814 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16816 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16818 * config/avr/predicates.md (io_address_operand): New predicate.
16819 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16820 * config/avr/avr.c (avr_io_address_p): Remove function.
16821 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16822 'avr_io_address_p' function.
16823 (out_movhi_r_mr): (Ditto.).
16824 (out_movqi_mr_r): (Ditto.).
16825 (out_movhi_mr_r): (Ditto.).
16826 (avr_address_cost): (Ditto.).
16828 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16830 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16831 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16832 in 32bit mode when XMM registers are available to avoid store
16834 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16835 corresponding post-reload splitters.
16837 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16839 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16840 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16841 __builtin_ia32_roundss.
16842 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16843 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16844 __builtin_ia32_roundss.
16845 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16846 IX86_BUILTIN_SHUFPD here.
16848 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16850 * config/i386/i386.md (plogic): New.
16851 (plogicprefix): Likewise.
16853 * config/i386/mmx.md (mmx_<code><mode>3): New.
16854 (mmx_and<mode>3): Removed.
16855 (mmx_ior<mode>3): Likewise.
16856 (mmx_xor<mode>3): Likewise.
16858 * config/i386/sse.md (<code><mode>3): New.
16859 (*<code><mode>3): Likewise.
16860 (*<code><mode>3): Likewise.
16861 (<code><mode>3): Likewise.
16862 (*sse_<code><mode>3): Likewise.
16863 (*sse2_<code><mode>3): Likewise.
16864 (<code>tf3): Likewise.
16865 (*<code>tf3): Likewise.
16866 (and<mode>3): Likewise.
16867 (*and<mode>3): Likewise.
16868 (ior<mode>3): Removed.
16869 (*ior<mode>3): Likewise.
16870 (xor<mode>3): Likewise.
16871 (*xor<mode>3): Likewise.
16872 (*and<mode>3): Likewise.
16873 (*ior<mode>3): Likewise.
16874 (*xor<mode>3): Likewise.
16875 (and<mode>3): Likewise.
16876 (*sse_and<mode>3): Likewise.
16877 (*sse2_and<mode>3): Likewise.
16878 (andtf3): Likewise.
16879 (*andtf3): Likewise.
16880 (ior<mode>3): Likewise.
16881 (*sse_ior<mode>3): Likewise.
16882 (*sse2_ior<mode>3): Likewise.
16883 (iortf3): Likewise.
16884 (*iortf3): Likewise.
16885 (xor<mode>3): Likewise.
16886 (*sse_xor<mode>3): Likewise.
16887 (*sse2_xor<mode>3): Likewise.
16888 (xortf3): Likewise.
16889 (*xortf3): Likewise.
16891 2008-04-02 Richard Guenther <rguenther@suse.de>
16893 PR tree-optimization/14495
16894 PR tree-optimization/34793
16895 * tree-vrp.c (struct switch_update): New structure.
16896 (to_remove_edges, to_update_switch_stmts): New VECs.
16897 (simplify_switch_using_ranges): New function. Remove not taken
16898 case labels and edges.
16899 (simplify_stmt_using_ranges): Call it.
16900 (identify_jump_threads): Mark edges we have queued for removal
16901 so we don't thread them.
16902 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16904 * tree-cfg.c (group_case_labels): Deal with missing default label.
16905 (tree_verify_flow_info): Allow missing default label.
16906 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16907 (emit_case_nodes): Likewise.
16908 (expand_case): Do not rely on the default label to be present.
16909 * expr.c (try_casesi): Deal with NULL default_label.
16910 (do_tablejump): Likewise.
16912 2008-04-02 Richard Guenther <rguenther@suse.de>
16914 PR tree-optimization/14495
16915 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16916 SWITCH_EXPR here ...
16917 (vrp_visit_switch_stmt): ... but here (new function).
16918 (find_case_label_index): New helper function.
16919 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16921 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16923 * fwprop.c: Fix ISO-C99ism.
16925 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16928 * Makefile.in (objdir): Set it here.
16929 * configure.ac: Not here. Find dynamic linker characteristics.
16930 * exec-tool.in: Use them.
16931 * aclocal.m4: Regenerate.
16932 * configure: Regenerate.
16934 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16936 * expr.c (expand_var): Delete it.
16937 * expr.h (expand_var): Delete prototype.
16938 * function.c (expand_function_start): Use expand_decl instead.
16939 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16942 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16944 PR rtl-optimization/35542
16945 * fwprop.c (forward_propagate_and_simplify): Replace
16946 loc_reg_mentioned_in_p with reg_mentioned_p.
16948 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16950 PR rtl-optimization/35281
16951 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16952 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16953 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16954 (varying_mem_p): Move above propagate_rtx.
16955 (all_uses_available_at): Do not check MEMs.
16957 2008-04-02 Rafael Espíndola <espindola@google.com>
16959 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16960 (register_edge_assert_for_2): Split the cond argument.
16961 (register_edge_assert_for_1): Adjust for the change in
16962 register_edge_assert_for_2.
16963 (register_edge_assert_for): Split the cond argument.
16964 (find_switch_asserts): Adjust for the change in
16965 register_edge_assert_for.
16967 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16969 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16970 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16971 offsets for 64-bit mingw.
16972 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16973 abi for x86_64-pc-mingw.
16975 2008-04-02 Richard Guenther <rguenther@suse.de>
16977 * tree-vrp.c (extract_range_from_assert): Make sure to not
16978 produce range min/max with TREE_OVERFOW set.
16979 If merging a anti-range and a range keep the anti-range if
16980 the range covers all values of the type.
16981 (register_edge_assert_for_2): Only allow sign-changing
16982 conversions in detecting canonical range checks. Also
16983 register an assert for the unsigned name if useful.
16985 PR tree-optimization/35787
16986 * tree-vrp.c (vrp_val_max): New function.
16987 (vrp_val_min): Likewise.
16988 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16989 (vrp_val_is_min): Likewise.
16990 (supports_overflow_infinity): Use vrp_val_{min,max}.
16991 (negative_overflow_infinity): Likewise.
16992 (positive_overflow_infinity): Likewise.
16993 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16994 (is_positive_overflow_infinity): Likewise.
16995 (is_overflow_infinity): Likewise.
16996 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16997 vrp_val_is_{min,max}.
16998 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16999 to ranges if possible. Avoid empty ranges.
17001 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17003 PR middle-end/35705
17004 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17005 the expression is a function address.
17007 2008-04-01 George Helffrich <george@gcc.gnu.org>
17009 PR fortran/35154, fortran/23057
17010 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17011 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17012 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17013 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17015 (dbxout_syms): Check for COMMON-based symbol and wrap in
17016 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17017 in bracket for efficiency.
17019 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17020 using DW_TAG_common_block + member offset.
17021 (add_pubname_string): New function.
17022 (dw_expand_expr): New function to find block name and offset for
17024 (common_check): New function to check whether symbol in Fortran COMMON.
17025 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17027 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17030 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17032 2008-04-02 Ben Elliston <bje@au.ibm.com>
17034 * config/v850/v850.md (casesi): Remove if (0) code.
17035 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17036 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17038 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17040 * config/i386/i386.md (rex64suffix): New mode attribute.
17041 (floathi<mode>2): Disable expander for SSE math.
17042 (*floathi<mode>2_1): New insn insn_and_split pattern.
17043 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17044 corresponding post-reload splitters.
17045 (*floathi<mode>2_i387): New macroized insn pattern.
17046 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17047 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17048 insn_and_split pattern.
17049 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17050 New macroized instruction patterns and corresponding post-reload
17052 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17053 and corresponding post-reload splitters.
17054 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17055 New macroized instruction patterns.
17056 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17057 macroized instruction patterns and corresponding post-reload splitters.
17058 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17059 corresponding post-reload splitters.
17060 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17061 New macroized instruction patterns.
17062 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17063 corresponding post-reload splitters.
17064 (*floatsi<mode>2_i387): New macroized instruction patterns.
17066 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17068 * config/i386/i386.md (smaxmin): New.
17069 (umaxmin): Likewise.
17070 (maxminiprefix): Likewise.
17071 (maxminfprefix): Likewise.
17072 (<code><mode>3): Likewise.
17073 (smin<mode>3): Removed.
17074 (smax<mode>3): Likewise.
17076 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17077 (mmx_<code>v4hi3): Likewise.
17078 (mmx_<code>v8qi3): Likewise.
17079 (mmx_smaxv2sf3): Removed.
17080 (mmx_sminv2sf3): Likewise.
17081 (mmx_umaxv8qi3): Likewise.
17082 (mmx_smaxv4hi3): Likewise.
17083 (mmx_uminv8qi3): Likewise.
17084 (mmx_sminv4hi3): Likewise.
17086 * config/i386/sse.md (<addsub><mode>3): New.
17087 (*<addsub><mode>3): Likewise.
17088 (<sse>_vm<addsub><mode>3): Likewise.
17089 (<maxmin><mode>3): Likewise.
17090 (*<maxmin><mode>3_finite): Likewise.
17091 (*<maxmin><mode>3): Likewise.
17092 (<sse>_vm<maxmin><mode>3): Likewise.
17093 (sse3_h<addsub>v4sf3): Likewise.
17094 (sse3_h<addsub>v2df3): Likewise.
17095 (<maxmin>v16qi3): Likewise.
17096 (*<maxmin>v16qi3): Likewise.
17097 (<maxmin>v8hi3): Likewise.
17098 (*<maxmin>v8hi3): Likewise.
17099 (*sse4_1_<maxmin><mode>3): Likewise.
17100 (*sse4_1_<maxmin><mode>3): Likewise.
17101 (add<mode>3): Removed.
17102 (*add<mode>3): Likewise.
17103 (<sse>_vmadd<mode>3): Likewise.
17104 (sub<mode>3): Likewise.
17105 (*sub<mode>3): Likewise.
17106 (<sse>_vmsub<mode>3): Likewise.
17107 (smin<mode>3): Likewise.
17108 (*smin<mode>3_finite): Likewise.
17109 (*smin<mode>3): Likewise.
17110 (<sse>_vmsmin<mode>3): Likewise.
17111 (smax<mode>3): Likewise.
17112 (*smax<mode>3_finite): Likewise.
17113 (*smax<mode>3): Likewise.
17114 (<sse>_vmsmax<mode>3): Likewise.
17115 (sse3_haddv4sf3): Likewise.
17116 (sse3_haddv2df3): Likewise.
17117 (sse3_hsubv4sf3): Likewise.
17118 (sse3_hsubv2df3): Likewise.
17119 (umaxv16qi3): Likewise.
17120 (*umaxv16qi3): Likewise.
17121 (smaxv8hi3): Likewise.
17122 (*smaxv8hi3): Likewise.
17123 (*sse4_1_smax<mode>3): Likewise.
17124 (*sse4_1_umax<mode>3): Likewise.
17125 (uminv16qi3): Likewise.
17126 (*uminv16qi3): Likewise.
17127 (sminv8hi3): Likewise.
17128 (*sminv8hi3): Likewise.
17129 (*sse4_1_smin<mode>3): Likewise.
17130 (*sse4_1_umin<mode>3): Likewise.
17132 2008-04-01 Rafael Espíndola <espindola@google.com>
17134 * tree-cfg.c (verify_expr): remove in_phi.
17135 (verify_stmt): Don't call walk_tree with verify_expr. Use
17136 is_gimple_min_invariant instead of is_gimple_val.
17138 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17140 * doc/include/gpl_v3.texi: Update for manpage generation.
17141 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17143 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17144 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17145 gpl_v3.texi instead of gpl.texi.
17148 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17151 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17153 2008-04-01 Rafael Espíndola <espindola@google.com>
17155 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17156 (extract_code_and_val_from_cond): Use
17157 extract_code_and_val_from_cond_with_ops.
17159 2008-04-01 Jan Hubicka <jh@suse.cz>
17161 * function.c (free_after_compilation): Free epilogue_delay_list.
17162 (prepare_function_start): Assert that previous compilation was freed.
17164 2008-04-01 Jan Hubicka <jh@suse.cz>
17165 Jim Wilson <wilson@tuliptree.org>
17166 Andreas Tobler <andreast@gcc.gnu.org>
17168 PR middle-end/35781
17169 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17170 rtl.emit instead cfun->emit.
17171 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17172 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17174 2008-04-01 Ben Elliston <bje@au.ibm.com>
17176 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17178 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17180 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17182 (fprofile-use): Add var flag_profile_use
17183 * coverage.c (coverage_begin_output): Do not open a gcno file for
17184 output only if -ftest-coverage is set.
17185 Do not add getpwd() to gcda file path.
17186 (build_gcov_info): Check the new flag
17187 flag_profile_datafile_relative_path.
17188 (coverage_init): Use profile_data_prefix.
17189 Read profile counter only if flag_profile_use is set.
17190 * opts.c (common_handle_option): New option fprofile-use=,
17191 fprofile-dir=, fprofile-generate=.
17192 * toplev.c (profile_data_prefix): New variable definition.
17193 * toplev.h (profile_data_prefix): New declaration.
17194 * doc/invoke.tex (Option Summary, Optimization Options):
17197 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17199 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17200 use tmp consistently.
17203 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17204 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17205 UNSPEC_FR_RECIP_APPROX_RES.
17206 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17208 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17211 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17213 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17215 PR middle-end/30186
17216 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17217 element of the vector via a pointer.
17219 2008-03-31 Ian Lance Taylor <iant@google.com>
17221 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17223 2008-03-31 Jan Hubicka <jh@suse.cz>
17225 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17226 get_arg_pointer_save_area.
17227 * expr.c (init_expr): Just clear out rtl.expr.
17228 * function.c (free_after_compilation): Clear out whole RTL structure.
17229 (get_func_frame_size): Merge into ...
17230 (get_frame_size): ... this one.
17231 (assign_stack_local_1): Merge into ...
17232 (assign_stack_local): ... this one.
17233 (expand_function_end): Update call of get_arg_pointer_save_area.
17234 (get_art_pointer_save_area): Remove cfun argument.
17235 * function.h (emit_status): regno_pointer_align does not need length
17236 attribute. Move x_regno_reg_rtx to ...
17237 (regno_reg_rtx): ... new global array.
17238 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17239 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17240 apply_args_value, forced_labels, stack_pointer_delta):
17242 (struct varasm_status): Move here from varasm.c
17243 (struct rtl_data): New. Move here some fields from struct function.
17244 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17245 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17246 used_temp_slots avail_temp_slots, temp_slot_level,
17247 nonlocal_goto_handler_labels): Update accesstors.
17248 (rtl): New global variable.
17249 (struct function): Move some fileds to rtl_data.
17250 (get_arg_pointer_save_area): Update prototype.
17251 * emit-rtl.c (rtl): Declare.
17252 (regno_reg_rtx): Declare.
17253 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17255 (gen_reg_rtx): Update.
17256 (init_virtual_regs): Do not tate emit_status argument.
17257 (init_emit): Do not allocate emit.
17258 * varasm.c (varasm_statuc): Move to function.h.
17259 (n_deferred_constatns): Update accestor.
17260 (init_varasm_status): Do not allocate varasm_status.
17261 (force_const_mem, get_pool_size, output_constant_pool): Update.
17262 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17263 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17265 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17267 PR rtl-optimization/35729
17268 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17271 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17274 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17275 load/store if memory is unaligned.
17276 (*movti_rex64): Likewise.
17278 * config/i386/predicates.md (misaligned_operand): New.
17280 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17283 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17286 2008-03-31 Jan Beulich <jbeulich@novell.com>
17288 * config/ia64/constraints.md: Add 'j' constraint.
17289 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17290 (movdi_internal): Likewise.
17292 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17295 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17297 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17300 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17301 proper error message for the third argument on blendpd and
17304 * config/i386/sse.md (blendbits): New.
17305 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17307 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17309 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17311 2008-03-30 Richard Guenther <rguenther@suse.de>
17313 PR middle-end/31023
17314 * fold-const.c (fold_sign_changed_comparison): Do leave
17315 conversions to base-types alone.
17317 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17319 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17320 the link register if one altivec register is be saved.
17322 2008-03-30 Ben Elliston <bje@au.ibm.com>
17324 * final.c (final_scan_insn): Remove if (0) code.
17326 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17328 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17330 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17332 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17333 of V4SFmode to ix86_binary_operator_ok.
17335 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17337 * config/i386/i386.c (override_options): Initialize
17338 ix86_veclib_handler to ix86_veclibabi_svml when
17339 -mveclibabi=svml is used.
17340 (ix86_veclibabi_svml): New function for SVML ABI style
17341 vectorization support.
17342 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17344 2008-03-28 Rafael Espíndola <espindola@google.com>
17346 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17347 (tree_binary_nonnegative_warnv_p): Make it public.
17348 (tree_single_nonnegative_warnv_p): Make it public.
17349 (tree_invalid_nonnegative_warnv_p): Make it public.
17350 (tree_unary_nonzero_warnv_p): Make it public.
17351 (tree_binary_nonzero_warnv_p): Make it public
17352 (tree_single_nonzero_warnv_p): Make it public.
17353 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17354 (extract_range_from_binary_expr): Split the expr argument.
17355 (extract_range_from_unary_expr): Split the expr argument.
17356 (extract_range_from_comparison): Split the expr argument.
17357 (extract_range_from_expr): Use the new aux functions.
17358 (vrp_evaluate_conditional_warnv): Use
17359 vrp_evaluate_conditional_warnv_with_ops.
17360 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17361 (tree_binary_nonzero_warnv_p): Declare.
17362 (tree_single_nonzero_warnv_p): Declare.
17363 (tree_expr_nonzero_warnv_p): Declare.
17364 (tree_unary_nonnegative_warnv_p): Declare.
17365 (tree_binary_nonnegative_warnv_p): Declare.
17366 (tree_single_nonnegative_warnv_p): Declare.
17367 (tree_invalid_nonnegative_warnv_p): Declare.
17369 2008-03-28 Richard Guenther <rguenther@suse.de>
17371 PR tree-optimization/30317
17372 PR tree-optimization/30911
17373 PR tree-optimization/34793
17374 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17375 (struct assert_locus_d): New member EXPR.
17376 (register_new_assert_for): Add EXPR parameter to support
17377 ASSERT_EXPR <name, expr OP limit>.
17378 (register_edge_assert_for_1): Adjust callers.
17379 (find_assert_locations): Likewise.
17380 (process_assert_insertions_for): Build condition from expression.
17381 (extract_range_from_assert): Handle ASSERT_EXPRs
17382 of the form ASSERT_EXPR <name, expr OP limit>.
17383 (register_edge_assert_for_2): New helper registering
17384 asserts for comparisons. Recognize range tests of the form
17385 (unsigned)i - CST1 OP CST2.
17386 (register_edge_assert_for_1): Use it.
17387 (register_edge_assert_for): Likewise.
17388 (needs_overflow_infinity): Integer sub-types
17389 do not need overflow infinities.
17390 (vrp_val_is_max): The extreme values of integer sub-types
17391 are those of the base type.
17392 (vrp_val_is_min): Likewise.
17393 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17396 2008-03-28 Nick Clifton <nickc@redhat.com>
17399 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17400 Return GENERAL_REGS for stack adjustment reloads.
17402 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17405 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17406 const_vector when all the vectors are constant.
17408 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17410 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17412 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17413 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17415 (s<code>_sf): Use new scc_sf attribute for opcode names.
17417 2008-03-27 Tom Tromey <tromey@redhat.com>
17419 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17420 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17421 config/spu/t-spu-elf, config/i386/t-interix,
17422 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17423 config/i386/x-darwin, config/i386/x-mingw32,
17424 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17425 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17426 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17427 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17428 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17429 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17430 config/score/t-score-elf, config/arm/t-strongarm-pe,
17431 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17432 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17433 Revert automatic dependency patch.
17435 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17438 * config/i386/i386.c (ix86_function_arg_boundary): Align
17439 decimal floating point to its natural boundary.
17441 2008-03-27 Richard Guenther <rguenther@suse.de>
17443 PR middle-end/35716
17444 * fold-const.c (fold_comparison): Restrict distinct decl
17445 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17446 solely rely on operand_equal_p.
17448 2008-03-27 Richard Guenther <rguenther@suse.de>
17451 * c-common.c (handle_weak_attribute): Reject combination of
17454 2008-03-27 Richard Guenther <rguenther@suse.de>
17456 PR tree-optimization/32810
17457 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17458 conversions from DECL_INITIAL.
17459 (fold_const_aggregate_ref): Likewise from constructor elements.
17461 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17463 * tree-affine.h (aff_combination_expand): Declare.
17464 (get_inner_reference_aff): Likewise.
17465 * tree-affine.c (aff_combination_expand): Split out from
17466 tree_to_aff_combination_expand.
17467 (get_inner_reference_aff): New function.
17468 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17469 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17470 (struct lim_aux_data): sm_done field removed.
17471 (mem_ref_loc_p, mem_ref_locs_p): New types.
17472 (struct mem_ref): Added id, stored, accesses_in_loop,
17473 indep_loop, dep_loop, indep_ref, dep_ref fields.
17474 Removed is_stored, locs and next fields.
17475 (memory_accesses): New variable.
17476 (movement_possibility): Do not allow moving statements
17477 that store to memory.
17478 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17480 (determine_max_movement): For statements with memory references,
17481 find the outermost loop in that the reference is independent.
17482 (move_computations_stmt): Mark the virtual operands for renaming.
17483 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17484 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17485 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17486 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17487 create_vop_ref_mapping, analyze_memory_references,
17488 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17489 get_all_locs_in_loop, ref_always_accessed_p,
17490 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17491 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17492 store_motion_loop, store_motion): New functions.
17493 (struct vop_to_refs_elt): New type.
17494 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17495 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17496 (schedule_sm): Replaced by...
17497 (execute_sm): ... this.
17498 (determine_lsm_ref, hoist_memory_references,
17499 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17500 find_more_ref_vops, free_mem_ref, free_mem_refs,
17501 determine_lsm_loop, determine_lsm): Removed.
17502 (tree_ssa_lim_finalize): Free data structures used by store motion.
17503 (tree_ssa_lim): Call analyze_memory_references. Use
17504 store_motion instead of determine_lsm.
17506 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17508 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17509 rename tmake_file to m68hc11/t-m68hc11.
17510 (mcore): Set inhibit_libc to true.
17511 * config.host (alpha*-dec-*vms*): Set extra_programs.
17512 (interix3*): Don't use host_xmake_file.
17513 * configure.ac: Let config.gcc override inhibit_libc.
17514 * configure: Regenerate.
17516 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17517 * config/t-openbsd-thread: Remove commented out lines.
17519 * config/x-interix: Remove.
17521 * config/m68hc11/t-m68hc11-gas: Rename to...
17522 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17524 * config/mcore/t-mcore: Remove T_CFLAGS.
17525 * config/mcore/t-mcore-pe: Likewise.
17527 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17529 * configure.ac: Replace custom __GNU_SOURCE test with
17530 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17531 * aclocal.m4: Regenerate.
17532 * configure: Regenerate.
17533 * config.in: Regenerate.
17535 2008-03-27 Richard Guenther <rguenther@suse.de>
17537 * fold-const.c (target.h): Include.
17538 (fold_comparison): Fold comparison of addresses of decls
17539 that bind locally or of constants. Consolidate address folding code.
17540 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17541 results from fold_binary_to_constant.
17542 (compare_values_warnv): Likewise.
17544 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17546 PR middle-end/35429
17547 * fold-const.c (fold_truthop): Check for integeral types when folding
17548 a == 0 && b == 0 and a != 0 || b != 0 .
17550 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17552 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17554 2008-03-26 Andreas Schwab <schwab@suse.de>
17556 * doc/invoke.texi: Fix use of @item vs. @itemx.
17558 2008-03-26 Tom Tromey <tromey@redhat.com>
17560 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17561 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17562 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17563 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17564 build/genconstants.o, build/genemit.o, build/genextract.o,
17565 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17566 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17569 2008-03-26 Richard Guenther <rguenther@suse.de>
17572 2008-03-26 Richard Guenther <rguenther@suse.de>
17574 * fold-const.c (target.h): Include.
17575 (fold_comparison): Fold comparison of addresses of two decls
17576 that bind locally. Consolidate address folding code.
17578 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17580 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17581 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17582 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17583 dconstsqrt2, dconstthird, dconste and/or dconst10.
17584 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17585 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17586 dconstsqrt2, dconste): Delete.
17587 (init_emit_once): Likewise. Simplify initializing dconstm1.
17589 * real.c (get_real_const): New.
17590 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17591 dconstsqrt2, dconste): Delete.
17592 (real_value_const, get_real_const): New.
17594 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17596 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17598 * config/i386/i386.c (ix86_function_arg_boundary): Check
17599 BIGGEST_ALIGNMENT instead of 128.
17600 (setup_incoming_varargs_64): Likewise.
17602 2008-03-26 Tom Tromey <tromey@redhat.com>
17604 * Makefile.in (DEPFILES): Add missing '/'.
17606 2008-03-26 Richard Guenther <rguenther@suse.de>
17608 * fold-const.c (target.h): Include.
17609 (fold_comparison): Fold comparison of addresses of two decls
17610 that bind locally. Consolidate address folding code.
17612 2008-03-26 Nick Clifton <nickc@redhat.com>
17615 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17616 not allow INT+INT as a legitimate addressing mode.
17618 2008-03-26 Richard Guenther <rguenther@suse.de>
17620 * tree-flow.h (widen_bitfield): Remove declaration.
17621 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17622 (widen_bitfield): Remove function.
17623 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17626 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17629 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17632 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17634 PR rtl-optimization/35232
17635 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17636 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17637 reg_reloaded_call_part_clobbered here.
17638 (reload_regs_reach_end_p): New function.
17639 (reload_reg_rtx_for_input): New variable.
17640 (reload_reg_rtx_for_output): Likewise.
17641 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17642 when reassigning a pseudo register. Load reloadreg from
17643 reload_reg_rtx_for_input, moving the mode and register
17645 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17646 instead of the original when deciding whether an input reload
17647 would be a no-op or whether an output reload can be deleted.
17648 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17649 when setting up new_spill_reg_store. Load it from
17650 reload_reg_rtx_for_output, moving the mode and register
17652 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17653 instead of the original when deciding whether an output reload
17654 would be a no-op. Do the same when modifying insn notes.
17655 Use rtx_equal_p instead of == to compare the registers.
17656 (inherit_piecemeal_p): Take a mode and two register numbers
17658 (emit_reload_insns): Clear new_spill_reg_store for every hard
17659 register in the reload register. Remove spill registers
17660 from reg_reloaded_valid before considering whether to record
17661 inheritance information for them. Use reload_reg_rtx_for_output
17662 instead of reg_rtx when recording output reloads. Use
17663 reload_reg_rtx_for_input instead of reg_rtx when recording
17664 input reloads. Set or clear reg_reloaded_call_part_clobbered
17665 at the same time as setting reg_reloaded_valid.
17666 (delete_output_reload): Add a new_reload_reg parameter and use it
17667 instead of rld[j].reg_rtx.
17668 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17671 2008-03-25 Tom Tromey <tromey@redhat.com>
17673 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17674 (build/genattr.o): Likewise.
17675 (build/genattrtab.o): Likewise.
17676 (build/gencodes.o): Likewise.
17677 (build/genconfig.o): Likewise.
17678 (build/genconstants.o): Likewise.
17679 (build/genemit.o): Likewise.
17680 (build/genextract.o): Likewise.
17681 (build/genflags.o): Likewise.
17683 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17685 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17686 instead of size_int for integer types.
17687 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17688 to match type of MINUS_EXPR.
17690 2008-03-25 Tom Tromey <tromey@redhat.com>
17692 * configure: Rebuilt.
17693 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17696 2008-03-25 Tom Tromey <tromey@redhat.com>
17698 * config/x-solaris (host-solaris.o): Update.
17699 * config/x-linux (host-linux.o): Update.
17700 * config/x-hpux (host-hpux.o): Update.
17701 * config/x-darwin (host-darwin.o): Update.
17702 * config/v850/t-v850e (v850-c.o): Update.
17703 * config/v850/t-v850 (v850-c.o): Update.
17704 * config/t-vxworks (vxworks.o): Update.
17705 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17706 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17707 * config/spu/t-spu-elf (spu-c.o): Update.
17709 * config/sh/t-symbian (sh-c.o): Update.
17710 (symbian.o): Update.
17711 * config/sh/t-sh (sh-c.o): Update.
17712 * config/score/t-score-elf (score7.o, score3.o): Update.
17713 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17714 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17715 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17716 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17717 (rs6000.o): Remove.
17718 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17719 * config/m32c/t-m32c (m32c-pragma.o): Update.
17720 * config/ia64/t-ia64 (ia64-c.o): Update.
17721 * config/i386/x-mingw32 (host-mingw32.o): Update.
17722 * config/i386/x-i386 (driver-i386.o): Update.
17723 * config/i386/x-darwin (host-i386-darwin.o): Update.
17724 * config/i386/x-cygwin (host-cygwin.o): Update.
17725 * config/i386/t-nwld (nwld.o): Update.
17726 * config/i386/t-netware (netware.o): Update.
17727 * config/i386/t-interix (winnt.o): Update.
17728 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17729 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17730 msformat-c.o): Update.
17731 * config/bfin/t-bfin-linux (generated_files): Add
17732 linux-sysroot-suffix.h.
17733 * config/arm/t-wince-pe (pe.o): Update.
17734 * config/arm/t-strongarm-pe (pe.o): Update.
17735 * config/arm/t-pe (pe.o): Update.
17736 * config/arm/t-arm (arm-c.o): Update.
17737 * doc/install.texi (Prerequisites): Require make 3.80.
17738 * Makefile.in: Remove .o targets.
17739 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17740 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17741 (simple_generated_h, simple_generated_c): Move earlier.
17742 (generated_files): New variable.
17743 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17744 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17745 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17746 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17747 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17748 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17749 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17750 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17751 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17752 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17753 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17754 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17756 (COMPILE.base, COMPILE): New variables.
17757 (%.o): New pattern rule.
17758 (ALL_HOST_OBJS): New variable.
17759 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17760 (dummy-checksum.o, cc1-checksum.o): Remove.
17761 (DRIVER_SHLIB): New variable.
17762 (DRIVER_DEFINES): Use it.
17763 (gencondmd.c): Move out of build/.
17764 (s-conditions): Update.
17765 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17766 (ALL_BUILD_OBJS): Likewise.
17767 (build/%.o): Use BUILDCOMPILE.
17768 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17769 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17770 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17771 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17772 build/genconfig.o, build/genconstants.o, build/genemit.o,
17773 build/genextract.o, build/genflags.o, build/genmddeps.o,
17774 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17775 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17776 build/gen-protos.o, build/scan.o, build/fix-header.o,
17777 build/scan-decls.o): Simplify.
17778 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17779 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17780 prefix.o, toplev.o): Reduce to variable setting.
17781 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17782 ($(out_object_file), gcc-options.o): New targets.
17783 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17784 * configure: Rebuilt.
17785 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17786 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17788 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17790 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17791 complain when we hit an error, return ERROR_MARK_NODE.
17793 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17795 * config/sh/constraints.md (Pso, Psz): New constraints.
17796 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17797 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17799 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17801 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17802 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17804 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17806 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17807 (prefetch_sh2a): New.
17809 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17810 Naveen.H.S <naveen.hs@kpitcummins.com>
17812 * config/sh/constraints.md (I28): New constraint.
17813 * config/sh/sh.c (broken_move): Add support for movi20s.
17814 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17816 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17817 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17818 Naveen.H.S <naveen.hs@kpitcummins.com>
17820 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17821 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17822 (print_operand): Handle resbank in %@ operand code.
17823 (sh_encode_section_info): New.
17824 (push_regs): Add conditions for resbank.
17825 (sh_expand_epilogue): Likewise.
17826 (sh_insert_attributes): Likewise.
17827 (sh_attribute_table): Likewise.
17828 (sh_handle_resbank_handler_attribute): New.
17829 (sh2a_handle_function_vector_handler_attribute): New.
17830 (sh2a_is_function_vector_call): New.
17831 (sh2a_get_function_vector_number): New.
17832 (sh2a_function_vector_p): New.
17833 (sh_cfun_resbank_handler_p): New.
17834 * config/sh/sh.md (calli): Emit jsr/n if possible.
17835 (calli_tbr_rel): New.
17836 (calli_pcrel): Emit jsr/n if possible.
17837 (return_i): Emit rts/n if possible.
17838 (call_valuei_tbr_rel): New.
17839 (call_valuei_pcrel): Add condition for SH2A target.
17840 (call_value): Likewise.
17841 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17842 (sh2a_get_function_vector_number): Likewise.
17843 (sh2a_is_function_vector_call): Likewise.
17844 * doc/extend.texi: Document TBR relative addressing of SH2A.
17845 (resbank): Add description for SH2A.
17847 2008-03-24 Richard Guenther <rguenther@suse.de>
17850 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17851 pointer assignments change conversions according to middle-end rules.
17852 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17853 * configure.ac: Include type checking in yes.
17854 * configure: Regenerate.
17856 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17858 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17859 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17861 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17863 * gthr-vxworks.h (UNUSED): Define.
17865 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17867 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17869 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17871 * doc/extend.texi (Function Attributes): Add missing comma in the
17872 example of the "alloc_size" attribute.
17874 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17877 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17879 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17882 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17885 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17886 of the underlying type of a MS bitfield layout to the natural
17887 alignment of the type.
17889 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17891 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17892 to their natural alignment to avoid store forwarding stalls.
17894 2008-03-22 Richard Guenther <rguenther@suse.de>
17896 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17897 For PHI nodes verify the address is invariant.
17898 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17899 (get_symbol_constant_value): Use is_gimple_min_invariant.
17900 (maybe_fold_stmt_indirect): Likewise.
17902 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17904 PR rtl-optimization/33927
17905 * Makefile.in (dse.o): Depend on $(TM_P_H).
17906 * expr.h (extract_low_bits): Declare.
17907 * expmed.c (extract_low_bits): New function.
17908 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17909 * dse.c: Include tm_p.h.
17910 (find_shift_sequence): Remove the read_reg argument and return the
17911 read value. Emit the instructions instead of returning them.
17912 Iterate on new_mode rather than calculating it each time.
17913 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17914 source to NEW_MODE and extract_low_bits to convert the shifted
17915 value to READ_MODE.
17916 (replace_read): Allow the load and store to have different mode
17917 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17918 or extraction instructions before trying the replacement. Update
17919 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17921 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17923 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17924 to their natural alignment to avoid store forwarding stalls.
17926 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17929 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17930 encouraging but not allowing gprs for input;
17931 change the input constraint to !f#r.
17932 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17934 change the output constraint to !f#r.
17936 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17939 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17940 corresponding post-reload splitters.
17941 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17942 when x87 FP math is selected.
17943 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17944 New function prototype.
17945 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17946 unreachable function to ease macroization of insn patterns.
17948 2008-03-21 Martin Jambor <mjambor@suse.cz>
17950 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17951 reference dumps if ddr is NULL or dependence is unknown.
17953 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17955 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17956 unsigned extension into account.
17957 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17958 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17959 Do computations on a scratch register.
17961 2008-03-21 Richard Guenther <rguenther@suse.de>
17963 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17964 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17965 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17966 * tree-ssa-dom.c (record_equality): Likewise.
17967 * tree-inline.c (copy_body_r): Likewise.
17968 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17971 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17973 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17974 as 'delete_unused' argument.
17976 2008-03-20 Richard Guenther <rguenther@suse.de>
17978 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17979 special casing of constant qualifiers.
17980 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17981 care about them in general.
17982 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17983 regardless of their type.
17984 (fold_stmt_r): Forcefully fold *& if we end up with that.
17986 2008-03-20 Paul Brook <paul@codesourcery.com>
17988 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17989 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17991 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17993 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17994 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17996 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17998 * common.opt (Wmudflap): New option.
17999 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18000 (mx_register_decls): Likewise.
18001 (mudflap_finish_file): Likewise.
18002 * doc/invoke.texi: Document -Wno-mudflap.
18004 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18006 * c-format.c (replace_format_name_to_system_name): New.
18007 (cmp_attribs): New.
18008 (convert_format_name_to_system_name): New.
18009 (decode_format_attr): Add use of convert_format_name_to_system_name.
18010 (format_types_orig): Add gnu_ prefix to names.
18011 (check_format_info_main): Special treating of \0 escaped names for
18012 supporting multi-character format specifiers as I32, I64.
18013 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18014 (gnu_target_overrides_format_attributes): New.
18015 * c-format.h: Add structure target_ovr_attr to hold
18016 system specific formatter names.
18017 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18018 msformat-c.o file to c_target_objs and cxx_target_objs.
18019 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18020 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18021 (TARGET_N_FORMAT_TYPES): New.
18022 * config/i386/msformat-c.c: New.
18023 * config/i386/t-cygming: Add build rule for msformat-c.o.
18024 * doc/extend.texi: Add new format names gnu_* and ms_* and
18026 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18028 2008-03-20 Ira Rosen <irar@il.ibm.com>
18030 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18031 optimizations turned on under -O3.
18032 (ftree-vectorize): Add that the flag is turned on with -O3.
18034 2008-03-20 Ben Elliston <bje@au.ibm.com>
18036 * regmove.c (try_auto_increment): Fix spelling error in comment.
18037 * final.c (final_scan_insn): Likewise.
18039 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18042 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18043 allocator preferences for "y" and "r" class registers.
18044 ("*mov<mode>_internal"): Ditto.
18045 ("*movv2sf_internal_rex64"): Ditto.
18046 ("*movv2sf_internal"): Ditto.
18048 2008-03-19 Michael Matz <matz@suse.de>
18050 PR middle-end/35616
18051 * calls.c (expand_call): Check overlap of arguments with call
18052 address for sibcalls.
18054 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18057 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18058 of the underlying type of a MS bitfield layout to the natural
18059 alignment of the type.
18061 2008-03-19 Jan Hubicka <jh@suse.cz>
18064 * toplev.c (decode_d_option): Handle all CPP flags.
18065 * tree-vrp.c: Update tree_pass descriptors.
18066 * regrename.c: Update tree_pass descriptors.
18067 * fwprop.c: Update tree_pass descriptors.
18068 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18069 * tree-into-ssa.c: Update tree_pass descriptors.
18070 * tree-dump.c: Update tree_pass descriptors.
18071 * tree-complex.c: Update tree_pass descriptors.
18072 * tree-dump.h: Update tree_pass descriptors.
18073 * see.c: Update tree_pass descriptors.
18074 * cgraphbuild.c: Update tree_pass descriptors.
18075 * tracer.c: Update tree_pass descriptors.
18076 * tree-loop-distribution.c: Update tree_pass descriptors.
18077 * cgraph.c: Update tree_pass descriptors.
18078 * postreload-gcse.c: Update tree_pass descriptors.
18079 * postreload.c: Update tree_pass descriptors.
18080 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18081 * tree-tailcall.c: Update tree_pass descriptors.
18082 * tree-pass.h (tree_opt_pass): Rename to ...
18083 (opt_pass) ... this one; add "type" field and remove letter field.
18084 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18085 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18086 all_lowering_passes): Update declaration.
18087 * ipa-cp.c: Update tree_pass descriptors.
18088 * final.c: Update tree_pass descriptors.
18089 * omp-low.c: Update tree_pass descriptors.
18090 * tree-ssa-dse.c: Update tree_pass descriptors.
18091 * ipa-reference.c: Update tree_pass descriptors.
18092 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18093 * auto-inc-dec.c: Update tree_pass descriptors.
18094 * reorg.c: Update tree_pass descriptors.
18095 * cgraphunit.c: Update tree_pass descriptors.
18096 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18097 * tree-ssa-ccp.c: Update tree_pass descriptors.
18098 * df-core.c: Update tree_pass descriptors.
18099 * mode-switching.c: Update tree_pass descriptors.
18100 * tree-nomudflap.c: Update tree_pass descriptors.
18101 * modulo-sched.c: Update tree_pass descriptors.
18102 * ipa-pure-const.c: Update tree_pass descriptors.
18103 * cse.c: Update tree_pass descriptors.
18104 * web.c: Update tree_pass descriptors.
18105 * tree-stdarg.c: Update tree_pass descriptors.
18106 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18107 * tree-ssa-dom.c: Update tree_pass descriptors.
18108 * tree-nrv.c: Update tree_pass descriptors.
18109 * tree-ssa-alias.c: Update tree_pass descriptors.
18110 * loop-init.c: Update tree_pass descriptors.
18111 * gimple-low.c: Update tree_pass descriptors.
18112 * ipa-inline.c: Update tree_pass descriptors.
18113 * tree-ssa-sink.c: Update tree_pass descriptors.
18114 * global.c: Update tree_pass descriptors.
18115 * ifcvt.c: Update tree_pass descriptors.
18116 * jump.c: Update tree_pass descriptors.
18117 * predict.c: Update tree_pass descriptors.
18118 * tree-ssa-loop.c: Update tree_pass descriptors.
18119 * recog.c: Update tree_pass descriptors.
18120 * dse.c: Update tree_pass descriptors.
18121 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18122 * tree-eh.c: Update tree_pass descriptors.
18123 * regmove.c: Update tree_pass descriptors.
18125 * function.c: Update tree_pass descriptors.
18126 * tree-vectorizer.c: Update tree_pass descriptors.
18127 * gcse.c: Update tree_pass descriptors.
18128 * ipa-type-escape.c: Update tree_pass descriptors.
18129 * tree-if-conv.c: Update tree_pass descriptors.
18130 * init-regs.c: Update tree_pass descriptors.
18131 * ipa.c: Update tree_pass descriptors.
18132 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18133 * rtl-factoring.c: Update tree_pass descriptors.
18134 * lower-subreg.c: Update tree_pass descriptors.
18135 * bt-load.c: Update tree_pass descriptors.
18136 * tree-dfa.c: Update tree_pass descriptors.
18137 * except.c: Update tree_pass descriptors.
18138 * emit-rtl.c: Update tree_pass descriptors.
18139 * cfgexpand.c: Update tree_pass descriptors.
18140 * tree-cfgcleanup.c: Update tree_pass descriptors.
18141 * cfgcleanup.c: Update tree_pass descriptors.
18142 * tree-ssa-pre.c: Update tree_pass descriptors.
18143 * tree-sra.c: Update tree_pass descriptors.
18144 * tree-mudflap.c: Update tree_pass descriptors.
18145 * tree-ssa-copy.c: Update tree_pass descriptors.
18146 * cfglayout.c: Update tree_pass descriptors.
18147 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18148 * tree-ssa-dce.c: Update tree_pass descriptors.
18149 * tree-ssa.c: Update tree_pass descriptors.
18150 * regclass.c: Update tree_pass descriptors.
18151 * integrate.c: Update tree_pass descriptors.
18152 * tree-optimize.c: Update tree_pass descriptors.
18153 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18154 * tree-object-size.c: Update tree_pass descriptors.
18155 * combine.c: Update tree_pass descriptors.
18156 * tree-outof-ssa.c: Update tree_pass descriptors.
18157 * bb-reorder.c: Update tree_pass descriptors.
18158 * stack-ptr-mod.c: Update tree_pass descriptors.
18159 * var-tracking.c: Update tree_pass descriptors.
18160 * tree-profile.c: Update tree_pass descriptors.
18161 * tree-vect-generic.c: Update tree_pass descriptors.
18162 * reg-stack.c: Update tree_pass descriptors.
18163 * sched-rgn.c: Update tree_pass descriptors.
18164 * tree-ssa-structalias.c: Update tree_pass descriptors.
18165 * tree-cfg.c: Update tree_pass descriptors.
18166 * passes.c (current_pass): Update declaration.
18167 (finish_optimization_passes): Update.
18168 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18169 (register_one_dump_file, register_dump_files_1, next_pass_1):
18171 (init_optimization_passes): Update handling of new types.
18172 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18173 * ipa-struct-reorg.c: Update tree_pass descriptors.
18174 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18175 * combine-stack-adj.c: Update tree_pass descriptors.
18176 * cfgrtl.c: Update tree_pass descriptors.
18177 * dce.c: Update tree_pass descriptors.
18178 * tree-ssanames.c: Update tree_pass descriptors.
18180 2008-03-19 Richard Guenther <rguenther@suse.de>
18182 PR middle-end/35609
18183 * tree-ssa.c (walk_data): New structure.
18184 (warn_uninitialized_var): If not always_executed warn with "maybe"
18186 (execute_early_warn_uninitialized): Compute post-dominators.
18187 Initialize always_executed before processing each basic block.
18189 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18192 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18193 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18195 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18197 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18199 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18201 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18203 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18204 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18205 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18206 target after ignore has been set, and move there also the commputation
18207 of subtarget and original_target.
18208 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18209 (LANG_HOOKS_INITIALIZER): Remove it.
18210 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18212 2008-03-18 Richard Guenther <rguenther@suse.de>
18214 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18215 found an expression with constants, note that in the VN for the lhs.
18216 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18217 fold them to constants if possible. Run cleanup_cfg if done so.
18218 (execute_pre): Return todo.
18219 (do_pre): Likewise.
18220 (execute_fre): Likewise.
18221 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18223 (get_prop_source_stmt): Look through pointer conversions.
18225 2008-03-18 Jan Hubicka <jh@suse.cz>
18227 * tree-pretty-print.c: Include predict.h.
18228 (dump_generic_node): Dump predictor.
18229 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18230 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18231 * gimple-low.c (lower_stmt): Likewise.
18232 * expr.c (expand_expr_real): Likewise.
18233 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18235 (build_predict_expr, build_predict_expr): New.
18236 * predict.h (predictor_name, build_predict_expr): Update.
18237 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18238 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18239 * predict.def (PRED_CONTINUE): Update hitrate.
18240 * tree.def (PREDICT_EXPR): Define.
18241 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18242 do not handle BIND_EXPR.
18243 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18244 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18245 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18248 2008-03-18 Michael Matz <matz@suse.de>
18250 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18252 2008-03-18 Richard Guenther <rguenther@suse.de>
18254 * tree-gimple.h (is_gimple_invariant_address): Declare.
18255 (is_gimple_constant): Likewise.
18256 * tree-gimple.c (is_gimple_constant): New function.
18257 (is_gimple_invariant_address): Likewise.
18258 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18259 and is_gimple_invariant_address.
18260 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18262 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18263 an addressable base.
18265 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18267 PR middle-end/35611
18268 * gimplify.c (gimplify_expr): Gimplify second operand of
18271 2008-03-17 Richard Guenther <rguenther@suse.de>
18273 PR tree-optimization/19637
18274 * fold-const.c (fold_unary): Remove restrictions of removing
18275 intermediate pointer-conversions (P2)(P1)P0.
18276 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18277 conversion to void pointer.
18278 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18280 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18283 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18284 emulated thread local variables.
18286 2008-03-16 Richard Guenther <rguenther@suse.de>
18288 PR middle-end/35607
18289 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18290 expand TREE_INVARIANT operations that are not gimple invariant.
18292 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18294 * doc/extend.texi (Alignment): Say that the ABI controls
18295 the __alignof__ for non-strict-alignment targets rather
18296 than being a recommendation.
18298 2008-03-15 Paul Brook <paul@codesourcery.com>
18300 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18302 (arm_output_fn_unwind): Mark functions that can not be unwound.
18304 2008-03-15 Paul Brook <paul@codesourcery.com>
18306 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18307 extension instructions.
18309 2008-03-15 Richard Guenther <rguenther@suse.de>
18311 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18312 and fold constant aggregate refs.
18313 (fold_const_aggregate_ref): Handle string constants
18314 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18315 (evaluate_stmt): Simplify now that ccp_fold folds constant
18318 2008-03-15 Paul Brook <paul@codesourcery.com>
18320 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18321 (extzv): Use gen_extzv_t2.
18322 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18324 2008-03-15 Richard Guenther <rguenther@suse.de>
18326 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18327 (fold_const_aggregate_ref): Likewise.
18328 (get_value): Return NULL if we don't have any values.
18329 (ccp_finalize): Set const_val to NULL after freeing it.
18330 * tree-flow.h (get_symbol_constant_value): Declare.
18331 (fold_const_aggregate_ref): Likewise.
18332 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18334 2008-03-15 Richard Guenther <rguenther@suse.de>
18336 PR middle-end/35593
18337 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18338 to not produce negative array indices if not allowed. Add
18339 parameter to indicate that.
18340 (maybe_fold_offset_to_component_ref): Allow negative array
18341 indices only for the first member of a structure.
18342 (maybe_fold_offset_to_reference): Allow negative array indices.
18343 (maybe_fold_stmt_addition): Likewise.
18345 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18346 Anatoly Sokolov <aesok@post.ru>
18348 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18349 (avr_arch): Add ARCH_AVR6.
18350 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18351 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18352 instead of fixed value 2.
18353 (print_operand_address): Use gs() asm specifier instead of pm().
18354 (avr_assemble_integer): (Ditto.).
18355 (avr_output_addr_vec_elt): (Ditto.).
18356 (print_operand): Handle "!" code.
18357 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18358 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18359 (AVR_HAVE_EIJMP_EICALL): Define.
18360 (AVR_3_BYTE_PC): Redefine.
18361 (AVR_2_BYTE_PC): (Ditto.).
18362 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18363 (LINK_SPEC): Add atmega2560 and atmega2561.
18364 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18366 * config/avr/avr.md (call_insn): Use eicall instead of icall
18367 for 3 byte PC devices.
18368 (call_value_insn): (Ditto.).
18369 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18370 (indirect_jump): Use only for for 2 byte PC devices.
18371 (*tablejump): (Ditto.).
18372 (*indirect_jump_avr6): Add insn.
18373 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18374 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18375 instead of ijmp for 3 byte PC devices.
18376 (__tablejump2__): (Ditto.).
18377 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18378 (MULITLIB_DIRNAMES): (Ditto.).
18379 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18381 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18383 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18384 "sse2_umulsidi3". Use V1DI mode for operand 0.
18385 ("mmx_psadbw"): Use V1DI mode for operand 0.
18386 * config/i386/i386-modes.def (V1SI): New vector mode.
18387 * config/i386/i386.c (struct builtin_description)
18388 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18389 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18390 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18391 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18392 v1di_ftype_v8qi_v8qi type.
18393 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18395 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18396 __builtin_ia32_pmuludq]: Fix the mode of return value.
18398 2008-03-15 Richard Guenther <rguenther@suse.de>
18400 PR middle-end/35595
18401 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18404 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18406 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18407 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18408 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18409 unless TARGET_SERIALIZE_VOLATILE is enabled.
18410 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18411 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18412 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18414 2008-03-14 Richard Guenther <rguenther@suse.de>
18416 PR tree-optimization/34172
18417 * tree-flow.h (refs_may_alias_p): Declare.
18418 (get_single_def_stmt): Likewise.
18419 (get_single_def_stmt_from_phi): Likewise.
18420 (get_single_def_stmt_with_phi): Likewise.
18421 * tree-dfa.c (refs_may_alias_p): New function.
18422 (get_single_def_stmt): Likewise.
18423 (get_single_def_stmt_from_phi): Likewise.
18424 (get_single_def_stmt_with_phi): Likewise.
18425 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18426 (vn_reference_lookup_1): New helper function.
18427 (vn_reference_lookup): Walk the virtual use-def chain to
18428 continue searching for a match if the def does not alias the
18429 reference we are looking for.
18431 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18433 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18434 archive and Perzl. Update The Written Word listing.
18436 2008-03-14 Richard Guenther <rguenther@suse.de>
18438 PR tree-optimization/34043
18439 PR tree-optimization/33989
18440 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18442 (bitmap_find_leader): Use extra argument to verify dominance
18443 relationship inside a basic-block.
18444 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18445 (find_leader_in_sets): Adjust.
18446 (create_component_ref_by_pieces): Take extra argument for
18447 dominance check, handle lookup failures.
18448 (find_or_generate_expression): Likewise.
18449 (create_expression_by_pieces): Likewise.
18450 (insert_into_preds_of_block): Adjust.
18451 (create_value_expr_from): If asked for, verify all operands
18452 are in the blocks AVAIL_OUT set.
18453 (make_values_for_stmt): Check for SSA_NAMEs that are life
18454 over an abnormal edge.
18455 (compute_avail): Remove such check.
18456 (do_SCCVN_insertion): New function.
18457 (eliminate): If we do not find a leader suitable for replacement
18458 insert a replacement expression from SCCVN if available.
18459 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18460 (struct vn_ssa_aux): Add needs_insertion flag.
18461 * tree-ssa-sccvn.c (may_insert): New global flag.
18462 (copy_reference_ops_from_ref): Value-number union member access
18463 based on its size, not type and member if insertion is allowed.
18464 (visit_reference_op_load): For a weak match from union type
18465 punning lookup a view-converted value and insert a SSA_NAME
18466 for that value if that is not found.
18467 (visit_use): Make dumps shorter. Do not disallow value numbering
18468 SSA_NAMEs that are life over an abnormal edge to constants.
18469 (free_scc_vn): Release inserted SSA_NAMEs.
18470 (run_scc_vn): New flag to specify whether insertion is allowed.
18471 Process SSA_NAMEs in forward order.
18472 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18473 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18474 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18475 pointer type to/from integral types that do not change the
18476 precision to regular conversions.
18478 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18480 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18481 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18482 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18483 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18484 input arguments and the mode of return value. Built-in functions
18485 that operate on whole 64-bit MMX register now use V1DI mode.
18487 2008-03-13 Alon Dayan <alond@il.ibm.com>
18488 Olga Golovanevsky <olga@il.ibm.com>
18490 PR tree-optimization/35041
18491 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18492 to locate the right position in a statement.
18494 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18498 * config/i386/xmmintrin.h: Change all static inline functions to
18499 extern inline and add __gnu_inline__ attribute.
18500 * config/i386/bmintrin.h: Ditto.
18501 * config/i386/smmintrin.h: Ditto.
18502 * config/i386/tmmintrin.h: Ditto.
18503 * config/i386/mmintrin-common.h: Ditto.
18504 * config/i386/ammintrin.h: Ditto.
18505 * config/i386/emmintrin.h: Ditto.
18506 * config/i386/pmmintrin.h: Ditto.
18507 * config/i386/mmintrin.h: Ditto.
18508 * config/i386/mm3dnow.h: Ditto.
18510 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18512 PR middle-end/35185
18513 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18514 (lower_omp_2): New function.
18515 (lower_omp_1, lower_omp): Rewritten.
18517 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18520 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18521 with the phrase "Microsoft Windows compilers".
18522 (Push/Pop Macro Pragmas): New subsection. Document
18523 #pragma push_macro and pragma pop_macro.
18525 2008-03-12 Paul Brook <paul@codesourcery.com>
18527 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18529 2008-03-12 Paul Brook <paul@codesourcery.com>
18531 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18532 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18533 (thumb2_addsi_shortim): Rename ...
18534 (thumb2_addsi_short): ... to this. Allow register operands.
18535 (thumb2_subsi_short): New pattern.
18536 (thumb2_one_cmplsi2_short,
18537 thumb2_negsi2_short): New patterns and peepholes.
18539 2008-03-12 Paul Brook <paul@codesourcery.com>
18541 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18543 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18545 * config/i386/i386.md (int_cond): New code iterator.
18547 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18548 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18549 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18550 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18551 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18552 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18553 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18554 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18556 2008-03-12 Paul Brook <paul@codesourcery.com>
18558 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18559 instead of {arm,thumb}_compute_save_reg_mask.
18560 (output_return_instruction): Ditto.
18561 (thumb_unexpanded_epilogue): Ditto.
18562 (thumb1_expand_prologue): Ditto.
18563 (thumb1_output_function_prologue): Ditto.
18564 (arm_set_return_address): Ditto.
18565 (thumb_set_return_address): Ditto.
18566 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18567 regs to achieve stack alignment.
18568 (thumb1_compute_save_reg_mask): Fix compiler warning.
18569 (arm_output_epilogue): Use offsets->saved_regs_mask.
18570 Adjust stack pointer by poping call clobered registers.
18571 (arm_expand_prologue): Use offsets->saved_regs_mask.
18572 Adjust stack pointer by pushing extra registers.
18573 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18575 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18578 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18579 conversion to the operands of a multiplication.
18581 2008-03-12 Richard Guenther <rguenther@suse.de>
18583 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18584 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18585 * timevar.def (TV_TREE_PHIPROP): Add.
18586 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18587 pass description. Use TV_TREE_PHIPROP.
18588 * tree-ssa-forwprop.c: Remove phiprop code.
18590 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18592 PR middle-end/35549
18593 * omp-low.c (maybe_lookup_decl): Constify first argument.
18594 (use_pointer_for_field): Change last argument from bool to
18595 omp_context *. Disallow shared copy-in/out in nested
18596 parallel if decl is shared in outer parallel too.
18597 (build_outer_var_ref, scan_sharing_clauses,
18598 lower_rec_input_clauses, lower_copyprivate_clauses,
18599 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18601 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18602 Ira Rosen <irar@il.ibm.com>
18604 * tree-vectorizer.c (free_stmt_vec_info): New function.
18605 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18606 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18607 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18608 * tree-vect-transform.c (vectorizable_conversion): Free
18609 vec_oprnds0 if it was allocated.
18610 (vect_permute_store_chain): Remove unused VECs.
18611 (vectorizable_store): Free VECs that are allocated in the..
18613 (vect_transform_strided_load, vectorizable_load): Likewise.
18614 (vect_remove_stores): Simplify the code.
18615 (vect_transform_loop): Move code to vect_remove_stores().
18616 Call vect_remove_stores() and free_stmt_vec_info().
18618 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18620 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18621 TARGET_HPUX. Revise comment.
18622 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18623 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18624 Use sr4 variant of `be' instruction when not generating PIC code.
18625 (attr_length_call): Adjust for above change.
18627 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18629 * ipa-reference.c (static_execute): Remove module_statics_const and
18630 associated setting code.
18632 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18635 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18636 predicate for operand 1.
18637 (paritysi2_cmp): Use register_operand predicate for operand 2.
18638 Use earlyclobber modifier for operand 1. Remove support for
18640 (paritydi2_cmp): Use register_operand predicate for operand 3.
18641 Use earlyclobber modifier for operand 1. Remove support for
18644 2008-03-11 Paul Brook <paul@codesourcery.com>
18645 Vladimir Prus <vladimir@codesourcery.com>
18647 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18648 (arm_compute_save_reg0_reg12_mask): Always
18649 check if register 11 must be saved. Always safe hard frame pointer
18650 when frame_pointer_needeed.
18651 (arm_compute_save_reg_mask): Save IP and PC
18652 only with apcs frames.
18653 (arm_output_epilogue): Adjust Thumb2 codepath to
18654 be also invoked and work for ARM non-apcs frames.
18655 (arm_expand_prologue): Don't bother saving IP
18656 for non-apcs frame, since it's not clobbered by
18657 prologue code. Implement non-apcs frame
18660 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18662 PR rtl-optimization/35281
18663 * expr.c (convert_move): Use a new pseudo for the intermediate
18664 from_mode->word_mode result.
18666 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18668 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18669 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18670 * toplev.c (compile_file): Don't call it.
18672 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18674 PR middle-end/35526
18675 * expr.c (store_expr): Call emit_block_move if the mode
18676 of "temp" RTX is BLKmode.
18678 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18679 Richard Guenther <rguenther@suse.de>
18681 PR tree-optimization/31358
18682 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18683 the step with a NULL_TREE.
18684 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18685 to sizetype if type is a pointer type.
18686 (add_candidate_1): Don't convert the base and step to
18687 the generic type if the orginal type is a pointer type.
18688 (add_iv_value_candidates): Use sizetype for the step
18689 if type is a pointer type.
18690 (cand_value_at): Likewise.
18691 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18693 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18694 Don't convert the tem affine to the type.
18695 (add_elt_to_tree): Use sizetype for the step if a pointer.
18696 Use POINTER_PLUS_EXPR for pointers.
18697 (aff_combination_to_tree): Use sizetype for the step if a
18700 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18702 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18703 Remove commutativity hint.
18705 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18709 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18710 errorneous type. Check that v is a VAR_DECL.
18712 PR middle-end/35099
18713 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18715 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18717 PR tree-optimization/35494
18718 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18719 may be overriden at link and run time.
18721 2008-03-10 Richard Guenther <rguenther@suse.de>
18723 PR tree-optimization/34677
18724 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18725 (poolify_tree): Likewise.
18726 (modify_expr_template): Likewise.
18727 (poolify_modify_stmt): Likewise.
18728 (insert_fake_stores): Handle all component-ref style stores
18729 in addition to INDIRECT_REF. Also handle complex types.
18730 Do not poolify the inserted load.
18731 (realify_fake_stores): Do not rebuild the tree but only
18732 make it a SSA_NAME copy.
18733 (init_pre): Remove initialzation of modify_expr_template.
18734 Do not allocate modify_expr_node_pool.
18735 (fini_pre): Do not free modify_expr_node_pool.
18737 2008-03-10 Paul Brook <paul@codesourcery.com>
18739 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18740 to avoid conflicts.
18742 2008-03-10 Paul Brook <paul@codesourcery.com>
18743 Mark Shinwell <shinwell@codesourcery.com>
18745 * config/arm/cortex-r4.md: New.
18746 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18748 * config/arm/arm.md: Include cortex-r4.md.
18749 (insn): Add smmls, sdiv and udiv values.
18750 (generic_sched): Don't use generic scheduling for Cortex-R4.
18751 (arm_issue_rate): New function.
18752 (TARGET_SCHED_ISSUE_RATE): Define.
18754 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18756 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18758 2008-03-10 Richard Guenther <rguenther@suse.de>
18760 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18761 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18763 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18765 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18766 Set default to true.
18768 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18770 * c.opt (Wsynth): Deprecate.
18771 * doc/invoke.texi (Option Summary, Warning Options): Document
18772 -Wno-format-contains-nul.
18774 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18777 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18778 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18780 2008-03-09 Ira Rosen <irar@il.ibm.com>
18782 * config/rs6000/rs6000.c (builtin_description): Rename vector
18783 left shift operations.
18784 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18785 (altivec_vsl<VI_char>): Rename to ...
18786 (ashl<mode>3): ... new name.
18787 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18789 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18791 2008-03-08 Richard Guenther <rguenther@suse.de>
18793 * coverage.h (tree_coverage_counter_addr): Declare.
18794 * coverage.c (tree_coverage_counter_addr): New function.
18795 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18796 before using again.
18797 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18798 (tree_gen_one_value_profiler): Likewise.
18799 (tree_gen_ic_profiler): Likewise.
18800 (tree_gen_average_profiler): Likewise.
18801 (tree_gen_ior_profiler): Likewise.
18803 2008-03-08 Richard Guenther <rguenther@suse.de>
18805 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18806 (vn_binary_op_insert): Likewise.
18807 (vn_unary_op_lookup): Likewise.
18808 (vn_unary_op_insert): Likewise.
18809 (vn_nary_op_lookup): Declare.
18810 (vn_nary_op_insert): Likewise.
18811 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18812 and binary hashes, use a single obstack for unary_op_pool
18813 and binary_op_pool.
18814 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18815 a single struct vn_nary_op_s. Store tree code length and
18816 a variable number of operands.
18817 (struct vn_reference_op_struct): Remove unused op2.
18818 (vn_reference_op_eq): Do not compare op2.
18819 (vn_reference_op_compute_hash): Do not compute hash of op2.
18820 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18821 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18822 with vn_nary_op_compute_hash.
18823 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18824 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18826 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18828 (visit_unary_op): Call nary functions.
18829 (visit_binary_op): Likewise.
18830 (process_scc): Adjust for struct vn_tables_s changes.
18831 (allocate_vn_table): Likewise.
18832 (free_vn_table): Likewise.
18833 * tree-vn.c (vn_add): Call nary functions.
18834 (vn_lookup): Likewise.
18836 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18839 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18840 wdst back after sync_compare_and_swapqhi_internal.
18842 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18845 * config/i386/i386-modes.def (V1DI): New vector mode.
18846 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18847 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18848 (MMXMODE248): Ditto.
18849 (MMXMODE): Add V1DI mode.
18850 (mmxvecsize): Change DI mode to V1DI mode.
18851 ("mov<mode>): Use MMXMODEI8 mode iterator.
18852 ("*mov<mode>_internal_rex64"): Ditto.
18853 ("*mov<mode>_internal"): Ditto.
18854 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18855 ("mmx_sub<mode>3"): Ditto.
18856 ("mmx_adddi3"): Remove insn pattern.
18857 ("mmx_subdi3"): Ditto.
18858 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18859 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18860 ("mmx_ashl<mode>3"): Ditto.
18861 ("mmx_lshrdi3"): Remove insn pattern.
18862 ("mmx_ashldi3"): Ditto.
18863 * config/i386/i386.c (classify_argument): Handle V1DImode.
18864 (function_arg_advance_32): Ditto.
18865 (function_arg_32): Ditto.
18866 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18867 mmx_addv1di3 insn pattern.
18868 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18869 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18870 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18871 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18872 Remove definitions of built-in functions.
18873 (V1DI_type_node): New node.
18874 (v1di_ftype_v1di_int): Ditto.
18875 (v1di_ftype_v1di_v1di): Ditto.
18876 (v2si_ftype_v2si_si): Ditto.
18877 (v4hi_ftype_v4hi_di): Remove node.
18878 (v2si_ftype_v2si_di): Ditto.
18879 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18880 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18881 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18882 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18883 Add new builtins using def_builtin_const.
18884 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18885 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18886 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18887 * config/i386/mmintrin.h (__v1di): New typedef.
18888 (_mm_add_si64): Cast arguments to __v1di type.
18889 (_mm_sub_si64): Ditto.
18890 (_mm_sll_pi16): Cast __count to __v4hi type.
18891 (_mm_sll_pi32): Cast __count to __v2si type.
18892 (_mm_sll_si64): Cast arguments to __v1di type.
18893 (_mm_srl_pi16): Cast __count to __v4hi type.
18894 (_mm_srl_pi32): Cast __count to __v2si type.
18895 (_mm_srl_si64): Cast arguments to __v1di type.
18896 (_mm_sra_pi16): Cast __count to __v4hi type.
18897 (_mm_sra_pi32): Cast __count to __v2si type.
18898 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18899 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18900 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18901 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18902 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18903 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18904 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18905 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18906 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18907 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18908 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18909 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18911 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18913 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18915 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18918 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18919 reg+const addressing for Altivec modes. Don't generate reg+reg
18920 addressing for TFmode or TDmode quantities.
18922 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18924 * c-common.c (vector_types_convertible_p): Call langhook
18925 instead of comptypes.
18927 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18930 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18931 integral and scalar float variables which have a
18934 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18936 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18937 dwarf_register_span hook when emitting unwind information for
18938 register-to-memory saves.
18939 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18940 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18942 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18944 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18945 for the same VAR_DECL.
18947 2008-03-06 Tom Tromey <tromey@redhat.com>
18949 * treelang: Delete.
18950 * doc/standards.texi (Standards): Don't mention treelang.
18951 * doc/invoke.texi (Overall Options): Don't mention treelang.
18952 * doc/install.texi (Prerequisites): Don't mention bison or
18954 (Configuration): Don't mention treelang.
18955 (Building): Likewise.
18956 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18958 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18960 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18961 word-extractions out of a multi-word object.
18963 2008-03-06 Richard Guenther <rguenther@suse.de>
18965 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18966 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18967 result type and precision.
18968 * expr.c (get_inner_reference): Set unsignedp based on the result
18969 type of BIT_FIELD_REF.
18970 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18971 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18972 (try_instantiate_multiple_fields): Likewise. Use the correct type
18974 (sra_build_assignment): Likewise.
18975 (sra_build_elt_assignment): Likewise.
18976 (sra_explode_bitfield_assignment): Likewise.
18977 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18978 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18979 set BIT_FIELD_REF_UNSIGNED.
18980 (vectorizable_load): Likewise.
18982 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18984 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18987 2008-03-06 Richard Guenther <rguenther@suse.de>
18989 * alias.c (struct alias_set_entry): Move has_zero_child field
18990 to pack with alias_set.
18992 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18994 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18997 2008-03-05 Ian Lance Taylor <iant@google.com>
18999 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19001 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19003 * fwprop.c (update_df): Support width and offset parameters of
19005 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19006 global_conflicts): Change DF_REF_EXTRACT to either
19007 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19008 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19009 * df-scan.c (df_ref_record, df_defs_record,
19010 df_ref_create_structure, df_def_record_1, df_uses_record,
19011 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19012 df_bb_refs_collect, df_entry_block_defs_collect,
19013 df_exit_block_uses_collect): Support new width and offset fields.
19014 (ref_extract_pool): New storage pool.
19015 (df_free_ref): New function.
19016 (df_reg_chain_unlink, df_free_collection_rec,
19017 df_sort_and_compress_refs): Call df_free_ref.
19018 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19020 (df_ref_create_structure): Allocate df_ref_extract if offset and
19021 width fields are used.
19022 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19023 (df_uses_record): Get offset and width from ZERO_EXTRACT
19025 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19026 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19027 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19028 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19029 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19030 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19031 (df_ref_extract): New structure.
19032 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19033 (df_ref_create): Add width and offset parameters.
19035 2008-03-05 Richard Guenther <rguenther@suse.de>
19037 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19038 Use ranges_overlap_p.
19039 (offset_overlaps_with_access): Rename
19040 to ranges_overlap_p and move ...
19041 * tree-flow-inline.h (ranges_overlap_p): ... here.
19043 * tree.h (get_inner_reference, handled_component_p): Update
19046 * tree.h (record_component_aliases, get_alias_set,
19047 alias_sets_conflict_p, alias_sets_must_conflict_p,
19048 objects_must_conflict_p): Move declarations ...
19049 * alias.h (record_component_aliases, get_alias_set,
19050 alias_sets_conflict_p, alias_sets_must_conflict_p,
19051 objects_must_conflict_p): ... here.
19052 Include coretypes.h.
19053 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19055 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19057 * cfg.c: Include tree-flow.h.
19058 (remove_edge_raw): Call redirect_edge_var_map_clear.
19059 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19060 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19061 (redirect_edge_var_map_result): New.
19062 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19063 PENDING_STMT use with redirect_edge_var_map_*.
19064 * tree-ssa.c (edge_var_maps): New definition.
19065 (redirect_edge_var_map_add): New.
19066 (redirect_edge_var_map_clear): New.
19067 (redirect_edge_var_map_dup): New.
19068 (redirect_edge_var_map_vector): New.
19069 (redirect_edge_var_map_destroy): New.
19070 (ssa_redirect_edge): Replace PENDING_STMT use with
19071 redirect_edge_var_map_*.
19072 (flush_pending_stmts): Same.
19073 (delete_tree_ssa): Destroy edge var map.
19074 * tree-flow.h (struct _edge_var_map): New.
19075 Define edge_var_map vector type.
19076 Declare redirect_edge_var_map_* prototypes.
19077 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19078 * tree-cfg.c (reinstall_phi_args): Replace
19079 PENDING_STMT use with redirect_edge_var_map_*.
19081 2008-03-05 Richard Guenther <rguenther@suse.de>
19083 PR tree-optimization/35472
19084 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19085 whose single use_stmt has a overlapping set of loaded and
19086 stored symbols as that use_stmt might be a noop assignment then.
19088 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19090 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19092 2008-03-05 Richard Guenther <rguenther@suse.de>
19095 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19096 should be constants.
19097 * tree-cfg.c (verify_expr): Verify it.
19098 * fold-const.c (fold_truthop): Remove code generating
19099 BIT_FIELD_REFs of structure bases.
19100 (fold_binary): Likewise.
19101 (fold_ternary): Position and size of BIT_FIELD_REFs are
19102 always host integers.
19103 (make_bit_field_ref): Remove.
19104 (optimize_bit_field_compare): Remove.
19105 (all_ones_mask_p): Remove.
19107 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19110 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19111 (split_block_and_df_analyze): New. Split basic block and rebuild
19113 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19115 (split_pattern_seq): Likewise.
19116 (erase_matching_seqs): Likewise.
19117 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19119 2008-03-04 Geoff Keating <geoffk@apple.com>
19121 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19122 declaration and code.
19123 (tree_invalid_nonnegative_warnv_p): Likewise.
19125 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19127 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19128 examples. Truncate option-names then causing overfull hbox.
19130 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19133 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19135 * configure: Rebuilt.
19137 2008-03-04 Rafael Espíndola <espindola@google.com>
19139 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19140 (tree_unary_nonnegative_warnv_p): New.
19141 (tree_binary_nonnegative_warnv_p): New.
19142 (tree_single_nonnegative_warnv_p): New.
19143 (tree_invalid_nonnegative_warnv_p): New.
19144 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19146 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19149 * opts.c (handle_option): Postpone 'unknown option' errors only for
19152 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19155 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19158 2008-03-04 Rafael Espíndola <espindola@google.com>
19160 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19161 (tree_binary_nonzero_warnv_p): New.
19162 (tree_single_nonzero_warnv_p): New.
19163 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19165 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19167 PR middle-end/35456
19168 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19169 transformations for modes that have signed zeros.
19170 * ifcvt.c (noce_try_abs): Ditto.
19172 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19174 * config/i386/i386.c (override_options): Force
19175 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19177 2008-03-04 Jan Hubicka <jh@suse.cz>
19180 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19183 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19185 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19186 label to probe the stack.
19188 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19190 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19191 (__gthr_win32_mutex_destroy): Declare.
19192 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19193 __gthr_win32_mutex_destroy.
19194 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19196 2008-03-03 Jan Hubicka <jh@suse.cz>
19199 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19200 aggressive on inlining cold calls.
19202 2008-03-03 Richard Guenther <rguenther@suse.de>
19204 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19205 struct copies into the expression table.
19206 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19207 (try_to_simplify): Likewise.
19208 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19209 integral and pointer arguments which do not change the
19210 precision to NOP_EXPRs.
19211 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19212 VIEW_CONVERT_EXPR case.
19214 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19216 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19217 defined in a loop at depth 0 is invariant.
19218 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19219 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19220 be called at loop depth 0.
19222 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19225 * gcc.c (process_command): Update copyright notice dates.
19226 * gcov.c (print_version): Likewise.
19227 * gcov-dump.c (print_version): Likewise.
19228 * mips-tfile.c (main): Likewise.
19229 * mips-tdump.c (main): Likewise.
19231 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19234 * c-common.c (flag_permissive): Delete.
19235 (constant_expression_warnings): Check flags first.
19236 (constant_expression_error): New.
19237 * c-common.h (flag_permissive): Delete.
19238 (constant_expression_error): Declare.
19239 * flags.h (flag_permissive): Declare. Update description.
19240 * diagnostic.c (pedwarn): Update.
19242 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19243 (permissive_error_kind): New.
19244 * toplev.c (flag_permissive): Define. Update description.
19245 * toplev.h (permissive_error_kind): Declare.
19246 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19247 (pedwarn_c90): Use pedantic_warning_kind.
19248 * c-opts.c (c_common_post_options): flag_permissive does not affect
19249 flag_pedantic_errors.
19251 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19253 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19254 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19255 __absvsi2, __absvDI2): Use unsigned arithmetic.
19257 2008-03-02 Andi Kleen <ak@suse.de>
19258 Richard Guenther <rguenther@suse.de>
19260 * struct-equiv.c: Remove file.
19261 * cfg_cleanup.c (condjump_equiv_p): Remove.
19262 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19263 (struct-equiv.o): Remove rule.
19264 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19265 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19266 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19268 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19270 * ifcvt.c (noce_process_if_block): Try to handle only the then
19271 block if the else block exists but isn't suitable.
19273 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19276 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19277 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19278 regression from previous patch.
19280 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19283 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19285 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19286 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19287 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19288 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19289 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19290 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19291 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19292 (__gthread_mutex_destroy_function): Rename to
19293 __gthread_mutex_destroy.
19294 * gthr-dce.h (__gthread_mutex_destroy): Call
19295 pthread_mutex_destroy.
19296 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19297 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19298 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19300 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19302 * df-scan.c (df_ref_chain_change_bb): Simplify.
19303 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19304 set_block_for_insn if there's any change.
19305 * df.h ((df_insn_change_bb): Fix prototype.
19306 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19307 df_insn_change_bb, don't call set_block_for_insn.
19308 * emit-rtl.c (reorder_insns): Likewise.
19309 * haifa-sched.c (move_insn): Likewise.
19311 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19313 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19315 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19317 * tree-flow-inline.h (next_readonly_imm_use): Return
19318 NULL_USE_OPERAND_P after the end.
19320 2008-03-01 Richard Guenther <rguenther@suse.de>
19322 PR tree-optimization/35411
19323 * tree-sra.c (sra_build_assignment): Split conversion to
19324 final type to a separate statement if we are not assigning
19327 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19329 * fold-const.c (fold_convertible_p): Correct the logic to follow
19330 that in fold_convert().
19332 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19335 * tree-inline.c (build_duplicate_type): When we make a
19336 duplicate type, make it unique in the canonical types system.
19338 2008-02-29 Tom Tromey <tromey@redhat.com>
19340 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19341 input_file_stack_history, input_file_stack_restored): Remove.
19342 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19343 * input.h (struct file_stack): Remove.
19344 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19345 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19347 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19349 (diagnostic_last_module_changed): Add 'map' argument.
19350 (diagnostic_set_last_function): Likewise.
19351 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19352 line map, not input_file_stack.
19353 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19355 2008-02-29 Paul Brook <paul@codesourcery.com>
19357 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19359 2008-02-29 Paul Brook <paul@codesourcery.com>
19361 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19363 2008-02-29 Richard Guenther <rguenther@suse.de>
19365 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19367 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19368 value for comparing for a store match.
19369 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19370 (try_to_simplify): Do not do a full-blown reference lookup.
19372 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19374 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19375 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19377 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19379 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19381 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19382 strides against cache sizes.
19384 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19386 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19389 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19391 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19392 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19393 is smaller than the original promoted value.
19394 (simplify_subreg): If OP is a SUBREG, try to preserve its
19395 SUBREG_PROMOTED_VAR_P information.
19397 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19399 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19400 (VN_INFO_GET): Allocate new objects on the obstack.
19401 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19402 for rpo_numbers_temp, for consistency.
19403 (free_scc_vn): Free the obstack.
19405 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19407 * doc/invoke.texi: Document -ftree-loop-distribution.
19408 * tree-loop-distribution.c: New.
19409 * tree-pass.h (pass_loop_distribution): New.
19410 * graphds.h (struct graph): Add htab_t indices.
19411 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19412 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19413 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19414 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19415 * tree-data-ref.c (debug_data_dependence_relations): New.
19416 (dump_data_dependence_relation): Also print data references.
19417 (free_data_ref): Extern.
19418 (same_access_functions): Moved...
19419 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19420 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19421 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19422 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19423 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19424 (stmts_from_loop): Skip LABEL_EXPR.
19425 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19427 (build_rdg): Initialize rdg->indices htab.
19428 (free_rdg, stores_from_loop, ref_base_address,
19429 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19430 have_similar_memory_accesses_1, ref_base_address_1,
19431 remove_similar_memory_refs): New.
19432 * tree-data-ref.h: Depend on tree-chrec.h.
19433 (debug_data_dependence_relations, free_data_ref): Declared.
19434 (same_access_functions): ... here.
19435 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19437 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19438 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19439 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19440 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19441 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19442 rdg_vertex_for_stmt): Declared.
19443 (struct rdg_edge): Add level.
19445 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19446 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19448 (rdg_has_similar_memory_accesses): New.
19449 * tree-vect-analyze.c: Remove unused static decls.
19450 * lambda.h (dependence_level): New.
19451 * common.opt (ftree-loop-distribution): New.
19452 * tree-flow.h (mark_virtual_ops_in_bb,
19453 slpeel_tree_duplicate_loop_to_edge_cfg,
19454 rename_variables_in_loop): Declared.
19455 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19456 (OBJS-common): Add tree-loop-distribution.o.
19457 (tree-loop-distribution.o): New rule.
19458 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19459 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19460 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19462 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19465 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19466 other than structures and unions.
19468 2008-02-28 Richard Guenther <rguenther@suse.de>
19471 2008-02-26 Richard Guenther <rguenther@suse.de>
19473 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19474 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19475 (lookup_decl_from_uid): Declare.
19476 (remove_decl_from_map): Likewise.
19477 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19478 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19479 (decl_for_uid_map): New global hashtable mapping DECL_UID
19481 (init_ttree): Allocate it.
19482 (insert_decl_to_uid_decl_map): New helper function.
19483 (make_node_stat): Insert new decls into the map.
19484 (copy_node_stat): Likewise.
19485 (lookup_decl_from_uid): New function.
19486 (remove_decl_from_map): Likewise.
19487 (print_decl_for_uid_map_statistics): New helper.
19488 (dump_tree_statistics): Call it.
19490 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19491 (referenced_var_iterator): Adjust.
19492 (FOR_EACH_REFERENCED_VAR): Adjust.
19493 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19494 (num_referenced_vars): Adjust.
19495 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19496 (first_referenced_var): Remove.
19497 (end_referenced_vars_p): Likewise.
19498 (next_referenced_var): Likewise.
19499 (referenced_var_iterator_set): New helper function.
19500 * tree-dfa.c (referenced_var_lookup): Adjust.
19501 (referenced_var_check_and_insert): Likewise.
19502 (remove_referenced_var): Likewise.
19503 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19504 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19505 (verify_call_clobbering): Likewise.
19506 (verify_memory_partitions): Likewise.
19507 (init_tree_ssa): Allocate bitmap instead of hashtable for
19509 (delete_tree_ssa): Adjust.
19510 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19511 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19512 (compute_tag_properties): Likewise.
19513 (set_initial_properties): Likewise.
19514 (find_partition_for): Likewise.
19515 (update_reference_counts): Likewise.
19516 (dump_may_aliases_for): Likewise.
19517 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19518 (add_call_clobber_ops): Likewise.
19519 (add_call_read_ops): Likewise.
19520 (get_asm_expr_operands): Likewise.
19521 * tree-into-ssa.c (dump_decl_set): Likewise.
19522 (update_ssa): Likewise.
19523 * tree-sra.c (scan_function): Likewise.
19524 (decide_instantiations): Likewise.
19525 (scalarize_parms): Likewise.
19526 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19527 (dsa_named_for): Likewise.
19528 * tree-ssa-structalias.c (update_alias_info): Likewise.
19529 (merge_smts_into): Likewise.
19531 2008-02-27 David Daney <ddaney@avtrex.com>
19534 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19535 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19536 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19537 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19538 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19540 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19543 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19544 (BUILT_IN_NEXTTOWARD): Remove.
19545 (BUILT_IN_NEXTTOWARDF): Ditto.
19546 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19547 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19549 2008-02-27 Tom Tromey <tromey@redhat.com>
19551 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19552 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19554 2008-02-27 Jan Beulich <jbeulich@novell.com>
19556 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19557 update the respective field on newdecl.
19559 2008-02-27 Revital Eres <eres@il.ibm.com>
19561 PR rtl-optimization/34999
19562 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19563 crossing edges that ends with a call insn.
19564 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19565 call insn and clear the EDGE_CROSSING flag of the crossing edge
19566 when fixing fallthru edges.
19568 2008-02-27 Richard Guenther <rguenther@suse.de>
19570 PR middle-end/35390
19571 * fold-const.c (fold_unary): Return the correct argument,
19572 converted to the result type.
19574 2008-02-27 Richard Guenther <rguenther@suse.de>
19576 PR middle-end/34971
19577 * expr.c (expand_expr_real_1): Assert on rotates that operate
19579 * fold-const.c (fold_binary): Use the types precision, not the
19580 bitsize of the mode if folding rotate expressions. Build rotates
19581 only for full modes.
19583 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19585 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19586 and CPP_PRAGMA_EOL.
19587 * c-pragma.c (pragma_ns_name): New typedef.
19588 (registered_pp_pragmas): New variable.
19589 (c_pp_lookup_pragma): New function.
19590 (c_register_pragma_1): If flag_preprocess_only, do nothing
19591 for non-expanded pragmas, for expanded ones push pragma's
19592 namespace and name into registered_pp_pragmas vector.
19593 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19594 flag_preprocess_only, don't register GCC pch_preprocess
19595 pragma if flag_preprocess_only.
19596 * c-opts.c (c_common_init): Call init_pragma even if
19597 flag_preprocess_only.
19598 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19599 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19600 cpp_register_pragma if flag_preprocess_only.
19602 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19605 * c-parser.c (c_parser_translation_unit): Warn for empty
19606 translation unit, not empty source file.
19608 2008-02-26 Paul Brook <paul@codesourcery.com>
19610 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19611 operand for Thumb-2.
19612 * config/arm/arm.h (reg_class): Add CORE_REGS.
19613 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19614 (BASE_REG_CLASS): Use CORE_REGS.
19615 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19616 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19617 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19618 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19619 ARM_REGNO_OK_FOR_INDEX_P.
19620 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19621 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19622 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19623 (ldm/stm peepholes): Ditto.
19624 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19625 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19626 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19627 * config/arm/constraints.md: Enable "k" constraint on ARM.
19629 2008-02-27 Ben Elliston <bje@au.ibm.com>
19631 * config/rs6000/rs6000.c: Annotate cache line size field in all
19632 instances of struct processor_costs.
19634 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19636 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19637 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19638 jump_bypass): New counters.
19639 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19640 * dce.c (gate_ud_dce): Same.
19641 (gate_fast_dce): Same.
19642 * dse.c (gate_dse1): New function.
19643 (gate_dse2): New function.
19644 (gate_dse): Merge results of new gate functions.
19645 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19646 (gate_handle_jump_bypass): Add dbg_cnt.
19647 (gate_handle_gcse): Add dbg_cnt.
19648 * ifcvt.c (gate_handle_if_conversion): Same.
19649 (gate_handle_if_after_combine): Same.
19650 (gate_handle_if_after_reload): Same.
19651 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19653 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19655 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19657 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19659 2008-02-26 Jason Merrill <jason@redhat.com>
19662 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19663 alone if it's the naming decl for the type's main variant.
19665 2008-02-26 Tom Tromey <tromey@redhat.com>
19667 * system.h (USE_MAPPED_LOCATION): Poison.
19668 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19669 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19670 (make_goto_expr_edges): Likewise.
19671 (remove_bb): Likewise.
19672 (execute_warn_function_return): Likewise.
19673 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19675 * c-common.c (fname_decl): Remove old location code.
19676 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19678 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19680 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19681 (gen_rtx_ASM_INPUT): Likewise.
19682 (gen_rtx_ASM_INPUT_loc): Likewise.
19683 (get_rtx_asm_OPERANDS): Remove.
19684 * cfglayout.c (insn_locators_alloc): Remove old location code.
19685 (set_curr_insn_source_location): Likewise.
19686 (curr_insn_locator): Likewise.
19687 * print-tree.c (print_node): Remove old location code.
19688 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19689 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19690 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19691 location_from_locus.
19692 (construct_exit_block): Remove old location code.
19693 * emit-rtl.c (force_next_line_note): Remove old location code.
19694 * profile.c (branch_prob): Remove old location code.
19695 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19696 LOC_LINE): Remove old-location variants.
19697 * langhooks.c (lhd_print_error_function): Remove old location
19699 * configure, config.in: Rebuilt.
19700 * configure.ac (--enable-mapped-location): Remove.
19701 * c-decl.c (c_init_decl_processing): Remove old location code.
19702 (finish_function): Likewise.
19703 * recog.c (decode_asm_operands): Remove old location code.
19704 * c-pch.c (c_common_read_pch): Remove old location code.
19705 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19707 * gimple-low.c (lower_function_body): Remove old location code.
19708 * toplev.c (unknown_location): Remove.
19709 (push_srcloc): Remove old-location variant.
19710 (process_options): Remove old location code.
19711 (lang_dependent_init): Likewise.
19712 * input.h (UNKNOWN_LOCATION): Move definition.
19713 (location_t): Undeprecate.
19714 (source_locus): Remove.
19715 (location_from_locus): Remove.
19716 (struct location_s): Remove.
19717 Remove all old-location code.
19718 (input_line, input_filename): Remove.
19719 * final.c (final_scan_insn): Remove old location code.
19720 * diagnostic.c (diagnostic_build_prefix): Remove
19721 USE_MAPPED_LOCATION test.
19722 * tree.h (gimple_stmt) <locus>: Now a location_t.
19723 (tree_exp) <locus>: Likewise.
19724 (DECL_IS_BUILTIN): Remove old-location variant.
19725 (annotate_with_file_line, annotate_with_locus): Likewise.
19726 (expr_locus, set_expr_locus): Update.
19727 * tree.c (build1_stat): Remove old location code.
19728 (last_annotated_node): Remove.
19729 (annotate_with_file_line): Remove old-location variant.
19730 (annotate_with_locus): Likewise.
19731 (expr_location): Remove old location code.
19732 (set_expr_location): Likewise.
19733 (expr_has_location): Likewise.
19734 (expr_locus): Likewise.
19735 (set_expr_locus): Likewise.
19736 (expr_filename): Don't use location_from_locus.
19737 (expr_lineno): Likewise.
19738 * rtl-error.c (location_for_asm): Remove old location code.
19739 * c-lex.c (cb_line_change): Remove old location code.
19740 (fe_file_change): Likewise.
19741 (cb_def_pragma): Likewise.
19742 (c_lex_with_flags): Likewise.
19743 * gengtype.c (do_typedef): Don't special-case location types.
19744 (define_location_structures): Remove.
19745 (main): Don't call define_location_structures.
19746 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19749 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19752 * builtins.def (BUILT_IN_STDARG_START): Remove.
19753 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19754 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19755 * tree-inline.c (inline_forbidden_p_1): Likewise.
19757 2008-02-26 Richard Guenther <rguenther@suse.de>
19759 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19760 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19761 (lookup_decl_from_uid): Declare.
19762 (remove_decl_from_map): Likewise.
19763 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19764 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19765 (decl_for_uid_map): New global hashtable mapping DECL_UID
19767 (init_ttree): Allocate it.
19768 (insert_decl_to_uid_decl_map): New helper function.
19769 (make_node_stat): Insert new decls into the map.
19770 (copy_node_stat): Likewise.
19771 (lookup_decl_from_uid): New function.
19772 (remove_decl_from_map): Likewise.
19773 (print_decl_for_uid_map_statistics): New helper.
19774 (dump_tree_statistics): Call it.
19776 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19777 (referenced_var_iterator): Adjust.
19778 (FOR_EACH_REFERENCED_VAR): Adjust.
19779 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19780 (num_referenced_vars): Adjust.
19781 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19782 (first_referenced_var): Remove.
19783 (end_referenced_vars_p): Likewise.
19784 (next_referenced_var): Likewise.
19785 (referenced_var_iterator_set): New helper function.
19786 * tree-dfa.c (referenced_var_lookup): Adjust.
19787 (referenced_var_check_and_insert): Likewise.
19788 (remove_referenced_var): Likewise.
19789 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19790 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19791 (verify_call_clobbering): Likewise.
19792 (verify_memory_partitions): Likewise.
19793 (init_tree_ssa): Allocate bitmap instead of hashtable for
19795 (delete_tree_ssa): Adjust.
19796 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19797 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19798 (compute_tag_properties): Likewise.
19799 (set_initial_properties): Likewise.
19800 (find_partition_for): Likewise.
19801 (update_reference_counts): Likewise.
19802 (dump_may_aliases_for): Likewise.
19803 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19804 (add_call_clobber_ops): Likewise.
19805 (add_call_read_ops): Likewise.
19806 (get_asm_expr_operands): Likewise.
19807 * tree-into-ssa.c (dump_decl_set): Likewise.
19808 (update_ssa): Likewise.
19809 * tree-sra.c (scan_function): Likewise.
19810 (decide_instantiations): Likewise.
19811 (scalarize_parms): Likewise.
19812 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19813 (dsa_named_for): Likewise.
19814 * tree-ssa-structalias.c (update_alias_info): Likewise.
19815 (merge_smts_into): Likewise.
19817 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19820 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19821 * c-opts.c (c_common_handle_option): Wall enables
19822 Wvolatile-register-var.
19823 * common.opt: Move Wvolatile-register-var to...
19826 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19828 * common.opt (Wlarger-than=): New.
19829 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19831 * opts.c (common_handle_option): Handle -Wlarger-than=.
19832 * optc-gen.awk: Likewise.
19833 * opth-gen.awk: Likewise.
19834 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19835 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19837 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19839 * c-common.c (match_case_to_enum_1): Add appropriate
19840 OPT_W* parameter to warning.
19841 (c_do_switch_warnings): Likewise.
19842 * c-typeck.c (warning_init): Add one more parameter following
19843 'warning' function.
19844 (push_init_level): Update call to warning_init.
19845 (pop_init_level): Likewise.
19846 (add_pending_init): Likewise.
19847 (output_init_element: Likewise.
19849 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19852 * toplev.c (toplev_main): If there are warnings or error, print
19853 errors for ignored options.
19854 * opts.c (ignored_options): New static variable.
19855 (postpone_unknown_option_error): New.
19856 (print_ignored_options): New.
19857 (handle_option): Postpone errors for unknown -Wno-* options.
19858 * opts.h (print_ignored_options): Declare.
19860 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19862 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19865 2008-02-25 Richard Guenther <rguenther@suse.de>
19868 2008-02-25 Richard Guenther <rguenther@suse.de>
19870 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19871 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19872 (lookup_decl_from_uid): Declare.
19873 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19874 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19875 (decl_for_uid_map): New global hashtable mapping DECL_UID
19877 (init_ttree): Allocate it.
19878 (insert_decl_to_uid_decl_map): New helper function.
19879 (make_node_stat): Insert new decls into the map.
19880 (copy_node_stat): Likewise.
19881 (lookup_decl_from_uid): New function.
19882 (print_decl_for_uid_map_statistics): New helper.
19883 (dump_tree_statistics): Call it.
19885 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19886 (referenced_var_iterator): Adjust.
19887 (FOR_EACH_REFERENCED_VAR): Adjust.
19888 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19889 (num_referenced_vars): Adjust.
19890 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19891 (first_referenced_var): Remove.
19892 (end_referenced_vars_p): Likewise.
19893 (next_referenced_var): Likewise.
19894 (referenced_var_iterator_set): New helper function.
19895 * tree-dfa.c (referenced_var_lookup): Adjust.
19896 (referenced_var_check_and_insert): Likewise.
19897 (remove_referenced_var): Likewise.
19898 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19900 (verify_call_clobbering): Likewise.
19901 (verify_memory_partitions): Likewise.
19902 (init_tree_ssa): Allocate bitmap instead of hashtable for
19904 (delete_tree_ssa): Adjust.
19905 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19906 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19907 (compute_tag_properties): Likewise.
19908 (set_initial_properties): Likewise.
19909 (find_partition_for): Likewise.
19910 (update_reference_counts): Likewise.
19911 (dump_may_aliases_for): Likewise.
19912 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19913 (add_call_clobber_ops): Likewise.
19914 (add_call_read_ops): Likewise.
19915 (get_asm_expr_operands): Likewise.
19916 * tree-into-ssa.c (dump_decl_set): Likewise.
19917 (update_ssa): Likewise.
19918 * tree-sra.c (scan_function): Likewise.
19919 (decide_instantiations): Likewise.
19920 (scalarize_parms): Likewise.
19921 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19922 (dsa_named_for): Likewise.
19923 * tree-ssa-structalias.c (update_alias_info): Likewise.
19924 (merge_smts_into): Likewise.
19926 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19929 * doc/invoke.texi (-fcx-limited-range): Document new option.
19930 * toplev.c (process_options): Handle -fcx-fortran-rules.
19931 * common.opt: Add documentation for -fcx-fortran-rules.
19933 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19936 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19937 actual behaviour and C99.
19939 2008-02-26 Ben Elliston <bje@au.ibm.com>
19941 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19942 (ASM_CPU_POWER6_SPEC): Likewise.
19943 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19944 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19945 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19947 2008-02-25 Richard Guenther <rguenther@suse.de>
19949 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19950 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19951 (lookup_decl_from_uid): Declare.
19952 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19953 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19954 (decl_for_uid_map): New global hashtable mapping DECL_UID
19956 (init_ttree): Allocate it.
19957 (insert_decl_to_uid_decl_map): New helper function.
19958 (make_node_stat): Insert new decls into the map.
19959 (copy_node_stat): Likewise.
19960 (lookup_decl_from_uid): New function.
19961 (print_decl_for_uid_map_statistics): New helper.
19962 (dump_tree_statistics): Call it.
19964 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19965 (referenced_var_iterator): Adjust.
19966 (FOR_EACH_REFERENCED_VAR): Adjust.
19967 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19968 (num_referenced_vars): Adjust.
19969 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19970 (first_referenced_var): Remove.
19971 (end_referenced_vars_p): Likewise.
19972 (next_referenced_var): Likewise.
19973 (referenced_var_iterator_set): New helper function.
19974 * tree-dfa.c (referenced_var_lookup): Adjust.
19975 (referenced_var_check_and_insert): Likewise.
19976 (remove_referenced_var): Likewise.
19977 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19978 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19979 (verify_call_clobbering): Likewise.
19980 (verify_memory_partitions): Likewise.
19981 (init_tree_ssa): Allocate bitmap instead of hashtable for
19983 (delete_tree_ssa): Adjust.
19984 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19985 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19986 (compute_tag_properties): Likewise.
19987 (set_initial_properties): Likewise.
19988 (find_partition_for): Likewise.
19989 (update_reference_counts): Likewise.
19990 (dump_may_aliases_for): Likewise.
19991 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19992 (add_call_clobber_ops): Likewise.
19993 (add_call_read_ops): Likewise.
19994 (get_asm_expr_operands): Likewise.
19995 * tree-into-ssa.c (dump_decl_set): Likewise.
19996 (update_ssa): Likewise.
19997 * tree-sra.c (scan_function): Likewise.
19998 (decide_instantiations): Likewise.
19999 (scalarize_parms): Likewise.
20000 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20001 (dsa_named_for): Likewise.
20002 * tree-ssa-structalias.c (update_alias_info): Likewise.
20003 (merge_smts_into): Likewise.
20005 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20008 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20009 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20010 * alias.h (nonoverlapping_memrefs_p): Likewise.
20012 2008-02-25 Jan Beulich <jbeulich@novell.com>
20014 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20015 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20016 __emultls_get_address, __emultls_register_common,
20017 __floatundi?f, and _Unwind_GetIPInfo.
20018 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20019 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20020 (gen_regparm_prefix): Likewise.
20021 (i386_nlm_encode_section_info): Sync with
20022 config/i386/winnt.c:i386_pe_encode_section_info().
20023 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20024 i386_nlm_mangle_decl_assembler_name): New.
20025 (netware_override_options): New.
20026 * config/i386/netware.h (netware_override_options): Declare.
20027 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20028 (i386_nlm_mangle_decl_assembler_name): Declare.
20029 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20031 2008-02-25 Ben Elliston <bje@au.ibm.com>
20034 * c-decl.c (grokdeclarator): Remove unused local variables
20035 `typedef_type' and `type_as_written'.
20037 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20038 unused local variable `has_hot_blocks'.
20039 (fix_crossing_conditional_branches): Remove unused local variable
20042 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20044 PR middle-end/19984
20045 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20046 using DEF_C99_BUILTIN.
20047 (BUILT_IN_NANF): Ditto.
20048 (BUILT_IN_NANL): Ditto.
20050 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20051 Revital Eres <eres@il.ibm.com>
20053 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20054 regarding the order of two dependent insns in the same row.
20056 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20058 * stor-layout.c (layout_decl): Do not bump the alignment of a
20059 bit-field to more than byte alignment if it is packed.
20061 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20063 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20066 2008-02-24 Diego Novillo <dnovillo@google.com>
20068 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20071 * tree-vrp.c (vrp_evaluate_conditional): With
20072 -Wtype-limits, emit a warning when comparing against a
20073 constant outside the natural range of OP0's type.
20074 * c.opt (Wtype-limits): Move ...
20075 * common.opt (Wtype-limits): ... here.
20077 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20079 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20080 * config/rs6000/e300c2c3.md: New file.
20081 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20083 (rs6000_override_options): Add e300c2 and e300c3 cases to
20084 processor_target_table. Do not allow usage of Altivec or Spe
20085 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20086 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20087 * config/rs6000/rs6000.h (processor_type): Add
20088 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20089 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20090 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20091 and ppce300c3. Include e300c2c3.md.
20093 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20095 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20096 instead of TARGET_STRICT_ALIGN.
20098 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20100 * explow.c (memory_address): Assert that the generated address is
20103 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20106 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20107 * config/darwin-ppc-ldouble-patch.def: New file.
20108 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20109 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20110 SUBTARGET_INIT_BUILTINS if defined.
20111 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20114 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20117 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20118 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20120 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20123 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20124 file" warning condtional on -Winvalid-PCH.
20126 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20128 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20130 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20134 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20135 prevent reload from using MMX registers.
20136 (*mov<mode>_internal): Ditto.
20137 (*movv2sf_internal_rex64): Ditto.
20138 (*movv2sf_internal): Ditto.
20140 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20142 PR documentation/31569
20143 * doc/install.texi2html: Use makeinfo --no-number-sections.
20145 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20147 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20148 ensure that we can address an entire entity > 8 bytes. Don't
20149 generate reg+reg addressing for such data.
20151 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20153 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20154 strings when optimizing for size, unless the target cares about
20157 2008-02-22 Tom Tromey <tromey@redhat.com>
20159 * regclass.c (current_pass): Remove declaration.
20161 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20163 * config/avr/libgcc.S (__RAMPZ__): Define.
20164 (__do_copy_data): Add for devices with 128KB code memory.
20166 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20168 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20170 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20172 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20174 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20177 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20180 * c-typeck.c (build_binary_op): Warn about floating point
20181 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20183 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20186 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20187 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20189 (rs6000_override_options): Set altivec_abi as default, not override,
20190 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20191 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20192 is used; use new member spe_abi.
20193 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20194 spe_abi and altivec_abi.
20196 2008-02-22 Tomas Bily <tbily@suse.cz>
20198 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20200 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20203 * config.build (build_file_translate): Set to `CMD //c' only if
20205 * Makefile.in (build_file_translate): Improve comment.
20207 2008-02-21 Jan Hubicka <jh@suse.cz>
20209 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20210 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20211 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20213 2008-02-21 Michael Matz <matz@suse.de>
20216 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20218 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20220 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20221 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20222 as insn constraint.
20223 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20224 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20225 SSE_VEC_FLOAT_MODE_P as insn constraint.
20226 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20227 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20228 sse4a_movntdf using MODEF mode iterator.
20229 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20230 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20231 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20232 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20233 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20234 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20235 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20237 2008-02-21 Richard Guenther <rguenther@suse.de>
20239 * tree.def (PAREN_EXPR): New tree code.
20240 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20242 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20243 * expr.c (expand_expr_real_1): Likewise.
20244 * tree-inline.c (estimate_num_insns_1): Likewise.
20245 * tree-complex.c (expand_complex_move): Likewise.
20246 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20249 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20252 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20254 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20257 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20259 * config/sh/sh.c (find_barrier): Don't go past
20260 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20262 2008-02-20 DJ Delorie <dj@redhat.com>
20264 * config/h8300/h8300.md (insv): Force source operand to be a register.
20266 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20267 as a jump, not as a plain insn.
20269 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20271 * doc/invoke.texi (Warning Options): Add new option
20272 -Wframe-larger-than=.
20273 (-Wframe-larger-than): Document.
20275 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20276 Add declarations for new option variables.
20278 * final.c (final_start_function): Check the frame size
20279 before emission and issue a Wframe-larger-than warning.
20281 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20282 Add definitions for new option variables.
20283 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20285 * common.opt (Wframe-larger-than=): New option.
20287 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20289 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20290 (<sse>_div<mode>3): Ditto.
20291 (<sse>_vmdiv<mode>3): Ditto.
20292 (<sse>_vmsqrt<mode>2): Ditto.
20293 (*smax<mode>3): Ditto.
20294 (sse5_frcz<mode>2): Ditto.
20295 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20296 as insn constraint.
20298 2008-02-20 Richard Guenther <rguenther@suse.de>
20300 PR middle-end/35265
20301 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20302 be happy with INTEGRAL_TYPE_P.
20304 2008-02-20 Richard Guenther <rguenther@suse.de>
20306 * fold-const.c (split_tree): Associate floatig-point expressions
20307 if flag_associative_math is set.
20309 2008-02-20 Richard Guenther <rguenther@suse.de>
20311 * tree.h (fold_real_zero_addition_p): Declare.
20312 * fold-const.c (fold_real_zero_addition_p): Export.
20313 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20314 floating-point operations with zero and one.
20316 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20318 * doc/install.texi: Correct references to CFLAGS, replacing them
20319 with BOOT_CFLAGS. Document flags used during bootstrap for
20322 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20324 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20325 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20326 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20328 (smin<mode>3): Ditto from similar patterns.
20329 (smax<mode>3): Ditto.
20330 (*ieee_smin<mode>3): Ditto.
20331 (*ieee_smax<mode>3): Ditto.
20332 * config/i386/sse.md (sse): New mode attribute.
20333 (mov<mode>): Macroize expander from movv4sf and movv2df using
20334 SSEMODEF2P mode iterator.
20335 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20336 SSE_VEC_FLOAT_MODE_P as insn constraint.
20337 (storent<mode>): Ditto.
20338 (storent<mode>): Macroize expander from storentsf and storentdf using
20339 MODEF mode iterator.
20340 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20341 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20342 (abs<mode>2): Ditto from similar patterns.
20343 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20344 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20345 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20346 (<sse>_vmsqrt<mode>2): Ditto.
20347 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20348 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20349 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20350 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20351 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20352 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20353 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20355 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20356 iterator and SSE_FLOAT_MODE_P as insn constraint.
20357 (<sse>_ucomi): Ditto from similar patterns.
20358 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20359 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20360 SSE_VEC_FLOAT_MODE_P as insn constraint.
20361 (vcond<mode>): Ditto from similar patterns.
20362 (and<mode>3, *and<mode>3): Ditto.
20363 (<sse>_nand<mode>3): Ditto.
20364 (ior<mode>3, *ior<mode>3): Ditto.
20365 (xor<mode>3, *xor<mode>3): Ditto.
20366 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20367 iterator and SSE_FLOAT_MODE_P as insn constraint.
20368 (*nand<mode>3): Ditto from similar patterns.
20369 (*ior<mode>3): Ditto.
20370 (*xor<mode>3): Ditto.
20372 2008-02-20 Ira Rosen <irar@il.ibm.com>
20374 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20375 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20376 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20378 2008-02-19 Jan Hubicka <jh@suse.cz>
20380 * predict.c (tree_bb_level_predictions): Remove variable next
20381 mistakely introduced by previous commit.
20383 2008-02-19 Jan Hubicka <jh@suse.cz>
20385 * predict.c (predict_paths_leading_to): Rewrite.
20386 (predict_paths_for_bb): New.
20387 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20389 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20392 * Makefile.in (build_file_translate): New.
20393 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20394 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20395 * configure.ac (build_file_translate): Substitute it.
20396 * configure: Regenerate.
20398 2008-02-19 Jan Hubicka <jh@suse.cz>
20400 PR rtl-optimization/34408
20401 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20404 2008-02-19 Jan Hubicka <jh@suse.cz>
20406 PR middle-end/28779
20407 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20410 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20413 * config/i386/i386-modes.def: Revert the last DI alignment
20414 change until Ada people can look into it.
20416 2008-02-19 Nick Clifton <nickc@redhat.com>
20418 * opts.c (print_specific_help): Fix typo in --help text.
20420 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20423 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20424 32-bit inline asm without asm alternatives for host GCC < 3.0.
20426 2008-02-19 Richard Guenther <rguenther@suse.de>
20428 PR tree-optimization/34989
20429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20430 Allow propagation to INDIRECT_REF if we can simplify only.
20432 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20434 * c-common.c (warn_for_collisions_1): Use appropriate option when
20437 2008-02-19 Nick Clifton <nickc@redhat.com>
20440 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20441 (handle_options): Fix indentation.
20442 (print_filtered_help): If no language-specific options were
20443 displayed tell the user how to list all the options supported by
20444 the language's front-end.
20445 (print_specific_help): Fix indentation and remove duplicate line.
20446 (common_handle_option): Handle the -v option.
20447 For --help enable the display of undocumented options if the -v
20448 switch has been included on the command line.
20449 For --help= check for overlaps in the arguments between the option
20450 classes and the language names and issue a warning when they
20451 cannot be disambiguated.
20452 * c.opt (v): Pass on to the common option handler.
20454 2008-02-19 Revital Eres <eres@il.ibm.com>
20456 * modulo-sched.c (sms_schedule): Change dump message when
20457 create_ddg function fails.
20458 (try_scheduling_node_in_cycle): Rename row to cycle.
20459 (print_partial_schedule): Rename CYCLE to ROW.
20461 2008-02-19 Christian Bruel <christian.bruel@st.com>
20462 Zdenek Dvorak <ook@ucw.cz>
20464 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20466 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20469 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20470 (*x86_movdicc_0_m1_se): Ditto.
20472 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20474 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20475 (CMPtype): Define as __gcc_CMPtype.
20476 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20477 (CMPtype): Define as __gcc_CMPtype.
20479 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20481 Support valgrind 3.3 for --enable-checking=valgrind.
20482 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20484 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20485 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20486 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20487 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20488 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20489 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20490 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20492 * ggc-zone.c: Similar.
20493 * ggc-page.c: Similar.
20495 2008-02-19 Paul Brook <paul@codesourcery.com>
20498 * config/arm/ieee754-df.S: Fix do_it typo.
20499 * config/arm/ieee754-sf.S: Fix do_it typo.
20501 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20504 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20505 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20506 (OPTION_MASK_ISA_SSE_SET): Likewise.
20507 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20508 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20509 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20510 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20511 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20512 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20513 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20514 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20515 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20516 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20517 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20518 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20519 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20520 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20521 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20522 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20523 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20524 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20525 (OPTION_MASK_ISA_SSE4): Removed.
20526 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20527 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20528 (override_options): Don't turn on implied SSE/MMX bits in
20531 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20533 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20536 2008-02-18 Joey Ye <joey.ye@intel.com>
20538 PR middle-end/34921
20539 * tree-nested.c (insert_field_into_struct): Set type alignment
20540 to field alignment if the former is less than the latter.
20542 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20544 * BASE-VER: Set to 4.4.0.
20546 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20548 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20549 * doc/cfg.texi: Likewise.
20550 * doc/extend.texi: Likewise.
20551 * doc/gty.texi: Likewise.
20552 * doc/invoke.texi: Likewise.
20553 * doc/loop.texi: Likewise.
20554 * doc/md.texi: Likewise.
20555 * doc/passes.texi: Likewise.
20556 * doc/rtl.texi: Likewise.
20557 * doc/sourcebuild.texi: Likewise.
20558 * doc/tm.texi: Likewise.
20559 * doc/tree-ssa.texi: Likewise.
20561 2008-02-17 Richard Guenther <rguenther@suse.de>
20563 PR middle-end/35227
20564 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20565 without default definition.
20567 2008-02-17 Richard Guenther <rguenther@suse.de>
20569 PR tree-optimization/35231
20570 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20573 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20576 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20577 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20578 libgcc_cmp_return mode.
20580 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20583 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20585 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20587 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20590 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20592 * doc/c-tree.texi: Use `@.' where appropriate.
20593 * doc/extend.texi: Likewise.
20594 * doc/install.texi: Likewise.
20595 * doc/invoke.texi: Likewise.
20596 * doc/loop.texi: Likewise.
20597 * doc/makefile.texi: Likewise.
20598 * doc/md.texi: Likewise.
20599 * doc/passes.texi: Likewise.
20600 * doc/standards.texi: Likewise.
20601 * doc/tm.texi: Likewise.
20603 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20605 PR middle-end/35196
20606 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20608 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20609 rather than in entry_bb.
20611 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20613 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20614 libgcc_cmp_return mode.
20616 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20618 PR middle-end/35130
20619 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20620 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20622 2008-02-15 Richard Guenther <rguenther@suse.de>
20623 Zdenek Dvorak <ook@ucw.cz>
20625 PR tree-optimization/35164
20626 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20627 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20628 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20629 Only propagate addresses which do not have abnormal SSA_NAMEs
20632 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20635 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20637 2008-02-15 Jan Hubicka <jh@suse.cz>
20639 PR middle-end/35149
20640 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20642 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20644 PR middle-end/34621
20645 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20646 when calculating alignment_pad.
20648 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20650 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20651 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20652 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20653 and STACK_BOUNDARY define.
20655 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20657 PR preprocessor/35061
20658 * c-pragma.c (handle_pragma_pop_macro): Check that
20659 pushed_macro_table has been allocated.
20661 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20663 PR middle-end/35136
20664 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20665 (force_gimple_operand): Likewise.
20666 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20667 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20668 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20669 (find_interesting_uses_address): Check addressability and alignment
20670 of the base expression only after substituting bases of IVs into it.
20672 2008-02-14 Michael Matz <matz@suse.de>
20675 * function.c (instantiate_virtual_regs_in_insn): Reload address
20676 before falling back to reloading the whole operand.
20678 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20680 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20681 before the first section switch note.
20683 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20685 * doc/bugreport.texi: Update copyright years.
20686 * doc/c-tree.texi: Likewise.
20687 * doc/cfg.texi: Likewise.
20688 * doc/cpp.texi: Likewise.
20689 * doc/cppinternals.texi: Likewise.
20690 * doc/fragments.texi: Likewise.
20691 * doc/frontends.texi: Likewise.
20692 * doc/gcc.texi: Likewise.
20693 * doc/gty.texi: Likewise.
20694 * doc/hostconfig.texi: Likewise.
20695 * doc/implement-c.texi: Likewise.
20696 * doc/libgcc.texi: Likewise.
20697 * doc/loop.texi: Likewise.
20698 * doc/makefile.texi: Likewise.
20699 * doc/options.texi: Likewise.
20700 * doc/passes.texi: Likewise.
20701 * doc/rtl.texi: Likewise.
20702 * doc/sourcebuild.texi: Likewise.
20703 * doc/standards.texi: Likewise.
20704 * doc/tree-ssa.texi: Likewise.
20705 * doc/trouble.texi: Likewise.
20707 * doc/extend.texi: Use @: or add comma where appropriate.
20708 * doc/invoke.texi: Likewise.
20709 * doc/tm.texi: Likewise.
20711 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20714 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20717 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20719 * doc/md.texi (clz, ctz): Add reference.
20720 * doc/rtl.texi (clz, ctz): Likewise.
20722 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20725 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20728 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20730 * config/s390/s390.c (struct constant_pool): New field
20731 emit_pool_after added.
20732 (s390_mainpool_start): Set the emit_pool_after flag according
20733 to the section switch notes.
20734 (s390_mainpool_finish): Consider emit_pool_after when emitting
20735 the literal pool at the end of the function.
20736 (s390_chunkify_start): Force literal pool splits at section
20739 2008-02-13 Michael Matz <matz@suse.de>
20742 * var-tracking.c (clobber_variable_part): Correctly traverse the
20745 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20748 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20749 Add -fdump-ipa-inline.
20750 * tree-dump.c (dump_files): Remove tree-inlined dump.
20751 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20753 2008-02-12 Richard Guenther <rguenther@suse.de>
20755 PR tree-optimization/35171
20756 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20759 2008-02-12 Richard Guenther <rguenther@suse.de>
20761 PR middle-end/35163
20762 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20763 value-preserving mode. Disallow final truncation.
20765 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20767 PR middle-end/35136
20768 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20769 code from here to...
20770 (force_gimple_operand): ...here.
20772 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20775 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20776 non-compatible pointers.
20777 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20778 different FIELD_DECLs, try harder by comparing field offsets, sizes
20781 PR inline-asm/35160
20782 * function.c (match_asm_constraints_1): Don't replace the same input
20785 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20787 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20788 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20789 (expand_epilogue): Restore RAMPZ register.
20790 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20792 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20794 * config/i386/cygwin.asm: (__alloca): Correct calling
20795 convention and alignment.
20796 (__chkstk): Force 8 byte stack alignment.
20798 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20799 Richard Guenther <rguenther@suse.de>
20801 PR tree-optimization/33992
20802 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20803 the zero we compare against.
20805 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20807 PR libfortran/35063
20808 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20809 to CloseHandle after unlocking to prevent accumulation of handle
20812 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20814 PR middle_end/34150
20815 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20816 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20817 and update LABEL_NUSES during and after reload.
20819 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20821 PR middle-end/34627
20822 * combine.c (simplify_if_then_else): Make sure the comparison is
20823 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20825 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20828 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20829 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20830 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20831 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20832 * tree.h (get_type_static_bounds): Likewise.
20834 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20836 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20837 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20838 Make -Wfoo language annotations match what the compiler outputs.
20840 2008-02-08 Sa Liu <saliu@de.ibm.com>
20842 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20843 intrinsics spu_convts, spu_convtu, spu_convtf.
20845 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20847 * doc/extend.texi (Function Attributes) <noinline>: Mention
20848 asm ("") as method to keep calls.
20850 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20853 * doc/options.texi (Options): Replace references to opts.sh with
20855 * opts-common.c: Likewise.
20856 * optc-gen.awk: Likewise.
20858 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20860 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20862 2008-02-07 Richard Henderson <rth@redhat.com>
20865 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20866 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20869 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20871 PR tree-optimization/35085
20872 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20873 for operand entry oe2 in addition to operand entry oe3 in order to
20874 expose more opportunities for vectorizer sum reduction.
20876 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20879 * Makefile.in (LIBS): Remove $(GMPLIBS).
20880 (cc1-dummy, cc1): Add $(GMPLIBS).
20882 2008-02-06 Jan Hubicka <jh@suse.cz>
20885 * i386.md (moddf_integer): Do not produce partial memory stalls for
20886 targets where it hurts.
20888 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20891 * optabs.c (expand_float): Do not check for decimal modes when
20892 expanding unsigned integer through signed conversion.
20894 2008-02-06 Nick Clifton <nickc@redhat.com>
20896 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20897 inside the clobber with a match_operand and duplicated operand
20898 number in the constraint.
20899 (ineqbranchsi): Delete redundant comment.
20901 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20903 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20904 builtin_define ("__USE_INIT_FINI__").
20905 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20907 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20909 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20911 PR documentation/30330
20912 * doc/invoke.texi (C++ Dialect Options)
20913 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20914 For each warning option -Wfoo that allows -Wno-foo, ensure both
20915 -Wfoo and -Wno-foo are listed in the option index. Fix index
20916 entry of -Wswitch-default, index -Wnormalized= including the
20917 `=', and -Wlarger-than-@var{len} including @var{len}.
20919 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20921 * config/i386/i386.md (floatunssisf2): Use
20922 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20923 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20924 Macroize expander using MODEF mode iterator.
20926 2008-02-05 Diego Novillo <dnovillo@google.com>
20928 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20931 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20933 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20936 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20938 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20941 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20942 to indicate if a message should be generated.
20943 (init_cumulative_args): Updated.
20944 (function_value_32): Likewise.
20946 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20948 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20950 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20953 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20954 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20956 2008-02-04 Diego Novillo <dnovillo@google.com>
20958 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20961 * tree-vrp.c (vrp_evaluate_conditional): With
20962 -Wtype-limits, emit a warning when comparing against a
20963 constant outside the natural range of OP0's type.
20965 2008-02-04 Richard Guenther <rguenther@suse.de>
20967 PR middle-end/33631
20968 * expr.c (count_type_elements): Give for unions instead of
20971 2008-02-04 Richard Guenther <rguenther@suse.de>
20973 PR middle-end/35043
20974 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20975 to TYPE_DOMAINs base type instead of using bitsizetype here.
20977 2008-02-03 Jason Merrill <jason@redhat.com>
20979 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20981 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20984 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20985 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20986 (RS/6000 and PowerPC Options): Fix typos and markup.
20987 * doc/passes.texi (Tree-SSA passes): Likewise.
20989 2008-02-02 Michael Matz <matz@suse.de>
20992 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20993 from record_last_reg_set_info.
20994 (record_last_reg_set_info): Take an RTX argument, iterate over all
20995 constituent hardregs.
20996 (record_last_set_info, record_opr_changes): Change calls to
20997 new signature or to record_last_reg_set_info_regno.
20999 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21001 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21003 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21005 PR rtl-optimization/34773
21006 * reg-notes.def (EQUAL): Mention significance of combination of
21007 REG_EQUAL and REG_RETVAL.
21008 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21009 insn that has a REG_RETVAL.
21011 2008-02-01 Roger Sayle <roger@eyesopen.com>
21014 * configure.ac (--enable-fixed-point): Disable unless explicitly
21016 * configure: Regenerate.
21018 2008-02-01 Richard Guenther <rguenther@suse.de>
21021 * invoke.texi (-finline-limit): Remove no longer true parts
21022 of the documentation. Note that there is no default value.
21024 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21025 Mark Mitchell <mark@codesourcery.com>
21026 Ben Elliston <bje@au.ibm.com>
21029 * doc/extend.texi (Other Builtins): Document.
21031 2008-01-31 Tom Browder <tom.browder@gmail.com>
21033 * doc/c-tree.texi (Types): Fix grammar.
21034 (Expression trees): Ditto.
21035 * doc/passes.texi (Tree-SSA passes): Ditto.
21037 * doc/configterms.texi (Configure Terms): Fix typo.
21038 * doc/cpp.texi (Common Predefined Macros): Ditto.
21039 * doc/md.texi (Machine Constraints): Ditto.
21041 * doc/makefile.texi (Makefile): Add comma.
21043 2008-01-31 Tom Browder <tom.browder@gmail.com>
21044 Gerald Pfeifer <gerald@pfeifer.com>
21046 * doc/sourcebuild.texi (Front End): Remove references to CVS
21047 and CVSROOT/modules.
21048 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21049 (Back End): Remove reference to CVS.
21051 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21054 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21056 (mips16_gp_pseudo_reg): ...here.
21057 * config/mips/mips.md (load_const_gp): Replace with...
21058 (load_const_gp_<mode>): ...this :P-based insn.
21060 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21062 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21063 options. Minor fixes.
21064 (-std): Move reference to standards closer to where language
21065 standards are first mentioned.
21067 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21069 PR rtl-optimization/34995
21070 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21071 parameter and return a bool. If the rtx parameter is nonnull,
21072 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21073 (find_reloads): Update call accordingly. Pass the new operand
21074 if it needed no address reloads, otherwise pass null.
21076 2008-01-30 Richard Henderson <rth@redhat.com>
21079 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21080 for unbounded arrays.
21082 2008-01-30 Silvius Rus <rus@google.com>
21084 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21086 2008-01-30 Jan Hubicka <jh@suse.cz>
21089 * i386.c (init_cumulative_args): Use real function declaration when
21092 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21094 PR rtl-optimization/34998
21095 * global.c (build_insn_chain): Treat non-subreg_lowpart
21096 SUBREGs of pseudos as clobbering all the words covered by the
21097 SUBREG, not just all the bytes.
21098 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21099 original df_ref rather than an extract parameter.
21100 (global_conflicts): Update call accordingly.
21102 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21104 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21105 the overflow check to make it easier to read.
21106 (__fixtfdi): Change the type of the ll member in union
21107 long_double to UDItype_x.
21109 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21111 PR middle-end/34969
21112 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21113 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21114 * tree-inline.c (fold_marked_statements): Call
21115 cgraph_update_edges_for_call_stmt if folding a call statement.
21116 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21117 debug_generic_stmt calls, reset it back afterwards.
21120 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21122 * c-typeck.c (build_external_ref): Don't pedwarn about
21123 static vars in current function's scope.
21125 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21127 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21129 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21132 * ipa-struct-reorg.c: Fix spelling.
21133 * params.def: Ditto.
21135 2008-01-29 Richard Guenther <rguenther@suse.de>
21137 PR middle-end/35006
21138 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21140 * tree-inline.c (remap_type): Increment remapping_type_depth
21141 around remapping types.
21142 (copy_body_r): Only add referenced variables if they are referenced
21143 from code, not types.
21145 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21156 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21157 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21159 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21162 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21163 pointer for tiny stack.
21165 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21167 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21169 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21171 * config/vx-common.h: Fix typo in comment.
21173 2008-01-28 Ian Lance Taylor <iant@google.com>
21177 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21178 coalesce pointers if they have different DECL_NO_TBAA_P values.
21179 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21180 between variables with different DECL_NO_TBAA_P values.
21182 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21185 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21186 are not legitimate small data references on SPE targets.
21188 2008-01-28 David Daney <ddaney@avtrex.com>
21190 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21192 2008-01-28 David Daney <ddaney@avtrex.com>
21194 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21196 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21198 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21199 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21200 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21201 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21202 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21203 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21204 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21205 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21207 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21209 * basic-block.h (condjump_equiv_p): Fix comment.
21211 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21213 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21214 print_generic_stmt_indented): Fix comment.
21216 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21218 * configure.ac (__stack_chk_fail): Add detecion for availability
21219 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21220 * configure: Regenerate.
21222 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21224 PR middle-end/34688
21225 * final.c (output_addr_const): Handle TRUNCATE.
21227 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21230 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21231 (zero_cost, infinite_cost): New constants.
21232 (struct cost_pair): Change type of cost to comp_cost.
21233 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21234 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21236 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21237 split_address_cost, ptr_difference_cost, difference_cost,
21238 get_computation_cost_at, get_computation_cost,
21239 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21240 determine_use_iv_cost_condition, determine_use_iv_costs,
21241 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21242 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21243 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21244 Change type of cost to comp_cost.
21245 (determine_iv_cost): Increase cost of non-original ivs, instead
21246 of decreasing the cost of original ones.
21247 (get_address_cost): Indicate the complexity of the addressing mode
21249 (try_add_cand_for): Prefer using ivs not specific to some object.
21250 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21252 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21253 Janis Johnson <janis187@us.ibm.com>
21256 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21257 (TARGET_INSTANTIATE_DECLS): Likewise.
21258 * target.h (expand_to_rtl_hook): New target hook.
21259 (instantiate_decls): Likewise.
21260 * function.c (instantiate_decl): Make non-static. Rename to...
21261 (instantiate_decl_rtl): ... this.
21262 (instantiate_expr): Use instantiate_decl_rtl.
21263 (instantiate_decls_1): Likewise.
21264 (instantiate_decls): Likewise.
21265 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21266 * function.h (instantiate_decl_rtl): Add prototype.
21267 * cfgexpand.c (target.h): New include.
21268 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21269 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21270 (TARGET_INSTANTIATE_DECLS): Likewise.
21271 (TARGET_INITIALIZER): New target hooks added.
21272 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21274 * config/rs6000/rs6000.c (tree-flow.h): New include.
21275 (machine_function): Add sdmode_stack_slot field.
21276 (rs6000_alloc_sdmode_stack_slot): New function.
21277 (rs6000_instantiate_decls): Likewise.
21278 (rs6000_secondary_memory_needed_rtx): Likewise.
21279 (rs6000_check_sdmode): Likewise.
21280 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21281 (TARGET_INSTANTIATE_DECLS): Likewise.
21282 (rs6000_hard_regno_mode_ok): Allow SDmode.
21283 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21284 (rs6000_emit_move): Handle SDmode.
21285 (function_arg_advance): Likewise.
21286 (function_arg): Likewise.
21287 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21288 SDmode var args for 32-bit compiles.
21289 (rs6000_secondary_reload_class): Handle SDmode.
21290 (rs6000_output_function_epilogue): Likewise.
21291 (rs6000_function_value): Simplify if statement.
21292 (rs6000_libcall_value): Likewise.
21293 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21294 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21295 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21296 (movsd_hardfloat): New define_insn.
21297 (movsd_softfloat): Likewise.
21298 (movsd_store): Likewise.
21299 (movsd_load): Likewise.
21300 (extendsddd2): Likewise.
21301 (extendsdtd2): Likewise.
21302 (truncddsd2): Likewise.
21303 (movdd_hardfloat64): Fixup comment.
21304 (UNSPEC_MOVSD_LOAD): New constant.
21305 (UNSPEC_MOVSD_STORE): Likewise.
21307 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21310 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21312 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21313 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21314 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21315 and TRUTH_XOR_EXPR.
21317 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21320 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21321 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21322 __LONGDOUBLE128 too.
21323 * config/rs6000/aix61.h: New file.
21325 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21327 PR rtl-optimization/34959
21328 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21329 popcount and parity rtxes the same mode as their operand.
21330 Truncate or extend the result to the return value's mode
21333 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21336 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21337 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21338 to GOT_VERSION_REGNUM.
21339 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21340 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21341 * config/mips/mips.c (mips_emit_call_insn): New function.
21342 (mips_call_tls_get_addr): Call mips_expand_call directly.
21343 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21345 (mips16_build_call_stub): Likewise. Return the call insn or null.
21346 (mips_expand_call): Update the call to mips16_build_call_stub
21347 accordingly and a remove redundant condition. Assert that MIPS16
21348 stubs do not use lazy binding. Use mips_emit_call_insn and return
21350 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21352 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21353 (mips_avoid_hazard): Remove hazard_set handling.
21354 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21355 (UNSPEC_RESTORE_GP): ...this.
21356 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21357 (FAKE_CALL_REGNO): Rename to...
21358 (GOT_VERSION_REGNUM): ...this.
21359 (type): Add "ghost" value. Add an associated insn reservation.
21360 (hazard_set): Remove.
21361 (exception_receiver): Rename to...
21362 (restore_gp): ...this and update the unspec identifier accordingly.
21363 (exception_receiver, nonlocal_got_receiver): New expanders.
21364 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21365 FAKE_CALL_REGNO. Remove hazard_set attribute.
21366 (set_got_version, update_got_version): New patterns.
21368 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21371 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21373 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21376 * doc/install.texi2html: Generate gcc-vers.texi.
21378 2008-01-25 DJ Delorie <dj@redhat.com>
21380 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21382 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21384 * config/c4x: Remove directory.
21385 * config.gcc (crx-*, mt-*): Mark obsolete.
21386 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21387 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21388 sh-*-rtemscoff*): Remove cases.
21389 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21390 * real.c (encode_c4x_single, decode_c4x_single,
21391 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21392 c4x_extended_format): Remove.
21393 * real.h (c4x_single_format, c4x_extended_format): Remove.
21394 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21396 (Pragmas): Remove comment about c4x pragmas.
21397 * doc/install.texi (c4x): Remove target-specific instructions.
21398 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21399 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21400 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21401 refer to C4x source files as examples.
21402 (C4X_FLOAT_FORMAT): Remove documentation.
21404 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21406 * config/bfin/bfin.c (override_options): Reorder tests so that
21407 flag_pic gets enabled for -msep-data.
21409 2008-01-25 Richard Guenther <rguenther@suse.de>
21411 PR middle-end/32244
21412 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21413 to its bitfield precision if required.
21415 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21417 PR middle-end/33880
21418 * tree-nested.c (walk_omp_for): New function.
21419 (convert_nonlocal_reference, convert_local_reference): Call
21420 walk_omp_for on OMP_FOR.
21421 (convert_call_expr): Call walk_body on OMP_FOR's
21422 OMP_FOR_PRE_INIT_BODY.
21424 2008-01-25 Richard Guenther <rguenther@suse.de>
21426 PR tree-optimization/34966
21427 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21428 default defs and PHI_NODEs we have to insert after the
21429 defining statement.
21431 2008-01-24 Nick Clifton <nickc@redhat.com>
21433 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21434 Provide a default definition.
21435 (LIBGCC2_UNITS_PER_WORD): Likewise.
21437 * config/stormy16/stormy16.c: Include df.h for the prototype
21438 for df_regs_ever_live_p.
21439 (xstormy16_expand_builtin_va_start): Convert the stack offset
21440 into a component_ref and then use POINTER_PLUS_EXPR to add it
21441 to the incoming_virtual_args_rtx.
21442 (xstormy16_gimplify_va_arg_expr): Rename to
21443 xstormy16_gimplify_va_arg_expr.
21444 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21445 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21446 xstormy16_gimplify_va_arg_expr.
21447 Fix up some formatting issues.
21449 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21450 Move to predicates.md.
21451 (xs_hi_general_operand): Likewise.
21452 (xs_hi_nonmemory_operand): Likewise.
21453 * config/stormy16/predicates.md:
21454 (xstormy16_carry_plus_operand): New predicate.
21455 (xs_hi_general_operand): New predicate.
21456 (xs_hi_nonmemory_operand): New predicate.
21457 * config/stormy16/stormy16-protos.h:
21458 (xstormy16_carry_plus_operand): Delete prototype.
21459 (xs_hi_general_operand): Likewise.
21460 (xs_hi_nonmemory_operand): Likewise.
21462 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21463 modifiers as they are no longer needed and they can trigger
21464 reload spill failures.
21466 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21467 with a match_operand in order to help reload.
21469 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21470 constraint with 'e' for the 8th alternative as this version of
21471 the mov.w instruction only accepts the lower 8 registers.
21473 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21476 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21477 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21480 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21482 PR middle-end/33333
21483 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21485 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21487 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21489 (remove_structure): Update allocations list before removing structure.
21491 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21493 * ipa-struct-reorg.c (is_safe_cond_expr,
21494 create_new_stmts_for_cond_expr): Use integer_zerop function,
21495 that recognize not only zero-pointer, but zero-integer too.
21497 2008-01-25 Ben Elliston <bje@au.ibm.com>
21500 * fixproto: Escape "." in sed expression that strips leading "./".
21502 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21505 * gcc.c (SWITCH_OK): Removed.
21506 (SWITCH_LIVE): Changed to bit.
21507 (SWITCH_FALSE): Likewise.
21508 (SWITCH_IGNORE): Likewise.
21509 (switchstr): Change live_cond to unsigned int.
21510 (process_command): Replace SWITCH_OK with 0.
21511 (do_self_spec): Likewise.
21512 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21513 (give_switch): Likewise.
21514 (used_arg): Likewise.
21515 (do_spec_1): Set the SWITCH_IGNORE bit.
21516 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21517 bits. Set the SWITCH_LIVE bit.
21519 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21521 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21523 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21525 PR tree-optimization/34472
21526 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21527 parameter to a "bool *" and set *DATA to false if there is
21528 an unsafe access. Do not delete the structure here.
21529 (check_cond_exprs): Delete it here instead.
21530 (check_cond_exprs, exclude_cold_structs): Do not increase
21531 I when removing a structure.
21533 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21536 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21537 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21539 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21541 PR middle-end/34934
21542 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21543 a fixed vector for stack.
21545 2008-01-24 Ben Elliston <bje@au.ibm.com>
21548 * doc/gcc.texi (Software development): Add a direntry for g++.
21550 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21552 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21553 stale and straggling -fforce-addr comments above.
21555 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21557 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21558 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21560 2008-01-23 Michael Matz <matz@suse.de>
21563 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21566 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21568 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21569 malloc result type.
21571 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21573 * config/avr/avr.c (avr_current_arch): New variable.
21574 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21575 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21576 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21577 (avr_override_options): Init 'avr_current_arch'.
21578 (base_arch_s): Move from here...
21579 * config/avr/avr.h (base_arch_s): ... here. Add new members
21580 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21581 'mega' to 'have_jmp_call'.
21582 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21583 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21585 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21587 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21588 MULTILIB_MATCHES): Ditto.
21590 2008-01-23 Richard Guenther <rguenther@suse.de>
21592 PR middle-end/31529
21593 * cgraphunit.c (cgraph_reset_node): Always mark the node
21594 not reachable if it is not queued already.
21596 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21598 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21599 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21600 (cputype_selected): New static variable.
21601 (bfin_handle_option): Set it if -mcpu is used.
21602 (override_option): Select default set of workarounds if no cpu type
21603 selected on the command line.
21604 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21606 From Michael Frysinger <michael.frysinger@analog.com>
21607 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21608 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21610 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21611 for bf547, bf523, bf524, and bf526.
21612 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21614 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21615 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21616 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21617 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21618 * doc/invoke.texi (Blackfin Options): Document that
21619 -mcpu now accept bf547, bf523, bf524, and bf526.
21621 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21623 PR rtl-optimization/34628
21624 * combine.c (try_combine): Stop and undo after the first combination
21625 if an autoincrement side-effect on the first insn has effectively
21628 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21631 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21632 Offset addresses are not valid for Altivec or paired float modes.
21634 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21637 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21638 if DECL_INITIAL (decl) is error_mark_node.
21641 * c-common.c (handle_vector_size_attribute): Only allow
21642 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21643 the same way as pointer, array etc. types.
21644 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21647 * tree.c (build_type_attribute_qual_variant): Call
21648 build_qualified_type if attributes are equal, but quals are not.
21650 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21653 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21654 * flags.h (warn_strict_aliasing): Remove.
21655 (warn_strict_overflow): Remove.
21656 * opts.c (warn_strict_aliasing): Remove.
21657 (warn_strict_overflow): Remove.
21658 * c-opts.c (c_common_handle_option): -Wall only sets
21659 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21660 (c_common_post_options): Give default values to -Wstrict-aliasing
21661 and -Wstrict-overflow if they are uninitialized.
21662 * common.opt (Wstrict-aliasing): Specify Var and Init.
21663 (Wstrict-overflow): Likewise.
21665 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21667 PR rtl-optimization/26854
21668 PR rtl-optimization/34400
21669 PR rtl-optimization/34884
21670 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21672 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21673 (df_rd_bb_info.expanded_lr_out): Deleted
21674 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21675 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21676 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21677 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21678 Removed code to allocate, initialize or free expanded_lr_out.
21679 (df_rd_bb_local_compute_process_def): Restructured to make more
21681 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21682 sets if the sets are being trimmed.
21684 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21687 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21688 (as_vers): Likewise.
21689 * configure: Regenerated.
21691 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21693 PR middle-end/33092
21694 * tree-pass.h (pass_build_alias): New pass.
21695 * tree-ssa-alias.c (gate_build_alias): New.
21696 (pass_build_alias): New.
21697 * passes.c (init_optimization_passes): Add pass_build_alias after
21698 pass_create_structure_vars.
21700 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21702 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21703 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21704 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21705 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21706 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21707 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21708 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21709 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21710 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21711 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21712 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21713 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21714 * config/s390/s390.md (FP_ALL): New mode iterator.
21715 (_d): New mode attribute.
21716 ("*signbit<mode>2>"): Changed mode of first operand.
21717 ("isinf<mode>2"): Changed mode of first operand.
21718 ("*TDC_insn"): Adaptation for DFP modes.
21720 2008-01-22 Ben Elliston <bje@au.ibm.com>
21722 * tree.c (check_qualified_type): Improve function description.
21724 2008-01-21 Jason Merrill <jason@redhat.com>
21727 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21728 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21731 2008-01-21 DJ Delorie <dj@redhat.com>
21733 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21736 2008-01-21 Richard Guenther <rguenther@suse.de>
21738 PR middle-end/34856
21739 * tree-cfg.c (verify_expr): Allow all invariant expressions
21740 instead of just constant class ones as reference argument.
21741 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21742 like any other constant.
21743 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21745 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21747 * regmove.c (fixup_match_1): Update call crossed frequencies.
21749 2008-01-21 Richard Guenther <rguenther@suse.de>
21752 * tree-inline.c (setup_one_parameter): Deal with mismatched
21753 types using a VIEW_CONVERT_EXPR.
21755 2008-01-21 Alon Dayan <alond@il.ibm.com>
21756 Olga Golovanevsky <olga@il.ibm.com>
21758 PR tree-optimization/34701
21759 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21760 when the structure size is not a power of 2.
21762 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21764 * doc/install.texi: Add doc for --enable-checking=df.
21766 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21768 PR rtl-optimization/34808
21769 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21771 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21773 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21776 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21778 PR rtl-optimization/26854
21779 PR rtl-optimization/34400
21780 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21782 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21783 (df_rd_bb_info.expanded_lr_out): New.
21784 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21785 * loop_iv.c (iv_analysis_loop_init): Ditto.
21786 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21787 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21788 Added code to allocate, initialize or free expanded_lr_out.
21789 (df_rd_bb_local_compute_process_def): Restructured to make
21790 more understandable.
21791 (df_rd_confluence_n): Add code to do nothing with fake edges and
21792 code to no apply invalidate_by_call sets if the sets are being trimmed.
21793 (df_lr_local_finalize): Renamed to df_lr_finalize.
21794 (df_live_local_finalize): Renamed to df_live_finalize.
21796 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21799 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21800 deciding whether to use reciprocal instructions.
21802 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21804 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21805 dwarf2out_note_section_used if cold_text_section is NULL.
21807 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21809 PR gcov-profile/34610
21810 * tree-cfg.c (make_edges): Mark both outgoing edges from
21811 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21812 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21813 from OMP_FOR and OMP_CONTINUE outgoing edges.
21815 * tree-profile.c (tree_profiling): Return early if
21816 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21818 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21819 from cfun to child_cfun.
21820 * function.h (struct function): Add after_tree_profile bit.
21822 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21824 * config/avr/avr.S (_exit): Disable interrupt.
21826 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21827 Steven Bosscher <stevenb.gcc@gmail.com>
21829 PR rtl-optimization/26854
21830 PR rtl-optimization/34400
21831 * df-problems.c (df_live_scratch): New scratch bitmap.
21832 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21833 (df_live_reset): Clear the proper bitmaps.
21834 (df_live_bb_local_compute): Only process the artificial defs once
21835 since the order is not important.
21836 (df_live_init): Init the df_live sets only with the variables
21837 found live by df_lr.
21838 (df_live_transfer_function): Use the df_lr sets to prune the
21839 df_live sets as they are being computed.
21840 (df_live_free): Free df_live_scratch.
21842 2008-01-18 Ian Lance Taylor <iant@google.com>
21844 * common.opt: Add fmerge-debug-strings.
21845 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21846 flag_merge_debug_strings rather than flag_merge_constants.
21847 * doc/invoke.texi (Option Summary): Mention
21848 -fmerge-debug-strings.
21849 (Debugging Options): Document -fmerge-debug-strings.
21851 2008-01-18 Ian Lance Taylor <iant@google.com>
21854 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21855 (struct tree_function_decl): Add new field operator_new_flag.
21856 * tree-inline.c (expand_call_inline): When inlining a call to
21857 operator new, force the return value to go into a variable, and
21858 set DECL_NO_TBAA_P on that variable.
21859 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21861 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21864 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21865 DWARF2_DEBUGGING_INFO.
21866 (dwarf2out_note_section_used): Ditto. Add prototype.
21867 (have_multiple_function_sections, text_section_used,
21868 cold_text_section_used, *cold_text_sections): Move declarations
21871 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21873 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21874 field and add signal_ra.
21875 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21876 assignments to frame state pc. Move end of stack check after
21877 MD_FALLBACK_FRAME_STATE_FOR.
21878 (uw_update_context_1): Use frame state signal_regs if set, instead
21879 of checking signal_frame flag.
21880 (uw_update_context): Use frame state signal_ra if set.
21881 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21882 * config/xtensa/linux-unwind.h: New file.
21884 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21886 * modulo-sched.c (get_sched_window): Fix comment typo.
21888 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21890 PR tree-optimization/34648
21891 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21893 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21895 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21896 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21898 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21900 PR rtl-optimization/34400
21901 * df-core.c (df_worklist_dataflow_overeager,
21902 df_worklist_dataflow_doublequeue): New functions.
21903 (df_worklist_dataflow): Two different worklist solvers.
21904 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21907 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21910 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21911 and ftree-parallelize-loops.
21913 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21915 PR rtl-optimization/34826
21916 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21918 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21920 * global.c (find_reg): Mark the eh regs as used if necessary.
21921 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21922 * ra.h (struct allocno): no_eh_reg field added. Changed
21923 no_stack_reg type to bitfield.
21925 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21927 * tree.c (substitute_in_expr): Add missing 'break'.
21929 2008-01-17 Richard Guenther <rguenther@suse.de>
21931 PR tree-optimization/34825
21932 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21933 x / x as division to handle.
21935 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21937 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21938 "-pthread" is specified.
21939 * pa-hpux11.h (LIB_SPEC): Likewise.
21941 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21942 Peter Bergner <bergner@vnet.ibm.com>
21944 PR rtl-optimization/33796
21945 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21947 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21949 PR libgfortran/34699
21950 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21952 * pa-hpux10.h (LINK_SPEC): Likewise.
21953 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21955 2008-01-16 Richard Guenther <rguenther@suse.de>
21957 PR middle-end/32628
21958 * fold-const.c (fold_convert_const_int_from_int): Do not
21959 set overflow if that occured only because of a sign extension
21960 change when converting from/to a sizetype with the same
21961 precision and signedness.
21963 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21966 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21967 location address to the correct place. Update copyright year.
21969 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21971 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21972 no dependences in the dependence_relations vector.
21974 2008-01-16 Jan Hubicka <jh@suse.cz>
21976 PR rtl-optimization/31396
21977 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21978 * cfg.c (dump_reg_info): Print it.
21979 * regs.h (struct reg_info_t): add freq_calls_crossed.
21980 (REG_FREQ_CALLS_CROSSED): New macro.
21981 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21982 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21983 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21984 regmove_optimize): Update call crossed frequencies.
21985 * local-alloc.c (struct qty): Add freq_calls_crossed.
21986 (alloc_qty): Copute freq_calls_crossed.
21987 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21988 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21989 * ra.h (struct allocno): Add freq_calls_crossed.
21991 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21993 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21994 libgomp when compiling with ftree-parallelize-loops.
21995 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21997 2008-01-16 Richard Guenther <rguenther@suse.de>
21999 PR tree-optimization/34769
22000 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22001 * tree.c (int_cst_value): Instead make this function more
22002 permissive in what it accepts as valid input. Document this
22003 function always sign-extends the value.
22005 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22006 Richard Guenther <rguenther@suse.de>
22009 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22010 (gimple_fold_indirect_ref_rhs): ... this.
22011 (gimple_fold_indirect_ref): New function with foldings
22012 that preserve lvalueness.
22013 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22014 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22015 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22016 to fold an INDIRECT_REF, fall back to the old use of
22017 fold_indirect_ref_1.
22019 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22021 * tree-data-ref.c (subscript_dependence_tester_1): Call
22022 free_conflict_function.
22023 (compute_self_dependence): Same.
22025 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22028 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22029 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22031 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22032 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22033 for DWARF2_UNWIND_INFO targets.
22035 2008-01-16 Richard Guenther <rguenther@suse.de>
22038 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22039 type qualifiers for function types.
22041 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22043 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22044 loop_iterator li from previous commit.
22046 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22048 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22050 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22052 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22053 (parallelize_loops): Don't parallelize irreducible components.
22055 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22058 * c-opts (c_common_post_options): Do not enable CPP
22059 flag_pedantic_errors by default.
22061 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22063 PR rtl-optimization/31944
22064 * cse.c (remove_pseudo_from_table): New function.
22065 (merge_equiv_classes): Use above function to remove pseudo-registers.
22066 (invalidate): Likewise.
22068 2008-01-13 Richard Guenther <rguenther@suse.de>
22070 PR middle-end/34601
22071 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22072 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22074 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22076 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22077 validate_change to unshare the source of the PC set.
22079 2008-01-12 Jan Hubicka <jh@suse.cz>
22081 PR middle-end/32135
22082 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22083 references above array bounds. This might trigger bounds checks for
22084 pointers to arrays.
22086 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22088 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22089 new_replaceable_dependencies.
22091 2008-01-12 Doug Kwan <dougkwan@google.com>
22093 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22094 instead of OPT_Wreturn_type in warning due to ignored return type
22096 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22097 options included in -Wextra.
22098 * c.opt: New option -Wignored_qualifiers.
22099 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22100 -Wignore_qualifiers.
22101 (-Wignored-qualifiers): Document.
22102 (-Wreturn-type): Remove description of functionality now handled
22103 by -Wignored-qualifiers.
22105 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22108 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22109 NOP_EXPR if it is between integral types with the same precision.
22111 2008-01-12 Jan Hubicka <jh@suse.cz>
22114 * invoke.texi (max-inline-recursive-depth): Fix default value.
22116 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22118 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22121 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22123 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22125 2008-01-11 James E. Wilson <wilson@specifix.com>
22128 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22130 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22132 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22133 save/restore frame pointer register and don't use 'call-prologues'
22134 optimization in function with "OS_task" attribute.
22136 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22138 PR middle-end/31309
22139 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22140 when copying to memory.
22142 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22144 PR rtl-optimization/30905
22145 * cfgcleanup.c: Include dce.h
22146 (crossjumps_occured): New global variable.
22147 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22148 If something changed, set crossjumps_occured to true.
22149 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22150 Don't add/remove fake edges to exit here...
22151 (cleanup_cfg): ...but do it here, when crossjumping.
22152 Run a fast DCE when successful crossjumps occured in the latest
22153 iteration of try_optimize_cfg.
22155 2008-01-11 Richard Guenther <rguenther@suse.de>
22157 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22158 (struct vn_unary_op_s): Likewise.
22159 (vn_reference_insert): Free old reference on hash collision.
22161 2008-01-10 Raksit Ashok <raksit@google.com>
22163 PR rtl-optimization/27971
22164 * combine.c (find_split_point): Split PLUS expressions which are
22165 inside a MEM rtx, and whose first operand is complex.
22167 2008-01-10 DJ Delorie <dj@redhat.com>
22169 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22170 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22171 (m32c_hard_regno_ok): Call the underlying function.
22173 2008-01-10 Richard Guenther <rguenther@suse.de>
22175 PR middle-end/34683
22176 * tree-cfg.c (tree_merge_blocks): Do not go through the
22177 full-blown folding and stmt updating path if we just deal
22178 with virtual operands.
22179 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22180 test for abnormal SSA_NAMEs.
22182 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22184 PR middle-end/34641
22185 * reload.c (push_reload): Add assertions. All constants from
22186 reg_equiv_constant should have been used for replacing the respective
22188 (find_reloads_address): Invoke find_reloads_address_part for
22189 constant taken from the reg_equiv_constant array.
22191 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22193 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22194 field (valnum) the first in the struct. Replace bools with
22197 2008-01-10 Richard Guenther <rguenther@suse.de>
22199 PR tree-optimization/34651
22200 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22201 types and ordering for masking and converting.
22203 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22205 PR tree-optimization/34017
22206 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22207 also for PHI_NODE expressions.
22209 2008-01-09 Jan Hubicka <jh@suse.cz>
22211 PR tree-optimization/34708
22212 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22213 based on number of case labels.
22214 (init_inline_once): Remove switch_cost.
22215 * tree-inline.h (eni_weights_d): Remove switch_cost.
22217 2008-01-09 Richard Guenther <rguenther@suse.de>
22218 Andrew Pinski <andrew_pinski@playstation.sony.com>
22220 PR middle-end/30132
22221 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22222 temporary if an rvalue is ok or an lvalue is not required.
22224 2008-01-09 Richard Guenther <rguenther@suse.de>
22226 PR middle-end/34458
22227 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22228 adjust return type.
22230 2008-01-09 Richard Guenther <rguenther@suse.de>
22232 PR middle-end/34679
22233 * tree.c (host_integerp): Check for sizetype only if the
22234 type is an integer type.
22236 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22239 * opts.c (decode_options): Disable inlining of functions called
22240 once if not in unit-at-a-time mode.
22242 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22244 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22246 2008-01-08 Richard Guenther <rguenther@suse.de>
22248 PR middle-end/31863
22249 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22250 out early if the result will be unused.
22252 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22257 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22258 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22261 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22263 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22264 for vectorization tuned.
22266 2008-01-08 Richard Guenther <rguenther@suse.de>
22268 PR tree-optimization/34683
22269 * tree-ssa-operands.c (operand_build_cmp): Export.
22270 * tree-ssa-operands.h (operand_build_cmp): Declare.
22271 * tree-vn.c (vuses_compare): Remove.
22272 (sort_vuses): Use operand_build_cmp.
22273 (sort_vuses_heap): Likewise.
22274 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22275 to re-use old VEC if available. Do not sort already sorted VUSEs.
22276 (vdefs_to_vec): Do not sort already sorted VDEFs.
22278 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22280 PR middle-end/34694
22281 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22283 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22286 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22287 limitations of reciprocal sequences on x86 targets.
22289 2008-01-08 Richard Guenther <rguenther@suse.de>
22291 PR tree-optimization/34683
22292 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22294 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22297 * config/darwin.c (darwin_mergeable_string_section): Don't use
22298 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22300 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22303 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22304 negxf2. Macroize expander using X87MODEF mode iterator. Change
22305 predicates of op0 and op1 to register_operand.
22306 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22307 expander using X87MODEF mode iterator. Change predicates of
22308 op0 and op1 to register_operand.
22309 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22310 corresponding patterns and macroize using MODEF macro. Change
22311 predicates of op0 and op1 to register_operand and remove
22312 "m" constraint. Disparage "r" alternative with "!".
22313 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22314 macroize using X87MODEF macro. Change predicates of op0 and op1
22315 to register_operand and remove "m" constraint. Disparage "r"
22316 alternative with "!".
22317 (absneg splitter with memory operands): Remove.
22318 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22319 patterns and macroize using X87MODEF mode iterator.
22320 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22321 Change predicate of op1 to register_operand.
22322 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22323 for memory operands.
22325 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22327 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22329 2008-01-07 Richard Guenther <rguenther@suse.de>
22331 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22334 2008-01-07 Richard Guenther <rguenther@suse.de>
22336 PR tree-optimization/34683
22337 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22338 VOPs of the needed size to save memory. Use VEC_quick_push
22339 to save compile-time.
22340 (vdefs_to_vec): Likewise.
22342 2008-01-07 Sa Liu <saliu@de.ibm.com>
22344 * config/spu/spu.md (divdf3): Genetate inline code for double
22345 division. The implementation doesn't handle INF or NAN, therefore it
22346 only applies when -ffinite-math-only is given.
22348 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22351 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22352 * doc/cpp.texi ([Common Predefined Macros]): Document.
22354 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22356 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22357 order to use commutative addition instead of subtraction.
22359 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22360 Mircea Namolaru <namolaru@il.ibm.com>
22361 Vladimir Yanovsky <yanov@il.ibm.com>
22362 Revital Eres <eres@il.ibm.com>
22364 PR tree-optimization/34263
22365 * tree-outof-ssa.c (process_single_block_loop_latch,
22366 contains_tree_r): New functions.
22367 (analyze_edges_for_bb): Call process_single_block_loop_latch
22368 function to empty single-basic-block latch block if possible.
22370 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22372 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22374 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22376 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22378 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22380 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22382 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22384 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22386 PR tree-optimization/34618
22387 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22390 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22393 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22394 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22395 Update copyright year.
22397 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22398 Update copyright year.
22399 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22402 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22404 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22405 edge does not point to current bb before changing need_assert.
22407 2008-01-04 Richard Guenther <rguenther@suse.de>
22409 PR middle-end/34029
22410 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22411 for verifying purposes if they are is_gimple_min_invariant.
22413 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22415 PR tree-optimization/34448
22416 PR tree-optimization/34465
22417 * gimplify.c (gimplify_init_constructor): Add new parameter
22418 notify_temp_creation. Use it.
22419 (gimplify_modify_expr_rhs): Take volatiles into account when
22420 optimizing constructors.
22421 Do not optimize constructors if gimplify_init_constructor will dump to
22423 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22424 * gcc.c-torture/compile/pr34448.c: New.
22426 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22428 PR gcov-profile/34609
22429 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22430 return_slot if result is TREE_ADDRESSABLE.
22432 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22434 * config/mips/mips.md (sqrt_condition): Tweak comment.
22435 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22437 2008-01-03 Tom Tromey <tromey@redhat.com>
22440 * c-common.c (c_type_hash): Handle VLAs.
22442 2008-01-03 Jan Hubicka <jh@suse.cz>
22444 PR tree-optimization/31081
22445 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22446 0 when inlining and not inlining to first basic block.
22447 (remap_decl): When var is initialized to 0, don't set default_def.
22448 (expand_call_inline): Set entry_bb.
22449 * tree-inline.h (copy_body_data): Add entry_bb.
22451 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22454 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22457 PR tree-optimization/29484
22458 * tree-inline.c (inline_forbidden_p_2): New function.
22459 (inline_forbidden_p): Disallow inlining if some static var
22460 has an address of a local LABEL_DECL in its initializer.
22461 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22464 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22466 PR tree-optimization/34635
22467 * tree-data-ref.c (add_other_self_distances): Make sure that the
22468 evolution step is constant.
22470 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22472 PR middle-end/34608
22473 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22475 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22477 * tree-sra.c (scalarize_init): Insert the generate_element_init
22478 statements after the generate_element_zero statements.
22480 2008-01-02 Richard Guenther <rguenther@suse.de>
22482 PR middle-end/34093
22483 PR middle-end/31976
22484 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22485 for very large number of operands instead of ICEing.
22487 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22490 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22491 while stack probing.
22493 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22495 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22498 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22500 PR libmudflap/26442
22501 * tree-mudflap.c (mx_register_decls): Guard warning by
22502 !DECL_ARTIFICIAL check.
22504 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22506 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22507 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22508 sse5_perm<mode>): Fix constraints.