1 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4 (push_multiple_operation, pop_multiple_operation): Set it.
5 (workaround_rts_anomaly): New function.
6 (workaround_speculation): New function, broken out of bfin_reorg.
7 (bfin_reorg): Call the new functions.
9 2008-09-09 Richard Guenther <rguenther@suse.de>
13 * gimplify.c (gimplify_conversion): Change conversions of
14 non-register type to VIEW_CONVERT_EXPRs.
15 (gimplify_addr_expr): If we need to make the operand
16 addressable make sure to use a properly initialized
17 temporary for that so it gets a valid gimple store.
19 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
21 * function.h (struct function): Add function_start_locus.
22 * cfgexpand.c (gimple_expand_cfg): Use it.
23 * c-parser.c (c_parser_declaration_or_fndef): Set it.
25 2008-09-09 Richard Guenther <rguenther@suse.de>
27 PR tree-optimization/37433
28 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
31 2008-09-09 Richard Guenther <rguenther@suse.de>
33 PR tree-optimization/37387
34 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
35 and bits to a common type.
37 2008-09-09 Nick Clifton <nickc@redhat.com>
39 * config/v850/v850.md (return): Restore frame size restriction.
41 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
43 * c-common.c (c_expand_decl): Remove.
44 * c-common.h (anon_aggr_type_p): Remove prototype.
45 (DECL_ANON_UNION_ELEMS): Remove.
46 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
47 * c-decl.c (anon_aggr_type_p): Remove.
48 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
49 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
50 * langhooks.h (struct lang_hooks): Remove expand_decl.
51 * langhooks.c (lhd_expand_decl): Remove.
52 * stmt.c (expand_anon_union_decl): Remove.
53 * tree.h (expand_anon_union_decl): Remove prototype.
55 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
58 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
60 * config/avr/avr.md (QISI) : Define mode iterator.
61 (negated_tst<mode>) : Redefine as split using mode macro.
62 (reversed_tstqi): Define insn as reversed compare with zero.
63 (reversed_tsthi): Ditto.
64 (reversed_tstsi): Ditto.
66 2008-09-08 Jakub Jelinek <jakub@redhat.com>
69 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
70 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
73 * predict.c (optimize_function_for_size_p): Don't segfault if
75 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
76 tree_swap_operands_p): Don't test cfun != NULL before calling
77 optimize_function_for_s*_p.
79 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
81 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
84 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
86 * crx/crx.h (IRA_COVER_CLASSES): Define.
88 2008-09-08 Jakub Jelinek <jakub@redhat.com>
91 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
92 even when a stmt has been gimple_modified_p, but after fold_stmt is
93 not any longer. Remove unneeded may_have_exposed_new_symbols
96 2008-09-08 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/37421
99 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
102 2008-09-08 Jakub Jelinek <jakub@redhat.com>
105 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
107 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
110 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
111 * pa-hpux10.h (LINK_SPEC): Likewise.
112 * pa-hpux11.h (LINK_SPEC): Likewise.
114 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
116 * pa32-regs.h (IRA_COVER_CLASSES): Define.
117 * pa64-regs.h (IRA_COVER_CLASSES): Define.
119 2008-09-07 Helge Deller <deller@gmx.de>
121 * pa/linux-atomic.c: New file.
122 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
123 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
125 2008-09-07 Richard Guenther <rguenther@suse.de>
126 Ira Rosen <irar@il.ibm.com>
128 PR tree-optimization/36630
129 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
130 Call STRIP_NOPS before calling evolution_part_in_loop_num.
132 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
133 Ira Rosen <irar@il.ibm.com>
135 PR tree-optimization/35642
136 * config/rs6000/altivec.md (mulv8hi3): Implement.
138 2008-09-06 Jeff Law <law@redhat.com>
140 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
142 2008-09-06 Jan Hubicka <jh@suse.cz>
144 PR tree-optimization/14703
145 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
146 * passes.c (init_optimization_passes): Recompute inline parameters.
148 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
150 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
153 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
154 Peter Fuerst <post@pfrst.de>
156 * doc/invoke.texi: Document -mr10k-cache-barrier=.
157 * doc/extend.texi: Document __builtin_mips_cache.
158 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
159 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
160 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
161 __GCC_HAVE_BUILTIN_MIPS_CACHE.
162 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
163 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
164 (set_push_mips_isas): New variable.
165 (mips_r10k_cache_barrier): New variable.
166 (cache): New availability predicate.
167 (mips_builtins): Add an entry for __builtin_mips_cache.
168 (mips_build_cvpointer_type): New function.
169 (MIPS_ATYPE_CVPOINTER): New macro.
170 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
172 (r10k_simplified_address_p, r10k_simplify_address)
173 (r10k_uncached_address_p, r10k_safe_address_p)
174 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
175 (r10k_needs_protection_p_call, r10k_needs_protection_p)
176 (r10k_insert_cache_barriers): New functions.
177 (mips_reorg_process_insns): Delete cache barriers after a
178 branch-likely instruction.
179 (mips_reorg): Call r10k_insert_cache_barriers.
180 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
181 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
182 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
183 (mips_cache, r10k_cache_barrier): New define_insns.
185 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
187 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
188 * ira-color.c (setup_allocno_left_conflicts_num): Use
189 hard_reg_set_equal_p instead of a comparison with
190 ira_zero_hard_reg_set.
191 * ira.c (setup_reg_subclasses): Likewise.
192 (setup_cover_and_important_classes): Likewise.
193 (setup_class_translate): Likewise.
194 (setup_reg_class_intersect_union): Likewise.
195 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
196 (ira_init_once): Don't initialize them.
198 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
200 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
202 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
204 * ira-color.c (ira_fast_allocation): Permit global allocno
207 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
209 Improved branch hints, safe hints, and scheduling.
211 * haifa-sched.c (sched_emit_insn) : Define.
212 * sched-int.h (sched_emit_insn) : Add prototype.
213 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
214 -mhint-max-distance -msafe-hints) : Document.
215 * config/spu/spu.c (spu_flag_var_tracking): New.
216 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
217 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
218 TARGET_ASM_FILE_START): Define.
219 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
220 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
221 (spu_emit_branch_hint): Add blocks argument.
222 (insert_branch_hints, insert_nops): Remove.
223 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
224 uses_ls_unit, spu_sched_init_global, spu_sched_init,
225 spu_sched_reorder, asm_file_start): New functions.
226 (clock_var, spu_sched_length, pipe0_clock,
227 pipe1_clock, prev_clock_var, prev_priority,
228 spu_ls_first, prev_ls_clock): New static variables.
229 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
230 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
231 (nopn_nv): Add a non-volatile version of nop.
232 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
233 -mhint-max-distance, -msafe-hints): New options.
235 2008-09-05 Janis Johnson <janis187@us.ibm.com>
236 Samuel Tardieu <sam@rfc1149.net>
238 * opts.c (decode_options): Combine nested if statements.
241 * opts.c (decode_options): Handle more relationships among
242 unit-at-a-time, toplevel-reorder, and section-anchors.
244 2008-09-05 David Daney <ddaney@avtrex.com>
246 * doc/install.texi (--enable-reduced-reflection): Document new option.
248 2008-09-05 Bob Wilson <bob.wilson@acm.org>
250 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
252 (constantpool_operand): New.
253 (move_operand): Disallow sub-word modes for the constant pool.
254 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
255 (xtensa_secondary_reload_class): Replace with....
256 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
257 Set icode for sub-word reloads from the constant pool.
258 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
259 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
260 * config/xtensa/xtensa.md (reload<mode>_literal): New.
261 * config/xtensa/xtensa-protos.h: Update prototypes.
263 2008-09-05 Joseph Myers <joseph@codesourcery.com>
265 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
266 (REG_CLASS_NAMES): Update.
267 (REG_CLASS_CONTENTS): Update.
268 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
269 of ALL_REGS for regs 77 and 78.
270 * function.c (instantiate_virtual_regs_in_insn): Assert that
271 return value of simplify_gen_subreg is not NULL.
273 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
275 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
276 (gen_rtvec_v): Fix coding standards.
278 2008-09-04 Jan Hubicka <jh@suse.cz>
280 * i386.c (decide_alg): Be more conservative about optimizing for size.
282 2008-09-04 Ian Lance Taylor <iant@google.com>
284 * varasm.c (narrowing_initializer_constant_valid_p): New
286 (initializer_constant_valid_p): Call it.
288 2008-09-04 Jeff Law <law@redhat.com>
290 * fold-const.c (native_encode_real): Fix computation of WORDS.
291 (native_interpret_real): Likewise.
293 2008-09-04 Janis Johnson <janis187@us.ibm.com>
295 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
297 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
299 * ira-conflicts.c (process_regs_for_copy): Check insn to check
300 that the cost is already taken into account in ira-costs.c
302 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
304 * ira-build.c (print_copy, print_copies, ira_debug_copy,
305 ira_debug_copies): New.
306 (ira_bulid): Call print_copies.
308 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
310 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
313 * config/rs6000/rs6000.c (optimization_options): Remove check of
316 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
318 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
319 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
320 second operand is a reg_imm10_operand.
321 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
322 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
323 (*seq_<GPR:mode><GPR2:mode>): Rename to
324 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
326 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
327 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
329 (*sne_<GPR:mode><GPR2:mode>): Rename to
330 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
333 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
335 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
336 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
337 combining an arithmetic right shift by more than 31 and a
338 trunction. Don't match for out-of-range shift amounts. Set
339 attribute mode to <MODE>.
340 (*lshr32_trunc<mode>): Name the pattern combining a logical right
341 shift by 32 and and a truncation. Set attribute mode to <MODE>.
342 (*<optab>_trunc<mode>_exts): New pattern for truncated right
343 shifts by less than 32.
344 (extv): Change predicate on first operand to accept registers.
345 Change predicate of the other operands from immediate_operand to
346 const_int_operand. Expand exts when source is a register.
347 (extzv): Change predicate of the constant operands from
348 immediate_operand to const_int_operand.
349 (extzv<mode>): Change predicate of the constant operands from
350 immediate_operand to const_int_operand and no constraint. Also
352 (*extzv_trunc<mode>_exts): New pattern.
354 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
356 * config/mips/mips.h (ISA_HAS_CINS): New macro.
357 * config/mips/mips-protos.h (mask_low_and_shift_p,
358 mask_low_and_shift_len): Declare.
359 * config/mips/mips.c (mask_low_and_shift_p,
360 mask_low_and_shift_len): New functions.
361 (mips_print_operand): Handle new operand prefix "m".
362 * config/mips/mips.md (*cins<mode>): New pattern.
364 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
366 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
369 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
371 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
372 regardless of epilogue_completed.
374 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
377 * ira-lives.c (process_bb_node_lives): Check setjmp.
379 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
382 * ira-build.c (form_loop_tree): Reverse BB walk.
383 (create_bb_allocnos): Likewise.
384 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
385 (mark_reg_store): Rename to...
386 (mark_ref_live): ...this and take a df_ref argument instead of
387 note_stores arguments. Assert that we have a register.
388 (mark_reg_clobber): Delete.
389 (def_conflicts_with_inputs_p): New function.
390 (mark_reg_conflicts): Delete.
391 (mark_reg_death): Rename to...
392 (mark_ref_dead): ...this and take a df_ref argument instead of
393 a register. Assert that we have a register.
394 (process_bb_node_lives): Hoist frequency calculation out of
395 instruction walk. Convert from a forwards scan to a backwards scan.
396 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
397 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
398 (create_allocno_live_ranges): Don't create regs_set.
400 2008-09-04 Ian Lance Taylor <iant@google.com>
402 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
404 * calls.c (emit_library_call_value_1): Use MEM_P rather than
405 comparing MODE with MEM.
406 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
407 comparing with GF_PREDICT_TAKEN.
408 (gimple_get_lhs): Change code to enum gimple_code.
409 (gimple_set_lhs): Likewise.
410 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
411 * omp-low.c (find_omp_clause): Change kind parameter to enum
413 * tree-flow.h (find_omp_clause): Update declaration.
414 * regrename.c (clear_dead_regs): Change kind parameter to enum
416 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
418 * see.c (see_get_extension_data): Change return type to enum
419 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
420 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
421 (see_gen_normalized_extension): Change extension_code parameter to
423 (see_seek_pre_extension_expr): Change extension_code to enum
425 (see_merge_one_def_extension): Likewise.
426 (see_handle_relevant_defs): Likewise.
427 (see_handle_relevant_uses): Likewise.
428 (see_analyze_one_def): Likewise.
429 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
430 GIMPLE_ASM rather than ASM_EXPR.
431 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
432 GIMPLE_RETURN rather than RETURN_EXPR.
433 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
434 (evaluate_stmt): Likewise.
435 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
436 to enum vect_relevant.
437 (vect_mark_stmts_to_be_vectorized): Change assertion to not
438 compare gimple codes with tree codes.
440 2008-09-04 Paul Brook <paul@codesourcery.com>
442 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
444 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
446 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
447 pointer check lost in the recent no-unit-at-a-time patch.
449 2008-09-04 Jan Hubicka <jh@suse.cz>
452 * tree-switch-conversion.c (check_final_bb): Accept only IP
455 2008-09-04 Jan Hubicka <jh@suse.cz>
457 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
459 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
460 using_ranges argument.
461 (vrp_evaluate_conditional): Avoid bogus warning for type range.
462 (vrp_visit_cond_stmt): Update call of
463 vrp_evaluate_conditional_warnv_with_ops
465 2008-09-04 Jan Hubicka <jh@suse.cz>
467 PR tree-optimization/37345
468 PR tree-optimization/37358
469 PR tree-optimization/37357
470 * tree.c (build_function_type_skip_args): Build distinct type copy;
472 (build_function_decl_skip_args): Set type of new decl not orig decl;
473 clear DECL_VINDEX for methods turned into functions.
475 2008-09-04 Nick Clifton <nickc@redhat.com>
477 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
479 * configure: Regenerate.
480 * config.in: Regenerate.
481 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
482 alignment field, if it is supported.
484 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
486 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
489 2008-09-03 David Edelsohn <edelsohn@gnu.org>
491 * config/rs6000/rs6000.c (processor_target_table): Do not
492 enable VMX for POWER6.
494 2008-09-03 Anton Blanchard <anton@samba.org>
496 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
497 emit memory barrier before operation.
499 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
502 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
503 default_elf_asm_output_external.
505 2008-09-03 Jeff Law <law@redhat.com>
507 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
509 2008-09-03 Richard Henderson <rth@redhat.com>
511 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
512 memory barrier to below the test-and-set.
513 (alpha_split_lock_test_and_set_12): Likewise.
515 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
519 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
522 * ira-color.c (print_loop_title): Use all_allocnos.
523 (color_pass): Ditto. Don't add border_allocnos. Check that
524 subloop allocno in the correspdoning bitmap all_allocnos.
526 * ira-emit.c (change_loop): Use all_allocnos.
528 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
530 (ira_create_allocno): Set up all_allocnos bit for the created
532 (create_cap_allocno): Remove setting mentioned_allocnos.
533 (create_insn_allocnos): Ditto.
534 (remove_unnecessary_allocnos): Use all_allocnos.
535 (check_allocno_creation): Check that allocnos are in the
536 corresponding bitmap all_allocnos.
538 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
542 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
543 (process_regs_for_copy): Process subregs. Refine check when cost
544 is taken into account in ira-costs.c.
545 (process_reg_shuffles): Use REG_SUBREG_P.
546 (add_insn_allocno_copies): Ditto. Ignore modes.
548 * ira-color.c (conflict_allocno_vec): New.
549 (COST_HOP_DIVISOR): New macro.
550 (update_copy_costs_1): Use it.
551 (update_conflict_hard_regno_costs): New function.
552 (assign_hard_reg): Use it.
553 (ira_color): Allocate and free conflict_allocno_vec.
555 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
559 * ira-int.h (ira_sort_insn_chain): Remove.
561 * ira.c (basic_block_order_nums, chain_insn_order,
562 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
563 (ira): Don't call ira_sort_insn_chain.
565 * reload1.c (reload): Don't call ira_sort_insn_chain.
567 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
570 * cgraphunit.c (update_call_expr): Remove eh regions from statements
571 which become non throw.
572 (cgraph_function_versioning): Also clear DECL_WEAK. Call
573 update_call_expr after updating the flags on the decl.
575 2008-09-03 Jan Hubicka <jh@suse.cz>
577 PR tree-optimization/37315
578 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
579 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
580 (cgraph_analyze_functions): Use node->analyzed
581 (cgraph_mark_functions_to_output): Likewise.
582 (cgraph_expand_function): All functions can be released after
584 (cgraph_optimize): Use gimple_has_body_p.
585 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
586 (cgraph_decide_inlining_incrementally): Likewise.
587 (inline_transform): Inline transform.
588 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
590 (inlinable_function_p): Drop gimple_body check.
591 (expand_call_inline): Use gimple_has_body_p.
592 * gimple.c (gimple_has_body_p): New.
593 * gimple.h (gimple_has_body_p): Add prototype.
594 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
595 (dump_function_to_file): Use gimple_has_body_p check.
597 2008-09-03 Jakub Jelinek <jakub@redhat.com>
600 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
602 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
604 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
606 From Michael Frysinger <michael.frysinger@analog.com>
607 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
608 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
611 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
614 * doc/extend.texi: Document picoChip builtin functions.
615 * doc/invoke.texi: Document picoChip options.
616 * doc/contrib.texi: Add picoChip contribution.
617 * doc/md.texi: Document picoChip constraints.
618 * config.gcc: Add picochip-*-*.
619 * config/picochip/: Add new port.
621 2008-09-03 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/37328
624 * tree-sra.c (sra_build_assignment): Gimplify properly.
625 (generate_copy_inout): Take the correct stmt as definition,
628 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
630 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
633 From Michael Frysinger <michael.frysinger@analog.com>
634 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
636 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
638 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
640 (__gthread_setspecific): Revert 2008-08-31 change to
641 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
644 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
646 * diagnostic.c (error_at): New.
647 * toplev.h (error_at): New prototype.
648 * c-typeck.c (build_array_ref): Call error_at instead of error.
649 Pass location to pedwarn.
651 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
653 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
655 2008-09-02 Jakub Jelinek <jakub@redhat.com>
657 * dwarf2out.c (tree_add_const_value_attribute): Only handle
658 VAR_DECL and CONST_DECL.
660 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
661 Jakub Jelinek <jakub@redhat.com>
663 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
664 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
665 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
666 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
667 Don't set ix86_save_varrargs_registers.
668 (ix86_setup_incoming_varargs): Assume cum != NULL.
669 (ix86_va_start): Check ix86_varargs_gpr_size and
670 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
671 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
672 from frame pointer if ix86_varargs_gpr_size == 0.
673 (ix86_compute_frame_layout): Updated.
674 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
675 (ix86_varargs_gpr_size): Define.
676 (ix86_varargs_fpr_size): Likewise.
677 (machine_function): Remove save_varrargs_registers.
678 Add varargs_gpr_size and varargs_fpr_size.
680 2008-09-02 Jakub Jelinek <jakub@redhat.com>
682 * config/alpha/alpha.c (va_list_skip_additions,
683 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
684 (alpha_gimplify_va_arg): Call unshare_expr on second use of
687 PR tree-optimization/36766
688 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
689 for already removed basic blocks.
692 * real.c (real_maxval): Clear a lower bit to make real_maxval
693 match get_max_float for IBM long double format.
695 2008-09-02 Andreas Schwab <schwab@suse.de>
697 * configure.ac: Use m4_quote to quote the expansion of m4_do.
698 * configure: Regenerate.
700 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
702 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
703 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
704 checking for a non-VOID CONSTANT_P.
706 2008-09-02 Jan Hubicka <jh@suse.cz>
708 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
709 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
711 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
713 * expr.c (emit_group_store): Don't assert stack temp mode size.
715 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
716 Tobias Grosser <grosser@fim.uni-passau.de>
717 Jan Sjodin <jan.sjodin@amd.com>
718 Harsha Jagasia <harsha.jagasia@amd.com>
719 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
720 Konrad Trifunovic <konrad.trifunovic@inria.fr>
721 Adrien Eliche <aeliche@isty.uvsq.fr>
723 Merge from graphite branch.
726 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
727 * doc/invoke.texi (-floop-block, -floop-interchange,
728 -floop-strip-mine): Document new flags.
729 * tree-into-ssa.c (gimple_vec): Moved...
730 * tree-loop-distribution.c (rdg_component): Moved...
731 * cfgloopmanip.c: Include tree-flow.h.
732 (update_dominators_in_loop): New.
733 (create_empty_if_region_on_edge): New.
734 (create_empty_loop_on_edge): New.
735 (loopify): Use update_dominators_in_loop.
736 * tree-pass.h (pass_graphite_transforms): Declared.
737 * configure: Regenerate.
738 * tree-phinodes.c (make_phi_node): Export.
739 (add_phi_node_to_bb): New, split from create_phi_node.
740 * tree-chrec.c (for_each_scev_op): New.
741 * tree-chrec.h (for_each_scev_op): Declared.
742 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
743 (remove_statement): Call get_phi_with_result.
744 * config.in (HAVE_cloog): Undef.
745 * gdbinit.in (pgg): New.
746 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
747 * tree-ssa-loop.c (graphite_transforms): New.
748 (gate_graphite_transforms): New.
749 (pass_graphite_transforms): New.
750 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
751 HAVE_cloog): Defined.
752 * tree-vectorizer.c (rename_variables_in_bb): Export.
753 * tree-data-ref.c (dr_may_alias_p): Export.
754 (stmt_simple_memref_p): New.
755 (find_data_references_in_stmt): Export.
756 (find_data_references_in_loop): Export.
757 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
758 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
759 (create_rdg_vertices): Export.
760 (build_empty_rdg): New.
761 (build_rdg): Call build_empty_rdg. Free dependence_relations.
762 * tree-data-ref.h (rdg_component): ... here.
764 (struct data_reference): Add a field scop.
766 (find_data_references_in_loop): Declared.
767 (find_data_references_in_stmt): Declared.
768 (create_rdg_vertices): Declared.
769 (dr_may_alias_p): Declared.
770 (stmt_simple_memref_p): Declared.
771 (struct rdg_edge): Add a field ddr_p relation.
772 (build_empty_rdg): Declared.
773 * lambda.h (lambda_matrix): Declare a VEC of.
774 (find_induction_var_from_exit_cond): Declared.
775 (lambda_vector_compare): New.
776 * common.opt (fgraphite, floop-strip-mine,
777 floop-interchange, floop-block): New flags.
778 * lambda-code.c (find_induction_var_from_exit_cond): Export.
779 * cfgloop.c (is_loop_exit): New.
780 * cfgloop.h (is_loop_exit): Declared.
781 (create_empty_if_region_on_edge): Declared.
782 (create_empty_loop_on_edge): Declared.
783 * tree-flow.h (add_phi_node_to_bb): Declared.
784 (make_phi_node): Declared.
785 (rename_variables_in_bb): Declared.
786 (perfect_loop_nest_depth): Declared.
787 (graphite_transform_loops): Declared.
788 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
789 (graphite.o-warn): Add -Wno-error.
790 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
791 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
792 (INCLUDES): Add PPLINC, CLOOGINC.
793 (OBJS-common): Add graphite.o.
794 (graphite.o): Add rule.
795 * gimple.h (gimple_vec): ... here.
796 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
797 * passes.c (init_optimization_passes): Schedule
798 pass_graphite_transforms.
800 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
803 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
804 and -fno-toplevel-reorder after handle_options.
806 2008-09-02 Paul Brook <paul@codesourcery.com>
808 * config/arm/arm.c (arm_tune_cortex_a9): Define.
809 (arm_override_options): Set arm_tune_cortex_a9.
810 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
811 (arm_issue_rate): Handle cortexa9.
812 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
813 * config/arm/arm-cores.def: Add cortex-a9.
814 * config/arm/arm-tune.md: Regenerate.
815 * config/arm/arm.md: Include cortex-a9.md.
816 (generic_sched, generic_vfp): Add cortexa9.
817 * config/arm/cortex-a9.md: New file.
819 2008-09-02 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/37327
822 * tree-vrp.c (register_new_assert_for): Make sure to not have
823 TREE_OVERFLOW set on the bound.
825 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
827 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
829 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
830 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
833 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
835 * gcc/config/spu/spu.md (divdf3): Removed.
837 2008-09-02 Jakub Jelinek <jakub@redhat.com>
839 PR tree-optimization/37095
840 * cgraph.c (cgraph_node): When creating new cgraph node after
841 assembler_name_hash has been populated, record it in the hash
844 2008-09-01 Paul Brook <paul@codesourcery.com>
846 * doc/invoke.texi: Document -mword-relocations.
847 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
848 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
849 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
850 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
851 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
852 (arm_emit_movpair): New function.
853 (arm_print_operand <c>): Handle sybolic addresses.
854 * config/arm/arm.h (TARGET_USE_MOVT): Define.
855 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
856 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
857 * config/arm/arm.opt: Add -mword-relocations.
858 * config/arm/arm.md (movsi): Use arm_emit_movpair.
859 (arm_movt, arm_movw): New.
861 2008-09-01 Paul Brook <paul@codesourcery.com>
863 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
864 Allow Interworking on ARMv4 EABI based targets.
865 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
866 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
868 2008-09-01 Paul Brook <paul@codesourcery.com>
870 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
871 optimized LT0 test. Remove optimization for GT.
873 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
875 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
877 * pa-hpux11.h (LIB_SPEC): Likewise.
879 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
882 2008-09-01 Jan Hubicka <jh@suse.cz>
884 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
885 present, use only counts; when guessed use only frequencies.
886 (estimate_bb_frequencies): Use function_frequency.
887 * profile.c (compute_branch_probabilities): Exit early when
888 profile reading failed. Set profile_status.
889 (branch_prob): Do not set profile_status.
891 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
893 * tree.c (protected_set_expr_location): New.
894 * tree.h (protected_set_expr_location): New prototype.
895 * c-tree.h (build_array_ref): Add argument.
896 (parser_build_unary_op): Same.
897 * c-typeck.c (build_indirect_ref): Handle new location argument.
898 (build_array_ref): Same.
899 (parser_build_unary_op): Same.
900 * gimplify.c (gimplify_asm_expr): Set input_location before calling
902 * c-omp.c (c_finish_omp_atomic): Pass location when calling
904 * c-common.c (finish_label_address_expr): Handle new location
906 * c-common.h (build_indirect_ref): Add argument.
907 (finish_label_address_expr): Same.
908 * c-parser.c (c_parser_unary_expression): Pass location to build
910 (c_parser_postfix_expression): Same.
912 2008-09-01 Paul Brook <paul@codesourcery.com>
914 * config/arm/arm.md: Include cortex-r4f.md.
915 (attr fpu): Update type list.
916 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
917 fconstd, fcmps and fcmpd.
918 (attr tune_cortexr4): Define.
919 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
920 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
921 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
922 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
923 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
925 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
926 cortex_a8_vfp_farith: Ditto.
927 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
928 * config/arm/cortex-r4.md: Use tune_cortexr4.
929 * config/arm/cortex-r4f.md: New file.
931 2008-09-01 Richard Guenther <rguenther@suse.de>
933 PR tree-optimization/37305
934 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
935 the result of constant conversions.
936 (fold_gimple_assign): Likewise.
938 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
940 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
941 #ifdef ENABLE_CHECKING.
943 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
945 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
946 * sched-int.h (print_insn, print_pattern, print_value): Declare also
947 when !INSN_SCHEDULING.
949 2008-09-01 Andreas Schwab <schwab@suse.de>
951 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
953 2008-09-01 Paul Brook <paul@codesourcery.com>
955 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
957 2008-09-01 Jan Hubicka <jh@suse.cz>
959 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
961 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
962 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
963 * gimplify.c (gimplify_init_constructor): Add speed operand.
964 * tree-sra.c (decide_block_copy): Likewise.
965 * tree-inline.c (estimate_move_cost): Likewise.
966 * config/alpha/alpha.h (MOVE_RATIO): Update.
967 * config/frv/frv.c (MOVE_RATIO): Update.
968 * config/spu/spu.h (MOVE_RATIO): Update.
969 * config/sparc/sparc.h (MOVE_RATIO): Update.
970 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
971 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
972 * config/cris/cris.h (MOVE_RATIO): Update.
973 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
974 * config/arm/arm.h (MOVE_RATIO): Update.
975 * config/pa/pa.md: Update uses of MOVE_RATIO
976 * config/pa/pa.h (MOVE_RATIO): Update.
977 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
978 * config/h8300/h8300.h (MOVE_RATIO): Update.
979 * config/v850/v850.h (MOVE_RATIO): Update.
980 * config/bfin/bfin.h (MOVE_RATIO): Update.
982 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
983 Dmitry Melnik <dm@ispras.ru>
984 Dmitry Zhurikhin <zhur@ispras.ru>
985 Alexander Monakov <amonakov@ispras.ru>
986 Maxim Kuvyrkov <maxim@codesourcery.com>
988 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
989 sel-sched-dump.c, sel-sched-ir.c: New files.
990 * Makefile.in (OBJS-common): Add selective scheduling object
992 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
993 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
994 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
995 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
996 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
997 (make_forwarder_block): Update loop latch if we have redirected
999 * cfgloop.c (get_loop_body_in_custom_order): New function.
1000 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1001 (CP_FALLTHRU_PREHEADERS): Likewise.
1002 (get_loop_body_in_custom_order): Declare.
1003 * cfgloopmanip.c (has_preds_from_loop): New.
1004 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1005 Assert that the preheader edge will be fall thru when it is set.
1006 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1007 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1008 fsel-sched-substitution, fselective-scheduling): New flags.
1009 * cse.c (hash_rtx_cb): New.
1011 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1012 sel_sched_insn_cnt): New counters.
1013 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1014 * genattr.c (main): Output maximal_insn_latency prototype.
1015 * genautomata.c (output_default_latencies): New. Factor its code from ...
1016 (output_internal_insn_latency_func): ... here.
1017 (output_internal_maximal_insn_latency_func): New.
1018 (output_maximal_insn_latency_func): New.
1019 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1020 (struct hard_reg_set_iterator): New.
1021 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1022 hard_reg_set_iter_next): New functions.
1023 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1024 * lists.c (remove_free_INSN_LIST_node,
1025 remove_free_EXPR_LIST_node): New functions.
1026 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1027 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1028 (loop_optimizer_finalize): Do not verify flow info after reload.
1029 * recog.c (validate_replace_rtx_1): New parameter simplify.
1030 Default it to true. Update all uses. Factor out simplifying
1032 (simplify_while_replacing): ... this new function.
1033 (validate_replace_rtx_part,
1034 validate_replace_rtx_part_nosimplify): New.
1035 * recog.h (validate_replace_rtx_part,
1036 validate_replace_rtx_part_nosimplify): Declare.
1037 * rtl.c (rtx_equal_p_cb): New.
1038 (rtx_equal_p): Use it.
1039 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1040 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1041 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1042 * vecprim.h: Add a vector type for unsigned int.
1043 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1044 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1045 ready_try, cycle_issued_insns, spec_info): Make global.
1046 (readyp): Initialize.
1047 (dfa_lookahead): New global variable.
1048 (old_max_uid, old_last_basic_block): Remove.
1049 (h_i_d): Make it a vector.
1050 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1052 (after_recovery, adding_bb_to_current_region_p):
1053 New variables to handle correct insertion of the recovery code.
1054 (struct ready_list): Move declaration to sched-int.h.
1055 (rgn_n_insns): Removed.
1056 (rtx_vec_t): Move to sched-int.h.
1057 (find_insn_reg_weight): Remove.
1058 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1059 (haifa_init_h_i_d, haifa_finish_h_i_d):
1060 New functions to initialize / finalize haifa instruction data.
1061 (extend_h_i_d, init_h_i_d): Rewrite.
1062 (unlink_other_notes): Move logic to add_to_note_list. Handle
1063 selective scheduler.
1064 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1065 find_fallthru_edge): Make global, remove static prototypes.
1066 (max_issue): Make global. Add privileged_n and state parameters. Use
1068 (extend_global, extend_all): Removed.
1069 (init_before_recovery): Add new param. Fix the handling of the case
1070 when we insert a recovery code before the EXIT which has a predecessor
1071 with a fallthrough edge to it.
1072 (create_recovery_block): Make global. Rename to
1073 sched_create_recovery_block. Update.
1074 (change_pattern): Rename to sched_change_pattern. Make global.
1075 (speculate_insn): Rename to sched_speculate_insn. Make global.
1076 Split haifa-specific functionality into ...
1077 (haifa_change_pattern): New static function.
1078 (sched_extend_bb): New static function.
1079 (sched_init_bbs): New function.
1080 (current_sched_info): Change type to struct haifa_sched_info.
1081 (insn_cost): Adjust for selective scheduling.
1082 (dep_cost_1): New function. Move logic from ...
1083 (dep_cost): ... here.
1084 (dep_cost): Use dep_cost_1.
1085 (contributes_to_priority_p): Use sched_deps_info instead of
1087 (priority): Adjust to work with selective scheduling. Process the
1088 corner case when all dependencies don't contribute to priority.
1089 (rank_for_schedule): Use ds_weak instead of dep_weak.
1090 (advance_state): New function. Move logic from ...
1091 (advance_one_cycle): ... here.
1092 (add_to_note_list, concat_note_lists): New functions.
1093 (rm_other_notes): Make static. Adjust for selective scheduling.
1094 (remove_notes, restore_other_notes): New functions.
1095 (move_insn): Add two arguments. Update assert. Don't call
1097 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1098 Remove more_issue, max_points. Move the code to initialize
1099 max_lookahead_tries to max_issue.
1100 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1101 ready. Adjust use of move_insn. Call restore_other_notes.
1103 (sched_init, sched_finish): Move Haifa-specific initialization/
1105 (haifa_sched_init, haifa_sched_finish): ... respectively.
1107 (setup_sched_dump): New function.
1108 (haifa_init_only_bb): New static function.
1109 (haifa_speculate_insn): New static function.
1110 (try_ready): Use haifa_* instead of speculate_insn and
1112 (extend_ready, extend_all): Remove.
1113 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1114 (create_check_block_twin, add_to_speculative_block): Use
1115 haifa_insns_init instead of extend_global. Update to use new
1116 initialization functions. Change parameter. Factor out code from
1117 create_check_block_twin to ...
1118 (sched_create_recovery_edges) ... this new function.
1119 (add_block): Remove.
1120 (sched_scan_info): New.
1121 (extend_bb): Use sched_scan_info.
1122 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1123 static functions for walking through scheduling region.
1124 (sched_luids): New vector variable to replace uid_to_luid.
1125 (luids_extend_insn): New function.
1126 (sched_max_luid): New variable.
1127 (luids_init_insn): New function.
1128 (sched_init_luids, sched_finish_luids): New functions.
1129 (insn_luid): New debug function.
1130 (sched_extend_target): New function.
1131 (haifa_init_insn): New static function.
1132 (sched_init_only_bb): New hook.
1133 (sched_split_block): New hook.
1134 (sched_split_block_1): New function.
1135 (sched_create_empty_bb): New hook.
1136 (sched_create_empty_bb_1): New function.
1137 (common_sched_info, ready): New global variables.
1138 (current_sched_info_var): Remove.
1139 (move_block_after_check): Use common_sched_info.
1140 (haifa_luid_for_non_insn): New static function.
1141 (init_before_recovery): Use haifa_init_only_bb instead of
1143 (increase_insn_priority): New.
1144 * modulo-sched.c: (issue_rate): Remove static declaration.
1145 (sms_sched_info): Change type to haifa_sched_info.
1146 (sms_sched_deps_info, sms_common_sched_info): New variables.
1147 (setup_sched_infos): New.
1148 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1149 Do not call regstat_free_calls_crossed.
1150 (sms_print_insn): Use const_rtx.
1151 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1152 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1153 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1154 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1155 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1156 current_sched_info to use it.
1157 (enum reg_pending_barrier_mode): Move to sched-int.h.
1158 (h_d_i_d): New variable. Initialize to NULL.
1159 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1161 (estimate_dep_weak): Remove static declaration.
1162 (sched_has_condition_p): New function. Adjust users of
1163 sched_get_condition to use it instead.
1164 (conditions_mutex_p): Add arguments indicating which conditions are
1166 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1167 argument to indicate whether returned condition is reversed. Do not
1168 generate new rtx when condition should be reversed; indicate it by
1169 setting new argument instead.
1170 (add_dependence_list_and_free): Add deps parameter.
1171 Update all users. Do not free dependence list when
1172 deps context is readonly.
1173 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1175 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1176 (remove_from_deps): New. Use the above functions.
1177 (cur_insn, can_start_lhs_rhs_p): New static variables.
1178 (add_or_update_back_dep_1): Initialize present_dep_type.
1179 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1180 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1181 haifa_note_dep): New functions implementing dependence hooks for
1182 the Haifa scheduler.
1183 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1184 note_dep): New functions.
1185 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1187 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1188 (free_deps): Initialize deps->reg_last.
1189 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1190 sched_analyze_insn): Update to use dependency hooks infrastructure
1191 and readonly contexts.
1192 (deps_analyze_insn): New function. Move part of logic from ...
1193 (sched_analyze): ... here. Also move some logic to ...
1194 (deps_start_bb): ... here. New function.
1195 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1197 (sched_deps_init): New function. Move code from ...
1198 (init_dependency_caches): ... here. Remove.
1199 (init_deps_data_vector): New.
1200 (sched_deps_finish): New function. Move code from ...
1201 (free_dependency_caches): ... here. Remove.
1202 (init_deps_global, finish_deps_global): Adjust for use with
1203 selective scheduling.
1204 (get_dep_weak): Move logic to ...
1205 (get_dep_weak_1): New function.
1206 (ds_merge): Move logic to ...
1207 (ds_merge_1): New static function.
1208 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1209 (ds_get_max_dep_weak): New function.
1210 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1211 (n_insns): Rename to rgn_n_insns.
1212 (debug_ebb_dependencies): New function.
1213 (init_ready_list): Use it.
1214 (begin_schedule_ready): Use sched_init_only_bb.
1215 (ebb_print_insn): Indicate when an insn starts a new cycle.
1216 (contributes_to_priority, compute_jump_reg_dependencies,
1217 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1218 (add_block1): Remove to ebb_add_block.
1219 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1220 (schedule_ebb): Initialize them. Use remove_notes instead of
1221 rm_other_notes. Use haifa_local_init/finish.
1222 (schedule_ebbs): Use haifa_sched_init/finish.
1223 * sched-int.h: Include vecprim.h, remove rtl.h.
1224 (struct ready_list): Delete declaration.
1225 (sched_verbose_param, enum sched_pass_id_t,
1226 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1227 (struct sched_scan_info_def): New structure.
1228 (sched_scan_info, sched_scan, sched_init_bbs,
1229 sched_init_luids, sched_finish_luids, sched_extend_target,
1230 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1231 (struct common_sched_info_def): New.
1232 (common_sched_info, haifa_common_sched_info,
1233 sched_emulate_haifa_p): Declare.
1235 (sched_luids): Declare.
1236 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1237 (sched_max_luid, insn_luid): Declare.
1238 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1239 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1240 print_insn, print_pattern, print_value, haifa_classify_insn,
1241 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1242 setup_sched_dump, sched_init, sched_finish,
1243 sel_insn_is_speculation_check): Export.
1244 (struct ready_list): Move from haifa-sched.c.
1245 (ready_try, ready, max_issue): Export.
1246 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1247 sched_init_only_bb, sched_split_block, sched_split_block_1,
1248 sched_create_empty_bb, sched_create_empty_bb_1,
1249 sched_create_recovery_block, sched_create_recovery_edges): Export.
1250 (enum reg_pending_barrier_mode): Export.
1251 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1253 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1254 print_insn field. Move add_block and fix_recovery_cfg to
1255 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1256 (struct sched_deps_info_def): ... this new structure.
1257 (sched_deps_info): Declare.
1258 (struct spec_info_def): Remove weakness_cutoff, add
1259 data_weakness_cutoff and control_weakness_cutoff.
1260 (spec_info): Declare.
1261 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1263 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1264 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1265 (current_sched_info): Change type to struct haifa_sched_info.
1266 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1267 (h_d_i_d): New variable.
1268 (HDID): New accessor macro.
1269 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1270 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1272 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1273 (enum SCHED_FLAGS): Update for selective scheduler.
1274 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1275 (init_dependency_caches, free_dependency_caches): Delete declarations.
1276 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1277 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1278 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1279 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1280 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1282 (rm_other_notes): Delete declaration.
1283 (schedule_block): Remove one argument.
1284 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1285 ready_element, ready_lastpos, sched_extend_ready_list,
1286 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1287 concat_note_lists): Export.
1288 (struct region): Move from sched-rgn.h.
1289 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1290 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1291 BLOCK_TO_BB, CONTAINING_RGN): Export.
1292 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1293 (current_nr_blocks, current_blocks, target_bb): Likewise.
1294 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1295 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1296 sched_rgn_local_init, extend_regions,
1297 rgn_make_new_region_out_of_new_block, compute_priorities,
1298 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1299 extend_rgns, deps_join rgn_setup_common_sched_info,
1300 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1301 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1302 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1303 increase_insn_priority): Likewise.
1304 * sched-rgn.c: Include sel-sched.h.
1305 (ref_counts): New static variable. Use it ...
1306 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1307 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1308 (sched_is_disabled_for_current_region_p): Delete static declaration.
1309 (struct region): Move to sched-int.h.
1310 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1311 ebb_head): Define and initialize.
1312 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1313 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1314 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1316 (find_single_block_region): Add new argument to indicate that EBB
1317 regions should be constructed.
1318 (debug_live): Delete declaration.
1319 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1320 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1322 (init_regions): Delete declaration.
1323 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1324 rgn_estimate_number_of_insns): New.
1325 (too_large): Use estimate_number_of_insns.
1326 (haifa_find_rgns): New. Move the code from ...
1327 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1328 (free_trg_info): New.
1329 (compute_trg_info): Allocate candidate tables here instead of ...
1330 (init_ready_list): ... here.
1331 (rgn_print_insn): Use const_rtx.
1332 (contributes_to_priority, extend_regions): Delete static declaration.
1333 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1334 (add_block1): Rename to rgn_add_block.
1335 (debug_rgn_dependencies): Delete static qualifier.
1336 (new_ready): Use sched_deps_info. Simplify.
1337 (rgn_common_sched_info, rgn_const_sched_deps_info,
1338 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1339 (region_sched_info): Rename to rgn_const_sched_info.
1340 (deps_join): New, extracted from ...
1341 (propagate_deps): ... here.
1342 (compute_block_dependences, debug_dependencies): Update for selective
1344 (free_rgn_deps, compute_priorities): New functions.
1345 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1346 sched_rgn_compute_dependencies): New functions.
1347 (schedule_region): Use them.
1348 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1349 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1351 (schedule_insns): Call new functions that were split out.
1352 (rgn_make_new_region_out_of_new_block): New.
1353 (get_rgn_sched_max_insns_priority): New.
1354 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1355 scheduling when appropriate.
1356 * sched-vis.c: Include insn-attr.h.
1357 (print_value, print_pattern): Make global.
1358 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1359 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1360 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1361 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1362 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1363 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1364 hooks. Initialize them to 0.
1365 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1366 * target.h (struct gcc_target): Add them. Rename gen_check field to
1368 * flags.h (sel_sched_switch_set): Declare.
1369 * opts.c (sel_sched_switch_set): New variable.
1370 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1371 pipelining is disabled from command line.
1372 (common_handle_option): Record whether selective scheduling is
1373 requested from command line.
1374 * doc/invoke.texi: Document new flags and parameters.
1375 * doc/tm.texi: Document new target hooks.
1376 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1377 (dfa_state_size): Do not declare locally.
1378 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1379 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1380 rs6000_alloc_sched_context, rs6000_set_sched_context,
1381 rs6000_free_sched_context): New functions.
1382 (struct _rs6000_sched_context): New.
1383 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1385 (rs6000_sched_finish): Do not run for selective scheduling.
1387 2008-08-31 Jan Hubicka <jh@suse.cz>
1389 * frv.c (frv_rtx_costs): Update forward declaration.
1390 * spu.c (spu_rtx_costs): Likewise.
1391 * pdp11.c: Include df.h
1392 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1393 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1394 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1395 * iq2000.c (iq2000_address_cost): Add speed argument.
1396 (iq2000_rtx_costs): Likewise.
1397 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1398 update call of mn10300_address_cost.
1399 * mcore.c: Include df.h
1400 (mcore_rtx_costs): Update prototype.
1401 * score3.c: Include df.h
1402 (score3_rtx_costs): Remove speed argument.
1403 * score7.c: Include df.h
1404 (score7_address_cost): Remove speed argument.
1405 * score-protos.h (score_address_cost): Update prototype.
1406 * score.c: Include df.h
1407 (score_rtx_costs): Update call of costs functions.
1408 * v850.c (v850_rtx_costs): Add bool argument.
1410 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1412 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1414 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1416 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1417 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1419 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1421 * mkmap-flat.awk: Add option pe_dll.
1422 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1423 * config/i386/t-cygwin (SHLIB_LC): Add.
1424 * config/i386/t-mingw32 (SHLIB_LC): Add.
1425 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1426 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1427 (LINK_SPEC): Support libgcc_s.
1428 (LIBGCC_SPEC): Support libgcc_s.
1429 (LIBGCC_SONAME): New.
1431 2008-08-31 Jan Hubicka <jh@suse.cz>
1433 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1434 mistakely had old version of patch.
1436 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1437 (ipcp_estimate_growth): New.
1438 (ipcp_insert_stage): Use ipcp_estimate_growth.
1439 * profile.c (branch_prob): When reading failed, do not consider
1442 2008-08-31 Jan Hubicka <jh@suse.cz>
1444 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1445 loop is optimized for speed.
1447 2008-08-31 Richard Guenther <rguenther@suse.de>
1450 * fold-const.c (fold_binary): Retain conversions in folding
1453 2008-08-31 Jan Hubicka <jh@suse.cz>
1455 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1456 * predict.c (maybe_hot_frequency_p): Make inline.
1457 (maybe_hot_count_p): Break out from ...
1458 (maybe_hot_bb_p): ... this one.
1459 (maybe_hot_edge_p): Simplify.
1460 * basic-block.h (probably_cold_bb_p): Remove.
1462 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1465 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1467 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1468 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1469 Also split V4SFmode.
1470 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1473 2008-08-31 Jan Hubicka <jh@suse.cz>
1475 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1477 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1479 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1482 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1485 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1486 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1488 2008-08-31 Jan Hubicka <jh@suse.cz>
1490 * sparc.h (BRANCH_COST): Fix macro definition.
1491 * avr.c (avr_operand_rtx_cost): Add speed argument.
1492 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1494 2008-08-31 Richard Guenther <rguenther@suse.de>
1496 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1497 types instead of operands. Re-instantiate verifying of
1498 binary expression operands.
1500 2008-08-30 Jan Hubicka <jh@suse.cz>
1502 * fwprop.c (should_replace_address): Add speed attribute.
1503 (PR_OPTIMIZE_FOR_SPEED): New flag.
1504 (propagate_rtx_1): Use it.
1505 (propagate_rtx): Set it.
1506 (try_fwprop_subst): Update call of rtx_costs.
1507 (forward_propagate_and_simplify): LIkewise.
1508 * hooks.c (hook_int_rtx_bool_0): New
1509 (hook_bool_rtx_int_int_intp_false): Replace by ...
1510 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1511 * hooks.h (hook_int_rtx_bool_0): New
1512 (hook_bool_rtx_int_int_intp_false): Replace by ...
1513 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1514 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1515 (prepare_cmp_insn): UPdate call of rtx_cost.
1516 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1517 (reload_cse_simplify_operands): Update call of rtx_cost.
1518 (reload_cse_move2add): call of rtx_cost.
1519 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1520 * rtlanal.c (rtx_cost): Add speed argument.
1521 (address_cost): Add speed argument
1522 (default_address_cost): Likewise.
1523 (insn_rtx_cost): Likewise.
1524 * cfgloopanal.c (seq_cost): Add speed argument.
1525 (target_reg_cost, target_spill_cost): Turn to array.
1526 (init_set_costs): Update for speed.
1527 (estimate_reg_pressure_cost): Add speed argument.
1528 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1529 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1530 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1531 (seq_cost): Add speed argument.
1532 (computation_cost): Add speed arugment.
1533 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1534 (force_expr_to_var_cost): Update for profile info.
1535 (force_var_cost): Likewise.
1536 (split_address_cost): Likewise.
1537 (ptr_difference_cost): Likewise.
1538 (difference_cost): Likewise.
1539 (get_computation_cost_at): Likewise.
1540 (determine_iv_cost): Likewise.
1541 (ivopts_global_cost_for_size): Likewise.
1542 (rewrite_use_address): Likewise.
1543 (tree_ssa_iv_optimize_loop): Initialize speed field.
1544 * cse.c (optimize_this_for_speed_p): New static var.
1545 (notreg_cost): Update call of rtx_cost.
1546 (cse_extended_basic_block): set optimize_this_for_speed_p.
1547 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1548 (noce_try_cmove_arith): Likewise.
1549 (noce_try_sign_mask): LIkewise.
1550 * expr.c (compress_float_constant): Update rtx_cost calls.
1551 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1552 (addr_to_parts): Likewise.
1553 (create_mem_ref): Likewise.
1554 * dse.c (find_shift_sequence): Add speed argument.
1555 (replace_read): Update call.
1556 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1557 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1558 * neg_cost, shift_cost, shiftadd_cost,
1559 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1560 mul_highpart_cost): Increase dimension.
1561 (init_expmed): Initialize for both size and speed.
1562 (expand_shift): Use profile.
1563 (synth_mult): Use profile.
1564 (choose_mult_variant): Use profile.
1565 (expand_mult): Use profile.
1566 (expand_mult_highpart_optab): Use profile.
1567 (expand_mult_highpart): Use profile.
1568 (expand_smod_pow2): Use profile.
1569 (expand_divmod): Use profile.
1570 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1571 * loop-invariant.c (create_new_invariant): Use profile.
1572 (gain_for_invariant): Add speed parameter.
1573 (best_gain_for_invariant): Likewise.
1574 (find_invariants_to_move): Likewise.
1575 (move_single_loop_invariants): Set it.
1576 * target-def.h (TARGET_RTX_COSTS): Use hook.
1577 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1578 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1579 * output.h (default_address_cost): Update prototype.
1580 * combine.c (optimize_this_for_speed_p): New static var.
1581 (combine_validate_cost): Update call of rtx_cost.
1582 (combine_instructions): Set optimize_this_for_speed_p.
1583 (expand_compound_operation): Update call of rtx_cost.
1584 (make_extraction):Update call of rtx_cost.
1585 (force_to_mode):Update call of rtx_cost.
1586 (distribute_and_simplify_rtx):Update call of rtx_cost.
1587 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1588 (estimate_reg_pressure_cost): Update prototype.
1589 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1590 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1592 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1593 (alpha_rtx_costs): Update.
1594 * config/frv/frv.c (frv_rtx_costs): Update.
1595 * config/s390/s390.c (s390_rtx_costs): Update.
1596 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1597 (m32c_rtx_costs): Update.
1598 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1599 (spu_rtx_costs): Update.
1600 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1601 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1602 * config/i386/i386.c (:ix86_address_cost): Update.
1603 (ix86_rtx_costs): Update.
1604 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1605 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1606 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1607 * config/crx/crx.c (crx_address_cost): Update.
1608 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1609 * config/stormy16/stormy16.c
1610 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1611 * config/m68hc11/m68hc11.c
1612 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1613 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1614 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1615 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1616 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1617 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1618 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1619 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1620 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1621 (mcore_rtx_costs): update.
1622 * config/score/score3.c (score3_rtx_costs): Update.
1623 * config/score/score7.c (score7_rtx_costs): Update.
1624 * config/score/score3.h (score3_rtx_costs):Update.
1625 * config/score/score7.h (score7_rtx_costs): Update.
1626 * config/score/score.c (score_rtx_costs): Update.
1627 * config/arm/arm.c (arm_address_cost): Update.
1628 (arm_rtx_costs_1): Update.
1629 (arm_rtx_costs_1): Update.
1630 (arm_size_rtx_costs): Update.
1631 (arm_size_rtx_costs): Update.
1632 (arm_size_rtx_costs): Update.
1633 (arm_xscale_rtx_costs): Update.
1634 (arm_thumb_address_cost): Update.
1635 * config/pa/pa.c (hppa_address_cost): Update.
1636 * config/mips/mips.c (mips_rtx_costs): Update.
1637 * config/vax/vax.c (vax_address_cost): Update.
1638 * config/h8300/h8300.c (h8300_shift_costs): Update.
1639 (h8300_rtx_costs): Update.
1640 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1641 (v850_rtx_costs): Update.
1642 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1643 * config/bfin/bfin.c
1644 (bfin_address_cost): Update.
1645 (bfin_rtx_costs): Update.
1646 * stmt.c (lshift_cheap_p): Update.
1648 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1651 * expmed.c (extract_bit_field_1): Check the mode size to make
1652 sure the vector modes have the same size.
1654 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1656 * dojump.c (top level): Include basic-block.h to declare
1657 optimize_insn_for_speed_p
1659 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1661 * opts.h (CL_SAVE): New option class for marking options that are
1662 target specific options usable in the target attribute.
1663 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1665 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1666 can easily find the target specific options that are safe to use
1667 in the attribute or pragma.
1669 * attribs.c (decl_attributes): Change #pragma GCC option to
1670 #pragma GCC target, and attribute((option(...))) to
1671 attribute((target(...))).
1673 * doc/extend.texi (target attribute): Change from option
1674 attribute. Delete push/pop/reset.
1675 (#pragma GCC target): Change from #pragma GCC option. Delete
1677 (#pragma GCC push_options): Document new pragma.
1678 (#pragma GCC pop_options): Document new pragma.
1679 (#pragma GCC reset_options): Document new pragma.
1681 * targhooks.c (default_target_option_valid_attribute_p): Add
1682 warning about port not supporting target attributes.
1683 (default_target_option_pragma_parse): New function, warn about
1684 #pragma GCC target not being supported.
1686 * targhooks.h (default_target_option_pragma_parse): Add
1689 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1690 TI_CURRENT_OPTION_PRAGMA.
1691 (current_target_pragma): Rename from current_option_pragma.
1693 * target.h: (struct target_option): Delete booleans for changing
1694 the optimization level on hot/cold functions. Change signature of
1695 pragma_parse hook to take a second tree.
1697 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1699 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1700 that the declaration is done at global scope.
1702 * langhooks.c (add_builtin_function_common): Move most of the code
1703 from add_builtin_function here, calling the hook passed in.
1704 (add_builtin_function): Call add_builtin_function_common with
1705 standard builtin hook.
1706 (add_builtin_function_ext_scope): New function to add builtins to
1709 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1711 (add_builtin_function_ext_scope): Add declaration.
1713 * c-pragma.c (handle_pragma_target): Rename from
1714 handle_pragma_option, #pragma GCC option is now #pragma GCC
1715 target. Move warning about port not supporting target options to
1716 default pragma parse hook. Remove push/pop/reset from this
1718 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1719 (option_stack): Delete static variable.
1720 (optimize_stack): Ditto.
1721 (optons_stack): New stack of saved target and optimization
1723 (handle_pragma_push_options): New function to handle pushing both
1724 target and optimization options.
1725 (handle_pragma_pop_options): New function to handle popping both
1726 target and optimization options.
1727 (handle_pragma_reset_options): New function to handle resetting
1728 both target and optimization options to their initial state.
1729 (init_pragma): Rename handle_pragma_option to
1730 handle_pragma_target. Add support for push_options, pop_options,
1731 and reset_options pragmas.
1733 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1734 default_target_option_pragma_parse.
1735 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1736 default_target_option_valid_attribute_p.
1737 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1738 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1739 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1740 optimization level on hot/cold functions.
1742 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1743 if the caller and callee have different optimization levels.
1745 * c-common.c (handle_target_attribute): Rename from
1746 handle_option_attribute, attribute((option(...))) is now
1747 attribute((target(...))). Move warning if the port does not
1748 support target attributes to the default hook.
1749 (handle_hot_attribute): Delete code to change the optimization
1750 level of hot functions.
1751 (handle_cold_attribute): Ditto.
1753 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1754 argument that is the binary tree options to use if there are no
1755 arguments. Call ix86_valid_target_attribute_tree instead of
1756 ix86_valid_option_attribute_tree.
1757 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1758 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1759 ix86_pragma_option_parse.
1761 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1762 Rename from ix86_valid_option_attribute_tree.
1764 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1765 new builtins when the ISA changes.
1766 (ix86_valid_target_attribute_tree): Rename from
1767 ix86_valid_option_attribute_tree. Change callers. If the
1768 function specified optimization options, use those as the starting
1769 point before setting up the target attributes. If the
1770 optimization options were changed in the course of setting the
1771 target attributes, record the new optimization options.
1772 (ix86_valid_target_attribute_tree_inner_p): Rename from
1773 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1774 ix86_add_new_builtins if the ISA changed.
1775 (ix86_valid_target_attribute_p): Rename from
1776 ix86_valid_option_attribute_p. Change callers.
1777 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1778 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1779 as delayed builtin functions.
1780 (struct builtin_isa): New structure to record builtin functions
1781 that should be delayed until the ISA for that function is used.
1782 (ix86_builtins_isa): Change from int to struct to track builtin
1783 functions we want to declare at some point.
1784 (def_builtin): If the front end can delay defining the builtin
1785 functions, don't create builtins for ISAs not part of the default
1787 (def_builtin_const): Ditto.
1788 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1789 __builtin_ia32_pcmov_v2di to be different builtin functions.
1790 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1791 a structure instead of an int.
1792 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1793 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1794 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1795 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1797 * config/ia64/ia64.h
1798 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1799 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1801 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1802 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1803 (LANG_HOOKS_INITIALIZER): Add
1804 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1806 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1809 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1810 the reload address with the index register for SFmode
1811 access with a displacement.
1813 2008-08-30 Jan Hubicka <jh@suse.cz>
1815 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1816 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1817 * dojump.c (do_jump): Likewise.
1818 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1819 (note-if_info): Add BRANCH_COST.
1820 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1821 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1822 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1824 * expr.h (BRANCH_COST): Update default.
1825 * predict.c (predictable_edge_p): New function.
1826 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1827 Update BRANCH_COST call.
1828 * basic-block.h (predictable_edge_p): Declare.
1829 * config/alpha/alpha.h (BRANCH_COST): Update.
1830 * config/frv/frv.h (BRANCH_COST): Update.
1831 * config/s390/s390.h (BRANCH_COST): Update.
1832 * config/spu/spu.h (BRANCH_COST): Update.
1833 * config/sparc/sparc.h (BRANCH_COST): Update.
1834 * config/m32r/m32r.h (BRANCH_COST): Update.
1835 * config/i386/i386.h (BRANCH_COST): Update.
1836 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1837 * config/sh/sh.h (BRANCH_COST): Update.
1838 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1839 * config/avr/avr.h (BRANCH_COST): Update.
1840 * config/crx/crx.h (BRANCH_COST): Update.
1841 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1842 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1843 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1844 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1845 * config/ia64/ia64.h (BRANCH_COST): Update.
1846 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1847 * config/arc/arc.h (BRANCH_COST): Update.
1848 * config/score/score.h (BRANCH_COST): Update.
1849 * config/arm/arm.h (BRANCH_COST): Update.
1850 * config/pa/pa.h (BRANCH_COST): Update.
1851 * config/mips/mips.h (BRANCH_COST): Update.
1852 * config/vax/vax.h (BRANCH_COST): Update.
1853 * config/h8300/h8300.h (BRANCH_COST): Update.
1854 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1855 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1856 * doc/tm.texi (BRANCH_COST): Update.
1858 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1861 * config/arm/arm.c (arm_optimization_options): Set
1862 flag_section_anchors to 2 instead of 1 to distinguish it from
1863 -fsection-anchors given explicitely on the command line.
1865 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1867 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1868 final insn of a split.
1870 2008-08-30 Jan Hubicka <jh@suse.cz>
1872 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1873 optimized for speed.
1874 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1875 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1876 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1877 flag_gcse_after_reload_set): New static vars.
1878 (common_handle_option): Enable those flags for profile-use.
1879 (decode_options): Remove optimize_size flags that are handled
1880 on higher granuality.
1881 * tree-vectorizer.c (vectorize_loops): Use
1882 optimize_loop_nest_for_speed_p.
1883 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1884 * tree-predcom.c (tree_predictive_commoning): Use
1885 optimize_loop_for_speed_p.
1886 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1887 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1888 * predict.c (optimize_loop_for_speed_p): Fix walk.
1890 2008-08-30 Jan Hubicka <jh@suse.cz>
1892 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1894 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1895 profile presence locally.
1897 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1900 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1901 versions before 4.0.
1903 2008-08-29 Jan Hubicka <jh@suse.cz>
1905 * tree-inline.c (insert_init_stmt): Insert sequence even when
1908 2008-08-29 Jeff Law <law@redhat.com>
1910 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1911 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1912 location and class is an FP register.
1914 2008-08-29 Jan Hubicka <jh@suse.cz>
1916 * see.c (see_merge_one_def_extension): Silence used uninitialized
1918 * matrix-reorg.c (check_allocation_function): Likewise.
1919 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1921 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1924 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1925 compute new & and | in type rather than TREE_TYPE (arg0).
1927 * dwarf2out.c (fortran_common): Update comment.
1928 (gen_variable_die): Swap com_die and var_die variables in Fortran
1929 COMMON block handling code.
1931 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1933 * dwarf2out.c (gen_const_die): New function.
1934 (size_of_die, value_format, output_die): Output larger
1935 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1936 (native_encode_initializer): New function.
1937 (tree_add_const_value_attribute): Call it.
1938 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1940 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1941 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1942 TREE_THIS_VOLATILE to add_type_attribute.
1944 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1946 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1949 * dwarf2out.c (loc_by_reference): New function.
1950 (add_location_or_const_value_attribute): Use it.
1953 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1954 as DW_TAG_variable children of DW_TAG_common_block rather than
1955 DW_TAG_member children. Put DW_AT_external to individual
1956 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1958 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1959 loc_descriptor_from_tree_1.
1963 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1964 arguments to imported_module_or_decl.
1965 (debug_nothing_tree_tree): Removed.
1966 (debug_nothing_tree_tree_tree_bool): New prototype.
1967 * debug.c (do_nothing_debug_hooks): Adjust.
1968 (debug_nothing_tree_tree): Removed.
1969 (debug_nothing_tree_tree_tree_bool): New function.
1970 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1971 (gen_variable_die): Put all common vars for the
1972 same COMMON block under one DW_TAG_common_block.
1973 (declare_in_namespace): Return new context_die, for Fortran
1974 return the module DIE instead of adding extra declarations into
1976 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1977 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1978 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1980 (dwarf2out_global_decl): Don't skip Fortran global vars.
1981 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1982 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1983 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1984 DW_TAG_imported_declaration as child of previous
1985 DW_TAG_imported_module.
1986 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1987 * sdbout.c (sdb_debug_hooks): Likewise.
1988 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1990 2008-08-29 Jan Hubicka <jh@suse.cz>
1992 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1994 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1995 * ipa-cp.c (n_cloning_candidates): New static variable.
1996 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1997 (ipcp_print_all_lattices): Improve debug output.
1998 (ipcp_cloning_candidate_p): New function.
1999 (ipcp_initialize_node_lattices): Use it.
2000 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2001 (ipcp_propagate_stage): Prettier debug output.
2002 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2003 (ipcp_print_all_structures): Remove.
2004 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2005 (ipcp_insert_stage): Prettier debug output; call
2006 cgraph_remove_unreachable_nodes before propagating.
2007 (pass_ipa_cp): Schedule function removal pass.
2008 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2010 (cgraph_maybe_hot_edge_p): Move to ...
2011 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2012 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2013 (common_handle_option): Set them; enable ipa-cp when profiling.
2014 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2015 (ipa_print_all_jump_functions): Likewise.
2016 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2017 (ipa_print_node_params, ipa_print_all_params): New.
2018 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2019 ipa_print_all_param_flags): Remove.
2020 (ipa_print_node_params, ipa_print_all_params): New.
2022 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2024 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2025 change from 2008-04-03.
2026 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2028 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2032 * ira-color.c (push_allocnos_to_stack): Truncate
2033 removed_splay_allocno_vec.
2035 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2038 * ira-color (ira_fast_allocation): Don't assign hard registers to
2041 2008-08-29 Jan Hubicka <jh@suse.cz>
2044 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2045 for cold internal loops.
2047 2008-08-29 Richard Guenther <rguenther@suse.de>
2049 * tree-ssa-structalias.c (create_variable_info_for): Do not
2050 create fields for heap vars or vars with a noalias state.
2051 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2054 2008-08-29 Richard Guenther <rguenther@suse.de>
2056 * common.opt (ftree-store-ccp): Mark as preserved for
2057 backward compatibility.
2058 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2059 * tree-pass.h (pass_store_ccp): Remove.
2060 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2061 (first_vdef): Remove declaration.
2062 (get_value_loaded_by): Likewise.
2063 * tree-ssa-ccp.c (do_store_ccp): Remove.
2064 (get_default_value): Simplify as do_store_ccp is always false
2065 now. Do not initialize mem_ref.
2066 (set_value_varying): Likewise.
2067 (canonicalize_float_value): Likewise.
2068 (set_lattice_value): Likewise.
2069 (likely_value): Likewise.
2070 (surely_varying_stmt_p): Likewise.
2071 (ccp_initialize): Likewise.
2072 (ccp_lattice_meet): Likewise.
2073 (ccp_visit_phi_node): Likewise.
2074 (ccp_fold): Likewise.
2075 (evaluate_stmt): Likewise.
2076 (visit_assignment): Likewise.
2077 (ccp_visit_stmt): Likewise.
2078 (execute_ssa_ccp): Fold into ...
2079 (do_ssa_ccp): ... this.
2080 (do_ssa_store_ccp): Remove.
2081 (gate_store_ccp): Likewise.
2082 (pass_store_ccp): Likewise.
2083 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2085 * tree-ssa-propagate.c (first_vdef): Remove.
2086 (get_value_loaded_by): Likewise.
2087 (replace_vuses_in): Likewise.
2088 (substitute_and_fold): Do not call replace_vuses_in.
2089 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2091 2008-08-29 Richard Guenther <rguenther@suse.de>
2094 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2095 PARAM_NOALIAS tags with is_heapvar.
2096 * tree-ssa-operands.c (access_can_touch_variable): Offset
2097 based tests do not apply for heapvars. Fix offset test.
2099 2008-08-29 Jan Hubicka <jh@suse.cz>
2101 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2102 (-fipa-cp-clone): Enabled by default at -O3.
2103 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2104 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2106 2008-08-29 Jan Hubicka <jh@suse.cz>
2108 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2110 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2112 * gimple.c (giple_copy_call_skip_args): New function.
2113 (giple_copy_call_skip_args): Declare.
2115 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2116 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2117 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2118 (ipcp_create_replace_map): Improve debug output.
2119 (ipcp_need_redirect_p): Return false when not clonning.
2120 (ipcp_update_callgraph): Skip args.
2121 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2123 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2124 (save_inline_function_body): Update call of tree_function_versioning.
2125 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2126 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2127 (tree_function_versioning): Likewise.
2128 * tree-inline.h (tree_function_versioning): Update prototype.
2130 2008-08-29 Jan Hubicka <jh@suse.cz>
2132 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2133 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2134 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2135 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2136 * value-prof.c (gimple_divmod_fixed_value_transform,
2137 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2138 gimple_stringops_transform): Use optimize_bb_for_size_p.
2139 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2140 * final.c (compute_alignments): Use optimize_function_for_size_p.
2141 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2142 (fold_builtin_strcpy, fold_builtin_fputs): Use
2143 optimize_function_for_size_p.
2144 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2145 * recog.c (relax_delay_slots): Likewise.
2146 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2147 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2148 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2149 optimize_function_for_size_p.
2150 (cgraph_decide_inlining_of_small_function): Use
2151 optimize_function_for_size_p.
2152 * global.c (find_reg): Use optimize_function_for_size_p.
2153 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2154 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2155 flag_prefetch_loop_arrays. Those can work it out from profile.
2156 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2157 optimize_loop_for_speed_p.
2158 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2160 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2161 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2162 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2163 * local-alloc.c (block_alloc): Pass BB pointer.
2164 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2165 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2166 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2167 (decide_peel_completely): Likewise.
2168 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2169 optimize_loop_for_size_p.
2170 (vect_enhance_data_refs_alignment): Likewise.
2171 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2172 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2173 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2174 (try_crossjump_bb): Use optimize_bb_for_size_p.
2175 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2176 optimize_loop_for_speed_p.
2177 * bb-reorder.c (find_traces_1_round): Likewise.
2178 (copy_bb): Use optimize_bb_for_speed_p.
2179 (duplicate_computed_gotos): Likewise.
2180 * basic-block.h (optimize_loop_nest_for_size_p,
2181 optimize_loop_nest_for_speed_p): New.
2182 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2184 2008-08-29 Tristan Gingold <gingold@adacore.com>
2186 * gcov.c (main): Call expandargv.
2188 2008-08-29 Jan Hubicka <jh@suse.cz>
2190 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2192 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2194 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2195 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2197 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2199 2008-08-29 Jan Hubicka <jh@suse.cz>
2201 * tree-pass.h (pass_strip_predict_hints): Declare.
2202 * predict.c (strip_builtin_expect): Rename to ...
2203 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2204 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2205 (tree_estimate_probability): Do not strip builtin_expect.
2206 (pass_strip_predict_hints): New pass.
2207 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2209 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2211 2008-08-29 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/37207
2214 * tree-vrp.c (extract_range_from_binary_expr): Also try
2215 to constant fold if only one of the operands is a constant.
2217 2008-08-29 Nick Clifton <nickc@redhat.com>
2219 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2220 the same way as SYMBOL_REFs.
2222 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2224 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2226 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2228 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2229 * config/mips/mips.md (branch_likely): Remove const. Fix
2231 (define_delay for type "branch"): Change to only apply for branch
2232 with likely variant.
2233 (define_delay for type "branch" and "branch_likely" no). New delay
2235 (equality_op): New code iterator.
2236 (bbv, bbinv): New code attributes.
2237 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2240 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2241 Andrew Pinski <pinskia@gcc.gnu.org>
2244 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2246 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2248 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2249 rule that a symbolic constant must be defined and >= 0 for the
2250 corresponding facility to be present at compile-time.
2251 * gthr-posix.c: Likewise.
2253 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2255 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2256 * config/mips/mips.md (D): New mode attribute.
2257 (mulsi3, muldi3): Merge it into ...
2258 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2260 (muldi3_mul3): New pattern.
2261 (mulsi3_mult3): Rename to mulsi3_mul3.
2263 2008-08-28 Jan Hubicka <jh@suse.cz>
2265 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2267 * predict.c (always_optimize_for_size_p): Rename to ...
2268 (optimize_function_for_size): ... this one; make extern.
2269 (optimize_function_for_speed_p): New.
2270 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2271 optimize_edge_for_size_p,optimize_edge_for_size_p,
2272 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2273 * basic-block.h (optimize_function_for_size_p,
2274 optimize_function_for_speed_p): Declare.
2275 * i386.md (optimize_size checks): Replace them by appropriate
2277 (standard_80387_constant_p, ix86_compute_frame_layout,
2278 ix86_expand_epilogue, ix86_decompose_address,
2279 print_operand, emit_i387_cw_initialization,
2280 inline_memory_move_cost, ix86_pad_returns,
2281 ix86_reorg): Replace optimize_size checks.
2283 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2285 * rtl.h (simplify_subreg_regno): Declare.
2286 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2287 * simplify-rtx.c (simplify_subreg): ...here.
2288 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2289 subreg_offset_representable_p.
2291 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2294 * c-typeck.c (convert_for_assignment): Give a note describing what
2295 was passed and what was expected.
2297 2008-08-28 Joey Ye <joey.ye@intel.com>
2299 * doc/extend.texi: Document AVX built-in functions.
2300 * doc/invoke.texi: Document -mavx.
2302 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2303 Joey Ye <joey.ye@intel.com>
2304 Xuepeng Guo <xuepeng.guo@intel.com>
2306 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2308 * config/i386/cpuid.h (bit_FMA): New.
2309 (bit_XSAVE): Likewise.
2310 (bit_OSXSAVE): Likewise.
2311 (bit_AVX): Likewise.
2313 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2314 define. Use ASM_OUTPUT_AVX_PREFIX.
2316 * config/i386/gmmintrin.h: New.
2318 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2319 (OPTION_MASK_ISA_AVX_SET): New.
2320 (OPTION_MASK_ISA_FMA_SET): Likewise.
2321 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2322 (OPTION_MASK_ISA_FMA_SET): Likewise.
2323 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2324 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2325 (pta_flags): Add PTA_AVX and PTA_FMA.
2326 (override_options): Handle PTA_AVX and PTA_FMA.
2327 (init_cumulative_args): Handle warn_avx.
2328 (classify_argument): Return 0 for COImode and OImode. Return
2329 1 and X86_64_AVX_CLASS for 256bit vector types.
2330 (examine_argument): Handle X86_64_AVX_CLASS.
2331 (construct_container): Likewise.
2332 (function_arg_advance_32): Pass OImode and 256bit vector types
2334 (function_arg_advance_64): Take a new argument to indicate if a
2335 parameter is named. Handle 256bit vector types. Return
2336 immediately for unnamed 256bit vector mode parameters.
2337 (function_arg_advance): Updated.
2338 (function_arg_32): Add comments for TImode. Handle OImode
2339 and 256bit vector types.
2340 (function_arg_64): Take a new argument to indicate if a
2341 parameter is named. Handle 256bit vector types. Return NULL
2342 for unnamed 256bit vector mode parameters.
2343 (function_arg): Updated.
2344 (setup_incoming_varargs_64): Support
2345 AVX encoding for *sse_prologue_save_insn.
2346 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2347 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2348 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2349 enabled, otherwise return -3.
2350 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2352 (print_reg): Support AVX registers. Handle 'x' and 't'.
2353 Handle 'd' to duplicate the operand.
2354 (print_operand): Likewise. Also support AVX vector compare
2356 (output_387_binary_op): Support AVX.
2357 (output_fp_compare): Likewise.
2358 (ix86_expand_vector_move_misalign): Likewise.
2359 (ix86_attr_length_vex_default): New.
2360 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2361 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2362 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2363 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2364 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2365 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2366 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2367 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2368 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2369 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2370 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2371 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2372 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2373 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2374 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2375 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2376 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2377 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2378 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2379 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2380 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2381 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2382 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2383 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2384 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2385 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2386 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2387 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2388 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2389 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2390 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2391 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2392 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2393 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2394 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2395 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2396 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2397 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2398 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2399 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2400 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2401 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2402 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2403 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2404 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2405 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2406 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2407 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2408 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2409 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2410 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2411 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2412 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2413 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2414 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2415 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2416 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2417 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2418 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2419 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2420 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2421 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2422 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2423 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2424 and IX86_BUILTIN_MOVMSKPS256,
2425 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2426 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2427 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2428 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2429 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2430 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2431 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2432 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2433 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2434 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2435 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2436 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2437 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2438 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2439 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2440 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2441 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2442 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2443 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2444 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2445 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2446 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2447 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2448 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2449 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2450 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2451 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2452 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2453 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2454 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2455 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2456 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2457 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2458 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2459 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2460 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2461 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2462 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2463 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2464 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2465 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2466 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2467 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2468 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2469 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2470 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2471 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2472 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2473 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2474 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2475 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2476 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2477 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2478 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2479 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2480 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2481 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2482 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2484 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2485 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2486 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2487 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2488 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2489 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2490 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2491 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2492 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2493 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2494 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2495 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2496 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2497 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2498 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2499 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2500 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2501 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2502 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2503 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2504 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2505 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2506 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2507 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2508 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2509 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2510 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2511 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2512 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2513 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2514 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2515 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2516 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2517 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2518 IX86_BUILTIN_MOVMSKPS256.
2519 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2520 (ix86_expand_args_builtin): Likewise.
2521 (ix86_expand_special_args_builtin): Likewise.
2522 (ix86_hard_regno_mode_ok): Handle AVX modes.
2523 (ix86_expand_vector_init_duplicate): Likewise.
2524 (ix86_expand_vector_init_one_nonzero): Likewise.
2525 (ix86_expand_vector_init_one_var): Likewise.
2526 (ix86_expand_vector_init_concat): Likewise.
2527 (ix86_expand_vector_init_general): Likewise.
2528 (ix86_expand_vector_set): Likewise.
2529 (ix86_vector_mode_supported_p): Likewise.
2530 (x86_extended_reg_mentioned_p): Check INSN_P before using
2533 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2534 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2536 * config/i386/i386.h (TARGET_AVX): New.
2537 (TARGET_FMA): Likewise.
2538 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2539 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2540 (VALID_AVX256_REG_MODE): New.
2541 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2542 (AVX_FLOAT_MODE_P): Likewise.
2543 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2544 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2545 (AVX_VEC_FLOAT_MODE_P): Likewise.
2546 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2547 (ASM_OUTPUT_OPCODE): Likewise.
2548 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2550 (SSE_REG_MODE_P): Allow 256bit vector modes.
2551 (ix86_args): Add a warn_avx field.
2553 * config/i386/i386.md (UNSPEC_PCMP): New.
2554 (UNSPEC_VPERMIL): Likewise.
2555 (UNSPEC_VPERMIL2): Likewise.
2556 (UNSPEC_VPERMIL2F128): Likewise.
2557 (UNSPEC_MASKLOAD): Likewise.
2558 (UNSPEC_MASKSTORE): Likewise.
2559 (UNSPEC_CAST): Likewise.
2560 (UNSPEC_VTESTP): Likewise.
2561 (UNSPECV_VZEROALL): Likewise.
2562 (UNSPECV_VZEROUPPER): Likewise.
2563 (XMM0_REG): Likewise.
2564 (XMM1_REG): Likewise.
2565 (XMM2_REG): Likewise.
2566 (XMM3_REG): Likewise.
2567 (XMM4_REG): Likewise.
2568 (XMM5_REG): Likewise.
2569 (XMM6_REG): Likewise.
2570 (XMM8_REG): Likewise.
2571 (XMM9_REG): Likewise.
2572 (XMM10_REG): Likewise.
2573 (XMM11_REG): Likewise.
2574 (XMM12_REG): Likewise.
2575 (XMM13_REG): Likewise.
2576 (XMM14_REG): Likewise.
2577 (XMM15_REG): Likewise.
2579 (prefix_vex_imm8): Likewise.
2580 (prefix_vex_w): Likewise.
2581 (length_vex): Likewise.
2584 (*avx_ashlti3): Likewise.
2585 (*avx_lshrti3): Likewise.
2586 (*avx_setcc<mode>): Likewise.
2587 (*fop_<mode>_comm_mixed_avx): Likewise.
2588 (*fop_<mode>_comm_avx): Likewise.
2589 (*fop_<mode>_1_mixed_avx): Likewise.
2590 (*fop_<mode>_1_avx): Likewise.
2591 (*avx_<code><mode>3): Likewise.
2592 (*avx_ieee_smin<mode>3): Likewise.
2593 (*avx_ieee_smax<mode>3): Likewise.
2594 (mode): Add OI, V8SF and V4DF.
2595 (length): Support VEX prefix.
2596 (*cmpfp_i_mixed): Set prefix attribute.
2597 (*cmpfp_i_sse): Likewise.
2598 (*cmpfp_iu_mixed): Likewise.
2599 (*cmpfp_iu_sse): Likewise.
2600 (*movsi_1): Support AVX.
2601 (*movdi_2): Likewise.
2602 (*movdi_1_rex64): Likewise.
2603 (*movti_internal): Likewise.
2604 (*movti_rex64): Likewise.
2605 (*movsf_1): Likewise.
2606 (*movdf_nointeger): Likewise.
2607 (*movdf_integer_rex64): Likewise.
2608 (*movtf_internal): Likewise.
2609 (zero_extendsidi2_32): Likewise.
2610 (zero_extendsidi2_rex64): Likewise.
2611 (*extendsfdf2_mixed): Likewise.
2612 (*extendsfdf2_sse): Likewise.
2613 (*truncdfsf_fast_mixed): Likewise.
2614 (*truncdfsf_fast_sse): Likewise.
2615 (*truncdfsf_mixed): Likewise.
2616 (fix_trunc<mode>di_sse): Likewise.
2617 (fix_trunc<mode>si_sse): Likewise.
2618 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2619 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2620 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2621 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2622 (*rcpsf2_sse): Likewise.
2623 (*rsqrtsf2_sse): Likewise.
2624 (*sqrt<mode>2_sse): Likewise.
2625 (sse4_1_round<mode>2): Likewise.
2626 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2627 Support AVX. Set length attribute properly for AVX.
2629 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2630 (VECTOR_MODES (FLOAT, 32)): Likewise.
2631 (VECTOR_MODE (INT, DI, 8)): Likewise.
2632 (VECTOR_MODE (INT, HI, 32)): Likewise.
2633 (VECTOR_MODE (INT, QI, 64)): Likewise.
2634 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2635 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2636 (VECTOR_MODE (INT, DI, 4)): Removed.
2637 (VECTOR_MODE (INT, SI, 8)): Likewise.
2638 (VECTOR_MODE (INT, HI, 16)): Likewise.
2639 (VECTOR_MODE (INT, QI, 32)): Likewise.
2640 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2641 (INT_MODE (OI, 32)): Likewise.
2643 * config/i386/i386.opt (mavx): New.
2646 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2648 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2649 (*mov<mode>_internal_avx): New.
2650 (*movv2sf_internal_rex64_avx): Likewise.
2651 (*movv2sf_internal_avx): Likewise.
2653 * config/i386/predicates.md (const_4_to_5_operand): New.
2654 (const_6_to_7_operand): Likewise.
2655 (const_8_to_11_operand): Likewise.
2656 (const_12_to_15_operand): Likewise.
2657 (avx_comparison_float_operator): Likewise.
2659 * config/i386/sse.md (AVX256MODEI): New.
2660 (AVX256MODE): Likewise.
2661 (AVXMODEQI): Likewise.
2662 (AVXMODE): Likewise.
2663 (AVX256MODEF2P): Likewise.
2664 (AVX256MODE2P): Likewise.
2665 (AVX256MODE4P): Likewise.
2666 (AVX256MODE8P): Likewise.
2667 (AVXMODEF2P): Likewise.
2668 (AVXMODEF4P): Likewise.
2669 (AVXMODEDCVTDQ2PS): Likewise.
2670 (AVXMODEDCVTPS2DQ): Likewise.
2671 (avxvecmode): Likewise.
2672 (avxvecpsmode): Likewise.
2673 (avxhalfvecmode): Likewise.
2674 (avxscalarmode): Likewise.
2675 (avxcvtvecmode): Likewise.
2676 (avxpermvecmode): Likewise.
2677 (avxmodesuffixf2c): Likewise.
2678 (avxmodesuffixp): Likewise.
2679 (avxmodesuffixs): Likewise.
2680 (avxmodesuffix): Likewise.
2681 (vpermilbits): Likewise.
2682 (pinsrbits): Likewise.
2683 (mov<mode>): Likewise.
2684 (*mov<mode>_internal): Likewise.
2685 (push<mode>1): Likewise.
2686 (movmisalign<mode>): Likewise.
2687 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2688 (avx_movdqu<avxmodesuffix>): Likewise.
2689 (avx_lddqu<avxmodesuffix>): Likewise.
2690 (<plusminus_insn><mode>3): Likewise.
2691 (*avx_<plusminus_insn><mode>3): Likewise.
2692 (*avx_vm<plusminus_insn><mode>3): Likewise.
2693 (mul<mode>3): Likewise.
2694 (*avx_mul<mode>3): Likewise.
2695 (*avx_vmmul<mode>3): Likewise.
2696 (divv8sf3): Likewise.
2697 (divv4df3): Likewise.
2698 (avx_div<mode>3): Likewise.
2699 (*avx_div<mode>3): Likewise.
2700 (*avx_vmdiv<mode>3): Likewise.
2701 (avx_rcpv8sf2): Likewise.
2702 (*avx_vmrcpv4sf2): Likewise.
2703 (sqrtv8sf2): Likewise.
2704 (avx_sqrtv8sf2): Likewise.
2705 (*avx_vmsqrt<mode>2): Likewise.
2706 (rsqrtv8sf2): Likewise.
2707 (avx_rsqrtv8sf2): Likewise.
2708 (*avx_vmrsqrtv4sf2): Likewise.
2709 (<code><mode>3): Likewise.
2710 (*avx_<code><mode>3_finite): Likewise.
2711 (*avx_<code><mode>3): Likewise.
2712 (*avx_vm<code><mode>3): Likewise.
2713 (*avx_ieee_smin<mode>3): Likewise.
2714 (*avx_ieee_smax<mode>3): Likewise.
2715 (avx_addsubv8sf3): Likewise.
2716 (avx_addsubv4df3): Likewise.
2717 (*avx_addsubv4sf3): Likewise.
2718 (*avx_addsubv2df3): Likewise.
2719 (avx_h<plusminus_insn>v4df3): Likewise.
2720 (avx_h<plusminus_insn>v8sf3): Likewise.
2721 (*avx_h<plusminus_insn>v4sf3): Likewise.
2722 (*avx_h<plusminus_insn>v2df3): Likewise.
2723 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2724 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2725 (*avx_maskcmp<mode>3): Likewise.
2726 (avx_nand<mode>3): Likewise.
2727 (*avx_<code><mode>3): Likewise.
2728 (*avx_nand<mode>3): Likewise.
2729 (*avx_<code><mode>3): Likewise.
2730 (*avx_cvtsi2ss): Likewise.
2731 (*avx_cvtsi2ssq): Likewise.
2732 (*avx_cvtsi2sd): Likewise.
2733 (*avx_cvtsi2sdq): Likewise.
2734 (*avx_cvtsd2ss): Likewise.
2735 (avx_cvtss2sd): Likewise.
2736 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2737 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2738 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2739 (*avx_cvtsi2sd): Likewise.
2740 (*avx_cvtsi2sdq): Likewise.
2741 (avx_cvtdq2pd256): Likewise.
2742 (avx_cvtpd2dq256): Likewise.
2743 (avx_cvttpd2dq256): Likewise.
2744 (*avx_cvtsd2ss): Likewise.
2745 (*avx_cvtss2sd): Likewise.
2746 (avx_cvtpd2ps256): Likewise.
2747 (avx_cvtps2pd256): Likewise.
2748 (*avx_movhlps): Likewise.
2749 (*avx_movlhps): Likewise.
2750 (avx_unpckhps256): Likewise.
2751 (*avx_unpckhps): Likewise.
2752 (avx_unpcklps256): Likewise.
2753 (*avx_unpcklps): Likewise.
2754 (avx_movshdup256): Likewise.
2755 (avx_movsldup256): Likewise.
2756 (avx_shufps256): Likewise.
2757 (avx_shufps256_1): Likewise.
2758 (*avx_shufps_<mode>): Likewise.
2759 (*avx_loadhps): Likewise.
2760 (*avx_storelps): Likewise.
2761 (*avx_loadlps): Likewise.
2762 (*avx_movss): Likewise.
2763 (*vec_dupv4sf_avx): Likewise.
2764 (*vec_concatv2sf_avx): Likewise.
2765 (*vec_concatv4sf_avx): Likewise.
2766 (*vec_setv4sf_0_avx): Likewise.
2767 (*vec_setv4sf_avx): Likewise.
2768 (*avx_insertps): Likewise.
2769 (avx_vextractf128<mode>): Likewise.
2770 (vec_extract_lo_<mode>): Likewise.
2771 (vec_extract_hi_<mode>): Likewise.
2772 (vec_extract_lo_<mode>): Likewise.
2773 (vec_extract_hi_<mode>): Likewise.
2774 (vec_extract_lo_v16hi): Likewise.
2775 (vec_extract_hi_v16hi): Likewise.
2776 (vec_extract_lo_v32qi): Likewise.
2777 (vec_extract_hi_v32qi): Likewise.
2778 (avx_unpckhpd256): Likewise.
2779 (*avx_unpckhpd): Likewise.
2780 (avx_movddup256): Likewise.
2781 (*avx_movddup): Likewise.
2782 (avx_unpcklpd256): Likewise.
2783 (*avx_unpcklpd): Likewise.
2784 (avx_shufpd256): Likewise.
2785 (avx_shufpd256_1): Likewise.
2786 (*avx_punpckhqdq): Likewise.
2787 (*avx_punpcklqdq): Likewise.
2788 (*avx_shufpd_<mode>): Likewise.
2789 (*avx_storehpd): Likewise.
2790 (*avx_loadhpd): Likewise.
2791 (*avx_loadlpd): Likewise.
2792 (*avx_movsd): Likewise.
2793 (*vec_concatv2df_avx): Likewise.
2794 (*avx_<plusminus_insn><mode>3): Likewise.
2795 (*avx_<plusminus_insn><mode>3): Likewise.
2796 (*avx_mulv8hi3): Likewise.
2797 (*avxv8hi3_highpart): Likewise.
2798 (*avx_umulv8hi3_highpart): Likewise.
2799 (*avx_umulv2siv2di3): Likewise.
2800 (*avx_mulv2siv2di3): Likewise.
2801 (*avx_pmaddwd): Likewise.
2802 (*avx_mulv4si3): Likewise.
2803 (*avx_ashr<mode>3): Likewise.
2804 (*avx_lshr<mode>3): Likewise.
2805 (*avx_ashl<mode>3): Likewise.
2806 (*avx_<code><mode>3): Likewise.
2807 (*avx_eq<mode>3): Likewise.
2808 (*avx_gt<mode>3): Likewise.
2809 (*avx_nand<mode>3): Likewise.
2810 (*avx_nand<mode>3): Likewise.
2811 (*avx_<code><mode>3): Likewise.
2812 (*avx_<code><mode>3): Likewise.
2813 (*avx_packsswb): Likewise.
2814 (*avx_packssdw): Likewise.
2815 (*avx_packuswb): Likewise.
2816 (*avx_punpckhbw): Likewise.
2817 (*avx_punpcklbw): Likewise.
2818 (*avx_punpckhwd): Likewise.
2819 (*avx_punpcklwd): Likewise.
2820 (*avx_punpckhdq): Likewise.
2821 (*avx_punpckldq): Likewise.
2822 (*avx_pinsr<avxmodesuffixs>): Likewise.
2823 (*avx_pinsrq): Likewise.
2824 (*avx_loadld): Likewise.
2825 (*vec_extractv2di_1_rex64_avx): Likewise.
2826 (*vec_extractv2di_1_avx): Likewise.
2827 (*vec_dupv2di_avx): Likewise.
2828 (*vec_concatv2si_avx): Likewise.
2829 (*vec_concatv4si_1_avx): Likewise.
2830 (*vec_concatv2di_avx): Likewise.
2831 (*vec_concatv2di_rex64_avx): Likewise.
2832 (*avx_uavgv16qi3): Likewise.
2833 (*avx_uavgv8hi3): Likewise.
2834 (*avx_psadbw): Likewise.
2835 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2836 (*avx_phaddwv8hi3): Likewise.
2837 (*avx_phadddv4si3): Likewise.
2838 (*avx_phaddswv8hi3): Likewise.
2839 (*avx_phsubwv8hi3): Likewise.
2840 (*avx_phsubdv4si3): Likewise.
2841 (*avx_phsubswv8hi3): Likewise.
2842 (*avx_pmaddubsw128): Likewise.
2843 (*avx_pmulhrswv8hi3): Likewise.
2844 (*avx_pshufbv16qi3): Likewise.
2845 (*avx_psign<mode>3): Likewise.
2846 (*avx_palignrti): Likewise.
2847 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2848 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2849 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2850 (*avx_mpsadbw): Likewise.
2851 (*avx_packusdw): Likewise.
2852 (*avx_pblendvb): Likewise.
2853 (*avx_pblendw): Likewise.
2854 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2855 (avx_ptest256): Likewise.
2856 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2857 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2858 (*avx_aesenc): Likewise.
2859 (*avx_aesenclast): Likewise.
2860 (*avx_aesdec): Likewise.
2861 (*avx_aesdeclast): Likewise.
2862 (avx_vzeroupper): Likewise.
2863 (avx_vzeroupper_rex64): Likewise.
2864 (avx_vpermil<mode>): Likewise.
2865 (avx_vpermilvar<mode>3): Likewise.
2866 (avx_vpermil2<mode>3): Likewise.
2867 (avx_vperm2f128<mode>3): Likewise.
2868 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2869 (avx_vbroadcastss256): Likewise.
2870 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2871 (avx_vinsertf128<mode>): Likewise.
2872 (vec_set_lo_<mode>): Likewise.
2873 (vec_set_hi_<mode>): Likewise.
2874 (vec_set_lo_<mode>): Likewise.
2875 (vec_set_hi_<mode>): Likewise.
2876 (vec_set_lo_v16hi): Likewise.
2877 (vec_set_hi_v16hi): Likewise.
2878 (vec_set_lo_v32qi): Likewise.
2879 (vec_set_hi_v32qi): Likewise.
2880 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2881 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2882 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2883 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2884 (vec_init<mode>): Likewise.
2885 (*vec_concat<mode>_avx): Likewise.
2886 (blendbits): Support V8SF and V4DF.
2887 (sse2_movq128): Support AVX.
2888 (<sse>_movnt<mode>): Likewise.
2889 (sse2_movntv2di): Likewise.
2890 (sse_rcpv4sf2): Likewise.
2891 (sse_sqrtv4sf2): Likewise.
2892 (sse_rsqrtv4sf2): Likewise.
2893 (<sse>_comi): Likewise.
2894 (<sse>_ucomi): Likewise.
2895 (sse_cvtss2si): Likewise.
2896 (sse_cvtss2si_2): Likewise.
2897 (sse_cvtss2siq): Likewise.
2898 (sse_cvtss2siq_2): Likewise.
2899 (sse_cvttss2si): Likewise.
2900 (sse_cvttss2siq): Likewise.
2901 (sse2_cvtsd2si): Likewise.
2902 (sse2_cvtsd2si_2): Likewise.
2903 (sse2_cvtsd2siq): Likewise.
2904 (sse2_cvtsd2siq_2): Likewise.
2905 (sse2_cvttsd2si): Likewise.
2906 (sse2_cvttsd2siq): Likewise.
2907 (sse2_cvtdq2pd): Likewise.
2908 (*sse2_cvtpd2dq): Likewise.
2909 (*sse2_cvttpd2dq): Likewise.
2910 (*sse2_cvtpd2ps): Likewise.
2911 (sse2_cvtps2pd): Likewise.
2912 (sse3_movshdup): Likewise.
2913 (sse3_movsldup): Likewise.
2914 (sse_storehps): Likewise.
2915 (*sse4_1_extractps): Likewise.
2916 (sse2_storelpd): Likewise.
2917 (vec_dupv2df_sse3): Likewise.
2918 (*vec_concatv2df_sse3): Likewise.
2919 (*sse4_1_pextrb): Likewise.
2920 (*sse4_1_pextrb_memory): Likewise.
2921 (*sse2_pextrw): Likewise.
2922 (*sse4_1_pextrw_memory): Likewise.
2923 (*sse4_1_pextrd): Likewise.
2924 (*sse4_1_pextrq): Likewise.
2925 (sse2_pshufd_1): Likewise.
2926 (sse2_pshuflw_1): Likewise.
2927 (sse2_pshufhw_1): Likewise.
2928 (*sse2_storeq_rex64): Likewise.
2929 (*vec_dupv4si): Likewise.
2930 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2931 (sse2_pmovmskb): Likewise.
2932 (*sse2_maskmovdqu): Likewise.
2933 (*sse2_maskmovdqu_rex64): Likewise.
2934 (sse_ldmxcsr): Likewise.
2935 (sse_stmxcsr): Likewise.
2936 (abs<mode>2): Likewise.
2937 (sse4_1_movntdqa): Likewise.
2938 (sse4_1_phminposuw): Likewise.
2939 (sse4_1_extendv8qiv8hi2): Likewise.
2940 (*sse4_1_extendv8qiv8hi2): Likewise.
2941 (sse4_1_extendv4qiv4si2): Likewise.
2942 (*sse4_1_extendv4qiv4si2): Likewise.
2943 (sse4_1_extendv2qiv2di2): Likewise.
2944 (*sse4_1_extendv2qiv2di2): Likewise.
2945 (sse4_1_extendv4hiv4si2): Likewise.
2946 (*sse4_1_extendv4hiv4si2): Likewise.
2947 (sse4_1_extendv2hiv2di2): Likewise.
2948 (*sse4_1_extendv2hiv2di2): Likewise.
2949 (sse4_1_extendv2siv2di2): Likewise.
2950 (*sse4_1_extendv2siv2di2): Likewise.
2951 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2952 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2953 (sse4_1_zero_extendv4qiv4si2): Likewise.
2954 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2955 (sse4_1_zero_extendv2qiv2di2): Likewise.
2956 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2957 (sse4_1_zero_extendv4hiv4si2): Likewise.
2958 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2959 (sse4_1_zero_extendv2hiv2di2): Likewise.
2960 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2961 (sse4_1_zero_extendv2siv2di2): Likewise.
2962 (*sse4_1_zero_extendv2siv2di2): Likewise.
2963 (sse4_1_ptest): Likewise.
2964 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2965 (sse4_2_pcmpestri): Likewise.
2966 (sse4_2_pcmpestrm): Likewise.
2967 (sse4_2_pcmpistri): Likewise.
2968 (sse4_2_pcmpistrm): Likewise.
2970 (aeskeygenassist): Likewise.
2972 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2974 * config/i386/predicates.md (vzeroall_operation): New.
2976 * config/i386/sse.md (avx_vzeroall): New.
2977 (*avx_vzeroall): Likewise.
2979 2008-08-28 Paul Brook <paul@codesourcery.com>
2980 Mark Shinwell <shinwell@codesourcery.com>
2981 Richard Earnshaw <richard.earnshaw@arm.com>
2983 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2984 (TARGET_MIN_ANCHOR_OFFSET): New.
2985 (arm_override_options): Set correct anchor ranges for Thumb-1
2986 and Thumb-2 if required.
2987 (legitimize_pic_address): Handle case involving a TLS symbol
2988 reference with an addend.
2989 (arm_optimization_options): Enable section anchors at -O1 and
2991 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2992 * config/arm/arm-protos.h (arm_optimization_options): New.
2994 2008-08-28 Nick Clifton <nickc@redhat.com>
2996 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2997 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3000 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3001 * config/v850/v850.md (return): Remove frame size restriction.
3003 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3005 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3007 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3009 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3011 2008-08-28 Paul Brook <paul@codesourcery.com>
3013 * config/arm/vfp11.md: Update license notice.
3014 * config/arm/cortex-r4.md: Ditto.
3016 2008-08-28 Richard Guenther <rguenther@suse.de>
3018 PR tree-optimization/37207
3019 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3022 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3025 * tree.c (int_fits_type_p): Don't forget unsigned integers
3026 of type sizetype which higher end word equals -1.
3028 2008-08-28 Ira Rosen <irar@il.ibm.com>
3030 * target.h (struct vectorize): Add new target builtin.
3031 * tree-vectorizer.c (destroy_loop_vec_info): Call
3032 vect_free_slp_instance instead of vect_free_slp_node.
3033 * tree-vectorizer.h (enum slp_load_perm_type): New.
3034 (struct _slp_instance): Add new fields.
3035 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3036 (SLP_INSTANCE_LOADS): New.
3037 (vect_free_slp_tree): Remove.
3038 (vect_free_slp_instance): Declare.
3039 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3040 (vectorizable_load): Add argument.
3041 (vect_transform_slp_perm_load): New.
3042 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3044 (vect_get_place_in_interleaving_chain): New function.
3045 (vect_free_slp_tree): Make static.
3046 (vect_free_slp_instance): New function.
3047 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3048 collect the load location in the interleaving chain.
3049 (vect_supported_slp_permutation_p): New function.
3050 (vect_supported_load_permutation_p): Likewise.
3051 (vect_analyze_slp_instance): In case of loads permutation, call
3052 vect_supported_load_permutation_p to check that the permutation is
3054 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3055 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3056 (vect_create_mask_and_perm): New function.
3057 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3058 (vectorizable_load): Add an argument. Don't keep the created vectors
3059 statements in the node if permutation is required. Call
3060 vect_transform_slp_perm_load to generate the permutation.
3061 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3062 additional argument.
3063 (vect_schedule_slp_instance): In case of loads permutation, allocate
3064 vectorized statements structure for all the related SLP nodes. Call
3065 vect_transform_stmt with addditional argument.
3066 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3067 * config/spu/spu.c (spu_builtin_vec_perm): New.
3068 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3069 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3070 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3071 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3073 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3075 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3076 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3077 __gthread_cond_signal, __gthread_cond_timedwait,
3078 __gthread_cond_timedwait_recursive): New functions.
3079 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3081 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3084 2008-08-28 Richard Guenther <rguenther@suse.de>
3087 * fold-const.c (maybe_canonicalize_comparison_1): Require
3088 undefined overflow only for canonicalizing A +- CST cmp CST.
3089 Make sure to not generate new constants that are not inside
3090 their TYPE_MIN/MAX_VALUE range.
3091 (maybe_canonicalize_comparison): Remove undefined overflow
3093 (fold_binary): Remove now duplicate folding.
3095 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3097 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3098 use not updated in the last change.
3100 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3102 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3103 (IRA_COVER_CLASSES): Add FPUL_REGS.
3105 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3108 * c-common.c (conversion_warning): Check for null operands.
3110 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3113 * c-decl.c (check_for_loop_decls): Improve error message. Give
3116 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3119 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3120 (convert_for_assignment): Pass corrent OPT_W* parameter to
3121 WARN_FOR_ASSIGNMENT.
3123 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3126 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3128 2008-08-27 Paul Brook <paul@codesourcery.com>
3130 * config.gcc: Loosen checks for arm uclinux eabi targets.
3132 2008-08-27 Paul Brook <paul@codesourcery.com>
3134 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3136 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3138 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3140 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3141 the enumerators of an ENUMERAL_TYPE.
3142 * dbxout.c (dbxout_type): Ditto.
3144 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3147 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3148 (fwprop_addr): Check that the loop_father is not the outer loop.
3150 2008-08-26 Paul Brook <paul@codesourcery.com>
3152 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3153 Remove documentation entry for fmul type.
3154 Use fmuls to annotate single-precision multiplication patterns,
3155 fmuld to annotate double-precision multiplication patterns,
3156 fmacs to annotate single-precision multiply-accumulate patterns
3157 and fmacd to annotate double-precision multiply-accumulate patterns.
3158 * config/arm/vfp11.md: Update reservations accordingly.
3159 * config/arm/arm.md: Note that certain values of the "type"
3160 attribute are documented in vfp.md.
3161 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3162 (v10_cvt): Use new fmul types.
3164 2008-08-26 Paul Brook <paul@codesourcery.com>
3166 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3167 * config/arm/vfp11.md: ...here. New.
3168 * config/arm/arm.md: Include vfp11.md.
3170 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3172 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3173 parameter to inform call.
3175 2008-08-26 Jeff Law <law@redhat.com>
3177 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3178 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3179 preferred class when copying a constant into a partial word register.
3181 2008-08-26 Ben Elliston <bje@au.ibm.com>
3183 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3184 * cp/typeck.c: Likewise.
3185 * cp/tree.c: Likewise.
3186 * gimple-low.c: Likewise.
3189 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3191 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3192 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3194 * doc/passes.texi: Describe IRA.
3196 * doc/tm.texi (IRA_COVER_CLASSES,
3197 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3199 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3200 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3201 -fira-propagate-cost, -fno-ira-share-save-slots,
3202 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3204 * flags.h (ira_algorithm): New enumeration.
3205 (flag_ira_algorithm, flag_ira_verbose): New external variable
3208 * postreload.c (gate_handle_postreload): Don't do post reload
3209 optimizations unless the reload is completed.
3211 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3214 * tree-pass.h (pass_ira): New external variable declaration.
3216 * reload.h: Add 2008 to the Copyright.
3218 * cfgloopanal.c: Include params.h.
3219 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3222 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3224 * toplev.c (ira.h): New include.
3225 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3226 (backend_init_target): Call ira_init.
3227 (backend_init): Call ira_init_once.
3228 (finalize): Call finish_ira_once.
3230 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3231 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3234 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3235 may_move_out_cost): New external variable declarations.
3236 (move_table): New typedef.
3238 * caller-save.c: Include headers output.h and ira.h.
3239 (no_caller_save_reg_set): New global variable.
3240 (save_slots_num, save_slots): New variables.
3241 (reg_save_code, reg_restore_code, add_stored_regs): Add
3243 (init_caller_save): Set up no_caller_save_reg_set.
3244 (init_save_areas): Reset save_slots_num.
3245 (saved_hard_reg): New structure.
3246 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3247 (initiate_saved_hard_regs, new_saved_hard_reg,
3248 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3250 (setup_save_areas): Add code for sharing stack slots.
3251 (all_blocks): New variable.
3252 (save_call_clobbered_regs): Process pseudo-register too.
3253 (mark_set_regs): Process pseudo-register too.
3254 (insert_one_insn): Put the insn after bb note in a empty basic
3255 block. Add insn check.
3257 * global.c (eliminable_regset): Make it external.
3258 (mark_elimination): Use DF_LR_IN for IRA.
3259 (pseudo_for_reload_consideration_p): New.
3260 (build_insn_chain): Make it external. Don't ignore spilled
3261 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3262 (gate_handle_global_alloc): New function.
3263 (pass_global_alloc): Add the gate function.
3265 * opts.c (decode_options): Set up flag_ira. Print the warning for
3267 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3269 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3271 * regmove.c (regmove_optimize): Don't do replacement of output for
3274 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3275 New external variable declarations.
3277 * local-alloc.c (update_equiv_regs): Make it external. Return
3278 true if jump label rebuilding should be done. Rescan new_insn for
3280 (gate_handle_local_alloc): New function.
3281 (pass_local_alloc): Add the gate function.
3283 * alias.c (value_addr_p, stack_addr_p): New functions.
3284 (nonoverlapping_memrefs_p): Use them for IRA.
3286 * common.opt (fira, fira-algorithm, fira-coalesce,
3287 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3288 fira-verbose): New options.
3290 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3291 move_cost, may_move_in_cost, may_move_out_cost): Make the
3293 (move_table): Remove typedef.
3294 (init_move_cost): Make it external.
3295 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3298 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3299 setup_reg_classes): New function prototypes.
3300 (eliminable_regset): New external variable declaration.
3301 (build_insn_chain, update_equiv_regs): New function prototypes.
3303 * Makefile.in (IRA_INT_H): New definition.
3304 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3305 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3306 (reload1.o, toplev.o): Add dependence on ira.h.
3307 (cfgloopanal.o): Add PARAMS_H.
3308 (caller-save.o): Add dependence on output.h and ira.h.
3309 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3310 ira-emit.o, ira-lives.o): New entries.
3312 * passes.c (pass_ira): New pass.
3314 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3316 * reload1.c (ira.h): Include the header.
3317 (changed_allocation_pseudos): New bitmap.
3318 (init_reload): Initiate the bitmap.
3319 (compute_use_by_pseudos): Permits spilled registers in FROM.
3320 (temp_pseudo_reg_arr): New variable.
3321 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3322 IRA. Call alter_reg with the additional parameter. Don't clear
3323 spilled_pseudos for IRA. Restore original insn chain for IRA.
3324 Clear changed_allocation_pseudos at the end of reload.
3325 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3326 (hard_regno_to_pseudo_regno): New variable.
3327 (count_pseudo): Check spilled pseudos. Set up
3328 hard_regno_to_pseudo_regno.
3329 (count_spilled_pseudo): Check spilled pseudos. Update
3330 hard_regno_to_pseudo_regno.
3331 (find_reg): Use better_spill_reload_regno_p. Check
3332 hard_regno_to_pseudo_regno.
3333 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3335 (eliminate_regs_1): Use additional parameter for alter_reg.
3336 (finish_spills): Set up pseudo_previous_regs only for spilled
3337 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3338 more arguments. Don't clear live_throughout and dead_or_set for
3339 spilled pseudos. Use additional parameter for alter_reg. Call
3340 mark_allocation_change. Set up changed_allocation_pseudos.
3341 Remove sanity check.
3342 (emit_input_reload_insns, delete_output_reload): Use additional
3343 parameter for alter_reg. Call mark_allocation_change.
3344 (substitute, gen_reload_chain_without_interm_reg_p): New
3346 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3348 * testsuite/gcc.dg/20080410-1.c: New file.
3350 * config/s390/s390.h (IRA_COVER_CLASSES,
3351 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3353 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3355 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3357 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3359 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3361 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3363 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3365 2008-08-24 Jeff Law <law@redhat.com>
3366 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3367 when ignoring unavailable registers.
3369 2008-08-24 Jeff Law <law@redhat.com>
3370 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3371 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3372 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3373 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3375 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3376 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3378 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3379 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3380 * reload1.c (find_reg): Process registers in register allocation order.
3382 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3383 * toplev.c (backend_init_target): Move ira_init call from
3385 (lang_dependent_init_target): ...to here.
3387 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3388 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3389 calculate memory move costs for NO_REGS.
3391 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3392 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3393 STACK_REGS is defined.
3395 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3396 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3398 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3399 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3401 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3402 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3403 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3406 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3407 Dorit Nuzman <dorit@il.ibm.com>
3409 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3410 vec_extract_evenv4sf, vec_extract_evenv8hi,
3411 vec_extract_evenv16qi, vec_extract_oddv4si,
3412 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3413 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3414 vec_interleave_highv4si, vec_interleave_lowv4si,
3415 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3416 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3417 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3419 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3422 * config/rs6000/rs6000.c (optimization_options): Don't default to
3423 section anchors without toplevel reorder.
3425 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3427 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3428 (mfc_end_critical_section): Likewise.
3430 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3432 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3433 all type qualifiers from element type to vector type.
3435 2008-08-25 David Daney <ddaney@avtrex.com>
3437 * config/mips/mips.md (immediate_insn): Move up in file, fix
3438 comment typo, reformat.
3439 (fetchop_bit, atomic_hiqi_op memory_barrier,
3440 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3441 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3442 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3443 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3444 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3445 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3446 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3447 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3448 sync_old_nand<mode>, sync_new_nand<mode>,
3449 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3450 test_and_set_12): Moved to sync.md.
3452 * config/mips/sync.md: New file.
3454 2008-08-25 Richard Henderson <rth@redhat.com>
3456 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3457 (regsave): Likewise.
3458 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3459 (output_cfi_directive): Likewise.
3460 (div_data_align): New.
3461 (output_cfi): Use it.
3463 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3465 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3466 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3467 (TARGET_OCTEON): New macro.
3468 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3469 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3470 (ISA_HAS_POP): New macro.
3471 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3473 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3475 * config/mips/mips.md (cpu): Add octeon.
3476 (type): Add pop attribute value.
3477 (popcount<mode>2): New pattern.
3478 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3480 2008-08-24 Jan Hubicka <jh@suse.cz>
3482 * doc/invoke.texi (-fipa-cp-clone): New option.
3483 (-fipa-cp): Update docs.
3484 (--param ipcp-unit-growth):New.
3485 * ipa-cp.c: Include fibheap.h, params.h
3486 (ipcp_initialize_node_lattices): When not cloning, all externally
3487 visible functions are bottom.
3488 (ipcp_need_redirect_p): Accept clones.
3489 (ipcp_insert_stage): Use cost driven heuristics.
3490 (max_count, dead_nodes): New static vars.
3491 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3492 ipcp_const_param_count): New functions.
3493 * common.opt (ipa-cp-clone): New command line option.
3494 * params.def (ipcp-unit-growth): New.
3496 2008-08-24 Jan Hubicka <jh@suse.cz>
3498 * tree-inline.c (tree_function_versioning): Look harder
3499 for referenced vars.
3501 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3503 PR tree-optimization/37185
3504 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3506 2008-08-23 Jan Hubicka <jh@suse.cz>
3508 * ipa-cp.c (ipcp_analyze_node): New function.
3509 (ipcp_update_cloned_node): Use it.
3510 (ipcp_init_stage): Likewise.
3511 * ipa-inline.c (function_insertion_hook_holder): New static var.
3512 (analyze_function): Break out from ....
3513 (inline_generate_summary): Here; register insertion hook.
3514 (cgraph_decide_inlining): Remove hook.
3515 (add_new_function): New function.
3517 2008-08-23 Jan Hubicka <jh@suse.cz>
3519 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3521 2008-08-23 Jan Hubicka <jh@suse.cz>
3523 * ipa-cp.c (constant_val_insert): Remove.
3524 (ipcp_propagate_one_const): Remove.
3525 (ipcp_create_replace_map): Always insert replacements to the map.
3526 (ipcp_insert_stage): Do not try to insert statements by hand.
3527 * tree-inline.c (insert_init_stmt): Break out from ...
3528 (setup_one_parameter): ... here; allow NULL BB pointer.
3529 (tree_function_versioning): Use setup_one_parameter to process
3532 2008-08-23 Jan Hubicka <jh@suse.cz>
3534 * tree.c (decl_address_ip_invariant_p): New function.
3535 * tree.h (decl_address_ip_invariant_p): Declare.
3536 * gimple.c (strip_invariant_refs): Break out from ...
3537 (is_gimple_invariant_address): ... here
3538 (is_gimple_ip_invariant_address): New function.
3539 (is_gimple_ip_invariant): New function.
3540 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3543 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3544 (ipcp_lat_is_insertable): All constants are insertable.
3545 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3546 IPA_CONST_VALUE_REF.
3547 (ipcp_initialize_node_lattices): Propagate all types of operands.
3548 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3549 (ipcp_create_replace_map): Reformat.
3550 (ipcp_need_redirect_p): Simplify.
3551 (ipcp_insert_stage): Check that argument is used before clonning.
3552 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3553 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3554 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3555 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3556 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3557 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3558 * tree-inline.c (tree_function_versioning): Add variables referenced by
3561 2008-08-23 Jan Hubicka <jh@suse.cz>
3564 * i386.c (standard_80387_constant_p): Use optimize_size.
3566 2008-08-23 Ira Rosen <irar@il.ibm.com>
3568 PR tree-optimization/37161
3569 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3570 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3571 (vect_determine_vectorization_factor): Move the scalar type
3572 retrieval to vect_get_smallest_scalar_type.
3573 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3574 scalar type. Remove redundant computation.
3575 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3576 (vect_get_slp_defs): Take the type of RHS into account if
3577 necessary by calling vect_get_smallest_scalar_type. Call
3578 vect_get_constant_vectors with additional argument.
3580 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3583 * doc/invoke.texi (Wwrite-strings): Clarify description.
3585 2008-08-23 Ira Rosen <irar@il.ibm.com>
3587 PR tree-optimization/37174
3588 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3589 def stmt is a part of the loop before accessing its stmt_vec_info.
3591 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3594 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3595 (*swap): New insn pattern.
3596 (*ashlqi3): Rename from ashlqi3 insn pattern.
3597 (ashlqi3): New expanders.
3598 (*lshrqi3): Rename from lshrqi3 insn pattern.
3599 (lshrqi3): New expanders.
3600 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3601 lshrqi3_const5, lshrqi3_const6): New splitters.
3602 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3603 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3606 2008-08-22 Richard Guenther <rguenther@suse.de>
3608 PR tree-optimization/37078
3609 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3610 [+INF, +INF] ranges.
3612 2008-08-22 Richard Guenther <rguenther@suse.de>
3614 PR tree-optimization/37143
3615 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3616 a conversion statement instead of a copy.
3618 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3622 CCCmode, CCOmode and CCSmode destination modes.
3625 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3626 from different units in a single alternative.
3627 (*vec_extractv2sf_1): Ditto.
3628 (*vec_extractv2si_0): Ditto.
3629 (*vec_extractv2si_1): Ditto.
3630 * config/i386/sse.md (sse2_storehpd): Ditto.
3631 (sse2_storelpd): Ditto.
3632 (sse2_loadhpd): Ditto.
3633 (sse2_loadlpd): Ditto.
3636 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3637 (popcountsi2): Ditto.
3638 (clzdi2_abm): Ditto.
3639 (popcountdi2): Ditto.
3640 (clzhi2_abm): Ditto.
3641 (popcounthi2): Ditto.
3643 2008-08-22 Richard Guenther <rguenther@suse.de>
3647 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3648 if the multiplication does not overflow.
3650 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3652 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3654 2008-08-21 Richard Henderson <rth@redhat.com>
3656 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3657 spurrious comma from test.
3658 * configure: Rebuild.
3660 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3663 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3666 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3668 * c-tree.h (grokfield): New argument.
3669 * c-decl.c (grokfield): Handle new location argument.
3670 * c-parser.c (c_parser_struct_declaration): Pass location to
3673 2008-08-21 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3677 2008-08-21 Jan Hubicka <jh@suse.cz>
3679 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3680 (cgraph_add_function_insertion_hook,
3681 cgraph_remove_function_insertion_hook,
3682 cgraph_call_function_insertion_hooks): New functions.
3683 * cgraph.h (cgraph_add_function_insertion_hook,
3684 cgraph_remove_function_insertion_hook,
3685 cgraph_call_function_insertion_hooks): Declare.
3686 * ipa-reference.c (function_insertion_hook_holder): New variable.
3687 (check_operand, look_for_address_of): When checking late, do not care
3688 about module bitmaps.
3689 (add_new_function): New function.
3690 (generate_summary): Register hooks; zero module bitmaps.
3691 (propagate): Unregister hooks.
3692 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3693 (add_new_function): New function.
3694 (generate_summary): Register hook.
3695 (propagate): Remove hook.
3697 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3699 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3700 * ipa-cp.c (ipcp_update_cloned_node): New function.
3701 (build_const_val): Handle functions correctly; bring type logic
3702 into sync with tree-inline.c
3703 (ipcp_init_stage): Take care of computing stuff needed by
3704 indirect inlining; update clones.
3705 (ipcp_generate_summary): Break out of ipcp_driver.
3706 (ipcp_driver): Do only execution and transformation.
3707 (pass_ipa_cp): Make IPA_PASS.
3708 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3710 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3711 ipcp, some info is already available.
3712 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3713 * tree-inline.c (remap_ssa_name): Unshare expression.
3715 2008-08-21 Richard Guenther <rguenther@suse.de>
3717 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3718 a PHI ask VN if it is already available.
3719 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3720 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3722 2008-08-21 Richard Guenther <rguenther@suse.de>
3725 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3726 makes sure to produce a result of the correct type.
3728 2008-08-21 Jan Hubicka <jh@suse.cz>
3729 Backport from LTO branch:
3731 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3732 Jan Hubicka <jh@suse.cz>
3735 (init_state, finish_state, set_function_state, generate_summary):
3737 (scan_stmt): Renamed from scan_function. Changed to keep state in
3738 local static vars rather than cgraph aux field.
3739 (propagate): Renamed from static_execute. Changed to keep state in
3740 local static vars rather than cgraph aux field.
3741 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3742 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3744 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3746 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3747 * ipa-reference.c (init_function_info, generate_summary,
3748 propagate): New functions.
3749 (analyze_function): Call init_function_info.
3750 (static_execute): Stripped into generate_summary and propagate.
3751 (pass_ipa_reference): Made into ipa_opt_pass.
3753 2008-08-21 Richard Guenther <rguenther@suse.de>
3755 PR tree-optimization/37181
3756 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3758 (extract_range_from_unary_expr): Likewise.
3760 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3762 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3764 * toplev.h (pedwarn_at): Likewise.
3765 * builtins.c: Update all calls to pedwarn.
3766 * c-lex.c: Likewise.
3767 * toplev.c: Likewise.
3768 * c-tree.h: Likewise.
3769 * c-decl.c: Likewise.
3770 * c-errors.c: Likewise.
3771 * c-typeck.c: Likewise.
3772 * c-common.c: Likewise.
3773 * c-parser.c: Likewise.
3775 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3778 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3779 with MODE_VECTOR_INT mode.
3781 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3784 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3785 initialized outside the current module.
3786 (warn_uninitialized_var): Ignore left-hand side when walking the
3787 trees. Ignore address expressions. Examine VUSE operands in gimple
3788 statements with a variable declaration on the right-hand side.
3790 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3793 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3795 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3798 * c-common.c (conversion_warning): Do not warn if applying bit-and
3799 operator to unsigned constant that fits in the target type.
3801 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3804 * c-common.c (conversion_warning): Do not warn for artificial
3807 2008-08-20 Richard Guenther <rguenther@suse.de>
3809 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3810 (extract_range_from_binary_expr): Fall back to constant propagation.
3811 (extract_range_from_unary_expr): Likewise.
3813 2008-08-20 Richard Guenther <rguenther@suse.de>
3815 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3816 with TREE_THIS_VOLATILE on shared nodes.
3817 (fold_stmt_r): Likewise.
3819 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3822 * c-parser.c (c_parser_attributes): For keywords use canonical
3823 spelling for attr_name.
3825 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3827 * value-prof.c (check_counter): Revert wrong call to error.
3829 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3831 * profile.c: Update calls to inform.
3832 * value-prof.c: Update calls to inform.
3834 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3836 * diagnostic.c (inform): Add an explicit location_t parameter.
3837 * toplev.h (inform): Update declaration.
3838 * builtins.c: Update all calls to inform.
3839 * c-common.c: Likewise.
3840 * c-decl.c: Likewise.
3841 * c-opts.c: Likewise.
3842 * c-pch.c: Likewise.
3843 * c-pragma.c: Likewise.
3844 * c-typeck.c: Likewise.
3845 * coverage.c: Likewise.
3847 * toplev.c: Likewise.
3848 * tree-cfg.c: Likewise.
3849 * tree-ssa.c: Likewise.
3851 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3854 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3855 V2DI mode, for SSE4.1, use movq instead of vector set if the
3856 second element is zero and inter-unit moves are OK.
3858 2008-08-20 Richard Guenther <rguenther@suse.de>
3860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3861 properly handle conversion/copy chains after tuplification.
3863 2008-08-20 Richard Guenther <rguenther@suse.de>
3865 * passes.c (init_optimization_passes): Move the second
3866 forwprop pass before alias computation. Remove the second
3867 DCE pass. Remove the first dominator and phi copy/const
3870 2008-08-20 Nick Clifton <nickc@redhat.com>
3872 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3873 support of this feature. Do not assume that a sufficiently new
3874 assembler will support the feature regardless of the target type.
3875 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3876 * configure: Regenerate.
3878 2008-08-20 Richard Guenther <rguenther@suse.de>
3880 * tree-vrp.c (found_in_subgraph): Remove.
3881 (live): New global static.
3882 (live_on_edge): New function.
3883 (blocks_visited): Remove.
3884 (register_edge_assert_for_2): Use live_on_edge.
3885 (find_conditional_asserts): Remove code dealing with
3886 found_in_subgraph. Do not walk the CFG.
3887 (find_switch_asserts): Likewise.
3888 (find_assert_locations_1): Renamed from find_assert_locations.
3889 Move finding assert locations for conditional and switch
3890 statements first. Update live bitmap. Do not walk the CFG.
3891 (find_assert_locations): New function.
3892 (insert_range_assertions): Remove entry of CFG walk.
3893 Adjust call to find_assert_locations.
3894 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3895 that only can appear because of fake exit edges but assert we
3896 never try to insert on those.
3897 (fini_pre): Do not remove fake exit edges here...
3898 (execute_pre): ...but here, before committing edge inserts.
3900 2008-08-19 Richard Guenther <rguenther@suse.de>
3902 * passes.c (init_optimization_passes): Exchange store-ccp
3905 2008-08-19 Rafael Espíndola <espindola@google.com>
3907 * varasm.c (weak_decls): Move earlier in the file.
3908 (assemble_external): Add weak decls to the weak_decls list.
3909 (declare_weak): Don't add decls to the weak_decls list.
3911 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3914 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3915 before (sse2_shufpd_<mode>).
3917 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3920 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3921 * tree.c (block_nonartificial_location): Likewise.
3923 2008-08-19 Richard Guenther <rguenther@suse.de>
3925 PR tree-optimization/35972
3926 PR tree-optimization/23094
3927 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3929 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3930 handle MISALIGNED_INDIRECT_REF.
3931 (get_ref_from_reference_ops): New helper.
3932 (vn_reference_lookup_pieces): Walk the use-def chain using the
3933 alias-oracle if requested.
3934 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3935 walking the use-def chain.
3936 (compute_avail): But not here.
3937 (create_component_ref_by_pieces_1): Properly handle
3938 MISALIGNED_INDIRECT_REF.
3939 (do_regular_insertion): Handle fully redundant
3940 expressions after PHI-translation also for SSA_NAME values, not
3941 only constants. Correctly use edoubleprime for that.
3943 2008-08-19 Ira Rosen <irar@il.ibm.com>
3945 * tree-vectorizer.c (supportable_widening_operation): Support
3946 multi-step conversion, return the number of steps in such conversion
3947 and the required intermediate types.
3948 (supportable_narrowing_operation): Likewise.
3949 * tree-vectorizer.h (vect_pow2): New function.
3950 (supportable_widening_operation): Change argument types.
3951 (supportable_narrowing_operation): Likewise.
3952 (vectorizable_type_promotion): Add an argument.
3953 (vectorizable_type_demotion): Likewise.
3954 * tree-vect-analyze.c (vect_analyze_operations): Call
3955 vectorizable_type_promotion and vectorizable_type_demotion with
3956 additional argument.
3957 (vect_get_and_check_slp_defs): Detect patterns.
3958 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3960 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3961 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3962 according to the smallest type in the loop.
3963 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3964 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3965 supportable_widening_operation with correct arguments.
3966 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3967 operands lists according to the number of vector statements in left
3968 or right node, if exists.
3969 (vect_gen_widened_results_half): Remove unused argument.
3970 (vectorizable_conversion): Call supportable_widening_operation,
3971 supportable_narrowing_operation, and vect_gen_widened_results_half
3972 with correct arguments.
3973 (vectorizable_assignment): Change documentation, support multiple
3975 (vectorizable_operation): Likewise.
3976 (vect_get_loop_based_defs): New function.
3977 (vect_create_vectorized_demotion_stmts): Likewise.
3978 (vectorizable_type_demotion): Support loop-aware SLP and general
3979 multi-step conversion. Call vect_get_loop_based_defs and
3980 vect_create_vectorized_demotion_stmts for transformation.
3981 (vect_create_vectorized_promotion_stmts): New function.
3982 (vectorizable_type_promotion): Support loop-aware SLP and general
3983 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3985 (vectorizable_store): Change documentation, support multiple
3987 (vectorizable_load): Likewise.
3988 (vect_transform_stmt): Pass SLP_NODE to
3989 vectorizable_type_promotion and vectorizable_type_demotion.
3990 (vect_schedule_slp_instance): Move here the calculation of number
3991 of vectorized statements for each node from...
3992 (vect_schedule_slp): ... here.
3993 (vect_transform_loop): Call vect_schedule_slp without the last
3996 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3999 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4000 to == in assert statement.
4001 (vectorizable_reduction): Fix typo.
4003 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4006 * value-prof.c (check_counter): Dereference pointer to overall
4007 count when printing it.
4009 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4011 * profile.h: Really add it.
4013 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4015 * mcf.c: Really add it.
4017 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4018 Vinodha Ramasamy <vinodha@google.com>
4020 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4022 * value-prof.c (check_counter): Fix the counter if
4023 flag_profile_correction is true.
4024 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4025 tree_mod_subtract_transform):
4026 Follow check_counter parameter change.
4027 * common.opt (fprofile-correction): New option.
4029 * profile.h: Likewise.
4030 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4031 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4032 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4034 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4035 flag_profile_correction is set.
4037 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4039 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4041 2008-08-18 Tomas Bily <tbily@suse.cz>
4043 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4044 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4046 * tree-data-ref.c (split_constant_offset_1): Likewise.
4047 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4048 * tree-sra.c (sra_walk_expr): Likewise.
4049 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4050 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4051 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4052 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4054 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4055 * tree-vect-transform.c (vectorizable_type_demotion)
4056 (vectorizable_type_promotion): Likewise.
4057 * tree-inline.c (expand_call_inline):
4058 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4059 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4060 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4061 * expr.c (expand_expr_real_1): Likewise.
4062 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4063 (gimple_assign_unary_useless_conversion_p): Likewise.
4064 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4065 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4066 * fold-const.c (fold_unary): Likewise.
4067 * tree.h (CONVERT_EXPR_P): Likewise.
4068 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4069 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4071 (register_edge_assert_for_2, extract_range_from_unary_expr)
4072 (register_edge_assert_for_1): Likewise.
4074 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4076 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4077 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4078 (enum real_value_const): Delete.
4079 (get_real_const): Delete.
4080 * real.c (get_real_const): Delete.
4081 (dconst_e_ptr): Define.
4082 (dconst_third_ptr): Define.
4083 (dconst_sqrt2_ptr): Define.
4084 * builtins.c: Update all callers.
4086 2008-08-18 Richard Guenther <rguenther@suse.de>
4088 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4089 statement iterator after statement removal.
4091 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4093 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4094 (detect_processor_freebsd): Likewise.
4095 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4097 2008-08-18 Richard Guenther <rguenther@suse.de>
4099 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4100 and loads have the correct types.
4102 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4105 * c-opts.c (cpp_opts): Remove static.
4106 * c-parser.c (cpp_opts): Declare it extern.
4107 (disable_extension_diagnostics): Handle cpp options.
4108 (enable_extension_diagnostics): Likewise.
4110 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4112 * diagnostics.c (permerror_at): Rename as permerror.
4113 (permerror): Delete.
4114 * toplev.h: Likewise.
4116 2008-08-18 Richard Guenther <rguenther@suse.de>
4118 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4119 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4120 Move call_cdce before build_alias. Move copyrename2,
4121 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4122 right after final inlining.
4123 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4124 (pass_build_cfg): But instead via TODO_dump_func.
4126 2008-08-18 Richard Guenther <rguenther@suse.de>
4128 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4130 (scalarize_init): If we failed to generate some initializers
4131 do not generate zeros for not instantiated members. Instead
4132 rely on the copy out.
4133 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4134 about missing flow-sensitive alias info only if we have
4137 2008-08-17 Nick Clifton <nickc@redhat.com>
4139 * doc/extend.texi (Function Attributes): Fix typo in description
4140 if hot function attribute.
4142 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4143 Richard Sandiford <rdsandiford@googlemail.com>
4145 * doc/install.texi (--with-mips-plt): Document.
4146 * doc/invoke.texi (-mplt, -mno-plt): Document.
4147 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4148 and handle ${with_mips_plt}.
4149 * config/mips/mips.opt (mplt): New option.
4150 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4151 (TARGET_ABICALLS_PIC2): Likewise.
4152 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4153 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4154 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4155 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4156 to decide whether to output ".option picX" directives.
4157 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4158 Pass -call_nonpic rather than -KPIC for -mplt.
4159 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4160 on the command line. Also remove it when -mabi=64 is used without
4162 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4163 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4164 TARGET_ABICALLS_PIC0.
4165 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4167 (mips16_build_function_stub): Only output ".option pic" directives
4168 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4169 (mips16_build_call_stub): Fix comment and remove redundant
4170 ".set at"/"set .noat" directives.
4171 (mips_function_rodata_section): Use the default behaviour for
4172 TARGET_ABSOLUTE_ABICALLS.
4173 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4174 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4175 (mips_restore_gp): Do nothing if the current function doesn't use
4177 (mips_expand_prologue): Only save $gp if the current function uses it.
4178 Use a normal move for TARGET_ABICALLS_PIC0.
4179 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4181 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4183 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4184 of function when handling GLOBAL_POINTER_REGNUM.
4186 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4189 * common.opt (-fstack-check): Do not declare the variable here.
4190 (-fstack-check=): New option variant.
4191 * doc/invoke.texi (Code Gen Options): Document it.
4192 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4193 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4194 (STACK_CHECK_STATIC_BUILTIN): New macro.
4195 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4196 * opts.c: Include expr.h.
4197 (common_handle_option) <OPT_fold_stack_check_>: New case.
4198 <OPT_fstack_check>: Likewise.
4199 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4200 consistently in the test for variable-sized types. Adjust for
4201 new behaviour of flag_stack_check.
4202 * explow.c: Include except.h.
4203 (allocate_dynamic_stack_space): Do not take into account
4204 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4205 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4206 for variable-sized parameters. Treat all parameters whose size is
4207 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4208 stack checking is enabled.
4209 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4210 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4211 if generic stack checking is enabled.
4212 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4213 * reload1.c (reload): Likewise.
4214 * stmt.c (expand_decl): Assert that all automatic variables have
4215 fixed size at this point and remove dead code.
4216 * flags.h (stack_check_type): New enumeration type.
4217 (flag_stack_check): Declare.
4218 * toplev.c (flag_stack_check): New global variable.
4219 * Makefile.in (opts.o): Add dependency on EXPR_H.
4220 (explow.o): Add dependency on except.h.
4222 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4224 * config/avr/avr.c (avr_override_options): Reduce value of
4225 PARAM_INLINE_CALL_COST.
4227 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4229 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4230 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4231 lieu of TYPE_MODE (type) throughout.
4233 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4235 * config/arm/arm.c (add_minipool_backward_ref): Check for
4236 8-byte-aligned entries in second case of forcing insertion after a
4237 particular entry. Change third case to avoid inserting
4238 non-8-byte-aligned entries before 8-byte-aligned ones.
4240 2008-08-15 Richard Guenther <rguenther@suse.de>
4242 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4243 strip components for unknown size accesses.
4245 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4247 * config/s390/2097.md New file.
4248 * config/s390/s390.md ("z10prop" attribute): Define none,
4249 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4250 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4251 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4252 possible values and apply them to insns as appropriate.
4253 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4254 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4255 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4256 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4258 ("bfp" mode attribute): Removed. Every occurence replaced
4260 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4261 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4264 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4267 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4270 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4272 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4273 additional argument. Support reduction when duplication is needed due
4274 to data-types of different sizes in the loop.
4275 (get_initial_def_for_induction): Fix printout.
4276 (vect_get_vec_def_for_stmt_copy): Support case where the
4277 vec_stmt_for_operand is a phi node.
4278 (vectorizable_reduction): Support reduction when duplication is needed
4279 due to data-types of different sizes in the loop.
4280 (vectorizable_call): Remove restriction to not vectorize in case we
4281 have data-types of different sizes in the loop.
4282 (vectorizable_conversion): Likewise.
4283 (vectorizable_operation): Likewise.
4284 (vectorizable_type_demotion): Likewise.
4285 (vectorizable_type_promotion): Likewise.
4286 (vectorizable_induction): Add restriction to not vectorize in case
4287 we have data-types of different sizes in the loop.
4289 2008-08-14 Christophe Saout <christophe@saout.de>
4290 Uros Bizjak <ubizjak@gmail.com>
4293 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4294 (*vec_concatv2di_rex64_sse4_1): Ditto.
4295 (*vec_concatv2di_rex64_sse): Ditto.
4297 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4300 * fold-const.c (fold_widened_comparison): Do not allow
4301 sign changes that change the result even if shorter type
4302 is wider than arg1_unw's type.
4304 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4306 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4307 Skip if the multilib testing specifies -march that does not
4308 agree with the one specified in the testcase.
4310 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4312 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4313 zero extend SImode values being converted to TFmode before passing
4316 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4318 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4319 __PPU__ when targeting the Cell/B.E. PPU processor.
4321 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4323 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4324 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4325 Rematerialize the static chain, if any.
4326 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4329 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4331 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4332 (new_loc_descr): Likewise.
4333 (add_loc_descr): Likewise.
4334 (size_of_loc_descr): Likewise.
4335 (size_of_locs): Likewise.
4336 (output_loc_operands): Likewise.
4337 (output_loc_sequence): Likewise.
4338 (new_reg_loc_descr): New.
4339 (build_cfa_loc): Use it.
4340 (build_cfa_aligned_loc): Likewise.
4341 (one_reg_loc_descriptor): Likewise.
4342 (based_loc_descr): Likewise.
4344 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4347 * doc/invoke.texi (Wmain): Update.
4348 * c-decl.c (start_decl): warn_main is only 0 or 1.
4349 (start_function): Likewise. Fix formatting.
4350 (finish_function): Delete redundant warning.
4351 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4352 * c-opts (c_common_handle_option): -Wall only has effect if
4353 warn_main is uninitialized. OPT_Wmain is automatically
4354 handled. -pedantic also enables Wmain.
4355 (c_common_post_options): Handle all logic for Wmain here.
4356 * c-common.c (warn_main): Delete.
4357 (check_main_parameter_types): Make pedwarns conditional on
4359 * c-common.h (warn_main): Delete.
4361 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4364 * expr.c (emit_group_store): Allocate stack temp with the
4365 largest alignment when copying from register to stack.
4367 2008-08-13 Richard Guenther <rguenther@suse.de>
4369 * tree.h (maybe_fold_offset_to_address): Declare.
4370 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4371 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4372 Likewise for POINTER_PLUS_EXPR.
4373 (maybe_fold_offset_to_reference): Enable disabled code.
4374 (maybe_fold_offset_to_address): New function.
4375 (fold_stmt_r): Use it.
4376 (fold_gimple_assign): Likewise.
4377 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4378 (gimplify_expr): Likewise.
4380 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4382 * toplev.h (pedwarn_at): Fix declaration.
4384 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4386 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4387 LINK_SPEC): Use %R in -Y P argument.
4389 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4392 * diagnostic.c (pedwarn_at): New.
4393 * toplev.h (pedwarn_at): Declare.
4394 * c-tree.h (build_enumerator): Update declaration.
4395 * c-decl.c (finish_enum): Update comment.
4396 (build_enumerator): Take a location parameter. Give a pedwarn but do
4397 not perform any conversion.
4398 * c-parser.c (c_parser_enum_specifier): Set correct location for
4401 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4404 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4405 expressions except for conversions to signed:1 bitfields. Handle
4406 COND_EXPR with constant operands.
4408 2008-08-13 Richard Guenther <rguenther@suse.de>
4410 PR tree-optimization/15255
4411 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4412 (struct oecount_s): New struct and VEC types.
4414 (oecount_hash): New function.
4415 (oecount_eq): Likewise.
4416 (oecount_cmp): Likewise.
4417 (zero_one_operation): New function.
4418 (build_and_add_sum): Likewise.
4419 (undistribute_ops_list): Perform un-distribution of multiplication
4420 and division on the chain of summands.
4421 (should_break_up_subtract): Also break up subtracts for factors.
4422 (reassociate_bb): Delete dead visited statements.
4423 Call undistribute_ops_list. Re-sort and optimize if it did something.
4424 * passes.c (init_optimization_passes): Move DSE before
4426 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4429 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4431 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4433 * doc/invoke.texi: Revert unintended checkin.
4435 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4438 * gcc.c (include_spec_function): Tweak call to find_a_file.
4440 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4443 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4444 and TRUTH_ORIF_EXPR.
4445 * dojump.c (do_jump): Likewise.
4447 PR tree-optimization/37084
4448 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4449 if id->regimplify, don't assume stmt is a cast assignment.
4451 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4453 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4455 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4458 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4461 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4463 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4464 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4466 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4467 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4468 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4469 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4470 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4472 * doc/tm.texi (Storage Layout): Remove documentation for
4473 TARGET_FLOAT_FORMAT.
4475 * simplify-rtx.c (simplify_binary_operation_1): Replace
4476 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4478 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4480 * real.h (struct real_format): New member has_sign_dependent_rounding.
4481 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4482 spu_single_format, ieee_double_format, mips_double_format,
4483 motorola_double_format, ieee_extended_motorola_format,
4484 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4485 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4486 mips_extended_format, ieee_quad_format, mips_quad_format,
4487 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4488 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4490 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4491 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4492 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4493 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4494 (ROUND_TOWARDS_ZERO): Likewise.
4496 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4497 (FLOAT_MODE_FORMAT): New macro.
4498 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4499 (MODE_COMPOSITE_P): ... this new macro.
4500 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4501 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4502 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4504 * flags.h: Include "real.h".
4506 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4507 REAL_MODE_FORMAT_COMPOSITE_P.
4508 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4510 * doc/tm.texi (Storage Layout): Remove documentation of
4511 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4512 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4513 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4514 they only apply to libgcc2.a.
4516 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4518 * config/spu/float_disf.c: New file.
4519 * config/spu/float_unsdisf.c: New file.
4520 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4521 (LIB2FUNCS_EXCLUDE): Define.
4523 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4524 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4526 * real.h (struct real_format): New member round_towards_zero.
4527 * real.c (round_for_format): Respect fmt->round_towards_zero.
4528 (ieee_single_format, mips_single_format, motorola_single_format,
4529 spu_single_format, ieee_double_format, mips_double_format,
4530 motorola_double_format, ieee_extended_motorola_format,
4531 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4532 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4533 mips_extended_format, ieee_quad_format, mips_quad_format,
4534 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4535 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4537 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4538 real_format to choose rounding mode when calling MPFR functions.
4539 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4540 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4542 * real.h (real_to_decimal_for_mode): Add prototype.
4543 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4544 Respect target rounding mode when generating decimal representation.
4545 (real_to_decimal): New stub for backwards compatibility.
4546 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4547 real_to_decimal_for_mode instead of real_to_decimal.
4549 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4551 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4552 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4554 * real.c (spu_single_format): New variable.
4555 * real.h (spu_single_format): Declare.
4557 * config/spu/spu.c (spu_override_options): Install SFmode format.
4558 (spu_split_immediate): Use integer mode to operate on pieces of
4559 floating-point values in all cases.
4561 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4562 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4563 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4565 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4567 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4569 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4571 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4573 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4576 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4577 on the VAR_DECL instead of TYPE_READONLY on its type.
4579 2008-08-12 Ira Rosen <irar@il.ibm.com>
4581 * tree-vectorizer.c: Depend on langhooks.h.
4582 (supportable_widening_operation): Add two arguments. Support double
4584 (supportable_narrowing_operation): Likewise.
4585 * tree-vectorizer.h (supportable_widening_operation): Add two
4587 (supportable_narrowing_operation): Likewise.
4588 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4589 supportable_widening_operation with correct arguments.
4590 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4591 (vectorizable_type_demotion): Support double type conversions.
4592 (vectorizable_type_promotion): Likewise.
4593 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4595 2008-08-11 Michael Matz <matz@suse.de>
4597 * i386/i386.c (override_options): Move initialisation from
4598 flag_schedule_insns_after_reload to here from ...
4599 (optimization_options): ... here.
4601 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4603 PR rtl-optimization/36998
4604 * dwarf2out.c (compute_barrier_args_size_1,
4605 compute_barrier_args_size): Temporarily remove assertions.
4607 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4610 * tree-ssa.c (struct walk_data): Add new flag
4611 warn_possibly_uninitialized.
4612 (warn_uninitialized_var): Use it.
4613 (warn_uninitialized_vars): New.
4614 (execute_early_warn_uninitialized): Call it.
4615 (execute_late_warn_uninitialized): Likewise.
4617 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4620 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4623 2008-08-09 Jan Hubicka <jh@suse.cz>
4626 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4628 (expand_fix): Be prepared for expansion to fail.
4629 (expand_sfix_optab): Remove instructions if expansion failed.
4631 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4633 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4635 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4636 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4638 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4640 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4641 mips/t-libgcc-mips16 to tmake_file.
4642 * config/mips/mips-protos.h (mips_call_type): New enum.
4643 (mips_pic_base_register, mips_got_load): Declare.
4644 (mips_restore_gp): Take an rtx argument.
4645 (mips_use_pic_fn_addr_reg_p): Declare.
4646 (mips_expand_call): Replace the sibcall_p argument with
4647 a mips_call_type argument. Add a lazy_p parameter.
4648 (mips_split_call): Declare.
4649 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4650 (MIPS16_PIC_TEMP): Likewise.
4651 (reg_class): Delete M16_NA_REGS.
4652 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4653 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4654 (mips_split_hi_p): Declare.
4655 * config/mips/mips.c (mips_split_hi_p): New array.
4656 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4657 (mips_got_symbol_type_p): New function.
4658 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4659 (mips16_stub_function_p): New function.
4660 (mips16_local_function_p): Likewise.
4661 (mips_use_pic_fn_addr_reg_p): Likewise.
4662 (mips_cannot_force_const_mem): Return false for HIGHs.
4663 Extend CONST_INT and symbolic handling to MIPS16, using
4664 mips_symbol_insns to check that the base symbol type is a
4665 legitimate constant. Reject GOT-based constants if
4666 TARGET_MIPS16_PCREL_LOADS.
4667 (mips_const_insns): Check targetm.cannot_force_const_mem when
4668 decomposing a symbolic base and a large offset.
4669 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4670 When calling a function that needs $25 from MIPS16 code,
4671 move the target address into $25 separately and add a USE
4673 (mips16_gp_pseudo_reg): Insert the initializer immediately
4674 before the first real insn.
4675 (mips_pic_base_register, mips_got_load): New functions.
4676 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4677 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4678 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4679 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4680 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4681 also passing NULL_RTX rather than const0_rtx as the aux argument.
4682 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4683 instead of TARGET_EXPLICIT_RELOCS.
4684 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4685 (mips_load_call_address): Replace the sibcall_p argument with
4686 a mips_call_type argument. Use mips_got_load.
4687 (mips16_local_alias): New structure.
4688 (mips16_local_aliases): New variable.
4689 (mips16_local_aliases_hash): New function.
4690 (mips16_local_aliases_eq): Likewise.
4691 (mips16_local_alias): Likewise.
4692 (mips16_stub_function): Likewise.
4693 (mips16_build_function_stub): Create a local alias for the target
4694 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4695 .cpload directive and an R_MIPS_NONE relocation for the target
4696 function, then load the alias rather than the function itself.
4697 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4698 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4699 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4700 (mips16_build_call_stub): Replace the FN parameter with an
4701 FN_PTR parameter. Force the address into a register if it
4702 isn't a call_insn_operand; don't rely on the caller to do this.
4703 If a call to a locally-defined and locally-binding MIPS16
4704 function must be made indirectly, redirect the call to the
4705 function's local alias. Use mips16_stub_function_p,
4706 mips16_stub_function, mips_expand_call and use_reg.
4707 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4708 Use explicit %hi and %lo accesses where possible.
4709 Use MIPS_CALL to generate the correct code form of a
4710 jal instruction. Add clobbers of $18 instead of uses.
4711 Update the call to mips_emit_call_insn.
4712 (mips_expand_call): Replace the SIBCALL_P argument with a
4713 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4714 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4715 allowing it to modify the call address. Update the calls to
4716 mips_load_call_address and mips_emit_call_insn.
4717 (mips_split_call): New function.
4718 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4719 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4720 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4721 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4722 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4724 (mips_cprestore_slot): New function.
4725 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4726 and use mips_cprestore_slot.
4727 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4729 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4730 then use a copygp_mips16 instruction to set up $28.
4731 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4732 (mips16_lay_out_constants): Call split_all_insns_noflow.
4733 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4734 false if TARGET_MIPS16.
4735 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4736 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4737 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4738 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4739 MIPS16 code. Allow MIPS16 o32 PIC.
4740 (mips_override_options): Allow MIPS16 o32 PIC.
4741 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4742 after reload if TARGET_USE_GOT.
4743 (UNSPEC_COPYGP): New constant.
4744 (length): Use a default length of 8 for MIPS16 GOT loads.
4745 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4746 (*got_page<mode>): Check mips_split_hi_p.
4747 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4748 (unspec_got<mode>, unspec_call<mode>): New expanders.
4749 (load_got<mode>, load_call<mode>): Remove the length attributes.
4750 Use a got attribute instead of a type attribute.
4751 (copygp_mips16): New insn.
4752 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4753 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4754 (sibcall, sibcall_value, call, call_value): Update the calls
4755 to mips_expand_call.
4756 (call_internal, call_value_internal): Use mips_split_call.
4757 (call_value_multiple_internal): Likewise.
4758 (call_split): Move after call_internal (the insn it is split from).
4759 (call_internal_direct, call_value_internal_direct): Turn into
4760 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4761 (call_direct_split, call_value_direct_split): New patterns.
4762 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4763 and use M16_REGS instead of M16_NA_REGS.
4764 * config/mips/predicates.md (const_call_insn_operand): Replace
4765 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4766 mips_use_pic_fn_addr_reg_p check.
4767 (move_operand): Reject HIGHs if mips_split_hi_p.
4768 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4769 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4770 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4771 * config/mips/libgcc-mips16.ver: New file.
4772 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4773 $(srcdir)/config/mips/libgcc-mips16.ver.
4775 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4777 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4778 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4779 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4780 (mips16_cfun_returns_in_fpr_p): Likewise.
4782 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4784 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4785 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4786 rather than 4 to PC.
4788 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4790 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4791 (FUNCTION_PROFILER): Save the static chain pointer into $2
4792 beforehand and restore it aftewards.
4793 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4794 address directly into $25 and call the function through $25;
4795 do not clobber $3. Pad the DImode version to cover the space
4796 left by the deleted $25 <- $3 move.
4797 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4798 the removal of the $25 <- $3 move.
4799 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4800 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4802 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4803 Daniel Jacobowitz <dan@codesourcery.com>
4805 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4806 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4807 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4808 * config/mips/mips.c (mips_start_function_definition): New function.
4809 (mips_end_function_definition): Likewise.
4810 (mips_output_function_prologue): Use mips_start_function_definition.
4811 (mips_output_function_epilogue): Use mips_end_function_definition.
4812 (build_mips16_function_stub): Use mips_start_function_definition
4813 and mips_end_function_definition.
4814 (build_mips16_call_stub): Likewise.
4816 2008-08-09 Richard Guenther <rguenther@suse.de>
4818 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4819 * gimple.h (gimple_call_fn): Adjust comment.
4820 (gimple_call_set_fndecl): New function.
4821 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4822 longer having bare FUNCTION_DECL operand.
4823 (gimple_call_return_type): Likewise.
4824 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4826 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4827 (gimple_mod_pow2): Likewise.
4828 (gimple_mod_subtract): Likewise.
4829 (gimple_ic): Likewise.
4830 (gimple_stringop_fixed_value): Likewise.
4831 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4832 longer having bare FUNCTION_DECL operand.
4833 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4834 * omp-low.c (optimize_omp_library_calls): Likewise.
4835 * cgraphunit.c (update_call_expr): Likewise.
4836 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4837 (execute_convert_to_rsqrt): Likewise.
4838 * cfgexpand.c (gimple_to_tree): Simplify.
4839 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4840 bare FUNCTION_DECL operand.
4841 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4842 (convert_gimple_call): Use gimple_call_fndecl.
4843 * c-common.c (c_warn_unused_result): Likewise.
4845 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4848 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4849 (c_finish_return): Likewise.
4850 (c_start_case): Likewise.
4851 * c-common.c (warn_for_collisions_1): Use explicit location in
4853 * c-parser.c (c_parser_condition): New. Call
4854 verify_sequence_points.
4855 (c_parser_paren_condition): Call c_parser_condition.
4856 (c_parser_for_statement): Call c_parser_condition.
4858 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4861 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4862 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4863 Moved from diagnostic.h
4864 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4866 (emit_diagnostic): New.
4867 (warning0, pedwarn0): Delete.
4868 (warning, warning_at, pedwarn, permerror): Return bool.
4869 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4870 Moved to diagnostic.c.
4871 (struct diagnostic_context): Use correct type for
4872 classify_diagnostic.
4873 (diagnostic_report_diagnostic): Update declaration.
4874 (emit_diagnostic): Declare.
4875 * errors.c (warning): Return bool.
4876 * errors.h (warning): Update declaration.
4877 * toplev.h (warning0, pedwarn0): Delete.
4878 (warning, warning_at, pedwarn, permerror): Return bool.
4879 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4880 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4881 inform. Update all calls.
4882 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4883 before giving informative note.
4884 (implicit_decl_warning): Likewise.
4885 * c-typeck.c (build_function_call): Likewise.
4886 * tree-sssa.c (warn_uninit): Likewise.
4887 * builtins.c (gimplify_va_arg_expr): Likewise.
4889 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4892 * doc/invoke.texi (-Wextra): Move warning from here...
4893 (-Wuninitialized): ... to here.
4895 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4898 * flags.h (set_Wunused): Delete
4899 * toplev.c (process_options): Handle Wunused flags here.
4900 * opts.c (maybe_warn_unused_parameter): Delete.
4901 (common_handle_option): Replace set_Wunused by warn_unused.
4902 (set_Wextra): Do not handle Wunused-parameter here.
4903 (set_Wunused): Delete.
4904 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4906 * common.opt (Wunused): Add Var and Init.
4907 (Wunused-function): Likewise.
4908 (Wunused-label): Likewise.
4909 (Wunused-parameter): Likewise.
4910 (Wunused-value): Likewise.
4911 (Wunused-variable): Likewise.
4913 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4915 * doc/invoke.texi: Add cpu_type power7.
4916 * config.in (HAVE_AS_VSX): New.
4917 * config.gcc: Add cpu_type power7.
4918 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4920 * configure: Regenerate.
4921 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4923 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4924 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4925 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4927 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4929 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4930 type to vectorize.builtin_conversion.
4931 (vectorizable_conversion): Likewise.
4932 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4933 integral type as input.
4934 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4936 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4937 and ALTIVEC_BUILTIN_VCTSXS.
4938 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4941 2008-08-08 Richard Guenther <rguenther@suse.de>
4943 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4944 (surely_varying_stmt_p): Calls are varying only if they are
4945 non-builtin and not indirect or have no result.
4946 (ccp_fold): Re-instantiate code before the tuples merge.
4948 2008-08-08 Richard Guenther <rguenther@suse.de>
4950 PR tree-optimization/37056
4951 * gimple.h (gimple_assign_rhs_class): New helper function.
4952 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4953 unary operations properly.
4955 2008-08-07 Jan Hubicka <jh@suse.cz>
4957 * i386.h (ix86_size_cost): Declare.
4958 (ix86_cur_cost): New function macro.
4959 * i386.md (peepholes expanding size and splitters): Predicate by
4960 optimize_insn_for_speed_p.
4961 (peepholes reduce size and splitters): Predicate by
4962 optimize_insn_for_size_p.
4963 * i386.c (ix86_size_cost): Rename from ...
4964 (size_cost): This one.
4965 (override_options): Update.
4966 (decide_alg): Likewise.
4967 (ix86_expand_clear): Use RTL profile.
4968 (ix86_pad_returns): Use RTL profile.
4970 2008-08-07 Jan Hubicka <jh@suse.cz>
4972 * recog.c (split_all_insns): Set RTL profile
4973 (peephole2_optimize): Likewise.
4974 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4975 * combine.c (combine_instructions): Likewise.
4977 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4979 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4981 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4983 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4984 value in a6 after the set_frame_ptr insn.
4986 2008-08-07 Richard Henderson <rth@redhat.com>
4989 * gcc.c (cpp_options): Pass along -g*.
4991 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4993 * config/arm/arm.c (output_move_neon): Update comment describing
4994 big-endian vector layout.
4995 (arm_assemble_integer): Do not handle big-endian NEON vectors
4997 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4998 neon_vget_lane<mode>_sext_internal,
4999 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5000 element indices for big-endian.
5002 2008-08-07 Richard Henderson <rth@redhat.com>
5004 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5005 * configure, config.in: Rebuild.
5006 * debug.h (dwarf2out_do_cfi_asm): Declare.
5007 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5008 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5009 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5010 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5012 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5014 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5015 movv2si_internal): Combine into mov<mode>_internal.
5016 (movv2si_internal_2): Remove.
5018 2008-08-07 Jan Hubicka <jh@suse.cz>
5021 * i386.md (single stringop patterns): Enable unconditionally.
5023 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5026 * config/i386/emmintrin.h (_mm_move_epi64): Use
5027 __builtin_ia32_movq128.
5029 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5030 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5032 * config/i386/sse.md (sse2_movq128): New.
5034 * doc/extend.texi: Document __builtin_ia32_movq128.
5036 2008-08-07 Richard Guenther <rguenther@suse.de>
5039 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5040 pointers can access anything.
5042 2008-08-06 Jan Hubicka <jh@suse.cz>
5044 * optabs.c (emit_unop_insn): Break out to ...
5045 (maybe_emit_unop_insn): ... this one.
5046 (expand_sfix_optab): Use maybe variant.
5047 * optabs.h (maybe_emit_unop_insn): Declare.
5049 * i386.md (mov0 patterns): Enable by default.
5050 (FP conversion expanders): Disable expansion of code expanding
5051 sequences when instruction should be optimized for size.
5052 (single strinop patterns): Enable when optimizing for size.
5053 (string expanders): Disable expanding of code expanding sequences
5054 when optimizning instruction for size.
5055 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5057 (ix86_fp_comparison_sahf_cost): Likewise.
5058 (ix86_expand_branch): Likewise.
5059 (ix86_expand_ashl_const): Likewise.
5060 (ix86_split_ashl): Likewise.
5061 (ix86_expand_strlen): Likewise.
5062 (ix86_emit_fp_unordered_jump): Likewie.
5064 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5066 * c-common.c: Fix typo.
5067 (c_common_reswords): Activate more C++ keyword warnings.
5069 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5071 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5074 * diagnostic.c (permerror_at): New.
5075 * toplev.h (permerror_at): Declare.
5077 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5078 Ira Rosen <irar@il.ibm.com>
5080 * tree-vect-transform.c (vect_model_simple_cost): Return
5081 immediately if stmt is pure SLP.
5082 (vect_model_store_cost): Ditto.
5083 (vect_model_load_cost): Ditto.
5084 (vectorizable_store): Remove PURE_SLP check before call
5085 to vect_model_store_cost.
5086 (vect_model_store_cost): When checking whether stmt describe
5087 strided access, add a check that it is not slp_node.
5089 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5092 * c-common.c (warn_for_sign_compare): New. Handle separately the
5093 case that 'constant' is zero.
5094 * c-typeck.c (build_binary_op): Move code to c-common.c
5096 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5098 * config/alpha/alpha.c (alpha_preferred_reload_class,
5099 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5100 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5101 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5102 * config/arm/arm.md: Likewise.
5103 * config/avr/avr-protos.h (preferred_reload_class,
5104 test_hard_reg_class, avr_simplify_comparison_p,
5105 out_shift_with_cnt, class_max_nregs): Likewise.
5106 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5107 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5108 preferred_reload_class, test_hard_reg_class): Likewise.
5109 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5110 bfin_memory_move_cost, bfin_secondary_reload,
5111 bfin_output_mi_thunk): Likewise.
5112 * config/crx/crx.c (crx_secondary_reload_class,
5113 crx_memory_move_cost): Likewise.
5114 * config/frv/frv-protos.h (frv_secondary_reload_class,
5115 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5116 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5117 frv_secondary_reload_class, frv_class_likely_spilled_p,
5118 frv_class_max_nregs): Likewise.
5119 * config/h8300/h8300.c (h8300_classify_operand,
5120 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5122 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5123 * config/ia64/ia64.c (ia64_preferred_reload_class,
5124 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5125 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5126 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5128 * config/m68hc11/m68hc11.c (preferred_reload_class,
5129 m68hc11_memory_move_cost): Likewise.
5130 * config/mcore/mcore.c (mcore_secondary_reload_class,
5131 mcore_reload_class): Likewise.
5132 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5133 mips_class_max_nregs, mips_cannot_change_mode_class,
5134 mips_preferred_reload_class, mips_secondary_reload_class,
5135 mips_output_mi_thunk): Likewise.
5136 * config/mmix/mmix.c (mmix_preferred_reload_class,
5137 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5139 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5141 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5142 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5143 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5144 * config/rs6000/rs6000.c (paired_expand_vector_init,
5145 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5146 compare_section_name, rs6000_memory_move_cost): Likewise.
5147 * config/s390/s390.c (s390_emit_compare_and_swap,
5148 s390_preferred_reload_class, s390_secondary_reload,
5149 legitimize_pic_address, legitimize_tls_address,
5150 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5151 s390_class_max_nregs): Likewise.
5152 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5153 * config/s390/s390.md: Likewise.
5154 * config/score/score-protos.h (score_secondary_reload_class,
5155 score_preferred_reload_class): Likewise.
5156 * config/score/score.c (score_preferred_reload_class,
5157 score_secondary_reload_class): Likewise.
5158 * config/score/score3.c (score3_output_mi_thunk,
5159 score3_preferred_reload_class, score3_secondary_reload_class,
5160 score3_hard_regno_mode_ok): Likewise.
5161 * config/score/score3.h (score3_preferred_reload_class,
5162 score3_secondary_reload_class): Likewise.
5163 * config/score/score7.c (score7_output_mi_thunk,
5164 score7_preferred_reload_class, score7_secondary_reload_class,
5165 score7_hard_regno_mode_ok): Likewise.
5166 * config/score/score7.h (score7_preferred_reload_class,
5167 score7_secondary_reload_class): Likewise.
5168 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5169 output_branchy_insn, add_constant, gen_block_redirect,
5170 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5171 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5173 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5174 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5175 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5176 xstormy16_preferred_reload_class): Likewise.
5177 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5178 xtensa_expand_atomic, override_options,
5179 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5181 * reorg.c (try_merge_delay_insns): Likewise.
5182 * tree.c (merge_dllimport_decl_attributes): Likewise.
5184 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5186 2008-08-06 Michael Matz <matz@suse.de>
5188 * Makefile.in (write_entries_to_file): Quote words.
5189 * gengtype.c: (read_input_line): Skip over leading white-space.
5191 2008-08-06 Marc Gauthier <marc@tensilica.com>
5193 * config.gcc: Match more processor names for Xtensa.
5194 * configure.ac: Likewise.
5195 * doc/install.texi (Specific): Likewise.
5196 * configure: Regenerate.
5198 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5200 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5201 * calls.c (avoid_likely_spilled_reg): Likewise.
5202 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5203 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5204 * config/i386/i386.c (ix86_expand_special_args_builtin,
5205 ix86_secondary_reload): Likewise.
5206 * except.c (struct eh_region, gen_eh_region_catch,
5207 remove_unreachable_regions, duplicate_eh_regions,
5208 assign_filter_values, build_post_landing_pads,
5209 sjlj_find_directly_reachable_regions, remove_eh_handler,
5210 reachable_next_level, foreach_reachable_handler,
5211 can_throw_internal_1, can_throw_external_1,
5212 collect_one_action_chain): Likewise.
5213 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5214 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5215 * function.c (update_temp_slot_address, instantiate_new_reg,
5216 instantiate_virtual_regs_in_rtx,
5217 instantiate_virtual_regs_in_insn): Likewise.
5218 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5219 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5220 gimplify_cleanup_point_expr): Likewise.
5221 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5222 * passes.c (next_pass_1): Likewise.
5223 * print-tree.c (print_node_brief, print_node): Likewise.
5224 * profile.c (branch_prob): Likewise.
5225 * tree-dump.c (dump_register): Likewise.
5226 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5228 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5229 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5230 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5231 copy_arguments_for_versioning, copy_static_chain): Likewise.
5232 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5233 add_new_name_mapping, register_new_name_mapping): Likewise.
5234 * tree-mudflap.c (mf_xform_derefs): Likewise.
5235 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5236 get_init_expr, combine_chains): Likewise.
5237 * tree-pretty-print.c (dump_generic_node): Likewise.
5238 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5239 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5240 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5241 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5243 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5246 * calls.c (expand_call): Use the biggest preferred stack
5249 2008-08-06 Michael Matz <matz@suse.de>
5252 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5253 for reused reload, instead of overwriting them.
5255 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5258 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5259 for incoming stack boundary.
5261 * function.c (assign_parm_find_entry_rtl): Update
5262 parm_stack_boundary.
5264 * function.h (rtl_data): Add parm_stack_boundary.
5266 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5267 parm_stack_boundary for incoming stack boundary.
5269 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5271 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5272 for unrepresentable subregs or treat them as equal to other regs
5273 or subregs with the same register number.
5275 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5278 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5281 2008-08-06 Jan Hubicka <jh@suse.cz>
5283 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5284 frequencies might be hot.
5286 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5288 * reload.c (find_reloads): Force constants into literal pool
5289 also if they are wrapped in a SUBREG.
5291 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5294 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5295 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5296 Don't allow predicated instructions for data speculation.
5297 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5300 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5302 * haifa-sched.c (extend_global): Split to extend_global_data and
5303 extend_region_data. Update all uses.
5304 (extend_all): Rename to extend_block_data.
5306 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5308 * sched-rgn.c (new_ready): Check if instruction can be
5309 speculatively scheduled before attempting speculation.
5310 (debug_rgn_dependencies): Remove wrongful assert.
5312 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5314 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5316 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5318 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5319 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5320 va_size, and type_size.
5322 2008-08-04 Jason Merrill <jason@redhat.com>
5325 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5326 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5328 2008-08-05 Richard Henderson <rth@redhat.com>
5330 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5331 * configure: Rebuild.
5333 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5336 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5337 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5340 2008-08-05 Richard Henderson <rth@redhat.com>
5342 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5343 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5344 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5345 * common.opt (fdwarf2-cfi-asm): New.
5346 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5347 * config.in, configure: Rebuild.
5348 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5349 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5350 (dw2_force_const_mem): Externalize.
5351 * dwarf2asm.h: Update.
5352 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5353 generate a real label.
5354 (output_cfi_directive): New.
5355 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5356 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5357 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5359 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5360 (output_loc_operands_raw, output_loc_sequence_raw): New.
5361 (output_cfa_loc_raw): New.
5363 2008-08-05 Paul Brook <paul@codesourcery.com>
5365 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5366 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5367 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5368 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5369 * config/arm/arm.h (TARGET_VFPD32): Define.
5370 (TARGET_VFP3): Use TARGET_VFPD32.
5371 (fputype): Add FPUTYPE_VFP3D16.
5372 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5373 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5374 * config/arm/arm-cores.def: Add cortex-r4f.
5375 * config/arm/arm-tune.md: Regenerate.
5377 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5379 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5380 Reword some comments throughout the file.
5382 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5383 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5384 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5385 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5387 (MFC_START_ENABLE): Remove PPU-only define.
5388 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5389 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5391 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5392 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5393 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5394 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5395 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5396 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5397 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5399 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5400 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5401 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5402 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5404 (spu_read_machine_status): Fix typo.
5406 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5408 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5409 SUBREG of multi-word hard register.
5410 * config/spu/spu.c (valid_subreg): Likewise.
5411 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5413 2008-08-04 Richard Guenther <rguenther@suse.de>
5415 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5416 the candidate with the stripped base if that base is different
5417 from the original base even for offset zero.
5419 2008-08-04 Richard Guenther <rguenther@suse.de>
5422 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5423 check for no_overflow.
5425 2008-08-04 Richard Guenther <rguenther@suse.de>
5427 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5429 2008-08-04 Paul Brook <paul@codesourcery.com>
5431 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5432 (arm_order_regs_for_local_alloc): New function.
5433 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5435 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5437 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5440 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5441 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5442 (ix86_expand_epilogue): Likewise.
5444 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5446 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5449 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5452 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5453 (*movv2sf_internal_rex64): Ditto.
5455 2008-08-03 Jan Hubicka <jh@suse.cz>
5457 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5458 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5459 * expmed.c (expand_smod_pow2): Likewise.
5461 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5464 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5465 alternative 0 of operand 1.
5466 (*vec_concatv2di_rex64_sse): Ditto.
5467 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5469 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5470 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5471 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5472 (*movv2sf_internal_rex64): Ditto.
5474 2008-08-02 Richard Guenther <rguenther@suse.de>
5477 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5478 (ssedoublesizemode): New mode attribute.
5479 (sse_shufps): Call gen_sse_shufps_v4sf.
5480 (sse_shufps_1): Macroize.
5481 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5482 (sse2_shufpd_1): Macroize.
5483 (vec_extract_odd, vec_extract_even): New expanders.
5484 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5485 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5486 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5487 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5488 (ix86_expand_vector_set): Likewise.
5489 (ix86_expand_reduc_v4sf): Likewise.
5491 2008-08-01 Doug Kwan <dougkwan@google.com>
5493 * matrix-reorg.c: Re-enable all code.
5494 (struct malloc_call_data): Change CALL_STMT to gimple type.
5495 (collect_data_for_malloc_call): Tuplify.
5496 (struct access_site_info): Change STMT to gimple type.
5497 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5498 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5499 (struct free_info): Change STMT to gimple type.
5500 (struct matrix_access_phi_node): Change PHI to gimple type.
5501 (get_inner_of_cast_expr): Remove.
5502 (may_flatten_matrices_1): Tuplify.
5503 (may_flatten_matrices): Ditto.
5504 (mark_min_matrix_escape_level): Ditto.
5505 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5506 (ssa_accessed_in_call_rhs): New
5507 (ssa_accessed_in_assign_rhs): New
5508 (record_access_alloc_site_info): Tuplify.
5509 (add_allocation_site): Ditto.
5510 (analyze_matrix_allocation_site): Ditto.
5511 (analyze_transpose): Ditto.
5512 (get_index_from_offset): Ditto.
5513 (update_type_size): Ditto.
5514 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5515 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5516 (analyze_accesses_for_phi_node): Tuplify.
5517 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5518 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5519 (analyze_matrix_accesses): Tuplify.
5520 (check_var_data): New call-back type for check_var_notmodified_p.
5521 (check_var_notmodified_p): Tuplify and use call-back struct to
5522 return statement found.
5523 (can_calculate_expr_before_stmt): Factor out statement related code
5525 (can_calculate_stmt_before_stmt): New.
5526 (check_allocation_function): Tuplify.
5527 (find_sites_in_func): Ditto.
5528 (record_all_accesses_in_func): Ditto.
5529 (transform_access_sites): Ditto.
5530 (transform_allocation_sites): Ditto.
5531 (matrix_reorg): Re-enable.
5532 (gate_matrix_reorg): Re-enable.
5534 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5536 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5537 for labels for which it hasn't been set yet. If it has been set,
5538 stop walking insns and continue with next worklist item.
5539 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5540 if the only BARRIER is at the very end of a function.
5542 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5544 * cfgexpand.c (expand_stack_alignment): Assert that
5545 stack_realign_drap and drap_rtx must match.
5547 * function.c (instantiate_new_reg): If DRAP is used to realign
5548 stack, replace virtual_incoming_args_rtx with internal arg
5551 2008-08-01 Richard Guenther <rguenther@suse.de>
5553 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5554 loop information only if we initialized it.
5555 (execute_pre): Call fini_pre with in_fre.
5556 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5557 if we do not unroll because we hit max-completely-peeled-insns.
5558 Use our estimation for consistency, do allow shrinking.
5560 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5562 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5563 with MIN_STACK_BOUNDARY.
5564 (ix86_update_stack_boundary): Likewise.
5565 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5568 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5569 (MIN_STACK_BOUNDARY): This.
5571 2008-08-01 Richard Guenther <rguenther@suse.de>
5574 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5576 2008-08-01 Richard Guenther <rguenther@suse.de>
5578 PR tree-optimization/36988
5579 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5580 do not matter if that doesn't change volatile qualification.
5582 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5584 * configure.ac: Do not generate libada-mk. Do not subst
5586 * libada-mk.in: Remove.
5587 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5588 * configure: Regenerate.
5590 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5592 * tree-pass.h: Added comment about not dumping passes with name
5593 starting with star in struct opt_pass.
5594 * passes.c (register_dump_files_1): Don't do dump for a pass with
5595 name starting with star.
5596 * doc/passes.texi (Pass manager): Mention pass names and special
5597 meaning of star prefix to avoid dump.
5599 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5601 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5603 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5604 (ISA_MIPS64R2): New macro.
5605 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5606 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5607 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5608 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5609 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5610 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5611 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5612 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5613 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5614 Move up to keep list alphabetically sorted.
5615 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5616 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5618 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5619 (-march=@var{arch}): Add mips64r2.
5621 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5623 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5625 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5627 * expr.c (expand_assignment): Check for complete type.
5629 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5632 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5634 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5635 for stack alignment.
5637 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5639 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5641 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5642 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5644 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5646 PR rtl-optimization/36419
5647 * dwarf2out.c (barrier_args_size): New variable.
5648 (compute_barrier_args_size, compute_barrier_args_size_1): New
5650 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5651 if not called yet in the current function, use barrier_args_size
5652 array to find the new args_size value.
5653 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5655 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5658 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5661 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5664 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5665 (dwarf2out_stack_adjust): Use it.
5666 (dwarf2out_frame_debug_expr): Likewise.
5668 2008-07-31 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/36978
5671 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5672 the generated condition.
5674 2008-07-31 Richard Guenther <rguenther@suse.de>
5676 * passes.c (init_optimization_passes): Always call
5677 pass_early_warn_uninitialized.
5678 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5679 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5680 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5682 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5685 * builtins.c (maybe_emit_free_warning): New function.
5686 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5687 maybe_emit_free_warning for BUILT_IN_FREE.
5690 * dwarf2out.c (get_context_die): New function.
5691 (force_decl_die, force_type_die): Use it.
5692 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5693 returns NULL, force generation of DW_TAG_typedef and put that into
5696 PR preprocessor/36649
5697 * c-pch.c (c_common_read_pch): Save and restore
5698 line_table->trace_includes across PCH restore.
5700 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5703 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5705 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5708 * final.c (call_from_call_insn): Handle COND_EXEC.
5710 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5712 * builtins.c (std_gimplify_va_arg_expr): Replace
5713 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5714 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5716 2008-07-30 Joey Ye <joey.ye@intel.com>
5717 H.J. Lu <hongjiu.lu@intel.com>
5719 * builtins.c (expand_builtin_setjmp_receiver): Replace
5720 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5721 (expand_builtin_apply_args_1): Likewise.
5722 (expand_builtin_longjmp): Need DRAP for stack alignment.
5723 (expand_builtin_apply): Likewise.
5725 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5726 instead of assign_stack_local to allow alignment reduction.
5728 * calls.c (emit_call_1): Need DRAP for stack alignment if
5730 (expand_call): Replace virtual_incoming_args_rtx with
5731 crtl->args.internal_arg_pointer.
5732 * stmt.c (expand_nl_goto_receiver): Likewise.
5734 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5735 alignment and store to stack_alignment_estimated and
5736 max_used_stack_slot_alignment.
5737 (expand_one_var): Likewise.
5738 (expand_stack_alignment): New function.
5739 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5740 and stack_alignment_estimated fields in rtl_data. Call
5741 expand_stack_alignment at end.
5743 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5744 (MAX_STACK_ALIGNMENT): Likewise.
5745 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5746 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5748 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5749 stack alignment when generating virtual registers.
5751 * function.c (assign_stack_local): Renamed to ...
5752 (assign_stack_local_1): This. Add a parameter to indicate
5753 if it is OK to reduce alignment.
5754 (assign_stack_local): Use it.
5755 (instantiate_new_reg): Instantiate virtual incoming args rtx
5756 to vDRAP if stack realignment and DRAP is needed.
5757 (assign_parms): Collect parameter/return type alignment and
5758 contribute to stack_alignment_estimated.
5759 (locate_and_pad_parm): Likewise.
5760 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5761 with crtl->args.internal_arg_pointer.
5763 * function.h (rtl_data): Add new field drap_reg,
5764 max_used_stack_slot_alignment, stack_alignment_estimated,
5765 stack_realign_needed, need_drap, stack_realign_processed and
5766 stack_realign_finalized.
5767 (stack_realign_fp): New macro.
5768 (stack_realign_drap): Likewise.
5770 * global.c (compute_regsets): Frame pointer is needed when
5771 stack is realigned. Can eliminate frame pointer when stack is
5772 realigned and dynamic realigned argument pointer isn't used.
5774 * reload1.c (update_eliminables): Frame pointer is needed
5775 when stack is realigned.
5776 (init_elim_table): Can eliminate frame pointer when stack is
5777 realigned and dynamic realigned argument pointer isn't used.
5779 * rtl.h (assign_stack_local_1): Declare new funtion.
5781 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5782 (TARGET_GET_DRAP_RTX): Likewise.
5783 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5784 TARGET_GET_DRAP_RTX.
5786 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5788 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5789 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5791 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5792 H.J. Lu <hongjiu.lu@intel.com>
5794 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5795 vdrap_reg, stack_realign and drap_reg_saved.
5796 (add_cfi): Don't allow redefining CFA when DRAP is used.
5797 (reg_save): Handle stack alignment.
5798 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5799 alignment. Don't generate DWARF information for (set fp sp)
5801 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5803 (int_loc_descriptor): Move prototype forward. Also define if
5804 DWARF2_UNWIND_INFO is true.
5805 (output_cfa_loc): Handle DW_CFA_expression.
5806 (build_cfa_aligned_loc): New.
5807 (based_loc_descr): Update assert for stack realign. For local
5808 variables, use sp+offset when stack is aligned without drap and
5809 fp+offset when stack is aligned with drap. For arguments, use
5810 cfa+offset when drap is used to align stack.
5812 2008-07-30 Joey Ye <joey.ye@intel.com>
5813 H.J. Lu <hongjiu.lu@intel.com>
5815 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5817 (ix86_gen_andsp): New.
5818 (ix86_user_incoming_stack_boundary): Likewise.
5819 (ix86_default_incoming_stack_boundary): Likewise.
5820 (ix86_incoming_stack_boundary): Likewise.
5821 (ix86_can_eliminate): Likewise.
5822 (find_drap_reg): Likewise.
5823 (ix86_update_stack_boundary): Likewise.
5824 (ix86_get_drap_rtx): Likewise.
5825 (ix86_finalize_stack_realign_flags): Likewise.
5826 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5827 (TARGET_GET_DRAP_RTX): Likewise.
5828 (override_options): Overide option value for new options.
5829 (ix86_function_ok_for_sibcall): Remove check for
5830 force_align_arg_pointer.
5831 (ix86_handle_cconv_attribute): Likewise.
5832 (ix86_function_regparm): Likewise.
5833 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5834 (ix86_va_start): Replace virtual_incoming_args_rtx with
5835 crtl->args.internal_arg_pointer.
5836 (ix86_select_alt_pic_regnum): Check DRAP register.
5837 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5838 (ix86_compute_frame_layout): Compute frame layout wrt stack
5840 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5841 (ix86_expand_prologue): Decide if stack realignment is needed
5842 and generate prologue code accordingly.
5843 (ix86_expand_epilogue): Generate epilogue code wrt stack
5844 realignment is really needed or not.
5846 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5847 (ABI_STACK_BOUNDARY): Likewise.
5848 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5849 (STACK_REALIGN_DEFAULT): Likewise.
5850 (INCOMING_STACK_BOUNDARY): Likewise.
5851 (MAX_STACK_ALIGNMENT): Likewise.
5852 (ix86_incoming_stack_boundary): Likewise.
5853 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5854 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5855 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5856 (machine_function): Remove force_align_arg_pointer.
5858 * config/i386/i386.md (BX_REG): New.
5859 (R13_REG): Likewise.
5861 * config/i386/i386.opt (mforce_drap): New.
5862 (mincoming-stack-boundary): Likewise.
5863 (mstackrealign): Add Init(-1).
5865 * config/i386/i386-protos.h (ix86_can_eliminate): New
5867 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5869 * doc/extend.texi: Update force_align_arg_pointer.
5871 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5874 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5875 (INCOMING_STACK_BOUNDARY): Likewise.
5876 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5877 (TARGET_GET_DRAP_RTX): Likewise.
5879 2008-07-30 Andreas Schwab <schwab@suse.de>
5881 PR rtl-optimization/36929
5882 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5883 add_insn_before and fix argument order.
5884 (replace_inc_dec_mem): Handle NULL rtx.
5886 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5888 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5890 (arm_compute_initial_elimination_offset): Use it.
5891 (arm_compute_save_reg_mask): Include static chain save slot when
5892 calculating alignment.
5893 (arm_get_frame_offsets): Ditto.
5894 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5895 that we can use to decrement the stack when the stack decrement
5896 could be too big for an immediate value in a single insn.
5897 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5899 2008-07-30 Richard Guenther <rguenther@suse.de>
5901 PR tree-optimization/36967
5902 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5903 Release defs of statements we remove.
5905 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5907 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5908 instead of NULL_RTVEC.
5910 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5914 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5917 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5919 * final.c (call_from_call_insn): New.
5920 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5922 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5924 * configure.ac: Substitute ADA_CFLAGS.
5925 * configure: Regenerate.
5926 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5927 * Makefile.in: Remove mention of X_* variables.
5928 * config/pa/x-ada-hpux10: Remove.
5929 * config/pa/x-ada: Remove.
5931 * doc/fragments.texi: Update.
5933 2008-07-30 Olivier Hainque <hainque@adacore.com>
5935 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5936 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5937 __dso_handle explicitly here.
5939 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5942 * c-typeck.c (build_binary_op): Encapsulate code into...
5943 * c-common.c (shorten_binary_op): ...this new function.
5944 (conversion_warning): Use the new function. Handle non-negative
5945 constant in bitwise-and.
5946 * c-common.h (shorten_binary_op): Declare.
5948 2008-07-30 Olivier Hainque <hainque@adacore.com>
5950 * scan.c (make_sstring_space): Add explicit conversions of
5951 allocator's return value.
5952 * fix-header.c (recognized_function): Likewise.
5954 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5956 * doc/cpp.texi: Update to GFDL 1.2.
5957 * doc/gcc.texi: Do not list GPL as Invariant Section.
5958 * doc/gccint.texi: Likewise. Update copyright years.
5959 * doc/install.texi: Update copyright years.
5961 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5964 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5965 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5967 2008-07-29 Jan Hubicka <jh@suse.cz>
5969 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5970 (grokdeclarator): Likewise.
5971 * langhooks.c (lhd_warn_unused_global_decl): Use
5972 DECL_DECLARED_INLINE_P.
5973 * print-tree.c (print_node): Remove DECL_INLINE check.
5975 2008-07-29 Richard Guenther <rguenther@suse.de>
5977 PR tree-optimization/36945
5978 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5979 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5980 Record invariant addresses un-decomposed.
5981 (copy_reference_ops_from_call): Record reference call
5982 arguments properly. Simplify.
5983 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5984 helper split out from ...
5985 (create_component_ref_by_pieces): ... here. Simplify.
5986 Prepare for recursive invocation for call arguments.
5987 (create_expression_by_pieces): Adjust call to
5988 create_component_ref_by_pieces.
5989 (compute_avail): Process operand 2 of reference ops.
5991 2008-07-29 Richard Guenther <rguenther@suse.de>
5993 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5995 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5997 * c-format.c (check_format_types): Revert unwanted checkin.
5999 2008-07-29 Jan Hubicka <jh@suse.cz>
6001 * flags.h (flag_really_no_inline): Remove.
6002 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6003 * toplev.c (flag_really_no_inline): Remove.
6004 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6005 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6006 (cgraph_decide_inlining_incrementally): Likewise.
6007 (compute_inline_parameters): Likewise.
6008 * opts.c (decode_options): Simplify.
6009 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6010 * common.opt (finline): Initialize to 1.
6011 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6013 2008-07-29 Jan Hubicka <jh@suse.cz>
6015 * predict.c (always_optimize_for_size_p): New function.
6016 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6017 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6018 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6020 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6021 * function.c (prepare_function_start): Set default profile.
6022 * function.h (rtl_data): Add maybe_hot_insn_p.
6023 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6024 (construct_exit_block): Likewise.
6025 (tree_expand_cfg): Likewise.
6027 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6028 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6029 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6030 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6033 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6036 * c-decl.c (merge_decls): Merge USED flags.
6038 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6040 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6041 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6042 next_stack, lab_false and lab_over trees.
6044 2008-07-28 Richard Guenther <rguenther@suse.de>
6046 PR tree-optimization/36957
6047 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6048 (useless_type_conversion_p): Remove.
6049 (types_compatible_p): Remove.
6050 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6051 (useless_type_conversion_p): Declare.
6052 (types_compatible_p): Declare.
6053 (gimple_expr_type): Return the base type only if it is
6054 trivially convertible to the subtype.
6056 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6058 * configure.ac: Use the m4_do macro to concatenate the warnings into
6059 one string in ACX_PROG_CC_WARNING_OPTS,
6060 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6061 * configure: Regenerate.
6063 2008-07-28 Richard Guenther <rguenther@suse.de>
6065 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6066 (insert_fake_stores): Remove.
6067 (realify_fake_stores): Likewise.
6068 (execute_pre): Remove dead code.
6069 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6070 (find_func_aliases): Deal with it here instead.
6071 Re-enable gcc_unreachable call.
6073 2008-07-28 Richard Guenther <rguenther@suse.de>
6075 Merge from gimple-tuples-branch.
6077 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6078 * gimple.def: New file.
6079 * gsstruct.def: Likewise.
6080 * gimple-iterator.c: Likewise.
6081 * gimple-pretty-print.c: Likewise.
6082 * tree-gimple.c: Removed. Merged into ...
6083 * gimple.c: ... here. New file.
6084 * tree-gimple.h: Removed. Merged into ...
6085 * gimple.h: ... here. New file.
6087 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6088 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6089 --enable-checking=gimple flag.
6090 * config.in: Likewise.
6091 * configure: Regenerated.
6093 * tree-ssa-operands.h: Tuplified.
6094 * tree-vrp.c: Likewise.
6095 * tree-loop-linear.c: Likewise.
6096 * tree-into-ssa.c: Likewise.
6097 * tree-ssa-loop-im.c: Likewise.
6098 * tree-dump.c: Likewise.
6099 * tree-complex.c: Likewise.
6100 * cgraphbuild.c: Likewise.
6101 * tree-ssa-threadupdate.c: Likewise.
6102 * tree-ssa-loop-niter.c: Likewise.
6103 * tree-pretty-print.c: Likewise.
6104 * tracer.c: Likewise.
6105 * gengtype.c: Likewise.
6106 * tree-loop-distribution.c: Likewise.
6107 * tree-ssa-loop-unswitch.c: Likewise.
6108 * cgraph.c: Likewise.
6109 * cgraph.h: Likewise.
6110 * tree-ssa-loop-manip.c: Likewise.
6111 * value-prof.c: Likewise.
6112 * tree-ssa-loop-ch.c: Likewise.
6113 * tree-tailcall.c: Likewise.
6114 * value-prof.h: Likewise.
6117 * tree-pass.h: Likewise.
6118 * ipa-cp.c: Likewise.
6119 * tree-scalar-evolution.c: Likewise.
6120 * tree-scalar-evolution.h: Likewise.
6121 * target.h: Likewise.
6122 * lambda-mat.c: Likewise.
6123 * tree-phinodes.c: Likewise.
6124 * diagnostic.h: Likewise.
6125 * builtins.c: Likewise.
6126 * tree-ssa-alias-warnings.c: Likewise.
6127 * cfghooks.c: Likewise.
6128 * fold-const.c: Likewise.
6129 * cfghooks.h: Likewise.
6130 * omp-low.c: Likewise.
6131 * tree-ssa-dse.c: Likewise.
6132 * ipa-reference.c: Likewise.
6133 * tree-ssa-uncprop.c: Likewise.
6134 * toplev.c: Likewise.
6135 * tree-gimple.c: Likewise.
6136 * tree-gimple.h: Likewise.
6137 * tree-chrec.c: Likewise.
6138 * tree-chrec.h: Likewise.
6139 * tree-ssa-sccvn.c: Likewise.
6140 * tree-ssa-sccvn.h: Likewise.
6141 * cgraphunit.c: Likewise.
6142 * tree-ssa-copyrename.c: Likewise.
6143 * tree-ssa-ccp.c: Likewise.
6144 * tree-ssa-loop-ivopts.c: Likewise.
6145 * tree-nomudflap.c: Likewise.
6146 * tree-call-cdce.c: Likewise.
6147 * ipa-pure-const.c: Likewise.
6148 * c-format.c: Likewise.
6149 * tree-stdarg.c: Likewise.
6150 * tree-ssa-math-opts.c: Likewise.
6151 * tree-ssa-dom.c: Likewise.
6152 * tree-nrv.c: Likewise.
6153 * tree-ssa-propagate.c: Likewise.
6154 * ipa-utils.c: Likewise.
6155 * tree-ssa-propagate.h: Likewise.
6156 * tree-ssa-alias.c: Likewise.
6157 * gimple-low.c: Likewise.
6158 * tree-ssa-sink.c: Likewise.
6159 * ipa-inline.c: Likewise.
6160 * c-semantics.c: Likewise.
6161 * dwarf2out.c: Likewise.
6163 * tree-ssa-loop-ivcanon.c: Likewise.
6164 * predict.c: Likewise.
6165 * tree-ssa-loop.c: Likewise.
6166 * tree-parloops.c: Likewise.
6167 * tree-ssa-address.c: Likewise.
6168 * tree-ssa-ifcombine.c: Likewise.
6169 * matrix-reorg.c: Likewise.
6170 * c-decl.c: Likewise.
6171 * tree-eh.c: Likewise.
6172 * c-pretty-print.c: Likewise.
6173 * lambda-trans.c: Likewise.
6174 * function.c: Likewise.
6175 * langhooks.c: Likewise.
6176 * ebitmap.h: Likewise.
6177 * tree-vectorizer.c: Likewise.
6178 * function.h: Likewise.
6179 * langhooks.h: Likewise.
6180 * tree-vectorizer.h: Likewise.
6181 * ipa-type-escape.c: Likewise.
6182 * ipa-type-escape.h: Likewise.
6183 * domwalk.c: Likewise.
6184 * tree-if-conv.c: Likewise.
6185 * profile.c: Likewise.
6186 * domwalk.h: Likewise.
6187 * tree-data-ref.c: Likewise.
6188 * tree-data-ref.h: Likewise.
6189 * tree-flow-inline.h: Likewise.
6190 * tree-affine.c: Likewise.
6191 * tree-vect-analyze.c: Likewise.
6192 * c-typeck.c: Likewise.
6193 * gimplify.c: Likewise.
6194 * coretypes.h: Likewise.
6195 * tree-ssa-phiopt.c: Likewise.
6196 * calls.c: Likewise.
6197 * tree-ssa-coalesce.c: Likewise.
6198 * tree.def: Likewise.
6199 * tree-dfa.c: Likewise.
6200 * except.c: Likewise.
6201 * except.h: Likewise.
6202 * cfgexpand.c: Likewise.
6203 * tree-cfgcleanup.c: Likewise.
6204 * tree-ssa-pre.c: Likewise.
6205 * tree-ssa-live.c: Likewise.
6206 * tree-sra.c: Likewise.
6207 * tree-ssa-live.h: Likewise.
6208 * tree-predcom.c: Likewise.
6209 * lambda.h: Likewise.
6210 * tree-mudflap.c: Likewise.
6211 * ipa-prop.c: Likewise.
6212 * print-tree.c: Likewise.
6213 * tree-ssa-copy.c: Likewise.
6214 * ipa-prop.h: Likewise.
6215 * tree-ssa-forwprop.c: Likewise.
6216 * ggc-page.c: Likewise.
6217 * c-omp.c: Likewise.
6218 * tree-ssa-dce.c: Likewise.
6219 * tree-vect-patterns.c: Likewise.
6220 * tree-ssa-ter.c: Likewise.
6221 * tree-nested.c: Likewise.
6222 * tree-ssa.c: Likewise.
6223 * lambda-code.c: Likewise.
6224 * tree-ssa-loop-prefetch.c: Likewise.
6225 * tree-inline.c: Likewise.
6226 * tree-inline.h: Likewise.
6227 * tree-iterator.c: Likewise.
6228 * tree-optimize.c: Likewise.
6229 * tree-ssa-phiprop.c: Likewise.
6230 * tree-vect-transform.c: Likewise.
6231 * tree-object-size.c: Likewise.
6232 * tree-outof-ssa.c: Likewise.
6233 * cfgloop.c: Likewise.
6234 * system.h: Likewise.
6235 * tree-profile.c: Likewise.
6236 * cfgloop.h: Likewise.
6237 * c-gimplify.c: Likewise.
6238 * c-common.c: Likewise.
6239 * tree-vect-generic.c: Likewise.
6240 * tree-flow.h: Likewise.
6241 * c-common.h: Likewise.
6242 * basic-block.h: Likewise.
6243 * tree-ssa-structalias.c: Likewise.
6244 * tree-switch-conversion.c: Likewise.
6245 * tree-ssa-structalias.h: Likewise.
6246 * tree-cfg.c: Likewise.
6247 * passes.c: Likewise.
6248 * ipa-struct-reorg.c: Likewise.
6249 * ipa-struct-reorg.h: Likewise.
6250 * tree-ssa-reassoc.c: Likewise.
6251 * cfgrtl.c: Likewise.
6252 * varpool.c: Likewise.
6254 * tree-ssanames.c: Likewise.
6255 * tree-ssa-threadedge.c: Likewise.
6256 * langhooks-def.h: Likewise.
6257 * tree-ssa-operands.c: Likewise.
6258 * config/alpha/alpha.c: Likewise.
6259 * config/frv/frv.c: Likewise.
6260 * config/s390/s390.c: Likewise.
6261 * config/m32c/m32c.c: Likewise.
6262 * config/m32c/m32c-protos.h: Likewise.
6263 * config/spu/spu.c: Likewise.
6264 * config/sparc/sparc.c: Likewise.
6265 * config/i386/i386.c: Likewise.
6266 * config/sh/sh.c: Likewise.
6267 * config/xtensa/xtensa.c: Likewise.
6268 * config/stormy16/stormy16.c: Likewise.
6269 * config/ia64/ia64.c: Likewise.
6270 * config/rs6000/rs6000.c: Likewise.
6271 * config/pa/pa.c: Likewise.
6272 * config/mips/mips.c: Likewise.
6274 2008-07-28 Simon Baldwin <simonb@google.com>
6276 * c-pragma.c (handle_pragma_message): New function.
6277 (init_pragma): Register handle_pragma_message.
6278 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6281 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6283 PR tree-optimization/35252
6284 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6285 REALPART_EXPR to be considered as same load operation.
6287 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6289 PR tree-optimization/36830
6290 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6291 (expressions_equal_p): Return false if only one operand is null.
6293 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6295 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6296 version requirements.
6298 2008-07-26 Olivier Hainque <hainque@adacore.com>
6300 * collect2.c (symkind): New enum. Symbol kinds we care about.
6301 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6302 code and head comment accordingly.
6303 (scan_prog_file): Use symkind names instead of bare integers.
6305 2008-07-25 Jan Hubicka <jh@suse.cz>
6307 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6309 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6310 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6311 * dojump.c (clear_pending_stack_adjust): Likewise.
6312 * print-tree.c (print_node): Ignore DECL_INLINE.
6313 * tree-inline.c (inlinable_function_p): Likewise.
6315 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6317 * doc/extend.texi (hot attribute): Document that the hot attribute
6318 turns on -O3 for some ports.
6319 (cold attribute): Document that the cold attribute turns on -Os
6322 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6323 reflect function specific option support.
6325 * target.h (struct target_option_hooks): Add fields to say whether
6326 the cold attribute implies -Os and the hot attribute implies -O3.
6328 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6329 By default, do not turn on -Os for cold functions.
6330 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6331 not turn on -O3 for hot functions.
6333 * c-common.c (handle_hot_attribute): Use target hook to determine
6334 if hot functions should enable -O3.
6335 (handle_cold_attribute): Use target hook to determine if cold
6336 functions should enable -Os.
6338 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6339 (override_options): Move disable scheduling to
6340 optimization_options.
6341 (optimization_options): Disable scheduling here, not
6343 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6344 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6346 * config/ia64/ia64.c (ia64_override_options): Move setting
6347 scheduling flags to ia64_optimization_options.
6348 (ia64_optimization_options): Disable scheduling options here, and
6349 not in ia64_override_options.
6350 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6351 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6353 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6356 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6358 2008-07-25 Martin Jambor <mjambor@suse.cz>
6360 PR tree-optimization/36926
6361 * ipa-prop.c (ipa_analyze_call_uses): Call
6362 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6364 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6366 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6367 movv2si_internal): Add mem = reg alternative.
6369 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6372 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6373 DEFAULT_PCC_STRUCT_RETURN to 127.
6375 2008-07-24 Jan Hubicka <jh@suse.cz>
6377 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6378 (build_cgraph_edges): Likewise.
6379 * cgraph.c (cgraph_node): Do not update assembler hash.
6380 (cgraph_remove_node): Drop non-unit-at-a-time code.
6381 * tree-pass.h (pass_O0_always_inline): Remove.
6382 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6383 * toplev.c (process_options): Flag unit-at-a-time does not imply
6385 * cgraphunit.c: Update comments.
6386 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6387 (cgraph_assemble_pending_functions): Remove.
6388 (cgraph_reset_node): Drop non-unit-at-a-time code.
6389 (cgraph_finalize_function): Likewise.
6390 (cgraph_analyze_function): Likewise.
6391 (cgraph_finalize_compilation_unit): Likewise.
6392 (cgraph_expand_function): Likewise.
6393 (cgraph_optimize): Likesise.
6394 (save_inline_function_body): Likewise.
6395 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6396 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6397 * ipa-inline.c: Update comments.
6398 (enum inlining_mode): remove INLINE_SPEED.
6399 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6400 (cgraph_mark_inline_edge): Likewise.
6401 (try_inline): Likewise.
6402 (cgraph_decide_inlining_incrementally): Likewise.
6403 (cgraph_gate_inlining): Remove.
6404 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6405 (cgraph_gate_early_inlining): Likewise.
6406 (gate_inline_passes): Remove.
6407 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6408 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6409 pass_O0_always_inline): Remove.
6410 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6411 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6412 * opts.c (no_unit_at_a_time_default): Remove.
6413 (decode_options): Remove flag_unit_at_a_time reset and warning.
6414 * opts.h (no_unit_at_a_time_default): Remove.
6415 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6416 early in GNU dialect.
6417 (merge_decls): Update comment; drop unit-at-a-time check.
6418 (finish_decl): Likewise.
6419 (grok_declaration): Remove flag_inline_trees code.
6420 (finish_functions): Return on function returning non-void on all
6422 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6423 * cfgexpand.c (expand_one_static_var): Remove.
6424 (expand_one_var): Remove expand_one_static_var call.
6425 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6426 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6427 and flag_unit_at_a-time compatibility checks.
6428 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6429 * tree-inline.c (flag_inline_trees): Remove.
6430 (inlinable_function_p): Don't check it.
6431 (expand_call_inline): Remove non-unit-at-a-time code.
6432 * tree-inline.h (flag_inline_trees): Remove.
6433 * tree-optimize.c (execute_early_local_optimizations): Remove
6434 unit-at-a-time checks.
6435 (tree_rest_of_compilation): Likewise.
6436 * combine.c (setup_incoming_promotions): Likewise.
6437 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6438 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6439 * passes.c (pass_inline_parameters): Update comments; remove
6440 O0_alwaysinline pass.
6441 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6442 (execute_one_pass): Likewise.
6443 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6444 (ix86_function_sseregparm): Likewise.
6445 * arm.c (arm_function_in_section_p): Likewise.
6446 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6447 * varpool.c: Update comments.
6448 (decide_is_variable_needed): Remove unit-at-a-time checks.
6449 (varpool_finalize_decl): Likewise.
6451 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6453 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6455 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6457 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6459 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6460 imp symbol extension.
6462 2008-07-23 Ian Lance Taylor <iant@google.com>
6464 * tree-vrp.c (infer_value_range): Ignore asm statements when
6465 looking for memory accesses for -fdelete-null-pointer-checks.
6467 2008-07-24 Ben Elliston <bje@au.ibm.com>
6469 * config/spu/spu-c.c (__vector_keyword): New variable.
6470 (vector_keyword): Likewise.
6471 (spu_categorize_keyword): New function.
6472 (spu_macro_to_expand): Likewise.
6473 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6474 compiling an ISO C dialect.
6476 2008-07-24 Ben Elliston <bje@au.ibm.com>
6478 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6481 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6483 * configure: Regenerate.
6484 * configure.ac: Require texinfo 4.7.
6485 * doc/install.texi: Document texinfo 4.7 requirement.
6487 2008-07-23 Martin Jambor <mjambor@suse.cz>
6489 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6490 rather than for DECL_SAVED_TREE.
6491 * ipa-prop.c: Include diagnostic.h.
6492 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6494 (ipa_detect_param_modifications): Function rewritten from scratch.
6495 (ipa_compute_jump_functions): Changed accesses to modification flags.
6496 (ipa_free_node_params_substructures): Update flags destruction.
6497 (ipa_node_duplication_hook): Update flags duplication.
6498 (ipa_print_all_params_modified): Updated flag access.
6499 * ipa-prop.h (struct ipa_param_flags): New structure.
6500 (struct ipa_node_params): New field modification_analysis_done,
6501 modified_flags changed into param_flags.
6502 (ipa_is_ith_param_modified): Changed to use new flags.
6503 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6505 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6506 ipa-cp.c and split into two functions.
6507 (ipa_print_node_jump_functions): New function.
6508 (compute_scalar_jump_functions): New function.
6509 (type_like_member_ptr_p): New function.
6510 (compute_pass_through_member_ptrs): New function.
6511 (fill_member_ptr_cst_jump_function): New function.
6512 (determine_cst_member_ptr): New function.
6513 (compute_cst_member_ptr_arguments): New function.
6514 (ipa_compute_jump_functions): Complete rewrite.
6515 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6516 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6517 (struct ipa_member_ptr_cst): New structure.
6518 (union jump_func_value): New field member_cst.
6519 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6520 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6521 jump function types.
6522 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6523 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6524 instead of ipcp_print_all_jump_functions.
6525 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6526 only for replacable scalars.
6528 * doc/invoke.texi (Optimize options): Add description of
6529 -findirect-inlining.
6530 * common.opt (flag_indirect_inlining): New flag.
6531 * opts.c (decode_options): Set flag_indirect_inlining when
6534 * ipa-inline.c: Include ipa-prop.h.
6535 (inline_indirect_intraprocedural_analysis): New function.
6536 (inline_generate_summary): Allocate parameter and argument info
6537 structures, call inline_indirect_intraprocedural_analysis on each
6538 node when doing indirect inlining and deallocate indirect inlining
6539 data structures in the end.
6540 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6541 (free_all_ipa_structures_after_iinln): New function.
6542 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6544 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6546 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6547 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6548 of computing the frequency separately.
6549 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6550 of computing the frequency separately.
6551 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6552 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6553 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6554 (ipa_get_stmt_member_ptr_load_param): New function.
6555 (ipa_is_ssa_with_stmt_def): New function.
6556 (ipa_note_param_call): New function.
6557 (ipa_analyze_call_uses): New function.
6558 (ipa_analyze_stmt_uses): New function.
6559 (ipa_analyze_params_uses): New function.
6560 (ipa_free_node_params_substructures): Also free the param_calls linked
6562 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6563 (ipa_print_node_param_flags): New function.
6564 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6565 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6566 * ipa-prop.h (struct ipa_param_flags): New field called.
6567 (struct ipa_param_call_note): New structure.
6568 (struct ipa_node_params): New fields param_calls and
6570 (ipa_is_ith_param_called): New function.
6571 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6572 ipa_analyze_params_uses and dump parameter flags.
6574 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6575 ipa_propagate_indirect_call_infos if performing indirect inlining,
6576 pass a new parameter new_edges to it.
6577 (add_new_edges_to_heap): New fucntion.
6578 (cgraph_decide_inlining_of_small_functions): New vector
6579 new_indirect_edges for newly found indirect edges , call
6580 ipa_propagate_indirect_call_infos after inlining.
6581 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6582 inlining if performing indirect inlining. Call
6583 free_all_ipa_structures_after_iinln when doing so too.
6584 (inline_generate_summary): Do not call
6585 free_all_ipa_structures_after_iinln here.
6586 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6587 (print_edge_addition_message): New function.
6588 (update_call_notes_after_inlining): New function.
6589 (propagate_info_to_inlined_callees): New function.
6590 (ipa_propagate_indirect_call_infos): New function.
6591 * ipa-prop.h: Include cgraph.h
6592 (struct ipa_param_call_note): Fields reordered, new field processed.
6593 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6595 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6596 rediscovered call statements.
6597 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6598 (dump_cgraph_node): Dump also the indirect_call flag.
6599 (cgraph_clone_edge): Copy also the indirect_call flag.
6600 * tree-inline.c (copy_bb): Do not check for fndecls from call
6601 expressions, check for edge availability when moving clones.
6602 (get_indirect_callee_fndecl): New function.
6603 (expand_call_inline): If callee declaration is not apprent from
6604 the statement, try calling get_indirect_callee_fndecl. Do not
6605 issue warnings or call sorry when not inlinings an indirect edge.
6606 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6608 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6609 bit more frandly to matching.
6610 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6611 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6612 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6614 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6617 * opth-gen.awk: Suppress function specific features when building
6619 * optc-gen.awk: Ditto.
6621 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6624 * diagnostic.c (pedwarn): Add opt parameter.
6626 * c-tree.h (pedwarn_init): Add opt parameter.
6627 (pedwarn_c90): Likewise.
6628 (pedwarn_c99): Likewise.
6629 * c-errors.c (pedwarn_c99): Likewise.
6630 (pedwarn_c90): Likewise.
6631 * toplev.h (pedwarn): Update declaration.
6632 (pedwarn0): Declare.
6633 * c-lex.c: All calls to pedwarn changed.
6634 * builtins.c: All calls to pedwarn changed.
6635 * toplev.c: All calls to pedwarn changed.
6636 * c-decl.c: All calls to pedwarn changed.
6637 * c-typeck.c: All calls to pedwarn changed.
6638 * c-common.c: All calls to pedwarn changed.
6639 * c-parser.c: All calls to pedwarn changed.
6641 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6642 Karthik Kumar <karthikkumar@gmail.com>
6644 * attribs.c (file scope): Include c-common.h.
6645 (decl_attributes): Add support for #pragma GCC optimize and
6648 * targhooks.c (default_can_inline_p): New function that is the
6649 default for the TARGET_CAN_INLINE_P target hook.
6651 * targhooks.h (default_can_inline_p): Add declaration.
6653 * tree.c (cl_optimization_node): New static tree for building
6654 OPTIMIZATION_NODE tree.
6655 (cl_target_option_node): New static tree for building
6656 TARGET_OPTION_NODE tree.
6657 (cl_option_hash_table): New hash table for hashing
6658 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6659 (cl_option_hash_hash): New function to provide the hash value for
6660 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6661 (cl_option_hash_eq): New function to provide an equality test for
6662 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6663 (tree_code_size): Add support for OPTIMIZATION_NODE and
6664 TARGET_OPTION_NODE trees.
6665 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6666 TARGET_OPTION_NODE trees.
6667 (build_optimization_node): Build a tree that has all of the
6668 current optimization options.
6669 (build_target_option_node): Build a tree that has the target
6670 options that might be changed on a per function basis.
6672 * tree.h (file scope): Include options.h.
6673 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6674 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6675 (TREE_OPTIMIZATION): Ditto.
6676 (TREE_TARGET_SPECIFIC): Ditto.
6677 (struct tree_function_decl): Add fields for remembering the
6678 current optimization options and target specific options.
6679 (struct tree_optimization_option): New tree variant that remembers
6680 the optimization options.
6681 (struct tree_target_option): New tree variant that remembers the
6682 target specific flags that might change for compiling a particular
6684 (union tree_node): Include tree_optimization_option and
6685 tree_target_option fields.
6686 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6687 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6688 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6689 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6690 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6691 optimization and target options.
6692 (optimization_default_node): New macro to refer to global_trees
6694 (optimization_current_node): Ditto.
6695 (optimization_cold_node): Ditto.
6696 (optimization_hot_node): Ditto.
6697 (target_option_default_node): Ditto.
6698 (target_option_current_node): Ditto.
6699 (current_option_pragma): Ditto.
6700 (current_optimize_pragma): Ditto.
6702 * target.h (struct gcc_target): Add valid_option_attribute_p,
6703 target_option_save, target_option_restore, target_option_print,
6704 target_option_pragma_parse, and can_inline_p hooks.
6706 * toplev.h (parse_optimize_options): Add declaration.
6707 (fast_math_flags_struct_set_p): Ditto.
6709 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6710 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6713 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6714 tree_can_inline_p hook to see if one function can inline another.
6715 (cgraph_decide_inlining): Ditto.
6716 (cgraph_decide_inlining_incrementally): Ditto.
6718 * opts.c (decode_options): Add support for running multiple times
6719 to allow functions with different target or optimization options
6720 than was specified on the command line.
6721 (fast_math_flags_struct_set_p): New function that is similar to
6722 fast_math_flags_set_p, except it uses the values in the
6723 cl_optimization structure instead of global variables.
6725 * optc-gen.awk: Add support for TargetSave to allow a back end to
6726 declare new fields that need to be saved when using function
6727 specific options. Include flags.h and target.h in the options.c
6728 source. Add support for Save to indicate which options can be set
6729 for individual functions. Generate cl_optimize_save,
6730 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6731 cl_target_option_restore, cl_target_option_print functions to
6732 allow functions to use different optimization or target options.
6734 * opt-functions.awk (var_type_struct): Return the type used for
6735 storing the field in a structure.
6737 * opth-gen.awk: Add support for TargetSave to allow a back end to
6738 declare new fields that need to be saved when using function
6739 specific options. Add support for Save to indicate which options
6740 can be set for individual functions. Only generate one extern for
6741 Mask fields. Generate cl_optimization and cl_target_option
6742 structures to remember optimization and target options.
6744 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6745 collecting new tree nodes.
6746 (TS_TARGET_OPTION): Ditto.
6748 * c-decl.c (merge_decls): Merge function specific target and
6749 optimization options.
6751 * function.c (invoke_set_current_function_hook): If the function
6752 uses different optimization options, change the global variables
6755 * coretypes.h (struct cl_optimization): Add forward reference.
6756 (struct cl_target_option): Ditto.
6758 * c-pragma.c (option_stack): New static vector to remember the
6759 current #pragma GCC option stack.
6760 (handle_pragma_option): New function to support #pragma GCC option
6761 to change target options.
6762 (optimize_stack): New static vector to remember the current
6763 #pragma GCC optimize stack.
6764 (handle_pragma_optimize): New function to support #pragma GCC
6765 optimize to change optimization options.
6766 (init_pragma): Add support for #pragma GCC optimize and #pragma
6769 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6770 optimization options.
6771 (TARGET_OPTION_NODE): New tree code for remembering certain target
6774 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6775 TARGET_OPTION_NODE trees.
6777 * common.opt (-O): Add Optimization flag.
6779 (-fmath-errno): Ditto.
6780 (-falign-functions): Add UInteger flag to make sure flag gets full
6781 int in cl_optimization structure.
6782 (-falign-jumps): Ditto.
6783 (-falign-labels): Ditto.
6784 (-falign-loops): Ditto.
6785 (-fsched-stalled-insns): Ditto.
6786 (-fsched-stalled-insns-dep): Ditto.
6788 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6790 (TARGET_OPTION_SAVE): Ditto.
6791 (TARGET_OPTION_RESTORE): Ditto.
6792 (TARGET_OPTION_PRINT): Ditto.
6793 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6794 (TARGET_CAN_INLINE_P): Ditto.
6795 (TARGET_INITIALIZER): Add new hooks.
6797 * tree-inline.c (tree_can_inline_p): New function to determine
6798 whether one function can inline another. Check if the functions
6799 use compatible optimization options, and also call the backend
6802 * tree-inline.h (tree_can_inline_p): Add declaration.
6804 * c-common.c (c_common_attribute): Add support for option and
6805 optimize attributes.
6806 (handle_option_attribute): Add support for the option attribute to
6807 allow the user to specify different target options for compiling a
6809 (handle_optimize_attribute): Add support for the optimize
6810 attribute to allow the user to specify different optimization
6811 options for compiling a specific function.
6812 (handle_hot_attribute): Turn on -O3 optimization for this one
6813 function if it isn't the default optimization level.
6814 (handle_cold_attribute): Turn on -Os optimization for this one
6815 function if it insn't the default optimization.
6816 (const_char_p): New const char * typedef.
6817 (optimize_args): New static vector to remember the optimization
6819 (parse_optimize_options): New function to set up the optimization
6820 arguments from either the optimize attribute or #pragma GCC optimize.
6822 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6823 (builtin_define_std): Ditto.
6825 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6826 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6827 (x86_64-*-*): Ditto.
6829 * Makefile.in (TREE_H): Add options.h.
6830 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6832 * doc/extend.texi (option attribute): Document new attribute.
6833 (optimize attribute): Ditto.
6834 (hot attribute): Document hot attribute sets -O3.
6835 (cold attribute): Document cold attribute sets -Os.
6836 (#pragma GCC option): Document new pragma.
6837 (#pragma GCC optimize): Ditto.
6839 * doc/options.texi (TargetSave): Document TargetSave syntax.
6840 (UInteger): Document UInteger must be used for certain flags.
6841 (Save): Document Save option to create target specific options
6842 that can be saved/restored on a function specific context.
6844 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6845 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6847 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6848 (TARGET_OPTION_SAVE): Ditto.
6849 (TARGET_OPTION_RESTORE): Ditto.
6850 (TARGET_OPTION_PRINT): Ditto.
6851 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6852 (TARGET_CAN_INLINE_P): Ditto.
6854 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6856 (-mfpmath=both): Ditto.
6858 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6859 Karthik Kumar <karthikkumar@gmail.com>
6861 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6862 (TARGET_POPCNT): Ditto.
6863 (TARGET_SAHF): Ditto.
6864 (TARGET_AES): Ditto.
6865 (TARGET_PCLMUL): Ditto.
6866 (TARGET_CMPXCHG16B): Ditto.
6867 (TARGET_RECIP): Move switch into target_flags.
6868 (TARGET_FUSED_MADD): Ditto.
6869 (ix86_arch_features): Make an unsigned char type.
6870 (ix86_tune_features): Ditto.
6871 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6872 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6873 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6875 * config/i386/i386.opt (arch): New TargetSave field to define
6876 fields that need to be saved for function specific option support.
6879 (branch_cost): Ditto.
6880 (ix86_isa_flags_explicit): Ditto.
6881 (tune_defaulted): Ditto.
6882 (arch_specified): Ditto.
6883 (-m128-long-double): Add Save flag to save option for target
6884 specific option support.
6886 (-maccumulate-outgoing-args): Ditto.
6887 (-malign-double): Ditto.
6888 (-malign-stringops): Ditto.
6889 (-mfancy-math-387): Ditto.
6890 (-mhard-float): Ditto.
6892 (-minline-all-stringops): Ditto.
6893 (-minline-stringops-dynamically): Ditto.
6894 (-mms-bitfields): Ditto.
6895 (-mno-align-stringops): Ditto.
6896 (-mno-fancy-math-387): Ditto.
6897 (-mno-push-args): Ditto.
6898 (-mno-red-zone): Ditto.
6899 (-mpush-args): Ditto.
6900 (-mred-zone): Ditto.
6902 (-msseregparm): Ditto.
6903 (-mstack-arg-probe): Ditto.
6918 (-mrecip): Move flag into target_flags.
6920 (-mno-fused-madd): Ditto.
6921 (-mfused-madd): Ditto.
6922 (-mabm): Move flag into ix86_isa_flags.
6929 * config/i386/i386-c.c: New file for #pragma support.
6930 (ix86_target_macros_internal): New function to #define or #undef
6931 target macros based when the user uses the #pragma GCC option to
6932 change target options.
6933 (ix86_pragma_option_parse): New function to add #pragma GCC option
6935 (ix86_target_macros): Move defining the target macros here from
6936 TARGET_CPU_CPP_BUILTINS in i386.h.
6937 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6938 defined, initialize any subtarget #pragmas.
6940 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6941 REGISTER_TARGET_PRAGMAS.
6943 * config/i386/t-i386: New file for x86 dependencies.
6944 (i386.o): Make dependencies mirror the include files used.
6945 (i386-c.o): New file, add dependencies.
6947 * config/i386/i386-protos.h (override_options): Add bool argument.
6948 (ix86_valid_option_attribute_tree): Add declaration.
6949 (ix86_target_macros): Ditto.
6950 (ix86_register_macros): Ditto.
6952 * config/i386/i386.c (ix86_tune_features): Move initialization of
6953 the target masks to initial_ix86_tune_features to allow functions
6954 to have different target options. Make type unsigned char,
6955 instead of unsigned int.
6956 (initial_ix86_tune_features): New static vector to hold processor
6957 masks for the tune variables.
6958 (ix86_arch_features): Move initialization of the target masks to
6959 initial_ix86_arch_features to allow functions to have different
6960 target options. Make type unsigned char, instead of unsigned int.
6961 (initial_ix86_arch_features): New static vector to hold processor
6962 masks for the arch variables.
6963 (enum ix86_function_specific_strings): New enum to describe the
6964 string options used for attribute((option(...))).
6965 (ix86_target_string): New function to return a string that
6966 describes the target options.
6967 (ix86_debug_options): New function to print the current options in
6969 (ix86_function_specific_save): New function hook to save the
6970 function specific global variables in the cl_target_option structure.
6971 (ix86_function_specific_restore): New function hook to restore the
6972 function specific variables from the cl_target_option structure to
6973 the global variables.
6974 (ix86_function_specific_print): New function hook to print the
6975 target specific options in the cl_target_option structure.
6976 (ix86_valid_option_attribute_p): New function hook to validate
6977 attribute((option(...))) arguments.
6978 (ix86_valid_option_attribute_tree): New function that is common
6979 code between attribute((option(...))) and #pragma GCC option
6980 support that parses the options and returns a tree holding the options.
6981 (ix86_valid_option_attribute_inner_p): New helper function for
6982 ix86_valid_option_attribute_tree.
6983 (ix86_can_inline_p): New function hook to decide if one function
6984 can inline another on a target specific basis.
6985 (ix86_set_current_function); New function hook to switch target
6986 options if the user used attribute((option(...))) or #pragma GCC
6988 (ix86_tune_defaulted): Move to static file scope from
6990 (ix86_arch_specified): Ditto.
6991 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6993 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6994 (OPTION_MASK_ISA_ABM_SET): Ditto.
6995 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6996 (OPTION_MASK_ISA_CX16_SET): Ditto.
6997 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6998 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6999 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7000 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7001 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7002 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7003 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7004 (struct ptt): Move to static file scope from override_options.
7005 (processor_target_table): Ditto.
7007 (ix86_handle_option): Add support for options that are now isa options.
7008 (override_options): Add support for declaring functions that
7009 support different target options than were specified on the
7010 command line. Move struct ptt, processor_target_table, cpu_names,
7011 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7012 Add bool argument. Fix up error messages so the appropriate error
7013 is given for either command line or attribute.
7014 (ix86_previous_fndecl): New static to remember previous function
7015 declaration to see if we need to change target options.
7016 (ix86_builtins_isa): New array to record the ISA of each builtin
7018 (def_builtin): Always create the builtin function, even if the
7019 current ISA doesn't support it.
7020 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7021 tests for those builtins.
7022 (ix86_init_builtins): Remove TARGET_MMX test for calling
7023 ix86_init_mmx_sse_builtins.
7024 (ix86_expand_builtin): If the current ISA doesn't support a given
7025 builtin, signal an error.
7026 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7027 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7028 (TARGET_OPTION_SAVE): Ditto.
7029 (TARGET_OPTION_RESTORE): Ditto.
7030 (TARGET_OPTION_PRINT): Ditto.
7031 (TARGET_CAN_INLINE_P): Ditto.
7033 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7035 * c-typeck.c (build_external_ref): Don't call assemble_external.
7036 * final.c (output_operand): Call assemble_external.
7038 2008-07-21 DJ Delorie <dj@redhat.com>
7040 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7041 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7043 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7045 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7046 original insn and splitter contents into ...
7047 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7048 flag_unsafe_math_optimizations. Add dummy scratch register.
7049 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7050 !flag_unsafe_math_optimizations. Returns number with next
7051 highest magnitude if this is still less or equal to the true
7052 quotient in magnitude.
7054 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7056 * Makefile.in: Replace toplev.h with TOPLEV_H.
7057 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7058 * c-lex.c (fe_file_change): Don't set in_system_header.
7059 * c-parser.c (c_token): Remove in_system_header.
7060 (c_lex_one_token): Don't set in_system_header.
7061 (c_parser_set_source_position_from_token): Don't set in_system_header.
7062 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7065 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7066 * flags.h (in_system_header): Remove.
7067 * function.c (saved_in_system_header): Remove.
7068 (push_cfun): Don't set in_system_header.
7069 (pop_cfun): Don't set in_system_header.
7070 (push_struct_function): Don't set in_system_header.
7071 * input.h (expanded_location): Add sysp.
7072 (in_system_header_at): New.
7073 (in_system_header): New.
7074 * toplev.c (in_system_header): Remove.
7075 * toplev.h: Include input.h
7077 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7078 * tree-ssa.c (warn_uninit): Call warning_at.
7079 (warn_uninitialized_var): Update calls to warn_uninit.
7080 (warn_uninitialized_phi): Update calls to warn_uninit.
7081 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7082 (expand_location): Initialize xloc.sysp.
7083 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7084 (tree_decl_with_vis): Remove in_system_header_flag.
7086 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7089 * recog.c (asm_operand_ok): Change the order of the extra
7090 memory constraint checks.
7092 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7095 * tree-switch-conversion.c (build_one_array): Call
7096 varpool_mark_needed_node and varpool_finalize_decl
7097 instead of assemble_variable.
7099 2008-07-19 Jan Hubicka <jh@suse.cz>
7101 * cgraph.c (cgraph_add_new_function): Do early local passes.
7102 * tree-nrv.c (gate_pass_return_slot): New gate.
7103 (pass_nrv): Add the gate.
7104 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7106 (coalesce_ssa_name): Coalesce SSA names.
7107 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7108 not optimizing so unused user vars remains visible.
7109 * common.opt (flag_tree_ter): Always enable by default.
7110 * tree-ssa-ter.c: Include flags.h
7111 (is_replaceable_p): Check that locations match; when aliasing is missing
7112 be conservative about loads.
7113 * tree-optimize.c (gate_init_datastructures): Remove.
7114 (pass_init_datastructures): New.
7115 * passes.c: Reorder passes so we always go into SSA.
7117 2008-07-19 Jan Hubicka <jh@suse.cz>
7119 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7120 * doc/invoke.texi (--combine): Likewise.
7121 (-finline-functions-called-once): Update levels when enabled.
7122 (-funit-at-a-time): Document new behaviour.
7123 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7124 -fno-section-anchors when disabled explicitly.
7125 (inline params): They are not ignored now.
7126 (precompiled headers): Remove unit-at-a-time as being incompatible.
7127 * opts.c (decode_options): Handle unit-at-a-time as alias;
7128 imply -fno-section-anchors when toplevel reorder is disabled
7130 * common.opt (ftoplevel-reorder): Set default value to 2.
7131 (funit-at-a-time): Set default value to 1.
7132 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7135 2008-07-19 Jan Hubicka <jh@suse.cz>
7137 * builtins.c (expand_builtin_int_roundingfn,
7138 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7141 2008-07-19 Richard Guenther <rguenther@suse.de>
7144 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7145 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7146 * tree-ssa-pre.c (get_expr_value_id): For newly created
7147 constant value-ids make sure to add the expression to its
7150 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7153 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7154 return value of the builtin is ignored.
7156 2008-07-19 Olivier Hainque <hainque@adacore.com>
7158 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7159 bits, a C conformant malloc implementation has to provide.
7160 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7162 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7166 * reload.c (find_reloads_subreg_address): Only reload address if
7167 reloaded == 0, not for reloaded != 1.
7170 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7171 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7172 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7173 m32c_legitimize_reload_address.
7175 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7176 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7177 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7179 2008-07-19 Olivier Hainque <hainque@adacore.com>
7181 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7182 argument, saying whether nested array are to be collapsed
7183 into a single array type DIE with multiple subscripts.
7184 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7185 issues, centralize the nested array types collapsing control and
7186 disable the transformation for Ada.
7188 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7193 (x86_64_shift_adj_2): New expander.
7194 (x86_64_shift_adj_3): Ditto.
7195 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7196 to split TImode operands.
7197 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7198 (ix86_split_lshr): Ditto.
7200 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7202 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7203 and __CHAR32_TYPE__.
7204 * c-typeck.c (digest_init): Support char16_t and char32_t.
7205 (set_nonincremental_init_from_string): Idem.
7207 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7210 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7211 PREFERRED_STACK_BOUNDARY.
7212 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7214 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7217 * function.c (locate_and_pad_parm): Cap boundary earlier.
7219 2008-07-17 Julian Brown <julian@codesourcery.com>
7221 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7222 no-op for targets which don't use DLLs.
7224 2008-07-17 Martin Jambor <mjambor@suse.cz>
7226 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7227 that nodes are relevant by examining the node->analyzed flag.
7228 (ipcp_init_stage): Check which nodes are relevant, assert that the
7229 relevant ones are also required.
7230 (ipcp_propagate_stage): Check on the side arrays are properly
7232 (ipcp_print_all_jump_functions): Make sure not to touch any node
7233 that is not analyzed or an edge that does not have a corresponding
7234 entry in the on-the-side vectors.
7235 (ipcp_function_scale_print): Likewise.
7236 (ipcp_update_callgraph): Check that the node is relevant.
7237 (ipcp_insert_stage): Check that the node is relevant. Check there is
7238 an info for every node and edge.
7239 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7240 (ipa_print_all_tree_maps): Likewise and a new variable info.
7241 (ipa_print_all_params_modified): Likewise.
7242 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7244 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7247 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7249 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7251 PR rtl-optimization/36753
7252 * fwprop.c (use_killed_between): Don't shortcut
7253 single-definition global registers.
7255 2008-07-16 Jan Hubicka <jh@suse.cz>
7257 * cgraph.h (varpool_empty_needed_queue): Declare.
7258 * cgraphunit.c (output_in_order): Mark all variables as needed;
7260 * varpool.c (varpool_assemble_node): Update debug queue.
7261 (varpool_assemble_pending_decls): Don't do it here.
7262 (varpool_empty_needed_queue): New function.
7264 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7266 * recog.c (peephole2_optimize): Fix formatting.
7268 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7270 * c-pch.c (get_ident): Avoid C++ keywords.
7271 * combine-stack-adj.c (single_set_for_csa): Likewise.
7272 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7273 output_asm_insn): Likewise.
7274 * reload.c (push_secondary_reload, find_reusable_reload,
7275 push_reload, combine_reloads, find_reloads,
7276 debug_reload_to_stream): Likewise.
7277 * reload.h (struct reload): Likewise.
7278 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7279 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7280 emit_output_reload_insns): Likewise.
7281 * targhooks.c (default_secondary_reload): Likewise.
7282 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7284 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7286 * recog.c (validate_change_1, validate_change,
7287 validate_unshare_change, validate_replace_rtx_1, struct
7288 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7290 * reload.c (push_secondary_reload, secondary_reload_class,
7291 scratch_reload_class, find_valid_class, find_reusable_reload,
7292 push_reload, find_dummy_reload, find_reloads_address_1,
7293 find_reloads_address_part, find_equiv_reg): Likewise.
7294 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7295 choose_reload_regs): Likewise.
7296 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7298 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7299 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7300 * sched-rgn.c (concat_INSN_LIST): Likewise.
7301 * stor-layout.c (mode_for_size, mode_for_size_tree,
7302 smallest_mode_for_size): Likewise.
7304 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7306 * cfg.c (dump_reg_info): Avoid C++ keywords.
7307 * dwarf2asm.c (dw2_force_const_mem,
7308 dw2_asm_output_encoded_addr_rtx): Likewise.
7309 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7310 * expmed.c (expand_shift): Likewise.
7311 * global.c (find_reg): Likewise.
7312 * graph.c (draw_edge): Likewise.
7313 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7314 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7315 widen_clz, widen_bswap, expand_parity, expand_unop,
7316 emit_cmp_and_jump_insn_1): Likewise.
7317 * postreload.c (reload_cse_simplify_operands): Likewise.
7318 * ra.h (add_neighbor): Likewise.
7319 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7320 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7321 record_reg_classes, copy_cost, record_address_regs,
7322 invalid_mode_change_p): Likewise.
7323 * regrename.c (regrename_optimize, scan_rtx_reg,
7324 dump_def_use_chain, find_oldest_value_reg,
7325 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7327 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7329 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7330 MASK_POWERPC64 for power4 in previous commit.
7332 2008-07-16 Olivier Hainque <hainque@adacore.com>
7334 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7335 instead of bare conversion to cast const-ness away.
7337 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7339 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7340 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7341 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7342 (TARGET_FUNCTION_VALUE): Define.
7344 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7346 * config/rs6000/rs6000.c (processor_target_table): Add
7347 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7349 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7352 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7353 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7354 m32c_legitimize_reload_address.
7356 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7358 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7359 DECL_IN_SYSTEM_HEADER in sync.
7361 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7363 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7364 * tree-ssa-pre.c (pre_expr_eq): Ditto
7365 (get_constant_for_value_id): Take a type as an argument.
7366 (fully_constant_expression): Pass in type.
7367 (find_or_generate_expression): Short circuit constant case.
7368 (create_expression_by_pieces): Remove special casing of
7370 (do_regular_insertion): Short circuit constant case.
7371 (do_partial_partial_insertion): Ditto.
7373 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7376 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7378 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7380 * config/xtensa/libgcc-xtensa.ver: New file.
7381 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7383 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7385 * df-problems.c (df_set_note): Avoid C++ keywords.
7386 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7387 * dse.c (record_store, remove_useless_values): Likewise.
7388 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7389 gen_reg_rtx_offset, operand_subword, change_address_1,
7390 change_address, adjust_address_1, offset_address,
7391 widen_memory_access, emit_copy_of_insn_after): Likewise.
7392 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7393 * fwprop.c (should_replace_address, propagate_rtx_1,
7394 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7396 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7397 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7398 * lcm.c (compute_insert_delete, pre_edge_lcm,
7399 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7400 * lower-subreg.c (resolve_reg_notes): Likewise.
7401 * mode-switching.c (optimize_mode_switching): Likewise.
7403 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7405 * bt-load.c (add_btr_def, migrate_btr_def,
7406 branch_target_load_optimize): Avoid C++ keywords.
7407 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7409 * combine.c (subst, simplify_set, make_extraction,
7410 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7411 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7412 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7414 2008-07-15 Richard Guenther <rguenther@suse.de>
7417 * c-common.c (strict_aliasing_warning): Do not warn for
7418 TYPE_REF_CAN_ALIAS_ALL pointers.
7419 (c_common_get_alias_set): may_alias types are not special.
7420 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7421 attribute and set can_ref_all accordingly.
7422 (build_reference_type_for_mode): Likewise.
7423 * doc/extend.texi (may_alias): Clarify.
7425 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7428 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7429 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7431 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7434 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7435 gcc_assert, instead call output_operand_lossage.
7437 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7439 * builtins.c (std_canonical_va_list): Treat structure based
7442 2008-07-15 Ben Elliston <bje@au.ibm.com>
7444 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7446 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7448 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7451 2008-07-14 Jan Hubicka <jh@suse.cz>
7453 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7454 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7455 fix predicates and constraints.
7456 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7457 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7459 2008-07-14 Doug Kwan <dougkwan@google.com>
7461 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7462 additional option file arm/eabi.opt.
7463 * config/arm/eabi.h (File): New configuration file for EABI targets.
7464 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7465 SUBSUBTARGET_EXTRA_SPECS.
7466 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7467 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7468 from STARTFILE_SPEC so that it can be referenced in an override.
7469 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7470 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7471 can be referenced in an override.
7472 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7473 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7474 so that it can be referenced in an override.
7475 (LINK_SPEC): Use BPABI_LINK_SPEC.
7476 * config/arm/eabi.opt (File): New.
7478 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7480 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7481 (FIXED_VALUE_H): New variable.
7482 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7483 input.h, fixed-value.h.
7484 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7485 (BASIC_BLOCK_H): Use $(BITMAP_H).
7486 (FUNCTION_H): Add varray.h.
7487 (IPA_REFERENCE_H): Use $(BITMAP_H).
7488 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7489 (DF_H): Use $(BITMAP_H).
7490 (GGC_H): Add statistics.h.
7492 (INSN_ATTR_H): Use it.
7493 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7495 (SYMTAB_H): Add $(OBSTACK_H).
7496 (CPP_INTERNAL_H): New.
7497 (TREE_DUMP_H): Add tree-pass.h.
7498 (TREE_FLOW_H): Use $(BITMAP_H)
7499 (PRETTY_PRINT_H): Use $(INPUT_H).
7500 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7503 (many object files): Fix lots of header dependencies throughout.
7505 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7507 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7509 (s-gtyp-input): Use them to write tmp-gi.list.
7510 (echo_to_gi.list): Remove.
7512 2008-07-14 Richard Guenther <rguenther@suse.de>
7514 * tree-ssa-sccvn.c (pre_info): Remove.
7515 (switch_to_PRE_table): Likewise.
7516 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7517 (set_hashtable_value_ids): Do not create value-ids for the
7519 (run_scc_vn): Remove double test. Remove bogus special-case
7520 in value-number printing.
7521 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7522 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7524 * tree-flow-inline.h (get_value_handle): Remove.
7525 * tree-flow.h (get_value_handle): Remove.
7527 2008-07-14 Martin Jambor <mjambor@suse.cz>
7529 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7530 in which we generate arithmetics is not a subrange.
7532 2008-07-14 Martin Jambor <mjambor@suse.cz>
7534 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7536 2008-07-14 Richard Guenther <rguenther@suse.de>
7538 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7540 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7543 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7544 reload for symbol refs moved to r0 with -fPIC.
7545 (legitimize_pic_address): Use the target register as temporary
7547 (emit_symbolic_move): Adjust comment.
7548 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7551 2008-07-14 Ben Elliston <bje@au.ibm.com>
7553 * c-common.h (C_CPP_HASHNODE): New macro.
7554 * coretypes.h (struct cpp_token): Forward declare.
7555 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7556 the context-sensitive keyword method.
7557 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7558 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7559 expand_bool_pixel): New.
7560 (altivec_categorize_keyword): New function.
7561 (init_vector_keywords): New function.
7562 (rs6000_macro_to_expand): Likewise.
7563 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7564 compiling an ISO C dialect.
7566 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7568 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7569 (create_expression_by_pieces): Fix typo.
7570 (do_regular_insertion): Use debug counter here too.
7572 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7575 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7576 CONST_OK_FOR_LETTER_P. All port-local users changed.
7577 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7578 implement Kp matching power-of-two.
7579 (CONSTRAINT_LEN): Define to match.
7580 * config/cris/cris.md: Replace all use of constraint K with Kc.
7581 ("*btst*): Use Kp for operand 0 of last alternative.
7583 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7586 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7589 2008-07-13 Jan Hubicka <jh@suse.cz>
7591 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7594 2008-07-13 Richard Guenther <rguenther@suse.de>
7597 * langhooks.c (lhd_print_error_function): Deal with recursive
7600 2008-07-12 Jan Hubicka <jh@suse.cz>
7602 * cgraph.c (assembler_name_hash): New static var.
7603 (hash_node_by_assembler_name, eq_assembler_name): New.
7604 (cgraph_node_for_asm): Use hashtable.
7605 (cgraph_remove_node): Maintain hashtable.
7606 (change_decl_assembler_name): Sanity check that names are not changing
7607 after aliasing was processed.
7608 * cgraph.h (varpoon_node): Add next GGC marker.
7609 * tree.c (decl_assembler_name_equal): Constify.
7610 (decl_assembler_name_hash): New.
7611 * tree.h (decl_assembler_name_equal): Constify.
7612 (decl_assembler_name_hash): Update.
7614 2008-07-12 David Daney <ddaney@avtrex.com>
7616 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7619 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7621 * doc/md.texi: Document the MIPS "v" constraint.
7622 * config/mips/mips.h (reg_class): Revert last change.
7623 (REG_CLASS_NAMES): Likewise.
7624 (REG_CLASS_CONTENTS): Likewise.
7625 * config/mips/mips.c (mips_regno_to_class): Likewise.
7626 * config/mips/constraints.md (v): Likewise, but add documentation.
7627 Add a comment to say that this constraint should not be used in
7630 2008-07-11 DJ Delorie <dj@redhat.com>
7632 * config/h8300/h8300.md (length): Fix branch offset limit.
7634 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7636 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7637 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7638 (avr_hard_regno_scratch_ok): New function.
7639 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7640 * config/avr/avr.md (all peepholes that request a scratch register):
7641 Remove avr_peep2_scratch_safe use.
7643 2008-07-11 Tom Tromey <tromey@redhat.com>
7644 Ian Lance Taylor <iant@google.com>
7646 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7647 (struct c_common_resword): Define.
7648 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7649 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7650 (c_common_reswords, num_c_common_reswords): Declare.
7651 * c-common.c (c_common_reswords): New global const array.
7652 (num_c_common_reswords): New const int.
7653 * c-parser.c (struct resword, reswords): Don't define.
7654 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7655 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7656 than reswords. If warning about C++ keywords, give them a special
7658 (c_lex_one_token): Warn about C++ keywords. Call
7659 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7660 (c_parser_external_declaration): Look for RID_xxx rather than
7661 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7662 (c_parser_statement_after_labels): Likewise.
7663 (c_parser_objc_class_instance_variables): Likewise.
7664 (c_parser_objc_class_declaration): Likewise.
7665 (c_parser_objc_try_catch_statement): Likewise.
7666 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7667 (declspecs_add_type): Likewise.
7669 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7671 * ggc-page.c (alloc_page):
7672 Substituting xmalloc, xcalloc with
7673 XNEWVEC and XCNEWVAR macros which add the
7676 2008-07-11 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/36765
7679 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7680 aliases from HEAP vars to SMTs.
7682 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7684 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7685 * configure.ac (loose_warn): Move -Wc++-compat from here...
7686 (strict_warn): ...to here.
7687 * configure: Regenerate.
7689 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7691 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7692 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7693 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7694 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7695 excluding more specific h8300-*-* and sh-*-* targets.
7697 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7699 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7701 (execute_pre): Call loop_optimizer_finalize in early exit.
7703 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7706 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7707 uids in the bitmap, not just VAR_DECL uids.
7709 PR rtl-optimization/36419
7710 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7711 (combine_stack_adjustments_for_block): Call it if needed. Delete
7713 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7714 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7715 prologue sp adjustment.
7717 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7720 * opts.c (print_ignored_options): Report postponed diagnostics for
7721 unknown -Wno-* options as warnings, not errors.
7722 (postpone_unknown_option_error): Renamed to...
7723 (postpone_unknown_option_warning): ... this.
7725 2008-07-09 Doug Kwan <dougkwan@google.com>
7728 2008-07-08 Doug Kwan <dougkwan@google.com>
7730 * config/arm/arm.opt (mandroid): New option.
7731 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7732 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7734 (CC1PLUS_SPEC): Same.
7736 (STARTFILE_SPEC): Same.
7737 (ENDFILE_SPEC): Same.
7738 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7741 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7744 * config/mips/mips.h (reg_class): Remove V1_REG.
7745 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7746 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7748 (mips_get_tp): New function.
7749 (mips_legitimize_tls_address): Use it.
7750 * config/mips/constraints.md (v): Delete.
7751 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7752 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7753 After reload, split into a move and ...
7754 (*tls_get_tp_<mode>_split): ...this new instruction.
7756 2008-07-09 David Daney <ddaney@avtrex.com>
7758 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7760 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7762 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7763 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7765 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7766 htab_delete should be called. Don't free c.
7767 (lookup_tmp_var): Create temp_htab lazily.
7768 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7769 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7771 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7772 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7773 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7774 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7775 * tree-sra.c (generate_element_init): Likewise.
7776 * tree-mudflap.c (execute_mudflap_function_ops,
7777 execute_mudflap_function_decls): Likewise.
7778 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7779 * tree-gimple.h (struct gimplify_ctx): New type.
7780 (push_gimplify_context): Adjust prototype.
7782 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7784 * tree-ssa-pre.c (phi_translate_1): Update placement of
7787 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7789 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7790 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7791 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7792 * targhooks.c (default_hard_regno_scratch_ok): New function.
7793 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7794 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7795 * recog.c: Include "target.h".
7796 (peep2_find_free_register): Add check for global regs. Add target
7798 * Makefile.in (recog.o): Depend on target.h.
7800 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7802 * config/sh/sh.c (sh_canonical_va_list_type): New.
7803 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7805 2008-07-09 Raksit Ashok <raksit@google.com>
7807 * doc/invoke.texi (Option Summary): Mention new option
7808 -Wdisallowed-function-list=...
7809 (Warning Options): Document -Wdisallowed-function-list=...
7810 * common.opt (Wdisallowed-function-list=): New flag.
7811 * flags.h (warn_disallowed_functions): External definition of new
7812 boolean warning flag.
7813 (warn_if_disallowed_function_p): Declare new function.
7814 * opts.c (warning_disallowed_functions): New static variable.
7815 (warn_disallowed_functions): New boolean warning flag.
7816 (warn_if_disallowed_function_p): New function.
7817 (add_comma_separated_to_vector): Rename
7818 add_instrument_functions_exclude_list to this.
7819 (common_handle_option): Handle new option. Rename calls to
7820 add_instrument_functions_exclude_list into calls to
7821 add_comma_separated_to_vector.
7822 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7823 based on flag warn_disallowed_functions.
7825 2008-07-09 Christian Bruel <christian.bruel@st.com>
7827 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7828 instead of get_attr_length.
7830 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7832 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7834 * genemit.c (gen_insn): Likewise.
7835 * gengtype.c (note_def_vec): Likewise.
7836 * gengtype.h (note_def_vec): Likewise.
7837 * genoutput.c (struct data, output_insn_data, process_template,
7838 gen_expand, gen_split, note_constraint): Likewise.
7839 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7840 make_insn_sequence): Likewise.
7841 * gensupport.c (record_insn_name): Likewise.
7843 2008-07-08 Doug Kwan <dougkwan@google.com>
7845 * config/arm/arm.opt (mandroid): New option.
7846 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7847 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7849 (CC1PLUS_SPEC): Same.
7851 (STARTFILE_SPEC): Same.
7852 (ENDFILE_SPEC): Same.
7853 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7856 2008-07-08 Raksit Ashok <raksit@google.com>
7858 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7859 (set_storage_via_setmem): Fix expected_align parameter.
7860 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7861 missing from the list.
7862 * doc/md.texi (movmem): Explicitly state that expected alignment is
7863 to be expressed in bytes.
7864 (setmem): Explicitly state that expected alignment is to be expressed
7867 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7869 * reload.c (find_reloads_subreg_address): Do not require validity
7870 of address in original mode before reloading address.
7872 2008-07-07 Tianwei Sheng <tianweis@google.com>
7874 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7875 bounds array access.
7877 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7879 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7881 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7883 Fix PR tree-optimization/23455
7884 Fix PR tree-optimization/35286
7885 Fix PR tree-optimization/35287
7886 * Makefile.in (OBJS-common): Remove tree-vn.o.
7887 (tree-vn.o): Remove.
7888 * dbgcnt.def: Add treepre_insert debug counter.
7889 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7890 (debug_value_expressions): Ditto.
7891 (print_value_expressions): Ditto.
7892 * tree-pretty-print.c (dump_generic_node): Updated for
7893 VALUE_HANDLE removal.
7894 * tree-ssa-dom.c (record_equality): Ditto.
7895 (cprop_operand): Ditto.
7896 (lookup_avail_expr): Ditto.
7897 * tree-ssa-threadedge.c
7898 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7899 (simplify_control_stmt_condition): Ditto.
7900 * tree.c (tree_code_size): Ditto.
7901 (tree_node_structure): Ditto.
7902 (iterative_hash_expr): Ditto.
7904 * tree.h (VALUE_HANDLE_ID): Ditto.
7905 (VALUE_HANDLE_EXPR_SET): Ditto.
7906 (struct tree_value_handle): Ditto.
7907 (union tree_node): Ditto.
7908 * treestruct.def: Ditto.
7909 * tree-vn.c: Removed.
7910 * tree-ssa-pre.c: Rewritten entirely.
7911 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7912 (constant_value_ids): Ditto.
7913 (vn_nary_op_t): Moved to header.
7915 (vn_reference_op_t): Ditto
7916 (vn_reference_t): Ditto.
7917 (next_value_id): New variable.
7918 (VN_INFO): Add an assert.
7919 (vn_constant_eq): New function.
7920 (vn_constant_hash): Ditto.
7921 (get_or_alloc_constant_value_id): Ditto.
7922 (value_id_constant_p): Ditto.
7923 (vn_reference_compute_hash): De-staticify.
7924 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7925 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7926 (valueize_refs): Update opcode if it changes from ssa name to constant.
7927 (vn_reference_lookup_1): Add new argument.
7928 (vn_reference_lookup): Ditto.
7929 (vn_reference_lookup_pieces): New function.
7930 (vn_reference_insert): Add return type. Modify to deal with value ids.
7931 (vn_reference_insert_pieces): New function.
7932 (vn_nary_op_compute_hash): De-staticify.
7933 (vn_nary_op_eq): Ditto.
7934 (vn_nary_op_lookup_pieces): New function.
7935 (vn_nary_op_lookup): Add new argument.
7936 (vn_nary_op_insert_pieces): New function.
7937 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7938 (vn_phi_insert): Ditto.
7939 (visit_unary_op): Update for callee changes.
7940 (visit_binary_op): Ditto.
7941 (visit_reference_op_load): Ditto.
7942 (visit_reference_op_store): Ditto.
7943 (init_scc_vn): Init next_value_id, constant_to_value_id and
7945 (free_scc_vn): Free them.
7946 (set_hashtable_value_ids): New function.
7947 (run_scc_vn): Use it.
7948 (get_max_value_id): New function.
7949 (get_next_value_id): Ditto.
7950 (expressions_equal_p): Moved from tree-vn.c
7951 (sort_vuses): Ditto.
7952 (sort_vuses_heap): Ditto.
7953 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7955 * tree.c (iterative_hash_hashval_t): Made non-static
7956 * tree.h (iterative_hash_hashval_t): Declare it.
7958 2008-07-08 Martin Jambor <mjambor@suse.cz>
7960 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7961 instead of ipa_create_node_params.
7962 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7963 ipa_check_create_edge_args, free them with
7964 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7966 * ipa-prop.c: Include flags.h and tree-inline.h.
7967 (ipa_node_params_vector): New variable.
7968 (ipa_edge_args_vector): New variable.
7969 (edge_removal_hook_holder): New variable.
7970 (node_removal_hook_holder): New variable.
7971 (edge_duplication_hook_holder): New variable.
7972 (node_duplication_hook_holder): New variable.
7973 (ipa_detect_param_modifications): Check for presence of modified flags.
7974 (ipa_compute_jump_functions): Check for presence of jump functions.
7975 (ipa_free_edge_args_substructures): New function.
7976 (ipa_create_node_params): Removed.
7977 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7978 (ipa_free_node_params_substructures): New function.
7979 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7981 (ipa_edge_removal_hook): New function.
7982 (ipa_node_removal_hook): New function.
7983 (duplicate_array): New function.
7984 (ipa_edge_duplication_hook): New function.
7985 (ipa_node_duplication_hook): New function.
7986 (ipa_register_cgraph_hooks): New function.
7987 (ipa_unregister_cgraph_hooks): New function.
7988 (free_all_ipa_structures_after_ipa_cp): New function.
7990 * ipa-prop.h: Include vec.h.
7991 (ipa_node_params_t): New typedef with vector types for it.
7992 (ipa_edge_args_t): New typedef with vector types for it.
7993 (IPA_NODE_REF): Changed to access an on-the-side vector.
7994 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7995 (ipa_check_create_node_params): New function.
7996 (ipa_check_create_edge_args): New function.
7998 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8001 2008-07-07 Tom Tromey <tromey@redhat.com>
8003 * configure, config.in: Rebuilt.
8004 * configure.ac: Don't check for scandir or alphasort.
8006 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8008 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8009 types immediately after creating them.
8011 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8013 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8015 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8017 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8018 dump_constraint_graph.
8019 (dump_constraint_edge): New function.
8020 (dump_constraint_graph): New function.
8021 (debug_constraint_graph): New function.
8022 (dump_constraint): Removed useless comparison.
8023 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8024 (dump_constraint_graph): Declare.
8025 (debug_constraint_graph): Declare.
8026 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8028 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8030 * config/i386/i386.c (is_va_list_char_pointer): New.
8031 (ix86_va_start): Replace compare with ms_va_list_type_node
8032 by is_va_list_char_pointer.
8033 (ix86_gimplify_va_arg): Likewise.
8035 2008-07-07 Martin Jambor <mjambor@suse.cz>
8037 * cgraph.c (cgraph_edge_max_uid): New variable.
8038 (struct cgraph_edge_hook_list): New type.
8039 (struct cgraph_node_hook_list): New type.
8040 (struct cgraph_2edge_hook_list): New type.
8041 (struct cgraph_2node_hook_list): New type.
8042 (first_cgraph_edge_removal_hook): New variable.
8043 (first_cgraph_node_removal_hook): New variable.
8044 (first_cgraph_edge_duplicated_hook): New variable.
8045 (first_cgraph_node_duplicated_hook): New variable.
8046 (cgraph_add_edge_removal_hook): New function.
8047 (cgraph_remove_edge_removal_hook): New function.
8048 (cgraph_call_edge_removal_hooks): New function.
8049 (cgraph_add_node_removal_hook): New function.
8050 (cgraph_remove_node_removal_hook): New function.
8051 (cgraph_call_node_removal_hooks): New function.
8052 (cgraph_add_edge_duplication_hook): New function.
8053 (cgraph_remove_edge_duplication_hook): New function.
8054 (cgraph_call_edge_duplication_hooks): New function.
8055 (cgraph_add_node_duplication_hook): New function.
8056 (cgraph_remove_node_duplication_hook): New function.
8057 (cgraph_call_node_duplication_hooks): New function.
8058 (cgraph_create_edge): Assign to edge uid.
8059 (cgraph_remove_edge): Call edge removal hooks.
8060 (cgraph_node_remove_callees): Call edge removal hooks.
8061 (cgraph_node_remove_callers): Call edge removal hooks.
8062 (cgraph_remove_node): Call node removal hooks.
8063 (cgraph_clone_edge): Call edge duplication hooks.
8064 (cgraph_clone_node): Call node duplication hooks.
8066 * cgraph.h (cgraph_edge): New field uid.
8067 (cgraph_edge_hook): New type.
8068 (cgraph_node_hook): New type.
8069 (cgraph_2edge_hook): New type.
8070 (cgraph_2node_hook): New type.
8072 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8074 * config.in: Regenerate.
8076 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8078 * gcc.c (print_sysroot): New.
8079 (option_map, display_help, process_command): Handle the
8080 -print-sysroot option.
8081 (main): Print the sysroot if requested.
8082 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8084 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8087 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8089 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8091 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8092 (assign_parm_setup_block_p): Also check mode of entry_parm.
8094 2008-07-07 Richard Guenther <rguenther@suse.de>
8096 * tree-ssa-structalias.h (set_used_smts): Remove.
8097 * tree-ssa-structalias.c (used_smts): Likewise.
8098 (set_used_smts): Likewise.
8099 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8100 call to set_used_smts.
8102 2008-07-07 Richard Guenther <rguenther@suse.de>
8104 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8105 (new_var_info): Set it to false.
8106 (solution_set_add): Correctly handle pointers outside a var and
8108 (type_safe): Treat variables with is_full_var properly.
8109 (do_sd_constraint): Likewise.
8110 (do_ds_constraint): Likewise.
8111 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8112 (get_constraint_for_ptr_offset): New function.
8113 (get_constraint_for_component_ref): For addresses at least include
8114 the last field of the variable. Handle is_full_vars properly.
8115 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8116 (handle_ptr_arith): Remove.
8117 (find_func_aliases): Simplify assignment handling.
8118 (create_function_info_for): For parameter and result varinfos set
8120 (create_variable_info_for): Set is_full_var flag whenever we
8121 just created a single varinfo for a decl.
8122 (init_alias_vars): Initialize use_field_sensitive from
8123 max-fields-for-field-sensitive parameter.
8125 2008-07-07 Richard Guenther <rguenther@suse.de>
8127 PR tree-optimization/36713
8128 * tree-flow-inline.h (is_call_used): New function.
8129 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8130 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8131 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8133 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8135 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8137 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8139 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8141 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8142 Nathan Sidwell <nathan@codesourcery.com>
8144 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8145 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8147 * config/m68k/t-linux: New.
8148 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8151 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8153 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8154 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8157 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8159 * gcc.c (execute): Fix -Wc++-compat warning.
8161 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8164 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8165 constant for little endian.
8167 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8169 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8170 mips_base_mips16 instead of TARGET_MIPS16.
8171 (mips_base_mips16): Declare.
8172 * config/mips/mips.c (mips_base_mips16): Make global.
8173 (was_mips16_p): Remove GTY marker.
8174 (was_mips16_pch_p): New variable.
8175 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8176 (mips_override_options): Force to non-MIPS16 mode initially.
8177 Do not complain about MIPS16 PIC incompatibilities here.
8178 Only allow -mgpopt if -mexplicit-relocs is in force for
8181 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8183 * configure.ac: Check for caddr_t, define to char * if not defined.
8184 * configure: Regenerate.
8185 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8186 (mmap_gt_pch_use_address): Likewise.
8187 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8189 2008-07-06 Richard Guenther <rguenther@suse.de>
8191 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8192 (new_var_info): Deal with it.
8193 (solution_set_add): Likewise.
8194 (bitpos_of_field): Make signed, fix.
8195 (struct fieldoff): Remove type and decl fields. Make size field
8196 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8198 (fieldoff_compare): Deal with it.
8199 (push_fields_onto_fieldstack): Remove has_union argument, glob
8200 adjacent non-pointer fields together.
8201 (create_function_info_for): Do not set has_union.
8202 (create_variable_info_for): Simplify.
8204 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8206 * config.gcc (extra_headers): Add cross-stdarg.h for target
8207 x86_64-*-* and i?86-*-*.
8208 * config/i386/cross-stdarg.h: New.
8209 * builtins.c (std_fn_abi_va_list): New.
8210 (std_canonical_va_list_type): New.
8211 (stabilize_va_list): Replace va_list_type_node use by
8212 mtarget.canonical_va_list_type.
8213 (gimplify_va_arg_expr): Likewise.
8214 (expand_builtin_va_copy): Replace va_list_type_node use by
8215 mtarget.fn_abi_va_list.
8216 * tree-sra.c (is_va_list_type): New helper.
8217 (decl_can_be_decomposed_p): Replace
8218 va_list_type_node use by is_va_list_type.
8219 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8220 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8221 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8222 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8223 (ix86_enum_va_list): New.
8224 * config/i386/i386.c (sysv_va_list_type_node): New.
8225 (ms_va_list_type_node): New.
8226 (ix86_function_type_abi): Remove sorry.
8227 (ix86_build_builtin_va_list_abi): New.
8228 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8230 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8231 (ix86_init_builtins_va_builtins_abi): New.
8232 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8234 (ix86_handle_abi_attribute): New.
8235 (attribute_spec): Add sysv_abi and ms_abi.
8236 (ix86_fn_abi_va_list): New.
8237 (ix86_canonical_va_list_type): New.
8238 (ix86_enum_va_list): New.
8239 (TARGET_FN_ABI_VA_LIST): New.
8240 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8241 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8242 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8243 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8244 (TARGET_ENUM_VA_LIST): New.
8245 * expr.h (std_fn_abi_va_list): New.
8246 (std_canonical_va_list_type): New.
8247 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8248 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8249 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8250 TARGET_CANONICAL_VA_LIST_TYPE.
8251 * target.h (struct gcc_target): Add fn_abi_va_list hook
8252 and canonical_va_list_type hook.
8254 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8256 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8257 integral and pointer types.
8259 2008-07-04 Roger Sayle <roger@eyesopen.com>
8261 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8262 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8264 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8267 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8269 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8271 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8272 build_gimple_modify_stmt.
8273 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8274 gimple operand. Use fold_build* instead of build*.
8276 2008-07-04 Richard Guenther <rguenther@suse.de>
8278 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8279 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8280 properly to compute the reachability set if we do field-sensitive PTA.
8281 * invoke.texi (max-fields-for-field-sensitive): Document default.
8282 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8283 100 for optimize >= 2.
8285 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8287 * ggc-zone.c (lookup_page_table_if_allocated,
8288 set_page_table_entry, zone_find_object_size, alloc_small_page,
8289 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8290 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8291 -Wc++-compat and/or -Wcast-qual warnings.
8293 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8296 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8297 pic_offset_table_rtx to be marked as used here.
8298 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8299 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8300 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8301 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8304 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8306 * alloc-pool.c (hash_descriptor, eq_descriptor,
8307 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8308 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8310 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8311 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8312 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8313 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8316 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8318 * tree-flow.h (loop_only_exit_p): Declare.
8319 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8320 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8321 the number of iterations if it is constant. Otherwise, if this is the
8322 only possible exit of the loop, use the conservative estimate on the
8323 number of iterations of the entire loop if available.
8325 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8327 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8328 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8329 Add synchronization functions.
8330 * config/sync.c: New file.
8331 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8332 (LIBGCC_SYNC_CFLAGS): Likewise.
8334 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8337 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8338 (*pushtf_sse): New insn pattern.
8339 (pushtf splitters): New splitters.
8341 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8344 * predict.c (build_predict_expr): Use void_type_node for the tree
8345 type, instead of NULL_TREE.
8347 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8349 * config/i386/i386.c (contains_aligned_value_p): Return true
8351 (ix86_data_alignment): Align TCmode to 128bits.
8352 (ix86_local_alignment): Likewise.
8354 2008-07-03 Andrew Haley <aph@redhat.com>
8357 * vec.h (VEC_TA): New.
8358 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8359 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8360 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8361 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8362 (C_COMMON_FIXED_TYPES): Remove first arg.
8363 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8364 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8365 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8366 not to use empty macro arguments.
8368 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8370 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8371 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8372 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8373 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8374 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8375 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8376 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8377 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8378 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8379 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8380 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8381 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8382 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8383 config/rs6000/e500crtres64gpr.asm,
8384 config/rs6000/e500crtres64gprctr.asm,
8385 config/rs6000/e500crtrest32gpr.asm,
8386 config/rs6000/e500crtrest64gpr.asm,
8387 config/rs6000/e500crtresx32gpr.asm,
8388 config/rs6000/e500crtresx64gpr.asm,
8389 config/rs6000/e500crtsav32gpr.asm,
8390 config/rs6000/e500crtsav64gpr.asm,
8391 config/rs6000/e500crtsav64gprctr.asm,
8392 config/rs6000/e500crtsavg32gpr.asm,
8393 config/rs6000/e500crtsavg64gpr.asm,
8394 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8395 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8396 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8397 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8398 config/sparc/sol2-cn.asm: Remove .file directives.
8400 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8402 * resource.c (mark_referenced_resources): Look inside
8403 UNSPEC_VOLATILEs and ASM_INPUTs.
8405 2008-07-02 Ian Lance Taylor <iant@google.com>
8407 * rtlanal.c (add_reg_note): New function.
8408 * rtl.h (add_reg_note): Declare.
8409 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8410 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8411 * builtins.c (expand_builtin_longjmp): Likewise.
8412 (expand_builtin_nonlocal_goto): Likewise.
8413 * calls.c (emit_call_1, expand_call): Likewise.
8414 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8415 * cfglayout.c (fixup_reorder_chain): Likewise.
8416 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8417 (commit_one_edge_insertion): Likewise.
8418 * combine.c (move_deaths, distribute_notes): Likewise.
8419 * df-problems.c (df_set_note): Likewise.
8420 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8421 (set_unique_reg_note): Likewise.
8422 (emit_copy_of_insn_after): Likewise.
8423 * expr.c (expand_expr_real): Likewise.
8424 * gcse.c (add_label_notes): Likewise.
8425 * haifa-sched.c (create_check_block_twin): Likewise.
8426 * jump.c (mark_jump_label_1): Likewise.
8427 * loop-doloop.c (add_test, doloop_modify): Likewise.
8428 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8429 * lower-subreg.c (move_eh_region_note): Likewise.
8430 * optabs.c (emit_libcall_block): Likewise.
8431 * predict.c (predict_insn): Likewise.
8432 (combine_predictions_for_insn): Likewise.
8433 * recog.c (peephole2_optimize): Likewise.
8434 * regmove.c (try_auto_increment): Likewise.
8435 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8436 * reload.c (find_reloads): Likewise.
8437 * reload1.c (fixup_eh_region_note): Likewise.
8438 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8439 * reorg.c (delete_prior_computation): Likewise.
8440 (delete_computation, dbr_schedule): Likewise.
8441 * config/pa/pa.c (legitimize_pic_address): Likewise.
8442 * config/sh/sh.c (sh_reorg): Likewise.
8444 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8447 * config/libgcc-glibc.ver: Add %exclude.
8448 * config/m32r/libgcc-glibc.ver: Likwise.
8449 * config/s390/libgcc-glibc.ver: Likwise.
8450 * config/sh/libgcc-glibc.ver: Likwise.
8451 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8453 * config/i386/libgcc-glibc.ver: New.
8455 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8457 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8459 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8460 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8461 i[34567]86-*-linux*, x86_64-*-linux*. Add
8462 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8463 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8464 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8465 i[34567]86-*-linux*, x86_64-*-linux*.
8467 * libgcc-std.ver: Add empty GCC_4.4.0.
8469 * mkmap-symver.awk: Support multiple versions per symbol.
8471 * config/i386/i386.c (ix86_init_builtins): Always define
8472 __builtin_fabsq and __builtin_copysignq with fallbacks.
8473 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8474 and __builtin_copysignq if SSE2 isn't available.
8476 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8477 (LIBGCC2_TF_CEXT): Likwise.
8480 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8482 * config/i386/sfp-machine.h: Moved to libgcc.
8484 * config/i386/sfp-machine.h: New.
8485 * config/i386/t-linux: Likwise.
8487 * config/i386/t-darwin: Remove softfp_wrap_start and
8489 * config/i386/t-darwin64: Likewise.
8491 * config/i386/t-fprules-softfp64: Renamed to ...
8492 * config/i386/t-fprules-softfp: This.
8494 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8495 and softfp_wrap_end.
8497 2008-07-02 Jason Merrill <jason@redhat.com>
8499 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8501 * tree.c (ctor_to_list): New fn.
8502 * tree.h: Declare it.
8503 (CONSTRUCTOR_ELT): New macro.
8504 (CONSTRUCTOR_NELTS): New macro.
8506 2008-07-02 Richard Guenther <rguenther@suse.de>
8508 * tree-ssa-structalias.c (struct variable_info): Reorder
8509 to fill padding on 64bit hosts. Make collapsed_to an int.
8510 (get_varinfo_fc): Deal with that.
8511 (new_var_info): Likewise.
8512 (collapse_rest_of_var): Likewise.
8514 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8516 * doc/install.texi (--enable-java-home): Document.
8517 (--enable-aot-compile-rpm): Likewise.
8518 (--with-arch-directory): Likewise.
8519 (--with-os-directory): Likewise.
8520 (--with-origin-name): Likewise.
8521 (--with-arch-suffix): Likewise.
8522 (--with-jvm-root-dir): Likewise.
8523 (--with-jvm-jar-dir): Likewise.
8524 (--with-python-dir): Likewise.
8526 2008-07-02 Richard Guenther <rguenther@suse.de>
8528 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8529 from decls explicitly. Merge operand checking from tuples.
8531 2008-07-02 Martin Jambor <mjambor@suse.cz>
8533 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8535 2008-07-02 Martin Jambor <mjambor@suse.cz>
8537 * tree-switch-conversion.c: Included timevar.h
8538 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8540 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8542 2008-07-02 Martin Jambor <mjambor@suse.cz>
8544 * tree-switch-conversion.c: Corrected various comments and
8546 (build_constructors): Fixed minor formatting mistakes.
8548 * invoke.texi (Optimize Options): Corrected the
8549 switch-conversion-max-branch-ratio parameter.
8551 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8553 * final.c (asm_insn_count): Return zero for an empty asm body.
8555 2008-07-02 Richard Guenther <rguenther@suse.de>
8557 * bitmap.h (bitmap_set_bit): Return bool.
8558 (bitmap_clear_bit): Likewise.
8559 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8560 write to the bitmap if it would.
8561 (bitmap_clear_bit): Likewise.
8562 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8563 bitmap_set_bit return value.
8564 (add_pred_graph_edge): Likewise.
8565 (add_graph_edge): Likewise.
8566 (do_sd_constraint): Likewise.
8567 (do_ds_constraint): Likewise.
8569 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8571 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8572 Fix -Wc++-compat and/or -Wcast-qual warnings.
8573 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8574 gen_regparm_prefix): Likewise.
8575 * vmsdbgout.c (write_modbeg, lookup_filename,
8576 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8578 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8580 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8581 defaults.h definition apply.
8583 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8585 * function.c (assign_parm_remove_parallels): New.
8586 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8588 (assign_parm_setup_block): Do not handle them.
8589 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8590 assign_parm_remove_parallels.
8592 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8594 * c-typeck.c (convert_for_assignment): Use
8595 vector_targets_convertible_p.
8596 * c-common.c (vector_targets_convertible_p): New.
8597 * c-common.h (vector_targets_convertible_p): New prototype.
8598 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8599 opaque_p_V2SI_type_node.
8601 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8603 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8606 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8608 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8609 TFmode constants via two element DImode vector for hosts with
8610 HOST_BITS_PER_WIDE_INT < 64.
8611 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8612 also for HOST_BITS_PER_WIDE_INT < 64.
8614 2008-07-01 Richard Guenther <rguenther@suse.de>
8616 PR tree-optimization/36666
8617 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8618 (get_constraint_exp_from_ssa_var): Split into ...
8619 (get_constraint_exp_for_temp): ... this ...
8620 (get_constraint_for_ssa_var): ... and that.
8621 Return constraint expressions for all touched sub-fields
8622 if the results address is not taken.
8623 (process_constraint): Remove assertion that aggregate
8624 assignments do not happen at this place.
8625 (get_constraint_for_component_ref): Add address_p argument.
8626 Return constraint expressions for all touched sub-fields
8627 if the results address is not taken.
8628 (do_deref): Use get_constraint_exp_for_temp.
8629 (get_constraint_for_1): Rename from ...
8630 (get_constraint_for): ... this. Add the old function as wrapper.
8631 (do_structure_copy): Use get_constraint_for_1.
8633 2008-07-01 Martin Jambor <mjambor@suse.cz>
8635 * Makefile.in (tree-switch-conversion.o): Add.
8636 (OBJS-common): Add tree-swtch-conversion.o.
8637 * passes.c (init_optimization_passes): Add pass_convert_switch.
8638 * tree-pass.h: (pass_convert_switch): Add.
8639 * tree-switch-conversion.c: New file.
8640 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8641 * common.opt (ftree-cswtch): New option.
8642 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8643 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8644 * opts.c (decode_options): Set flag_tree_switch_conversion when
8645 optimization level is >= 2.
8646 * doc/invoke.texi (Optimize Options): Added description of
8647 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8649 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8651 * config/darwin-driver.c (darwin_default_min_version): Fix
8652 -Wc++-compat warnings.
8654 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8656 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8659 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8661 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8663 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8665 PR rtl-optimization/34744
8666 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8667 (df_scan_free_internal): Free data structures not
8668 allocated in storage pools.
8669 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8670 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8671 df_scan_free_mws_vec.
8672 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8675 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8677 * config/i386/i386.c (contains_aligned_value_p): Return true
8679 (ix86_function_arg_boundary): Return its natural boundary
8681 (return_in_memory_32): Don't check TDmode.
8682 (ix86_split_to_parts): Support splitting into 4 parts and
8683 support TFmode for 32bit target.
8684 (ix86_split_long_move): Support splitting into 4 parts.
8685 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8687 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8688 (ix86_init_builtins): Here.
8689 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8690 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8691 'q' and 'w', respectively.
8693 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8695 (movtf_internal): Likewise.
8696 (<code>tf2): Likewise.
8697 (*absnegtf2_sse): Likewise.
8698 (copysign<mode>3): Likewise.
8699 (copysign<mode>3_const): Likewise.
8700 (copysign<mode>3_var): Likewise.
8701 (define_split UNSPEC_COPYSIGN): Likewise.
8702 * config/i386/sse.md (*nandtf3): Likewise.
8703 (<code>tf3): Likewise.
8704 (*<code>tf3): Likewise.
8706 2008-06-30 Joey Ye <joey.ye@intel.com>
8707 H.J. Lu <hongjiu.lu@intel.com>
8709 * global.c (compute_regsets): Set frame_pointer_needed here.
8710 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8712 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8714 * doc/install.texi (specific): Expand Windows build notes.
8716 2008-06-30 Ira Rosen <irar@il.ibm.com>
8718 PR tree-optimization/36648
8719 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8720 number of prolog iterations by step. Fix the comment.
8722 2008-06-30 Richard Guenther <rguenther@suse.de>
8725 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8726 handle calls from ECF_MALLOC functions.
8727 (handle_pure_call): ECF_MALLOC functions do not return
8729 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8731 2008-06-29 Andreas Schwab <schwab@suse.de>
8733 * config/m68k/m68k.c (print_operand): Always print a float
8735 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8736 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8739 * config/rs6000/x-linux64: Remove never used file.
8741 2008-06-29 Richard Guenther <rguenther@suse.de>
8743 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8745 (struct alias_info): Move ...
8746 * tree-ssa-alias.c: ... here.
8747 (update_alias_info): Declare.
8748 (compute_may_aliases): Call it.
8749 (update_alias_info): New function.
8750 * tree-ssa-structalias.c (update_alias_info): Move ...
8751 * tree-ssa-alias.c (update_alias_info_1): ... here.
8752 * tree-ssa-structalias.c (process_constraint_1): Remove
8753 unused from_call argument. Rename to ...
8754 (process_constraint): ... this. Delete old wrapper.
8755 (make_constraint_to): Adjust callers.
8756 (handle_const_call): Likewise.
8757 (handle_pure_call): Likewise.
8758 (init_base_vars): Likewise.
8759 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8760 (find_func_aliases): We don't need structure copies for
8762 (make_constraint_from_anything): Remove.
8763 (create_variable_info_for): For globals make constraints
8764 from escaped, not from anything.
8765 (compute_points_to_sets): Do not call update_alias_info.
8766 (ipa_pta_execute): Use make_constraint_from.
8768 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8770 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8771 (bitmap.o-warn, dominance.o-warn): New.
8772 * configure.ac (cxx_compat_warn): Delete.
8773 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8774 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8776 * configure: Regenerate.
8778 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8781 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8783 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8784 * df-scan.c (df_notes_rescan): Likewise.
8785 * ggc-page.c (set_page_table_entry): Likewise.
8786 * intl.c (gcc_gettext_width): Likewise.
8787 * varasm.c (get_unnamed_section, get_noswitch_section,
8788 get_section): Likewise.
8790 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8792 * regrename.c (build_def_use): Don't copy RTX.
8794 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8796 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8797 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8798 punctuation. Use @ref instead of @xref.
8799 (Function Names): Remove stray @display/@end display.
8800 (C++ Attributes): Use @ref instead of @xref.
8801 (Deprecated Features): Fix punctuation around @xref.
8802 (Backwards Compatibility): Likewise.
8803 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8805 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8807 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8808 constants for E500 double.
8810 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8812 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8813 element type of const_vector.
8815 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8817 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8818 Remove FLAGS_REG clobber from expander pattern.
8819 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8820 (anddi3, andsi3, andhi3, andqi3): Ditto.
8821 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8822 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8823 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8824 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8825 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8826 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8827 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8828 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8830 2008-06-28 Richard Guenther <rguenther@suse.de>
8832 * tree-ssa-structalias.c (callused_id, var_callused,
8833 callused_tree): Add.
8834 (handle_pure_call): New function.
8835 (find_func_aliases): Call it.
8836 (find_what_p_points_to): Handle the call-used set.
8837 (clobber_what_escaped): Likewise.
8838 (compute_call_used_vars): New function.
8839 (init_base_vars): Init the call-used variable.
8840 (do_sd_constraint): Do not propagate the solution from CALLUSED
8841 but use CALLUSED as a placeholder.
8842 (solve_graph): Likewise.
8843 * tree-flow-inline.h (gimple_call_used_vars): New function.
8844 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8845 (compute_call_used_vars): Declare.
8846 * tree-ssa-alias.c (set_initial_properties): Call
8847 compute_call_used_vars.
8848 (reset_alias_info): Clear call-used variables.
8849 (add_call_clobber_ops): Assert we are not called for const/pure
8850 functions. Remove handling of them.
8851 (add_call_read_ops): Handle pure functions by adding the
8852 call-used set of variables as VUSEs.
8853 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8854 (delete_tree_ssa): Free it.
8855 * tree-dfa.c (remove_referenced_var): Clear the var from the
8858 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8860 * tree.c (build_varargs_function_type_list): New.
8861 (build_function_type_list_1): New.
8862 (build_function_type_list): Use build_function_type_list_1.
8863 * tree.h (build_varargs_function_type_list): New.
8865 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8868 * config/spu/spu.c (spu_builtin_splats): Do not generate
8869 invalid CONST_VECTOR expressions.
8870 (spu_expand_vector_init): Likewise.
8872 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8874 * optabs.c (libfunc_decls): New variable.
8875 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8876 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8877 for the same function twice.
8879 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8881 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8882 ix86_expand_binary_operator directly.
8883 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8885 (*ashrti3_1): Ditto.
8886 (*lshrti3_1): Ditto.
8887 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8888 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8889 using only one splitter. Conditionaly execute splitter before or
8890 after peephole2 pass.
8891 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8892 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8893 Use only one alternative in asm template.
8894 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8896 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8897 "J" operand constraint for operand 2.
8898 (*ashldi3_cconly_rex64): Ditto.
8899 (*ashrdi3_cmp_rex64): Ditto.
8900 (*ashrdi3_cconly_rex64): Ditto.
8901 (*lshrdi3_cmp_rex64): Ditto.
8902 (*lshrdi3_cconly_rex64): Ditto.
8903 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8904 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8905 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8908 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8910 * gimplify.c (omp_is_private): Don't return true if decl is not
8911 already private on #pragma omp for or #pragma omp parallel for.
8914 * tree-cfg.c (struct move_stmt_d): Replace block field with
8915 orig_block and new_block fields.
8916 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8917 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8918 (move_block_to_fn): Replace vars_map and new_label_map arguments
8919 with struct move_stmt_d pointer.
8920 (replace_block_vars_by_duplicates): New function.
8921 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8922 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8923 all subblocks of ORIG_BLOCK to the new function. Call
8924 replace_block_vars_by_duplicates.
8925 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8926 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8927 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8928 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8929 (expand_omp): Temporarily set input_location to the location of
8930 region's controlling stmt.
8931 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8932 BIND_EXPR, push ctx->block_vars and gimplification vars into
8933 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8935 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8936 there are any BLOCK_VARS.
8937 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8938 OMP_PARALLEL or OMP_TASK stmt.
8939 (lower_omp): Save and restore input_location around the lower_omp_1
8942 2008-06-27 Richard Guenther <rguenther@suse.de>
8944 PR tree-optimization/36400
8945 PR tree-optimization/36373
8946 PR tree-optimization/36344
8947 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8948 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8949 (update_alias_info): Remove call clobbering code.
8950 (make_constraint_to): New helper function.
8951 (make_escape_constraint): Likewise.
8952 (handle_rhs_call): Use it on all pointer containing arguments.
8953 Also mark the static chain escaped.
8954 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8955 instead of ANYTHING.
8956 (make_constraint_from): New helper split out from ...
8957 (make_constraint_from_anything): ... here.
8958 (find_func_aliases): Add constraints for escape sites.
8959 (intra_create_variable_infos): Make constraints from NONLOCAL
8961 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8963 (clobber_what_p_points_to): Remove.
8964 (clobber_what_escaped): New function.
8965 (init_base_vars): Init NONLOCAL and ESCAPED.
8966 (do_sd_constraint): Do not propagate the solution from ESCAPED
8967 but use ESCAPED as a placeholder.
8968 (solve_graph): Likewise.
8969 * tree-flow.h (clobber_what_p_points_to): Remove.
8970 (clobber_what_escaped): Declare.
8971 * tree-ssa-alias.c (set_initial_properties): Call it.
8972 Remove code clobbering escaped pointers.
8974 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8976 * function.c (allocate_struct_function): Only allocate a unique
8977 funcdef_no if the decl is nonzero.
8979 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8981 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8982 * config/mips/mips.c (mips_split_const_insns): New function.
8983 * config/mips/mips.md (move_type): New attribute.
8984 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8985 (dword_mode): New attribute.
8986 (type): Avoid long line. Map "move_type"s to "type"s,
8987 choosing "multi" for doubleword moves if appropriate.
8988 Swap MTC/MFC comments to match their declaration order.
8989 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8990 "type" is "branch" or "jal" is "direct".
8991 (length): Handle "extended_mips16" first. Make the default
8992 "0" for "ghost" instructions. Set the length from "move_type".
8993 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8994 of "type", with "sll0" for the register alternative. Remove the
8995 "extended_mips16" attribute.
8996 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8997 of "type", with "shift_shift" for the register alternative.
8998 Remove the "length" attribute.
8999 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9000 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9001 of "type", with "andi" for the register alternative.
9002 (*zero_extendqihi2): Likewise.
9003 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9004 of "andi" instead of a "type" of "arith".
9005 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9007 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9008 (mov_<store>r, *mov<mode>_ra): Likewise.
9009 (extendsidi2): Use "move_type" instead of "type", with "move"
9010 for the register alternative.
9011 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9012 of "type", with "signext" for the register alternative.
9013 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9014 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9015 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9016 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9017 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9018 (unnamed branch insn): Likewise.
9019 (*movdi_gp32_fp64): Fold into...
9020 (*movdi_32bit): ...here.
9021 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9022 (*movdf_hardfloat): ...this new pattern.
9023 (*movdf_softfloat): Remove redundant FPR alternatives.
9024 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9025 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9026 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9027 the "move" attribute.
9028 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9029 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9030 and "store" for COP loads and stores.
9031 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9032 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9033 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9034 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9035 (*movtf_mips16, *movv2sf): Likewise.
9036 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9037 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9038 (mfhc1<mode>): Use "move_type" instead of "move".
9039 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9040 (loadgp_blockage): Remove the "length" attribute.
9041 (blockage, set_got_version, update_got_version): Likewise.
9042 (call_internal): Remove the "extended_mips16" attribute.
9043 (call_value_internal, call_value_multiple_internal): Likewise.
9044 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9046 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9047 the "length" attribute.
9049 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9052 -Wcast-qual warnings.
9053 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9054 handle_pragma_pop_macro): Likewise.
9055 * collect2.c (resolve_lib_name): Likewise.
9056 * config/arc/arc.c (arc_init): Likewise.
9057 * config/arm/arm.c (neon_builtin_compare,
9058 locate_neon_builtin_icode): Likewise.
9059 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9060 * config/bfin/bfin.c (bfin_init_machine_status,
9061 bfin_optimize_loop): Likewise.
9062 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9063 * config/cris/cris.c (cris_init_expanders): Likewise.
9064 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9065 * config/darwin.c (machopic_indirection_eq,
9066 machopic_indirection_name, machopic_output_indirection): Likewise.
9067 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9068 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9069 frv_optimize_membar): Likewise.
9070 * config/i386/cygwin.h (mingw_scan,
9071 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9072 * config/i386/cygwin1.c (mingw_scan): Likewise.
9073 * config/i386/i386.c (machopic_output_stub): Likewise.
9074 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9075 i386_pe_unique_section): Likewise.
9076 * config/ia64/ia64.c (ia64_init_machine_status,
9077 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9079 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9080 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9081 * config/m68k/m68k.c (m68k_handle_option,
9082 m68k_sched_md_init_global): Likewise.
9083 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9084 mcore_unique_section): Likewise.
9085 * config/mips/mips.c (mips_block_move_straight,
9086 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9088 * config/mmix/mmix.c (mmix_init_machine_status,
9089 mmix_encode_section_info): Likewise.
9090 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9091 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9092 print_operand_address, output_toc, redefine_groups,
9093 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9094 * config/s390/s390.c (s390_init_machine_status): Likewise.
9095 * config/score/score.c (score_block_move_straight,
9096 score_block_move_loop_body): Likewise.
9097 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9098 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9099 * emit-rtl.c (find_auto_inc): Likewise.
9100 * gcc.c (translate_options, process_command): Likewise.
9101 * reorg.c (dbr_schedule): Likewise.
9102 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9103 * xcoffout.c (xcoffout_declare_function): Likewise.
9105 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9107 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9108 ipa-pta working again.
9110 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9112 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9115 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9117 * config.gcc (powerpc*-*-*): Add new core e500mc.
9118 * config/rs6000/e500mc.md: New file.
9119 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9121 (rs6000_override_options): Add e500mc case to
9122 processor_target_table. Altivec and Spe options not allowed
9123 with e500mc. Add isel instruction to e500mc by
9124 default. Initialize rs6000_cost for e500mc.
9125 (rs6000_issue_rate): Set issue rate for e500mc.
9126 * config/rs6000/rs6000.h (processor_type): Add
9127 PROCESSOR_PPCE500MC.
9128 (ASM_CPU_SPEC): Add e500mc.
9129 Set TARGET_ISEL to rs6000_isel.
9130 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9131 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9132 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9134 * doc/invoke.texi: Add e500mc to list of cpus.
9136 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9139 * c-lex.c (lex_charconst): Initialize unsignedp.
9141 2008-06-27 Olivier Hainque <hainque@adacore.com>
9143 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9144 documented assumptions.
9146 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9148 * dwarf2out.c: Remove trailing white spaces. Break long line
9151 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9153 * libfuncs.h (LTI_synchronize): New libfunc_index.
9154 (synchronize_libfunc): Declare.
9155 * builtins.c (expand_builtin_synchronize): Consider using
9156 synchronize_libfunc before falling back on an asm blockage.
9157 * config/mips/mips.c: Include libfuncs.h
9158 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9160 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9162 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9163 parameter. Copy stack_reg to r11 where appropriate.
9164 (no_global_regs_above): Add gpr parameter.
9165 (rs6000_stack_info): Only add padding for SPE save area if we
9166 are saving SPE GPRs and CR.
9167 (saveres_routine_syms): New variable.
9168 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9170 (rs6000_savres_routine_sym): New function.
9171 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9173 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9174 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9175 Tweak FPR out-of-line saving.
9176 (rs6000_make_savres_rtx): New function.
9177 (rs6000_use_multiple_p): New function.
9178 (rs6000_savres_strategy): New function.
9179 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9180 out-of-line if appropriate.
9181 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9182 if we are optimizing for size.
9183 (GP_SAVE_INLINE): Define.
9184 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9185 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9186 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9187 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9188 (*save_fpregs_<mode>): Add use of r11.
9189 (*restore_gpregs_<mode>): New insn.
9190 (*return_and_restore_gpregs_<mode>): New insn.
9191 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9193 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9194 (*restore_gpregs_spe): New insn.
9195 (*return_and_restore_gpregs_spe): New insn.
9196 * config/rs6000/predicates.md (save_world_operation): Fix check.
9198 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9200 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9201 this point, so assert that.
9203 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9205 * cfganal.c: Include vec.h and vecprim.h.
9206 (compute_idf): Import from...
9207 * tree-into-ssa (compute_idf): ...here.
9208 * basic-block.h (compute_idf): Export.
9210 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9212 * c-decl.c (merge_decls): Use !current_function_decl to check for
9213 extern declaration of C99 inline function being at file scope.
9215 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9217 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9219 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9221 * alias.c (record_alias_subset, init_alias_analysis): Fix
9222 -Wc++-compat and/or -Wcast-qual warnings.
9223 * attribs.c (lookup_attribute_spec): Likewise.
9224 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9225 copy_bb, connect_traces,
9226 find_rarely_executed_basic_blocks_and_cr): Likewise.
9227 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9228 note_btr_set, migrate_btr_defs): Likewise.
9229 * builtins.c (result_vector, expand_builtin_memcpy,
9230 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9231 builtin_memset_read_str, expand_builtin_printf,
9232 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9234 * caller-save.c (mark_set_regs): Likewise.
9235 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9236 * cgraph.c (cgraph_edge): Likewise.
9237 * combine.c (likely_spilled_retval_1): Likewise.
9238 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9239 htab_counts_entry_del, get_coverage_counts): Likewise.
9240 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9241 new_cselib_val): Likewise.
9242 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9243 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9245 * df-core.c (df_compact_blocks): Likewise.
9246 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9247 * df-scan.c (df_grow_reg_info, df_ref_create,
9248 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9249 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9250 df_record_entry_block_defs, df_record_exit_block_uses,
9251 df_bb_verify): Likewise.
9252 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9253 DF_REF_EXTRACT_MODE_CONST): New.
9254 * dominance.c (get_immediate_dominator, get_dominated_by,
9255 nearest_common_dominator, root_of_dom_tree,
9256 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9257 -Wc++-compat and/or -Wcast-qual warnings.
9258 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9259 record_store, replace_read, check_mem_read_rtx, scan_insn,
9260 dse_step1, dse_record_singleton_alias_set): Likewise.
9261 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9263 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9265 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9266 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9267 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9268 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9269 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9270 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9271 file_name_acquire, output_file_names, add_const_value_attribute,
9272 premark_used_types_helper, file_table_eq, file_table_hash,
9273 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9274 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9275 -Wcast-qual warnings.
9276 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9277 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9278 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9279 gen_reg_rtx, start_sequence, init_emit): Likewise.
9280 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9281 * except.c (init_eh_for_function, gen_eh_region,
9282 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9283 arh_to_landing_pad, arh_to_label, add_action_record,
9284 add_call_site, switch_to_exception_section): Likewise.
9285 * expmed.c (synth_mult): Likewise.
9286 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9287 store_expr): Likewise.
9288 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9290 * function.c (assign_stack_temp_for_type,
9291 allocate_struct_function, match_asm_constraints_1): Likewise.
9292 * gcov-io.c (gcov_allocate): Likewise.
9293 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9294 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9295 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9296 record_one_set, insert_expr_in_table, insert_set_in_table,
9297 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9298 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9299 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9300 -Wcast-qual warnings.
9302 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9304 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9305 -Wcast-qual warnings.
9306 * gcc.c (process_command): Likewise.
9307 * genattrtab.c (oballoc): Use XOBNEW.
9308 (oballocvec): Define.
9309 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9310 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9311 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9312 -Wc++-compat and/or -Wcast-qual warnings.
9313 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9314 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9315 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9316 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9317 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9318 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9319 add_excls, process_presence_absence_names,
9320 process_presence_absence_patterns, add_presence_absence,
9321 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9322 get_free_state, add_arc, get_free_automata_list_el,
9323 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9324 transform_3, cache_presence, create_ainsns, create_automata,
9325 create_state_ainsn_table, dfa_insn_code_enlarge,
9326 output_trans_func, output_min_issue_delay_func,
9327 output_dead_lock_func, output_reset_func,
9328 output_get_cpu_unit_code_func, output_dfa_start_func,
9329 expand_automata): Likewise.
9330 * genextract.c (gen_insn): Likewise.
9331 * gengtype-lex.l: Likewise.
9332 * gengtype.c (read_input_list, adjust_field_type,
9333 process_gc_options): Likewise.
9334 * genoutput.c (note_constraint): Likewise.
9335 * genpreds.c (mangle, add_constraint): Likewise.
9336 * genrecog.c (process_define_predicate, new_decision,
9337 add_to_sequence): Likewise.
9338 * gensupport.c (record_insn_name): Likewise.
9340 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9342 * config/i386/driver-i386.c (detect_caches_amd,
9343 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9344 and/or -Wcast-qual warnings.
9345 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9346 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9347 gt_pch_save): Likewise.
9348 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9349 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9350 * global.c (compute_regsets): Likewise.
9351 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9352 finish_graph_dump_file): Likewise.
9353 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9354 unlink_bb_notes): Likewise.
9355 * integrate.c (get_hard_reg_initial_val): Likewise.
9356 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9357 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9358 * local-alloc.c (update_equiv_regs): Likewise.
9359 * loop-invariant.c (check_invariant_table_size,
9360 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9362 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9363 altered_reg_used, mark_altered): Likewise.
9364 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9365 insert_var_expansion_initialization,
9366 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9367 release_var_copies): Likewise.
9368 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9369 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9370 analyze_accesses_for_phi_node, check_var_notmodified_p,
9371 check_allocation_function, find_sites_in_func,
9372 record_all_accesses_in_func, transform_access_sites,
9373 transform_allocation_sites): Likewise.
9374 * omp-low.c (new_omp_region, create_omp_child_function_name,
9375 check_omp_nesting_restrictions, check_combined_parallel,
9376 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9377 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9378 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9379 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9381 * opts-common.c (prune_options): Likewise.
9382 * opts.c (add_input_filename, print_filtered_help,
9383 get_option_state): Likewise.
9384 * params.c (add_params): Likewise.
9385 * passes.c (set_pass_for_id, next_pass_1,
9386 do_per_function_toporder, pass_fini_dump_file): Likewise.
9387 * postreload.c (reload_cse_simplify_operands): Likewise.
9388 * predict.c (tree_predicted_by_p, tree_predict_edge,
9389 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9391 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9393 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9395 * recog.c (check_asm_operands, validate_change_1): Likewise.
9396 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9397 subst_asm_stack_regs): Likewise.
9398 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9399 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9400 * regmove.c (reg_is_remote_constant_p): Likewise.
9401 * regrename.c (regrename_optimize, scan_rtx_reg,
9402 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9404 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9405 regstat_compute_calls_crossed): Likewise.
9406 * reload1.c (init_reload, new_insn_chain,
9407 has_nonexceptional_receiver, reload, copy_reloads,
9408 calculate_needs_all_insns, init_elim_table): Likewise.
9409 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9410 * rtl.c (shallow_copy_rtx_stat): Likewise.
9411 * rtlanal.c (parms_set): Likewise.
9412 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9413 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9414 * sched-ebb.c (earliest_block_with_similiar_load,
9415 add_deps_for_risky_insns): Likewise.
9416 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9417 schedule_region): Likewise.
9418 * see.c (eq_descriptor_pre_extension,
9419 hash_descriptor_pre_extension, hash_del_pre_extension,
9420 eq_descriptor_properties, hash_descriptor_properties,
9421 hash_del_properties, see_seek_pre_extension_expr,
9422 see_initialize_data_structures, see_print_register_properties,
9423 see_print_pre_extension_expr, see_delete_merged_def_extension,
9424 see_delete_unmerged_def_extension, see_emit_use_extension,
9425 see_pre_delete_extension, see_map_extension, see_commit_changes,
9426 see_analyze_merged_def_local_prop,
9427 see_analyze_merged_def_local_prop,
9428 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9429 see_set_prop_merged_def, see_set_prop_unmerged_def,
9430 see_set_prop_unmerged_use, see_print_one_extension,
9431 see_merge_one_use_extension, see_merge_one_def_extension,
9432 see_store_reference_and_extension, see_update_uses_relevancy,
9433 see_update_defs_relevancy): Likewise.
9434 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9435 hash_statistics_free, curr_statistics_hash): Likewise.
9436 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9437 expand_asm_operands, expand_return, case_bit_test_cmp,
9438 expand_case): Likewise.
9439 * stor-layout.c (start_record_layout): Likewise.
9440 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9441 gt_pch_save_stringpool): Likewise.
9442 * tree-data-ref.c (hash_stmt_vertex_info,
9443 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9444 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9446 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9449 * config/i386/i386.md : Change constraints of HImode and QImode
9450 immediate operands from "i" to "n". Change SImode "ni" constraint to
9451 "i" and SImode "rmi" constraint to "g". Remove all constraints
9452 from const0_operand and const1_operand predicated operands.
9453 (i): Change QImode and HImode attribute from "i" to "n".
9454 (*subqi_2): Change HImode operands to QImode.
9457 2008-06-25 Olivier Hainque <hainque@adacore.com>
9459 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9462 2008-06-25 Richard Guenther <rguenther@suse.de>
9464 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9465 not overflow the result type.
9467 2008-06-25 Richard Guenther <rguenther@suse.de>
9469 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9470 (vn_lookup): Likewise.
9472 2008-06-25 Richard Guenther <rguenther@suse.de>
9474 PR tree-optimization/35518
9475 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9476 * tree-sra.c (instantiate_element): Use fold_build3 to build
9478 (try_instantiate_multiple_fields): Likewise.
9480 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9482 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9485 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9487 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9488 use_backchain_to_restore_sp to true
9489 if the offset of the link register save area would go over the 32k - 1
9490 offset limit of the load
9493 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9495 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9496 anchor for the type-punning blurb. Cross-reference "Structures
9497 unions enumerations and bit-fields implementation". Provide a
9498 cast-through-pointer example. Make final sentence self-contained.
9499 * doc/implement-c.texi (Structures unions enumerations and
9500 bit-fields implementation): Cross-reference the type-punning blurb
9501 in the -fstrict-aliasing documentation.
9503 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9506 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9507 the memory instead of the memory itself for the save area.
9509 2008-06-24 Olivier Hainque <hainque@adacore.com>
9510 Nicolas Roche <roche@adacore.com>
9512 * gengtype.c (srcdir_len): size_t instead of int.
9513 (get_file_realbasename): New function. For F a filename, the real
9514 basename of F, with all the path components stripped.
9515 (get_file_srcdir_relative_path): New function. For F a filename, the
9516 relative path to F from $(srcdir).
9517 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9518 get_file_realbasename. Adjust the head comment.
9519 (get_prefix_langdir_index): New function. For F a filename, return the
9520 lang_dir_names[] relative index of the language directory that is
9522 (get_file_langdir): For F a filename, return the name of the language
9523 directory where F is located.
9524 (get_file_gtfilename): New function. The gt- output file name for an
9526 (get_output_file_with_visibility): Replace in-line computations with
9527 uses of get_file_gtfilename and get_prefix_langdir_index.
9528 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9530 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9532 PR tree-optimization/36504
9533 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9534 references without base address.
9536 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9539 * calls.c (expand_call): Increase alignment for recursive functions.
9541 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9543 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9544 (TARGET_FUNCTION_VALUE): New define.
9545 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9546 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9548 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9550 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9551 (fmod<mode>3): Ditto.
9552 (remainderxf3): Ditto.
9553 (remainder<mode>3): Ditto.
9555 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9558 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9559 REG is a hard register.
9561 PR tree-optimization/36508
9562 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9563 499, don't check it at all in release compilers.
9565 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9567 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9568 together with SSE_TARGET_MATH to disable insn pattern.
9569 (*fop_<MODEF:mode>_2_i387): Ditto.
9570 (*fop_<MODEF:mode>_3_i387): Ditto.
9572 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9574 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9576 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9579 * gimplify.c (gimplify_asm_expr): Check the return code of
9580 parse_output_constraint call, set function return and is_inout
9583 2008-06-22 Ian Lance Taylor <iant@google.com>
9585 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9586 (narrowest_signed_type): Likewise.
9587 * c-typeck.c (c_common_type): Change local variable mclass to enum
9589 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9590 tcc_comparison, not the tree code itself.
9591 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9592 (c_expand_expr): Cast modifier to enum expand_modifier.
9593 * c-common.h (C_RID_CODE): Add casts.
9594 (C_SET_RID_CODE): Define.
9595 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9596 (c_lex_one_token): Add cast to avoid warning.
9597 (c_parser_objc_type_name): Rename local typename to type_name.
9598 (check_no_duplicate_clause): Change code parameter to enum
9600 (c_parser_omp_var_list_parens): Change kind parameter to enum
9602 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9603 c_parser_omp_list_var_parens.
9604 (c_parser_omp_threadprivate): Likewise.
9605 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9606 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9607 * c-format.c (NO_FMT): Define.
9608 (printf_length_specs): Use NO_FMT.
9609 (asm_fprintf_length_specs): Likewise.
9610 (gcc_diag_length_specs): Likewise.
9611 (scanf_length_specs): Likewise.
9612 (strfmon_length_specs): Likewise.
9613 (gcc_gfc_length_specs): Likewise.
9614 (printf_flag_specs): Change 0 to STD_C89.
9615 (asm_fprintf_flag_specs): Likewise.
9616 (gcc_diag_flag_specs): Likewise.
9617 (gcc_cxxdiag_flag_specs): Likewise.
9618 (scanf_flag_specs): Likewise.
9619 (strftime_flag_specs): Likewise.
9620 (strfmon_flag_specs): Likewise.
9621 (print_char_table): Likewise.
9622 (asm_fprintf_char_table): Likewise.
9623 (gcc_diag_char_table): Likewise.
9624 (gcc_tdiag_char_table): Likewise.
9625 (gcc_cdiag_char_table): Likewise.
9626 (gcc_cxxdiag_char_table): Likewise.
9627 (gcc_gfc_char_table): Likewise.
9628 (scan_char_table): Likewise.
9629 (time_char_table): Likewis.
9630 (monetary_char_table): Likewise.
9631 * c-format.h (BADLEN): Likewise.
9633 2008-06-21 Ian Lance Taylor <iant@google.com>
9635 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9636 Define END_OF_BASE_TREE_CODES around inclusion.
9637 * tree.c (tree_code_type): New global array.
9638 (tree_code_length, tree_code_name): Likewise.
9639 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9641 (all-tree.def, s-alltree): New targets.
9642 (gencheck.h, s-gencheck): Remove.
9643 (tree.o): Depend upon all-tree.def.
9644 (build/gencheck.o): Remove gencheck.h dependency.
9645 (mostlyclean): Don't remove gencheck.h.
9646 * c-common.h (enum c_tree_code): Remove.
9647 * c-lang.c (tree_code_type): Remove.
9648 (tree_code_length, tree_code_name): Remove.
9649 * gencheck.c (tree_codes): Include all-tree.def, rather than
9650 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9652 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9654 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9655 (operator_name_info): Size to MAX_TREE_CODES.
9656 (assignment_operator_name_info): Likewise.
9657 * cp/cp-lang.c (tree_code_type): Remove.
9658 (tree_code_length, tree_code_name): Remove.
9659 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9660 (assignment_operator_name_info): Likewise.
9661 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9663 * cp/mangle.c (write_expression): Likewise.
9664 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9665 * fortran/f95-lang.c (tree_code_type): Remove.
9666 (tree_code_length, tree_code_name): Remove.
9667 * java/java-tree.h (enum java_tree_code): Remove.
9668 * java/lang.c (tree_code_type): Remove.
9669 (tree_code_length, tree_code_name): Remove.
9670 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9671 * objc/objc-act.h (enum objc_tree_code): Remove.
9672 * objc/objc-lang.c (tree_code_type): Remove.
9673 (tree_code_length, tree_code_name): Remove.
9674 * objcp/objcp-lang.c (tree_code_type): Remove.
9675 (tree_code_length, tree_code_name): Remove.
9676 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9677 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9678 * ada/misc.c (tree_code_type): Remove.
9679 (tree_code_length, tree_code_name): Remove.
9681 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9683 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9684 the grand_bitmap_obstack.
9686 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9688 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9689 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9690 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9691 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9692 move_stmt_r, new_label_mapper): Likewise.
9693 * tree-complex.c (cvc_lookup): Likewise.
9694 * tree-dfa.c (create_function_ann): Likewise.
9695 * tree-dump.c (dump_register): Likewise.
9696 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9697 find_phi_replacement_condition): Likewise.
9698 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9699 tree_function_versioning): Likewise.
9700 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9701 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9702 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9703 get_nonlocal_debug_decl, convert_nonlocal_reference,
9704 convert_nonlocal_omp_clauses, get_local_debug_decl,
9705 convert_local_reference, convert_local_omp_clauses,
9706 convert_nl_goto_reference, convert_nl_goto_receiver,
9707 convert_tramp_reference, convert_call_expr): Likewise.
9708 * tree-outof-ssa.c (contains_tree_r): Likewise.
9709 * tree-parloops.c (reduction_phi, initialize_reductions,
9710 eliminate_local_variables_1, add_field_for_reduction,
9711 add_field_for_name, create_phi_for_local_result,
9712 create_call_for_reduction_1, create_loads_for_reductions,
9713 create_stores_for_reduction, create_loads_and_stores_for_name):
9715 * tree-phinodes.c (allocate_phi_node): Likewise.
9716 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9717 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9718 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9719 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9720 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9721 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9722 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9723 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9724 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9725 vn_nary_op_insert): Likewise.
9726 * tree-ssa.c (redirect_edge_var_map_add,
9727 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9728 * tree-vectorizer.c (vectorize_loops): Likewise.
9729 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9730 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9731 tree_cons_stat, build1_stat, build_variant_type_copy,
9732 decl_init_priority_lookup, decl_fini_priority_lookup,
9733 decl_priority_info, decl_restrict_base_lookup,
9734 decl_restrict_base_insert, decl_debug_expr_lookup,
9735 decl_debug_expr_insert, decl_value_expr_lookup,
9736 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9737 type_hash_add, get_file_function_name, tree_check_failed,
9738 tree_not_check_failed, tree_range_check_failed,
9739 omp_clause_range_check_failed, build_omp_clause,
9740 build_vl_exp_stat): Likewise.
9741 * value-prof.c (gimple_histogram_value,
9742 gimple_duplicate_stmt_histograms): Likewise.
9743 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9744 unshare_variable, variable_union_info_cmp_pos, variable_union,
9745 dataflow_set_different_1, dataflow_set_different_2,
9746 vt_find_locations, variable_was_changed, set_variable_part,
9747 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9748 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9749 section_entry_hash, object_block_entry_eq,
9750 object_block_entry_hash, create_block_symbol,
9751 initialize_cold_section_name, default_function_rodata_section,
9752 strip_reg_name, set_user_assembler_name, const_desc_eq,
9753 build_constant_desc, output_constant_def, lookup_constant_def,
9754 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9755 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9756 default_internal_label): Likewise.
9757 * varray.c (varray_init, varray_grow): Likewise.
9758 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9760 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9762 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9763 operators for "test" insn. Macroize insn using SWI mode macro.
9764 (*jcc_fused_2): Ditto.
9765 (*jcc_fused_3): Macroize insn using SWI mode macro.
9766 (*jcc_fused_4): Ditto.
9768 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9770 * tree-ssa-pre.c: Fix typo in comment.
9771 (init_antic, fini_antic): Add explicit funtions for
9772 initializing and deinitializing ANTIC and AVAIL sets.
9773 (create_expression_by_pieces): Fix typo in comment.
9774 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9775 (execute_pre): Eventually dump details about ANTIC_IN.
9777 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9779 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9780 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9781 add_to_obstack, file_at_path, find_a_file, execute,
9782 add_preprocessor_option, add_assembler_option, add_linker_option,
9783 process_command, insert_wrapper, do_option_spec, do_self_spec,
9784 spec_path, do_spec_1, is_directory, main, used_arg,
9785 getenv_spec_function): Likewise.
9786 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9787 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9790 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9792 * doc/rtl.texi: Updated subreg section.
9794 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9797 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9798 node->needed and node->reachable.
9799 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9800 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9801 (expand_task_call): Don't call expand_task_copyfn.
9802 (expand_task_copyfn): Renamed to...
9803 (finalize_task_copyfn): ... this.
9805 2008-06-19 Jan Hubicka <jh@suse.cz>
9807 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9808 clobbering framepointer.
9810 2008-06-19 Jan Hubicka <jh@suse.cz>
9812 * tree-optimize.c (execute_early_local_optimizations): Set
9813 cgraph_state only at first invocation.
9815 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9817 * system.h (-Wc++-compat): Activate as a warning, no an error.
9819 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9821 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9822 instead of "#" in insn asm template.
9823 (*jcc_fused_2): Ditto.
9825 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9827 * config/i386/i386.h (ix86_tune_indices)
9828 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9829 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9830 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9831 (*jcc_fused_2): Ditto.
9832 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9833 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9834 (print operand): Handle 'E' and 'e' code.
9836 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9838 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9839 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9840 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9842 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9844 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9846 (cgraph_expand_function): Use local copy of decl.
9847 (cgraph_expand_all_functions): Remove redundant initialization of
9849 (cgraph_optimize): Reword internal_error message.
9851 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9853 * arm-protos.h (arm_return_in_memory): Remove public
9854 arm_return_in_memory() prototype.
9855 * arm.c (arm_return_in_memory): Add static prototype, add target
9856 hook macro, change definition and comments.
9857 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9859 2008-06-19 Ben Elliston <bje@au.ibm.com>
9861 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9862 real.c: Remove references to IEEE 754R.
9863 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9864 * doc/libgcc.texi (Decimal float library routines): Likewise.
9866 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9868 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9869 (default_unwind_word_mode): Add prototype.
9870 * targhooks.c (default_unwind_word_mode): New function.
9871 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9872 instead of word_mode.
9873 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9874 (TARGET_INITIALIZER): Use it.
9876 * c-common.c (handle_mode_attribute): Support "unwind_word"
9878 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9880 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9881 word_mode to access SjLj_Function_Context member "data".
9882 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9883 conversion from targetm.eh_return_filter_mode () to
9884 targetm.unwind_word_mode () if they differ.
9886 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9887 (BT_FN_UNWINDWORD_PTR): New function type.
9888 (BT_FN_WORD_PTR): Remove.
9889 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9890 * except.c (expand_builtin_extend_pointer): Convert pointer to
9891 targetm.unwind_word_mode () instead of word_mode.
9893 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9894 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9895 (spu_unwind_word_mode): New function.
9896 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9897 (TARGET_UNWIND_WORD_MODE): Define.
9898 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9900 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9902 * config/spu/spu.c (reg_align): Remove.
9903 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9904 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9905 (spu_split_store): Likewise.
9907 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9909 * gcc/tree-vn.c: Fix typo in comment.
9911 2008-06-18 Jan Hubicka <jh@suse.cz>
9913 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9914 toplevel reorder too.
9916 2008-06-18 Jan Hubicka <jh@suse.cz>
9918 * c-opts.c (c_common_post_options): PCH is not compatible with
9920 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9921 -fno-toplevel-reorder by default now.
9923 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9925 PR documentation/30739
9926 * doc/install.texi (Prerequisites): Document dependency on awk.
9928 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9929 Ian Lance Taylor <iant@google.com>
9931 PR rtl-optimization/35604
9932 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9933 only want to change jump destinations, not eventual label comparisons.
9935 2008-06-16 Jan Hubicka <jh@suse.cz>
9937 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9939 (cgraph_analyze_function): Likewise.
9941 2008-06-16 Jan Hubicka <jh@suse.cz>
9943 * cgraph.h (cgraph_mark_if_needed): New function.
9944 * cgraphunit.c (cgraph_mark_if_needed): New function.
9945 * c-decl.c (duplicate_decl): Use it.
9947 2008-06-16 Jan Hubicka <jh@suse.cz>
9949 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9952 2008-06-16 Jan Hubicka <jh@suse.cz>
9954 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9956 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9957 Kazu Hirata <kazu@codesourcery.com>
9958 Maxim Kuvyrkov <maxim@codesourcery.com
9960 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9961 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9962 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9963 EXTRA_SPEC_FUNCTIONS.
9964 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9965 (DRIVER_SELF_SPECS): Adjust.
9966 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9967 * config/mips/st.h, config/mips/t-st: New.
9968 * config/mips/driver-native.c, config/mips/x-native: New.
9969 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9972 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9974 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9976 (ISA_HAS_FP_CONDMOVE): New macro.
9977 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9978 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9979 (ISA_HAS_NMADD3_NMSUB3): New macro.
9980 * config/mips/mips.c (mips_rtx_costs): Update.
9981 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9982 compiling for ST Loongson 2E/2F.
9983 (madd<mode>): Rename to madd4<mode>. Update.
9984 (madd3<mode>): New pattern.
9985 (msub<mode>): Rename to msub4<mode>. Update.
9986 (msub3<mode>): New pattern.
9987 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9988 (nmadd3<mode>): New pattern.
9989 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9990 (nmadd3<mode>_fastmath): New pattern.
9991 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9992 (nmsub3<mode>): New pattern.
9993 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9994 (nmsub3<mode>_fastmath): New pattern.
9995 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9997 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9999 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10000 (DF_REF_INSN_INFO): New.
10001 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10002 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10003 with a NULL DF_REF_INSN_INFO.
10004 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10006 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10007 DF_INSN_INFO_EQ_USES): New.
10008 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10009 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10010 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10011 * df-core.c: Update comment for above changes.
10012 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10013 DF_INSN_UID_* macros.
10014 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10015 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10016 insn rtx. Update all callers.
10017 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10018 df_ref_create_structure, df_insn_refs_collect): Likewise.
10019 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10020 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10021 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10022 macros to access the insn refs.
10023 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10024 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10025 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10026 for accessing the refs.
10027 (try_fwprop_subst): Likewise.
10028 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10029 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10030 for accessing the refs.
10031 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10032 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10033 to look at the insn refs.
10034 (record_uses): Likewise.
10035 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10037 (mark_artificial_uses): Don't mark_insn for artificial refs.
10038 (mark_reg_rependencies): Likewise.
10040 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10042 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10044 * configure: Regenerate.
10046 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10048 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10049 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10050 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10052 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10054 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10055 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10056 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10058 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10060 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10061 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10062 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10064 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10066 * tree-ssa-sccvn.c: Fix format of comments.
10068 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10070 * cgraph.c: Remove unneeded forward declarations of eq_node()
10073 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10075 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10077 (see_update_relevancy): Likewise.
10078 * fwprop.c (try_fwprop_subst): Likewise.
10079 * rtlanal.c (noop_move_p): Likewise.
10080 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10081 notes to non-existing libcall blocks.
10082 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10084 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10085 (dead_libcall_p): Remove.
10086 (delete_trivially_dead_insns): Don't use it.
10087 * web.c (union_defs): Remove comment about keeping nops.
10088 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10089 (compute_hash_table_work): Don't track libcall notes.
10090 (do_local_cprop): Don't take libcall pointers. Don't update
10092 (adjust_libcall_notes): Deleted.
10093 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10094 ever have existed in the first place).
10095 (replace_store_insn): Don't try to remove libcall notes.
10096 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10097 (resolve_reg_notes): Don't call them.
10098 (resolve_simple_move): Likewise.
10099 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10100 Don't remove REG_RETVAL notes.
10101 * emit-rtl.c (try_split): Don't update libcall notes.
10102 (emit_copy_of_insn_after): Dito.
10103 * cselib.c (cselib_current_insn_in_libcall): Remove.
10104 (cselib_process_insn): Don't set/clear it.
10105 (new_elt_loc_list): Don't record it.
10106 (cselib_init): Don't initialize it.
10107 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10108 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10110 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10111 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10112 (init_deps): Don't initialize it.
10113 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10114 * combine.c (delete_noop_moves): Don't update libcall notes.
10115 (can_combine_p): Remove now pointless #if 0 block.
10116 (try_combine): Remove another obsolete #if 0 block.
10117 (distribute_notes): Don't distribute libcall notes.
10118 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10119 * dce.c (libcall_dead_p): Remove.
10120 (delete_unmarked_insns): Don't handle libcall blocks.
10121 (preserve_libcall_for_dce): Remove.
10122 (prescan_insns_for_dce): Don't special-case libcall block insns.
10123 * reload1 (reload): Don't handle libcall notes.
10124 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10127 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10129 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10130 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10131 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10133 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10135 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10136 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10137 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10139 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10141 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10143 2008-06-16 Ira Rosen <irar@il.ibm.com>
10145 PR tree-optimization/36493
10146 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10147 the arguments list. Use VECTYPE to create vector pointer.
10148 (vectorizable_store): Fail if accesses through a pointer to vectype
10149 do not alias the original memory reference operands.
10150 Call vect_create_data_ref_ptr without the removed argument.
10151 (vectorizable_load): Likewise.
10152 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10155 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10158 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10159 reg_equiv_constant.
10161 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10163 * config/mips/loongson2ef.md: New file.
10164 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10165 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10166 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10167 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10168 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10170 (loongson2ef.md): New include.
10171 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10172 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10173 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10174 (loongson_gt_<mode>, loongson_extract_halfword)
10175 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10176 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10177 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10178 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10179 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10180 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10181 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10182 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10183 (vec_interleave_low<mode>): Define type attribute.
10184 * config/mips/mips.c (mips_ls2): New static variable.
10185 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10186 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10187 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10188 Implement target scheduling hooks.
10189 (mips_multipass_dfa_lookahead): Update to handle tuning for
10191 (mips_sched_init): Initialize data for Loongson scheduling.
10192 (mips_ls2_variable_issue): New static function.
10193 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10195 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10196 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10197 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10198 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10199 Handle ST Loongson 2E/2F cores.
10200 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10202 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10204 * omp-low.c (extract_omp_for_data): Fix comment typo.
10207 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10209 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10210 FIXME note about gcc/config.guess.
10211 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10212 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10213 * doc/cppopts.texi: Likewise.
10214 * doc/extend.texi: Likewise.
10215 * doc/gcc.texi: Likewise.
10216 * doc/gccint.texi: Likewise.
10217 * doc/gcov.texi: Likewise.
10218 * doc/gty.texi: Likewise.
10219 * doc/hostconfig.texi: Likewise.
10220 * doc/install.texi: Likewise.
10221 * doc/invoke.texi: Likewise.
10222 * doc/loop.texi: Likewise.
10223 * doc/makefile.texi: Likewise.
10224 * doc/md.texi: Likewise.
10225 * doc/passes.texi: Likewise.
10226 * doc/tm.texi: Likewise.
10227 * doc/tree-ssa.texi: Likewise.
10228 * doc/trouble.texi: Likewise.
10230 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10231 Nathan Sidwell <nathan@codesourcery.com>
10232 Maxim Kuvyrkov <maxim@codesourcery.com>
10233 Richard Sandiford <rdsandiford@googlemail.com>
10235 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10236 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10237 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10239 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10240 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10241 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10243 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10244 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10245 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10246 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10247 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10248 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10249 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10250 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10251 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10252 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10253 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10254 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10255 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10256 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10257 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10258 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10259 (mips_builtins): Add Loongson builtins.
10260 (mips_loongson_2ef_bdesc): New.
10261 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10262 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10263 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10264 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10266 (mips_expand_vector_init): New.
10267 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10268 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10270 * config/mips/mips.md: Add unspec numbers for Loongson
10271 builtins. Include loongson.md.
10272 (MOVE64): Include Loongson vector modes.
10273 (SPLITF): Include Loongson vector modes.
10274 (HALFMODE): Handle Loongson vector modes.
10275 * config/mips/loongson.md: New.
10276 * config/mips/loongson.h: New.
10277 * config.gcc: Add loongson.h header for mips*-*-* targets.
10278 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10280 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10282 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10283 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10284 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10285 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10286 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10287 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10288 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10289 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10290 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10291 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10292 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10293 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10294 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10295 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10296 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10297 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10298 Remove use_fixproto=yes.
10299 (ia64*-*-hpux*): Remove comment about using fixproto.
10300 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10302 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10304 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10306 * configure: Regenerate.
10308 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10310 PR middle-end/36520
10311 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10312 before evaluating it.
10314 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10317 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10318 nested inline functions.
10319 (start_decl, start_function): Don't invert DECL_EXTERNAL
10320 for nested inline functions.
10322 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10324 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10325 splits that must be made for correctness.
10327 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10329 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10330 (AVAIL_NON_MIPS16): Likewise.
10331 (mips_builtin_description): Replace target_flags with a predicate.
10332 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10333 (dspr2_32): New availability predicates.
10334 (MIPS_BUILTIN): New macro.
10335 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10336 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10337 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10338 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10339 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10340 (mips_dsp_32only_bdesc): Merge into...
10341 (mips_builtins): ...this new array.
10342 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10343 (mips_init_builtins): Update after above changes.
10344 (mips_expand_builtin_1): Merge into...
10345 (mips_expand_builtin): ...here and update after above changes.
10347 2008-06-12 Paul Brook <paul@codesourcery.com>
10349 * longlong.h (__arm__): Define count_leading_zeros.
10350 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10351 (clzsi2, clzdi2): New functions.
10352 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10353 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10354 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10355 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10356 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10357 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10358 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10359 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10360 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10361 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10363 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10365 * config/m68k/m68k.c (m68k_tune_flags): New.
10366 (override_options): Compute m68k_tune_flags.
10367 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10368 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10370 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10372 PR middle-end/36506
10373 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10375 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10377 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10378 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10380 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10382 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10383 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10385 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10387 PR middle-end/36506
10388 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10391 2008-06-12 Richard Guenther <rguenther@suse.de>
10393 PR tree-optimization/36345
10394 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10395 add memory_tag_needed flag.
10396 (may_alias_p): Declare.
10397 * tree-ssa-alias.c (may_alias_p): Export.
10398 (set_initial_properties): Use memory_tag_needed flag.
10399 (update_reference_counts): Likewise.
10400 (reset_alias_info): Reset memory_tag_needed flag.
10401 (create_name_tags): Check memory_tag_needed flag.
10402 (dump_points_to_info_for): Dump it.
10403 * tree-ssa-structalias.c (struct variable_info): Remove
10404 directly_dereferenced flag.
10405 (new_var_info): Do not initialize it.
10406 (process_constraint_1): Do not set it.
10407 (update_alias_info): Set is_dereferenced flag.
10408 (set_uids_in_ptset): Use may_alias_p.
10409 (set_used_smts): Check memory_tag_needed flag.
10410 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10411 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10412 memory_tag_needed flag.
10413 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10414 from broken design.
10416 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10418 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10419 red zone for w64 abi.
10420 (ix86_expand_prologue): Likewise.
10421 (ix86_force_to_memory): Likewise.
10422 (ix86_free_from_memory): Likewise.
10424 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10427 * config/rs6000/rs6000.c (rs6000_override_options): Set
10428 rs6000_isel conditionally to the absence of comand line override.
10429 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10430 Remove duplicate rs6000_isel setting.
10431 * config/rs6000/eabispe.h: Ditto.
10433 2008-06-11 Richard Guenther <rguenther@suse.de>
10435 * alias.c (get_alias_set): Use the element alias-set for arrays.
10436 (record_component_aliases): For arrays and vectors do nothing.
10437 * c-common.c (strict_aliasing_warning): Handle the cases
10438 of alias set zero explicitly.
10439 * Makefile.in (dfp.o-warn): Add -Wno-error.
10441 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10443 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10445 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10446 tune_32 tune_64 to supported_defaults. Allow values not
10447 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10448 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10449 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10450 with_cpu_64 to generic for 64-bit-supporting configurations, not
10451 with_cpu. Remove FIXMEs.
10452 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10453 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10454 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10455 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10456 arch_32 and arch_64.
10458 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10459 Olivier Hainque <hainque@adacore.com>
10461 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10462 Use DECL_SIZE_UNIT to retrieve the size of the field.
10464 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10466 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10467 with function calls after declarations. Lay out
10468 neon_float_type_node before further use.
10470 2008-06-11 Richard Guenther <rguenther@suse.de>
10472 * tree-flow.h (may_point_to_global_var): Declare.
10473 * tree-ssa-alias.c (may_point_to_global_var): New function.
10474 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10476 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10478 * configure.ac: Teach that fido supports .debug_line.
10479 * configure: Regenerate.
10481 2008-06-10 Tom Tromey <tromey@redhat.com>
10483 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10486 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10488 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10489 (encode_decimal64, decode_decimal64, encode_decimal128,
10490 decode_decimal128): Reverse order of 32-bit parts of value if host
10491 and target endianness differ.
10493 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10495 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10496 Avoid division by 0.
10497 (tree_mod_pow2_value_transform): Likewise.
10498 (tree_ic_transform): Likewise.
10499 (tree_stringops_transform): Likewise.
10500 (tree_mod_subtract_transform): Likewise.
10501 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10502 (copy_edges_for_bb): Likewise.
10503 (initialize_cfun): Likewise.
10505 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10507 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10508 nonmemory_operand. Add "N" operand constraint.
10510 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10511 (*jcc_btsi_mask): Ditto.
10512 (*jcc_btsi_mask_1): Ditto.
10514 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10516 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10517 TYPE_CANONICAL for copied element type.
10519 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10522 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10523 Add m_CORE2 and m_GENERIC.
10524 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10525 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10527 (*jcc_btdi_rex64): New instruction and split pattern.
10528 (*jcc_btsi): Ditto.
10529 (*jcc_btsi_1): Ditto.
10530 (*btsq): Fix Intel asm dialect operand order.
10534 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10536 PR middle-end/36447
10537 * simplify-rtx.c (simplify_subreg): Add check for shift count
10540 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10542 * doc/md.texi: Synchronize with later constraints.md change.
10543 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10544 with a C implementation.
10545 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10547 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10548 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10549 when moving to and from MD_REGNUM.
10550 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10551 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10552 Handle byte and halfword moves.
10553 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10555 * config/mips/constraints.md (h): Turn into NO_REGS.
10556 (l, x): Update documentation.
10557 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10558 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10559 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10560 (HILO): New mode iterator.
10562 (any_div): New code iterator.
10563 (u): Extend code attribute to div and udiv.
10564 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10565 d_operand in the splitters. Remove redundant CONST_INT checks.
10566 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10567 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10568 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10569 accordingly, using normal moves instead of unspecs to move LO into
10570 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10571 (<u>mulsidi3): Handle expansion in C code.
10572 (<u>mulsidi3_32bit_internal): Rename to...
10573 (<u>mulsidi3_32bit): ...this.
10574 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10575 (*<u>mulsidi3_64bit): Rename to...
10576 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10577 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10578 to set LO and HI to the multiplication result. Use a normal move
10579 for MFLO and an unspec for MFHI.
10580 (*<u>mulsidi3_64bit_parts): Replace with...
10581 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10582 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10583 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10584 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10585 instead of HI. Split the instruction into a separate multiplication
10586 and MFHI if !TARGET_FIX_R4000.
10587 (<su>muldi3_highpart): Likewise.
10588 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10589 and the "=h" clobber.
10590 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10591 (<u>mulditi3): New expander.
10592 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10593 (madsi): Remove "=h" clobber.
10594 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10595 Force the modulus result to be a GPR and split the instruction into
10596 a division followed by an MFHI after reload.
10597 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10598 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10599 the MIPS16 HIGH define_split.
10600 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10601 of acc<->gpr moves to "multi".
10602 (*movdi_64bit): Replace the single "x" alternative with
10603 alternatives for moving into and out of "a".
10604 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10605 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10606 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10607 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10608 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10609 (movti): New expander.
10610 (*movti, *movti_mips16): New insns.
10611 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10612 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10613 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10614 * config/mips/predicates.md (fpr_operand): Delete.
10615 (d_operand): New predicate.
10617 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10619 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10620 failure on some Bourne shells.
10621 (x86_64-*-*): Ditto.
10623 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10625 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10627 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10629 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10630 (sparc-sun-solaris2*): Likewise.
10632 2008-06-09 Arnaud Charlet <charlet@adacore.com
10634 * doc/install.texi: Update requirements to build the Ada compiler.
10636 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10638 * df-scan.c (struct df_scan_problem_data): Remove the
10639 mw_link_pool alloc pool.
10640 (df_scan_free_internal): Don't free it.
10641 (df_scan_alloc): Don't allocate it.
10642 * df.h (struct df_link): Update comment.
10644 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10646 * except.h: Correct checks for when SJLJ exceptions must be used.
10648 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10650 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10653 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10655 PR tree-optimization/36218
10656 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10657 configure for the build system.
10658 (BUILD_LDFLAGS): Define.
10659 * configure: Regenerate.
10660 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10662 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10665 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10666 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10667 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10669 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10671 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10673 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10675 * config.gcc (Obsolete configurations): Remove list of
10677 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10678 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10679 targets matched by those patterns.
10680 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10681 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10682 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10683 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10684 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10685 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10686 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10687 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10688 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10689 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10690 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10691 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10692 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10693 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10694 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10695 Make code for Solaris 7 and greater unconditional for Solaris.
10696 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10697 Remove --with-* handling.
10698 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10699 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10700 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10701 LINK_OS_WINDISS_SPEC): Remove.
10702 * config/rs6000/sysv4.opt (mwindiss): Remove.
10703 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10704 * configure: Regenerate.
10705 * doc/cpp.texi: Don't mention BeOS.
10706 * doc/extend.texi (interrupt): Don't mention MS1.
10707 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10708 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10709 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10710 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10711 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10713 * doc/invoke.texi (MT Options): Remove.
10714 (-mwindiss): Remove.
10715 (CRIS Options): Remove cris-axis-aout references.
10716 (HPPA Options): Don't mention hppa1.1-*-pro.
10717 * doc/md.texi: (MorphoTech family): Remove.
10718 * libgcc2.c: Don't handle UWIN.
10719 * config/alpha/t-unicosmk: Remove.
10720 * config/alpha/unicosmk.h: Remove.
10721 * config/arm/kaos-arm.h: Remove.
10722 * config/arm/kaos-strongarm.h: Remove.
10723 * config/arm/strongarm-coff.h: Remove.
10724 * config/arm/strongarm-elf.h: Remove.
10725 * config/arm/strongarm-pe.h: Remove.
10726 * config/arm/t-strongarm-pe: Remove.
10727 * config/arm/t-xscale-coff: Remove.
10728 * config/arm/t-xscale-elf: Remove.
10729 * config/arm/xscale-coff.h: Remove.
10730 * config/arm/xscale-elf.h: Remove.
10731 * config/chorus.h: Remove.
10732 * config/cris/aout.h: Remove.
10733 * config/cris/aout.opt: Remove.
10734 * config/cris/t-aout: Remove.
10735 * config/i386/beos-elf.h: Remove.
10736 * config/i386/kaos-i386.h: Remove.
10737 * config/i386/ptx4-i.h: Remove.
10738 * config/i386/sco5.h: Remove.
10739 * config/i386/sco5.opt: Remove.
10740 * config/i386/sysv4-cpp.h: Remove.
10741 * config/i386/sysv5.h: Remove.
10742 * config/i386/t-beos: Remove.
10743 * config/i386/t-sco5: Remove.
10744 * config/i386/t-uwin: Remove.
10745 * config/i386/uwin.asm: Remove.
10746 * config/i386/uwin.h: Remove.
10747 * config/kaos.h: Remove.
10748 * config/mips/windiss.h: Remove.
10749 * config/mt: Remove directory.
10750 * config/pa/pa-osf.h: Remove.
10751 * config/pa/pa-pro-end.h: Remove.
10752 * config/pa/t-pro: Remove.
10753 * config/ptx4.h: Remove.
10754 * config/rs6000/beos.h: Remove.
10755 * config/rs6000/kaos-ppc.h: Remove.
10756 * config/rs6000/t-beos: Remove.
10757 * config/rs6000/windiss.h: Remove.
10758 * config/sh/kaos-sh.h: Remove.
10759 * config/sol2-6.h: Remove.
10760 * config/sparc/sol26-sld.h: Remove.
10761 * config/sparc/sysv4-only.h: Remove.
10762 * config/vax/bsd.h: Remove.
10763 * config/vax/t-memfuncs: Remove.
10764 * config/vax/ultrix.h: Remove.
10765 * config/vax/vaxv.h: Remove.
10766 * config/windiss.h: Remove.
10768 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10770 PR rtl-optimization/36438
10771 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10772 for vector shifts with constant scalar shift operands.
10774 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10776 * doc/invoke.texi: Document -march=xlr.
10777 * config/mips/xlr.md: New file.
10778 * config/mips/mips.md: Include it.
10780 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10781 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10782 (mips_rtx_cost_data): Likewise.
10784 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10786 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10787 PRE_INC and PRE_DEC cases.
10789 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10791 PR rtl-optimization/36419
10792 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10793 the emitting jump insn.
10796 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10797 is not bool, boolify the whole *expr_p and convert to the desired type.
10799 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10801 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10802 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10803 Add omp_private_outer_ref hook, add another argument to
10804 omp_clause_default_ctor hook.
10805 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10806 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10807 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10808 hook_tree_tree_tree_tree_null.
10809 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10810 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10811 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10812 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10813 * tree.def (OMP_TASK): New tree code.
10814 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10815 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10816 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10817 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10818 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10819 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10820 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10821 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10822 (OMP_DIRECTIVE_P): Add OMP_TASK.
10823 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10824 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10825 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10826 and OMP_CLAUSE_UNTIED entries.
10827 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10829 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10830 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10831 * tree-pretty-print.c (dump_omp_clause): Handle
10832 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10833 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10834 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10835 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10836 warning about unsigned iterators. Change decl/init/cond/incr
10837 arguments to TREE_VECs, check arguments for all collapsed loops.
10838 (c_finish_omp_taskwait): New function.
10839 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10841 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10842 default_function_array_conversion on init. Add par_clauses argument.
10843 If decl is present in parallel's lastprivate clause, change it to
10844 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10845 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10846 collapse count in clauses.
10847 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10848 c_parser_omp_for_loop callers.
10849 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10850 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10851 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10852 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10854 (c_parser_omp_clause_schedule): Handle schedule(auto).
10855 Include correct location in the error message.
10856 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10857 and PRAGMA_OMP_CLAUSE_UNTIED.
10858 (OMP_TASK_CLAUSE_MASK): Define.
10859 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10860 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10861 * tree-nested.c (convert_nonlocal_omp_clauses,
10862 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10863 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10864 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10865 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10867 (conver_nonlocal_reference, convert_local_reference,
10868 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10869 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10870 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10871 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10872 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10873 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10874 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10875 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10876 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10878 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10879 * c-common.h (c_finish_omp_taskwait): New prototype.
10880 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10881 * tree-parloops.c (create_parallel_loop): Create 1 entry
10882 vectors for OMP_FOR_{INIT,COND,INCR}.
10883 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10884 (make_edges): Handle OMP_TASK.
10885 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10886 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10887 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10888 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10889 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10890 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10891 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10892 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10893 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10894 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10895 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10896 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10897 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10898 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10899 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10900 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10901 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10902 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10903 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10904 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10905 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10906 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10907 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10908 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10909 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10910 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10911 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10912 original iterator is present in lastprivate clause or if
10913 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10914 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10915 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10916 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10917 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10918 if it is set, lookup var in outer contexts too. Handle
10919 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10920 to be implicitly determined firstprivate for task regions.
10921 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10922 if it is set, lookup var in outer contexts too. Set
10923 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10924 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10925 OMP_CLAUSE_UNTIED. Take region_type as last argument
10926 instead of in_parallel and in_combined_parallel.
10927 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10929 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10930 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10931 (new_omp_context): Set default_kind to
10932 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10933 (omp_region_type): New enum.
10934 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10935 fields, add region_type.
10936 (new_omp_context): Take region_type as argument instead of is_parallel
10937 and is_combined_parallel.
10938 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10939 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10940 ctx->is_combined_parallel checks.
10941 (gimplify_omp_task): New function.
10942 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10944 * omp-low.c (extract_omp_for_data): Use schedule(static)
10945 for schedule(auto). Handle pointer and unsigned iterators.
10946 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10947 Add loops argument. Extract data for collapsed OMP_FOR loops.
10948 (expand_parallel_call): Assert sched_kind isn't auto,
10949 map runtime schedule to index 3.
10950 (struct omp_for_data_loop): New type.
10951 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10952 Add loop, loops, collapse and iter_type fields.
10953 (workshare_safe_to_combine_p): Disallow combined for if
10954 iter_type is unsigned long long. Don't combine collapse > 1 loops
10955 unless all bounds and steps are constant. Adjust extract_omp_for_data
10957 (expand_omp_for_generic): Handle pointer, unsigned and long long
10958 iterators. Handle collapsed OMP_FOR loops. Adjust
10959 for struct omp_for_data changes. If libgomp function doesn't return
10960 boolean_type_node, add comparison of the return value with 0.
10961 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10962 pointer, unsigned and long long iterators. Adjust for struct
10963 omp_for_data changes.
10964 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10965 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10966 unsigned long long. Allocate loops array, pass it to
10967 extract_omp_for_data. For collapse > 1 loops use always
10968 expand_omp_for_generic.
10969 (omp_context): Add sfield_map and srecord_type fields.
10970 (is_task_ctx, lookup_sfield): New functions.
10971 (use_pointer_for_field): Use is_task_ctx helper. Change first
10972 argument's type from const_tree to tree. Clarify comment.
10973 In OMP_TASK disallow copy-in/out sharing.
10974 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10975 (install_var_field): Add mask argument. Populate both record_type
10976 and srecord_type if needed.
10977 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10979 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10980 and DECL_FIELD_OFFSET.
10981 (scan_sharing_clauses): Adjust install_var_field callers. For
10982 firstprivate clauses on explicit tasks allocate the var by value in
10983 record_type unconditionally, rather than by reference.
10984 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10985 Use is_taskreg_ctx instead of is_parallel_ctx.
10986 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10987 (create_omp_child_function_name): Add task_copy argument, use
10988 *_omp_cpyfn* names if it is true.
10989 (create_omp_child_function): Add task_copy argument, if true create
10990 *_omp_cpyfn* helper function.
10991 (scan_omp_parallel): Adjust create_omp_child_function callers.
10992 Rename parallel_nesting_level to taskreg_nesting_level.
10993 (scan_omp_task): New function.
10994 (lower_rec_input_clauses): Don't run constructors for firstprivate
10995 explicit task vars which are initialized by *_omp_cpyfn*.
10996 Pass outer var ref to omp_clause_default_ctor hook if
10997 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10998 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10999 OMP_CLAUSE_REDUCTION_INIT.
11000 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11001 avoid duplicate setting of fields. Handle
11002 OMP_CLAUSE_PRIVATE_OUTER_REF.
11003 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11004 copy-out if TREE_READONLY, only copy-in.
11005 (expand_task_copyfn): New function.
11006 (expand_task_call): New function.
11007 (struct omp_taskcopy_context): New type.
11008 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11010 (lower_omp_parallel): Rename to...
11011 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11012 Call create_task_copyfn if srecord_type is needed. Adjust
11014 (task_shared_vars): New variable.
11015 (check_omp_nesting_restrictions): Warn if work-sharing,
11016 barrier, master or ordered region is closely nested inside OMP_TASK.
11017 Add warnings for barrier if closely nested inside of work-sharing,
11018 ordered, or master region.
11019 (scan_omp_1): Call check_omp_nesting_restrictions even for
11020 GOMP_barrier calls. Rename parallel_nesting_level to
11021 taskreg_nesting_level. Handle OMP_TASK.
11022 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11023 work-sharing construct, continue looking for them on parent parallel
11025 (lower_omp_for_lastprivate): Add lastprivate clauses
11026 to the beginning of dlist rather than end. Adjust for struct
11027 omp_for_data changes.
11028 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11029 not after it. Handle collapsed OMP_FOR loops, adjust for
11030 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11031 (get_ws_args_for): Adjust extract_omp_for_data caller.
11032 (scan_omp_for): Handle collapsed OMP_FOR
11033 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11034 (lower_omp_single_simple): If libgomp function doesn't return
11035 boolean_type_node, add comparison of the return value with 0.
11036 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11037 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11038 (parallel_nesting_level): Rename to...
11039 (taskreg_nesting_level): ... this.
11040 (is_taskreg_ctx): New function.
11041 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11042 of is_parallel_ctx.
11043 (execute_lower_omp): Rename parallel_nesting_level to
11044 taskreg_nesting_level.
11045 (expand_omp_parallel): Rename to...
11046 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11047 Call omp_task_call for OMP_TASK regions.
11048 (expand_omp): Adjust caller, handle OMP_TASK.
11049 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11051 * bitmap.c (bitmap_default_obstack_depth): New variable.
11052 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11053 if argument is NULL and bitmap_default_obstack is already initialized.
11054 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11056 * matrix-reorg.c (matrix_reorg): Likewise.
11058 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11060 * config/i386/i386.md (*indirect_jump): Macroize using P
11061 mode iterator. Remove !TARGET_64BIT from insn constraints.
11062 (*tablejump_1): Ditto.
11063 (*indirect_jump_rex64): Remove insn pattern.
11064 (*tablejump_1_rex64): Ditto.
11065 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11066 and eh_return_si insn patterns.
11068 2008-06-06 Richard Guenther <rguenther@suse.de>
11070 * tree-ssa-structalias.c (merge_smts_into): Remove.
11071 (find_what_p_points_to): Do not bother to compute the
11072 points-to set for pt_anything pointers.
11073 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11074 for pt_anything pointers is ok.
11076 2008-06-06 Jan Hubicka <jh@suse.cz>
11078 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11080 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11082 * cgraph.c: Fix typos in comments.
11083 (cgraph_availability_names): Fix string typo.
11084 * fold-const.c: Fix typos in comments.
11085 (fold_binary): Fix typo in warning.
11086 * genautomata.c: Fix typos in comments.
11087 (check_presence_pattern_sets): Fix typo in local variable.
11088 (output_description): Fix typo in output.
11089 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11090 * hwint.h: Likewise.
11091 * matrix-reorg.c (check_allocation_function): Likewise.
11092 * omega.c (smooth_weird_equations): Likewise.
11093 * auto-inc-dec.c: Fix typos in comments.
11094 * bb-reorder.c: Likewise.
11095 * builtins.c: Likewise.
11096 * c-common.c: Likewise.
11097 * c-cppbuiltin.c: Likewise.
11098 * c-parser.c: Likewise.
11099 * c-pretty-print.c: Likewise.
11100 * cfgcleanup.c: Likewise.
11101 * cfgexpand.c: Likewise.
11102 * cfghooks.c: Likewise.
11103 * cfglayout.c: Likewise.
11104 * cfgloopmanip.c: Likewise.
11105 * cgraphunit.c: Likewise.
11106 * coverage.c: Likewise.
11107 * dbxout.c: Likewise.
11108 * df-byte-scan.c: Likewise.
11109 * df-core.c: Likewise.
11110 * df-problems.c: Likewise.
11111 * df-scan.c: Likewise.
11113 * dominance.c: Likewise.
11114 * domwalk.c: Likewise.
11116 * dwarf2out.c: Likewise.
11117 * emit-rtl.c: Likewise.
11118 * et-forest.c: Likewise.
11119 * function.c: Likewise.
11120 * function.h: Likewise.
11122 * gcov-io.c: Likewise.
11123 * gcov.c: Likewise.
11124 * gcse.c: Likewise.
11125 * genattrtab.c: Likewise.
11126 * ggc-page.c: Likewise.
11127 * gimplify.c: Likewise.
11128 * gthr-lynx.h: Likewise.
11129 * haifa-sched.c: Likewise.
11130 * ipa-cp.c: Likewise.
11131 * ipa-inline.c: Likewise.
11132 * ipa-prop.h: Likewise.
11133 * ipa-pure-const.c: Likewise.
11134 * ipa-struct-reorg.c: Likewise.
11135 * ipa-struct-reorg.h: Likewise.
11136 * ipa-type-escape.c: Likewise.
11138 * loop-doloop.c: Likewise.
11139 * mips-tfile.c: Likewise.
11140 * mkmap-flat.awk: Likewise.
11141 * mkmap-symver.awk: Likewise.
11142 * modulo-sched.c: Likewise.
11143 * omp-low.c: Likewise.
11144 * optabs.c: Likewise.
11145 * optabs.h: Likewise.
11146 * opts.c: Likewise.
11147 * passes.c: Likewise.
11148 * postreload-gcse.c: Likewise.
11149 * postreload.c: Likewise.
11150 * predict.c: Likewise.
11151 * pretty-print.h: Likewise.
11152 * profile.c: Likewise.
11153 * protoize.c: Likewise.
11154 * ra-conflict.c: Likewise.
11155 * real.c: Likewise.
11156 * recog.c: Likewise.
11157 * regclass.c: Likewise.
11158 * regs.h: Likewise.
11159 * reload.c: Likewise.
11160 * rtl-error.c: Likewise.
11161 * rtlanal.c: Likewise.
11162 * scan.h: Likewise.
11163 * sched-rgn.c: Likewise.
11165 * stmt.c: Likewise.
11166 * target.h: Likewise.
11167 * tree-dfa.c: Likewise.
11168 * tree-eh.c: Likewise.
11169 * tree-flow-inline.h: Likewise.
11170 * tree-inline.c: Likewise.
11171 * tree-into-ssa.c: Likewise.
11172 * tree-loop-distribution.c: Likewise.
11173 * tree-nested.c: Likewise.
11174 * tree-parloops.c: Likewise.
11175 * tree-pass.h: Likewise.
11176 * tree-pretty-print.c: Likewise.
11177 * tree-profile.c: Likewise.
11178 * tree-scalar-evolution.c: Likewise.
11179 * tree-sra.c: Likewise.
11180 * tree-ssa-alias-warnings.c: Likewise.
11181 * tree-ssa-ccp.c: Likewise.
11182 * tree-ssa-coalesce.c: Likewise.
11183 * tree-ssa-dom.c: Likewise.
11184 * tree-ssa-dse.c: Likewise.
11185 * tree-ssa-forwprop.c: Likewise.
11186 * tree-ssa-live.c: Likewise.
11187 * tree-ssa-live.h: Likewise.
11188 * tree-ssa-loop-im.c: Likewise.
11189 * tree-ssa-loop-ivopts.c: Likewise.
11190 * tree-ssa-loop-niter.c: Likewise.
11191 * tree-ssa-loop-prefetch.c: Likewise.
11192 * tree-ssa-phiopt.c: Likewise.
11193 * tree-ssa-phiprop.c: Likewise.
11194 * tree-ssa-sccvn.c: Likewise.
11195 * tree-ssa-ter.c: Likewise.
11196 * tree-ssa-threadupdate.c: Likewise.
11197 * tree-ssa.c: Likewise.
11198 * tree-vect-analyze.c: Likewise.
11199 * tree-vect-transform.c: Likewise.
11200 * tree-vectorizer.c: Likewise.
11201 * tree-vn.c: Likewise.
11202 * tree-vrp.c: Likewise.
11203 * tree.c: Likewise.
11204 * tree.def: Likewise.
11205 * tree.h: Likewise.
11206 * unwind-dw2-fde.c: Likewise.
11207 * unwind.inc: Likewise.
11208 * value-prof.c: Likewise.
11209 * vmsdbgout.c: Likewise.
11211 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11213 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11214 always place FP constants in the TOC for TARGET_POWERPC64.
11215 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11217 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11219 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11220 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11221 enable for TARGET_E500_DOUBLE.
11222 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11223 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11224 floating-point modes like integer modes for E500 double.
11225 (rs6000_legitimate_offset_address_p): Likewise.
11226 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11227 addressing for DDmode for E500 double.
11228 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11229 modes as using 64-bits of registers for E500 double.
11230 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11231 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11232 specially for E500 double.
11233 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11234 TDmode for E500 double.
11235 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11236 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11237 (rs6000_split_multireg_move): Do not handle TDmode specially for
11239 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11240 using 64-bit registers for E500 double.
11241 (emit_frame_save): Do not handle DDmode specially for E500 double.
11242 (gen_frame_mem_offset): Likewise.
11243 (rs6000_function_value): Do not call spe_build_register_parallel
11244 for DDmode or TDmode.
11245 (rs6000_libcall_value): Likewise.
11246 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11247 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11250 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11252 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11255 2008-06-04 Junjie Gu <jgu@tensilica.com>
11257 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11258 comparison for frame pointers.
11260 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11263 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11265 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11268 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11269 register is already smaller or equal to required mode.
11271 2008-06-04 Xinliang David Li <davidxl@google.com>
11273 * tree-call-cdce.c: New file.
11274 (cond_dead_built_in_calls): New static variable.
11275 (input_domain): New struct.
11276 (check_pow): New function.
11277 (check_builtin_call): Ditto.
11278 (check_target_format): Ditto.
11279 (is_call_dce_candidate): Ditto.
11280 (gen_one_condition): Ditto.
11281 (gen_conditions_for_domain): Ditto.
11282 (get_domain): Ditto.
11283 (gen_conditions_for_pow_cst_base): Ditto.
11284 (gen_conditions_for_pow_int_base): Ditto.
11285 (gen_conditions_for_pow): Ditto.
11286 (get_no_error_domain): Ditto.
11287 (gen_shrink_wrap_conditions): Ditto.
11288 (shrink_wrap_one_built_in_call): Ditto.
11289 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11290 (tree_call_cdce): Ditto.
11291 (gate_call_cdce): Ditto.
11292 (pass_call_cdce): New gimple pass.
11293 * passes.c: (init_optimization_passes): New pass.
11294 * tree-pass.h: New pass declaration.
11295 * opts.c (decode_options): New flag setting.
11296 * common.opt: Add -ftree-builtin-call-dce flag.
11297 * Makefile.in: Add new source file.
11298 * tempvar.def: New tv_id.
11299 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11301 2008-06-04 Richard Guenther <rguenther@suse.de>
11303 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11304 (is_call_clobbered): Always check var_ann->call_clobbered.
11305 (mark_call_clobbered): Always set var_ann->call_clobbered.
11306 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11307 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11308 (reset_alias_info): Clear call clobbering info on MTAGs and
11310 (set_pt_anything): Set pt_global_mem.
11311 (create_tag_raw): Adjust comment.
11312 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11314 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11315 Maxim Kuvyrkov <maxim@codesourcery.com>
11317 * config/m68k/m68k.opt (mxgot): New option.
11318 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11319 (m68k_output_addr_const_extra): New.
11320 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11321 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11322 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11323 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11325 2008-06-04 Richard Guenther <rguenther@suse.de>
11327 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11328 negative or non-representable offsets.
11330 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11332 * config/i386/i386.c (ix86_gen_leave): New.
11333 (ix86_gen_pop1): Likewise.
11334 (ix86_gen_add3): Likewise.
11335 (ix86_gen_sub3): Likewise.
11336 (ix86_gen_sub3_carry): Likewise.
11337 (ix86_gen_one_cmpl2): Likewise.
11338 (ix86_gen_monitor): Likewise.
11339 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11340 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11341 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11342 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11343 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11344 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11345 (ix86_expand_epilogue): Updated.
11346 (print_operand): Handle integer register operand for 'z'.
11347 (ix86_expand_strlensi_unroll_1): Likewise.
11348 (ix86_expand_strlen): Likewise.
11349 (ix86_expand_builtin): Likewise.
11350 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11351 mov{q}/mov{l} and add{q}/add{l}.
11353 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11355 * config/i386/i386.md (P): New mode iterator.
11356 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11357 using P mode iterator.
11358 (DFmode push_operand splitter): Ditto.
11359 (XFmode push_operand splitter): Ditto.
11360 (DFmode float_extend SFmode push_operand splitter): Ditto.
11361 (XFmode float_extend SFmode push_operand splitter): Do not generate
11362 SImode pushes for 64bit target. Macroize Dimode and SImode
11363 pushes using P mode iterator.
11364 (XFmode float_extend DFmode push_operand splitter): Ditto.
11366 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11368 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11369 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11370 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11371 return type to int.
11372 (ix86_call_abi_override): Remove check for call_used_regs.
11374 2008-06-03 Richard Guenther <rguenther@suse.de>
11376 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11377 for the lhs of calls if the return type contains pointers.
11379 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11381 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11382 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11383 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11384 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11385 of cfun and DEFAULT_ABI to deceide abi mode.
11386 (DEFAULT_ABI): New.
11387 (REG_PARM_STACK_SPACE): Removed.
11388 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11389 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11390 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11391 (ix86_function_abi): Likewise.
11392 (ix86_function_type_abi): Likewise.
11393 (ix86_call_abi_override): Likewise.
11394 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11395 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11396 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11397 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11399 (X86_64_REGPARM_MAX): New.
11400 (X86_64_SSE_REGPARM_MAX): New.
11401 (X64_REGPARM_MAX): New.
11402 (X64_SSE_REGPARM_MAX): New.
11403 (X86_32_REGPARM_MAX): New.
11404 (X86_32_SSE_REGPARM_MAX): New.
11405 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11406 (ix86_function_regparm): Handle user calling abi.
11407 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11408 by DEFAULT_ABI versus SYSV_ABI check.
11409 (ix86_reg_parm_stack_space): New.
11410 (ix86_function_type_abi): New.
11411 (ix86_call_abi_override): New.
11412 (ix86_function_abi): New.
11413 (ix86_cfun_abi): New.
11414 (init_cumulative_args): Call abi specific initialization.
11415 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11416 (function_arg_64): Extend SSE_REGPARM_MAX check.
11417 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11418 (ix86_pass_by_reference): Likewise.
11419 (ix86_function_value_regno_p): Likewise.
11420 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11421 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11422 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11423 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11424 (setup_incoming_varargs_64): Adjust regparm for call abi.
11425 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11426 (ix86_va_start): Likewise.
11427 (ix86_gimplify_va_arg): Likewise.
11428 (ix86_expand_prologue): Likewise.
11429 (output_pic_addr_const): Likewise.
11430 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11431 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11432 (x86_output_mi_thunk): Likewise.
11433 (x86_function_profiler): Likewise.
11434 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11435 (SYSV_ABI, MS_ABI): New constants.
11436 (DEFAULT_ABI): New.
11437 (init_regs): Add prototype of function in regclass.c file.
11438 (OVERRIDE_ABI_FORMAT): New.
11439 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11440 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11441 (OUTGOING_REG_PARM_STACK_SPACE): New.
11442 (ix86_reg_parm_stack_space): New prototype.
11443 (CUMULATIVE_ARGS): Add call_abi member.
11444 (machine_function): Add call_abi member.
11445 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11446 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11448 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11451 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11452 (avr_builtin_setjmp_frame_value): New function.
11453 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11454 (nonlocal_goto): Define.
11456 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11458 * config/mips/mips.c (mips_emit_loadgp): Return early if
11459 there is nothing do to, otherwise emit a blockage if
11460 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11461 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11463 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11465 * configure.ac: Drop unneeded backslash ending up in config.in.
11466 * acinclude.m4: Likewise.
11467 * config.in: Regenerate.
11469 2008-05-26 Jan Hubicka <jh@suse.cz>
11471 * predict.c (maybe_hot_frequency_p): Break out of...
11472 (maybe_hot_bb_p): ... here.
11473 (maybe_hot_edge_p): New.
11474 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11475 * basic-block.h (maybe_hot_edge_p): Declare.
11477 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11479 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11480 (*cmpfp_<mode>_cc): Ditto.
11481 (*fp_jcc_8<mode>_387): Ditto.
11482 (*fop_<MODEF:mode>_2_i387): Ditto.
11483 (*fop_<MODEF:mode>_3_i387): Ditto.
11484 (*fop_xf_2_i387): Ditto.
11485 (*fop_xf_3_i387): Ditto.
11487 2008-06-02 Tomas Bily <tbily@suse.cz>
11489 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11491 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11493 * config/mips/mips.c (mips_valid_offset_p): New function.
11494 (mips_valid_lo_sum_p): Likewise.
11495 (mips_classify_address): Use them.
11496 (mips_force_address): New function.
11497 (mips_legitimize_address): Use it.
11498 * config/mips/mips.md (MOVE128): New mode iterator.
11499 (movtf): Require TARGET_64BIT. Remove empty strings.
11500 (*movtf_internal): Rename to...
11501 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11502 of "R" and use {,fp}{load,store} attributes instead of "multi".
11503 Use a separate define_split.
11504 (*movtf_mips16): New pattern.
11506 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11508 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11509 * config/mips/mips.c (mips_expand_before_return): New function.
11510 (mips_expand_epilogue): Call it.
11511 * config/mips/mips.md (return): Turn into a define_expand.
11512 (*return): New insn.
11514 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11516 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11517 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11518 functions. Do not emit uses and clobbers of CONCATs; individually
11519 use and clobber their operands.
11520 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11521 gen_clobber, emit_use and gen_use.
11522 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11523 (expand_builtin_return): Likewise.
11524 * cfgbuild.c (count_basic_blocks): Likewise.
11525 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11526 * explow.c (emit_stack_restore): Likewise.
11527 * expmed.c (extract_bit_field_1): Likewise.
11528 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11529 (emit_move_multi_word, store_constructor): Likewise.
11530 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11531 (thread_prologue_and_epilogue_insns): Likewise.
11532 * lower-subreg.c (resolve_simple_move): Likewise.
11533 * optabs.c (widen_operand, expand_binop): Likewise.
11534 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11535 * reload.c (find_reloads): Likewise.
11536 * reload1.c (eliminate_regs_in_insn): Likewise.
11537 * stmt.c (expand_nl_goto_receiver): Likewise.
11538 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11539 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11540 * config/arm/arm.c (arm_load_pic_register): Likewise.
11541 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11542 * config/arm/arm.md (untyped_return): Likewise.
11543 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11544 * config/avr/avr.c (expand_prologue): Likewise.
11545 * config/bfin/bfin.c (do_unlink): Likewise.
11546 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11547 * config/cris/cris.c (cris_expand_prologue): Likewise.
11548 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11549 (machopic_legitimize_pic_address): Likewise.
11550 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11551 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11552 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11553 (ix86_expand_convert_uns_didf_sse): Likewise.
11554 (ix86_expand_vector_init_general): Likewise.
11555 * config/ia64/ia64.md (eh_epilogue): Likewise.
11556 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11557 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11558 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11559 (config/iq2000/iq2000.c): Likewise.
11560 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11561 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11562 (builtin_longjmp): Likewise.
11563 * config/mn10300/mn10300.md (call, call_value): Likewise.
11564 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11565 * config/pdp11/pdp11.md (abshi2): Likewise.
11566 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11567 * config/s390/s390.c (s390_emit_prologue): Likewise.
11568 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11569 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11570 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11571 * config/sh/sh.c (prepare_move_operands): Likewise.
11572 (output_stack_adjust, sh_expand_epilogue): Likewise.
11573 (sh_set_return_address, sh_expand_t_scc): Likewise.
11574 * config/sparc/sparc.c (load_pic_register): Likewise.
11575 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11576 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11577 * config/v850/v850.c (expand_epilogue): Likewise.
11579 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11581 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11582 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11583 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11584 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11585 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11586 stack pointer register.
11587 (output_movhi): Remove code for interrupt specific writing to the
11588 stack pointer register.
11590 2008-05-31 Richard Guenther <rguenther@suse.de>
11592 PR tree-optimization/34244
11593 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11594 (tree_expr_nonzero_warnv_p): Likewise.
11595 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11596 ssa_name_nonnegative_p.
11597 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11598 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11599 not tree_expr_nonzero_warnv_p.
11601 PR tree-optimization/36262
11603 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11605 PR tree-optimization/34244
11606 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11607 (record_numbers_of_iterations): New function.
11608 (execute_vrp): Cache the numbers of iterations of loops.
11609 * tree-scalar-evolution.c (scev_reset_except_niters):
11611 (scev_reset): Use scev_reset_except_niters.
11612 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11614 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11616 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11617 __WORKAROUND_RETS when appropriate.
11619 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11621 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11622 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11624 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11625 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11626 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11627 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11628 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11629 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11630 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11631 *fop_df_1_sse insn patterns using MODEF mode iterator.
11632 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11633 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11634 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11635 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11636 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11637 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11638 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11639 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11640 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11641 (*fop_xf_5_i387): Ditto.
11642 (*fop_xf_6_i387): Ditto.
11644 2008-05-30 Richard Guenther <rguenther@suse.de>
11646 * builtins.c (build_string_literal): Avoid generating
11647 a non-gimple_val result.
11649 2008-05-30 DJ Delorie <dj@redhat.com>
11651 * exec-tool.in: Use an environment variable (private) instead of a
11652 file (shared) as a semaphore, so as to not break parallel builds.
11654 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11656 * optabs.c (maybe_encapsulate_block): Remove.
11657 (emit_libcall_block): Adjust accordingly.
11658 * optabs.h (maybe_encapsulate_block): Remove prototype.
11660 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11661 Don't use maybe_encapsulate_block.
11663 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11665 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11666 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11667 rtx is a SYMBOL_REF before calling get_pool_constant.
11669 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11671 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11673 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11675 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11676 rather than OS names to choose INO_T_EQ definition.
11677 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11678 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11680 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11683 * config/darwin-f.c: New.
11684 * config/t-darwin: Added rule to build darwin-f.o.
11685 * config.gcc: Defined new variable, fortran_target_objs.
11686 (*-*-darwin*): Set fortran_target_objs.
11687 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11688 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11689 * configure: Regenerated.
11691 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11694 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11695 canonical type if needed.
11697 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11699 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11701 2008-05-29 Richard Guenther <rguenther@suse.de>
11703 PR tree-optimization/36343
11704 PR tree-optimization/36346
11705 PR tree-optimization/36347
11706 * tree-flow.h (clobber_what_p_points_to): Declare.
11707 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11708 pointed-to variable is dereferenced is irrelevant to whether
11709 the pointer can access the pointed-to variable.
11710 (clobber_what_p_points_to): New function.
11711 * tree-ssa-alias.c (set_initial_properties): Use it.
11712 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11713 call clobber check for NMTs.
11715 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11717 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11718 for printing gcov_type.
11720 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11722 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11723 and the eh region information.
11724 * value-prof.c (gimple_move_stmt_histograms): New function.
11725 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11727 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11729 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11731 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11733 * value-prof.c (tree_ic_transform): Print counts.
11734 * tree-profile.c (tree_gen_ic_func_profiler):
11735 Clear __gcov_indreict_call_callee variable to avoid misattribution
11738 2008-05-28 Rafael Espíndola <espindola@google.com>
11740 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11743 2008-05-28 Richard Guenther <rguenther@suse.de>
11745 PR tree-optimization/36339
11746 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11747 and clobbering code out of the loop.
11749 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11751 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11754 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11755 s390_contiguous_bitmask_p, s390_symref_operand_p,
11756 s390_check_symref_alignment, s390_reload_larl_operand,
11757 s390_reload_symref_address): New functions.
11758 (s390_branch_condition_mnemonic): Support compare and branch
11760 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11761 and 'W' constraints.
11762 (s390_secondary_reload): Add secondary reloads for unaligned
11763 symbol refs or symbol refs to floating point or QI/TI mode
11765 (legitimate_address_p): Accept symbol references as addresses.
11766 (s390_expand_insv): Use rotate and insert selected bits
11767 instruction for insv when building for z10.
11768 (print_operand_address): Handle symbol ref addresses.
11769 (print_operand): Output modifier 'c' added for signed byte values.
11770 (s390_encode_section_info): Mark symbol refs with
11771 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11773 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11774 (length attribute): RRF, RRR have 4 byte length.
11775 (FPALL, INTALL): New mode iterators added.
11776 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11777 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11778 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11779 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11780 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11781 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11782 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11783 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11785 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11786 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11787 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11788 reload<INTALL:mode><P:mode>_toreg_z10,
11789 reload<FPALL:mode><P:mode>_tomem_z10,
11790 reload<FPALL:mode><P:mode>_toreg_z10,
11791 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11792 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11793 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11794 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11796 (movmem, clrmem, cmpmem): New splitters added.
11798 * config/s390/predicates.md (larl_operand): Use
11799 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11800 SYMBOL_REF_ALIGN1_P.
11801 (s390_signed_integer_comparison,
11802 s390_unsigned_integer_comparison): New predicates.
11804 * config/s390/s390-protos.h (s390_check_symref_alignment,
11805 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11806 s390_reload_symref_address,
11807 s390_compare_and_branch_condition_mask): Prototypes added.
11809 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11810 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11811 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11813 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11815 * config/s390/s390.c (z10_cost): New cost function for z10.
11816 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11817 (s390_issue_rate): Adjust issue rate for z10.
11818 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11819 (processor_flags): Add PF_Z10.
11820 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11821 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11822 * gcc/config.gcc: Add z10.
11824 2008-05-28 Richard Guenther <rguenther@suse.de>
11826 PR tree-optimization/36291
11827 * tree-flow. h (struct gimple_df): Remove var_anns member.
11828 * tree-flow-inline.h (gimple_var_anns): Remove.
11829 (var_ann): Simplify.
11830 * tree-dfa.c (create_var_ann): Simplify.
11831 (remove_referenced_var): Clear alias info from var_anns of globals.
11832 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11833 (delete_tree_ssa): Clear alias info from var_anns of globals.
11834 Do not free var_anns.
11835 (var_ann_eq): Remove.
11836 (var_ann_hash): Likewise.
11838 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11840 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11841 and loongson2f entries.
11842 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11843 * config/mips/mips.h (processor_type): Add Loongson-2E
11844 and Loongson-2F entries.
11845 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11846 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11847 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11848 * doc/invoke.texi (MIPS Options): Document loongson2e
11849 and loongson2f processor names.
11851 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11855 * config/i386/i386.c (ix86_function_arg_boundary): Use
11856 alignment of canonical type.
11857 (ix86_expand_vector_move): Check unaligned memory access for
11860 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11862 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11863 Moved to the front of file.
11865 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11866 H.J. Lu <hongjiu.lu@intel.com>
11868 * dwarf2out.c (current_fde): New.
11870 (lookup_cfa:): Likewise.
11871 (dwarf2out_end_epilogue): Likewise.
11872 (dwarf2out_note_section_used): Likewise.
11874 2008-05-27 Michael Matz <matz@suse.de>
11877 * c.opt (Wenum-compare): New warning option.
11878 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11880 2008-05-27 Michael Matz <matz@suse.de>
11882 PR middle-end/36326
11883 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11885 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11886 into memory as tail calls.
11888 2008-05-27 Richard Guenther <rguenther@suse.de>
11890 PR tree-optimization/36339
11891 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11892 pointers cause all addressable variables to be call clobbered.
11894 2008-05-27 Richard Guenther <rguenther@suse.de>
11896 PR tree-optimization/36245
11897 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11899 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11901 * config/s390/s390.md: Replace all occurences of the 'm'
11902 constraint with 'RT'.
11904 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11906 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11908 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11910 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11911 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11912 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11914 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11916 * reload.c: (find_reloads): Skip alternatives according to the
11917 "enabled" attribute. Constify the constraint variable.
11918 * recog.c (get_attr_enabled): Add default implementation.
11919 (extract_insn): Set the alternative_enabled_p array
11920 in the recog_data struct.
11921 (preprocess_constraints, constrain_operands): Skip
11922 alternatives according to the "enabled" attribute
11923 * recog.h (struct recog_data): New field alternative_enabled_p.
11924 (skip_alternative): New inline function.
11925 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11926 (record_reg_classes): Skip alternative according to the
11927 "enabled" attribute.
11929 * doc/md.texi: Add documention for the "enabled" attribute.
11931 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11933 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11934 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11935 constraint with TARGET_MEM_CONSTRAINT.
11936 * recog.c (asm_operand_ok, preprocess_constraints,
11937 constrain_operands): Likewise.
11938 * regclass.c (record_reg_classes): Likewise.
11939 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11940 * reload1.c (maybe_fix_stack_asms): Likewise.
11941 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11942 * recog.h: Adjust comment.
11943 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11944 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11945 * doc/md.texi: Add a note to description of 'm' constraint.
11946 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11948 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11950 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11951 that the bitfield is of integral type before testing its precision.
11953 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11954 Sa Liu <saliu@de.ibm.com>
11956 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11957 __modti3, __udivti3, __umodti3 and __udivmodti4.
11958 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11959 that implement TImode mul and div functions.
11960 * config/spu/multi3.c: New. Implement __multi3.
11961 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11962 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11965 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11967 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11968 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11969 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11970 tls_sysv_suffix): New mode and mode attribute iterators.
11971 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11972 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11973 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11974 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11975 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11978 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11980 PR tree-optimization/36329
11981 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11982 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11983 * cgraphbuild.c (initialize_inline_failed): Use the latter
11984 macro in lieu of the former.
11985 * ipa-inline.c (cgraph_mark_inline): Likewise.
11986 (cgraph_decide_inlining_of_small_function): Likewise.
11987 (cgraph_decide_inlining): Likewise.
11988 (cgraph_decide_inlining_incrementally): Likewise.
11990 2008-05-26 Tristan Gingold <gingold@adacore.com>
11991 Anatoly Sokolov <aesok@post.ru>
11993 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11994 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11995 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11996 optimization for 'avr6' architecture.
11998 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12001 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12003 2008-05-26 Richard Guenther <rguenther@suse.de>
12005 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12006 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12008 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12010 PR middle-end/36253
12011 * caller-save.c (insert_restore): Verify alignment of spill space.
12012 (insert_save): Likewise.
12013 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12014 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12015 (STACK_SLOT_ALIGNMENT): Likewise.
12016 * function.c (LOCAL_ALIGNMENT): Removed.
12017 (get_stack_local_alignment): New.
12018 (assign_stack_local): Use it. Set alignment on stack slot.
12019 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12020 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12021 (STACK_SLOT_ALIGNMENT): New.
12022 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12023 stack slot in XFmode.
12025 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12027 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12030 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12031 argument operand in rax isn't removed.
12033 2008-05-26 Richard Guenther <rguenther@suse.de>
12035 PR middle-end/36300
12036 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12037 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12039 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12042 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12044 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12046 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12047 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12049 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12051 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12052 build a trampoline if we don't want one.
12053 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12054 return zero for nested functions if we don't want a trampoline.
12056 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12058 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12060 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12063 * c.opt: Removed undocumented option '-lang-fortran'.
12064 * c-common.h: Removed global variable 'lang_fortran'.
12065 * c-opts.c (c_common_handle_option): Removed code to handle
12066 option '-lang-fortran'. Updated includes.
12067 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12068 definition of '__GFORTRAN__'.
12069 (define__GNUC__): Reimplemented to use BASEVER and
12070 cpp_define_formatted.
12071 (builtin_define_with_value_n): Removed.
12072 * c-incpath.h: Renamed to ...
12073 * incpath.h: ... this.
12074 * c-incpath.c: Renamed to ...
12075 * incpath.c: ... this. Updated includes.
12076 * fix-header.c: Updated includes.
12077 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12078 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12079 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12081 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12083 * tree.h: Update the table of flags used on tree nodes.
12084 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12085 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12086 (FORCED_LABEL): Add access check.
12087 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12088 (ASM_INPUT_P): Likewise.
12089 (ASM_VOLATILE_P): Likewise.
12090 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12091 (OMP_SECTION_LAST): Access private_flag directly.
12092 (OMP_RETURN_NOWAIT): Likewise.
12093 (OMP_PARALLEL_COMBINED): Likewise.
12094 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12095 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12096 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12097 deprecated_flag directly.
12099 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12101 * final.c (frame_pointer_needed): Removed.
12102 * flags.h (frame_pointer_needed): Likewise.
12104 * function.h (rtl_data): Add frame_pointer_needed.
12105 (frame_pointer_needed): New.
12107 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12109 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12111 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12113 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12116 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12118 * c-common.c (strip_array_types): Move function to..
12120 (get_inner_array_type): Delete.
12121 * c-common.h (strip_array_types): Move declaration to..
12123 (get_inner_array_type): Delete.
12124 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12125 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12126 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12127 * config/pa/pa.c (emit_move_sequence): Likewise.
12129 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12131 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12134 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12136 * function.c: Include target hook for nonlocal_goto frame value.
12138 2008-05-24 Richard Guenther <rguenther@suse.de>
12140 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12141 variable can be only accessed through a pointer or a union.
12143 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12145 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12146 * doc/extend.texi: Likewise.
12148 2008-05-23 DJ Delorie <dj@redhat.com>
12150 * config/m32c/jump.md (untyped_call): Add.
12152 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12153 for A24 to PSImode.
12154 (m32c_address_cost): Detail costs for indirect offsets.
12156 2008-05-23 Rafael Espíndola <espindola@google.com>
12158 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12159 if a node is a SUBREG.
12160 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12163 2008-05-23 Paul Brook <paul@codesourcery.com>
12164 Carlos O'Donell <carlos@codesourcery.com>
12166 * doc/extend.texi: Clarify use of __attribute__((naked)).
12167 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12168 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12169 * function.c (use_register_for_decl): Use
12170 targetm.calls.allocate_stack_slots_for_args.
12171 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12172 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12173 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12175 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12177 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12179 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12181 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12182 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12183 is only rounded once.
12185 2008-05-23 Richard Guenther <rguenther@suse.de>
12187 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12189 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12190 Jakub Jelinek <jakub@redhat.com>
12193 * configure.ac: Handle --enable-cld.
12194 * configure: Regenerated.
12195 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12196 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12197 (ix86_current_function_needs_cld): New define.
12198 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12199 (cld): New isns pattern.
12200 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12201 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12202 * config/i386/i386.opt (mcld): New option.
12203 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12204 TARGET_CLD and ix86_current_function_needs_cld.
12205 (override_options): Use -mcld by default for 32-bit code if
12208 * doc/install.texi (Options specification): Document --enable-cld.
12209 * doc/invoke.texi (Machine Dependent Options)
12210 [i386 and x86-64 Options]: Add -mcld option.
12211 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12213 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12214 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12215 (return_in_memory_64): Likewise.
12216 (return_in_memory_ms_64): Likewise.
12218 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12220 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12221 * builtins.c (fold_builtin_fpclassify): New.
12222 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12223 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12224 * c-common.c (handle_type_generic_attribute): Adjust to accept
12225 fixed arguments before an elipsis.
12226 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12227 * doc/extend.texi: Document __builtin_fpclassify.
12229 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12231 * omp-low.c (gate_expand_omp_ssa): Remove.
12232 (pass_expand_omp_ssa): Remove.
12233 (gate_expand_omp): Do not check for flag_openmp_ssa.
12234 * common.opt (-fopenmp-ssa): Remove.
12235 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12237 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12239 * config/sh/sh.opt (mfixed-range): New option.
12240 * config/sh/sh-protos.h (sh_fix_range): Declare.
12241 * config/sh/sh.c (sh_fix_range): New function.
12242 * config/sh/sh.h (sh_fixed_range_str): Declare.
12243 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12245 * doc/invoke.texi (SH Options): Document -mfixed-range.
12247 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12249 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12250 it before the redeclaration.
12252 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12254 * config/avr/avr.c (get_sequence_length): Add new function.
12255 (expand_prologue, expand_epilogue): Remove duplicate code.
12257 2008-05-22 Rafael Espíndola <espindola@google.com>
12259 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12262 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12264 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12265 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12267 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12268 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12269 (vect_update_misalignment_for_peel): Likewise.
12270 (vector_alignment_reachable_p): Likewise.
12271 * tree-vect-transform.c (vectorizable_load): Likewise.
12272 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12273 (get_vectype_for_scalar_type): Pass mode of scalar_type
12274 to UNITS_PER_SIMD_WORD.
12276 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12277 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12278 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12279 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12280 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12282 2008-05-22 Ira Rosen <irar@il.ibm.com>
12284 PR tree-optimization/36293
12285 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12286 if the first load must be skipped because of a gap.
12288 2008-05-22 Richard Guenther <rguenther@suse.de>
12290 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12291 more cases of offset disambiguation that is possible if
12292 strict-aliasing rules apply.
12293 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12294 for basic offset and type-based disambiguation.
12296 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12298 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12299 ix86_expand_vector_set on V16QImode for SSE4.1.
12301 2008-05-21 Tom Tromey <tromey@redhat.com>
12303 * c.opt (Wimport): Mark as undocumented.
12304 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12306 (Warning Options): Likewise.
12307 * doc/cppopts.texi: Don't mention -Wimport.
12309 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12311 PR tree-optimization/36287
12312 PR tree-optimization/36286
12313 * lambda-code.c (build_access_matrix): Do not use the loop->num
12314 for computing the number of induction variables: use the loop depth
12317 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12320 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12321 option -f(no-)leading-underscore.
12323 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12325 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12326 GET_MODE_NUNITS (mode).
12328 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12330 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12331 (-mmulhw): Add 464 to description.
12332 (-mdlmzb): Likewise.
12333 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12334 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12336 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12337 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12338 * config/rs6000/rs6000.md: Update comments for 464.
12340 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12342 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12344 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12346 * config/i386/sse.md (vec_extractv4sf): Removed.
12347 (vec_extractv2df): Likewise.
12348 (vec_extractv2di): Likewise.
12349 (vec_extractv4si): Likewise.
12350 (vec_extractv8hi): Likewise.
12351 (vec_extractv16qi): Likewise.
12352 (vec_extract<mode>): New.
12354 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12356 * config/i386/sse.md (vec_setv4sf): Removed.
12357 (vec_setv2df): Likewise.
12358 (vec_setv2di): Likewise.
12359 (vec_setv4si): Likewise.
12360 (vec_setv8hi): Likewise.
12361 (vec_setv16qi): Likewise.
12362 (vec_set<mode>): New.
12364 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12366 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12367 goto for vec_concat and vec_interleave.
12369 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12371 * config/i386/sse.md (vec_initv4sf): Removed.
12372 (vec_initv2df): Likewise.
12373 (vec_initv2di): Likewise.
12374 (vec_initv4si): Likewise.
12375 (vec_initv8hi): Likewise.
12376 (vec_initv16qi): Likewise.
12377 (vec_init<mode>): New.
12379 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12381 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12383 2008-05-21 Tom Tromey <tromey@redhat.com>
12385 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12386 (zone_find_object_offset): Likewise.
12387 (gt_ggc_m_S): Likewise.
12388 (highest_bit): Likewise.
12389 * ggc-page.c (gt_ggc_m_S): New function.
12390 * stringpool.c (string_stack): Remove.
12391 (init_stringpool): Update.
12392 (ggc_alloc_string): Use ggc_alloc.
12393 (maybe_delete_ident): New function.
12394 (ggc_purge_stringpool): Likewise.
12395 (gt_ggc_m_S): Remove.
12396 * ggc-common.c (ggc_protect_identifiers): New global.
12397 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12398 ggc_protect_identifiers.
12399 * ggc.h (ggc_protect_identifiers): Declare.
12400 (gt_ggc_m_S): Update.
12401 (ggc_purge_stringpool): Declare.
12402 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12403 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12405 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12407 2008-05-21 David S. Miller <davem@davemloft.net>
12409 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12412 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12414 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12417 2008-05-20 David Daney <ddaney@avtrex.com>
12419 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12420 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12421 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12422 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12423 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12424 (atomic_hiqi_op): New define_code_iterator.
12425 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12426 mips_expand_compare_and_swap_12.
12427 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12428 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12429 (sync_<optab><mode>, sync_old_<optab><mode>,
12430 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12431 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12432 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12433 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12434 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12435 (test_and_set_12): New insn.
12436 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12437 sync_new_<optab><mode>, sync_old_nand<mode>,
12438 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12439 clobber to operand 0 for SI and DI mode insns.
12440 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12441 mips_gen_fn_4): New typedefs.
12442 (mips_gen_fn_ptrs): Define new union type.
12443 (mips_expand_compare_and_swap_12): Remove declaration.
12444 (mips_expand_atomic_qihi): Declare function.
12445 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12446 (mips_expand_atomic_qihi): ... this. Use new generator function
12448 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12449 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12450 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12451 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12452 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12453 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12454 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12455 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12456 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12457 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12460 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12462 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12465 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12467 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12468 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12469 (avr_attribute_table): Add 'OS_main' function attribute.
12470 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12471 functions with 'OS_main' attribute.
12473 2008-05-20 Richard Guenther <rguenther@suse.de>
12475 PR tree-optimization/35204
12476 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12477 helper, split out from ...
12478 (DFS): ... here. Make the DFS walk non-recursive.
12480 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12481 Jan Sjodin <jan.sjodin@amd.com>
12483 PR tree-optimization/36181
12484 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12485 (parallelize_loops): Don't parallelize when the loop has vector
12488 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12489 Sebastian Pop <sebastian.pop@amd.com>
12491 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12492 matrix, and never look at the tree representation of the memory
12494 (linear_transform_loops): Computes parameters and access matrices.
12495 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12497 (access_matrix_get_index_for_parameter): New.
12498 * tree-data-ref.h (struct access_matrix): New.
12499 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12500 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12501 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12502 am_vector_index_for_loop): New.
12503 (struct data_reference): Add field access_matrix.
12504 (DR_ACCESS_MATRIX): New.
12505 (compute_data_dependences_for_loop): Update declaration.
12506 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12507 * lambda.h (lambda_vector_vec_p): Declared.
12508 * lambda-code.c: Depend on pointer-set.h.
12509 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12510 av_for_af_base, av_for_af, build_access_matrix,
12511 lambda_compute_access_matrices): New.
12512 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12514 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12516 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12517 $SOURCEDIR/include.
12519 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12520 Sebastian Pop <sebastian.pop@amd.com>
12522 PR tree-optimization/36206
12523 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12525 (instantiate_scev_1): Rename flags to fold_conversions.
12526 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12527 outeside instantiation_loop.
12528 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12529 (evolution_function_is_affine_or_constant_p): Removed.
12530 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12532 (analyze_siv_subscript): Pass in the loop nest number.
12533 Call evolution_function_is_affine_in_loop instead of
12534 evolution_function_is_affine_p.
12535 (analyze_overlapping_iterations): Pass in the loop nest number.
12537 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12538 Sebastian Pop <sebastian.pop@amd.com>
12540 PR tree-optimization/36206
12541 * tree-chrec.h (chrec_fold_op): New.
12542 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12545 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12547 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12549 (remove_duplicates): Do not set inode on non-inode systems.
12552 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12554 * config.gcc (tm_file): Update comments about relative pathnames.
12556 2008-05-20 Richard Guenther <rguenther@suse.de>
12558 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12559 * tree-ssa-sccvn.c (process_scc): Likewise.
12560 * tree-ssa-sink.c (execute_sink_code): Likewise.
12561 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12562 * tree-vrp.c (process_assert_insertions): Likewise.
12563 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12564 (perform_tree_ssa_dce): Likewise.
12565 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12566 (dump_dominator_optimization_stats): Likewise.
12567 * tree-vectorizer.c (vectorize_loops): Likewise.
12569 2008-05-20 Richard Guenther <rguenther@suse.de>
12571 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12573 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12575 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12576 (ix86_i386elf_return_in_memory): Likewise.
12577 (ix86_i386interix_return_in_memory): Likewise.
12578 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12579 (SUBTARGET_RETURN_IN_MEMORY): New.
12580 * config/i386/i386elf.h: Likewise.
12581 * config/i386/ptx4-i.h: Likewise.
12582 * config/i386/sol2-10.h: Likewise.
12583 * config/i386/sysv4.h: Likewise.
12584 * config/i386/vx-common.h: Likewise.
12585 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12586 * config/i386/i386.c (ix86_return_in_memory): Made static and
12587 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12588 (ix86_i386elf_return_in_memory): Removed.
12589 (ix86_i386interix_return_in_memory): Removed.
12590 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12591 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12593 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12595 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12597 2008-05-19 Xinliang David Li <davidxl@google.com>
12599 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12601 * common.opt: Ditto.
12602 * doc/invoke.texi: Ditto.
12604 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12606 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12607 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12609 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12611 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12612 sizes of operand array from 8/4 to 4/2.
12613 (ix86_expand_vector_init_general): Change size of operand array
12614 from 32 to 16. Remove op0, op1 and half_mode.
12616 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12618 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12619 (ix86_expand_vector_init_interleave): Likewise.
12620 (ix86_expand_vector_init_general): Use them. Assert
12621 word_mode == SImode when n_words == 4.
12623 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12625 * config/i386/i386.c (ix86_secondary_reload): New static function.
12626 (TARGET_SECONDARY_RELOAD): New define.
12627 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12628 * config/i386/i386.md (reload_outqi): Remove.
12630 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12632 PR middle-end/35509
12633 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12634 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12635 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12636 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12637 (fold_builtin_1): Likewise.
12638 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12639 c-common.c (check_builtin_function_arguments): Handle
12640 BUILT_IN_ISINF_SIGN.
12641 * doc/extend.texi: Document __builtin_isinf_sign.
12642 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12644 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12646 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12647 EH cleanup at the end of the pass, search for those that have been
12648 turned into forwarder blocks and do the cleanup on their successor.
12650 2008-05-18 Richard Guenther <rguenther@suse.de>
12652 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12653 pointers to sizetype and vice versa.
12655 2008-05-18 Xinliang David Li <davidxl@google.com>
12657 * gcc/tree-ssa-dce.c: Coding style fix.
12658 (check_pow): Documentation comment.
12659 (check_log): Documenation comment. Coding style fix.
12660 (is_unnecessary_except_errno_call): Ditto.
12661 (gen_conditions_for_pow): Ditto.
12662 (gen_conditions_for_log): Ditto.
12663 (gen_shrink_wrap_conditions): Ditto.
12664 (shrink_wrap_one_built_in_calls): Ditto.
12665 * gcc/doc/invoke.texi: Better documentation string.
12666 * ChangeLog: Fix wrong change log entries from
12667 May 17 checkin on function call DCE.
12669 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12671 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12673 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12675 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12676 * df-problems.c (simulation routines): Fixed block comment to
12677 properly say how to add forwards scanning functions.
12679 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12681 * tree-inline.c (setup_one_parameter): Remove dead code.
12683 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12685 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12686 a BIT_AND_EXPR only for an INTEGER_TYPE.
12688 2008-05-17 Xinliang David Li <davidxl@google.com>
12690 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12691 (check_pow, check_log, is_unnecessary_except_errno_call): New
12692 functions to check for eliminating math functions that are pure
12693 except for setting errno.
12694 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12695 general condition expressions for shrink-wrapping pow/log calls.
12696 (gen_shrink_wrap_conditions): Ditto.
12697 (shrink_wrap_one_built_in_call): Ditto.
12698 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12699 (mark_operand_necessary): If debugging, output if OP is necessary.
12700 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12702 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12704 * gcc/common.opt: New user flag -ftree-builtin-dce.
12705 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12707 2008-05-16 David S. Miller <davem@davemloft.net>
12709 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12710 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12712 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12715 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12717 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12719 * ifcvt.c (dead_or_predicable): Rename
12720 df_simulate_one_insn_backwards to df_simulate_one_insn.
12721 * recog.c (peephole2_optimize): Ditto.
12722 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12724 * df.h: Rename df_simulate_one_insn_backwards to
12725 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12726 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12727 scanning of defs and uses.
12728 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12729 (df_simulate_one_insn_forwards): Removed.
12731 2008-05-16 Doug Kwan <dougkwan@google.com>
12733 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12735 (real_from_string): Handle NaNs and Inf as approriate.
12737 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12739 * doc/gty.texi (Source Files Containing Type Information): Note
12740 that headers should appear first in the gtfiles list.
12742 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12744 * tree.def (COND_EXEC): Properly documented this code.
12746 2008-05-16 Diego Novillo <dnovillo@google.com>
12748 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12749 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12752 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12754 * tree-ssa-dse (max_stmt_uid): Removed.
12755 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12756 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12757 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12758 * function.h (cfun.last_stmt_uid): New field.
12759 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12760 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12762 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12763 (create_stmt_ann): Initialize the ann->uid field.
12764 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12766 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12768 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12770 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12771 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12772 (init_empty_tree_cfg): Call it.
12774 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12776 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12779 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12781 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12782 * tree-dump.c (dump_options): New verbose option.
12783 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12785 * tree-pass.h (TDF_VERBOSE): New dump flag.
12786 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12787 (tree-flow.h): Added include.
12788 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12790 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12792 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12794 From Jie Zhang <jie.zhang@analog.com>
12795 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12796 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12797 mcpu=bf561-none and mcpu=bf561-0.2.
12798 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12799 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12800 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12801 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12802 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12803 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12804 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12806 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12807 (cputype_selected): Remove.
12808 (bfin_handle_option): Don't use cputype_selected.
12809 (override_options): When no mcpu option, enable all workarounds.
12810 Don't use bfin_workarounds.
12811 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12813 (DEFAULT_CPU_TYPE): Don't define.
12815 2008-05-16 Richard Guenther <rguenther@suse.de>
12817 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12818 on deletion of the last stmt.
12820 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12822 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12823 V8HImode for SSE2 and V16QImode for SSE4.1.
12825 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12827 * cgraph.h (compute_inline_parameters): Made public.
12828 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12829 variable_generate_summary, function_write_summary,
12830 variable_write_summary, variable_read_summary. Added generate_summary,
12831 write_summary, read_summary.
12832 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12833 pass_ipa_inline.function_generate_summary, to
12834 compute_inline_parameters.
12835 * ipa-inline.c (compute_inline_parameters): Made public and added
12837 (compute_inline_parameters_for_current): New function.
12838 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12839 (inline_generate_summary): Removed parameter and made to loop over
12841 (pass_ipa_inline): Updated for new IPA_PASS structure.
12842 * passes.c (execute_ipa_summary_passes): Now is called once per
12843 pass rather than once per node*pass.
12845 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12847 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12848 avr_have_mul_p, avr_asm_only_p): Remove variables.
12849 (avr_override_options): Remove initialization of removed variables.
12850 (avr_file_start): Convert removed variables to fields of
12851 'struct base_arch_s *avr_current_arch'.
12852 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12853 (AVR_HAVE_MUL): (Ditto.).
12854 (AVR_HAVE_MOVW): (Ditto.).
12855 (AVR_HAVE_LPMX): (Ditto.).
12856 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12857 avr_asm_only_p): Remove declaration.
12859 2008-05-15 Diego Novillo <dnovillo@google.com>
12861 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12862 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12864 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12866 PR middle-end/36194
12867 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12868 Don't call record_truncated_value from here.
12869 (record_truncated_value): Turn it into a for_each_rtx callback.
12870 (record_truncated_values): New function.
12871 (combine_instructions): Call note_uses with record_truncated_values.
12872 Change name of check_conversion to check_promoted_subreg.
12874 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12876 * doc/sourcebuild.texi: Document support for torture tests.
12878 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12881 to alternative 4 of operand 2.
12883 2008-05-15 Richard Guenther <rguenther@suse.de>
12885 * tree-pass.h (current_pass): Declare.
12886 (get_pass_for_id): Likewise.
12887 * passes.c (passes_by_id, passes_by_id_size): New globals.
12888 (set_pass_for_id): New function.
12889 (get_pass_for_id): Likewise.
12890 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12891 (execute_function_todo): Flush per function statistics.
12892 * toplev.c (compile_file): Init statistics.
12893 (general_init): Do early statistics initialization.
12894 (finalize): Finish statistics.
12895 * statistics.h (statistics_early_init): Declare.
12896 (statistics_init): Likewise.
12897 (statistics_fini): Likewise.
12898 (statistics_fini_pass): Likewise.
12899 (statistics_counter_event): Likewise.
12900 (statistics_histogram_event): Likewise.
12901 * statistics.c: New file.
12902 * Makefile.in (OBJS-common): Add statistics.o.
12903 (statistics.o): Add dependencies.
12904 * doc/invoke.texi (-fdump-statistics): Document.
12906 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12907 (insert): Likewise.
12908 (execute_pre): Use statistics_counter_event.
12909 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12910 (substitute_and_fold): Increment it. Use statistics_counter_event.
12912 2008-05-15 Diego Novillo <dnovillo@google.com>
12914 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12916 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12917 * tree-ssa-alias.c (new_type_alias): Remove references to
12918 sub-variables from comment.
12919 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12921 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12923 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12924 attribute to 1 only for insertps alternative.
12926 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12928 * config/bfin/bfin.md (loadbytes): New pattern.
12929 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12930 (bfin_init_builtins): Initialize it.
12931 (bdesc_1arg): Add it.
12933 2008-05-15 Sa Liu <saliu@de.ibm.com>
12935 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12936 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12937 * testsuite/lib/target-supports.exp: Add
12938 check_effective_target_fortran_integer_16.
12940 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12942 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12943 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12944 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12945 (TARGET_RETURN_IN_MEMORY): Define.
12947 2008-05-15 Richard Guenther <rguenther@suse.de>
12949 PR middle-end/36244
12950 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12951 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12952 represent unmodifiable vars.
12954 2008-05-15 Richard Guenther <rguenther@suse.de>
12956 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12957 INDIRECT_REF and TARGET_MEM_REF.
12958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12961 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12962 H.J. Lu <hongjiu.lu@intel.com>
12964 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12965 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12966 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12967 insn alternatives. Add missing alternatives.
12968 (*vec_concatv2di_rex64_sse4_1): Likewise.
12969 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12970 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12971 Require TARGET_SSE.
12973 2008-05-15 Richard Guenther <rguenther@suse.de>
12975 PR tree-optimization/36009
12976 PR tree-optimization/36204
12977 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12978 (determine_invariantness_stmt): Record the loop a store is
12979 always executed in.
12980 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12983 2008-05-15 Richard Guenther <rguenther@suse.de>
12985 PR tree-optimization/34330
12986 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12987 through the pointer will alias the SMT.
12989 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12991 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12993 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12995 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12997 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12998 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13000 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13001 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13002 (vashl_optab): New optab for vector/vector shifts.
13003 (vashr_optab): Ditto.
13004 (vlshr_optab): Ditto.
13005 (vrotl_optab): Ditto.
13006 (vrotr_optab): Ditto.
13007 (optab_subtype): New enum for optab_for_tree_code call.
13008 (optab_for_tree_code): Add enum optab_subtype argument.
13010 * optabs.c (optab_for_tree_code): Take an additional argument to
13011 distinguish between a vector shift by a scalar and vector shift by
13012 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13013 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13014 vector shift by a vector.
13015 (expand_widen_pattern_expr): Pass additional argument to
13016 optab_for_tree_code.
13018 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13019 vrotl_optab, vrotr_optab.
13021 * expr.c (expand_expr_real_1): Update calls to
13022 optab_for_tree_code to distinguish between vector shifted by a
13023 scalar and vector shifted by a vector.
13024 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13025 (supportable_narrowing_operation): Ditto.
13026 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13027 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13028 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13029 (vect_create_epilog_for_reduction): Ditto.
13030 (vectorizable_reduction): Ditto.
13031 (vectorizable_operation): Ditto.
13032 (vect_strided_store_supported): Ditto.
13033 (vect_strided_load_supported): Ditto.
13034 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13035 * expmed.c (expand_shift): Ditto.
13037 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13039 (ashr@var{m}3): Ditto.
13040 (vashl@var{m}3): Document new vector/vector shift standard name.
13041 (vashr@var{m}3): Ditto.
13042 (vlshr@var{m}3): Ditto.
13043 (vrotl@var{m}3): Ditto.
13044 (vrotr@var{m}3): Ditto.
13046 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13047 (PPERM_INVERT): Ditto.
13048 (PPERM_REVERSE): Ditto.
13049 (PPERM_REV_INV): Ditto.
13050 (PPERM_ZERO): Ditto.
13051 (PPERM_ONES): Ditto.
13052 (PPERM_SIGN): Ditto.
13053 (PPERM_INV_SIGN): Ditto.
13054 (PPERM_SRC1): Ditto.
13055 (PPERM_SRC2): Ditto.
13057 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13058 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13059 allows a memory operand to be the value being added, and split it
13060 to improve vectorization.
13061 (sse5_pmacsdqh_mem): Ditto.
13062 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13063 (sse5_mulv2div2di3_high): Ditto.
13064 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13065 (vec_pack_trunc_v4si): Ditto.
13066 (vec_pack_trunc_v2di): Ditto.
13067 (sse5_pcmov_<mode>): Remove code that tried to use use
13068 andps/andnps instead of pcmov.
13069 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13070 pmacsdqh instructions.
13071 (vec_widen_smult_lo_v4si): Ditto.
13073 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13074 (PPERM_INVERT): Ditto.
13075 (PPERM_REVERSE): Ditto.
13076 (PPERM_REV_INV): Ditto.
13077 (PPERM_ZERO): Ditto.
13078 (PPERM_ONES): Ditto.
13079 (PPERM_SIGN): Ditto.
13080 (PPERM_INV_SIGN): Ditto.
13081 (PPERM_SRC1): Ditto.
13082 (PPERM_SRC2): Ditto.
13083 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13085 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13087 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13088 says ignore whether the last reference is a memory operand.
13090 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13091 Paolo Bonzini <bonzini at gnu dot org>
13093 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13096 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13097 (vlshr<mode>3): Rename from vlshr<mode>3.
13098 (vashr<mode>3): Rename from vashr<mode>3.
13099 (mulv4sf3): Change the names of vector shift patterns.
13103 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13106 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13131 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13132 (floatunssidf2_internal): Change vector/vector shift names.
13133 (floatunsdidf2_internal): Ditto.
13140 (vashl<mode>3): Rename from ashl<mode>3.
13141 (vashr<mode>3): Rename from ashr<mode>3.
13142 (vlshr<mode>3): Rename from lshr<mode>3.
13143 (vrotl<mode>3): Rename from rotl<mode>3.
13145 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13148 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13149 multiply gives the wrong value when doing widening multiplies.
13150 (vec_widen_smult_lo_v4si): Ditto.
13152 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13154 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13155 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13156 emit_library_call_value.
13157 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13158 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13159 * calls.c (initialize_argument_information, precompute_arguments,
13160 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13161 (precompute_arguments): Removed flags parameter.
13162 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13164 2008-05-14 Richard Guenther <rguenther@suse.de>
13166 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13167 Make sure to register the store if the use is a PHI_NODE.
13169 2008-05-14 Olivier Hainque <hainque@adacore.com>
13171 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13172 memory if the component is to be referenced in BLKmode according
13173 to get_inner_reference.
13175 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13177 * calls.c (emit_library_call_value_1): Restore code clearing
13178 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13180 2008-05-14 Olivier Hainque <hainque@adacore.com>
13181 Nicolas Roche <roche@adacore.com>
13183 * configure.ac: Add support for a "gcc_subdir" variable in
13184 config-lang.in, to denote a subdirectory where the language/GCC
13185 integration files are to be found.
13186 * configure: Regenerate.
13188 2008-05-14 Ira Rosen <irar@il.ibm.com>
13190 PR tree-optimization/36098
13191 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13192 value for the first load in the group in case of a gap.
13193 (vect_build_slp_tree): Check that there are no gaps in loads.
13195 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13197 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13198 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13199 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13200 emit_insn and remove unneeded code to construct extra args.
13201 (emit_no_conflict_block): Removed.
13202 * optabls.h: (emit_no_conflict_block): Removed.
13203 * cse.c (cse_extended_basic_block): Remove search for
13204 REG_NO_CONFLICT note.
13205 * global.c: Removed incorrect comment added in revision 117.
13206 * expr.c (convert_move): Change call to emit_no_conflict_block to
13208 * recog.c: Change comments so that they do not mention
13210 * local_alloc.c (combine_regs): Removed last parameter.
13211 (no_conflict_p): Removed.
13212 (block_alloc): Removed note, no_conflict_combined_regno and set
13213 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13214 (combine_regs): Removed already_dead and code to look for
13215 REG_NO_CONFLICT notes.
13216 * lower_subreg (remove_retval_note): Removed code to look for
13217 REG_NO_CONFLICT block.
13218 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13219 (resolve_clobber): Remove code to process libcalls that have
13220 REG_NO_CONFLICT notes.
13221 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13223 * combine.c (can_combine_p, distribute_notes): Removed
13224 REG_NO_CONFLICT case.
13225 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13227 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13228 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13230 * reg-notes.def (NO_CONFLICT): Removed.
13232 2008-05-14 David S. Miller <davem@davemloft.net>
13234 * config/sparc/sparc.c (sparc_profile_hook): If
13235 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13236 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13237 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13239 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13241 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13243 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13246 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13247 and op1 expansion before vector concat to have less live pseudos.
13249 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13251 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13252 ix86_expand_vector_set if supported.
13254 2008-05-13 Diego Novillo <dnovillo@google.com>
13255 Kenneth Zadeck <zadeck@naturalbridge.com>
13257 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13259 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13260 phinodes_print_statistics, init_ssanames, fini_ssanames,
13261 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13262 release_ssa_name, release_defs, replace_ssa_name_symbol,
13263 ssanames_print_statistics): Move ...
13264 * tree-flow.h: ... here.
13265 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13266 Use FN instead of cfun.
13267 (make_ssa_name_fn): Rename from make_ssa_name.
13268 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13269 * tree-flow-inline.h (make_ssa_name): Move from
13270 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13271 * omp-low.c (expand_omp_parallel):
13272 * tree-flow-inline.h (redirect_edge_var_map_result):
13273 * tree-ssa.c (init_tree_ssa): Add argument FN.
13274 Use it instead of cfun. Update all users.
13276 2008-05-13 Tom Tromey <tromey@redhat.com>
13278 PR preprocessor/22168:
13279 * doc/cpp.texi (Top): Update menu.
13280 (Alternatives to Wrapper #ifndef): New node.
13281 (Other Directives): Document deprecation.
13282 (Obsolete Features): Remove menu.
13283 (Assertions): Merge node into Obsolete Features.
13284 (Obsolete once-only headers): Move earlier; rename to Alternatives
13285 to Wrapper #ifndef.
13286 * doc/cppopts.texi: Update.
13287 * c.opt (Wdeprecated): Enable for C and ObjC.
13288 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13289 (C++ Dialect Options): Move -Wno-deprecated from here to...
13290 (Warning Options): ... here.
13292 2008-05-13 Richard Guenther <rguenther@suse.de>
13294 PR middle-end/36227
13295 * fold-const.c (fold_sign_changed_comparison): Do not allow
13296 changes in pointer-ness.
13298 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13301 * config/sh/sh.c (sh_expand_prologue): Don't clear
13302 RTX_FRAME_RELATED_P for push insns.
13304 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13306 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13308 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13310 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13311 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13312 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13314 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13316 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13317 (*vec_concatv4sf_sse): This.
13318 (*sse2_concatv2si): Renamed to ...
13319 (*vec_concatv2si_sse2): This.
13320 (*sse1_concatv2si): Renamed to ...
13321 (*vec_concatv2si_sse): This.
13322 (*vec_concatv2di_rex): Renamed to ...
13323 (*vec_concatv2di_rex64): This.
13324 (*vec_concatv2si_sse4_1): New.
13325 (*vec_concatv2di_rex64_sse4_1): Likewise.
13327 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13329 PR rtl-optimization/36111
13330 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13331 that was created for swappable operands.
13333 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13336 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13337 * configure.ac: Add call to ACX_PROG_GNAT.
13339 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13341 * optc-gen.awk: Fix comment typo.
13343 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13345 * pretty-print.c (pp_integer_with_precision): Use
13346 HOST_LONG_LONG_FORMAT.
13348 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13350 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13352 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13354 * config/i386/i386.c (bdesc_ptest): Removed.
13355 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13356 (bdesc_args): Add __builtin_ia32_ptestz128,
13357 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13358 (ix86_init_mmx_sse_builtins): Updated.
13359 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13360 (ix86_expand_builtin): Updated.
13362 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13364 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13365 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13367 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13369 * value-prof.c (interesting_stringop_to_profile): Do not
13370 return early for BUILT_IN_MEMPCPY.
13372 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13374 * calls.c (expand_call): Don't use callgraph to increase
13375 preferred_stack_boundary.
13377 * cgraph.h (cgraph_rtl_info): Use unsigned on
13378 preferred_incoming_stack_boundary.
13380 * final.c (rest_of_clean_state): Use unsigned on
13381 preferred_stack_boundary.
13383 2008-05-09 Tom Tromey <tromey@redhat.com>
13385 PR preprocessor/22231:
13386 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13389 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13391 PR tree-optimization/36129
13392 * tree-ssa-ccp.c: Include value-prof.h.
13393 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13394 built-in function was folded to a constant.
13395 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13397 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13398 Sebastian Pop <sebastian.pop@amd.com>
13400 * tree-scalar-evolution.c: Document instantiate_scev.
13401 (instantiate_parameters_1): Renamed instantiate_scev_1.
13402 Don't use the same loop for instantiation_loop and evolution_loop.
13403 (instantiate_scev): New.
13404 (instantiate_parameters): Moved...
13405 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13406 same loop twice. Maintains the semantics for this function.
13407 * tree-scalar-evolution.h (instantiate_scev): Declare.
13408 (instantiate_parameters): ...here. Now static inline.
13409 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13410 instead of resolve_mixers.
13412 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13414 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13416 2008-05-09 Tomas Bily <tbily@suse.cz>
13418 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13419 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13420 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13421 * c-common.c (c_common_truthvalue_conversion): Likewise.
13422 * tree-object-size.c (compute_object_offset): Likewise.
13423 * tree-inline.c (estimate_num_insns_1): Likewise.
13424 * varasm.c (const_hash_1, compare_constant, copy_constant)
13425 (compute_reloc_for_constant, output_addressed_constants)
13426 (initializer_constant_valid_p): Likewise.
13427 * c-omp.c (check_omp_for_incr_expr): Likewise.
13428 * gimplify.c (gimplify_expr): Likewise.
13429 * c-typeck.c (c_finish_return): Likewise.
13430 * tree-vectorizer.c (supportable_widening_operation)
13431 (supportable_narrowing_operation): Likewise.
13432 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13433 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13434 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13435 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13436 (descr_info_loc): Likewise.
13437 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13438 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13439 (fold_unary): Likewise.
13440 * builtins.c (get_pointer_alignment): Likewise.
13441 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13442 (instantiate_parameters_1): Likewise.
13443 * tree.c (expr_align, stabilize_reference): Likewise.
13444 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13445 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13446 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13447 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13448 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13449 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13451 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13452 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13453 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13454 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13455 (forward_propagate_comparison)
13456 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13457 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13458 * emit-rtl.c (component_ref_for_mem_expr)
13459 (set_mem_attributes_minus_bitpos): Likewise.
13460 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13461 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13463 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13464 (build_function_call, pointer_diff, build_compound_expr)
13465 (c_finish_return): Likewise.
13466 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13467 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13469 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13470 * expr.c (is_aligning_offset): Likewise.
13471 * tree-ssa-alias.c (is_escape_site): Likewise.
13472 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13473 (check_all_va_list_escapes): Likewise.
13474 * tree-ssa-loop-ivopts.c (determine_base_object)
13475 (determine_common_wider_type): Likewise.
13476 * dojump.c (do_jump): Likewise.
13477 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13478 * tree-gimple.c (is_gimple_cast): Likewise.
13479 * fold-const.c (decode_field_reference, )
13480 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13481 (fold_binary): Likewise.
13482 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13483 (already_warned_in_frontend_p): Likewise.
13484 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13485 * tree.c (really_constant_p, get_unwidened): Likewise.
13486 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13487 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13488 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13490 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13492 (CONVERT_EXPR_P): Define.
13493 (CASE_CONVERT): Define.
13495 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13497 PR middle-end/36117
13498 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13499 (delete_unmarked_insns): When deleting a call, call
13500 delete_unreachable_blocks.
13501 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13502 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13504 2008-05-08 Richard Guenther <rguenther@suse.de>
13506 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13507 (-ftree-salias): Likewise.
13508 (salias-max-implicit-fields): Remove param documentation.
13509 (salias-max-array-elements): Likewise.
13510 * tree-pass.h (pass_create_structure_vars): Remove.
13511 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13512 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13513 * tree-ssa-alias.c (create_structure_vars): Remove.
13514 (gate_structure_vars): Likewise.
13515 (pass_create_structure_vars): Likewise.
13516 (gate_build_alias): Likewise.
13517 (pass_build_alias): Adjust to run always and dump the function.
13518 * common.opt (ftree-salias): Hide.
13519 * passes.c (init_optimization_passes): Remove
13520 pass_create_structure_vars, adjust comment.
13521 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13522 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13523 * opts.c (decode_options): Do not set flag_tree_salias.
13524 (common_handle_option): Add OPT_ftree_salias to the backward
13525 compatibility section.
13527 2008-05-08 Richard Guenther <rguenther@suse.de>
13529 * tree-flow-inline.h (var_can_have_subvars): Move ...
13530 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13531 * tree-flow.h (var_can_have_subvars): Remove.
13532 (push_fields_onto_fieldstack): Remove.
13533 (sort_fieldstack): Likewise.
13534 (struct fieldoff): Move ...
13535 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13536 alias_set and base_for_components fields.
13537 (sort_fieldstack): Make static.
13538 (push_fields_onto_fieldstack): Likewise. Remove code that
13539 handles anything but RECORD_TYPEs. Remove alias_set and
13540 base_for_components handling.
13541 (create_variable_info_for): Adjust.
13543 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13545 * common.opt (Wframe-larger-than=): Shorten the help message
13547 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13549 2008-05-08 Rafael Espíndola <espindola@google.com>
13551 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13553 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13554 trap and that both operands are gimple values.
13555 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13556 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13559 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13561 * read-rtl.c (join_c_conditions): Return the first string if the
13562 two strings are equal.
13564 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13566 * gensupport.h (pred_data): Add a "num_codes" field.
13567 (add_predicate_code): Declare.
13568 * gensupport.c (add_predicate_code): New function.
13569 (std_pred_table): Add an "allows_const_p" field.
13570 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13571 Remove the (incomplete) list of such codes from the codes field.
13572 (init_predicate_table): Use add_predicate_code. Add all
13573 RTX_CONST_OBJs if allows_const_p is true.
13574 * genrecog.c (process_define_predicate): Use add_predicate_code.
13576 2008-05-08 David Daney <ddaney@avtrex.com>
13577 Richard Sandiford <rsandifo@nildram.co.uk>
13579 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13580 special case of constant zero operands.
13581 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13582 old and new values. Special case constant zero values.
13583 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13585 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13586 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13588 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13591 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13592 similar RTX_CONST_OBJ before CONST_INT.
13594 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13596 * stmt.c (expand_stack_restore): Change sa mode if needed.
13598 2008-05-08 Richard Guenther <rguenther@suse.de>
13600 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13601 return type to bool.
13602 (ix86_sol10_return_in_memory): Likewise.
13603 (ix86_i386elf_return_in_memory): Likewise.
13604 (ix86_i386interix_return_in_memory): Likewise.
13605 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13606 (ix86_sol10_return_in_memory): Likewise.
13607 (ix86_i386elf_return_in_memory): Likewise.
13608 (ix86_i386interix_return_in_memory): Likewise.
13610 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13613 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13615 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13616 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13619 2008-05-08 Richard Guenther <rguenther@suse.de>
13621 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13622 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13623 (DR_SUBVARS): Remove.
13624 * tree-dfa.c (dump_subvars_for): Remove.
13625 (debug_subvars_for): Likewise.
13626 (dump_variable): Do not dump subvars.
13627 (remove_referenced_var): Do not remove subvars.
13628 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13629 (lookup_subvars_for_var): Remove.
13630 (get_subvars_for_var): Likewise.
13631 (get_subvars_at): Likewise.
13632 (get_first_overlapping_subvar): Likewise.
13633 (overlap_subvar): Likewise.
13634 * tree-flow.h (subvar_t): Remove.
13635 (struct var_ann_d): Remove subvars field.
13636 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13637 argument. Remove special handling of SFTs.
13638 (compute_tag_properties): Likewise.
13639 (set_initial_properties): Likewise.
13640 (compute_call_clobbered): Likewise.
13641 (count_mem_refs): Likewise.
13642 (compute_memory_partitions): Likewise.
13643 (compute_flow_insensitive_aliasing): Likewise.
13644 (setup_pointers_and_addressables): Likewise.
13645 (new_type_alias): Likewise.
13646 (struct used_part): Remove.
13647 (used_portions): Likewise.
13648 (struct used_part_map): Likewise.
13649 (used_part_map_eq): Likewise.
13650 (used_part_map_hash): Likewise.
13651 (free_used_part_map): Likewise.
13652 (up_lookup): Likewise.
13653 (up_insert): Likewise.
13654 (get_or_create_used_part_for): Likewise.
13655 (create_sft): Likewise.
13656 (create_overlap_variables_for): Likewise.
13657 (find_used_portions): Likewise.
13658 (create_structure_vars): Likewise.
13659 * tree.def (STRUCT_FIELD_TAG): Remove.
13660 * tree.h (MTAG_P): Adjust.
13661 (struct tree_memory_tag): Remove base_for_components and
13662 unpartitionable flags.
13663 (struct tree_struct_field_tag): Remove.
13664 (SFT_PARENT_VAR): Likewise.
13665 (SFT_OFFSET): Likewise.
13666 (SFT_SIZE): Likewise.
13667 (SFT_NONADDRESSABLE_P): Likewise.
13668 (SFT_ALIAS_SET): Likewise.
13669 (SFT_UNPARTITIONABLE_P): Likewise.
13670 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13671 (union tree_node): Remove sft field.
13672 * alias.c (get_alias_set): Remove special handling of SFTs.
13673 * print-tree.c (print_node): Remove handling of SFTs.
13674 * tree-dump.c (dequeue_and_dump): Likewise.
13675 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13676 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13677 * tree-predcom.c (set_alias_info): Do not set subvars.
13678 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13679 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13680 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13681 (add_vars_for_offset): Remove.
13682 (add_virtual_operand): Remove special handling of SFTs.
13683 (add_call_clobber_ops): Likewise.
13684 (add_call_read_ops): Likewise.
13685 (get_asm_expr_operands): Likewise.
13686 (get_modify_stmt_operands): Likewise.
13687 (get_expr_operands): Likewise.
13688 (add_to_addressable_set): Likewise.
13689 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13690 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13691 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13692 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13693 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13694 (tree_node_structure): Likewise.
13695 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13697 (find_what_p_points_to): Likewise.
13699 2008-05-08 Sa Liu <saliu@de.ibm.com>
13701 * config/spu/spu.md: Fixed subti3 pattern.
13703 2008-05-08 Richard Guenther <rguenther@suse.de>
13705 PR middle-end/36154
13706 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13707 sure to create a representative for trailing arrays for PTA.
13709 2008-05-08 Richard Guenther <rguenther@suse.de>
13711 PR middle-end/36172
13712 * fold-const.c (operand_equal_p): Two objects which types
13713 differ in pointerness are not equal.
13715 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13717 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13718 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13719 (emit_library_call_value_1): Add new variable fndecl initialized by
13720 NULL_TREE. It should be the decl type of orgfun, but this information
13721 seems not to be available here, so it uses the default calling abi.
13722 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13723 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13724 by TARGET_RETURN_IN_MEMORY.
13725 * config/i386/i386-interix.h: Likewise.
13726 * config/i386/i386.h: Likewise.
13727 * config/i386/i386elf.h: Likewise.
13728 * config/i386/ptx4-i.h: Likewise.
13729 * config/i386/sol2-10.h: Likewise.
13730 * config/i386/sysv4.h: Likewise.
13731 * config/i386/vx-common.h: Likewise.
13732 * config/cris/cris.h: Removed #if 0 clause.
13733 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13734 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13736 (ix86_sol10_return_in_memory): Likewise.
13737 (ix86_i386elf_return_in_memory): New.
13738 (ix86_i386interix_return_in_memory): New.
13739 * config/mt/mt-protos.h (mt_return_in_memory): New.
13740 * config/mt/mt.c: Likewise.
13741 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13742 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13743 * config/bfin/bfin.h: Likewise.
13744 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13746 * config/bfin/bfin.c: Likewise.
13747 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13748 * config/alpha/unicosmk.h: Likewise.
13749 * config/i386/cygming.h: Likewise.
13750 * config/iq2000/iq2000.h: Likewise.
13751 * config/mips/mips.h: Likewise.
13752 * config/mn10300/mn10300.h: Likewise.
13753 * config/rs6000/rs6000.h: Likewise.
13754 * config/score/score.h: Likewise.
13755 * config/spu/spu.h: Likewise.
13756 * config/v850/v850.h: Likewise.
13757 * defaults.h: Likewise.
13758 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13759 * expr.c (emit_block_move): Adjust use of
13760 OUTGOING_REG_PARM_STACK_SPACE.
13761 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13762 OUTGOING_REG_PARM_STACK_SPACE.
13763 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13765 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13767 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13768 on OMP_RETURN for OMP_FOR.
13771 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13772 (fortran_common): New function.
13773 (gen_variable_die): Call fortran_common instead of common_check,
13774 adjust for it returning tree instead of rtx. Formatting.
13776 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13780 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13781 * c-decl.c (merge_decls): Ditto.
13782 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13783 to RTL_CONST_OR_PURE_CALL_P.
13784 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13785 Initialized DECL_LOOPING_CONST_PURE.
13786 (process_call_operands): Set tree_side_effects properly.
13787 * tree.h (TREE_READONLY_DECL_P): Removed.
13788 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13789 (DECL_LOOPING_OR_CONST_P): New macro.
13790 (struct tree_function_decl): Added looping_const_or_pure_p.
13791 (ECF_*) Renumbered.
13792 (ECF_LOOPING_OR_CONST_P): New macro.
13793 * rtlanal.c (pure_const_p): Removed.
13794 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13795 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13796 to RTL_CONST_CALL_P.
13797 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13798 (check_decl, check_tree, check_call, scan_function): Initialize
13800 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13801 (static_execute): Set looping true for recursive functions.
13802 Undo setting state to IPA_NEITHER for recursive functions.
13803 * cse.c (cse_insn):
13804 * ifcvt.c (noce_can_store_speculate_p): Changed
13805 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13806 RTL_CONST_OR_PURE_CALL_P.
13807 * dse.c (scan_insn): Ditto.
13808 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13809 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13810 RTL_CONST_OR_PURE_CALL_P.
13811 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13812 pure_call_p to RTL_CONST_CALL_P.
13813 * gimplify.c (gimplify_call_expr): Clear side effects for
13814 non-looping pure and constant calls.
13815 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13816 (flags_from_decl_or_type): Set ecf flags from decl flags.
13817 (initialize_argument_information): Turn off
13818 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13819 Change const to pure if callee_copies is true rather than just
13821 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13822 way of marking pure calls.
13823 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13824 Remove hack that was supposed to fix pr7335 and remove old
13825 way of marking pure calls.
13826 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13827 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13828 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13829 RTL_CONST_OR_PURE_CALL_P.
13830 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13831 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13832 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13833 * sched-deps.c (schedule_analyze): Ditto.
13834 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13835 return_val field of calls to represent pure and const function info.
13836 (CONST_OR_PURE_CALL_P): Deleted macro.
13837 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13838 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13839 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13841 * tree-optimize.c (execute_fixup_cfg): Added test for
13842 ECF_LOOPING_CONST_OR_PURE.
13843 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13845 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13846 effects for looping pure or const calls.
13847 (verify_gimple_expr): Added verification code.
13848 * config/alpha/alpha.c (alpha_legitimize_address,
13849 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13851 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13852 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13853 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13854 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13855 RTL_CONST_OR_PURE_CALL_P.
13856 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13857 and const calls to be deleted.
13859 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13862 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13863 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13864 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13865 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13866 to handle nonimmediate operands.
13867 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13868 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13869 to handle nonimmediate operands.
13870 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13871 (mmx_pmulhrwv4hi3): New expander. Use
13872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13873 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13874 (sse2_umulv1siv1di3): New expander. Use
13875 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13876 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13877 (mmx_eq<mode>3): New expander. Use
13878 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13879 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13880 (mmx_uavgv8qi3): New expander. Use
13881 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13882 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13883 (mmx_uavgv4hi3): New expander. Use
13884 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13886 * config/i386/sse.md
13887 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13888 to handle nonimmediate operands.
13889 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13890 to handle nonimmediate operands.
13891 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13892 to handle nonimmediate operands.
13893 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13894 to handle nonimmediate operands.
13895 (sse2_unpckhpd_exp): New expander. Use
13896 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13897 (sse2_unpcklpd_exp): New expander. Use
13898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13899 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13900 to handle nonimmediate operands.
13901 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13902 to handle nonimmediate operands.
13903 (*sse2_<plusminus_insn><mode>3): Rename from
13904 sse2_<plusminus_insn><mode>3 insn pattern.
13905 (sse2_<plusminus_insn><mode>3): New expander. Use
13906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13907 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13908 (sse2_umulv2siv2di3): New expander. Use
13909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13910 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13911 (sse4_1_mulv2siv2di3): New expander. Use
13912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13913 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13914 (sse2_pmaddwd): New expander. Use
13915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13916 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13917 (sse2_eq<mode>3): New expander. Use
13918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13919 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13920 (sse4_1_eqv2di3): New expander. Use
13921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13922 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13923 (sse2_uavgv16qi3): New expander. Use
13924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13925 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13926 (sse2_uavgv16qi3): New expander. Use
13927 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13928 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13929 (sse2_uavgv8hi3): New expander. Use
13930 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13931 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13932 (ssse3_pmulhrswv8hi3): New expander. Use
13933 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13934 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13935 (ssse3_pmulhrswv4hi3): New expander. Use
13936 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13938 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13939 (<sse>_vmmul<mode>3): Ditto.
13940 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13942 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13943 (ssse3_pmaddubsw): Ditto.
13945 * config/i386/i386.c (struct_builtin_description)
13946 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13947 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13948 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13949 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13950 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13951 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13952 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13953 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13954 (ix86_fixup_binary_operands): Assert that src1
13955 and src2 must have the same mode when swapped.
13956 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13957 and ix86_binary_operator_ok. Do not force operands in registers
13960 2008-05-07 Jan Hubicka <jh@suse.cz>
13962 * cgraph.c (dump_cgraph_node): Update.
13963 * cgraph.h (cgraph_local_info): Break out inline summary.
13964 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13966 * ipa-inline (inline_summary): New accestor function.
13967 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13968 cgraph_decide_inlining, compute_inline_parameters): Update.
13969 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13971 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13973 Cleanup ColdFire scheduling support and add V4 pipeline model.
13975 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13976 (define_attr cpu): Add cfv4 value.
13977 (define_attr type, define_attr type1): Merge into a single 'type'
13978 attribute. Update all uses.
13979 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13980 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13982 (define_attr opx_mem, define_attr opy_mem): Remove.
13983 (define_attr op_mem): Clean up, update comment.
13984 (define_attr size): Use specific values instead of general int.
13985 (define_attr guess, define_attr split): Remove. Update all uses.
13986 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13987 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13988 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13989 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13990 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13991 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13992 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13993 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13994 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13995 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13996 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13997 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13998 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13999 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14000 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14001 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14002 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14003 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14004 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14005 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14006 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14007 Update or set attributes.
14008 (stack_tie): New fake instruction.
14010 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14011 (m68k_sched_attr_size): Update declaration.
14012 (m68k_sched_attr_type2): Remove.
14013 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14014 Declare new bypass predicates.
14016 * config/m68k/m68k.c (m68k_sched_issue_rate,
14017 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14019 (TARGET_SCHED_ISSUE_RATE,
14020 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14021 (override_options): Handle scheduling for ColdFire V4 core.
14022 (m68k_expand_prologue): Emit stack_tie.
14023 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14024 'OP_TYPE_FPN'. Update all uses.
14025 (sched_guess_p): Remove.
14026 (sched_address_type): Handle symbolic addresses.
14027 (sched_get_operand): New static function.
14028 (sched_operand_type): Merge into sched_attr_op_type.
14029 (sched_attr_op_type): Handle FP registers, handle quick constants,
14031 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14032 (m68k_sched_attr_size): Update. Move logic to ...
14033 (sched_get_attr_size_int): New static function.
14034 (sched_get_opxy_mem_type): New static function.
14035 (m68k_sched_attr_op_mem): Update.
14036 (m68k_sched_attr_type2): Remove.
14037 (sched_cfv4_bypass_data): New static variable.
14038 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14039 (m68k_sched_issue_rate): Implement scheduler hook.
14040 (struct _sched_ib: enabled_p): New field.
14041 (m68k_sched_variable_issue): Update. Handle V4.
14042 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14043 sched_dump_class_func_t, sched_dump_split_class,
14044 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14045 sched_dump_dfa_class, m68k_sched_dump): Remove.
14046 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14048 (m68k_sched_init_global): Remove statisctics dumping, introduce
14049 sanity check that all instructions have pipeline reservations. Handle
14051 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14052 Handle ColdFire V4 core.
14053 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14054 New static functions.
14055 (m68k_sched_address_bypass_p): New bypass predicate.
14056 (sched_get_indexed_address_scale): New static function.
14057 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14059 * cf.md: Update comments.
14060 (define_attr type2): Remove. Use 'type' attribute instead.
14062 (cf_ib): Rename to cfv123_ib. Update all uses.
14063 (cf_oep): Rename to cfv123_oep. Update all uses.
14064 (cf_chr): Rename to cfv123_chr. Update all uses.
14065 (cf_mem): Rename to cfv123_mem. Update all uses.
14066 (cf_mac): Move to more appropriate place.
14067 (cfv123_guess): New automaton and cpu_unit.
14068 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14069 Update uses of 'size' attribute. Handle before reload scheduling.
14070 (cfv123_guess): New dummy reservation for unhandled instructions.
14071 (cfv4_*): Pipeline description of ColdFire V4 core.
14072 (ignore): New reservation to handle 'ignore' type.
14074 2008-05-07 Ian Lance Taylor <iant@google.com>
14076 PR middle-end/36013
14077 * gimplify.c (find_single_pointer_decl_1): Don't look through
14079 (find_single_pointer_decl): Adjust comments.
14081 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14083 PR middle-end/36137
14084 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14085 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14087 PR middle-end/36106
14088 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14089 integral type rather than floating point, then VIEW_CONVERT_EXPR
14090 to the floating point type.
14092 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14094 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14095 TFmode op0 to register.
14097 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14099 * c-decl.c (grokdeclarator): Comment typo.
14101 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14103 * tree-flow.h: Remove prototype for computed_goto_p.
14104 * tree-cfg.c (computed_goto_p): Make static.
14106 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14109 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14110 (contains_aligned_value_p): This. Handle _Decimal128.
14111 (ix86_function_arg_boundary): Only align _Decimal128 to its
14112 natural boundary and handle it properly.
14114 2008-05-06 Martin Jambor <mjambor@suse.cz>
14116 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14117 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14118 (ipcp_method_set_orig_node): Removed.
14119 (ipcp_cval_get_cvalue_type): Removed.
14120 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14121 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14122 (ipcp_cval_set_cvalue_type): Removed.
14123 (ipcp_cval_get_cvalue): Removed.
14124 (ipcp_cval_set_cvalue): Removed.
14125 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14126 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14127 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14128 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14129 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14130 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14131 (ipcp_get_ith_lattice): Changed parameters.
14132 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14133 (ipcp_lattice_from_jfunc): Changed parameters.
14134 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14135 (ipcp_method_cval_print): Added temporary variable info.
14136 (ipcp_redirect): Removed already unused local variable caller.
14137 (ipcp_redirect): New temporary variable orig_callee_info
14138 (ipcp_redirect): Removed newly unused local variable callee.
14139 (ipcp_redirect): Removed (a bit confusing) local variable type.
14140 (ipcp_insert_stage): Added local variable info.
14141 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14143 (ipcp_formal_create): Removed.
14144 (ipcp_method_cval_set): Removed.
14145 (ipcp_propagate_stage): Renamed lattice variables.
14146 (ipcp_method_cval_set_cvalue_type): Removed.
14147 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14148 (ipcp_print_all_lattices): Changed printed strings to refer to
14149 lattices rather than cvals.
14150 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14151 (ipcp_propagate_const): Changed formal parameters.
14152 (build_const_val): Changed formal parameters.
14153 (ipcp_insert_stage): Removed useless variable cvalue
14154 (build_const_val): Changed formal parameters.
14155 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14156 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14157 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14158 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14159 (ipcp_print_func_profile_counts): Changed string from "method" to
14161 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14162 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14163 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14164 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14165 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14166 (ipcp_lat_is_const): Changed parameters and made inline.
14167 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14168 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14169 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14170 the predicate condition directly
14171 (ipcp_propagate_stage): Added local variable args. Removed local
14172 variable callee. (Both are mere code simplifications.)
14173 (ipcp_method_dont_insert_const): Renamed to
14174 ipcp_node_not_modifiable_p.
14175 (ipcp_node_not_modifiable_p): Made inline.
14176 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14177 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14178 (ipcp_print_all_lattices): Removed variable cvalue
14179 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14182 2008-05-06 Olivier Hainque <hainque@adacore.com>
14184 * tree-sra.c (try_instantiate_multiple_fields): Early return
14185 if field has POINTER_TYPE.
14187 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14189 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14190 by using 'q' specifier for instruction.
14191 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14193 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14195 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14196 Change mode of zero_extract from QImode to HImode.
14197 (sign bit tests peepholes): (Ditto.).
14199 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14201 * config/i386/mmx.md: Remove double backslashes from asm templates.
14202 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14203 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14204 to handle nonimmediate operands.
14205 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14206 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14207 to handle nonimmediate operands.
14208 (*mmx_<code>v2sf3_finite): New insn pattern.
14209 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14210 (mmx_<code>v2sf3): New expander. Use
14211 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14212 (mmx_<plusminus_insn><mode>3): New expander. Use
14213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14214 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14215 (mmx_add<mode>3): Removed.
14216 (mmx_ssadd<mode>3): Ditto.
14217 (mmx_usadd<mode>3): Ditto.
14218 (mmx_sub<mode>3): Ditto.
14219 (mmx_sssub<mode>3): Ditto.
14220 (mmx_ussub<mode>3): Ditto.
14221 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14222 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14223 to handle nonimmediate operands.
14224 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14226 (mmx_smulv4hi3_highpart): New expander. Use
14227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14228 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14230 (mmx_umulv4hi3_highpart): New expander. Use
14231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14232 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14233 (mmx_<code>v4hi3): New expander. Use
14234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14235 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14236 (mmx_<code>v8qi3): New expander. Use
14237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14238 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14239 (mmx_<code><mode>3): New expander. Use
14240 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14242 2008-05-05 Jan Hubicka <jh@suse.cz>
14244 PR tree-optimization/36118
14245 * passes.c (pass_init_dump_file): Fix dump header.
14247 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14249 PR middle-end/36141
14250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14251 VCE for function decls.
14253 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14255 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14257 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14259 * config/i386/i386.md (sat_plusminus): New.
14260 (plusminus_insn): Likewise.
14261 (plusminus_mnemonic): Likewise.
14263 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14264 (*<addsub><mode>3_cc_overflow): Renamed to ...
14265 (*<plusminus_insn><mode>3_cc_overflow): This.
14266 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14267 (*<plusminus_insn>si3_zext_cc_overflow): This.
14269 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14270 (<plusminus_insn><mode>3): This.
14271 (*<addsub><mode>3): Renamed to ...
14272 (*<plusminus_insn><mode>3): This.
14273 (<sse>_vm<addsub><mode>3): Renamed to ...
14274 (<sse>_vm<plusminus_insn><mode>3): This.
14275 (sse3_h<addsub>v4sf3): Renamed to ...
14276 (sse3_h<plusminus_insn>v4sf3): This.
14277 (sse3_h<addsub>v2df3): Renamed to ...
14278 (sse3_h<plusminus_insn>v2df3): This.
14279 (<plusminus_insn><mode>3): New.
14280 (*<plusminus_insn><mode>3): Likewise.
14281 (sse2_<plusminus_insn><mode>3): Likewise.
14282 (add<mode>): Removed.
14283 (*add<mode>3): Likewise.
14284 (sse2_ssadd<mode>3): Likewise.
14285 (sse2_usadd<mode>3): Likewise.
14286 (sub<mode>3): Likewise.
14287 (*sub<mode>3): Likewise.
14288 (sse2_sssub<mode>3): Likewise.
14289 (sse2_ussub<mode>3): Likewise.
14291 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14293 * gthr-single.h: Add in required interface elements as per gthr.h.
14294 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14295 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14296 Generalize UNUSED macro.
14297 (__gthread_once): Add.
14298 (__gthread_key_create): Add.
14299 (__gthread_key_delete): Add.
14300 (__gthread_getspecific): Add.
14301 (__gthread_setspecific): Add.
14303 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14305 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14306 the same size types for the indirect reference on the rhs, then
14309 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14311 * config/i386/i386.md
14312 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14313 one insn template instead of template series.
14314 (*xordi_1_rex64): Ditto.
14315 (*xordi_2_rex64): Ditto.
14317 2008-05-05 Ira Rosen <irar@il.ibm.com>
14319 PR tree-optimization/36119
14320 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14323 2008-06-04 Jan Hubicka <jh@suse.cz>
14325 tree-optimization/36100
14326 * tree-pass.h (pass_O0_always_inline): Declare.
14327 * ipa-inline.c (inline_transform): Remove dead code.
14328 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14329 pass_O0_always_inline): New.
14330 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14332 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14334 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14335 mnemonic in this_param move for TARGET_64BIT.
14337 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14339 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14340 (*strmovsi_rex_1): Ditto.
14341 (*strsetsi_1): Ditto.
14342 (*strsetsi_rex_1): Ditto.
14344 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14345 adddicc expanders using SWI mode iterator.
14347 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14350 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14353 2008-05-04 David S. Miller <davem@davemloft.net>
14355 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14356 (sparc*-*-linux*): Use linux.h in tm_file.
14357 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14358 compiler defaulting to 32-bit.
14359 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14361 * config/sparc/linux.h: Remove definitions now obtained
14362 properly from linux.h
14363 * config/sparc/linux64.h: Likewise.
14364 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14365 don't want this setting for 32-bit builds in a biarch compiler.
14366 * doc/install.texi: Add sparc-linux to list of targets
14367 supporting --enable-targets=all.
14369 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14371 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14373 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14375 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14376 after V4SI_FTYPE_V8HI.
14377 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14378 case V4SI_FTYPE_V2DF.
14380 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14382 * doc/invoke.texi (max-flow-memory-locations): Removed.
14383 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14385 2008-05-03 Richard Guenther <rguenther@suse.de>
14387 PR middle-end/34973
14388 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14390 2008-05-02 David S. Miller <davem@davemloft.net>
14392 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14394 2008-05-02 Simon Baldwin <simonb@google.com>
14397 * c-common.h (warn_array_subscript_range): Removed.
14398 * c-common.c (warn_array_subscript_range): Ditto.
14399 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14400 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14402 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14404 * config/i386/i386.c (ix86_special_builtin_type): New.
14405 (bdesc_special_args): Likewise.
14406 (ix86_expand_special_args_builtin): Likewise.
14407 (ix86_init_mmx_sse_builtins): Updated.
14408 (ix86_expand_builtin): Updated.
14409 (ix86_expand_store_builtin): Removed.
14410 (ix86_expand_unop_builtin): Likewise.
14412 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14413 * config/i386/mmintrin.h (__v2sf): Here.
14415 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14417 (_mm_loadl_pi): Likewise.
14418 (_mm_storeh_pi): Replace __v2si with __v2sf.
14419 (_mm_storel_pi): Likewise.
14421 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14422 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14423 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14424 __builtin_ia32_loadlpd.
14426 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14428 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14429 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14430 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14431 (ix86_init_mmx_sse_builtins): Updated.
14432 (ix86_expand_args_builtin): Likewise.
14433 (ix86_expand_builtin): Likewise.
14434 (ix86_expand_unop1_builtin): Renamed to ...
14435 (ix86_expand_unop_vec_merge_builtin): This.
14437 2008-05-01 Jan Hubicka <jh@suse.cz>
14440 * ipa-inline.c (inline_generate_summary): Make static.
14441 (inline_transform): Do not call inlining at -O0; make static.
14442 * passes.c (execute_todo): Add sanity check.
14443 (execute_one_ipa_transform_pass): Execute proper flags.
14445 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14447 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14448 (DECL_NONADDRESSABLE_P): Likewise.
14449 * alias.c (record_component_aliases): Fix comment.
14451 2008-05-01 Simon Baldwin <simonb@google.com>
14453 * c-common.h (warn_array_subscript_range): New function.
14454 * c-common.c (warn_array_subscript_range): Ditto.
14455 * tree-vrp.c (check_array_ref): Corrected code to agree with
14456 comment, ignoring only arrays of size 0 or size 1.
14457 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14459 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14461 * config/i386/i386.c (ix86_builtin_type): Replace
14462 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14463 (bdesc_args): Updated.
14464 (ix86_init_mmx_sse_builtins): Likewise.
14465 (ix86_expand_args_builtin): Likewise.
14467 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14470 * doc/extend.texi: Correct __builtin_ia32_palignr.
14472 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14475 * config/i386/i386.c (bdesc_crc32): Removed.
14476 (ix86_expand_crc32): Likewise.
14477 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14478 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14479 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14480 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14481 UINT_FTYPE_UINT_UCHAR.
14482 (bdesc_args): Updated. Add crc32 builtins.
14483 (ix86_init_mmx_sse_builtins): Updated.
14484 (ix86_expand_args_builtin): Updated to support subreg.
14486 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14488 2008-05-01 Jan Hubicka <jh@suse.cz>
14490 * tree-pass.h (opt_pass): Add IPA_PASS.
14491 (varpool_node, cgraph_node): Forward declare.
14492 (ipa_opt_pass): Define.
14493 (pass_ipa_inline): Turn into ipa_opt_pass.
14494 (pass_apply_inline): Remove.
14495 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14496 (apply_inline): Turn into ....
14497 (inline_transform): ... this one.
14498 (inline_generate_summary): New function.
14499 (pass_apply_inline): Remove.
14500 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14502 (struct function): Add ipa_transforms_to_apply.
14503 * passes.c (register_one_dump_file): Work on IPA_PASS.
14504 (init_optimization_passes): Remove pass_inline_parameters and
14506 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14507 (execute_one_pass) ... here; apply transforms when possible.
14508 (add_ipa_transform_pass, execute_ipa_summary_asses,
14509 execute_one_ipa_transform_pass): New.
14510 (execute_ipa_pass_list): Update for IPA_PASS type.
14512 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14514 * config/i386/i386.c (ix86_builtin_type): Add
14515 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14516 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14517 (bdesc_args): Add SSE4a builtins.
14518 (ix86_init_mmx_sse_builtins): Updated.
14519 (ix86_expand_args_builtin): Likewise.
14520 (ix86_expand_builtin): Likewise.
14522 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14524 * config/i386/i386.c (ix86_builtin_type): Add
14525 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14526 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14527 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14528 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14529 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14530 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14531 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14532 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14533 and DI_FTYPE_DI_DI_INT.
14534 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14535 (ix86_init_mmx_sse_builtins): Updated.
14536 (ix86_expand_args_builtin): Likewise.
14537 (ix86_expand_builtin): Likewise.
14538 (ix86_expand_binop_imm_builtin): Removed.
14540 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14542 2008-04-30 Richard Guenther <rguenther@suse.de>
14544 PR tree-optimization/32921
14545 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14547 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14549 * config/arm/arm.c (arm_unwind_emit): Use
14550 crtl->all_throwers_are_sibcalls instead of
14551 cfun->all_throwers_are_sibcalls.
14552 (arm_output_fn_unwind): Likewise.
14553 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14554 instead of cfun->uses_pic_offset_table.
14555 (frv_expand_prologue): Likewise.
14556 (frv_frame_pointer_required): Likewise.
14557 (frv_expand_fdpic_call): Likewise.
14558 (frv_emit_movsi): Likewise.
14559 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14560 cfun->returns_pcc_struct instead of
14561 current_function_returns_pcc_struct.
14562 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14563 instead of cfun->calls_eh_return.
14564 (m32c_pushm_popm): Likewise.
14565 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14566 "extern" declaration.
14568 2008-04-30 Richard Guenther <rguenther@suse.de>
14570 PR tree-optimization/21636
14571 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14573 (evaluate_stmt): Print the likely value.
14574 (ccp_visit_stmt): Avoid excessive vertical spacing.
14576 2008-04-30 Rafael Espíndola <espindola@google.com>
14578 * builtins.c (fold_call_expr): Return realret.
14579 * tree-ssa-threadedge.c
14580 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14581 __builtin_object_size.
14583 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14585 * gcc.c (wrapper_string): New variable.
14586 (insert_wrapper): New function.
14587 (execute): New option -wrapper.
14588 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14590 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14592 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14593 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14594 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14596 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14597 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14598 config/rs6000/e500crtres64gprctr.asm,
14599 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14600 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14601 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14602 config/rs6000/e500crtsav64gprctr.asm,
14603 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14604 config/rs6000/e500crtsavg64gprctr.asm: New files.
14605 * config/rs6000/t-ppccomm: Add build rules for new files.
14606 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14607 * config/rs6000/t-netbsd: Add build rules for new files.
14608 (LIB2FUNCS_STATIC_EXTRA): New variable.
14609 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14610 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14611 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14613 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14615 * config/i386/i386.c (ix86_builtin_type): Add
14616 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14617 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14618 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14619 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14620 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14621 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14622 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14623 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14624 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14625 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14626 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14627 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14628 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14629 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14630 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14631 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14632 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14633 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14634 V1DI_FTYPE_V2SI_V2SI.
14635 (bdesc_2arg): Moved to ...
14636 (bdesc_args): Here.
14637 (ix86_init_mmx_sse_builtins): Updated.
14638 (ix86_expand_args_builtin): Updated. Take a pointer
14639 to const struct builtin_description. Handle comparison
14641 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14642 (ix86_expand_builtin): Updated.
14644 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14645 (ssse3_pmaddubsw128): This.
14646 (ssse3_pmaddubswv4hi3): Renamed to ...
14647 (ssse3_pmaddubsw): This.
14649 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14650 (__builtin_ia32_packssdw128): Likewise.
14651 (__builtin_ia32_packuswb128): Likewise.
14652 (__builtin_ia32_pmaddubsw): Likewise.
14653 (__builtin_ia32_pmaddubsw128): Likewise.
14655 2008-04-30 Richard Guenther <rguenther@suse.de>
14657 PR tree-optimization/14847
14658 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14659 (recognize_bits_test): Use it.
14660 (recognize_single_bit_test): Likewise.
14662 2008-04-30 Martin Jambor <mjambor@suse.cz>
14664 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14665 instead of setting number of formal parameters to zero.
14666 (ipcp_init_stage): Do not set the number of actual parameters to zero
14668 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14669 which are called with variable number of arguments.
14670 (ipcp_insert_stage): Explicitely skipping all nodes which are
14671 called with variable number of arguments.
14672 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14673 number of parameters.
14675 * ipa-prop.h (struct ipa_node_params): Added flag
14676 called_with_var_arguments
14677 (ipa_set_param_count): Added. Changed sole setter to use it.
14678 (ipa_get_param_count): Added. All readers of param_count
14679 converted to use it instead.
14680 (ipa_set_called_with_variable_arg): Added.
14681 (ipa_is_called_with_var_arguments): Added.
14682 (ipa_get_ith_param): Added. All readers of param_decls converted
14684 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14686 (ipa_get_cs_argument_count): Added, all readers of argument_count
14688 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14691 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14692 (struct ipcp_lattice): Renamed cval_type to type
14693 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14695 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14696 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14697 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14698 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14699 (build_const_val): Changed the type of parameter cvalue to tree
14700 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14701 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14703 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14706 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14707 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14708 (ipa_add_method): Renamed to ipa_push_func_to_list
14709 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14710 (ipa_callsite_param_count): Removed.
14711 (ipa_callsite_param_count_set): Removed.
14712 (ipa_callsite_param): Removed.
14713 (ipa_callsite_callee): Removed.
14714 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14715 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14716 (ipa_method_formal_count): Removed.
14717 (ipa_method_formal_count_set): Removed.
14718 (ipa_method_get_tree): Removed.
14719 (ipa_method_tree_map_create): Removed.
14720 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14721 (ipa_create_param_decls_array): Creates the array itself
14722 (ipa_create_param_decls_array): Temporary variable info instead of
14723 a few dereferences.
14724 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14725 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14726 (get_type): Removed.
14727 (ipa_jf_get_info_type): Removed.
14728 (ipa_node_create): Renamed to ipa_create_node_params
14729 (ipa_free): Renamed to ipa_free_all_node_params
14730 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14731 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14732 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14733 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14734 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14735 ipa_free_all_edge_args
14736 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14737 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14738 (ipa_create_methodlist_node): Removed.
14739 (ipa_methodlist_method): Removed.
14740 (ipa_methodlist_method_set): Removed.
14741 (ipa_methodlist_next_method): Removed.
14742 (ipa_methodlist_next_method_set): Removed.
14743 (ipa_method_is_modified): Removed.
14744 (ipa_method_modify_create): Removed.
14745 (ipa_method_modify_init): Temporary variable info instead of a few
14747 (ipa_detect_param_modifications): Temporary variable info instead of
14748 a few dereferences.
14749 (ipa_compute_jump_functions): Temporary variable info instead of
14750 a few dereferences.
14751 (ipa_method_modify_set): Removed.
14752 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14753 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14754 than craph_node as the first parameter.
14755 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14756 (ipa_method_modify_init): Removed.
14757 (ipa_compute_jump_functions): Added a temp variable instead of
14758 repeatadly dereferencing the cgraph_edge.aux pointer
14759 (ipa_callsite_param_set_type): Removed.
14760 (ipa_compute_jump_functions): i renamed to index and moved to
14762 (ipa_callsite_param_set_info_type_formal): Removed.
14763 (ipa_callsite_param_set_info_type): Removed.
14764 (ipa_callsite_param_map_create): Removed.
14765 (ipa_callsite_tree): Removed.
14766 (ipa_callsite_caller): Removed.
14767 (ipa_pop_func_from_list): return_method removed to return_func
14769 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14770 prefixed all values with IPA_. Changed all users.
14771 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14772 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14773 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14774 (union parameter_info): Renamed to jump_func_value.
14775 (union jump_func_value): Renamed value to constant
14776 (struct ipa_jump_func): Renamed info_type to value
14777 (struct ipa_node): Renamed to ipa_node_params
14778 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14779 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14780 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14781 (struct ipa_edge): Renamed to ipa_edge_args
14782 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14783 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14784 (struct ipa_methodlist): Renamed to ipa_func_list
14785 (struct ipa_func_list): method_p renamed to node, next_method
14787 (ipa_methodlist_p): Removed, switched all users to struct pointer
14788 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14790 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14792 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14793 (rs6000_emit_epilogue): Use backchain to restore only when we
14794 have a large frame. Make use of frame pointer to restore if we
14795 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14797 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14799 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14800 Add mode to zero_extract.
14801 (sign bit tests peepholes): (Ditto.).
14803 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14805 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14806 Instructions in comments with SSE3.
14807 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14808 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14809 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14810 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14811 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14812 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14813 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14814 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14815 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14816 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14817 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14818 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14819 (bdesc_sse_args): Renamed to ...
14820 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14821 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14822 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14823 IX86_BUILTIN_FABSQ.
14824 (bdesc_1arg): Moved to ...
14825 (bdesc_args): Here.
14826 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14827 Instructions in comments with SSE3.
14828 (ix86_expand_sse_operands_builtin): Renamed to ...
14829 (ix86_expand_args_builtin): This. Updated.
14830 (ix86_expand_unop1_builtin): Update comments.
14831 (ix86_expand_builtin): Updated.
14833 2008-04-29 Richard Guenther <rguenther@suse.de>
14835 PR tree-optimization/36078
14836 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14837 Update virtual SSA form after cleaning up the CFG.
14839 2008-04-29 Richard Guenther <rguenther@suse.de>
14841 PR middle-end/15255
14842 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14844 2008-04-29 Richard Guenther <rguenther@suse.de>
14846 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14847 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14848 (compute_flow_insensitive_aliasing): Do not treat
14849 PTR_IS_REF_ALL pointers special.
14850 (get_smt_for): Likewise.
14851 (may_alias_p): Re-structure.
14852 (is_escape_site): A ref-all pointer conversion is not an escape site.
14853 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14854 PTR_IS_REF_ALL pointers special.
14855 * tree-ssa-structalias.h (struct alias_info): Remove
14856 ref_all_symbol_mem_tag field.
14857 (PTR_IS_REF_ALL): Remove.
14859 2008-04-29 Richard Guenther <rguenther@suse.de>
14861 PR middle-end/36077
14862 * fold-const.c (extract_muldiv_1): In combining division constants
14863 make sure to never overflow.
14865 2008-04-29 Nick Clifton <nickc@redhat.com>
14867 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14869 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14872 * optc-gen.awk: Work around HP-UX/IA awk bug.
14874 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14876 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14879 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14882 * config/i386/i386.md
14883 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14884 Change operand 1 predicate to nonimmediate_operand.
14886 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14889 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14891 * gengtype.c (walk_type, write_func_for_structure): Handle
14893 * doc/gty.texi: Document chain_circular.
14895 2008-04-28 Richard Guenther <rguenther@suse.de>
14897 PR tree-optimization/36066
14898 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14901 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14904 * config/i386/i386.md
14905 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14906 Use match_scratch instead of match_operand for operands 3 and 4.
14908 2008-04-27 Richard Guenther <rguenther@suse.de>
14910 PR tree-optimization/18754
14911 PR tree-optimization/34223
14912 * tree-pass.h (pass_complete_unrolli): Declare.
14913 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14914 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14915 Rewrite loop into loop closed SSA form if it is not already.
14916 (tree_unroll_loops_completely): Re-structure to iterate over
14917 innermost loops with intermediate CFG cleanups.
14918 Unroll outermost loops only if requested or the code does not grow
14920 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14921 loops are available.
14922 (tree_vectorize): Instead do so here.
14923 (tree_complete_unroll): Also unroll outermost loops.
14924 (tree_complete_unroll_inner): New function.
14925 (gate_tree_complete_unroll_inner): Likewise.
14926 (pass_complete_unrolli): New pass.
14927 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14928 uses outside of the loop.
14929 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14930 form if it is available.
14931 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14932 * passes.c (init_optimization_passes): Schedule complete inner
14933 loop unrolling pass before the first CCP pass after final inlining.
14935 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14937 * targhooks.h (default_emutls_var_fields,
14938 default_emutls_var_init): Declare.
14939 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14940 * target.h (struct gcc_target): Add struct emutls member.
14941 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14942 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14943 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14944 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14945 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14946 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14947 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14948 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14949 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14950 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14951 emit debug information.
14952 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14953 * varasm.c: Include targhooks.h.
14954 (emutls_object_section, emutls_tmpl_section): New.
14955 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14956 (EMUTLS_SEPARATOR): New.
14957 (prefix_name): New.
14958 (get_emutls_object_name): New.
14959 (default_emutls_var_fields): New, broken out of ...
14960 (get_emutls_object_type): ... here. Adjust to use target hooks.
14961 (get_emutls_init_templ_addr): Adjust to use target hooks.
14962 (emutls_decl): Adjust to use target hooks.
14963 (emutls_finish): Likewise.
14964 (default_emutls_var_init): New, broken out of ...
14965 (assemble_variable): ... here. Adjust to use target hooks.
14966 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14967 SECCAT_EMUTLS_TMPL.
14968 * c-common.c (handle_section_attribute): Prevent overriding
14969 sections for emulated tls with special sections.
14970 * config/i386/i386.c (x86_64_elf_select_section): Add
14971 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14972 (x86_64_elf_unique_section): Likewise.
14973 * config/vxworks.c: Include tree.h.
14974 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14975 (vxworks_override_options): Set TLS scheme.
14976 * doc/tm.texi (Emulated TLS): New node.
14978 2008-04-26 Simon Baldwin <simonb@google.com>
14981 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14982 with propagated string constants.
14984 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14986 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14987 constraint for operand 2 when operand 0 is memory operand.
14988 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14989 operand 0 is memory operand.
14990 (fix_trunc<mode>_i387_with_temp): Ditto.
14991 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14992 operand 2 when operand 1 is memory operand.
14993 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14994 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14995 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14996 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14997 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14998 operands 2,3 and 4 when operand 1 is memory operand.
14999 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15001 (fistdi2_floor_with_temp): Ditto.
15002 (fist<mode>2_floor_with_temp): Ditto.
15003 (fistdi2_ceil_with_temp): Ditto.
15004 (fist<mode>2_ceil_with_temp): Ditto.
15005 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15007 2008-04-26 David Daney <ddaney@avtrex.com>
15009 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15011 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15012 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15013 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15014 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15015 (compare_and_swap_12): New insn.
15016 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15017 * config/mips/mips.c (mips_force_binary): New function.
15018 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15019 (mips_expand_compare_and_swap_12): New function.
15020 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15022 2008-04-25 Jan Hubicka <jh@suse.cz>
15025 * cfgexpand.c (pass_expand): Turn into RTL pass.
15026 * passes.c (execute_one_pass): Do pass typechecking after execution.
15027 * tree-pass.h (pass_expand): Turn into RTL pass.
15029 * function.h (struct rtl_data): Move here fields
15030 accesses_prior_frames, calls_eh_return, saves_all_registers,
15031 has_nonlocal_goto, has_asm_statement, is_thunk,
15032 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15033 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15034 arg_pointer_save_area_init from struct function; turn into bool.
15035 (struct function): Move
15036 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15037 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15038 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15039 tail_call_emit, arg_pointer_save_area_init
15040 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15041 (current_function_returns_struct, current_function_returns_pcc_struct,
15042 current_function_calls_setjmp, current_function_calls_alloca,
15043 current_function_accesses_prior_frames,
15044 current_function_calls_eh_return, current_function_is_thunk,
15045 current_function_stdarg, current_function_profile,
15046 current_function_limit_stack, current_function_uses_pic_offset_table,
15047 current_function_uses_const_pool, current_function_has_nonlocal_label,
15048 current_function_saves_all_registers,
15049 current_function_has_nonlocal_goto,
15050 current_function_has_asm_statement): Remove accesor macros.
15051 * ra-conflict.c (global_conflicts): Update.
15052 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15053 (suitable_for_tail_call_opt_p): Update.
15054 * builtins.c (expand_builtin_return_addr): Update.
15055 (expand_builtin_setjmp_setup): Update.
15056 (expand_builtin_nonlocal_goto): Update.
15057 * final.c (final_start_function): Update.
15058 (profile_function): Update.
15059 (leaf_function_p): Update.
15060 (only_leaf_regs_used): Update.
15061 * df-scan.c (df_get_exit_block_use_set): Update.
15062 * dojump.c (clear_pending_stack_adjust): Update.
15063 * tree-stdarg.c (gate_optimize_stdarg): Update.
15064 * gimple-low.c (lower_function_body): Update.
15065 * global.c (compute_regsets): Update.
15066 (global_alloc): Update.
15067 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15068 * expr.c (expand_assignment): Update.
15069 * dse.c (dse_step0): Update.
15070 (dse_step1): Update.
15071 * c-decl.c (store_parm_decls): Update.
15072 * local-alloc.c (combine_regs): Update.
15073 (find_free_reg): Update.
15074 * function.c (assign_parms_augmented_arg_list): Update.
15075 (assign_parm_find_data_types): Update.
15076 (assign_parms): Update.
15077 (allocate_struct_function): Update.
15078 (expand_function_start): Update.
15079 (expand_function_end): Update.
15080 (get_arg_pointer_save_area): Update.
15081 (thread_prologue_and_epilogue_insns): Update.
15082 (rest_of_match_asm_constraints): Update.
15083 * stor-layout.c (variable_size): Update.
15084 * gcse.c (gcse_main): Update.
15085 (bypass_jumps): Update.
15086 * gimplify.c (gimplify_function_tree): Update.
15087 * calls.c (emit_call_1): Update.
15088 (expand_call): Update.
15089 * bt-load.c (compute_defs_uses_and_gen): Update.
15090 * except.c (sjlj_assign_call_site_values): Update.
15091 (sjlj_emit_function_enter): Update.
15092 (can_throw_external): Update.
15093 (set_nothrow_function_flags): Update.
15094 (expand_builtin_unwind_init): Update.
15095 (expand_eh_return): Update.
15096 (convert_to_eh_region_ranges): Update.
15097 (output_function_exception_table): Update.
15098 * emit-rtl.c (gen_tmp_stack_mem): Update.
15099 * cfgexpand.c (expand_used_vars): Update.
15100 (tree_expand_cfg): Update.
15101 * cfgcleanup.c (rest_of_handle_jump): Update.
15102 * explow.c (allocate_dynamic_stack_space): Update.
15103 * varasm.c (assemble_start_function): Update.
15104 (force_const_mem): Update.
15105 (mark_constant_pool): Update.
15106 * tree-optimize.c (tree_rest_of_compilation): Update.
15107 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15108 * tree-cfg.c (notice_special_calls): Update.
15109 (is_ctrl_altering_stmt): Update.
15110 (tree_can_make_abnormal_goto): Update.
15111 (tree_purge_dead_abnormal_call_edges): Update.
15112 * config/alpha/predicates.md: Update.
15113 * config/alpha/alpha.c (alpha_sa_mask): Update.
15114 (alpha_sa_size): Update.
15115 (alpha_does_function_need_gp): Update.
15116 (alpha_expand_prologue): Update.
15117 (alpha_start_function): Update.
15118 (alpha_output_function_end_prologue): Update.
15119 (alpha_expand_epilogue): Update.
15120 * config/frv/frv.c (frv_stack_info): Update.
15121 (frv_expand_epilogue): Update.
15122 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15123 (s390_register_info): Update.
15124 (s390_frame_info): Update.
15125 (s390_init_frame_layout): Update.
15126 (s390_can_eliminate): Update.
15127 (save_gprs): Update.
15128 * config/spu/spu.c (spu_split_immediate): Update.
15129 (need_to_save_reg): Update.
15130 (spu_expand_prologue): Update.
15131 (spu_expand_epilogue): Update.
15132 * config/sparc/sparc.md: Update.
15133 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15134 (sparc_tls_got): Update.
15135 (legitimize_pic_address): Update.
15136 (sparc_emit_call_insn): Update.
15137 (sparc_expand_prologue): Update.
15138 (output_return): Update.
15139 (print_operand): Update.
15140 (sparc_function_ok_for_sibcall): Update.
15141 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15142 * config/m32r/m32r.md: Update.
15143 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15144 (m32r_compute_frame_size): Update.
15145 (m32r_expand_prologue): Update.
15146 (m32r_expand_epilogue): Update.
15147 (m32r_legitimize_pic_address): Update.
15148 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15149 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15150 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15151 (gen_push): Update.
15152 (ix86_save_reg): Update.
15153 (ix86_compute_frame_layout): Update.
15154 (ix86_expand_prologue): Update.
15155 (ix86_expand_epilogue): Update.
15156 * config/sh/sh.c (output_stack_adjust): Update.
15157 (calc_live_regs): Update.
15158 (sh5_schedule_saves): Update.
15159 (sh_expand_prologue): Update.
15160 (sh_expand_epilogue): Update.
15161 (sh_setup_incoming_varargs): Update.
15162 (sh_allocate_initial_value): Update.
15163 (sh_get_pr_initial_val): Update.
15164 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15165 * config/sh/sh.md (label:): Update.
15166 * config/avr/avr.c (out_movhi_mr_r): Update.
15167 * config/crx/crx.h (enum): Update.
15168 * config/xtensa/xtensa.h (along): Update.
15169 * config/stormy16/stormy16.c Update.
15170 (xstormy16_compute_stack_layout): Update.
15171 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15172 (fr30_expand_prologue): Update.
15173 * config/cris/cris.c (cris_conditional_register_usage): Update.
15174 (cris_reg_saved_in_regsave_area): Update.
15175 (cris_initial_frame_pointer_offset): Update.
15176 (cris_simple_epilogue): Update.
15177 (cris_expand_prologue): Update.
15178 (cris_expand_epilogue): Update.
15179 (cris_expand_pic_call_address): Update.
15180 (cris_asm_output_symbol_ref): Update.
15181 (cris_asm_output_label_ref): Update.
15182 * config/cris/cris.md Update.
15183 * config/iq2000/iq2000.c (compute_frame_size): Update.
15184 (iq2000_expand_epilogue): Update.
15185 * config/mt/mt.h (save_direction): Update.
15186 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15187 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15188 (ia64_secondary_reload_class): Update.
15189 * config/m68k/m68k.c (m68k_save_reg): Update.
15190 (m68k_expand_prologue): Update.
15191 (m68k_expand_epilogue): Update.
15192 (legitimize_pic_address): Update.
15193 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15194 (first_reg_to_save): Update.
15195 (first_altivec_reg_to_save): Update.
15196 (compute_vrsave_mask): Update.
15197 (compute_save_world_info): Update.
15198 (rs6000_stack_info): Update.
15199 (spe_func_has_64bit_regs_p): Update.
15200 (rs6000_ra_ever_killed): Update.
15201 (rs6000_emit_eh_reg_restore): Update.
15202 (rs6000_emit_allocate_stack): Update.
15203 (rs6000_emit_prologue): Update.
15204 (rs6000_emit_epilogue): Update.
15205 (rs6000_output_function_epilogue): Update.
15206 (output_profile_hook): Update.
15207 (rs6000_elf_declare_function_name): Update.
15208 * config/rs6000/rs6000.h (rs6000_args): Update.
15209 * config/rs6000/rs6000.md: Update.
15210 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15211 * config/arc/arc.c (arc_output_function_epilogue): Update.
15212 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15213 * config/darwin.c (machopic_function_base_name): Update.
15214 * config/score/score3.c (score3_compute_frame_size): Update.
15217 (score3_epilogue): Update.
15218 * config/score/score7.c (score7_compute_frame_size): Update.
15219 (score7_prologue): Update.
15220 (score7_epilogue): Update.
15221 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15222 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15223 * config/arm/arm.c (use_return_insn): Update.
15224 (require_pic_register): Update.
15225 (arm_load_pic_register): Update.
15226 (arm_compute_save_reg0_reg12_mask): Update.
15227 (arm_compute_save_reg_mask): Update.
15228 (thumb1_compute_save_reg_mask): Update.
15229 (output_return_instruction): Update.
15230 (arm_output_function_prologue): Update.
15231 (arm_output_epilogue): Update.
15232 (arm_get_frame_offsets): Update.
15233 (arm_expand_prologue): Update.
15234 (thumb_pushpop): Update.
15235 (thumb_exit): Update.
15236 (thumb1_expand_prologue): Update.
15237 (thumb1_expand_epilogue): Update.
15238 (arm_unwind_emit): Update.
15239 (arm_output_fn_unwind): Update.
15240 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15241 * config/arm/arm.md: Update.
15242 * config/pa/pa.md: Update.
15243 * config/pa/pa.c (legitimize_pic_address): Update.
15244 (compute_frame_size): Update.
15245 (hppa_expand_prologue): Update.
15246 (hppa_expand_epilogue): Update.
15247 (borx_reg_operand): Update.
15248 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15249 (HARD_REGNO_RENAME_OK): Update.
15250 * config/mips/mips.c (mips_global_pointer): Update.
15251 (mips_save_reg_p): Update.
15252 (mips_compute_frame_info): Update.
15253 (mips_frame_pointer_required): Update.
15254 (mips_expand_prologue): Update.
15255 (mips_expand_epilogue): Update.
15256 (mips_can_use_return_insn): Update.
15257 (mips_reorg_process_insns): Update.
15258 * config/v850/v850.c (compute_register_save_size): Update.
15259 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15260 * config/mmix/mmix.c (along): Update.
15261 (mmix_expand_epilogue): Update.
15262 * config/bfin/bfin.c (legitimize_pic_address): Update.
15263 (must_save_p): Update.
15264 (stack_frame_needed_p): Update.
15265 (add_to_reg): Update.
15266 (bfin_expand_prologue): Update.
15267 * stmt.c (expand_asm_operands): Update.
15268 * reload1.c (reload): Update.
15269 (init_elim_table): Update.
15271 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15273 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15275 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15277 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15278 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15279 (mov<mode>): Removed.
15280 (*movv4sf_internal): Likewise.
15281 (*movv2df_internal): Likewise.
15283 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15285 * config.gcc (crx-*-elf): Remove deprecation.
15287 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15289 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15290 __gcc_deregister_frame with atexit.
15291 (deregister_frame_dtor): Remove.
15293 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15294 Nathan Sidwell <nathan@codesourcery.com>
15296 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15298 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15299 (rs6000_isel): Likewise.
15300 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15301 (rs6000_isel): New variable.
15302 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15304 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15307 * c-common.c (handle_vector_size_attribute): Call
15308 lang_hooks.types.reconstruct_complex_type instead of
15309 reconstruct_complex_type.
15310 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15311 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15312 * langhooks.h (struct lang_hooks_for_types): Add
15313 reconstruct_complex_type hook.
15314 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15315 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15317 2008-04-24 Richard Guenther <rguenther@suse.de>
15319 * c-common.h (check_builtin_function_arguments): Declare.
15320 * c-common.c (validate_nargs): New function.
15321 (check_builtin_function_arguments): Likewise.
15322 * c-typeck.c (build_function_call): Call
15323 check_builtin_function_arguments.
15324 * builtins.c (fold_builtin_classify): Remove error reporting code.
15325 (fold_builtin_unordered_cmp): Likewise.
15326 (fold_builtin_1): Likewise.
15327 (fold_builtin_n): Likewise.
15329 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15331 PR tree-optimization/36008
15332 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15333 the original op1, rather than delta by step.
15335 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15336 Sebastian Pop <sebastian.pop@amd.com>
15338 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15339 eliminate_local_variables_stmt, eliminate_local_variables,
15340 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15341 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15342 of code delimited by two edges in the CFG.
15343 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15344 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15345 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15346 the case of parallelisation of reductions.
15347 (expr_invariant_in_region_p): New.
15349 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15350 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15352 2008-04-24 Ira Rosen <irar@il.ibm.com>
15353 Richard Guenther <rguenther@suse.de>
15355 PR tree-optimization/36034
15356 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15357 incapable of dealing with loads with gaps.
15359 2008-04-24 Rafael Espíndola <espindola@google.com>
15361 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15362 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15363 vrp_evaluate_conditional.
15364 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15365 (vrp_evaluate_conditional): Split the cond argument.
15366 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15367 (simplify_stmt_for_jump_threading): Update call to
15368 vrp_evaluate_conditional.
15370 2008-04-24 Ira Rosen <irar@il.ibm.com>
15372 PR tree-optimization/35982
15373 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15374 interleaved data-refs are of the same type.
15376 2008-04-24 Danny Smith <dannysmith@users.net>
15378 * c-format.c (check_format_info_main): Use strncmp rather than a
15379 magic prefix to handle multichar length specs.
15380 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15381 Don't prefix "I64" and "I32" with '\0'.
15383 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15386 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15387 in registers for -m32 only if stdarg_p (fntype).
15389 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15391 PR rtl-optimization/36006
15392 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15393 temp to op0 in order to avoid invalid rtx sharing.
15395 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15397 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15398 check TREE_INVARIANT.
15399 * tree-gimple.c (is_gimple_address): New.
15400 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15401 * tree-gimple.h (is_gimple_address): New.
15402 * tree.h (decl_address_invariant_p): New.
15403 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15404 (build_string): Likewise.
15405 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15406 (tree_invariant_p_1): Likewise.
15407 (save_expr): Use it.
15408 (tree_invariant_p): New.
15409 (skip_simple_arithmetic): Use it.
15410 (stabilize_reference_1): Use it.
15411 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15413 (build1_stat): Drop code to compute TREE_INVARIANT.
15414 (build2_stat): Drop code to compute TREE_INVARIANT.
15415 (build3_stat): Drop code to compute TREE_INVARIANT.
15416 (build4_stat): Drop code to compute TREE_INVARIANT.
15417 (build5_stat): Drop code to compute TREE_INVARIANT.
15418 (build7_stat): Drop code to compute TREE_INVARIANT.
15419 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15420 * tree.h (struct tree_base): Remove invariant_flag.
15421 (TREE_INVARIANT): Remove.
15422 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15423 (fold_builtin_expect): Check TREE_CONSTANT.
15424 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15425 * c-tree.h (c_expr_to_decl): Drop third parameter.
15426 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15427 (build_c_cast): Don't set TREE_INVARIANT.
15428 (pop_init_level): Don't set TREE_INVARIANT.
15429 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15430 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15432 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15433 (gimplify_addr_expr): Adjust comment.
15434 * tree-mudflap.c (mf_build_string):
15435 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15436 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15437 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15438 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15439 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15440 * langhooks.h (struct lang_hooks): Drop third parameter from
15443 2008-04-23 Richard Guenther <rguenther@suse.de>
15445 PR tree-optimization/27799
15446 PR tree-optimization/32921
15447 PR tree-optimization/32624
15448 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15449 SMTs aliases and the tag itself into the solution.
15450 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15451 merge the points-to solution back into the SMT aliases.
15452 (may_alias_p): Use alias_set_subset_of instead of
15453 aliases_conflict_p. A pointer which points to
15454 memory with alias set zero may access any variable.
15456 2008-04-23 Richard Guenther <rguenther@suse.de>
15458 * alias.c (alias_set_subset_of): Correctly handle asking
15459 if zero is a subset of an alias set with zero child.
15460 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15461 (compute_flow_insensitive_aliasing): Correctly walk all
15462 pointers. Do not unnecessarily union sets.
15464 2008-04-23 Richard Guenther <rguenther@suse.de>
15466 PR middle-end/36021
15467 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15469 2008-04-22 Tomas Bily <tbily@suse.cz>
15471 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15473 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15475 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15476 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15477 * tree-inline.c (estimate_num_insns_1): Likewise.
15478 * varasm.c (const_hash_1, compare_constant, copy_constant)
15479 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15480 * emit-rtl.c (component_ref_for_mem_expr)
15481 (set_mem_attributes_minus_bitpos): Likewise.
15482 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15483 (is_aligning_offset): Likewise.
15484 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15485 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15486 * dojump.c (do_jump): Likewise.
15487 * builtins.c (get_pointer_alignment, get_memory_rtx)
15488 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15489 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15491 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15493 PR rtl-optimization/36017
15494 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15495 expanding the library call.
15497 2008-04-22 Ian Lance Taylor <iant@google.com>
15499 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15500 than size_in_bytes.
15502 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15504 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15505 of LR/CTR moves for Power6.
15507 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15509 PR middle-end/36003
15510 * passes.c (init_optimization_passes): Remove
15511 pass_fast_rtl_byte_dce.
15513 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15516 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15517 builtin functions to generate faster code.
15518 (_mm_cvtpu16_ps): Ditto.
15519 (_mm_cvtpi32x2_ps): Ditto.
15521 2008-04-22 Nick Clifton <nickc@redhat.com>
15523 * common.opt (ftree-loop-distribution): Add Optimization
15526 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15527 (frv_expand_builtin_va_start): Likewise.
15529 * config/arm/arm.c (thumb_find_work_register): Fix location of
15530 argument register count.
15532 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15534 Support scheduling for ColdFire V1 and V3 microarchitecture.
15535 Improve scheduling of multiplication instructions.
15537 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15538 (mac): New instruction attribute.
15539 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15540 (m68k_sched_mac): New variable.
15541 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15542 Handle cfv1 and cfv3.
15543 (max_insn_size): New static variable.
15544 (struct _sched_ib): New type.
15545 (sched_ib): New static variable.
15546 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15547 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15548 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15550 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15551 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15552 new variables. Update.
15553 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15554 Add modeling of cfv3 instruction buffer. Update.
15555 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15556 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15557 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15558 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15559 a particular reservation applies to.
15560 (type2): Reorganize attribute values. Rename alu to alu_reg,
15561 alu_l to alu, move_l to omove. Join move to alu. Split mul
15562 to mul_l and mul_w.
15563 (cf_ib_*): Simplify description of instruction buffer.
15564 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15565 (cf_mem): Split into cf_mem1 and cf_mem2.
15566 (cf_v2_move_??): Rename to cfv12_alu_??.
15567 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15568 (cf_v2_mul_??): Remove reservations.
15569 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15570 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15571 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15573 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15574 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15575 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15576 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15577 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15578 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15579 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15580 expansions of the above reservations for instructions of sizes
15583 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15585 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15587 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15589 * coverage.c: Include tree-pass.h.
15590 (coverage_counter_alloc): Print da_file_name to the dump file.
15592 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15594 * sbitmap.c (sbitmap_range_empty_p): New function.
15595 * sbitmap.h (sbitmap_range_empty_p): New function.
15596 * bitmap.h: Now includes obstack.h.
15598 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15599 Kenneth Zadeck <zadeck@naturalbridge.com>
15601 * dbgcnt.def (ra_byte_scan): Added.
15602 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15603 when the last hit happens for a counter.
15604 * timevar.def (TV_DF_BYTE_LR): New variable.
15605 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15606 * passes.c (pass_fast_rtl_byte_dce): New pass.
15607 * fwprop.c (update_df): Added mode to call df_ref_create.
15608 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15609 DF_REF_EXTRACT_OFFSET.
15610 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15611 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15613 (df_ref_extract): Added mode field.
15614 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15615 DF_REF_EXTRACT_OFFSET.
15616 (DF_REF_EXTRACT_MODE): New macro.
15617 (df_byte_lr_bb_info): New structure.
15618 (df_print_byte_regset, df_compute_accessed_bytes,
15619 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15620 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15621 df_byte_lr_simulate_uses,
15622 df_byte_lr_simulate_artificial_refs_at_top,
15623 df_byte_lr_simulate_artificial_refs_at_end,
15624 df_compute_accessed_bytes): New function.
15625 (df_ref_create): Add parameter.
15626 (df_byte_lr_get_bb_info): New inline function.
15627 * df-scan.c (df_ref_record, df_uses_record,
15628 df_ref_create_structure): Added mode parameter.
15629 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15630 df_defs_record, df_uses_record, df_get_conditional_uses,
15631 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15632 df_entry_block_defs_collect, df_exit_block_uses_collect):
15633 Added mode parameter to calls to df_ref_record, df_uses_record,
15634 df_ref_create_structure.
15635 (df_ref_equal_p, df_ref_compare): Added test for modes.
15636 (df_ref_create_structure): Added code to set mode. Renamed
15637 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15638 DF_REF_EXTRACT_OFFSET.
15639 * df-core.c (df_print_byte_regset): New function.
15640 * df-byte-scan.c: New file.
15641 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15642 calls to BITMAP_FREE.
15643 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15644 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15645 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15646 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15647 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15648 df_byte_lr_local_compute, df_byte_lr_init,
15649 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15650 df_byte_lr_transfer_function, df_byte_lr_free,
15651 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15652 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15653 df_byte_lr_simulate_uses,
15654 df_byte_lr_simulate_artificial_refs_at_top,
15655 df_byte_lr_simulate_artificial_refs_at_end): New function.
15656 * dce.c (byte_dce_process_block): New function.
15657 (dce_process_block): au is now passed in rather than computed
15658 locally. Changed loops that look at artificial defs to not look
15659 for conditional or partial ones, because there never are any.
15660 (fast_dce): Now is able to drive byte_dce_process_block or
15661 dce_process_block depending on the kind of dce being done.
15662 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15663 (rest_of_handle_fast_byte_dce): New function.
15664 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15665 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15667 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15670 * gcc.h: Added fortran options that take arguments to
15671 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15674 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15676 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15677 scalarization if on the LHS and not a full access.
15679 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15681 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15683 2008-04-18 Rafael Espíndola <espindola@google.com>
15685 * tree-vrp.c (find_case_label_index): Fix the binary search.
15686 (find_case_label_range): New.
15687 (vrp_visit_switch_stmt): Use find_case_label_range.
15688 (simplify_switch_using_ranges): Use find_case_label_range.
15690 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15692 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15693 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15695 2008-04-18 Tom Tromey <tromey@redhat.com>
15698 * doc/cpp.texi (Implementation-defined behavior): Mention
15701 2008-04-18 Ian Lance Taylor <iant@google.com>
15703 * fold-const.c (pointer_may_wrap_p): New static function.
15704 (fold_comparison): Add another test for pointer overflow. Use
15705 pointer_may_wrap_p to disable some false positives.
15707 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15709 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15710 (fname_as_string): Match updated cpp_interpret_string prototype.
15711 (fix_string_type): Support char16_t* and char32_t*.
15712 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15713 derivative) nodes. Register as builtin if C++0x.
15714 (c_parse_error): Support CPP_CHAR{16,32}.
15715 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15716 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15717 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15718 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15719 CTI_CHAR32_ARRAY_TYPE>: New elements.
15720 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15721 char32_type_node, signed_char32_type_node, char16_array_type_node,
15722 char32_array_type_node): New defines.
15723 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15724 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15725 (lex_string): Support CPP_STRING{16,32}, match updated
15726 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15727 (lex_charconst): Support CPP_CHAR{16,32}.
15728 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15729 and CPP_STRING{16,32}.
15731 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15734 * aclocal.m4: Regenerate.
15735 * configure: Regenerate.
15737 2008-04-18 Jan Hubicka <jh@suse.cz>
15739 * except.c (dw2_size_of_call_site_table,
15740 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15742 * cgraphbuild.c (build_cgraph_edges): Update.
15743 * tree-pass.h: Update comment.
15744 * final.c (leaf_function_p): Update.
15745 (leaf_renumber_regs): Update.
15746 (rest_of_clean_state): Update.
15747 * omp-low.c (expand_omp_parallel): Update.
15748 * ipa-reference.c (analyze_function): Update.
15749 * reorg.c (find_end_label): Update.
15750 (optimize_skip): Update.
15751 (fill_simple_delay_slots): Update.
15752 (fill_simple_delay_slots): Update.
15753 (make_return_insns): Update.
15754 (dbr_schedule): Update.
15755 * gimple-low.c (record_vars_into): Update.
15756 * cfgbuild.c (make_edges): Update.
15757 * function.c (assign_stack_local): Update.
15758 (assign_parm_adjust_stack_rtl): Update.
15759 (locate_and_pad_parm): Update.
15760 (allocate_struct_function): Do not initialize stack_alignment_needed
15761 and preferred_stack_boundary here.
15762 (stack_protect_prologue): Update.
15763 (stack_protect_epilogue): Update.
15764 (expand_function_start): Initialize stack_alignment_needed,
15765 preferred_stack_boundary and max_jumptable_ents.
15766 (expand_function_end): Update.
15767 (free_after_compilation): Do not NULLify epilogue_delay_list.
15768 * function.h (struct rtl_data): Add stack_protect_guard,
15769 stack_alignment_needed,
15770 preferred_stack_boundary, epilogue_delay_list.
15771 (struct function): Remove value_histograms, stack_alignment_needed,
15772 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15774 unexpanded_var_list, stack_protect_guard.
15775 (current_function_epilogue_delay_list): Remove.
15776 * ipa-type-escape.c (analyze_function): Update.
15777 * gimplify.c (pop_gimplify_context): Update comment.
15778 * calls.c (expand_call): Update.
15779 (emit_library_call_value_1): Update.
15780 * except.c (set_nothrow_function_flags): Update.
15781 * cfgexpand.c (get_decl_align_unit): Update.
15782 (create_stack_guard): Update.
15783 (estimated_stack_frame_size): Update.
15784 (expand_used_vars): Update.
15785 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15786 * explow.c (allocate_dynamic_stack_space): Update.
15787 * tree-ssa-live.c (remove_unused_locals): Update.
15788 * varasm.c (mark_constant_pool): Update.
15789 * tree-inline.c (remap_decls): Update.
15790 (initialize_cfun): Update.
15791 (declare_return_variable): Update.
15792 (inline_forbidden_p): Update.
15793 (expand_call_inline): Update.
15794 (declare_inline_vars): Update.
15795 (tree_function_versioning): Update.
15796 * tree-flow.h (value_histograms): New.
15797 (VALUE_HISTOGRAMS): New macro.
15798 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15800 * tree-cfg.c (set_bb_for_stmt): Update.
15801 (replace_by_duplicate_decl): Update.
15802 (move_block_to_fn): Update.
15803 (new_label_mapper): Update.
15804 (dump_function_to_file): Update.
15805 * ipa-struct-reorg.c (build_data_structure): Update.
15806 * cfgrtl.c (print_rtl_with_bb): Update.
15807 * reload1.c (reload): Update.
15809 * config/i386/i386.c (setup_incoming_varargs_64,
15810 ix86_compute_frame_layout): Update.
15811 * config/arc/arc.c (arc_output_function_epilogue): Update.
15813 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15815 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15816 for FreeBSD as well.
15817 * gthr-posix95.h: Likewise.
15819 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15821 PR rtl-optimization/35838
15822 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15823 out the byte offset of the first subreg.
15825 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15827 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15828 to split_ti instead of three separate calls with single member arrays.
15829 (subti3 splitter): Ditto.
15830 (adddi3 splitter): Ditto with split_di.
15831 (subdi3 splitter): Ditto.
15832 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15833 two separate calls with single member arrays. Swap match_dup
15834 operands 1 and 2 to better fit into the array.
15835 (negdi2 splitter): Ditto with split_di.
15836 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15837 two separate calls with single member arrays. Swap match_dup operands
15838 6 and 7 to better fit into the array.
15840 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15842 * config/i386/i386.c (sse_builtin_type): New.
15843 (bdesc_sse_args): Likewise.
15844 (bdesc_sse_3arg): Removed.
15845 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15846 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15847 IX86_BUILTIN_ROUNDPS.
15848 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15849 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15850 IX86_BUILTIN_ROUNDPS.
15851 (ix86_expand_sse_4_operands_builtin): Removed.
15852 (ix86_expand_sse_operands_builtin): New.
15853 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15854 and CODE_FOR_sse4_1_roundps.
15855 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15856 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15858 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15861 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15862 regs before frame pop when needed. If use_backchain_to_restore_sp
15863 then load backchain into a temp reg to restore vr and vrsave. Add
15864 code to restore vr after frame pop if possible.
15866 2008-04-17 Richard Guenther <rguenther@suse.de>
15868 * tree-vn.c (expressions_equal_p): Do not check type
15869 equality or compatibility before calling operand_equal_p.
15870 * fold-const.c (operand_equal_p): Check equivalence of
15871 integer constants before bailing out due to signedness or
15872 precision differences.
15873 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15874 spurious differences in type qualification. Ignore types
15875 for COMPONENT_REFs at all.
15877 2008-04-17 Christian Bruel <christian.bruel@st.com>
15879 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15880 msw_skip comparison.
15882 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15885 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15888 PR tree-optimization/35899
15889 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15890 rather than TREE_OPERAND.
15892 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15895 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15896 temporary registers. Change operand predicate to general_operand.
15897 (remainderxf3): Ditto.
15899 2008-04-16 Richard Guenther <rguenther@suse.de>
15901 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15902 * tree-affine.c (aff_combination_expand): Look through some
15905 2008-04-15 Doug Kwan <dougkwan@google.com>
15907 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15909 * tree-pretty-print.c (dump_generic_node): Ditto.
15910 * final.c (output_addr_const): Ditto.
15911 * dwarf2out.c (output_cfi): Ditto.
15912 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15913 * print-rtl.c (print_rtx): Ditto.
15914 * print-tree.c (print_node_brief, print_node): Ditto.
15915 * c-common.c (match_case_to_enum_1): Ditto.
15916 * sched-vis.c (print_value): Ditto.
15917 * config/i386/i386.c (print_operand): Cast to long unsigned int
15920 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15921 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15922 MS Windows VirtualProtect function.
15924 2008-04-15 Jan Hubicka <jh@suse.cz>
15926 * gengtype.c (write_root): Param_is argument is OK.
15927 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15928 * function.h: Include varray.h
15929 (rtl_eh): New stucture based on except.c one.
15930 (call_site_record): New forward declaration and vector type.
15931 * calls.c (emit_call_1): Do not call
15932 note_current_region_may_contain_throw.
15933 * except.c (eh_status): Remove cur_region, try_region since they are
15935 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15936 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15937 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15938 Remove call_site_data_used, call_site_data_size.
15939 Turn call_site_record into vector in function.h.
15940 (note_current_region_may_contain_throw): Remove.
15941 (get_exception_pointer, get_exception_filter): Do not take struct
15942 function argument; update.
15943 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15944 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15945 build_post_landing_pads, dw2_build_landing_pads,
15946 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15947 sjlj_emit_function_enter, sjlj_emit_function_enter,
15948 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15949 sjlj_build_landing_pads, finish_eh_generation,
15950 remove_exception_handler_label, remove_eh_handler,
15951 maybe_remove_eh_handler, add_reachable_handler,
15952 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15953 add_action_record, collect_one_action_chain, add_call_site,
15954 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15955 sjlj_output_call_site_table, output_function_exception_table,
15956 * except.h (note_current_region_may_contain_throw): Remove
15957 (get_exception_pointer, get_exception_filter): Do not take struct
15959 * Makefile.in (GTFILES): Put varargs before struct function.
15961 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15963 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15964 punt for STRING_CST.
15965 (get_constraint_for): Deal with STRING_CST here instead.
15967 2008-04-15 Richard Guenther <rguenther@suse.de>
15969 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15970 statements in a basic-block with a backward walk. Do not
15971 substitute into dead statements but instead remove those.
15973 2008-04-15 Richard Guenther <rguenther@suse.de>
15975 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15976 to zero, thus disable creation of SFTs.
15978 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15980 * tree-predcom.c (suitable_reference_p): Return false if the
15981 reference can throw.
15983 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15986 * c-decl.c (finish_decl): If extern or static var has variable
15987 size, set TREE_TYPE (decl) to error_mark_node.
15989 2008-04-15 Rafael Espíndola <espindola@google.com>
15991 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15994 2008-04-15 Richard Guenther <rguenther@suse.de>
15996 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15997 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15998 (visit_reference_op_load): Do walk vuse-vdef chains on
15999 vn_reference_lookup.
16000 (visit_reference_op_store): But do not here.
16001 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16002 vn_reference_lookup.
16003 (vn_lookup_with_vuses): But do so here.
16005 2008-04-14 Ian Lance Taylor <iant@google.com>
16007 * fold-const.c (fold_overflow_warning): Remove assertion.
16009 2008-04-15 Ben Elliston <bje@au.ibm.com>
16011 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16012 temp1 local variables.
16014 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16017 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16018 ".text.unlikely" section as executable.
16020 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16022 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16023 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16024 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16025 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16026 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16027 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16028 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16030 2008-04-14 Ian Lance Taylor <iant@google.com>
16032 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16033 * fold-const.c (fold_comparison): If appropriate, test
16034 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16035 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16036 reassociating a pointer type.
16037 * doc/invoke.texi (Optimize Options): Document that
16038 -fstrict-overflow applies to pointer wraparound.
16040 2008-04-13 Jan Hubicka <jh@suse.cz>
16042 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16044 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16046 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16047 we are going to "save the world".
16049 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16051 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16052 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16053 operand 0 constraint, not "=".
16055 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16057 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16059 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16061 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16062 of size of positions_needed * CHAR_BIT.
16064 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16066 PR middle-end/35897
16067 * dse.c (store_info): Change positions_needed to unsigned
16069 (lowpart_bitmask): New.
16070 (record_store): Cast to unsigned HOST_WIDE_INT for
16071 positions_needed. Assert width <= size of positions_needed *
16072 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16073 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16074 lowpart_bitmask to set mask.
16076 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16078 * config/bfin/constraints.md: New file.
16079 * config/bfin/bfin.md: Include it.
16080 (adddi3): Use satisfies_constraint functions instead of the old macros.
16081 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16082 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16083 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16084 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16085 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16086 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16087 EXTRA_CONSTRAINT): Delete.
16088 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16089 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16091 * config/bfin/bfin.c: Include "tm-constrs.h".
16092 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16093 Use satisfies_constraint functions instead of the old macros.
16094 * doc/md.texi (Blackfin Constraints): Update file name reference.
16096 2008-04-11 Richard Guenther <rguenther@suse.de>
16098 PR tree-optimization/35869
16099 * tree-vrp.c (execute_vrp): Move switch statement update after
16100 jump threading. Schedule another cfg cleanup run.
16102 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16105 * attribs.c (decl_attributes): Return early on errorneous node.
16107 2008-04-10 Oleg Ryjkov <olegr@google.com>
16109 * tree.h (struct tree_base): Added a new flag default_def_flag.
16110 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16112 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16114 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16116 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16119 * pa.md: Define mode iterator P. Define mode attribute dwc.
16120 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16121 (icacheflush): Likewise.
16122 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16123 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16125 2008-04-11 Ben Elliston <bje@au.ibm.com>
16127 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16129 2008-04-10 Rafael Espíndola <espindola@google.com>
16131 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16132 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16133 (extract_range_from_expr): The same.
16135 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16137 * config/mips/mips.md (GPR2): New mode iterator.
16138 (seq): Add comment.
16139 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16140 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16141 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16142 Rewrite these to take two modes, the mode of comparison and the
16143 mode of the destination.
16144 * config/mips/mips.c (mips_expand_scc): Instead of having
16145 paradoxical subreg as destination, expand "narrowing" scc if mode
16146 of comparison is SI and target is requested in DI mode.
16147 (mips_emit_int_order_test): Update comment. Make mode of
16148 comparison match CMP0 rather than TARGET. When creating inverse
16149 target use mode of TARGET.
16151 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16153 * gcov-dump.c (tag_summary): Only print summaries for the first
16154 GCOV_COUNTERS_SUMMABLE counters.
16156 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16158 * config/i386/i386.md (absneg): New code iterator.
16159 (absnegprefix): New code attribute.
16160 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16161 patterns using absneg code iterator.
16162 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16163 using absneg code iterator.
16164 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16165 *neg<mode>2 patterns using absneg code iterator.
16166 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16167 *negextendsfdf2 patterns using absneg code iterator.
16168 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16169 *negextendsfxf2 patterns using absneg code iterator.
16170 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16171 *negextendsfdf2 patterns using absneg code iterator.
16172 * config/i386/sse.md (<code><mode>2): Macroize expander from
16173 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16175 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16177 * config/s390/s390.h: Remove the remains of the recent search
16178 & replace action of current_function_outgoing_args_size.
16180 2008-04-10 Ira Rosen <irar@il.ibm.com>
16182 PR tree-optimization/35821
16183 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16184 NEW_STMT_LIST is not NULL.
16186 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16189 * toplev.c (process_options): Remove -ffunction-sections debugging
16192 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16194 PR middle-end/PR28690
16195 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16196 than gen_rtx_fmt_ee to perform more canonicalizations.
16198 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16201 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16203 2008-04-09 Richard Guenther <rguenther@suse.de>
16205 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16206 (dump_function_to_file): Dump function arguments with types.
16208 2008-04-08 Richard Guenther <rguenther@suse.de>
16210 * fold-const.c (fold_widened_comparison): Do not allow
16211 sign-changes that change the result.
16213 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16216 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16217 kinds of indirect references.
16219 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16221 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16222 GNU Fortran language string.
16224 2008-04-08 Rafael Espíndola <espindola@google.com>
16226 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16227 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16228 * tree.h (tree_call_nonnegative_warnv_p): New.
16230 2008-04-08 Jan Hubicka <jh@suse.cz>
16232 * function.c (free_after_compilation): Clear out regno_reg_rtx
16235 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16238 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16240 PR middle-end/PR28690
16241 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16242 same precedence as REG_POINTER and MEM_POINTER operands.
16244 2008-04-08 Richard Guenther <rguenther@suse.de>
16246 PR middle-end/35834
16247 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16248 for adding index to base.
16250 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16252 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16253 (MINGW_ENABLE_EXECUTE_STACK): New.
16254 (IN_LIBGCC2): For libgcc include windows.h file for
16255 function declarations.
16257 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16259 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16260 and tem2 if tem1 is not a REG or MULT.
16262 2008-04-08 Jan Hubicka <jh@suse.cz>
16264 * function.h (incomming_args): Break out of struct function.
16265 (function_subsections): Break out of struct function.
16266 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16267 return_rtx and hard_reg_initial_vals from struct function.
16268 Kill inl_max_label_num.
16269 (current_function_pops_args, current_function_args_info,
16270 current_function_args_size, current_function_args_size,
16271 current_function_pretend_args_size,
16272 current_function_outgoing_args_size,
16273 current_function_internal_arg_pointer, current_function_return_rtx):
16274 Kill compatibility accestor macros.
16275 * builtins.c (expand_builtin_apply_args_1): Update.
16276 (expand_builtin_next_arg): Update.
16277 * df-scan.c (df_get_call_refs): Update.
16278 * dbxout.c (dbxout_function_end): Update.
16279 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16280 (output_line_info): Update.
16281 (secname_for_decl): Update.
16282 (dwarf2out_var_location): Update.
16283 * function.c (free_after_compilation): Update.
16284 (assign_parm_find_stack_rtl): Update.
16285 (assign_parms): Update.
16286 (expand_dummy_function_end): Update.
16287 (expand_function_end): Update.
16288 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16289 (expand_call): Update.
16290 (emit_library_call_value_1): Update.
16291 (store_one_arg): Update.
16292 * varasm.c (initialize_cold_section_name): Update.
16293 (unlikely_text_section): Update.
16294 (unlikely_text_section_p): Update.
16295 (assemble_start_function): Update.
16296 (assemble_end_function): Update.
16297 (default_section_type_flags): Update.
16298 (switch_to_section): Update.
16299 * integrate.c (set_decl_abstract_flags): Update.
16300 (get_hard_reg_initial_val): Update.
16301 (has_hard_reg_initial_val): Update.
16302 (allocate_initial_values): Update.
16303 * resource.c (init_resource_info): Update.
16304 * config/alpha/alpha.c (NUM_ARGS): Update.
16305 (direct_return): Update.
16306 (alpha_va_start): Update.
16307 (alpha_sa_size): Update.
16308 (alpha_initial_elimination_offset): Update.
16309 (alpha_expand_prologue): Update.
16310 (alpha_start_function): Update.
16311 (alpha_expand_epilogue): Update.
16312 (unicosmk_initial_elimination_offset):
16313 * config/alpha/alpha.md (call expander): Update.
16314 * config/s390/s390.c (s390_register_info): Update.
16315 (s390_register_info): Update.
16316 (s390_frame_info): Update.
16317 (s390_initial_elimination_offset): Update.
16318 (s390_build_builtin_va_list): Update.
16319 (s390_va_start): Update.
16320 * config/spu/spu.c (direct_return): Update.
16321 (spu_expand_prologue): Update.
16322 (spu_initial_elimination_offset): Update.
16323 (spu_build_builtin_va_list): Update.
16324 (spu_va_start): Update.
16325 * config/sparc/sparc.c (sparc_init_modes): Update.
16326 (sparc_compute_frame_size): Update.
16327 (function_value): Update.
16328 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16329 * config/i386/i386.md (return expander): Update.
16330 * config/i386/i386.c (ix86_va_start): Update.
16331 (ix86_can_use_return_insn_p): Update.
16332 (ix86_compute_frame_layout): Update.
16333 (ix86_expand_epilogue): Update.
16334 * config/sh/sh.c (output_stack_adjust): Update.
16335 (calc_live_regs): Update.
16336 (sh_expand_prologue): Update.
16337 (sh_builtin_saveregs): Update.
16338 (sh_va_start): Update.
16339 (initial_elimination_offset): Update.
16340 (sh_allocate_initial_value): Update.
16341 (sh_function_ok_for_sibcall): Update.
16342 (sh_get_pr_initial_val): Update.
16343 * config/sh/sh.md (return expander): Update.
16344 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16345 * config/crx/crx.c (crx_compute_frame): UPdate.
16346 (crx_initial_elimination_offset): UPdate.
16347 * config/xtensa/xtensa.c (compute_frame_size): Update
16348 (xtensa_builtin_saveregs): Update.
16349 (xtensa_va_start): Update.
16350 (order_regs_for_local_alloc): Update.
16351 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16352 (xstormy16_expand_builtin_va_start): Update.
16353 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16354 * config/m68hc11/m68hc11.md (return expanders): Update.
16355 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16356 (expand_epilogue): Update.
16357 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16358 (cris_simple_epilogue): Update.
16359 (cris_expand_prologue): Update.
16360 (cris_expand_epilogue): Update.
16361 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16362 (compute_frame_size): Update.
16363 * config/mt/mt.c (mt_compute_frame_size): Update.
16364 * config/mn10300/mn10300.c (expand_prologue): Update.
16365 (expand_epilogue): Update.
16366 (initial_offset): Update.
16367 (mn10300_builtin_saveregs):
16368 * config/mn10300/mn10300.md (return expander): Update.
16369 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16370 (ia64_initial_elimination_offset): Update.
16371 (ia64_initial_elimination_offset): Update.
16372 (ia64_expand_prologue): Update.
16373 * config/m68k/m68k.md (return expander): Update.
16374 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16375 (rs6000_stack_info): Update.
16376 * config/mcore/mcore.c (layout_mcore_frame): Update.
16377 (mcore_expand_prolog): Update.
16378 * config/arc/arc.c (arc_compute_frame_size): Update.
16379 * config/score/score3.c (score3_compute_frame_size): Update.
16380 * config/score/score7.c (score7_compute_frame_size): Update.
16381 * config/arm/arm.c (use_return_insn): Update.
16382 (thumb_find_work_register): Update.
16383 (arm_compute_save_reg_mask): Update.
16384 (arm_output_function_prologue): Update.
16385 (arm_output_epilogue): Update.
16386 (arm_size_return_regs): Update.
16387 (arm_get_frame_offsets): Update.
16388 (arm_expand_prologue): Update.
16389 (thumb_exit): Update.
16390 (thumb_unexpanded_epilogue): Update.
16391 (thumb1_output_function_prologue): Update.
16392 * config/pa/pa.md (return expander): Update.
16393 * config/pa/pa.c (compute_frame_size): Update.
16394 (hppa_builtin_saveregs): Update.
16395 * config/mips/mips.c (mips_va_start): Update.
16396 (mips16_build_function_stub): Update.
16397 (mips_compute_frame_info): Update.
16398 (mips_restore_gp): Update.
16399 (mips_output_function_prologue): Update.
16400 (mips_expand_prologue): Update.
16401 * config/v850/v850.c (compute_frame_size): Update.
16402 (expand_prologue): * config/mmix/mmix.c (along): update.
16403 (mmix_initial_elimination_offset): update.
16404 (mmix_reorg): update.
16405 (mmix_use_simple_return): update.
16406 (mmix_expand_prologue): update.
16407 (mmix_expand_epilogue): Update.
16408 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16409 (emit_link_insn): Update.
16411 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16413 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16414 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16416 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16419 2008-04-07 Jan Hubicka <jh@suse.cz>
16421 * function.h (rtl): Rename to x_rtl.
16422 (crtl): New define.
16423 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16424 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16425 used_temp_slots avail_temp_slots, temp_slot_level,
16426 nonlocal_goto_handler_labels): Update accesstors.
16427 (rtl): New global variable.
16428 (struct function): Move some fileds to rtl_data.
16429 (get_arg_pointer_save_area): Update prototype.
16430 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16431 get_arg_pointer_save_area.
16432 * expr.c (init_expr): Update
16433 * function.c (get_frame_size): Update
16434 (assign_stack_local): Update
16435 (expand_function_end): Update.
16436 (get_art_pointer_save_area): Update
16438 * emit-rtl.c (rtl): Declare.
16439 (regno_reg_rtx): Declare.
16440 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16442 (gen_reg_rtx): Update.
16443 * varasm.c (n_deferred_constatns): Update accestor.
16444 (init_varasm_status): Do not allocate varasm_status.
16445 (force_const_mem, get_pool_size, output_constant_pool): Update.
16446 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16447 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16448 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16449 * sparc/sparc.h (INIT_EXPANDERS): Update.
16450 * ia64/ia64.h (INIT_EXPANDERS): Update.
16452 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16454 * reload.c (push_secondary_reload): Add missing break to for loop.
16456 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16458 PR middle-end/PR28690
16459 * rtlanal.c: Update copyright years.
16460 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16461 as REG_POINTER and MEM_POINTER operands.
16462 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16463 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16464 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16465 * gcse.c: Update copyright years.
16466 (pre_delete): Call gen_reg_rtx_and_attrs.
16467 (hoist_code): Likewise.
16468 (build_store_vectors): Likewise.
16469 (delete_store): Likewise.
16470 * loop-invariant.c (move_invariant_reg): Likewise.
16471 Update copyright years.
16473 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16475 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16476 control string instead of quoted.
16478 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16480 * doc/rtl.texi: Rewrite of subreg section.
16482 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16485 * config/i386/i386.c (legitimize_pic_address): Add treating
16486 of dllimport SYM_REF's.
16487 (legitimize_dllimport_symbol): Add prototype.
16489 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16491 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16492 reference in constructor with non self-referential type.
16494 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16496 Removal of Return with Depressed Stack Pointer support
16497 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16498 (ECF_SP_DEPRESSED): Likewise.
16499 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16500 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16501 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16502 (expand_call): Do not test ECF_SP_DEPRESSED.
16503 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16504 * function.c (keep_stack_depressed): Delete.
16505 (handle_epilogue_set): Likewise.
16506 (update_epilogue_consts): Likewise.
16507 (emit_equiv_load): Likewise.
16508 (thread_prologue_and_epilogue_insns): Remove support for Return with
16509 Depressed Stack Pointer.
16510 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16512 2008-04-06 Richard Guenther <rguenther@suse.de>
16514 PR tree-optimization/35400
16515 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16516 information from SSA_NAMEs.
16518 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16520 * config/avr/avr.h (avr_mega_p): Remove declaration.
16521 (AVR_MEGA): Remove macro.
16522 * config/avr/avr.c (avr_mega_p): Remove variable.
16523 (avr_override_options): Remove inicializion of avr_mega_p.
16524 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16525 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16526 (avr_jump_mode): (Ditto.).
16527 (avr_output_progmem_section_asm_op): (Ditto.).
16528 (avr_asm_init_sections): (Ditto.).
16529 (avr_asm_init_sections): (Ditto.).
16530 (avr_rtx_costs): (Ditto.).
16531 * config/avr/avr.md: (Ditto.).
16532 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16535 2008-04-06 Richard Guenther <rguenther@suse.de>
16537 PR tree-optimization/35842
16538 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16539 is_gimple_invariant_address.
16541 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16543 * gcc.c (default_compilers): Sync Fortran extensions list with
16544 that in fortran/lang-specs.h.
16545 * doc/invoke.texi: Likewise.
16546 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16547 * dwarf2out.c (gen_compile_unit_die): Likewise.
16549 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16551 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16553 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16556 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16557 attribute is used for nested functions.
16559 2008-04-05 Jan Hubicka <jh@suse.cz>
16561 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16563 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16565 (dump_files): Update.
16566 (enable_rtl_dump_file): Do not accept letter argument.
16567 * tree-pass.h (dump_file_info): Remove letter argument.
16568 * toplev.c (decode_d_option): Update -da handling.
16569 * toplev.h (enable_rtl_dump_file): Update prototype.
16570 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16571 it out based on pass type.
16572 (register_dump_files_1): Likewise.
16573 (init_optimization_passes): Update register_one_dump_file calls.
16574 (execute_one_pass): Sanity check that IPA passes are called at IPA
16575 level and RTL passes at RTL level.
16576 (execute_pass_list): IPA pass can not be after or subpass of
16578 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16579 disallov RTL subpasses of IPA subpasses.
16581 2008-04-05 Ben Elliston <bje@au.ibm.com>
16583 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16584 builtins that return exactly once and do not throw. Cache call to
16587 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16589 PR rtl-optimization/34916
16590 PR middle-end/35519
16591 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16592 between instruction pairs.
16594 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16596 * doc/invoke.texi: Document -mbitops for SH.
16597 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16598 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16599 * config/sh/sh.c (print_operand): Add %t operand code.
16600 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16601 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16602 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16603 (extendqihi2): Likewise.
16604 (movqi_i): Likewise.
16605 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16606 (extv): Use bld instruction for SH2A if possible.
16608 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16609 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16610 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16611 (bset.b, bclr.b): Define peepholes.
16612 * config/sh/sh.opt (mbitops): New option.
16614 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16617 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16618 and view convert expression.
16620 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16623 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16625 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16627 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16629 * config/i386/cpuid.h (bit_AES): New.
16630 (bit_PCLMUL): Likewise.
16632 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16633 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16634 SSE2 if AES or PCLMUL is enabled.
16635 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16636 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16637 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16638 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16639 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16640 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16641 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16642 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16643 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16644 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16645 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16646 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16647 __builtin_ia32_aeskeygenassist128 and
16648 __builtin_ia32_pclmulqdq128.
16649 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16650 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16651 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16653 * config/i386/i386.h (TARGET_AES): New.
16654 (TARGET_PCLMUL): Likewise.
16655 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16657 * config/i386/i386.md (UNSPEC_AESENC): New.
16658 (UNSPEC_AESENCLAST): Likewise.
16659 (UNSPEC_AESDEC): Likewise.
16660 (UNSPEC_AESDECLAST): Likewise.
16661 (UNSPEC_AESIMC): Likewise.
16662 (UNSPEC_AESKEYGENASSIST): Likewise.
16663 (UNSPEC_PCLMUL): Likewise.
16665 * config/i386/i386.opt (maes): New.
16666 (mpclmul): Likewise.
16668 * config/i386/sse.md (aesenc): New pattern.
16669 (aesenclast): Likewise.
16670 (aesdec): Likewise.
16671 (aesdeclast): Likewise.
16672 (aesimc): Likewise.
16673 (aeskeygenassist): Likewise.
16674 (pclmulqdq): Likewise.
16676 * config/i386/wmmintrin.h: New.
16678 * doc/extend.texi: Document AES and PCLMUL built-in function.
16680 * doc/invoke.texi: Document -maes and -mpclmul.
16682 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16684 * function.c (free_after_parsing): Replace with
16685 cxx_push_function_context from C++ front-end.
16686 (allocate_struct_function): Don't call langhook.
16687 * langhooks.h (struct lang_hooks_for_functions): Delete.
16688 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16690 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16691 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16692 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16693 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16694 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16695 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16696 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16698 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16699 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16701 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16704 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16707 2008-04-04 Richard Guenther <rguenther@suse.de>
16709 PR middle-end/35823
16710 * fold-const.c (optimize_minmax_comparison): Use the correct
16711 type for the constant in the simplified comparison.
16713 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16715 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16716 Pass L2 size as "--param l2-cache-size" to the compiler.
16717 (decode_l2_cache): New function to decode L2 cache parameters using
16718 0x8000006 extended cpuid function.
16719 (detect_caches_amd): Determine parameters of L2 cache using
16720 decode_l2_caches function.
16721 (decode_caches_intel): Decode L2 cache parameters.
16722 (detect_caches_intel): Determine L2 cache parameters using
16723 decode_caches_intel and decode_l2_caches functions.
16725 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16727 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16728 secondary input reload for subword loads from the constant pool.
16730 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16733 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16734 constants of the appropriate size for runtime calculations.
16737 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16738 decimal-float literal constant zero.
16740 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16743 * c-parser.c (c_parser_omp_atomic): Call
16744 default_function_array_conversion on the RHS.
16746 PR middle-end/35818
16747 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16748 call is_variable_sized if decl has incomplete type.
16750 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16752 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16754 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16756 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16758 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16759 (sgt<u>): Merge sgt and sgtu into new expander.
16760 (sgt, sgtu): Remove expanders.
16761 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16762 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16763 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16764 *sgtu_<mode>_mips16 into new pattern.
16765 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16766 (sge<u>): Merge sge and sgeu into new expander.
16767 (sge, sgeu): Remove expanders.
16768 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16770 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16771 (slt<u>): Merge slt and sltu into new expander.
16772 (slt, sltu): Remove expanders.
16773 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16774 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16775 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16776 *sltu_<mode>_mips16 into new pattern.
16777 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16778 (sle<u>): Merge sle and sleu into new expander.
16779 (sle, sleu): Remove expanders.
16780 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16781 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16782 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16783 *sleu_<mode>_mips16 into new pattern.
16784 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16786 2008-04-03 Jan Hubicka <jh@suse.cz>
16788 PR tree-optimization/35795
16789 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16790 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16791 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16792 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16793 * score/score3.c (score3_output_mi_thunk): Likewise.
16794 * score/score7.c (score7_output_mi_thunk): Likewise.
16795 * mips/mips.c (mips_output_mi_thunk): Likewise.
16797 2008-04-03 Richard Guenther <rguenther@suse.de>
16799 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16800 conversions. Simplify code.
16802 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16804 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16806 2008-04-03 Tom Tromey <tromey@redhat.com>
16807 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16809 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16810 * config/bfin/t-bfin-linux (generated_files): Add
16811 linux-sysroot-suffix.h.
16812 * doc/install.texi (Prerequisites): Require make 3.80.
16813 * doc/sourcebuild.texi (Front End Directory): Document new
16815 * Makefile.in (generated_files): New variable.
16816 (ALL_HOST_OBJS): New variable.
16817 ($(ALL_HOST_OBJS)): New target.
16819 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16821 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16822 (remap_block): Call id->transform_lang_insert_block instead
16824 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16825 Set id.transform_lang_insert_block to NULL.
16826 (clone_body): Move to cp/optimize.c
16827 * tree-inline.h (struct copy_body_data): Change
16828 transform_lang_insert_block to function pointer.
16829 (copy_generic_body, copy_decl_no_change): Export.
16830 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16831 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16832 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16834 * c-tree.h (insert_block): Kill.
16835 * c-decl.c (insert_block): Kill.
16837 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16839 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16840 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16841 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16843 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16844 argument, call {push,pop}_function_context from here.
16845 * c-parser.c: Use c_{push,pop}_function_context.
16847 * function.c (push_function_context_to): Move meat ...
16848 (push_function_context): ... here. Simplify.
16849 * function.c (pop_function_context_from): Move meat ...
16850 (pop_function_context): ... here. Simplify.
16851 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16853 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16854 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16855 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16856 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16858 2008-04-03 Ben Elliston <bje@au.ibm.com>
16860 * expmed.c (extract_force_align_mem_bit_field): Remove.
16862 2008-04-03 Richard Guenther <rguenther@suse.de>
16864 PR middle-end/35800
16865 * expr.h (try_casesi): Adjust prototype.
16866 * expr.c (try_casesi): Take fallback label as extra parameter.
16867 Use that for gen_casesi if default_label is NULL.
16868 * stmt.c (expand_case): Pass fallback label to try_casesi,
16869 make sure to fill gaps with a fallback label if default_label
16872 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16875 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16877 2008-04-03 Ben Elliston <bje@au.ibm.com>
16879 * expmed.c (extract_split_bit_field): Remove if (0) code.
16880 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16881 (do_ds_constraint): Likewise.
16883 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16885 * doc/cppopts.texi (-dU): Document.
16886 * c-common.h (flag_dump_macros): Update comment.
16887 * c-opts.c (handle_OPT_d): Handle -dU.
16888 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16889 dump_queued_macros, cb_used_define, cb_used_undef): New.
16890 (init_pp_output): Handle -dU.
16891 (cb_line_change): Call dump_queued_macros.
16892 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16894 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16896 * config/avr/predicates.md (io_address_operand): New predicate.
16897 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16898 * config/avr/avr.c (avr_io_address_p): Remove function.
16899 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16900 'avr_io_address_p' function.
16901 (out_movhi_r_mr): (Ditto.).
16902 (out_movqi_mr_r): (Ditto.).
16903 (out_movhi_mr_r): (Ditto.).
16904 (avr_address_cost): (Ditto.).
16906 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16908 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16909 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16910 in 32bit mode when XMM registers are available to avoid store
16912 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16913 corresponding post-reload splitters.
16915 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16917 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16918 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16919 __builtin_ia32_roundss.
16920 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16921 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16922 __builtin_ia32_roundss.
16923 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16924 IX86_BUILTIN_SHUFPD here.
16926 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16928 * config/i386/i386.md (plogic): New.
16929 (plogicprefix): Likewise.
16931 * config/i386/mmx.md (mmx_<code><mode>3): New.
16932 (mmx_and<mode>3): Removed.
16933 (mmx_ior<mode>3): Likewise.
16934 (mmx_xor<mode>3): Likewise.
16936 * config/i386/sse.md (<code><mode>3): New.
16937 (*<code><mode>3): Likewise.
16938 (*<code><mode>3): Likewise.
16939 (<code><mode>3): Likewise.
16940 (*sse_<code><mode>3): Likewise.
16941 (*sse2_<code><mode>3): Likewise.
16942 (<code>tf3): Likewise.
16943 (*<code>tf3): Likewise.
16944 (and<mode>3): Likewise.
16945 (*and<mode>3): Likewise.
16946 (ior<mode>3): Removed.
16947 (*ior<mode>3): Likewise.
16948 (xor<mode>3): Likewise.
16949 (*xor<mode>3): Likewise.
16950 (*and<mode>3): Likewise.
16951 (*ior<mode>3): Likewise.
16952 (*xor<mode>3): Likewise.
16953 (and<mode>3): Likewise.
16954 (*sse_and<mode>3): Likewise.
16955 (*sse2_and<mode>3): Likewise.
16956 (andtf3): Likewise.
16957 (*andtf3): Likewise.
16958 (ior<mode>3): Likewise.
16959 (*sse_ior<mode>3): Likewise.
16960 (*sse2_ior<mode>3): Likewise.
16961 (iortf3): Likewise.
16962 (*iortf3): Likewise.
16963 (xor<mode>3): Likewise.
16964 (*sse_xor<mode>3): Likewise.
16965 (*sse2_xor<mode>3): Likewise.
16966 (xortf3): Likewise.
16967 (*xortf3): Likewise.
16969 2008-04-02 Richard Guenther <rguenther@suse.de>
16971 PR tree-optimization/14495
16972 PR tree-optimization/34793
16973 * tree-vrp.c (struct switch_update): New structure.
16974 (to_remove_edges, to_update_switch_stmts): New VECs.
16975 (simplify_switch_using_ranges): New function. Remove not taken
16976 case labels and edges.
16977 (simplify_stmt_using_ranges): Call it.
16978 (identify_jump_threads): Mark edges we have queued for removal
16979 so we don't thread them.
16980 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16982 * tree-cfg.c (group_case_labels): Deal with missing default label.
16983 (tree_verify_flow_info): Allow missing default label.
16984 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16985 (emit_case_nodes): Likewise.
16986 (expand_case): Do not rely on the default label to be present.
16987 * expr.c (try_casesi): Deal with NULL default_label.
16988 (do_tablejump): Likewise.
16990 2008-04-02 Richard Guenther <rguenther@suse.de>
16992 PR tree-optimization/14495
16993 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16994 SWITCH_EXPR here ...
16995 (vrp_visit_switch_stmt): ... but here (new function).
16996 (find_case_label_index): New helper function.
16997 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16999 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17001 * fwprop.c: Fix ISO-C99ism.
17003 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17006 * Makefile.in (objdir): Set it here.
17007 * configure.ac: Not here. Find dynamic linker characteristics.
17008 * exec-tool.in: Use them.
17009 * aclocal.m4: Regenerate.
17010 * configure: Regenerate.
17012 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17014 * expr.c (expand_var): Delete it.
17015 * expr.h (expand_var): Delete prototype.
17016 * function.c (expand_function_start): Use expand_decl instead.
17017 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17020 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17022 PR rtl-optimization/35542
17023 * fwprop.c (forward_propagate_and_simplify): Replace
17024 loc_reg_mentioned_in_p with reg_mentioned_p.
17026 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17028 PR rtl-optimization/35281
17029 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17030 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17031 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17032 (varying_mem_p): Move above propagate_rtx.
17033 (all_uses_available_at): Do not check MEMs.
17035 2008-04-02 Rafael Espíndola <espindola@google.com>
17037 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17038 (register_edge_assert_for_2): Split the cond argument.
17039 (register_edge_assert_for_1): Adjust for the change in
17040 register_edge_assert_for_2.
17041 (register_edge_assert_for): Split the cond argument.
17042 (find_switch_asserts): Adjust for the change in
17043 register_edge_assert_for.
17045 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17047 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17048 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17049 offsets for 64-bit mingw.
17050 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17051 abi for x86_64-pc-mingw.
17053 2008-04-02 Richard Guenther <rguenther@suse.de>
17055 * tree-vrp.c (extract_range_from_assert): Make sure to not
17056 produce range min/max with TREE_OVERFOW set.
17057 If merging a anti-range and a range keep the anti-range if
17058 the range covers all values of the type.
17059 (register_edge_assert_for_2): Only allow sign-changing
17060 conversions in detecting canonical range checks. Also
17061 register an assert for the unsigned name if useful.
17063 PR tree-optimization/35787
17064 * tree-vrp.c (vrp_val_max): New function.
17065 (vrp_val_min): Likewise.
17066 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17067 (vrp_val_is_min): Likewise.
17068 (supports_overflow_infinity): Use vrp_val_{min,max}.
17069 (negative_overflow_infinity): Likewise.
17070 (positive_overflow_infinity): Likewise.
17071 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17072 (is_positive_overflow_infinity): Likewise.
17073 (is_overflow_infinity): Likewise.
17074 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17075 vrp_val_is_{min,max}.
17076 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17077 to ranges if possible. Avoid empty ranges.
17079 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17081 PR middle-end/35705
17082 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17083 the expression is a function address.
17085 2008-04-01 George Helffrich <george@gcc.gnu.org>
17087 PR fortran/35154, fortran/23057
17088 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17089 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17090 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17091 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17093 (dbxout_syms): Check for COMMON-based symbol and wrap in
17094 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17095 in bracket for efficiency.
17097 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17098 using DW_TAG_common_block + member offset.
17099 (add_pubname_string): New function.
17100 (dw_expand_expr): New function to find block name and offset for
17102 (common_check): New function to check whether symbol in Fortran COMMON.
17103 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17105 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17108 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17110 2008-04-02 Ben Elliston <bje@au.ibm.com>
17112 * config/v850/v850.md (casesi): Remove if (0) code.
17113 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17114 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17116 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17118 * config/i386/i386.md (rex64suffix): New mode attribute.
17119 (floathi<mode>2): Disable expander for SSE math.
17120 (*floathi<mode>2_1): New insn insn_and_split pattern.
17121 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17122 corresponding post-reload splitters.
17123 (*floathi<mode>2_i387): New macroized insn pattern.
17124 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17125 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17126 insn_and_split pattern.
17127 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17128 New macroized instruction patterns and corresponding post-reload
17130 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17131 and corresponding post-reload splitters.
17132 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17133 New macroized instruction patterns.
17134 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17135 macroized instruction patterns and corresponding post-reload splitters.
17136 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17137 corresponding post-reload splitters.
17138 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17139 New macroized instruction patterns.
17140 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17141 corresponding post-reload splitters.
17142 (*floatsi<mode>2_i387): New macroized instruction patterns.
17144 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17146 * config/i386/i386.md (smaxmin): New.
17147 (umaxmin): Likewise.
17148 (maxminiprefix): Likewise.
17149 (maxminfprefix): Likewise.
17150 (<code><mode>3): Likewise.
17151 (smin<mode>3): Removed.
17152 (smax<mode>3): Likewise.
17154 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17155 (mmx_<code>v4hi3): Likewise.
17156 (mmx_<code>v8qi3): Likewise.
17157 (mmx_smaxv2sf3): Removed.
17158 (mmx_sminv2sf3): Likewise.
17159 (mmx_umaxv8qi3): Likewise.
17160 (mmx_smaxv4hi3): Likewise.
17161 (mmx_uminv8qi3): Likewise.
17162 (mmx_sminv4hi3): Likewise.
17164 * config/i386/sse.md (<addsub><mode>3): New.
17165 (*<addsub><mode>3): Likewise.
17166 (<sse>_vm<addsub><mode>3): Likewise.
17167 (<maxmin><mode>3): Likewise.
17168 (*<maxmin><mode>3_finite): Likewise.
17169 (*<maxmin><mode>3): Likewise.
17170 (<sse>_vm<maxmin><mode>3): Likewise.
17171 (sse3_h<addsub>v4sf3): Likewise.
17172 (sse3_h<addsub>v2df3): Likewise.
17173 (<maxmin>v16qi3): Likewise.
17174 (*<maxmin>v16qi3): Likewise.
17175 (<maxmin>v8hi3): Likewise.
17176 (*<maxmin>v8hi3): Likewise.
17177 (*sse4_1_<maxmin><mode>3): Likewise.
17178 (*sse4_1_<maxmin><mode>3): Likewise.
17179 (add<mode>3): Removed.
17180 (*add<mode>3): Likewise.
17181 (<sse>_vmadd<mode>3): Likewise.
17182 (sub<mode>3): Likewise.
17183 (*sub<mode>3): Likewise.
17184 (<sse>_vmsub<mode>3): Likewise.
17185 (smin<mode>3): Likewise.
17186 (*smin<mode>3_finite): Likewise.
17187 (*smin<mode>3): Likewise.
17188 (<sse>_vmsmin<mode>3): Likewise.
17189 (smax<mode>3): Likewise.
17190 (*smax<mode>3_finite): Likewise.
17191 (*smax<mode>3): Likewise.
17192 (<sse>_vmsmax<mode>3): Likewise.
17193 (sse3_haddv4sf3): Likewise.
17194 (sse3_haddv2df3): Likewise.
17195 (sse3_hsubv4sf3): Likewise.
17196 (sse3_hsubv2df3): Likewise.
17197 (umaxv16qi3): Likewise.
17198 (*umaxv16qi3): Likewise.
17199 (smaxv8hi3): Likewise.
17200 (*smaxv8hi3): Likewise.
17201 (*sse4_1_smax<mode>3): Likewise.
17202 (*sse4_1_umax<mode>3): Likewise.
17203 (uminv16qi3): Likewise.
17204 (*uminv16qi3): Likewise.
17205 (sminv8hi3): Likewise.
17206 (*sminv8hi3): Likewise.
17207 (*sse4_1_smin<mode>3): Likewise.
17208 (*sse4_1_umin<mode>3): Likewise.
17210 2008-04-01 Rafael Espíndola <espindola@google.com>
17212 * tree-cfg.c (verify_expr): remove in_phi.
17213 (verify_stmt): Don't call walk_tree with verify_expr. Use
17214 is_gimple_min_invariant instead of is_gimple_val.
17216 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17218 * doc/include/gpl_v3.texi: Update for manpage generation.
17219 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17221 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17222 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17223 gpl_v3.texi instead of gpl.texi.
17226 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17229 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17231 2008-04-01 Rafael Espíndola <espindola@google.com>
17233 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17234 (extract_code_and_val_from_cond): Use
17235 extract_code_and_val_from_cond_with_ops.
17237 2008-04-01 Jan Hubicka <jh@suse.cz>
17239 * function.c (free_after_compilation): Free epilogue_delay_list.
17240 (prepare_function_start): Assert that previous compilation was freed.
17242 2008-04-01 Jan Hubicka <jh@suse.cz>
17243 Jim Wilson <wilson@tuliptree.org>
17244 Andreas Tobler <andreast@gcc.gnu.org>
17246 PR middle-end/35781
17247 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17248 rtl.emit instead cfun->emit.
17249 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17250 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17252 2008-04-01 Ben Elliston <bje@au.ibm.com>
17254 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17256 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17258 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17260 (fprofile-use): Add var flag_profile_use
17261 * coverage.c (coverage_begin_output): Do not open a gcno file for
17262 output only if -ftest-coverage is set.
17263 Do not add getpwd() to gcda file path.
17264 (build_gcov_info): Check the new flag
17265 flag_profile_datafile_relative_path.
17266 (coverage_init): Use profile_data_prefix.
17267 Read profile counter only if flag_profile_use is set.
17268 * opts.c (common_handle_option): New option fprofile-use=,
17269 fprofile-dir=, fprofile-generate=.
17270 * toplev.c (profile_data_prefix): New variable definition.
17271 * toplev.h (profile_data_prefix): New declaration.
17272 * doc/invoke.tex (Option Summary, Optimization Options):
17275 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17277 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17278 use tmp consistently.
17281 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17282 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17283 UNSPEC_FR_RECIP_APPROX_RES.
17284 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17286 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17289 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17291 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17293 PR middle-end/30186
17294 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17295 element of the vector via a pointer.
17297 2008-03-31 Ian Lance Taylor <iant@google.com>
17299 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17301 2008-03-31 Jan Hubicka <jh@suse.cz>
17303 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17304 get_arg_pointer_save_area.
17305 * expr.c (init_expr): Just clear out rtl.expr.
17306 * function.c (free_after_compilation): Clear out whole RTL structure.
17307 (get_func_frame_size): Merge into ...
17308 (get_frame_size): ... this one.
17309 (assign_stack_local_1): Merge into ...
17310 (assign_stack_local): ... this one.
17311 (expand_function_end): Update call of get_arg_pointer_save_area.
17312 (get_art_pointer_save_area): Remove cfun argument.
17313 * function.h (emit_status): regno_pointer_align does not need length
17314 attribute. Move x_regno_reg_rtx to ...
17315 (regno_reg_rtx): ... new global array.
17316 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17317 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17318 apply_args_value, forced_labels, stack_pointer_delta):
17320 (struct varasm_status): Move here from varasm.c
17321 (struct rtl_data): New. Move here some fields from struct function.
17322 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17323 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17324 used_temp_slots avail_temp_slots, temp_slot_level,
17325 nonlocal_goto_handler_labels): Update accesstors.
17326 (rtl): New global variable.
17327 (struct function): Move some fileds to rtl_data.
17328 (get_arg_pointer_save_area): Update prototype.
17329 * emit-rtl.c (rtl): Declare.
17330 (regno_reg_rtx): Declare.
17331 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17333 (gen_reg_rtx): Update.
17334 (init_virtual_regs): Do not tate emit_status argument.
17335 (init_emit): Do not allocate emit.
17336 * varasm.c (varasm_statuc): Move to function.h.
17337 (n_deferred_constatns): Update accestor.
17338 (init_varasm_status): Do not allocate varasm_status.
17339 (force_const_mem, get_pool_size, output_constant_pool): Update.
17340 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17341 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17343 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17345 PR rtl-optimization/35729
17346 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17349 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17352 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17353 load/store if memory is unaligned.
17354 (*movti_rex64): Likewise.
17356 * config/i386/predicates.md (misaligned_operand): New.
17358 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17361 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17364 2008-03-31 Jan Beulich <jbeulich@novell.com>
17366 * config/ia64/constraints.md: Add 'j' constraint.
17367 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17368 (movdi_internal): Likewise.
17370 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17373 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17375 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17378 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17379 proper error message for the third argument on blendpd and
17382 * config/i386/sse.md (blendbits): New.
17383 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17385 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17387 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17389 2008-03-30 Richard Guenther <rguenther@suse.de>
17391 PR middle-end/31023
17392 * fold-const.c (fold_sign_changed_comparison): Do leave
17393 conversions to base-types alone.
17395 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17397 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17398 the link register if one altivec register is be saved.
17400 2008-03-30 Ben Elliston <bje@au.ibm.com>
17402 * final.c (final_scan_insn): Remove if (0) code.
17404 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17406 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17408 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17410 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17411 of V4SFmode to ix86_binary_operator_ok.
17413 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17415 * config/i386/i386.c (override_options): Initialize
17416 ix86_veclib_handler to ix86_veclibabi_svml when
17417 -mveclibabi=svml is used.
17418 (ix86_veclibabi_svml): New function for SVML ABI style
17419 vectorization support.
17420 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17422 2008-03-28 Rafael Espíndola <espindola@google.com>
17424 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17425 (tree_binary_nonnegative_warnv_p): Make it public.
17426 (tree_single_nonnegative_warnv_p): Make it public.
17427 (tree_invalid_nonnegative_warnv_p): Make it public.
17428 (tree_unary_nonzero_warnv_p): Make it public.
17429 (tree_binary_nonzero_warnv_p): Make it public
17430 (tree_single_nonzero_warnv_p): Make it public.
17431 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17432 (extract_range_from_binary_expr): Split the expr argument.
17433 (extract_range_from_unary_expr): Split the expr argument.
17434 (extract_range_from_comparison): Split the expr argument.
17435 (extract_range_from_expr): Use the new aux functions.
17436 (vrp_evaluate_conditional_warnv): Use
17437 vrp_evaluate_conditional_warnv_with_ops.
17438 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17439 (tree_binary_nonzero_warnv_p): Declare.
17440 (tree_single_nonzero_warnv_p): Declare.
17441 (tree_expr_nonzero_warnv_p): Declare.
17442 (tree_unary_nonnegative_warnv_p): Declare.
17443 (tree_binary_nonnegative_warnv_p): Declare.
17444 (tree_single_nonnegative_warnv_p): Declare.
17445 (tree_invalid_nonnegative_warnv_p): Declare.
17447 2008-03-28 Richard Guenther <rguenther@suse.de>
17449 PR tree-optimization/30317
17450 PR tree-optimization/30911
17451 PR tree-optimization/34793
17452 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17453 (struct assert_locus_d): New member EXPR.
17454 (register_new_assert_for): Add EXPR parameter to support
17455 ASSERT_EXPR <name, expr OP limit>.
17456 (register_edge_assert_for_1): Adjust callers.
17457 (find_assert_locations): Likewise.
17458 (process_assert_insertions_for): Build condition from expression.
17459 (extract_range_from_assert): Handle ASSERT_EXPRs
17460 of the form ASSERT_EXPR <name, expr OP limit>.
17461 (register_edge_assert_for_2): New helper registering
17462 asserts for comparisons. Recognize range tests of the form
17463 (unsigned)i - CST1 OP CST2.
17464 (register_edge_assert_for_1): Use it.
17465 (register_edge_assert_for): Likewise.
17466 (needs_overflow_infinity): Integer sub-types
17467 do not need overflow infinities.
17468 (vrp_val_is_max): The extreme values of integer sub-types
17469 are those of the base type.
17470 (vrp_val_is_min): Likewise.
17471 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17474 2008-03-28 Nick Clifton <nickc@redhat.com>
17477 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17478 Return GENERAL_REGS for stack adjustment reloads.
17480 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17483 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17484 const_vector when all the vectors are constant.
17486 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17488 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17490 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17491 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17493 (s<code>_sf): Use new scc_sf attribute for opcode names.
17495 2008-03-27 Tom Tromey <tromey@redhat.com>
17497 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17498 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17499 config/spu/t-spu-elf, config/i386/t-interix,
17500 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17501 config/i386/x-darwin, config/i386/x-mingw32,
17502 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17503 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17504 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17505 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17506 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17507 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17508 config/score/t-score-elf, config/arm/t-strongarm-pe,
17509 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17510 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17511 Revert automatic dependency patch.
17513 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17516 * config/i386/i386.c (ix86_function_arg_boundary): Align
17517 decimal floating point to its natural boundary.
17519 2008-03-27 Richard Guenther <rguenther@suse.de>
17521 PR middle-end/35716
17522 * fold-const.c (fold_comparison): Restrict distinct decl
17523 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17524 solely rely on operand_equal_p.
17526 2008-03-27 Richard Guenther <rguenther@suse.de>
17529 * c-common.c (handle_weak_attribute): Reject combination of
17532 2008-03-27 Richard Guenther <rguenther@suse.de>
17534 PR tree-optimization/32810
17535 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17536 conversions from DECL_INITIAL.
17537 (fold_const_aggregate_ref): Likewise from constructor elements.
17539 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17541 * tree-affine.h (aff_combination_expand): Declare.
17542 (get_inner_reference_aff): Likewise.
17543 * tree-affine.c (aff_combination_expand): Split out from
17544 tree_to_aff_combination_expand.
17545 (get_inner_reference_aff): New function.
17546 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17547 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17548 (struct lim_aux_data): sm_done field removed.
17549 (mem_ref_loc_p, mem_ref_locs_p): New types.
17550 (struct mem_ref): Added id, stored, accesses_in_loop,
17551 indep_loop, dep_loop, indep_ref, dep_ref fields.
17552 Removed is_stored, locs and next fields.
17553 (memory_accesses): New variable.
17554 (movement_possibility): Do not allow moving statements
17555 that store to memory.
17556 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17558 (determine_max_movement): For statements with memory references,
17559 find the outermost loop in that the reference is independent.
17560 (move_computations_stmt): Mark the virtual operands for renaming.
17561 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17562 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17563 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17564 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17565 create_vop_ref_mapping, analyze_memory_references,
17566 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17567 get_all_locs_in_loop, ref_always_accessed_p,
17568 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17569 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17570 store_motion_loop, store_motion): New functions.
17571 (struct vop_to_refs_elt): New type.
17572 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17573 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17574 (schedule_sm): Replaced by...
17575 (execute_sm): ... this.
17576 (determine_lsm_ref, hoist_memory_references,
17577 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17578 find_more_ref_vops, free_mem_ref, free_mem_refs,
17579 determine_lsm_loop, determine_lsm): Removed.
17580 (tree_ssa_lim_finalize): Free data structures used by store motion.
17581 (tree_ssa_lim): Call analyze_memory_references. Use
17582 store_motion instead of determine_lsm.
17584 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17586 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17587 rename tmake_file to m68hc11/t-m68hc11.
17588 (mcore): Set inhibit_libc to true.
17589 * config.host (alpha*-dec-*vms*): Set extra_programs.
17590 (interix3*): Don't use host_xmake_file.
17591 * configure.ac: Let config.gcc override inhibit_libc.
17592 * configure: Regenerate.
17594 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17595 * config/t-openbsd-thread: Remove commented out lines.
17597 * config/x-interix: Remove.
17599 * config/m68hc11/t-m68hc11-gas: Rename to...
17600 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17602 * config/mcore/t-mcore: Remove T_CFLAGS.
17603 * config/mcore/t-mcore-pe: Likewise.
17605 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17607 * configure.ac: Replace custom __GNU_SOURCE test with
17608 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17609 * aclocal.m4: Regenerate.
17610 * configure: Regenerate.
17611 * config.in: Regenerate.
17613 2008-03-27 Richard Guenther <rguenther@suse.de>
17615 * fold-const.c (target.h): Include.
17616 (fold_comparison): Fold comparison of addresses of decls
17617 that bind locally or of constants. Consolidate address folding code.
17618 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17619 results from fold_binary_to_constant.
17620 (compare_values_warnv): Likewise.
17622 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17624 PR middle-end/35429
17625 * fold-const.c (fold_truthop): Check for integeral types when folding
17626 a == 0 && b == 0 and a != 0 || b != 0 .
17628 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17630 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17632 2008-03-26 Andreas Schwab <schwab@suse.de>
17634 * doc/invoke.texi: Fix use of @item vs. @itemx.
17636 2008-03-26 Tom Tromey <tromey@redhat.com>
17638 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17639 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17640 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17641 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17642 build/genconstants.o, build/genemit.o, build/genextract.o,
17643 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17644 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17647 2008-03-26 Richard Guenther <rguenther@suse.de>
17650 2008-03-26 Richard Guenther <rguenther@suse.de>
17652 * fold-const.c (target.h): Include.
17653 (fold_comparison): Fold comparison of addresses of two decls
17654 that bind locally. Consolidate address folding code.
17656 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17658 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17659 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17660 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17661 dconstsqrt2, dconstthird, dconste and/or dconst10.
17662 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17663 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17664 dconstsqrt2, dconste): Delete.
17665 (init_emit_once): Likewise. Simplify initializing dconstm1.
17667 * real.c (get_real_const): New.
17668 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17669 dconstsqrt2, dconste): Delete.
17670 (real_value_const, get_real_const): New.
17672 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17674 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17676 * config/i386/i386.c (ix86_function_arg_boundary): Check
17677 BIGGEST_ALIGNMENT instead of 128.
17678 (setup_incoming_varargs_64): Likewise.
17680 2008-03-26 Tom Tromey <tromey@redhat.com>
17682 * Makefile.in (DEPFILES): Add missing '/'.
17684 2008-03-26 Richard Guenther <rguenther@suse.de>
17686 * fold-const.c (target.h): Include.
17687 (fold_comparison): Fold comparison of addresses of two decls
17688 that bind locally. Consolidate address folding code.
17690 2008-03-26 Nick Clifton <nickc@redhat.com>
17693 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17694 not allow INT+INT as a legitimate addressing mode.
17696 2008-03-26 Richard Guenther <rguenther@suse.de>
17698 * tree-flow.h (widen_bitfield): Remove declaration.
17699 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17700 (widen_bitfield): Remove function.
17701 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17704 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17707 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17710 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17712 PR rtl-optimization/35232
17713 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17714 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17715 reg_reloaded_call_part_clobbered here.
17716 (reload_regs_reach_end_p): New function.
17717 (reload_reg_rtx_for_input): New variable.
17718 (reload_reg_rtx_for_output): Likewise.
17719 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17720 when reassigning a pseudo register. Load reloadreg from
17721 reload_reg_rtx_for_input, moving the mode and register
17723 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17724 instead of the original when deciding whether an input reload
17725 would be a no-op or whether an output reload can be deleted.
17726 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17727 when setting up new_spill_reg_store. Load it from
17728 reload_reg_rtx_for_output, moving the mode and register
17730 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17731 instead of the original when deciding whether an output reload
17732 would be a no-op. Do the same when modifying insn notes.
17733 Use rtx_equal_p instead of == to compare the registers.
17734 (inherit_piecemeal_p): Take a mode and two register numbers
17736 (emit_reload_insns): Clear new_spill_reg_store for every hard
17737 register in the reload register. Remove spill registers
17738 from reg_reloaded_valid before considering whether to record
17739 inheritance information for them. Use reload_reg_rtx_for_output
17740 instead of reg_rtx when recording output reloads. Use
17741 reload_reg_rtx_for_input instead of reg_rtx when recording
17742 input reloads. Set or clear reg_reloaded_call_part_clobbered
17743 at the same time as setting reg_reloaded_valid.
17744 (delete_output_reload): Add a new_reload_reg parameter and use it
17745 instead of rld[j].reg_rtx.
17746 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17749 2008-03-25 Tom Tromey <tromey@redhat.com>
17751 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17752 (build/genattr.o): Likewise.
17753 (build/genattrtab.o): Likewise.
17754 (build/gencodes.o): Likewise.
17755 (build/genconfig.o): Likewise.
17756 (build/genconstants.o): Likewise.
17757 (build/genemit.o): Likewise.
17758 (build/genextract.o): Likewise.
17759 (build/genflags.o): Likewise.
17761 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17763 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17764 instead of size_int for integer types.
17765 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17766 to match type of MINUS_EXPR.
17768 2008-03-25 Tom Tromey <tromey@redhat.com>
17770 * configure: Rebuilt.
17771 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17774 2008-03-25 Tom Tromey <tromey@redhat.com>
17776 * config/x-solaris (host-solaris.o): Update.
17777 * config/x-linux (host-linux.o): Update.
17778 * config/x-hpux (host-hpux.o): Update.
17779 * config/x-darwin (host-darwin.o): Update.
17780 * config/v850/t-v850e (v850-c.o): Update.
17781 * config/v850/t-v850 (v850-c.o): Update.
17782 * config/t-vxworks (vxworks.o): Update.
17783 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17784 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17785 * config/spu/t-spu-elf (spu-c.o): Update.
17787 * config/sh/t-symbian (sh-c.o): Update.
17788 (symbian.o): Update.
17789 * config/sh/t-sh (sh-c.o): Update.
17790 * config/score/t-score-elf (score7.o, score3.o): Update.
17791 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17792 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17793 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17794 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17795 (rs6000.o): Remove.
17796 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17797 * config/m32c/t-m32c (m32c-pragma.o): Update.
17798 * config/ia64/t-ia64 (ia64-c.o): Update.
17799 * config/i386/x-mingw32 (host-mingw32.o): Update.
17800 * config/i386/x-i386 (driver-i386.o): Update.
17801 * config/i386/x-darwin (host-i386-darwin.o): Update.
17802 * config/i386/x-cygwin (host-cygwin.o): Update.
17803 * config/i386/t-nwld (nwld.o): Update.
17804 * config/i386/t-netware (netware.o): Update.
17805 * config/i386/t-interix (winnt.o): Update.
17806 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17807 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17808 msformat-c.o): Update.
17809 * config/bfin/t-bfin-linux (generated_files): Add
17810 linux-sysroot-suffix.h.
17811 * config/arm/t-wince-pe (pe.o): Update.
17812 * config/arm/t-strongarm-pe (pe.o): Update.
17813 * config/arm/t-pe (pe.o): Update.
17814 * config/arm/t-arm (arm-c.o): Update.
17815 * doc/install.texi (Prerequisites): Require make 3.80.
17816 * Makefile.in: Remove .o targets.
17817 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17818 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17819 (simple_generated_h, simple_generated_c): Move earlier.
17820 (generated_files): New variable.
17821 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17822 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17823 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17824 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17825 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17826 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17827 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17828 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17829 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17830 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17831 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17832 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17834 (COMPILE.base, COMPILE): New variables.
17835 (%.o): New pattern rule.
17836 (ALL_HOST_OBJS): New variable.
17837 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17838 (dummy-checksum.o, cc1-checksum.o): Remove.
17839 (DRIVER_SHLIB): New variable.
17840 (DRIVER_DEFINES): Use it.
17841 (gencondmd.c): Move out of build/.
17842 (s-conditions): Update.
17843 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17844 (ALL_BUILD_OBJS): Likewise.
17845 (build/%.o): Use BUILDCOMPILE.
17846 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17847 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17848 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17849 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17850 build/genconfig.o, build/genconstants.o, build/genemit.o,
17851 build/genextract.o, build/genflags.o, build/genmddeps.o,
17852 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17853 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17854 build/gen-protos.o, build/scan.o, build/fix-header.o,
17855 build/scan-decls.o): Simplify.
17856 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17857 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17858 prefix.o, toplev.o): Reduce to variable setting.
17859 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17860 ($(out_object_file), gcc-options.o): New targets.
17861 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17862 * configure: Rebuilt.
17863 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17864 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17866 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17868 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17869 complain when we hit an error, return ERROR_MARK_NODE.
17871 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17873 * config/sh/constraints.md (Pso, Psz): New constraints.
17874 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17875 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17877 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17879 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17880 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17882 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17884 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17885 (prefetch_sh2a): New.
17887 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17888 Naveen.H.S <naveen.hs@kpitcummins.com>
17890 * config/sh/constraints.md (I28): New constraint.
17891 * config/sh/sh.c (broken_move): Add support for movi20s.
17892 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17894 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17895 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17896 Naveen.H.S <naveen.hs@kpitcummins.com>
17898 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17899 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17900 (print_operand): Handle resbank in %@ operand code.
17901 (sh_encode_section_info): New.
17902 (push_regs): Add conditions for resbank.
17903 (sh_expand_epilogue): Likewise.
17904 (sh_insert_attributes): Likewise.
17905 (sh_attribute_table): Likewise.
17906 (sh_handle_resbank_handler_attribute): New.
17907 (sh2a_handle_function_vector_handler_attribute): New.
17908 (sh2a_is_function_vector_call): New.
17909 (sh2a_get_function_vector_number): New.
17910 (sh2a_function_vector_p): New.
17911 (sh_cfun_resbank_handler_p): New.
17912 * config/sh/sh.md (calli): Emit jsr/n if possible.
17913 (calli_tbr_rel): New.
17914 (calli_pcrel): Emit jsr/n if possible.
17915 (return_i): Emit rts/n if possible.
17916 (call_valuei_tbr_rel): New.
17917 (call_valuei_pcrel): Add condition for SH2A target.
17918 (call_value): Likewise.
17919 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17920 (sh2a_get_function_vector_number): Likewise.
17921 (sh2a_is_function_vector_call): Likewise.
17922 * doc/extend.texi: Document TBR relative addressing of SH2A.
17923 (resbank): Add description for SH2A.
17925 2008-03-24 Richard Guenther <rguenther@suse.de>
17928 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17929 pointer assignments change conversions according to middle-end rules.
17930 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17931 * configure.ac: Include type checking in yes.
17932 * configure: Regenerate.
17934 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17936 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17937 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17939 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17941 * gthr-vxworks.h (UNUSED): Define.
17943 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17945 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17947 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17949 * doc/extend.texi (Function Attributes): Add missing comma in the
17950 example of the "alloc_size" attribute.
17952 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17955 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17957 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17960 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17963 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17964 of the underlying type of a MS bitfield layout to the natural
17965 alignment of the type.
17967 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17969 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17970 to their natural alignment to avoid store forwarding stalls.
17972 2008-03-22 Richard Guenther <rguenther@suse.de>
17974 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17975 For PHI nodes verify the address is invariant.
17976 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17977 (get_symbol_constant_value): Use is_gimple_min_invariant.
17978 (maybe_fold_stmt_indirect): Likewise.
17980 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17982 PR rtl-optimization/33927
17983 * Makefile.in (dse.o): Depend on $(TM_P_H).
17984 * expr.h (extract_low_bits): Declare.
17985 * expmed.c (extract_low_bits): New function.
17986 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17987 * dse.c: Include tm_p.h.
17988 (find_shift_sequence): Remove the read_reg argument and return the
17989 read value. Emit the instructions instead of returning them.
17990 Iterate on new_mode rather than calculating it each time.
17991 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17992 source to NEW_MODE and extract_low_bits to convert the shifted
17993 value to READ_MODE.
17994 (replace_read): Allow the load and store to have different mode
17995 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17996 or extraction instructions before trying the replacement. Update
17997 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17999 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18001 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18002 to their natural alignment to avoid store forwarding stalls.
18004 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18007 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18008 encouraging but not allowing gprs for input;
18009 change the input constraint to !f#r.
18010 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18012 change the output constraint to !f#r.
18014 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18017 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18018 corresponding post-reload splitters.
18019 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18020 when x87 FP math is selected.
18021 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18022 New function prototype.
18023 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18024 unreachable function to ease macroization of insn patterns.
18026 2008-03-21 Martin Jambor <mjambor@suse.cz>
18028 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18029 reference dumps if ddr is NULL or dependence is unknown.
18031 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18033 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18034 unsigned extension into account.
18035 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18036 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18037 Do computations on a scratch register.
18039 2008-03-21 Richard Guenther <rguenther@suse.de>
18041 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18042 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18043 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18044 * tree-ssa-dom.c (record_equality): Likewise.
18045 * tree-inline.c (copy_body_r): Likewise.
18046 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18049 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18051 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18052 as 'delete_unused' argument.
18054 2008-03-20 Richard Guenther <rguenther@suse.de>
18056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18057 special casing of constant qualifiers.
18058 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18059 care about them in general.
18060 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18061 regardless of their type.
18062 (fold_stmt_r): Forcefully fold *& if we end up with that.
18064 2008-03-20 Paul Brook <paul@codesourcery.com>
18066 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18067 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18069 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18071 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18072 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18074 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18076 * common.opt (Wmudflap): New option.
18077 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18078 (mx_register_decls): Likewise.
18079 (mudflap_finish_file): Likewise.
18080 * doc/invoke.texi: Document -Wno-mudflap.
18082 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18084 * c-format.c (replace_format_name_to_system_name): New.
18085 (cmp_attribs): New.
18086 (convert_format_name_to_system_name): New.
18087 (decode_format_attr): Add use of convert_format_name_to_system_name.
18088 (format_types_orig): Add gnu_ prefix to names.
18089 (check_format_info_main): Special treating of \0 escaped names for
18090 supporting multi-character format specifiers as I32, I64.
18091 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18092 (gnu_target_overrides_format_attributes): New.
18093 * c-format.h: Add structure target_ovr_attr to hold
18094 system specific formatter names.
18095 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18096 msformat-c.o file to c_target_objs and cxx_target_objs.
18097 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18098 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18099 (TARGET_N_FORMAT_TYPES): New.
18100 * config/i386/msformat-c.c: New.
18101 * config/i386/t-cygming: Add build rule for msformat-c.o.
18102 * doc/extend.texi: Add new format names gnu_* and ms_* and
18104 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18106 2008-03-20 Ira Rosen <irar@il.ibm.com>
18108 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18109 optimizations turned on under -O3.
18110 (ftree-vectorize): Add that the flag is turned on with -O3.
18112 2008-03-20 Ben Elliston <bje@au.ibm.com>
18114 * regmove.c (try_auto_increment): Fix spelling error in comment.
18115 * final.c (final_scan_insn): Likewise.
18117 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18120 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18121 allocator preferences for "y" and "r" class registers.
18122 ("*mov<mode>_internal"): Ditto.
18123 ("*movv2sf_internal_rex64"): Ditto.
18124 ("*movv2sf_internal"): Ditto.
18126 2008-03-19 Michael Matz <matz@suse.de>
18128 PR middle-end/35616
18129 * calls.c (expand_call): Check overlap of arguments with call
18130 address for sibcalls.
18132 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18135 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18136 of the underlying type of a MS bitfield layout to the natural
18137 alignment of the type.
18139 2008-03-19 Jan Hubicka <jh@suse.cz>
18142 * toplev.c (decode_d_option): Handle all CPP flags.
18143 * tree-vrp.c: Update tree_pass descriptors.
18144 * regrename.c: Update tree_pass descriptors.
18145 * fwprop.c: Update tree_pass descriptors.
18146 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18147 * tree-into-ssa.c: Update tree_pass descriptors.
18148 * tree-dump.c: Update tree_pass descriptors.
18149 * tree-complex.c: Update tree_pass descriptors.
18150 * tree-dump.h: Update tree_pass descriptors.
18151 * see.c: Update tree_pass descriptors.
18152 * cgraphbuild.c: Update tree_pass descriptors.
18153 * tracer.c: Update tree_pass descriptors.
18154 * tree-loop-distribution.c: Update tree_pass descriptors.
18155 * cgraph.c: Update tree_pass descriptors.
18156 * postreload-gcse.c: Update tree_pass descriptors.
18157 * postreload.c: Update tree_pass descriptors.
18158 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18159 * tree-tailcall.c: Update tree_pass descriptors.
18160 * tree-pass.h (tree_opt_pass): Rename to ...
18161 (opt_pass) ... this one; add "type" field and remove letter field.
18162 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18163 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18164 all_lowering_passes): Update declaration.
18165 * ipa-cp.c: Update tree_pass descriptors.
18166 * final.c: Update tree_pass descriptors.
18167 * omp-low.c: Update tree_pass descriptors.
18168 * tree-ssa-dse.c: Update tree_pass descriptors.
18169 * ipa-reference.c: Update tree_pass descriptors.
18170 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18171 * auto-inc-dec.c: Update tree_pass descriptors.
18172 * reorg.c: Update tree_pass descriptors.
18173 * cgraphunit.c: Update tree_pass descriptors.
18174 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18175 * tree-ssa-ccp.c: Update tree_pass descriptors.
18176 * df-core.c: Update tree_pass descriptors.
18177 * mode-switching.c: Update tree_pass descriptors.
18178 * tree-nomudflap.c: Update tree_pass descriptors.
18179 * modulo-sched.c: Update tree_pass descriptors.
18180 * ipa-pure-const.c: Update tree_pass descriptors.
18181 * cse.c: Update tree_pass descriptors.
18182 * web.c: Update tree_pass descriptors.
18183 * tree-stdarg.c: Update tree_pass descriptors.
18184 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18185 * tree-ssa-dom.c: Update tree_pass descriptors.
18186 * tree-nrv.c: Update tree_pass descriptors.
18187 * tree-ssa-alias.c: Update tree_pass descriptors.
18188 * loop-init.c: Update tree_pass descriptors.
18189 * gimple-low.c: Update tree_pass descriptors.
18190 * ipa-inline.c: Update tree_pass descriptors.
18191 * tree-ssa-sink.c: Update tree_pass descriptors.
18192 * global.c: Update tree_pass descriptors.
18193 * ifcvt.c: Update tree_pass descriptors.
18194 * jump.c: Update tree_pass descriptors.
18195 * predict.c: Update tree_pass descriptors.
18196 * tree-ssa-loop.c: Update tree_pass descriptors.
18197 * recog.c: Update tree_pass descriptors.
18198 * dse.c: Update tree_pass descriptors.
18199 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18200 * tree-eh.c: Update tree_pass descriptors.
18201 * regmove.c: Update tree_pass descriptors.
18203 * function.c: Update tree_pass descriptors.
18204 * tree-vectorizer.c: Update tree_pass descriptors.
18205 * gcse.c: Update tree_pass descriptors.
18206 * ipa-type-escape.c: Update tree_pass descriptors.
18207 * tree-if-conv.c: Update tree_pass descriptors.
18208 * init-regs.c: Update tree_pass descriptors.
18209 * ipa.c: Update tree_pass descriptors.
18210 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18211 * rtl-factoring.c: Update tree_pass descriptors.
18212 * lower-subreg.c: Update tree_pass descriptors.
18213 * bt-load.c: Update tree_pass descriptors.
18214 * tree-dfa.c: Update tree_pass descriptors.
18215 * except.c: Update tree_pass descriptors.
18216 * emit-rtl.c: Update tree_pass descriptors.
18217 * cfgexpand.c: Update tree_pass descriptors.
18218 * tree-cfgcleanup.c: Update tree_pass descriptors.
18219 * cfgcleanup.c: Update tree_pass descriptors.
18220 * tree-ssa-pre.c: Update tree_pass descriptors.
18221 * tree-sra.c: Update tree_pass descriptors.
18222 * tree-mudflap.c: Update tree_pass descriptors.
18223 * tree-ssa-copy.c: Update tree_pass descriptors.
18224 * cfglayout.c: Update tree_pass descriptors.
18225 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18226 * tree-ssa-dce.c: Update tree_pass descriptors.
18227 * tree-ssa.c: Update tree_pass descriptors.
18228 * regclass.c: Update tree_pass descriptors.
18229 * integrate.c: Update tree_pass descriptors.
18230 * tree-optimize.c: Update tree_pass descriptors.
18231 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18232 * tree-object-size.c: Update tree_pass descriptors.
18233 * combine.c: Update tree_pass descriptors.
18234 * tree-outof-ssa.c: Update tree_pass descriptors.
18235 * bb-reorder.c: Update tree_pass descriptors.
18236 * stack-ptr-mod.c: Update tree_pass descriptors.
18237 * var-tracking.c: Update tree_pass descriptors.
18238 * tree-profile.c: Update tree_pass descriptors.
18239 * tree-vect-generic.c: Update tree_pass descriptors.
18240 * reg-stack.c: Update tree_pass descriptors.
18241 * sched-rgn.c: Update tree_pass descriptors.
18242 * tree-ssa-structalias.c: Update tree_pass descriptors.
18243 * tree-cfg.c: Update tree_pass descriptors.
18244 * passes.c (current_pass): Update declaration.
18245 (finish_optimization_passes): Update.
18246 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18247 (register_one_dump_file, register_dump_files_1, next_pass_1):
18249 (init_optimization_passes): Update handling of new types.
18250 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18251 * ipa-struct-reorg.c: Update tree_pass descriptors.
18252 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18253 * combine-stack-adj.c: Update tree_pass descriptors.
18254 * cfgrtl.c: Update tree_pass descriptors.
18255 * dce.c: Update tree_pass descriptors.
18256 * tree-ssanames.c: Update tree_pass descriptors.
18258 2008-03-19 Richard Guenther <rguenther@suse.de>
18260 PR middle-end/35609
18261 * tree-ssa.c (walk_data): New structure.
18262 (warn_uninitialized_var): If not always_executed warn with "maybe"
18264 (execute_early_warn_uninitialized): Compute post-dominators.
18265 Initialize always_executed before processing each basic block.
18267 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18270 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18271 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18273 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18275 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18277 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18279 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18281 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18282 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18283 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18284 target after ignore has been set, and move there also the commputation
18285 of subtarget and original_target.
18286 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18287 (LANG_HOOKS_INITIALIZER): Remove it.
18288 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18290 2008-03-18 Richard Guenther <rguenther@suse.de>
18292 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18293 found an expression with constants, note that in the VN for the lhs.
18294 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18295 fold them to constants if possible. Run cleanup_cfg if done so.
18296 (execute_pre): Return todo.
18297 (do_pre): Likewise.
18298 (execute_fre): Likewise.
18299 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18301 (get_prop_source_stmt): Look through pointer conversions.
18303 2008-03-18 Jan Hubicka <jh@suse.cz>
18305 * tree-pretty-print.c: Include predict.h.
18306 (dump_generic_node): Dump predictor.
18307 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18308 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18309 * gimple-low.c (lower_stmt): Likewise.
18310 * expr.c (expand_expr_real): Likewise.
18311 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18313 (build_predict_expr, build_predict_expr): New.
18314 * predict.h (predictor_name, build_predict_expr): Update.
18315 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18316 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18317 * predict.def (PRED_CONTINUE): Update hitrate.
18318 * tree.def (PREDICT_EXPR): Define.
18319 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18320 do not handle BIND_EXPR.
18321 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18322 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18323 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18326 2008-03-18 Michael Matz <matz@suse.de>
18328 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18330 2008-03-18 Richard Guenther <rguenther@suse.de>
18332 * tree-gimple.h (is_gimple_invariant_address): Declare.
18333 (is_gimple_constant): Likewise.
18334 * tree-gimple.c (is_gimple_constant): New function.
18335 (is_gimple_invariant_address): Likewise.
18336 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18337 and is_gimple_invariant_address.
18338 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18340 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18341 an addressable base.
18343 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18345 PR middle-end/35611
18346 * gimplify.c (gimplify_expr): Gimplify second operand of
18349 2008-03-17 Richard Guenther <rguenther@suse.de>
18351 PR tree-optimization/19637
18352 * fold-const.c (fold_unary): Remove restrictions of removing
18353 intermediate pointer-conversions (P2)(P1)P0.
18354 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18355 conversion to void pointer.
18356 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18358 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18361 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18362 emulated thread local variables.
18364 2008-03-16 Richard Guenther <rguenther@suse.de>
18366 PR middle-end/35607
18367 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18368 expand TREE_INVARIANT operations that are not gimple invariant.
18370 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18372 * doc/extend.texi (Alignment): Say that the ABI controls
18373 the __alignof__ for non-strict-alignment targets rather
18374 than being a recommendation.
18376 2008-03-15 Paul Brook <paul@codesourcery.com>
18378 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18380 (arm_output_fn_unwind): Mark functions that can not be unwound.
18382 2008-03-15 Paul Brook <paul@codesourcery.com>
18384 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18385 extension instructions.
18387 2008-03-15 Richard Guenther <rguenther@suse.de>
18389 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18390 and fold constant aggregate refs.
18391 (fold_const_aggregate_ref): Handle string constants
18392 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18393 (evaluate_stmt): Simplify now that ccp_fold folds constant
18396 2008-03-15 Paul Brook <paul@codesourcery.com>
18398 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18399 (extzv): Use gen_extzv_t2.
18400 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18402 2008-03-15 Richard Guenther <rguenther@suse.de>
18404 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18405 (fold_const_aggregate_ref): Likewise.
18406 (get_value): Return NULL if we don't have any values.
18407 (ccp_finalize): Set const_val to NULL after freeing it.
18408 * tree-flow.h (get_symbol_constant_value): Declare.
18409 (fold_const_aggregate_ref): Likewise.
18410 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18412 2008-03-15 Richard Guenther <rguenther@suse.de>
18414 PR middle-end/35593
18415 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18416 to not produce negative array indices if not allowed. Add
18417 parameter to indicate that.
18418 (maybe_fold_offset_to_component_ref): Allow negative array
18419 indices only for the first member of a structure.
18420 (maybe_fold_offset_to_reference): Allow negative array indices.
18421 (maybe_fold_stmt_addition): Likewise.
18423 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18424 Anatoly Sokolov <aesok@post.ru>
18426 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18427 (avr_arch): Add ARCH_AVR6.
18428 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18429 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18430 instead of fixed value 2.
18431 (print_operand_address): Use gs() asm specifier instead of pm().
18432 (avr_assemble_integer): (Ditto.).
18433 (avr_output_addr_vec_elt): (Ditto.).
18434 (print_operand): Handle "!" code.
18435 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18436 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18437 (AVR_HAVE_EIJMP_EICALL): Define.
18438 (AVR_3_BYTE_PC): Redefine.
18439 (AVR_2_BYTE_PC): (Ditto.).
18440 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18441 (LINK_SPEC): Add atmega2560 and atmega2561.
18442 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18444 * config/avr/avr.md (call_insn): Use eicall instead of icall
18445 for 3 byte PC devices.
18446 (call_value_insn): (Ditto.).
18447 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18448 (indirect_jump): Use only for for 2 byte PC devices.
18449 (*tablejump): (Ditto.).
18450 (*indirect_jump_avr6): Add insn.
18451 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18452 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18453 instead of ijmp for 3 byte PC devices.
18454 (__tablejump2__): (Ditto.).
18455 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18456 (MULITLIB_DIRNAMES): (Ditto.).
18457 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18459 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18461 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18462 "sse2_umulsidi3". Use V1DI mode for operand 0.
18463 ("mmx_psadbw"): Use V1DI mode for operand 0.
18464 * config/i386/i386-modes.def (V1SI): New vector mode.
18465 * config/i386/i386.c (struct builtin_description)
18466 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18467 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18468 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18469 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18470 v1di_ftype_v8qi_v8qi type.
18471 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18473 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18474 __builtin_ia32_pmuludq]: Fix the mode of return value.
18476 2008-03-15 Richard Guenther <rguenther@suse.de>
18478 PR middle-end/35595
18479 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18482 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18484 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18485 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18486 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18487 unless TARGET_SERIALIZE_VOLATILE is enabled.
18488 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18489 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18490 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18492 2008-03-14 Richard Guenther <rguenther@suse.de>
18494 PR tree-optimization/34172
18495 * tree-flow.h (refs_may_alias_p): Declare.
18496 (get_single_def_stmt): Likewise.
18497 (get_single_def_stmt_from_phi): Likewise.
18498 (get_single_def_stmt_with_phi): Likewise.
18499 * tree-dfa.c (refs_may_alias_p): New function.
18500 (get_single_def_stmt): Likewise.
18501 (get_single_def_stmt_from_phi): Likewise.
18502 (get_single_def_stmt_with_phi): Likewise.
18503 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18504 (vn_reference_lookup_1): New helper function.
18505 (vn_reference_lookup): Walk the virtual use-def chain to
18506 continue searching for a match if the def does not alias the
18507 reference we are looking for.
18509 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18511 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18512 archive and Perzl. Update The Written Word listing.
18514 2008-03-14 Richard Guenther <rguenther@suse.de>
18516 PR tree-optimization/34043
18517 PR tree-optimization/33989
18518 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18520 (bitmap_find_leader): Use extra argument to verify dominance
18521 relationship inside a basic-block.
18522 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18523 (find_leader_in_sets): Adjust.
18524 (create_component_ref_by_pieces): Take extra argument for
18525 dominance check, handle lookup failures.
18526 (find_or_generate_expression): Likewise.
18527 (create_expression_by_pieces): Likewise.
18528 (insert_into_preds_of_block): Adjust.
18529 (create_value_expr_from): If asked for, verify all operands
18530 are in the blocks AVAIL_OUT set.
18531 (make_values_for_stmt): Check for SSA_NAMEs that are life
18532 over an abnormal edge.
18533 (compute_avail): Remove such check.
18534 (do_SCCVN_insertion): New function.
18535 (eliminate): If we do not find a leader suitable for replacement
18536 insert a replacement expression from SCCVN if available.
18537 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18538 (struct vn_ssa_aux): Add needs_insertion flag.
18539 * tree-ssa-sccvn.c (may_insert): New global flag.
18540 (copy_reference_ops_from_ref): Value-number union member access
18541 based on its size, not type and member if insertion is allowed.
18542 (visit_reference_op_load): For a weak match from union type
18543 punning lookup a view-converted value and insert a SSA_NAME
18544 for that value if that is not found.
18545 (visit_use): Make dumps shorter. Do not disallow value numbering
18546 SSA_NAMEs that are life over an abnormal edge to constants.
18547 (free_scc_vn): Release inserted SSA_NAMEs.
18548 (run_scc_vn): New flag to specify whether insertion is allowed.
18549 Process SSA_NAMEs in forward order.
18550 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18551 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18552 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18553 pointer type to/from integral types that do not change the
18554 precision to regular conversions.
18556 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18558 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18559 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18560 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18561 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18562 input arguments and the mode of return value. Built-in functions
18563 that operate on whole 64-bit MMX register now use V1DI mode.
18565 2008-03-13 Alon Dayan <alond@il.ibm.com>
18566 Olga Golovanevsky <olga@il.ibm.com>
18568 PR tree-optimization/35041
18569 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18570 to locate the right position in a statement.
18572 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18576 * config/i386/xmmintrin.h: Change all static inline functions to
18577 extern inline and add __gnu_inline__ attribute.
18578 * config/i386/bmintrin.h: Ditto.
18579 * config/i386/smmintrin.h: Ditto.
18580 * config/i386/tmmintrin.h: Ditto.
18581 * config/i386/mmintrin-common.h: Ditto.
18582 * config/i386/ammintrin.h: Ditto.
18583 * config/i386/emmintrin.h: Ditto.
18584 * config/i386/pmmintrin.h: Ditto.
18585 * config/i386/mmintrin.h: Ditto.
18586 * config/i386/mm3dnow.h: Ditto.
18588 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18590 PR middle-end/35185
18591 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18592 (lower_omp_2): New function.
18593 (lower_omp_1, lower_omp): Rewritten.
18595 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18598 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18599 with the phrase "Microsoft Windows compilers".
18600 (Push/Pop Macro Pragmas): New subsection. Document
18601 #pragma push_macro and pragma pop_macro.
18603 2008-03-12 Paul Brook <paul@codesourcery.com>
18605 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18607 2008-03-12 Paul Brook <paul@codesourcery.com>
18609 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18610 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18611 (thumb2_addsi_shortim): Rename ...
18612 (thumb2_addsi_short): ... to this. Allow register operands.
18613 (thumb2_subsi_short): New pattern.
18614 (thumb2_one_cmplsi2_short,
18615 thumb2_negsi2_short): New patterns and peepholes.
18617 2008-03-12 Paul Brook <paul@codesourcery.com>
18619 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18621 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18623 * config/i386/i386.md (int_cond): New code iterator.
18625 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18626 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18627 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18628 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18629 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18630 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18631 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18632 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18634 2008-03-12 Paul Brook <paul@codesourcery.com>
18636 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18637 instead of {arm,thumb}_compute_save_reg_mask.
18638 (output_return_instruction): Ditto.
18639 (thumb_unexpanded_epilogue): Ditto.
18640 (thumb1_expand_prologue): Ditto.
18641 (thumb1_output_function_prologue): Ditto.
18642 (arm_set_return_address): Ditto.
18643 (thumb_set_return_address): Ditto.
18644 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18645 regs to achieve stack alignment.
18646 (thumb1_compute_save_reg_mask): Fix compiler warning.
18647 (arm_output_epilogue): Use offsets->saved_regs_mask.
18648 Adjust stack pointer by poping call clobered registers.
18649 (arm_expand_prologue): Use offsets->saved_regs_mask.
18650 Adjust stack pointer by pushing extra registers.
18651 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18653 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18656 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18657 conversion to the operands of a multiplication.
18659 2008-03-12 Richard Guenther <rguenther@suse.de>
18661 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18662 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18663 * timevar.def (TV_TREE_PHIPROP): Add.
18664 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18665 pass description. Use TV_TREE_PHIPROP.
18666 * tree-ssa-forwprop.c: Remove phiprop code.
18668 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18670 PR middle-end/35549
18671 * omp-low.c (maybe_lookup_decl): Constify first argument.
18672 (use_pointer_for_field): Change last argument from bool to
18673 omp_context *. Disallow shared copy-in/out in nested
18674 parallel if decl is shared in outer parallel too.
18675 (build_outer_var_ref, scan_sharing_clauses,
18676 lower_rec_input_clauses, lower_copyprivate_clauses,
18677 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18679 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18680 Ira Rosen <irar@il.ibm.com>
18682 * tree-vectorizer.c (free_stmt_vec_info): New function.
18683 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18684 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18685 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18686 * tree-vect-transform.c (vectorizable_conversion): Free
18687 vec_oprnds0 if it was allocated.
18688 (vect_permute_store_chain): Remove unused VECs.
18689 (vectorizable_store): Free VECs that are allocated in the..
18691 (vect_transform_strided_load, vectorizable_load): Likewise.
18692 (vect_remove_stores): Simplify the code.
18693 (vect_transform_loop): Move code to vect_remove_stores().
18694 Call vect_remove_stores() and free_stmt_vec_info().
18696 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18698 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18699 TARGET_HPUX. Revise comment.
18700 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18701 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18702 Use sr4 variant of `be' instruction when not generating PIC code.
18703 (attr_length_call): Adjust for above change.
18705 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18707 * ipa-reference.c (static_execute): Remove module_statics_const and
18708 associated setting code.
18710 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18713 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18714 predicate for operand 1.
18715 (paritysi2_cmp): Use register_operand predicate for operand 2.
18716 Use earlyclobber modifier for operand 1. Remove support for
18718 (paritydi2_cmp): Use register_operand predicate for operand 3.
18719 Use earlyclobber modifier for operand 1. Remove support for
18722 2008-03-11 Paul Brook <paul@codesourcery.com>
18723 Vladimir Prus <vladimir@codesourcery.com>
18725 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18726 (arm_compute_save_reg0_reg12_mask): Always
18727 check if register 11 must be saved. Always safe hard frame pointer
18728 when frame_pointer_needeed.
18729 (arm_compute_save_reg_mask): Save IP and PC
18730 only with apcs frames.
18731 (arm_output_epilogue): Adjust Thumb2 codepath to
18732 be also invoked and work for ARM non-apcs frames.
18733 (arm_expand_prologue): Don't bother saving IP
18734 for non-apcs frame, since it's not clobbered by
18735 prologue code. Implement non-apcs frame
18738 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18740 PR rtl-optimization/35281
18741 * expr.c (convert_move): Use a new pseudo for the intermediate
18742 from_mode->word_mode result.
18744 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18746 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18747 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18748 * toplev.c (compile_file): Don't call it.
18750 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18752 PR middle-end/35526
18753 * expr.c (store_expr): Call emit_block_move if the mode
18754 of "temp" RTX is BLKmode.
18756 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18757 Richard Guenther <rguenther@suse.de>
18759 PR tree-optimization/31358
18760 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18761 the step with a NULL_TREE.
18762 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18763 to sizetype if type is a pointer type.
18764 (add_candidate_1): Don't convert the base and step to
18765 the generic type if the orginal type is a pointer type.
18766 (add_iv_value_candidates): Use sizetype for the step
18767 if type is a pointer type.
18768 (cand_value_at): Likewise.
18769 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18771 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18772 Don't convert the tem affine to the type.
18773 (add_elt_to_tree): Use sizetype for the step if a pointer.
18774 Use POINTER_PLUS_EXPR for pointers.
18775 (aff_combination_to_tree): Use sizetype for the step if a
18778 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18780 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18781 Remove commutativity hint.
18783 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18787 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18788 errorneous type. Check that v is a VAR_DECL.
18790 PR middle-end/35099
18791 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18793 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18795 PR tree-optimization/35494
18796 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18797 may be overriden at link and run time.
18799 2008-03-10 Richard Guenther <rguenther@suse.de>
18801 PR tree-optimization/34677
18802 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18803 (poolify_tree): Likewise.
18804 (modify_expr_template): Likewise.
18805 (poolify_modify_stmt): Likewise.
18806 (insert_fake_stores): Handle all component-ref style stores
18807 in addition to INDIRECT_REF. Also handle complex types.
18808 Do not poolify the inserted load.
18809 (realify_fake_stores): Do not rebuild the tree but only
18810 make it a SSA_NAME copy.
18811 (init_pre): Remove initialzation of modify_expr_template.
18812 Do not allocate modify_expr_node_pool.
18813 (fini_pre): Do not free modify_expr_node_pool.
18815 2008-03-10 Paul Brook <paul@codesourcery.com>
18817 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18818 to avoid conflicts.
18820 2008-03-10 Paul Brook <paul@codesourcery.com>
18821 Mark Shinwell <shinwell@codesourcery.com>
18823 * config/arm/cortex-r4.md: New.
18824 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18826 * config/arm/arm.md: Include cortex-r4.md.
18827 (insn): Add smmls, sdiv and udiv values.
18828 (generic_sched): Don't use generic scheduling for Cortex-R4.
18829 (arm_issue_rate): New function.
18830 (TARGET_SCHED_ISSUE_RATE): Define.
18832 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18834 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18836 2008-03-10 Richard Guenther <rguenther@suse.de>
18838 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18839 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18841 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18843 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18844 Set default to true.
18846 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18848 * c.opt (Wsynth): Deprecate.
18849 * doc/invoke.texi (Option Summary, Warning Options): Document
18850 -Wno-format-contains-nul.
18852 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18855 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18856 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18858 2008-03-09 Ira Rosen <irar@il.ibm.com>
18860 * config/rs6000/rs6000.c (builtin_description): Rename vector
18861 left shift operations.
18862 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18863 (altivec_vsl<VI_char>): Rename to ...
18864 (ashl<mode>3): ... new name.
18865 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18867 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18869 2008-03-08 Richard Guenther <rguenther@suse.de>
18871 * coverage.h (tree_coverage_counter_addr): Declare.
18872 * coverage.c (tree_coverage_counter_addr): New function.
18873 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18874 before using again.
18875 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18876 (tree_gen_one_value_profiler): Likewise.
18877 (tree_gen_ic_profiler): Likewise.
18878 (tree_gen_average_profiler): Likewise.
18879 (tree_gen_ior_profiler): Likewise.
18881 2008-03-08 Richard Guenther <rguenther@suse.de>
18883 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18884 (vn_binary_op_insert): Likewise.
18885 (vn_unary_op_lookup): Likewise.
18886 (vn_unary_op_insert): Likewise.
18887 (vn_nary_op_lookup): Declare.
18888 (vn_nary_op_insert): Likewise.
18889 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18890 and binary hashes, use a single obstack for unary_op_pool
18891 and binary_op_pool.
18892 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18893 a single struct vn_nary_op_s. Store tree code length and
18894 a variable number of operands.
18895 (struct vn_reference_op_struct): Remove unused op2.
18896 (vn_reference_op_eq): Do not compare op2.
18897 (vn_reference_op_compute_hash): Do not compute hash of op2.
18898 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18899 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18900 with vn_nary_op_compute_hash.
18901 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18902 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18904 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18906 (visit_unary_op): Call nary functions.
18907 (visit_binary_op): Likewise.
18908 (process_scc): Adjust for struct vn_tables_s changes.
18909 (allocate_vn_table): Likewise.
18910 (free_vn_table): Likewise.
18911 * tree-vn.c (vn_add): Call nary functions.
18912 (vn_lookup): Likewise.
18914 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18917 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18918 wdst back after sync_compare_and_swapqhi_internal.
18920 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18923 * config/i386/i386-modes.def (V1DI): New vector mode.
18924 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18925 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18926 (MMXMODE248): Ditto.
18927 (MMXMODE): Add V1DI mode.
18928 (mmxvecsize): Change DI mode to V1DI mode.
18929 ("mov<mode>): Use MMXMODEI8 mode iterator.
18930 ("*mov<mode>_internal_rex64"): Ditto.
18931 ("*mov<mode>_internal"): Ditto.
18932 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18933 ("mmx_sub<mode>3"): Ditto.
18934 ("mmx_adddi3"): Remove insn pattern.
18935 ("mmx_subdi3"): Ditto.
18936 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18937 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18938 ("mmx_ashl<mode>3"): Ditto.
18939 ("mmx_lshrdi3"): Remove insn pattern.
18940 ("mmx_ashldi3"): Ditto.
18941 * config/i386/i386.c (classify_argument): Handle V1DImode.
18942 (function_arg_advance_32): Ditto.
18943 (function_arg_32): Ditto.
18944 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18945 mmx_addv1di3 insn pattern.
18946 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18947 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18948 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18949 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18950 Remove definitions of built-in functions.
18951 (V1DI_type_node): New node.
18952 (v1di_ftype_v1di_int): Ditto.
18953 (v1di_ftype_v1di_v1di): Ditto.
18954 (v2si_ftype_v2si_si): Ditto.
18955 (v4hi_ftype_v4hi_di): Remove node.
18956 (v2si_ftype_v2si_di): Ditto.
18957 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18958 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18959 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18960 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18961 Add new builtins using def_builtin_const.
18962 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18963 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18964 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18965 * config/i386/mmintrin.h (__v1di): New typedef.
18966 (_mm_add_si64): Cast arguments to __v1di type.
18967 (_mm_sub_si64): Ditto.
18968 (_mm_sll_pi16): Cast __count to __v4hi type.
18969 (_mm_sll_pi32): Cast __count to __v2si type.
18970 (_mm_sll_si64): Cast arguments to __v1di type.
18971 (_mm_srl_pi16): Cast __count to __v4hi type.
18972 (_mm_srl_pi32): Cast __count to __v2si type.
18973 (_mm_srl_si64): Cast arguments to __v1di type.
18974 (_mm_sra_pi16): Cast __count to __v4hi type.
18975 (_mm_sra_pi32): Cast __count to __v2si type.
18976 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18977 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18978 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18979 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18980 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18981 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18982 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18983 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18984 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18985 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18986 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18987 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18989 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18991 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18993 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18996 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18997 reg+const addressing for Altivec modes. Don't generate reg+reg
18998 addressing for TFmode or TDmode quantities.
19000 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19002 * c-common.c (vector_types_convertible_p): Call langhook
19003 instead of comptypes.
19005 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19008 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19009 integral and scalar float variables which have a
19012 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19014 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19015 dwarf_register_span hook when emitting unwind information for
19016 register-to-memory saves.
19017 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19018 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19020 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19022 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19023 for the same VAR_DECL.
19025 2008-03-06 Tom Tromey <tromey@redhat.com>
19027 * treelang: Delete.
19028 * doc/standards.texi (Standards): Don't mention treelang.
19029 * doc/invoke.texi (Overall Options): Don't mention treelang.
19030 * doc/install.texi (Prerequisites): Don't mention bison or
19032 (Configuration): Don't mention treelang.
19033 (Building): Likewise.
19034 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19036 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19038 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19039 word-extractions out of a multi-word object.
19041 2008-03-06 Richard Guenther <rguenther@suse.de>
19043 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19044 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19045 result type and precision.
19046 * expr.c (get_inner_reference): Set unsignedp based on the result
19047 type of BIT_FIELD_REF.
19048 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19049 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19050 (try_instantiate_multiple_fields): Likewise. Use the correct type
19052 (sra_build_assignment): Likewise.
19053 (sra_build_elt_assignment): Likewise.
19054 (sra_explode_bitfield_assignment): Likewise.
19055 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19056 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19057 set BIT_FIELD_REF_UNSIGNED.
19058 (vectorizable_load): Likewise.
19060 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19062 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19065 2008-03-06 Richard Guenther <rguenther@suse.de>
19067 * alias.c (struct alias_set_entry): Move has_zero_child field
19068 to pack with alias_set.
19070 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19072 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19075 2008-03-05 Ian Lance Taylor <iant@google.com>
19077 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19079 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19081 * fwprop.c (update_df): Support width and offset parameters of
19083 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19084 global_conflicts): Change DF_REF_EXTRACT to either
19085 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19086 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19087 * df-scan.c (df_ref_record, df_defs_record,
19088 df_ref_create_structure, df_def_record_1, df_uses_record,
19089 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19090 df_bb_refs_collect, df_entry_block_defs_collect,
19091 df_exit_block_uses_collect): Support new width and offset fields.
19092 (ref_extract_pool): New storage pool.
19093 (df_free_ref): New function.
19094 (df_reg_chain_unlink, df_free_collection_rec,
19095 df_sort_and_compress_refs): Call df_free_ref.
19096 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19098 (df_ref_create_structure): Allocate df_ref_extract if offset and
19099 width fields are used.
19100 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19101 (df_uses_record): Get offset and width from ZERO_EXTRACT
19103 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19104 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19105 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19106 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19107 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19108 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19109 (df_ref_extract): New structure.
19110 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19111 (df_ref_create): Add width and offset parameters.
19113 2008-03-05 Richard Guenther <rguenther@suse.de>
19115 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19116 Use ranges_overlap_p.
19117 (offset_overlaps_with_access): Rename
19118 to ranges_overlap_p and move ...
19119 * tree-flow-inline.h (ranges_overlap_p): ... here.
19121 * tree.h (get_inner_reference, handled_component_p): Update
19124 * tree.h (record_component_aliases, get_alias_set,
19125 alias_sets_conflict_p, alias_sets_must_conflict_p,
19126 objects_must_conflict_p): Move declarations ...
19127 * alias.h (record_component_aliases, get_alias_set,
19128 alias_sets_conflict_p, alias_sets_must_conflict_p,
19129 objects_must_conflict_p): ... here.
19130 Include coretypes.h.
19131 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19133 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19135 * cfg.c: Include tree-flow.h.
19136 (remove_edge_raw): Call redirect_edge_var_map_clear.
19137 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19138 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19139 (redirect_edge_var_map_result): New.
19140 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19141 PENDING_STMT use with redirect_edge_var_map_*.
19142 * tree-ssa.c (edge_var_maps): New definition.
19143 (redirect_edge_var_map_add): New.
19144 (redirect_edge_var_map_clear): New.
19145 (redirect_edge_var_map_dup): New.
19146 (redirect_edge_var_map_vector): New.
19147 (redirect_edge_var_map_destroy): New.
19148 (ssa_redirect_edge): Replace PENDING_STMT use with
19149 redirect_edge_var_map_*.
19150 (flush_pending_stmts): Same.
19151 (delete_tree_ssa): Destroy edge var map.
19152 * tree-flow.h (struct _edge_var_map): New.
19153 Define edge_var_map vector type.
19154 Declare redirect_edge_var_map_* prototypes.
19155 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19156 * tree-cfg.c (reinstall_phi_args): Replace
19157 PENDING_STMT use with redirect_edge_var_map_*.
19159 2008-03-05 Richard Guenther <rguenther@suse.de>
19161 PR tree-optimization/35472
19162 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19163 whose single use_stmt has a overlapping set of loaded and
19164 stored symbols as that use_stmt might be a noop assignment then.
19166 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19168 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19170 2008-03-05 Richard Guenther <rguenther@suse.de>
19173 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19174 should be constants.
19175 * tree-cfg.c (verify_expr): Verify it.
19176 * fold-const.c (fold_truthop): Remove code generating
19177 BIT_FIELD_REFs of structure bases.
19178 (fold_binary): Likewise.
19179 (fold_ternary): Position and size of BIT_FIELD_REFs are
19180 always host integers.
19181 (make_bit_field_ref): Remove.
19182 (optimize_bit_field_compare): Remove.
19183 (all_ones_mask_p): Remove.
19185 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19188 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19189 (split_block_and_df_analyze): New. Split basic block and rebuild
19191 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19193 (split_pattern_seq): Likewise.
19194 (erase_matching_seqs): Likewise.
19195 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19197 2008-03-04 Geoff Keating <geoffk@apple.com>
19199 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19200 declaration and code.
19201 (tree_invalid_nonnegative_warnv_p): Likewise.
19203 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19205 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19206 examples. Truncate option-names then causing overfull hbox.
19208 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19211 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19213 * configure: Rebuilt.
19215 2008-03-04 Rafael Espíndola <espindola@google.com>
19217 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19218 (tree_unary_nonnegative_warnv_p): New.
19219 (tree_binary_nonnegative_warnv_p): New.
19220 (tree_single_nonnegative_warnv_p): New.
19221 (tree_invalid_nonnegative_warnv_p): New.
19222 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19224 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19227 * opts.c (handle_option): Postpone 'unknown option' errors only for
19230 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19233 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19236 2008-03-04 Rafael Espíndola <espindola@google.com>
19238 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19239 (tree_binary_nonzero_warnv_p): New.
19240 (tree_single_nonzero_warnv_p): New.
19241 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19243 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19245 PR middle-end/35456
19246 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19247 transformations for modes that have signed zeros.
19248 * ifcvt.c (noce_try_abs): Ditto.
19250 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19252 * config/i386/i386.c (override_options): Force
19253 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19255 2008-03-04 Jan Hubicka <jh@suse.cz>
19258 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19261 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19263 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19264 label to probe the stack.
19266 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19268 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19269 (__gthr_win32_mutex_destroy): Declare.
19270 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19271 __gthr_win32_mutex_destroy.
19272 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19274 2008-03-03 Jan Hubicka <jh@suse.cz>
19277 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19278 aggressive on inlining cold calls.
19280 2008-03-03 Richard Guenther <rguenther@suse.de>
19282 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19283 struct copies into the expression table.
19284 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19285 (try_to_simplify): Likewise.
19286 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19287 integral and pointer arguments which do not change the
19288 precision to NOP_EXPRs.
19289 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19290 VIEW_CONVERT_EXPR case.
19292 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19294 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19295 defined in a loop at depth 0 is invariant.
19296 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19297 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19298 be called at loop depth 0.
19300 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19303 * gcc.c (process_command): Update copyright notice dates.
19304 * gcov.c (print_version): Likewise.
19305 * gcov-dump.c (print_version): Likewise.
19306 * mips-tfile.c (main): Likewise.
19307 * mips-tdump.c (main): Likewise.
19309 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19312 * c-common.c (flag_permissive): Delete.
19313 (constant_expression_warnings): Check flags first.
19314 (constant_expression_error): New.
19315 * c-common.h (flag_permissive): Delete.
19316 (constant_expression_error): Declare.
19317 * flags.h (flag_permissive): Declare. Update description.
19318 * diagnostic.c (pedwarn): Update.
19320 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19321 (permissive_error_kind): New.
19322 * toplev.c (flag_permissive): Define. Update description.
19323 * toplev.h (permissive_error_kind): Declare.
19324 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19325 (pedwarn_c90): Use pedantic_warning_kind.
19326 * c-opts.c (c_common_post_options): flag_permissive does not affect
19327 flag_pedantic_errors.
19329 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19331 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19332 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19333 __absvsi2, __absvDI2): Use unsigned arithmetic.
19335 2008-03-02 Andi Kleen <ak@suse.de>
19336 Richard Guenther <rguenther@suse.de>
19338 * struct-equiv.c: Remove file.
19339 * cfg_cleanup.c (condjump_equiv_p): Remove.
19340 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19341 (struct-equiv.o): Remove rule.
19342 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19343 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19344 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19346 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19348 * ifcvt.c (noce_process_if_block): Try to handle only the then
19349 block if the else block exists but isn't suitable.
19351 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19354 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19355 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19356 regression from previous patch.
19358 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19361 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19363 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19364 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19365 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19366 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19367 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19368 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19369 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19370 (__gthread_mutex_destroy_function): Rename to
19371 __gthread_mutex_destroy.
19372 * gthr-dce.h (__gthread_mutex_destroy): Call
19373 pthread_mutex_destroy.
19374 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19375 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19376 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19378 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19380 * df-scan.c (df_ref_chain_change_bb): Simplify.
19381 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19382 set_block_for_insn if there's any change.
19383 * df.h ((df_insn_change_bb): Fix prototype.
19384 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19385 df_insn_change_bb, don't call set_block_for_insn.
19386 * emit-rtl.c (reorder_insns): Likewise.
19387 * haifa-sched.c (move_insn): Likewise.
19389 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19391 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19393 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19395 * tree-flow-inline.h (next_readonly_imm_use): Return
19396 NULL_USE_OPERAND_P after the end.
19398 2008-03-01 Richard Guenther <rguenther@suse.de>
19400 PR tree-optimization/35411
19401 * tree-sra.c (sra_build_assignment): Split conversion to
19402 final type to a separate statement if we are not assigning
19405 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19407 * fold-const.c (fold_convertible_p): Correct the logic to follow
19408 that in fold_convert().
19410 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19413 * tree-inline.c (build_duplicate_type): When we make a
19414 duplicate type, make it unique in the canonical types system.
19416 2008-02-29 Tom Tromey <tromey@redhat.com>
19418 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19419 input_file_stack_history, input_file_stack_restored): Remove.
19420 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19421 * input.h (struct file_stack): Remove.
19422 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19423 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19425 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19427 (diagnostic_last_module_changed): Add 'map' argument.
19428 (diagnostic_set_last_function): Likewise.
19429 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19430 line map, not input_file_stack.
19431 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19433 2008-02-29 Paul Brook <paul@codesourcery.com>
19435 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19437 2008-02-29 Paul Brook <paul@codesourcery.com>
19439 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19441 2008-02-29 Richard Guenther <rguenther@suse.de>
19443 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19445 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19446 value for comparing for a store match.
19447 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19448 (try_to_simplify): Do not do a full-blown reference lookup.
19450 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19452 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19453 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19455 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19457 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19459 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19460 strides against cache sizes.
19462 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19464 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19467 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19469 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19470 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19471 is smaller than the original promoted value.
19472 (simplify_subreg): If OP is a SUBREG, try to preserve its
19473 SUBREG_PROMOTED_VAR_P information.
19475 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19477 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19478 (VN_INFO_GET): Allocate new objects on the obstack.
19479 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19480 for rpo_numbers_temp, for consistency.
19481 (free_scc_vn): Free the obstack.
19483 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19485 * doc/invoke.texi: Document -ftree-loop-distribution.
19486 * tree-loop-distribution.c: New.
19487 * tree-pass.h (pass_loop_distribution): New.
19488 * graphds.h (struct graph): Add htab_t indices.
19489 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19490 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19491 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19492 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19493 * tree-data-ref.c (debug_data_dependence_relations): New.
19494 (dump_data_dependence_relation): Also print data references.
19495 (free_data_ref): Extern.
19496 (same_access_functions): Moved...
19497 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19498 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19499 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19500 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19501 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19502 (stmts_from_loop): Skip LABEL_EXPR.
19503 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19505 (build_rdg): Initialize rdg->indices htab.
19506 (free_rdg, stores_from_loop, ref_base_address,
19507 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19508 have_similar_memory_accesses_1, ref_base_address_1,
19509 remove_similar_memory_refs): New.
19510 * tree-data-ref.h: Depend on tree-chrec.h.
19511 (debug_data_dependence_relations, free_data_ref): Declared.
19512 (same_access_functions): ... here.
19513 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19515 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19516 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19517 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19518 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19519 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19520 rdg_vertex_for_stmt): Declared.
19521 (struct rdg_edge): Add level.
19523 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19524 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19526 (rdg_has_similar_memory_accesses): New.
19527 * tree-vect-analyze.c: Remove unused static decls.
19528 * lambda.h (dependence_level): New.
19529 * common.opt (ftree-loop-distribution): New.
19530 * tree-flow.h (mark_virtual_ops_in_bb,
19531 slpeel_tree_duplicate_loop_to_edge_cfg,
19532 rename_variables_in_loop): Declared.
19533 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19534 (OBJS-common): Add tree-loop-distribution.o.
19535 (tree-loop-distribution.o): New rule.
19536 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19537 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19538 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19540 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19543 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19544 other than structures and unions.
19546 2008-02-28 Richard Guenther <rguenther@suse.de>
19549 2008-02-26 Richard Guenther <rguenther@suse.de>
19551 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19552 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19553 (lookup_decl_from_uid): Declare.
19554 (remove_decl_from_map): Likewise.
19555 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19556 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19557 (decl_for_uid_map): New global hashtable mapping DECL_UID
19559 (init_ttree): Allocate it.
19560 (insert_decl_to_uid_decl_map): New helper function.
19561 (make_node_stat): Insert new decls into the map.
19562 (copy_node_stat): Likewise.
19563 (lookup_decl_from_uid): New function.
19564 (remove_decl_from_map): Likewise.
19565 (print_decl_for_uid_map_statistics): New helper.
19566 (dump_tree_statistics): Call it.
19568 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19569 (referenced_var_iterator): Adjust.
19570 (FOR_EACH_REFERENCED_VAR): Adjust.
19571 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19572 (num_referenced_vars): Adjust.
19573 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19574 (first_referenced_var): Remove.
19575 (end_referenced_vars_p): Likewise.
19576 (next_referenced_var): Likewise.
19577 (referenced_var_iterator_set): New helper function.
19578 * tree-dfa.c (referenced_var_lookup): Adjust.
19579 (referenced_var_check_and_insert): Likewise.
19580 (remove_referenced_var): Likewise.
19581 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19582 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19583 (verify_call_clobbering): Likewise.
19584 (verify_memory_partitions): Likewise.
19585 (init_tree_ssa): Allocate bitmap instead of hashtable for
19587 (delete_tree_ssa): Adjust.
19588 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19589 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19590 (compute_tag_properties): Likewise.
19591 (set_initial_properties): Likewise.
19592 (find_partition_for): Likewise.
19593 (update_reference_counts): Likewise.
19594 (dump_may_aliases_for): Likewise.
19595 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19596 (add_call_clobber_ops): Likewise.
19597 (add_call_read_ops): Likewise.
19598 (get_asm_expr_operands): Likewise.
19599 * tree-into-ssa.c (dump_decl_set): Likewise.
19600 (update_ssa): Likewise.
19601 * tree-sra.c (scan_function): Likewise.
19602 (decide_instantiations): Likewise.
19603 (scalarize_parms): Likewise.
19604 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19605 (dsa_named_for): Likewise.
19606 * tree-ssa-structalias.c (update_alias_info): Likewise.
19607 (merge_smts_into): Likewise.
19609 2008-02-27 David Daney <ddaney@avtrex.com>
19612 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19613 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19614 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19615 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19616 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19618 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19621 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19622 (BUILT_IN_NEXTTOWARD): Remove.
19623 (BUILT_IN_NEXTTOWARDF): Ditto.
19624 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19625 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19627 2008-02-27 Tom Tromey <tromey@redhat.com>
19629 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19630 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19632 2008-02-27 Jan Beulich <jbeulich@novell.com>
19634 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19635 update the respective field on newdecl.
19637 2008-02-27 Revital Eres <eres@il.ibm.com>
19639 PR rtl-optimization/34999
19640 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19641 crossing edges that ends with a call insn.
19642 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19643 call insn and clear the EDGE_CROSSING flag of the crossing edge
19644 when fixing fallthru edges.
19646 2008-02-27 Richard Guenther <rguenther@suse.de>
19648 PR middle-end/35390
19649 * fold-const.c (fold_unary): Return the correct argument,
19650 converted to the result type.
19652 2008-02-27 Richard Guenther <rguenther@suse.de>
19654 PR middle-end/34971
19655 * expr.c (expand_expr_real_1): Assert on rotates that operate
19657 * fold-const.c (fold_binary): Use the types precision, not the
19658 bitsize of the mode if folding rotate expressions. Build rotates
19659 only for full modes.
19661 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19663 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19664 and CPP_PRAGMA_EOL.
19665 * c-pragma.c (pragma_ns_name): New typedef.
19666 (registered_pp_pragmas): New variable.
19667 (c_pp_lookup_pragma): New function.
19668 (c_register_pragma_1): If flag_preprocess_only, do nothing
19669 for non-expanded pragmas, for expanded ones push pragma's
19670 namespace and name into registered_pp_pragmas vector.
19671 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19672 flag_preprocess_only, don't register GCC pch_preprocess
19673 pragma if flag_preprocess_only.
19674 * c-opts.c (c_common_init): Call init_pragma even if
19675 flag_preprocess_only.
19676 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19677 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19678 cpp_register_pragma if flag_preprocess_only.
19680 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19683 * c-parser.c (c_parser_translation_unit): Warn for empty
19684 translation unit, not empty source file.
19686 2008-02-26 Paul Brook <paul@codesourcery.com>
19688 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19689 operand for Thumb-2.
19690 * config/arm/arm.h (reg_class): Add CORE_REGS.
19691 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19692 (BASE_REG_CLASS): Use CORE_REGS.
19693 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19694 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19695 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19696 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19697 ARM_REGNO_OK_FOR_INDEX_P.
19698 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19699 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19700 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19701 (ldm/stm peepholes): Ditto.
19702 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19703 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19704 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19705 * config/arm/constraints.md: Enable "k" constraint on ARM.
19707 2008-02-27 Ben Elliston <bje@au.ibm.com>
19709 * config/rs6000/rs6000.c: Annotate cache line size field in all
19710 instances of struct processor_costs.
19712 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19714 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19715 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19716 jump_bypass): New counters.
19717 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19718 * dce.c (gate_ud_dce): Same.
19719 (gate_fast_dce): Same.
19720 * dse.c (gate_dse1): New function.
19721 (gate_dse2): New function.
19722 (gate_dse): Merge results of new gate functions.
19723 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19724 (gate_handle_jump_bypass): Add dbg_cnt.
19725 (gate_handle_gcse): Add dbg_cnt.
19726 * ifcvt.c (gate_handle_if_conversion): Same.
19727 (gate_handle_if_after_combine): Same.
19728 (gate_handle_if_after_reload): Same.
19729 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19731 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19733 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19735 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19737 2008-02-26 Jason Merrill <jason@redhat.com>
19740 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19741 alone if it's the naming decl for the type's main variant.
19743 2008-02-26 Tom Tromey <tromey@redhat.com>
19745 * system.h (USE_MAPPED_LOCATION): Poison.
19746 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19747 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19748 (make_goto_expr_edges): Likewise.
19749 (remove_bb): Likewise.
19750 (execute_warn_function_return): Likewise.
19751 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19753 * c-common.c (fname_decl): Remove old location code.
19754 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19756 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19758 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19759 (gen_rtx_ASM_INPUT): Likewise.
19760 (gen_rtx_ASM_INPUT_loc): Likewise.
19761 (get_rtx_asm_OPERANDS): Remove.
19762 * cfglayout.c (insn_locators_alloc): Remove old location code.
19763 (set_curr_insn_source_location): Likewise.
19764 (curr_insn_locator): Likewise.
19765 * print-tree.c (print_node): Remove old location code.
19766 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19767 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19768 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19769 location_from_locus.
19770 (construct_exit_block): Remove old location code.
19771 * emit-rtl.c (force_next_line_note): Remove old location code.
19772 * profile.c (branch_prob): Remove old location code.
19773 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19774 LOC_LINE): Remove old-location variants.
19775 * langhooks.c (lhd_print_error_function): Remove old location
19777 * configure, config.in: Rebuilt.
19778 * configure.ac (--enable-mapped-location): Remove.
19779 * c-decl.c (c_init_decl_processing): Remove old location code.
19780 (finish_function): Likewise.
19781 * recog.c (decode_asm_operands): Remove old location code.
19782 * c-pch.c (c_common_read_pch): Remove old location code.
19783 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19785 * gimple-low.c (lower_function_body): Remove old location code.
19786 * toplev.c (unknown_location): Remove.
19787 (push_srcloc): Remove old-location variant.
19788 (process_options): Remove old location code.
19789 (lang_dependent_init): Likewise.
19790 * input.h (UNKNOWN_LOCATION): Move definition.
19791 (location_t): Undeprecate.
19792 (source_locus): Remove.
19793 (location_from_locus): Remove.
19794 (struct location_s): Remove.
19795 Remove all old-location code.
19796 (input_line, input_filename): Remove.
19797 * final.c (final_scan_insn): Remove old location code.
19798 * diagnostic.c (diagnostic_build_prefix): Remove
19799 USE_MAPPED_LOCATION test.
19800 * tree.h (gimple_stmt) <locus>: Now a location_t.
19801 (tree_exp) <locus>: Likewise.
19802 (DECL_IS_BUILTIN): Remove old-location variant.
19803 (annotate_with_file_line, annotate_with_locus): Likewise.
19804 (expr_locus, set_expr_locus): Update.
19805 * tree.c (build1_stat): Remove old location code.
19806 (last_annotated_node): Remove.
19807 (annotate_with_file_line): Remove old-location variant.
19808 (annotate_with_locus): Likewise.
19809 (expr_location): Remove old location code.
19810 (set_expr_location): Likewise.
19811 (expr_has_location): Likewise.
19812 (expr_locus): Likewise.
19813 (set_expr_locus): Likewise.
19814 (expr_filename): Don't use location_from_locus.
19815 (expr_lineno): Likewise.
19816 * rtl-error.c (location_for_asm): Remove old location code.
19817 * c-lex.c (cb_line_change): Remove old location code.
19818 (fe_file_change): Likewise.
19819 (cb_def_pragma): Likewise.
19820 (c_lex_with_flags): Likewise.
19821 * gengtype.c (do_typedef): Don't special-case location types.
19822 (define_location_structures): Remove.
19823 (main): Don't call define_location_structures.
19824 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19827 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19830 * builtins.def (BUILT_IN_STDARG_START): Remove.
19831 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19832 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19833 * tree-inline.c (inline_forbidden_p_1): Likewise.
19835 2008-02-26 Richard Guenther <rguenther@suse.de>
19837 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19838 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19839 (lookup_decl_from_uid): Declare.
19840 (remove_decl_from_map): Likewise.
19841 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19842 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19843 (decl_for_uid_map): New global hashtable mapping DECL_UID
19845 (init_ttree): Allocate it.
19846 (insert_decl_to_uid_decl_map): New helper function.
19847 (make_node_stat): Insert new decls into the map.
19848 (copy_node_stat): Likewise.
19849 (lookup_decl_from_uid): New function.
19850 (remove_decl_from_map): Likewise.
19851 (print_decl_for_uid_map_statistics): New helper.
19852 (dump_tree_statistics): Call it.
19854 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19855 (referenced_var_iterator): Adjust.
19856 (FOR_EACH_REFERENCED_VAR): Adjust.
19857 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19858 (num_referenced_vars): Adjust.
19859 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19860 (first_referenced_var): Remove.
19861 (end_referenced_vars_p): Likewise.
19862 (next_referenced_var): Likewise.
19863 (referenced_var_iterator_set): New helper function.
19864 * tree-dfa.c (referenced_var_lookup): Adjust.
19865 (referenced_var_check_and_insert): Likewise.
19866 (remove_referenced_var): Likewise.
19867 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19868 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19869 (verify_call_clobbering): Likewise.
19870 (verify_memory_partitions): Likewise.
19871 (init_tree_ssa): Allocate bitmap instead of hashtable for
19873 (delete_tree_ssa): Adjust.
19874 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19875 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19876 (compute_tag_properties): Likewise.
19877 (set_initial_properties): Likewise.
19878 (find_partition_for): Likewise.
19879 (update_reference_counts): Likewise.
19880 (dump_may_aliases_for): Likewise.
19881 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19882 (add_call_clobber_ops): Likewise.
19883 (add_call_read_ops): Likewise.
19884 (get_asm_expr_operands): Likewise.
19885 * tree-into-ssa.c (dump_decl_set): Likewise.
19886 (update_ssa): Likewise.
19887 * tree-sra.c (scan_function): Likewise.
19888 (decide_instantiations): Likewise.
19889 (scalarize_parms): Likewise.
19890 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19891 (dsa_named_for): Likewise.
19892 * tree-ssa-structalias.c (update_alias_info): Likewise.
19893 (merge_smts_into): Likewise.
19895 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19898 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19899 * c-opts.c (c_common_handle_option): Wall enables
19900 Wvolatile-register-var.
19901 * common.opt: Move Wvolatile-register-var to...
19904 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19906 * common.opt (Wlarger-than=): New.
19907 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19909 * opts.c (common_handle_option): Handle -Wlarger-than=.
19910 * optc-gen.awk: Likewise.
19911 * opth-gen.awk: Likewise.
19912 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19913 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19915 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19917 * c-common.c (match_case_to_enum_1): Add appropriate
19918 OPT_W* parameter to warning.
19919 (c_do_switch_warnings): Likewise.
19920 * c-typeck.c (warning_init): Add one more parameter following
19921 'warning' function.
19922 (push_init_level): Update call to warning_init.
19923 (pop_init_level): Likewise.
19924 (add_pending_init): Likewise.
19925 (output_init_element: Likewise.
19927 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19930 * toplev.c (toplev_main): If there are warnings or error, print
19931 errors for ignored options.
19932 * opts.c (ignored_options): New static variable.
19933 (postpone_unknown_option_error): New.
19934 (print_ignored_options): New.
19935 (handle_option): Postpone errors for unknown -Wno-* options.
19936 * opts.h (print_ignored_options): Declare.
19938 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19940 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19943 2008-02-25 Richard Guenther <rguenther@suse.de>
19946 2008-02-25 Richard Guenther <rguenther@suse.de>
19948 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19949 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19950 (lookup_decl_from_uid): Declare.
19951 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19952 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19953 (decl_for_uid_map): New global hashtable mapping DECL_UID
19955 (init_ttree): Allocate it.
19956 (insert_decl_to_uid_decl_map): New helper function.
19957 (make_node_stat): Insert new decls into the map.
19958 (copy_node_stat): Likewise.
19959 (lookup_decl_from_uid): New function.
19960 (print_decl_for_uid_map_statistics): New helper.
19961 (dump_tree_statistics): Call it.
19963 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19964 (referenced_var_iterator): Adjust.
19965 (FOR_EACH_REFERENCED_VAR): Adjust.
19966 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19967 (num_referenced_vars): Adjust.
19968 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19969 (first_referenced_var): Remove.
19970 (end_referenced_vars_p): Likewise.
19971 (next_referenced_var): Likewise.
19972 (referenced_var_iterator_set): New helper function.
19973 * tree-dfa.c (referenced_var_lookup): Adjust.
19974 (referenced_var_check_and_insert): Likewise.
19975 (remove_referenced_var): Likewise.
19976 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19977 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19978 (verify_call_clobbering): Likewise.
19979 (verify_memory_partitions): Likewise.
19980 (init_tree_ssa): Allocate bitmap instead of hashtable for
19982 (delete_tree_ssa): Adjust.
19983 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19984 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19985 (compute_tag_properties): Likewise.
19986 (set_initial_properties): Likewise.
19987 (find_partition_for): Likewise.
19988 (update_reference_counts): Likewise.
19989 (dump_may_aliases_for): Likewise.
19990 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19991 (add_call_clobber_ops): Likewise.
19992 (add_call_read_ops): Likewise.
19993 (get_asm_expr_operands): Likewise.
19994 * tree-into-ssa.c (dump_decl_set): Likewise.
19995 (update_ssa): Likewise.
19996 * tree-sra.c (scan_function): Likewise.
19997 (decide_instantiations): Likewise.
19998 (scalarize_parms): Likewise.
19999 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20000 (dsa_named_for): Likewise.
20001 * tree-ssa-structalias.c (update_alias_info): Likewise.
20002 (merge_smts_into): Likewise.
20004 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20007 * doc/invoke.texi (-fcx-limited-range): Document new option.
20008 * toplev.c (process_options): Handle -fcx-fortran-rules.
20009 * common.opt: Add documentation for -fcx-fortran-rules.
20011 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20014 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20015 actual behaviour and C99.
20017 2008-02-26 Ben Elliston <bje@au.ibm.com>
20019 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20020 (ASM_CPU_POWER6_SPEC): Likewise.
20021 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20022 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20023 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20025 2008-02-25 Richard Guenther <rguenther@suse.de>
20027 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20028 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20029 (lookup_decl_from_uid): Declare.
20030 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20031 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20032 (decl_for_uid_map): New global hashtable mapping DECL_UID
20034 (init_ttree): Allocate it.
20035 (insert_decl_to_uid_decl_map): New helper function.
20036 (make_node_stat): Insert new decls into the map.
20037 (copy_node_stat): Likewise.
20038 (lookup_decl_from_uid): New function.
20039 (print_decl_for_uid_map_statistics): New helper.
20040 (dump_tree_statistics): Call it.
20042 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20043 (referenced_var_iterator): Adjust.
20044 (FOR_EACH_REFERENCED_VAR): Adjust.
20045 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20046 (num_referenced_vars): Adjust.
20047 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20048 (first_referenced_var): Remove.
20049 (end_referenced_vars_p): Likewise.
20050 (next_referenced_var): Likewise.
20051 (referenced_var_iterator_set): New helper function.
20052 * tree-dfa.c (referenced_var_lookup): Adjust.
20053 (referenced_var_check_and_insert): Likewise.
20054 (remove_referenced_var): Likewise.
20055 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20056 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20057 (verify_call_clobbering): Likewise.
20058 (verify_memory_partitions): Likewise.
20059 (init_tree_ssa): Allocate bitmap instead of hashtable for
20061 (delete_tree_ssa): Adjust.
20062 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20063 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20064 (compute_tag_properties): Likewise.
20065 (set_initial_properties): Likewise.
20066 (find_partition_for): Likewise.
20067 (update_reference_counts): Likewise.
20068 (dump_may_aliases_for): Likewise.
20069 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20070 (add_call_clobber_ops): Likewise.
20071 (add_call_read_ops): Likewise.
20072 (get_asm_expr_operands): Likewise.
20073 * tree-into-ssa.c (dump_decl_set): Likewise.
20074 (update_ssa): Likewise.
20075 * tree-sra.c (scan_function): Likewise.
20076 (decide_instantiations): Likewise.
20077 (scalarize_parms): Likewise.
20078 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20079 (dsa_named_for): Likewise.
20080 * tree-ssa-structalias.c (update_alias_info): Likewise.
20081 (merge_smts_into): Likewise.
20083 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20086 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20087 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20088 * alias.h (nonoverlapping_memrefs_p): Likewise.
20090 2008-02-25 Jan Beulich <jbeulich@novell.com>
20092 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20093 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20094 __emultls_get_address, __emultls_register_common,
20095 __floatundi?f, and _Unwind_GetIPInfo.
20096 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20097 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20098 (gen_regparm_prefix): Likewise.
20099 (i386_nlm_encode_section_info): Sync with
20100 config/i386/winnt.c:i386_pe_encode_section_info().
20101 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20102 i386_nlm_mangle_decl_assembler_name): New.
20103 (netware_override_options): New.
20104 * config/i386/netware.h (netware_override_options): Declare.
20105 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20106 (i386_nlm_mangle_decl_assembler_name): Declare.
20107 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20109 2008-02-25 Ben Elliston <bje@au.ibm.com>
20112 * c-decl.c (grokdeclarator): Remove unused local variables
20113 `typedef_type' and `type_as_written'.
20115 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20116 unused local variable `has_hot_blocks'.
20117 (fix_crossing_conditional_branches): Remove unused local variable
20120 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20122 PR middle-end/19984
20123 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20124 using DEF_C99_BUILTIN.
20125 (BUILT_IN_NANF): Ditto.
20126 (BUILT_IN_NANL): Ditto.
20128 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20129 Revital Eres <eres@il.ibm.com>
20131 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20132 regarding the order of two dependent insns in the same row.
20134 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20136 * stor-layout.c (layout_decl): Do not bump the alignment of a
20137 bit-field to more than byte alignment if it is packed.
20139 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20141 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20144 2008-02-24 Diego Novillo <dnovillo@google.com>
20146 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20149 * tree-vrp.c (vrp_evaluate_conditional): With
20150 -Wtype-limits, emit a warning when comparing against a
20151 constant outside the natural range of OP0's type.
20152 * c.opt (Wtype-limits): Move ...
20153 * common.opt (Wtype-limits): ... here.
20155 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20157 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20158 * config/rs6000/e300c2c3.md: New file.
20159 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20161 (rs6000_override_options): Add e300c2 and e300c3 cases to
20162 processor_target_table. Do not allow usage of Altivec or Spe
20163 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20164 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20165 * config/rs6000/rs6000.h (processor_type): Add
20166 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20167 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20168 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20169 and ppce300c3. Include e300c2c3.md.
20171 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20173 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20174 instead of TARGET_STRICT_ALIGN.
20176 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20178 * explow.c (memory_address): Assert that the generated address is
20181 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20184 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20185 * config/darwin-ppc-ldouble-patch.def: New file.
20186 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20187 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20188 SUBTARGET_INIT_BUILTINS if defined.
20189 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20192 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20195 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20196 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20198 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20201 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20202 file" warning condtional on -Winvalid-PCH.
20204 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20206 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20208 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20212 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20213 prevent reload from using MMX registers.
20214 (*mov<mode>_internal): Ditto.
20215 (*movv2sf_internal_rex64): Ditto.
20216 (*movv2sf_internal): Ditto.
20218 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20220 PR documentation/31569
20221 * doc/install.texi2html: Use makeinfo --no-number-sections.
20223 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20225 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20226 ensure that we can address an entire entity > 8 bytes. Don't
20227 generate reg+reg addressing for such data.
20229 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20231 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20232 strings when optimizing for size, unless the target cares about
20235 2008-02-22 Tom Tromey <tromey@redhat.com>
20237 * regclass.c (current_pass): Remove declaration.
20239 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20241 * config/avr/libgcc.S (__RAMPZ__): Define.
20242 (__do_copy_data): Add for devices with 128KB code memory.
20244 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20246 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20248 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20250 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20252 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20255 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20258 * c-typeck.c (build_binary_op): Warn about floating point
20259 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20261 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20264 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20265 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20267 (rs6000_override_options): Set altivec_abi as default, not override,
20268 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20269 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20270 is used; use new member spe_abi.
20271 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20272 spe_abi and altivec_abi.
20274 2008-02-22 Tomas Bily <tbily@suse.cz>
20276 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20278 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20281 * config.build (build_file_translate): Set to `CMD //c' only if
20283 * Makefile.in (build_file_translate): Improve comment.
20285 2008-02-21 Jan Hubicka <jh@suse.cz>
20287 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20288 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20289 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20291 2008-02-21 Michael Matz <matz@suse.de>
20294 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20296 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20298 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20299 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20300 as insn constraint.
20301 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20302 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20303 SSE_VEC_FLOAT_MODE_P as insn constraint.
20304 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20305 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20306 sse4a_movntdf using MODEF mode iterator.
20307 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20308 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20309 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20310 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20311 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20312 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20313 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20315 2008-02-21 Richard Guenther <rguenther@suse.de>
20317 * tree.def (PAREN_EXPR): New tree code.
20318 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20320 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20321 * expr.c (expand_expr_real_1): Likewise.
20322 * tree-inline.c (estimate_num_insns_1): Likewise.
20323 * tree-complex.c (expand_complex_move): Likewise.
20324 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20327 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20330 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20332 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20335 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20337 * config/sh/sh.c (find_barrier): Don't go past
20338 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20340 2008-02-20 DJ Delorie <dj@redhat.com>
20342 * config/h8300/h8300.md (insv): Force source operand to be a register.
20344 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20345 as a jump, not as a plain insn.
20347 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20349 * doc/invoke.texi (Warning Options): Add new option
20350 -Wframe-larger-than=.
20351 (-Wframe-larger-than): Document.
20353 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20354 Add declarations for new option variables.
20356 * final.c (final_start_function): Check the frame size
20357 before emission and issue a Wframe-larger-than warning.
20359 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20360 Add definitions for new option variables.
20361 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20363 * common.opt (Wframe-larger-than=): New option.
20365 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20367 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20368 (<sse>_div<mode>3): Ditto.
20369 (<sse>_vmdiv<mode>3): Ditto.
20370 (<sse>_vmsqrt<mode>2): Ditto.
20371 (*smax<mode>3): Ditto.
20372 (sse5_frcz<mode>2): Ditto.
20373 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20374 as insn constraint.
20376 2008-02-20 Richard Guenther <rguenther@suse.de>
20378 PR middle-end/35265
20379 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20380 be happy with INTEGRAL_TYPE_P.
20382 2008-02-20 Richard Guenther <rguenther@suse.de>
20384 * fold-const.c (split_tree): Associate floatig-point expressions
20385 if flag_associative_math is set.
20387 2008-02-20 Richard Guenther <rguenther@suse.de>
20389 * tree.h (fold_real_zero_addition_p): Declare.
20390 * fold-const.c (fold_real_zero_addition_p): Export.
20391 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20392 floating-point operations with zero and one.
20394 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20396 * doc/install.texi: Correct references to CFLAGS, replacing them
20397 with BOOT_CFLAGS. Document flags used during bootstrap for
20400 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20402 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20403 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20404 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20406 (smin<mode>3): Ditto from similar patterns.
20407 (smax<mode>3): Ditto.
20408 (*ieee_smin<mode>3): Ditto.
20409 (*ieee_smax<mode>3): Ditto.
20410 * config/i386/sse.md (sse): New mode attribute.
20411 (mov<mode>): Macroize expander from movv4sf and movv2df using
20412 SSEMODEF2P mode iterator.
20413 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20414 SSE_VEC_FLOAT_MODE_P as insn constraint.
20415 (storent<mode>): Ditto.
20416 (storent<mode>): Macroize expander from storentsf and storentdf using
20417 MODEF mode iterator.
20418 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20419 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20420 (abs<mode>2): Ditto from similar patterns.
20421 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20422 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20423 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20424 (<sse>_vmsqrt<mode>2): Ditto.
20425 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20426 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20427 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20428 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20429 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20430 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20431 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20433 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20434 iterator and SSE_FLOAT_MODE_P as insn constraint.
20435 (<sse>_ucomi): Ditto from similar patterns.
20436 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20437 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20438 SSE_VEC_FLOAT_MODE_P as insn constraint.
20439 (vcond<mode>): Ditto from similar patterns.
20440 (and<mode>3, *and<mode>3): Ditto.
20441 (<sse>_nand<mode>3): Ditto.
20442 (ior<mode>3, *ior<mode>3): Ditto.
20443 (xor<mode>3, *xor<mode>3): Ditto.
20444 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20445 iterator and SSE_FLOAT_MODE_P as insn constraint.
20446 (*nand<mode>3): Ditto from similar patterns.
20447 (*ior<mode>3): Ditto.
20448 (*xor<mode>3): Ditto.
20450 2008-02-20 Ira Rosen <irar@il.ibm.com>
20452 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20453 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20454 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20456 2008-02-19 Jan Hubicka <jh@suse.cz>
20458 * predict.c (tree_bb_level_predictions): Remove variable next
20459 mistakely introduced by previous commit.
20461 2008-02-19 Jan Hubicka <jh@suse.cz>
20463 * predict.c (predict_paths_leading_to): Rewrite.
20464 (predict_paths_for_bb): New.
20465 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20467 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20470 * Makefile.in (build_file_translate): New.
20471 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20472 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20473 * configure.ac (build_file_translate): Substitute it.
20474 * configure: Regenerate.
20476 2008-02-19 Jan Hubicka <jh@suse.cz>
20478 PR rtl-optimization/34408
20479 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20482 2008-02-19 Jan Hubicka <jh@suse.cz>
20484 PR middle-end/28779
20485 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20488 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20491 * config/i386/i386-modes.def: Revert the last DI alignment
20492 change until Ada people can look into it.
20494 2008-02-19 Nick Clifton <nickc@redhat.com>
20496 * opts.c (print_specific_help): Fix typo in --help text.
20498 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20501 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20502 32-bit inline asm without asm alternatives for host GCC < 3.0.
20504 2008-02-19 Richard Guenther <rguenther@suse.de>
20506 PR tree-optimization/34989
20507 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20508 Allow propagation to INDIRECT_REF if we can simplify only.
20510 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20512 * c-common.c (warn_for_collisions_1): Use appropriate option when
20515 2008-02-19 Nick Clifton <nickc@redhat.com>
20518 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20519 (handle_options): Fix indentation.
20520 (print_filtered_help): If no language-specific options were
20521 displayed tell the user how to list all the options supported by
20522 the language's front-end.
20523 (print_specific_help): Fix indentation and remove duplicate line.
20524 (common_handle_option): Handle the -v option.
20525 For --help enable the display of undocumented options if the -v
20526 switch has been included on the command line.
20527 For --help= check for overlaps in the arguments between the option
20528 classes and the language names and issue a warning when they
20529 cannot be disambiguated.
20530 * c.opt (v): Pass on to the common option handler.
20532 2008-02-19 Revital Eres <eres@il.ibm.com>
20534 * modulo-sched.c (sms_schedule): Change dump message when
20535 create_ddg function fails.
20536 (try_scheduling_node_in_cycle): Rename row to cycle.
20537 (print_partial_schedule): Rename CYCLE to ROW.
20539 2008-02-19 Christian Bruel <christian.bruel@st.com>
20540 Zdenek Dvorak <ook@ucw.cz>
20542 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20544 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20547 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20548 (*x86_movdicc_0_m1_se): Ditto.
20550 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20552 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20553 (CMPtype): Define as __gcc_CMPtype.
20554 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20555 (CMPtype): Define as __gcc_CMPtype.
20557 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20559 Support valgrind 3.3 for --enable-checking=valgrind.
20560 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20562 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20563 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20564 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20565 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20566 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20567 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20568 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20570 * ggc-zone.c: Similar.
20571 * ggc-page.c: Similar.
20573 2008-02-19 Paul Brook <paul@codesourcery.com>
20576 * config/arm/ieee754-df.S: Fix do_it typo.
20577 * config/arm/ieee754-sf.S: Fix do_it typo.
20579 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20582 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20583 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20584 (OPTION_MASK_ISA_SSE_SET): Likewise.
20585 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20586 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20587 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20588 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20589 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20590 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20591 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20592 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20593 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20594 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20595 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20596 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20597 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20598 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20599 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20600 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20601 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20602 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20603 (OPTION_MASK_ISA_SSE4): Removed.
20604 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20605 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20606 (override_options): Don't turn on implied SSE/MMX bits in
20609 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20611 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20614 2008-02-18 Joey Ye <joey.ye@intel.com>
20616 PR middle-end/34921
20617 * tree-nested.c (insert_field_into_struct): Set type alignment
20618 to field alignment if the former is less than the latter.
20620 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20622 * BASE-VER: Set to 4.4.0.
20624 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20626 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20627 * doc/cfg.texi: Likewise.
20628 * doc/extend.texi: Likewise.
20629 * doc/gty.texi: Likewise.
20630 * doc/invoke.texi: Likewise.
20631 * doc/loop.texi: Likewise.
20632 * doc/md.texi: Likewise.
20633 * doc/passes.texi: Likewise.
20634 * doc/rtl.texi: Likewise.
20635 * doc/sourcebuild.texi: Likewise.
20636 * doc/tm.texi: Likewise.
20637 * doc/tree-ssa.texi: Likewise.
20639 2008-02-17 Richard Guenther <rguenther@suse.de>
20641 PR middle-end/35227
20642 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20643 without default definition.
20645 2008-02-17 Richard Guenther <rguenther@suse.de>
20647 PR tree-optimization/35231
20648 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20651 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20654 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20655 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20656 libgcc_cmp_return mode.
20658 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20661 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20663 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20665 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20668 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20670 * doc/c-tree.texi: Use `@.' where appropriate.
20671 * doc/extend.texi: Likewise.
20672 * doc/install.texi: Likewise.
20673 * doc/invoke.texi: Likewise.
20674 * doc/loop.texi: Likewise.
20675 * doc/makefile.texi: Likewise.
20676 * doc/md.texi: Likewise.
20677 * doc/passes.texi: Likewise.
20678 * doc/standards.texi: Likewise.
20679 * doc/tm.texi: Likewise.
20681 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20683 PR middle-end/35196
20684 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20686 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20687 rather than in entry_bb.
20689 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20691 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20692 libgcc_cmp_return mode.
20694 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20696 PR middle-end/35130
20697 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20698 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20700 2008-02-15 Richard Guenther <rguenther@suse.de>
20701 Zdenek Dvorak <ook@ucw.cz>
20703 PR tree-optimization/35164
20704 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20705 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20706 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20707 Only propagate addresses which do not have abnormal SSA_NAMEs
20710 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20713 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20715 2008-02-15 Jan Hubicka <jh@suse.cz>
20717 PR middle-end/35149
20718 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20720 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20722 PR middle-end/34621
20723 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20724 when calculating alignment_pad.
20726 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20728 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20729 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20730 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20731 and STACK_BOUNDARY define.
20733 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20735 PR preprocessor/35061
20736 * c-pragma.c (handle_pragma_pop_macro): Check that
20737 pushed_macro_table has been allocated.
20739 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20741 PR middle-end/35136
20742 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20743 (force_gimple_operand): Likewise.
20744 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20745 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20746 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20747 (find_interesting_uses_address): Check addressability and alignment
20748 of the base expression only after substituting bases of IVs into it.
20750 2008-02-14 Michael Matz <matz@suse.de>
20753 * function.c (instantiate_virtual_regs_in_insn): Reload address
20754 before falling back to reloading the whole operand.
20756 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20758 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20759 before the first section switch note.
20761 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20763 * doc/bugreport.texi: Update copyright years.
20764 * doc/c-tree.texi: Likewise.
20765 * doc/cfg.texi: Likewise.
20766 * doc/cpp.texi: Likewise.
20767 * doc/cppinternals.texi: Likewise.
20768 * doc/fragments.texi: Likewise.
20769 * doc/frontends.texi: Likewise.
20770 * doc/gcc.texi: Likewise.
20771 * doc/gty.texi: Likewise.
20772 * doc/hostconfig.texi: Likewise.
20773 * doc/implement-c.texi: Likewise.
20774 * doc/libgcc.texi: Likewise.
20775 * doc/loop.texi: Likewise.
20776 * doc/makefile.texi: Likewise.
20777 * doc/options.texi: Likewise.
20778 * doc/passes.texi: Likewise.
20779 * doc/rtl.texi: Likewise.
20780 * doc/sourcebuild.texi: Likewise.
20781 * doc/standards.texi: Likewise.
20782 * doc/tree-ssa.texi: Likewise.
20783 * doc/trouble.texi: Likewise.
20785 * doc/extend.texi: Use @: or add comma where appropriate.
20786 * doc/invoke.texi: Likewise.
20787 * doc/tm.texi: Likewise.
20789 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20792 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20795 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20797 * doc/md.texi (clz, ctz): Add reference.
20798 * doc/rtl.texi (clz, ctz): Likewise.
20800 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20803 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20806 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20808 * config/s390/s390.c (struct constant_pool): New field
20809 emit_pool_after added.
20810 (s390_mainpool_start): Set the emit_pool_after flag according
20811 to the section switch notes.
20812 (s390_mainpool_finish): Consider emit_pool_after when emitting
20813 the literal pool at the end of the function.
20814 (s390_chunkify_start): Force literal pool splits at section
20817 2008-02-13 Michael Matz <matz@suse.de>
20820 * var-tracking.c (clobber_variable_part): Correctly traverse the
20823 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20826 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20827 Add -fdump-ipa-inline.
20828 * tree-dump.c (dump_files): Remove tree-inlined dump.
20829 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20831 2008-02-12 Richard Guenther <rguenther@suse.de>
20833 PR tree-optimization/35171
20834 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20837 2008-02-12 Richard Guenther <rguenther@suse.de>
20839 PR middle-end/35163
20840 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20841 value-preserving mode. Disallow final truncation.
20843 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20845 PR middle-end/35136
20846 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20847 code from here to...
20848 (force_gimple_operand): ...here.
20850 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20853 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20854 non-compatible pointers.
20855 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20856 different FIELD_DECLs, try harder by comparing field offsets, sizes
20859 PR inline-asm/35160
20860 * function.c (match_asm_constraints_1): Don't replace the same input
20863 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20865 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20866 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20867 (expand_epilogue): Restore RAMPZ register.
20868 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20870 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20872 * config/i386/cygwin.asm: (__alloca): Correct calling
20873 convention and alignment.
20874 (__chkstk): Force 8 byte stack alignment.
20876 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20877 Richard Guenther <rguenther@suse.de>
20879 PR tree-optimization/33992
20880 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20881 the zero we compare against.
20883 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20885 PR libfortran/35063
20886 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20887 to CloseHandle after unlocking to prevent accumulation of handle
20890 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20892 PR middle_end/34150
20893 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20894 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20895 and update LABEL_NUSES during and after reload.
20897 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20899 PR middle-end/34627
20900 * combine.c (simplify_if_then_else): Make sure the comparison is
20901 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20903 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20906 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20907 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20908 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20909 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20910 * tree.h (get_type_static_bounds): Likewise.
20912 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20914 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20915 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20916 Make -Wfoo language annotations match what the compiler outputs.
20918 2008-02-08 Sa Liu <saliu@de.ibm.com>
20920 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20921 intrinsics spu_convts, spu_convtu, spu_convtf.
20923 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20925 * doc/extend.texi (Function Attributes) <noinline>: Mention
20926 asm ("") as method to keep calls.
20928 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20931 * doc/options.texi (Options): Replace references to opts.sh with
20933 * opts-common.c: Likewise.
20934 * optc-gen.awk: Likewise.
20936 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20938 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20940 2008-02-07 Richard Henderson <rth@redhat.com>
20943 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20944 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20947 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20949 PR tree-optimization/35085
20950 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20951 for operand entry oe2 in addition to operand entry oe3 in order to
20952 expose more opportunities for vectorizer sum reduction.
20954 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20957 * Makefile.in (LIBS): Remove $(GMPLIBS).
20958 (cc1-dummy, cc1): Add $(GMPLIBS).
20960 2008-02-06 Jan Hubicka <jh@suse.cz>
20963 * i386.md (moddf_integer): Do not produce partial memory stalls for
20964 targets where it hurts.
20966 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20969 * optabs.c (expand_float): Do not check for decimal modes when
20970 expanding unsigned integer through signed conversion.
20972 2008-02-06 Nick Clifton <nickc@redhat.com>
20974 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20975 inside the clobber with a match_operand and duplicated operand
20976 number in the constraint.
20977 (ineqbranchsi): Delete redundant comment.
20979 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20981 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20982 builtin_define ("__USE_INIT_FINI__").
20983 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20985 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20987 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20989 PR documentation/30330
20990 * doc/invoke.texi (C++ Dialect Options)
20991 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20992 For each warning option -Wfoo that allows -Wno-foo, ensure both
20993 -Wfoo and -Wno-foo are listed in the option index. Fix index
20994 entry of -Wswitch-default, index -Wnormalized= including the
20995 `=', and -Wlarger-than-@var{len} including @var{len}.
20997 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20999 * config/i386/i386.md (floatunssisf2): Use
21000 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21001 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21002 Macroize expander using MODEF mode iterator.
21004 2008-02-05 Diego Novillo <dnovillo@google.com>
21006 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21009 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21011 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21014 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21016 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21019 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21020 to indicate if a message should be generated.
21021 (init_cumulative_args): Updated.
21022 (function_value_32): Likewise.
21024 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21026 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21028 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21031 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21032 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21034 2008-02-04 Diego Novillo <dnovillo@google.com>
21036 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21039 * tree-vrp.c (vrp_evaluate_conditional): With
21040 -Wtype-limits, emit a warning when comparing against a
21041 constant outside the natural range of OP0's type.
21043 2008-02-04 Richard Guenther <rguenther@suse.de>
21045 PR middle-end/33631
21046 * expr.c (count_type_elements): Give for unions instead of
21049 2008-02-04 Richard Guenther <rguenther@suse.de>
21051 PR middle-end/35043
21052 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21053 to TYPE_DOMAINs base type instead of using bitsizetype here.
21055 2008-02-03 Jason Merrill <jason@redhat.com>
21057 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21059 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21062 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21063 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21064 (RS/6000 and PowerPC Options): Fix typos and markup.
21065 * doc/passes.texi (Tree-SSA passes): Likewise.
21067 2008-02-02 Michael Matz <matz@suse.de>
21070 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21071 from record_last_reg_set_info.
21072 (record_last_reg_set_info): Take an RTX argument, iterate over all
21073 constituent hardregs.
21074 (record_last_set_info, record_opr_changes): Change calls to
21075 new signature or to record_last_reg_set_info_regno.
21077 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21079 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21081 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21083 PR rtl-optimization/34773
21084 * reg-notes.def (EQUAL): Mention significance of combination of
21085 REG_EQUAL and REG_RETVAL.
21086 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21087 insn that has a REG_RETVAL.
21089 2008-02-01 Roger Sayle <roger@eyesopen.com>
21092 * configure.ac (--enable-fixed-point): Disable unless explicitly
21094 * configure: Regenerate.
21096 2008-02-01 Richard Guenther <rguenther@suse.de>
21099 * invoke.texi (-finline-limit): Remove no longer true parts
21100 of the documentation. Note that there is no default value.
21102 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21103 Mark Mitchell <mark@codesourcery.com>
21104 Ben Elliston <bje@au.ibm.com>
21107 * doc/extend.texi (Other Builtins): Document.
21109 2008-01-31 Tom Browder <tom.browder@gmail.com>
21111 * doc/c-tree.texi (Types): Fix grammar.
21112 (Expression trees): Ditto.
21113 * doc/passes.texi (Tree-SSA passes): Ditto.
21115 * doc/configterms.texi (Configure Terms): Fix typo.
21116 * doc/cpp.texi (Common Predefined Macros): Ditto.
21117 * doc/md.texi (Machine Constraints): Ditto.
21119 * doc/makefile.texi (Makefile): Add comma.
21121 2008-01-31 Tom Browder <tom.browder@gmail.com>
21122 Gerald Pfeifer <gerald@pfeifer.com>
21124 * doc/sourcebuild.texi (Front End): Remove references to CVS
21125 and CVSROOT/modules.
21126 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21127 (Back End): Remove reference to CVS.
21129 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21132 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21134 (mips16_gp_pseudo_reg): ...here.
21135 * config/mips/mips.md (load_const_gp): Replace with...
21136 (load_const_gp_<mode>): ...this :P-based insn.
21138 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21140 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21141 options. Minor fixes.
21142 (-std): Move reference to standards closer to where language
21143 standards are first mentioned.
21145 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21147 PR rtl-optimization/34995
21148 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21149 parameter and return a bool. If the rtx parameter is nonnull,
21150 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21151 (find_reloads): Update call accordingly. Pass the new operand
21152 if it needed no address reloads, otherwise pass null.
21154 2008-01-30 Richard Henderson <rth@redhat.com>
21157 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21158 for unbounded arrays.
21160 2008-01-30 Silvius Rus <rus@google.com>
21162 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21164 2008-01-30 Jan Hubicka <jh@suse.cz>
21167 * i386.c (init_cumulative_args): Use real function declaration when
21170 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21172 PR rtl-optimization/34998
21173 * global.c (build_insn_chain): Treat non-subreg_lowpart
21174 SUBREGs of pseudos as clobbering all the words covered by the
21175 SUBREG, not just all the bytes.
21176 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21177 original df_ref rather than an extract parameter.
21178 (global_conflicts): Update call accordingly.
21180 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21182 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21183 the overflow check to make it easier to read.
21184 (__fixtfdi): Change the type of the ll member in union
21185 long_double to UDItype_x.
21187 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21189 PR middle-end/34969
21190 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21191 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21192 * tree-inline.c (fold_marked_statements): Call
21193 cgraph_update_edges_for_call_stmt if folding a call statement.
21194 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21195 debug_generic_stmt calls, reset it back afterwards.
21198 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21200 * c-typeck.c (build_external_ref): Don't pedwarn about
21201 static vars in current function's scope.
21203 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21205 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21207 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21210 * ipa-struct-reorg.c: Fix spelling.
21211 * params.def: Ditto.
21213 2008-01-29 Richard Guenther <rguenther@suse.de>
21215 PR middle-end/35006
21216 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21218 * tree-inline.c (remap_type): Increment remapping_type_depth
21219 around remapping types.
21220 (copy_body_r): Only add referenced variables if they are referenced
21221 from code, not types.
21223 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21234 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21235 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21237 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21240 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21241 pointer for tiny stack.
21243 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21245 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21247 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21249 * config/vx-common.h: Fix typo in comment.
21251 2008-01-28 Ian Lance Taylor <iant@google.com>
21255 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21256 coalesce pointers if they have different DECL_NO_TBAA_P values.
21257 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21258 between variables with different DECL_NO_TBAA_P values.
21260 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21263 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21264 are not legitimate small data references on SPE targets.
21266 2008-01-28 David Daney <ddaney@avtrex.com>
21268 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21270 2008-01-28 David Daney <ddaney@avtrex.com>
21272 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21274 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21276 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21277 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21278 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21279 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21280 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21281 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21282 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21283 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21285 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21287 * basic-block.h (condjump_equiv_p): Fix comment.
21289 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21291 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21292 print_generic_stmt_indented): Fix comment.
21294 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21296 * configure.ac (__stack_chk_fail): Add detecion for availability
21297 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21298 * configure: Regenerate.
21300 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21302 PR middle-end/34688
21303 * final.c (output_addr_const): Handle TRUNCATE.
21305 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21308 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21309 (zero_cost, infinite_cost): New constants.
21310 (struct cost_pair): Change type of cost to comp_cost.
21311 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21312 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21314 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21315 split_address_cost, ptr_difference_cost, difference_cost,
21316 get_computation_cost_at, get_computation_cost,
21317 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21318 determine_use_iv_cost_condition, determine_use_iv_costs,
21319 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21320 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21321 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21322 Change type of cost to comp_cost.
21323 (determine_iv_cost): Increase cost of non-original ivs, instead
21324 of decreasing the cost of original ones.
21325 (get_address_cost): Indicate the complexity of the addressing mode
21327 (try_add_cand_for): Prefer using ivs not specific to some object.
21328 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21330 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21331 Janis Johnson <janis187@us.ibm.com>
21334 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21335 (TARGET_INSTANTIATE_DECLS): Likewise.
21336 * target.h (expand_to_rtl_hook): New target hook.
21337 (instantiate_decls): Likewise.
21338 * function.c (instantiate_decl): Make non-static. Rename to...
21339 (instantiate_decl_rtl): ... this.
21340 (instantiate_expr): Use instantiate_decl_rtl.
21341 (instantiate_decls_1): Likewise.
21342 (instantiate_decls): Likewise.
21343 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21344 * function.h (instantiate_decl_rtl): Add prototype.
21345 * cfgexpand.c (target.h): New include.
21346 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21347 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21348 (TARGET_INSTANTIATE_DECLS): Likewise.
21349 (TARGET_INITIALIZER): New target hooks added.
21350 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21352 * config/rs6000/rs6000.c (tree-flow.h): New include.
21353 (machine_function): Add sdmode_stack_slot field.
21354 (rs6000_alloc_sdmode_stack_slot): New function.
21355 (rs6000_instantiate_decls): Likewise.
21356 (rs6000_secondary_memory_needed_rtx): Likewise.
21357 (rs6000_check_sdmode): Likewise.
21358 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21359 (TARGET_INSTANTIATE_DECLS): Likewise.
21360 (rs6000_hard_regno_mode_ok): Allow SDmode.
21361 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21362 (rs6000_emit_move): Handle SDmode.
21363 (function_arg_advance): Likewise.
21364 (function_arg): Likewise.
21365 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21366 SDmode var args for 32-bit compiles.
21367 (rs6000_secondary_reload_class): Handle SDmode.
21368 (rs6000_output_function_epilogue): Likewise.
21369 (rs6000_function_value): Simplify if statement.
21370 (rs6000_libcall_value): Likewise.
21371 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21372 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21373 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21374 (movsd_hardfloat): New define_insn.
21375 (movsd_softfloat): Likewise.
21376 (movsd_store): Likewise.
21377 (movsd_load): Likewise.
21378 (extendsddd2): Likewise.
21379 (extendsdtd2): Likewise.
21380 (truncddsd2): Likewise.
21381 (movdd_hardfloat64): Fixup comment.
21382 (UNSPEC_MOVSD_LOAD): New constant.
21383 (UNSPEC_MOVSD_STORE): Likewise.
21385 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21388 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21390 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21391 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21392 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21393 and TRUTH_XOR_EXPR.
21395 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21398 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21399 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21400 __LONGDOUBLE128 too.
21401 * config/rs6000/aix61.h: New file.
21403 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21405 PR rtl-optimization/34959
21406 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21407 popcount and parity rtxes the same mode as their operand.
21408 Truncate or extend the result to the return value's mode
21411 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21414 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21415 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21416 to GOT_VERSION_REGNUM.
21417 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21418 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21419 * config/mips/mips.c (mips_emit_call_insn): New function.
21420 (mips_call_tls_get_addr): Call mips_expand_call directly.
21421 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21423 (mips16_build_call_stub): Likewise. Return the call insn or null.
21424 (mips_expand_call): Update the call to mips16_build_call_stub
21425 accordingly and a remove redundant condition. Assert that MIPS16
21426 stubs do not use lazy binding. Use mips_emit_call_insn and return
21428 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21430 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21431 (mips_avoid_hazard): Remove hazard_set handling.
21432 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21433 (UNSPEC_RESTORE_GP): ...this.
21434 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21435 (FAKE_CALL_REGNO): Rename to...
21436 (GOT_VERSION_REGNUM): ...this.
21437 (type): Add "ghost" value. Add an associated insn reservation.
21438 (hazard_set): Remove.
21439 (exception_receiver): Rename to...
21440 (restore_gp): ...this and update the unspec identifier accordingly.
21441 (exception_receiver, nonlocal_got_receiver): New expanders.
21442 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21443 FAKE_CALL_REGNO. Remove hazard_set attribute.
21444 (set_got_version, update_got_version): New patterns.
21446 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21449 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21451 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21454 * doc/install.texi2html: Generate gcc-vers.texi.
21456 2008-01-25 DJ Delorie <dj@redhat.com>
21458 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21460 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21462 * config/c4x: Remove directory.
21463 * config.gcc (crx-*, mt-*): Mark obsolete.
21464 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21465 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21466 sh-*-rtemscoff*): Remove cases.
21467 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21468 * real.c (encode_c4x_single, decode_c4x_single,
21469 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21470 c4x_extended_format): Remove.
21471 * real.h (c4x_single_format, c4x_extended_format): Remove.
21472 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21474 (Pragmas): Remove comment about c4x pragmas.
21475 * doc/install.texi (c4x): Remove target-specific instructions.
21476 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21477 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21478 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21479 refer to C4x source files as examples.
21480 (C4X_FLOAT_FORMAT): Remove documentation.
21482 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21484 * config/bfin/bfin.c (override_options): Reorder tests so that
21485 flag_pic gets enabled for -msep-data.
21487 2008-01-25 Richard Guenther <rguenther@suse.de>
21489 PR middle-end/32244
21490 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21491 to its bitfield precision if required.
21493 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21495 PR middle-end/33880
21496 * tree-nested.c (walk_omp_for): New function.
21497 (convert_nonlocal_reference, convert_local_reference): Call
21498 walk_omp_for on OMP_FOR.
21499 (convert_call_expr): Call walk_body on OMP_FOR's
21500 OMP_FOR_PRE_INIT_BODY.
21502 2008-01-25 Richard Guenther <rguenther@suse.de>
21504 PR tree-optimization/34966
21505 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21506 default defs and PHI_NODEs we have to insert after the
21507 defining statement.
21509 2008-01-24 Nick Clifton <nickc@redhat.com>
21511 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21512 Provide a default definition.
21513 (LIBGCC2_UNITS_PER_WORD): Likewise.
21515 * config/stormy16/stormy16.c: Include df.h for the prototype
21516 for df_regs_ever_live_p.
21517 (xstormy16_expand_builtin_va_start): Convert the stack offset
21518 into a component_ref and then use POINTER_PLUS_EXPR to add it
21519 to the incoming_virtual_args_rtx.
21520 (xstormy16_gimplify_va_arg_expr): Rename to
21521 xstormy16_gimplify_va_arg_expr.
21522 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21523 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21524 xstormy16_gimplify_va_arg_expr.
21525 Fix up some formatting issues.
21527 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21528 Move to predicates.md.
21529 (xs_hi_general_operand): Likewise.
21530 (xs_hi_nonmemory_operand): Likewise.
21531 * config/stormy16/predicates.md:
21532 (xstormy16_carry_plus_operand): New predicate.
21533 (xs_hi_general_operand): New predicate.
21534 (xs_hi_nonmemory_operand): New predicate.
21535 * config/stormy16/stormy16-protos.h:
21536 (xstormy16_carry_plus_operand): Delete prototype.
21537 (xs_hi_general_operand): Likewise.
21538 (xs_hi_nonmemory_operand): Likewise.
21540 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21541 modifiers as they are no longer needed and they can trigger
21542 reload spill failures.
21544 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21545 with a match_operand in order to help reload.
21547 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21548 constraint with 'e' for the 8th alternative as this version of
21549 the mov.w instruction only accepts the lower 8 registers.
21551 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21554 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21555 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21558 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21560 PR middle-end/33333
21561 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21563 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21565 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21567 (remove_structure): Update allocations list before removing structure.
21569 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21571 * ipa-struct-reorg.c (is_safe_cond_expr,
21572 create_new_stmts_for_cond_expr): Use integer_zerop function,
21573 that recognize not only zero-pointer, but zero-integer too.
21575 2008-01-25 Ben Elliston <bje@au.ibm.com>
21578 * fixproto: Escape "." in sed expression that strips leading "./".
21580 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21583 * gcc.c (SWITCH_OK): Removed.
21584 (SWITCH_LIVE): Changed to bit.
21585 (SWITCH_FALSE): Likewise.
21586 (SWITCH_IGNORE): Likewise.
21587 (switchstr): Change live_cond to unsigned int.
21588 (process_command): Replace SWITCH_OK with 0.
21589 (do_self_spec): Likewise.
21590 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21591 (give_switch): Likewise.
21592 (used_arg): Likewise.
21593 (do_spec_1): Set the SWITCH_IGNORE bit.
21594 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21595 bits. Set the SWITCH_LIVE bit.
21597 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21599 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21601 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21603 PR tree-optimization/34472
21604 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21605 parameter to a "bool *" and set *DATA to false if there is
21606 an unsafe access. Do not delete the structure here.
21607 (check_cond_exprs): Delete it here instead.
21608 (check_cond_exprs, exclude_cold_structs): Do not increase
21609 I when removing a structure.
21611 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21614 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21615 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21617 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21619 PR middle-end/34934
21620 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21621 a fixed vector for stack.
21623 2008-01-24 Ben Elliston <bje@au.ibm.com>
21626 * doc/gcc.texi (Software development): Add a direntry for g++.
21628 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21630 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21631 stale and straggling -fforce-addr comments above.
21633 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21635 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21636 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21638 2008-01-23 Michael Matz <matz@suse.de>
21641 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21644 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21646 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21647 malloc result type.
21649 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21651 * config/avr/avr.c (avr_current_arch): New variable.
21652 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21653 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21654 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21655 (avr_override_options): Init 'avr_current_arch'.
21656 (base_arch_s): Move from here...
21657 * config/avr/avr.h (base_arch_s): ... here. Add new members
21658 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21659 'mega' to 'have_jmp_call'.
21660 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21661 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21663 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21665 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21666 MULTILIB_MATCHES): Ditto.
21668 2008-01-23 Richard Guenther <rguenther@suse.de>
21670 PR middle-end/31529
21671 * cgraphunit.c (cgraph_reset_node): Always mark the node
21672 not reachable if it is not queued already.
21674 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21676 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21677 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21678 (cputype_selected): New static variable.
21679 (bfin_handle_option): Set it if -mcpu is used.
21680 (override_option): Select default set of workarounds if no cpu type
21681 selected on the command line.
21682 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21684 From Michael Frysinger <michael.frysinger@analog.com>
21685 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21686 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21688 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21689 for bf547, bf523, bf524, and bf526.
21690 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21692 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21693 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21694 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21695 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21696 * doc/invoke.texi (Blackfin Options): Document that
21697 -mcpu now accept bf547, bf523, bf524, and bf526.
21699 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21701 PR rtl-optimization/34628
21702 * combine.c (try_combine): Stop and undo after the first combination
21703 if an autoincrement side-effect on the first insn has effectively
21706 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21709 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21710 Offset addresses are not valid for Altivec or paired float modes.
21712 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21715 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21716 if DECL_INITIAL (decl) is error_mark_node.
21719 * c-common.c (handle_vector_size_attribute): Only allow
21720 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21721 the same way as pointer, array etc. types.
21722 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21725 * tree.c (build_type_attribute_qual_variant): Call
21726 build_qualified_type if attributes are equal, but quals are not.
21728 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21731 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21732 * flags.h (warn_strict_aliasing): Remove.
21733 (warn_strict_overflow): Remove.
21734 * opts.c (warn_strict_aliasing): Remove.
21735 (warn_strict_overflow): Remove.
21736 * c-opts.c (c_common_handle_option): -Wall only sets
21737 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21738 (c_common_post_options): Give default values to -Wstrict-aliasing
21739 and -Wstrict-overflow if they are uninitialized.
21740 * common.opt (Wstrict-aliasing): Specify Var and Init.
21741 (Wstrict-overflow): Likewise.
21743 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21745 PR rtl-optimization/26854
21746 PR rtl-optimization/34400
21747 PR rtl-optimization/34884
21748 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21750 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21751 (df_rd_bb_info.expanded_lr_out): Deleted
21752 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21753 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21754 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21755 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21756 Removed code to allocate, initialize or free expanded_lr_out.
21757 (df_rd_bb_local_compute_process_def): Restructured to make more
21759 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21760 sets if the sets are being trimmed.
21762 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21765 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21766 (as_vers): Likewise.
21767 * configure: Regenerated.
21769 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21771 PR middle-end/33092
21772 * tree-pass.h (pass_build_alias): New pass.
21773 * tree-ssa-alias.c (gate_build_alias): New.
21774 (pass_build_alias): New.
21775 * passes.c (init_optimization_passes): Add pass_build_alias after
21776 pass_create_structure_vars.
21778 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21780 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21781 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21782 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21783 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21784 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21785 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21786 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21787 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21788 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21789 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21790 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21791 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21792 * config/s390/s390.md (FP_ALL): New mode iterator.
21793 (_d): New mode attribute.
21794 ("*signbit<mode>2>"): Changed mode of first operand.
21795 ("isinf<mode>2"): Changed mode of first operand.
21796 ("*TDC_insn"): Adaptation for DFP modes.
21798 2008-01-22 Ben Elliston <bje@au.ibm.com>
21800 * tree.c (check_qualified_type): Improve function description.
21802 2008-01-21 Jason Merrill <jason@redhat.com>
21805 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21806 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21809 2008-01-21 DJ Delorie <dj@redhat.com>
21811 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21814 2008-01-21 Richard Guenther <rguenther@suse.de>
21816 PR middle-end/34856
21817 * tree-cfg.c (verify_expr): Allow all invariant expressions
21818 instead of just constant class ones as reference argument.
21819 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21820 like any other constant.
21821 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21823 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21825 * regmove.c (fixup_match_1): Update call crossed frequencies.
21827 2008-01-21 Richard Guenther <rguenther@suse.de>
21830 * tree-inline.c (setup_one_parameter): Deal with mismatched
21831 types using a VIEW_CONVERT_EXPR.
21833 2008-01-21 Alon Dayan <alond@il.ibm.com>
21834 Olga Golovanevsky <olga@il.ibm.com>
21836 PR tree-optimization/34701
21837 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21838 when the structure size is not a power of 2.
21840 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21842 * doc/install.texi: Add doc for --enable-checking=df.
21844 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21846 PR rtl-optimization/34808
21847 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21849 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21851 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21854 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21856 PR rtl-optimization/26854
21857 PR rtl-optimization/34400
21858 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21860 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21861 (df_rd_bb_info.expanded_lr_out): New.
21862 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21863 * loop_iv.c (iv_analysis_loop_init): Ditto.
21864 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21865 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21866 Added code to allocate, initialize or free expanded_lr_out.
21867 (df_rd_bb_local_compute_process_def): Restructured to make
21868 more understandable.
21869 (df_rd_confluence_n): Add code to do nothing with fake edges and
21870 code to no apply invalidate_by_call sets if the sets are being trimmed.
21871 (df_lr_local_finalize): Renamed to df_lr_finalize.
21872 (df_live_local_finalize): Renamed to df_live_finalize.
21874 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21877 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21878 deciding whether to use reciprocal instructions.
21880 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21882 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21883 dwarf2out_note_section_used if cold_text_section is NULL.
21885 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21887 PR gcov-profile/34610
21888 * tree-cfg.c (make_edges): Mark both outgoing edges from
21889 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21890 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21891 from OMP_FOR and OMP_CONTINUE outgoing edges.
21893 * tree-profile.c (tree_profiling): Return early if
21894 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21896 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21897 from cfun to child_cfun.
21898 * function.h (struct function): Add after_tree_profile bit.
21900 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21902 * config/avr/avr.S (_exit): Disable interrupt.
21904 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21905 Steven Bosscher <stevenb.gcc@gmail.com>
21907 PR rtl-optimization/26854
21908 PR rtl-optimization/34400
21909 * df-problems.c (df_live_scratch): New scratch bitmap.
21910 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21911 (df_live_reset): Clear the proper bitmaps.
21912 (df_live_bb_local_compute): Only process the artificial defs once
21913 since the order is not important.
21914 (df_live_init): Init the df_live sets only with the variables
21915 found live by df_lr.
21916 (df_live_transfer_function): Use the df_lr sets to prune the
21917 df_live sets as they are being computed.
21918 (df_live_free): Free df_live_scratch.
21920 2008-01-18 Ian Lance Taylor <iant@google.com>
21922 * common.opt: Add fmerge-debug-strings.
21923 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21924 flag_merge_debug_strings rather than flag_merge_constants.
21925 * doc/invoke.texi (Option Summary): Mention
21926 -fmerge-debug-strings.
21927 (Debugging Options): Document -fmerge-debug-strings.
21929 2008-01-18 Ian Lance Taylor <iant@google.com>
21932 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21933 (struct tree_function_decl): Add new field operator_new_flag.
21934 * tree-inline.c (expand_call_inline): When inlining a call to
21935 operator new, force the return value to go into a variable, and
21936 set DECL_NO_TBAA_P on that variable.
21937 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21939 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21942 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21943 DWARF2_DEBUGGING_INFO.
21944 (dwarf2out_note_section_used): Ditto. Add prototype.
21945 (have_multiple_function_sections, text_section_used,
21946 cold_text_section_used, *cold_text_sections): Move declarations
21949 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21951 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21952 field and add signal_ra.
21953 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21954 assignments to frame state pc. Move end of stack check after
21955 MD_FALLBACK_FRAME_STATE_FOR.
21956 (uw_update_context_1): Use frame state signal_regs if set, instead
21957 of checking signal_frame flag.
21958 (uw_update_context): Use frame state signal_ra if set.
21959 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21960 * config/xtensa/linux-unwind.h: New file.
21962 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21964 * modulo-sched.c (get_sched_window): Fix comment typo.
21966 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21968 PR tree-optimization/34648
21969 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21971 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21973 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21974 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21976 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21978 PR rtl-optimization/34400
21979 * df-core.c (df_worklist_dataflow_overeager,
21980 df_worklist_dataflow_doublequeue): New functions.
21981 (df_worklist_dataflow): Two different worklist solvers.
21982 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21985 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21988 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21989 and ftree-parallelize-loops.
21991 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21993 PR rtl-optimization/34826
21994 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21996 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21998 * global.c (find_reg): Mark the eh regs as used if necessary.
21999 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22000 * ra.h (struct allocno): no_eh_reg field added. Changed
22001 no_stack_reg type to bitfield.
22003 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22005 * tree.c (substitute_in_expr): Add missing 'break'.
22007 2008-01-17 Richard Guenther <rguenther@suse.de>
22009 PR tree-optimization/34825
22010 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22011 x / x as division to handle.
22013 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22015 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22016 "-pthread" is specified.
22017 * pa-hpux11.h (LIB_SPEC): Likewise.
22019 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22020 Peter Bergner <bergner@vnet.ibm.com>
22022 PR rtl-optimization/33796
22023 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22025 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22027 PR libgfortran/34699
22028 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22030 * pa-hpux10.h (LINK_SPEC): Likewise.
22031 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22033 2008-01-16 Richard Guenther <rguenther@suse.de>
22035 PR middle-end/32628
22036 * fold-const.c (fold_convert_const_int_from_int): Do not
22037 set overflow if that occured only because of a sign extension
22038 change when converting from/to a sizetype with the same
22039 precision and signedness.
22041 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22044 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22045 location address to the correct place. Update copyright year.
22047 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22049 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22050 no dependences in the dependence_relations vector.
22052 2008-01-16 Jan Hubicka <jh@suse.cz>
22054 PR rtl-optimization/31396
22055 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22056 * cfg.c (dump_reg_info): Print it.
22057 * regs.h (struct reg_info_t): add freq_calls_crossed.
22058 (REG_FREQ_CALLS_CROSSED): New macro.
22059 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22060 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22061 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22062 regmove_optimize): Update call crossed frequencies.
22063 * local-alloc.c (struct qty): Add freq_calls_crossed.
22064 (alloc_qty): Copute freq_calls_crossed.
22065 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22066 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22067 * ra.h (struct allocno): Add freq_calls_crossed.
22069 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22071 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22072 libgomp when compiling with ftree-parallelize-loops.
22073 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22075 2008-01-16 Richard Guenther <rguenther@suse.de>
22077 PR tree-optimization/34769
22078 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22079 * tree.c (int_cst_value): Instead make this function more
22080 permissive in what it accepts as valid input. Document this
22081 function always sign-extends the value.
22083 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22084 Richard Guenther <rguenther@suse.de>
22087 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22088 (gimple_fold_indirect_ref_rhs): ... this.
22089 (gimple_fold_indirect_ref): New function with foldings
22090 that preserve lvalueness.
22091 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22092 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22093 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22094 to fold an INDIRECT_REF, fall back to the old use of
22095 fold_indirect_ref_1.
22097 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22099 * tree-data-ref.c (subscript_dependence_tester_1): Call
22100 free_conflict_function.
22101 (compute_self_dependence): Same.
22103 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22106 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22107 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22109 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22110 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22111 for DWARF2_UNWIND_INFO targets.
22113 2008-01-16 Richard Guenther <rguenther@suse.de>
22116 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22117 type qualifiers for function types.
22119 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22121 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22122 loop_iterator li from previous commit.
22124 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22126 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22128 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22130 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22131 (parallelize_loops): Don't parallelize irreducible components.
22133 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22136 * c-opts (c_common_post_options): Do not enable CPP
22137 flag_pedantic_errors by default.
22139 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22141 PR rtl-optimization/31944
22142 * cse.c (remove_pseudo_from_table): New function.
22143 (merge_equiv_classes): Use above function to remove pseudo-registers.
22144 (invalidate): Likewise.
22146 2008-01-13 Richard Guenther <rguenther@suse.de>
22148 PR middle-end/34601
22149 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22150 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22152 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22154 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22155 validate_change to unshare the source of the PC set.
22157 2008-01-12 Jan Hubicka <jh@suse.cz>
22159 PR middle-end/32135
22160 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22161 references above array bounds. This might trigger bounds checks for
22162 pointers to arrays.
22164 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22166 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22167 new_replaceable_dependencies.
22169 2008-01-12 Doug Kwan <dougkwan@google.com>
22171 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22172 instead of OPT_Wreturn_type in warning due to ignored return type
22174 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22175 options included in -Wextra.
22176 * c.opt: New option -Wignored_qualifiers.
22177 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22178 -Wignore_qualifiers.
22179 (-Wignored-qualifiers): Document.
22180 (-Wreturn-type): Remove description of functionality now handled
22181 by -Wignored-qualifiers.
22183 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22186 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22187 NOP_EXPR if it is between integral types with the same precision.
22189 2008-01-12 Jan Hubicka <jh@suse.cz>
22192 * invoke.texi (max-inline-recursive-depth): Fix default value.
22194 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22196 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22199 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22201 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22203 2008-01-11 James E. Wilson <wilson@specifix.com>
22206 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22208 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22210 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22211 save/restore frame pointer register and don't use 'call-prologues'
22212 optimization in function with "OS_task" attribute.
22214 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22216 PR middle-end/31309
22217 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22218 when copying to memory.
22220 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22222 PR rtl-optimization/30905
22223 * cfgcleanup.c: Include dce.h
22224 (crossjumps_occured): New global variable.
22225 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22226 If something changed, set crossjumps_occured to true.
22227 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22228 Don't add/remove fake edges to exit here...
22229 (cleanup_cfg): ...but do it here, when crossjumping.
22230 Run a fast DCE when successful crossjumps occured in the latest
22231 iteration of try_optimize_cfg.
22233 2008-01-11 Richard Guenther <rguenther@suse.de>
22235 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22236 (struct vn_unary_op_s): Likewise.
22237 (vn_reference_insert): Free old reference on hash collision.
22239 2008-01-10 Raksit Ashok <raksit@google.com>
22241 PR rtl-optimization/27971
22242 * combine.c (find_split_point): Split PLUS expressions which are
22243 inside a MEM rtx, and whose first operand is complex.
22245 2008-01-10 DJ Delorie <dj@redhat.com>
22247 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22248 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22249 (m32c_hard_regno_ok): Call the underlying function.
22251 2008-01-10 Richard Guenther <rguenther@suse.de>
22253 PR middle-end/34683
22254 * tree-cfg.c (tree_merge_blocks): Do not go through the
22255 full-blown folding and stmt updating path if we just deal
22256 with virtual operands.
22257 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22258 test for abnormal SSA_NAMEs.
22260 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22262 PR middle-end/34641
22263 * reload.c (push_reload): Add assertions. All constants from
22264 reg_equiv_constant should have been used for replacing the respective
22266 (find_reloads_address): Invoke find_reloads_address_part for
22267 constant taken from the reg_equiv_constant array.
22269 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22271 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22272 field (valnum) the first in the struct. Replace bools with
22275 2008-01-10 Richard Guenther <rguenther@suse.de>
22277 PR tree-optimization/34651
22278 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22279 types and ordering for masking and converting.
22281 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22283 PR tree-optimization/34017
22284 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22285 also for PHI_NODE expressions.
22287 2008-01-09 Jan Hubicka <jh@suse.cz>
22289 PR tree-optimization/34708
22290 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22291 based on number of case labels.
22292 (init_inline_once): Remove switch_cost.
22293 * tree-inline.h (eni_weights_d): Remove switch_cost.
22295 2008-01-09 Richard Guenther <rguenther@suse.de>
22296 Andrew Pinski <andrew_pinski@playstation.sony.com>
22298 PR middle-end/30132
22299 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22300 temporary if an rvalue is ok or an lvalue is not required.
22302 2008-01-09 Richard Guenther <rguenther@suse.de>
22304 PR middle-end/34458
22305 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22306 adjust return type.
22308 2008-01-09 Richard Guenther <rguenther@suse.de>
22310 PR middle-end/34679
22311 * tree.c (host_integerp): Check for sizetype only if the
22312 type is an integer type.
22314 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22317 * opts.c (decode_options): Disable inlining of functions called
22318 once if not in unit-at-a-time mode.
22320 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22322 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22324 2008-01-08 Richard Guenther <rguenther@suse.de>
22326 PR middle-end/31863
22327 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22328 out early if the result will be unused.
22330 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22335 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22336 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22339 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22341 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22342 for vectorization tuned.
22344 2008-01-08 Richard Guenther <rguenther@suse.de>
22346 PR tree-optimization/34683
22347 * tree-ssa-operands.c (operand_build_cmp): Export.
22348 * tree-ssa-operands.h (operand_build_cmp): Declare.
22349 * tree-vn.c (vuses_compare): Remove.
22350 (sort_vuses): Use operand_build_cmp.
22351 (sort_vuses_heap): Likewise.
22352 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22353 to re-use old VEC if available. Do not sort already sorted VUSEs.
22354 (vdefs_to_vec): Do not sort already sorted VDEFs.
22356 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22358 PR middle-end/34694
22359 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22361 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22364 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22365 limitations of reciprocal sequences on x86 targets.
22367 2008-01-08 Richard Guenther <rguenther@suse.de>
22369 PR tree-optimization/34683
22370 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22372 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22375 * config/darwin.c (darwin_mergeable_string_section): Don't use
22376 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22378 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22381 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22382 negxf2. Macroize expander using X87MODEF mode iterator. Change
22383 predicates of op0 and op1 to register_operand.
22384 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22385 expander using X87MODEF mode iterator. Change predicates of
22386 op0 and op1 to register_operand.
22387 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22388 corresponding patterns and macroize using MODEF macro. Change
22389 predicates of op0 and op1 to register_operand and remove
22390 "m" constraint. Disparage "r" alternative with "!".
22391 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22392 macroize using X87MODEF macro. Change predicates of op0 and op1
22393 to register_operand and remove "m" constraint. Disparage "r"
22394 alternative with "!".
22395 (absneg splitter with memory operands): Remove.
22396 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22397 patterns and macroize using X87MODEF mode iterator.
22398 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22399 Change predicate of op1 to register_operand.
22400 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22401 for memory operands.
22403 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22405 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22407 2008-01-07 Richard Guenther <rguenther@suse.de>
22409 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22412 2008-01-07 Richard Guenther <rguenther@suse.de>
22414 PR tree-optimization/34683
22415 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22416 VOPs of the needed size to save memory. Use VEC_quick_push
22417 to save compile-time.
22418 (vdefs_to_vec): Likewise.
22420 2008-01-07 Sa Liu <saliu@de.ibm.com>
22422 * config/spu/spu.md (divdf3): Genetate inline code for double
22423 division. The implementation doesn't handle INF or NAN, therefore it
22424 only applies when -ffinite-math-only is given.
22426 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22429 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22430 * doc/cpp.texi ([Common Predefined Macros]): Document.
22432 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22434 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22435 order to use commutative addition instead of subtraction.
22437 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22438 Mircea Namolaru <namolaru@il.ibm.com>
22439 Vladimir Yanovsky <yanov@il.ibm.com>
22440 Revital Eres <eres@il.ibm.com>
22442 PR tree-optimization/34263
22443 * tree-outof-ssa.c (process_single_block_loop_latch,
22444 contains_tree_r): New functions.
22445 (analyze_edges_for_bb): Call process_single_block_loop_latch
22446 function to empty single-basic-block latch block if possible.
22448 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22450 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22452 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22454 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22456 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22458 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22460 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22462 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22464 PR tree-optimization/34618
22465 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22468 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22471 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22472 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22473 Update copyright year.
22475 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22476 Update copyright year.
22477 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22480 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22482 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22483 edge does not point to current bb before changing need_assert.
22485 2008-01-04 Richard Guenther <rguenther@suse.de>
22487 PR middle-end/34029
22488 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22489 for verifying purposes if they are is_gimple_min_invariant.
22491 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22493 PR tree-optimization/34448
22494 PR tree-optimization/34465
22495 * gimplify.c (gimplify_init_constructor): Add new parameter
22496 notify_temp_creation. Use it.
22497 (gimplify_modify_expr_rhs): Take volatiles into account when
22498 optimizing constructors.
22499 Do not optimize constructors if gimplify_init_constructor will dump to
22501 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22502 * gcc.c-torture/compile/pr34448.c: New.
22504 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22506 PR gcov-profile/34609
22507 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22508 return_slot if result is TREE_ADDRESSABLE.
22510 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22512 * config/mips/mips.md (sqrt_condition): Tweak comment.
22513 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22515 2008-01-03 Tom Tromey <tromey@redhat.com>
22518 * c-common.c (c_type_hash): Handle VLAs.
22520 2008-01-03 Jan Hubicka <jh@suse.cz>
22522 PR tree-optimization/31081
22523 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22524 0 when inlining and not inlining to first basic block.
22525 (remap_decl): When var is initialized to 0, don't set default_def.
22526 (expand_call_inline): Set entry_bb.
22527 * tree-inline.h (copy_body_data): Add entry_bb.
22529 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22532 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22535 PR tree-optimization/29484
22536 * tree-inline.c (inline_forbidden_p_2): New function.
22537 (inline_forbidden_p): Disallow inlining if some static var
22538 has an address of a local LABEL_DECL in its initializer.
22539 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22542 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22544 PR tree-optimization/34635
22545 * tree-data-ref.c (add_other_self_distances): Make sure that the
22546 evolution step is constant.
22548 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22550 PR middle-end/34608
22551 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22553 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22555 * tree-sra.c (scalarize_init): Insert the generate_element_init
22556 statements after the generate_element_zero statements.
22558 2008-01-02 Richard Guenther <rguenther@suse.de>
22560 PR middle-end/34093
22561 PR middle-end/31976
22562 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22563 for very large number of operands instead of ICEing.
22565 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22568 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22569 while stack probing.
22571 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22573 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22576 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22578 PR libmudflap/26442
22579 * tree-mudflap.c (mx_register_decls): Guard warning by
22580 !DECL_ARTIFICIAL check.
22582 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22584 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22585 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22586 sse5_perm<mode>): Fix constraints.