1 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5 even when a stmt has been gimple_modified_p, but after fold_stmt is
6 not any longer. Remove unneeded may_have_exposed_new_symbols
9 2008-09-08 Richard Guenther <rguenther@suse.de>
11 PR tree-optimization/37421
12 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
15 2008-09-08 Jakub Jelinek <jakub@redhat.com>
18 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
20 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
24 * pa-hpux10.h (LINK_SPEC): Likewise.
25 * pa-hpux11.h (LINK_SPEC): Likewise.
27 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29 * pa32-regs.h (IRA_COVER_CLASSES): Define.
30 * pa64-regs.h (IRA_COVER_CLASSES): Define.
32 2008-09-07 Helge Deller <deller@gmx.de>
34 * pa/linux-atomic.c: New file.
35 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
36 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
38 2008-09-07 Richard Guenther <rguenther@suse.de>
39 Ira Rosen <irar@il.ibm.com>
41 PR tree-optimization/36630
42 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
43 Call STRIP_NOPS before calling evolution_part_in_loop_num.
45 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
46 Ira Rosen <irar@il.ibm.com>
48 PR tree-optimization/35642
49 * config/rs6000/altivec.md (mulv8hi3): Implement.
51 2008-09-06 Jeff Law <law@redhat.com>
53 * h8300.h (IRA_COVER_CLASSES): Define.
55 2008-09-06 Jan Hubicka <jh@suse.cz>
57 PR tree-optimization/14703
58 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
59 * passes.c (init_optimization_passes): Recompute inline parameters.
61 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
63 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
66 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
67 Peter Fuerst <post@pfrst.de>
69 * doc/invoke.texi: Document -mr10k-cache-barrier=.
70 * doc/extend.texi: Document __builtin_mips_cache.
71 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
72 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
73 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
74 __GCC_HAVE_BUILTIN_MIPS_CACHE.
75 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
76 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
77 (set_push_mips_isas): New variable.
78 (mips_r10k_cache_barrier): New variable.
79 (cache): New availability predicate.
80 (mips_builtins): Add an entry for __builtin_mips_cache.
81 (mips_build_cvpointer_type): New function.
82 (MIPS_ATYPE_CVPOINTER): New macro.
83 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
85 (r10k_simplified_address_p, r10k_simplify_address)
86 (r10k_uncached_address_p, r10k_safe_address_p)
87 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
88 (r10k_needs_protection_p_call, r10k_needs_protection_p)
89 (r10k_insert_cache_barriers): New functions.
90 (mips_reorg_process_insns): Delete cache barriers after a
91 branch-likely instruction.
92 (mips_reorg): Call r10k_insert_cache_barriers.
93 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
94 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
95 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
96 (mips_cache, r10k_cache_barrier): New define_insns.
98 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
100 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
101 * ira-color.c (setup_allocno_left_conflicts_num): Use
102 hard_reg_set_equal_p instead of a comparison with
103 ira_zero_hard_reg_set.
104 * ira.c (setup_reg_subclasses): Likewise.
105 (setup_cover_and_important_classes): Likewise.
106 (setup_class_translate): Likewise.
107 (setup_reg_class_intersect_union): Likewise.
108 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
109 (ira_init_once): Don't initialize them.
111 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
113 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
115 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
117 * ira-color.c (ira_fast_allocation): Permit global allocno
120 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
122 Improved branch hints, safe hints, and scheduling.
124 * haifa-sched.c (sched_emit_insn) : Define.
125 * sched-int.h (sched_emit_insn) : Add prototype.
126 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
127 -mhint-max-distance -msafe-hints) : Document.
128 * config/spu/spu.c (spu_flag_var_tracking): New.
129 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
130 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
131 TARGET_ASM_FILE_START): Define.
132 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
133 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
134 (spu_emit_branch_hint): Add blocks argument.
135 (insert_branch_hints, insert_nops): Remove.
136 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
137 uses_ls_unit, spu_sched_init_global, spu_sched_init,
138 spu_sched_reorder, asm_file_start): New functions.
139 (clock_var, spu_sched_length, pipe0_clock,
140 pipe1_clock, prev_clock_var, prev_priority,
141 spu_ls_first, prev_ls_clock): New static variables.
142 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
143 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
144 (nopn_nv): Add a non-volatile version of nop.
145 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
146 -mhint-max-distance, -msafe-hints): New options.
148 2008-09-05 Janis Johnson <janis187@us.ibm.com>
149 Samuel Tardieu <sam@rfc1149.net>
151 * opts.c (decode_options): Combine nested if statements.
154 * opts.c (decode_options): Handle more relationships among
155 unit-at-a-time, toplevel-reorder, and section-anchors.
157 2008-09-05 David Daney <ddaney@avtrex.com>
159 * doc/install.texi (--enable-reduced-reflection): Document new option.
161 2008-09-05 Bob Wilson <bob.wilson@acm.org>
163 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
165 (constantpool_operand): New.
166 (move_operand): Disallow sub-word modes for the constant pool.
167 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
168 (xtensa_secondary_reload_class): Replace with....
169 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
170 Set icode for sub-word reloads from the constant pool.
171 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
172 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
173 * config/xtensa/xtensa.md (reload<mode>_literal): New.
174 * config/xtensa/xtensa-protos.h: Update prototypes.
176 2008-09-05 Joseph Myers <joseph@codesourcery.com>
178 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
179 (REG_CLASS_NAMES): Update.
180 (REG_CLASS_CONTENTS): Update.
181 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
182 of ALL_REGS for regs 77 and 78.
183 * function.c (instantiate_virtual_regs_in_insn): Assert that
184 return value of simplify_gen_subreg is not NULL.
186 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
188 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
189 (gen_rtvec_v): Fix coding standards.
191 2008-09-04 Jan Hubicka <jh@suse.cz>
193 * i386.c (decide_alg): Be more conservative about optimizing for size.
195 2008-09-04 Ian Lance Taylor <iant@google.com>
197 * varasm.c (narrowing_initializer_constant_valid_p): New
199 (initializer_constant_valid_p): Call it.
201 2008-09-04 Jeff Law <law@redhat.com>
203 * fold-const.c (native_encode_real): Fix computation of WORDS.
204 (native_interpret_real): Likewise.
206 2008-09-04 Janis Johnson <janis187@us.ibm.com>
208 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
210 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
212 * ira-conflicts.c (process_regs_for_copy): Check insn to check
213 that the cost is already taken into account in ira-costs.c
215 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
217 * ira-build.c (print_copy, print_copies, ira_debug_copy,
218 ira_debug_copies): New.
219 (ira_bulid): Call print_copies.
221 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
223 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
226 * config/rs6000/rs6000.c (optimization_options): Remove check of
229 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
231 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
232 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
233 second operand is a reg_imm10_operand.
234 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
235 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
236 (*seq_<GPR:mode><GPR2:mode>): Rename to
237 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
239 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
240 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
242 (*sne_<GPR:mode><GPR2:mode>): Rename to
243 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
246 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
248 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
249 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
250 combining an arithmetic right shift by more than 31 and a
251 trunction. Don't match for out-of-range shift amounts. Set
252 attribute mode to <MODE>.
253 (*lshr32_trunc<mode>): Name the pattern combining a logical right
254 shift by 32 and and a truncation. Set attribute mode to <MODE>.
255 (*<optab>_trunc<mode>_exts): New pattern for truncated right
256 shifts by less than 32.
257 (extv): Change predicate on first operand to accept registers.
258 Change predicate of the other operands from immediate_operand to
259 const_int_operand. Expand exts when source is a register.
260 (extzv): Change predicate of the constant operands from
261 immediate_operand to const_int_operand.
262 (extzv<mode>): Change predicate of the constant operands from
263 immediate_operand to const_int_operand and no constraint. Also
265 (*extzv_trunc<mode>_exts): New pattern.
267 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
269 * config/mips/mips.h (ISA_HAS_CINS): New macro.
270 * config/mips/mips-protos.h (mask_low_and_shift_p,
271 mask_low_and_shift_len): Declare.
272 * config/mips/mips.c (mask_low_and_shift_p,
273 mask_low_and_shift_len): New functions.
274 (mips_print_operand): Handle new operand prefix "m".
275 * config/mips/mips.md (*cins<mode>): New pattern.
277 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
279 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
282 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
284 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
285 regardless of epilogue_completed.
287 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
290 * ira-lives.c (process_bb_node_lives): Check setjmp.
292 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
295 * ira-build.c (form_loop_tree): Reverse BB walk.
296 (create_bb_allocnos): Likewise.
297 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
298 (mark_reg_store): Rename to...
299 (mark_ref_live): ...this and take a df_ref argument instead of
300 note_stores arguments. Assert that we have a register.
301 (mark_reg_clobber): Delete.
302 (def_conflicts_with_inputs_p): New function.
303 (mark_reg_conflicts): Delete.
304 (mark_reg_death): Rename to...
305 (mark_ref_dead): ...this and take a df_ref argument instead of
306 a register. Assert that we have a register.
307 (process_bb_node_lives): Hoist frequency calculation out of
308 instruction walk. Convert from a forwards scan to a backwards scan.
309 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
310 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
311 (create_allocno_live_ranges): Don't create regs_set.
313 2008-09-04 Ian Lance Taylor <iant@google.com>
315 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
317 * calls.c (emit_library_call_value_1): Use MEM_P rather than
318 comparing MODE with MEM.
319 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
320 comparing with GF_PREDICT_TAKEN.
321 (gimple_get_lhs): Change code to enum gimple_code.
322 (gimple_set_lhs): Likewise.
323 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
324 * omp-low.c (find_omp_clause): Change kind parameter to enum
326 * tree-flow.h (find_omp_clause): Update declaration.
327 * regrename.c (clear_dead_regs): Change kind parameter to enum
329 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
331 * see.c (see_get_extension_data): Change return type to enum
332 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
333 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
334 (see_gen_normalized_extension): Change extension_code parameter to
336 (see_seek_pre_extension_expr): Change extension_code to enum
338 (see_merge_one_def_extension): Likewise.
339 (see_handle_relevant_defs): Likewise.
340 (see_handle_relevant_uses): Likewise.
341 (see_analyze_one_def): Likewise.
342 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
343 GIMPLE_ASM rather than ASM_EXPR.
344 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
345 GIMPLE_RETURN rather than RETURN_EXPR.
346 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
347 (evaluate_stmt): Likewise.
348 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
349 to enum vect_relevant.
350 (vect_mark_stmts_to_be_vectorized): Change assertion to not
351 compare gimple codes with tree codes.
353 2008-09-04 Paul Brook <paul@codesourcery.com>
355 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
357 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
359 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
360 pointer check lost in the recent no-unit-at-a-time patch.
362 2008-09-04 Jan Hubicka <jh@suse.cz>
365 * tree-switch-conversion.c (check_final_bb): Accept only IP
368 2008-09-04 Jan Hubicka <jh@suse.cz>
370 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
372 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
373 using_ranges argument.
374 (vrp_evaluate_conditional): Avoid bogus warning for type range.
375 (vrp_visit_cond_stmt): Update call of
376 vrp_evaluate_conditional_warnv_with_ops
378 2008-09-04 Jan Hubicka <jh@suse.cz>
380 PR tree-optimization/37345
381 PR tree-optimization/37358
382 PR tree-optimization/37357
383 * tree.c (build_function_type_skip_args): Build distinct type copy;
385 (build_function_decl_skip_args): Set type of new decl not orig decl;
386 clear DECL_VINDEX for methods turned into functions.
388 2008-09-04 Nick Clifton <nickc@redhat.com>
390 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
392 * configure: Regenerate.
393 * config.in: Regenerate.
394 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
395 alignment field, if it is supported.
397 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
399 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
402 2008-09-03 David Edelsohn <edelsohn@gnu.org>
404 * config/rs6000/rs6000.c (processor_target_table): Do not
405 enable VMX for POWER6.
407 2008-09-03 Anton Blanchard <anton@samba.org>
409 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
410 emit memory barrier before operation.
412 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
415 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
416 default_elf_asm_output_external.
418 2008-09-03 Jeff Law <law@redhat.com>
420 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
422 2008-09-03 Richard Henderson <rth@redhat.com>
424 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
425 memory barrier to below the test-and-set.
426 (alpha_split_lock_test_and_set_12): Likewise.
428 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
432 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
435 * ira-color.c (print_loop_title): Use all_allocnos.
436 (color_pass): Ditto. Don't add border_allocnos. Check that
437 subloop allocno in the correspdoning bitmap all_allocnos.
439 * ira-emit.c (change_loop): Use all_allocnos.
441 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
443 (ira_create_allocno): Set up all_allocnos bit for the created
445 (create_cap_allocno): Remove setting mentioned_allocnos.
446 (create_insn_allocnos): Ditto.
447 (remove_unnecessary_allocnos): Use all_allocnos.
448 (check_allocno_creation): Check that allocnos are in the
449 corresponding bitmap all_allocnos.
451 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
455 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
456 (process_regs_for_copy): Process subregs. Refine check when cost
457 is taken into account in ira-costs.c.
458 (process_reg_shuffles): Use REG_SUBREG_P.
459 (add_insn_allocno_copies): Ditto. Ignore modes.
461 * ira-color.c (conflict_allocno_vec): New.
462 (COST_HOP_DIVISOR): New macro.
463 (update_copy_costs_1): Use it.
464 (update_conflict_hard_regno_costs): New function.
465 (assign_hard_reg): Use it.
466 (ira_color): Allocate and free conflict_allocno_vec.
468 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
472 * ira-int.h (ira_sort_insn_chain): Remove.
474 * ira.c (basic_block_order_nums, chain_insn_order,
475 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
476 (ira): Don't call ira_sort_insn_chain.
478 * reload1.c (reload): Don't call ira_sort_insn_chain.
480 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
483 * cgraphunit.c (update_call_expr): Remove eh regions from statements
484 which become non throw.
485 (cgraph_function_versioning): Also clear DECL_WEAK. Call
486 update_call_expr after updating the flags on the decl.
488 2008-09-03 Jan Hubicka <jh@suse.cz>
490 PR tree-optimization/37315
491 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
492 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
493 (cgraph_analyze_functions): Use node->analyzed
494 (cgraph_mark_functions_to_output): Likewise.
495 (cgraph_expand_function): All functions can be released after
497 (cgraph_optimize): Use gimple_has_body_p.
498 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
499 (cgraph_decide_inlining_incrementally): Likewise.
500 (inline_transform): Inline transform.
501 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
503 (inlinable_function_p): Drop gimple_body check.
504 (expand_call_inline): Use gimple_has_body_p.
505 * gimple.c (gimple_has_body_p): New.
506 * gimple.h (gimple_has_body_p): Add prototype.
507 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
508 (dump_function_to_file): Use gimple_has_body_p check.
510 2008-09-03 Jakub Jelinek <jakub@redhat.com>
513 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
515 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
517 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
519 From Michael Frysinger <michael.frysinger@analog.com>
520 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
521 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
524 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
527 * doc/extend.texi: Document picoChip builtin functions.
528 * doc/invoke.texi: Document picoChip options.
529 * doc/contrib.texi: Add picoChip contribution.
530 * doc/md.texi: Document picoChip constraints.
531 * config.gcc: Add picochip-*-*.
532 * config/picochip/: Add new port.
534 2008-09-03 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/37328
537 * tree-sra.c (sra_build_assignment): Gimplify properly.
538 (generate_copy_inout): Take the correct stmt as definition,
541 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
543 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
546 From Michael Frysinger <michael.frysinger@analog.com>
547 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
549 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
551 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
553 (__gthread_setspecific): Revert 2008-08-31 change to
554 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
557 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
559 * diagnostic.c (error_at): New.
560 * toplev.h (error_at): New prototype.
561 * c-typeck.c (build_array_ref): Call error_at instead of error.
562 Pass location to pedwarn.
564 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
566 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
568 2008-09-02 Jakub Jelinek <jakub@redhat.com>
570 * dwarf2out.c (tree_add_const_value_attribute): Only handle
571 VAR_DECL and CONST_DECL.
573 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
574 Jakub Jelinek <jakub@redhat.com>
576 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
577 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
578 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
579 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
580 Don't set ix86_save_varrargs_registers.
581 (ix86_setup_incoming_varargs): Assume cum != NULL.
582 (ix86_va_start): Check ix86_varargs_gpr_size and
583 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
584 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
585 from frame pointer if ix86_varargs_gpr_size == 0.
586 (ix86_compute_frame_layout): Updated.
587 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
588 (ix86_varargs_gpr_size): Define.
589 (ix86_varargs_fpr_size): Likewise.
590 (machine_function): Remove save_varrargs_registers.
591 Add varargs_gpr_size and varargs_fpr_size.
593 2008-09-02 Jakub Jelinek <jakub@redhat.com>
595 * config/alpha/alpha.c (va_list_skip_additions,
596 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
597 (alpha_gimplify_va_arg): Call unshare_expr on second use of
600 PR tree-optimization/36766
601 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
602 for already removed basic blocks.
605 * real.c (real_maxval): Clear a lower bit to make real_maxval
606 match get_max_float for IBM long double format.
608 2008-09-02 Andreas Schwab <schwab@suse.de>
610 * configure.ac: Use m4_quote to quote the expansion of m4_do.
611 * configure: Regenerate.
613 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
615 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
616 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
617 checking for a non-VOID CONSTANT_P.
619 2008-09-02 Jan Hubicka <jh@suse.cz>
621 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
622 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
624 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
626 * expr.c (emit_group_store): Don't assert stack temp mode size.
628 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
629 Tobias Grosser <grosser@fim.uni-passau.de>
630 Jan Sjodin <jan.sjodin@amd.com>
631 Harsha Jagasia <harsha.jagasia@amd.com>
632 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
633 Konrad Trifunovic <konrad.trifunovic@inria.fr>
634 Adrien Eliche <aeliche@isty.uvsq.fr>
636 Merge from graphite branch.
639 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
640 * doc/invoke.texi (-floop-block, -floop-interchange,
641 -floop-strip-mine): Document new flags.
642 * tree-into-ssa.c (gimple_vec): Moved...
643 * tree-loop-distribution.c (rdg_component): Moved...
644 * cfgloopmanip.c: Include tree-flow.h.
645 (update_dominators_in_loop): New.
646 (create_empty_if_region_on_edge): New.
647 (create_empty_loop_on_edge): New.
648 (loopify): Use update_dominators_in_loop.
649 * tree-pass.h (pass_graphite_transforms): Declared.
650 * configure: Regenerate.
651 * tree-phinodes.c (make_phi_node): Export.
652 (add_phi_node_to_bb): New, split from create_phi_node.
653 * tree-chrec.c (for_each_scev_op): New.
654 * tree-chrec.h (for_each_scev_op): Declared.
655 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
656 (remove_statement): Call get_phi_with_result.
657 * config.in (HAVE_cloog): Undef.
658 * gdbinit.in (pgg): New.
659 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
660 * tree-ssa-loop.c (graphite_transforms): New.
661 (gate_graphite_transforms): New.
662 (pass_graphite_transforms): New.
663 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
664 HAVE_cloog): Defined.
665 * tree-vectorizer.c (rename_variables_in_bb): Export.
666 * tree-data-ref.c (dr_may_alias_p): Export.
667 (stmt_simple_memref_p): New.
668 (find_data_references_in_stmt): Export.
669 (find_data_references_in_loop): Export.
670 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
671 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
672 (create_rdg_vertices): Export.
673 (build_empty_rdg): New.
674 (build_rdg): Call build_empty_rdg. Free dependence_relations.
675 * tree-data-ref.h (rdg_component): ... here.
677 (struct data_reference): Add a field scop.
679 (find_data_references_in_loop): Declared.
680 (find_data_references_in_stmt): Declared.
681 (create_rdg_vertices): Declared.
682 (dr_may_alias_p): Declared.
683 (stmt_simple_memref_p): Declared.
684 (struct rdg_edge): Add a field ddr_p relation.
685 (build_empty_rdg): Declared.
686 * lambda.h (lambda_matrix): Declare a VEC of.
687 (find_induction_var_from_exit_cond): Declared.
688 (lambda_vector_compare): New.
689 * common.opt (fgraphite, floop-strip-mine,
690 floop-interchange, floop-block): New flags.
691 * lambda-code.c (find_induction_var_from_exit_cond): Export.
692 * cfgloop.c (is_loop_exit): New.
693 * cfgloop.h (is_loop_exit): Declared.
694 (create_empty_if_region_on_edge): Declared.
695 (create_empty_loop_on_edge): Declared.
696 * tree-flow.h (add_phi_node_to_bb): Declared.
697 (make_phi_node): Declared.
698 (rename_variables_in_bb): Declared.
699 (perfect_loop_nest_depth): Declared.
700 (graphite_transform_loops): Declared.
701 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
702 (graphite.o-warn): Add -Wno-error.
703 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
704 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
705 (INCLUDES): Add PPLINC, CLOOGINC.
706 (OBJS-common): Add graphite.o.
707 (graphite.o): Add rule.
708 * gimple.h (gimple_vec): ... here.
709 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
710 * passes.c (init_optimization_passes): Schedule
711 pass_graphite_transforms.
713 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
716 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
717 and -fno-toplevel-reorder after handle_options.
719 2008-09-02 Paul Brook <paul@codesourcery.com>
721 * config/arm/arm.c (arm_tune_cortex_a9): Define.
722 (arm_override_options): Set arm_tune_cortex_a9.
723 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
724 (arm_issue_rate): Handle cortexa9.
725 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
726 * config/arm/arm-cores.def: Add cortex-a9.
727 * config/arm/arm-tune.md: Regenerate.
728 * config/arm/arm.md: Include cortex-a9.md.
729 (generic_sched, generic_vfp): Add cortexa9.
730 * config/arm/cortex-a9.md: New file.
732 2008-09-02 Richard Guenther <rguenther@suse.de>
734 PR tree-optimization/37327
735 * tree-vrp.c (register_new_assert_for): Make sure to not have
736 TREE_OVERFLOW set on the bound.
738 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
740 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
742 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
743 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
746 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
748 * gcc/config/spu/spu.md (divdf3): Removed.
750 2008-09-02 Jakub Jelinek <jakub@redhat.com>
752 PR tree-optimization/37095
753 * cgraph.c (cgraph_node): When creating new cgraph node after
754 assembler_name_hash has been populated, record it in the hash
757 2008-09-01 Paul Brook <paul@codesourcery.com>
759 * doc/invoke.texi: Document -mword-relocations.
760 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
761 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
762 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
763 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
764 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
765 (arm_emit_movpair): New function.
766 (arm_print_operand <c>): Handle sybolic addresses.
767 * config/arm/arm.h (TARGET_USE_MOVT): Define.
768 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
769 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
770 * config/arm/arm.opt: Add -mword-relocations.
771 * config/arm/arm.md (movsi): Use arm_emit_movpair.
772 (arm_movt, arm_movw): New.
774 2008-09-01 Paul Brook <paul@codesourcery.com>
776 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
777 Allow Interworking on ARMv4 EABI based targets.
778 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
779 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
781 2008-09-01 Paul Brook <paul@codesourcery.com>
783 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
784 optimized LT0 test. Remove optimization for GT.
786 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
788 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
790 * pa-hpux11.h (LIB_SPEC): Likewise.
792 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
795 2008-09-01 Jan Hubicka <jh@suse.cz>
797 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
798 present, use only counts; when guessed use only frequencies.
799 (estimate_bb_frequencies): Use function_frequency.
800 * profile.c (compute_branch_probabilities): Exit early when
801 profile reading failed. Set profile_status.
802 (branch_prob): Do not set profile_status.
804 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
806 * tree.c (protected_set_expr_location): New.
807 * tree.h (protected_set_expr_location): New prototype.
808 * c-tree.h (build_array_ref): Add argument.
809 (parser_build_unary_op): Same.
810 * c-typeck.c (build_indirect_ref): Handle new location argument.
811 (build_array_ref): Same.
812 (parser_build_unary_op): Same.
813 * gimplify.c (gimplify_asm_expr): Set input_location before calling
815 * c-omp.c (c_finish_omp_atomic): Pass location when calling
817 * c-common.c (finish_label_address_expr): Handle new location
819 * c-common.h (build_indirect_ref): Add argument.
820 (finish_label_address_expr): Same.
821 * c-parser.c (c_parser_unary_expression): Pass location to build
823 (c_parser_postfix_expression): Same.
825 2008-09-01 Paul Brook <paul@codesourcery.com>
827 * config/arm/arm.md: Include cortex-r4f.md.
828 (attr fpu): Update type list.
829 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
830 fconstd, fcmps and fcmpd.
831 (attr tune_cortexr4): Define.
832 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
833 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
834 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
835 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
836 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
838 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
839 cortex_a8_vfp_farith: Ditto.
840 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
841 * config/arm/cortex-r4.md: Use tune_cortexr4.
842 * config/arm/cortex-r4f.md: New file.
844 2008-09-01 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/37305
847 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
848 the result of constant conversions.
849 (fold_gimple_assign): Likewise.
851 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
853 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
854 #ifdef ENABLE_CHECKING.
856 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
858 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
859 * sched-int.h (print_insn, print_pattern, print_value): Declare also
860 when !INSN_SCHEDULING.
862 2008-09-01 Andreas Schwab <schwab@suse.de>
864 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
866 2008-09-01 Paul Brook <paul@codesourcery.com>
868 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
870 2008-09-01 Jan Hubicka <jh@suse.cz>
872 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
874 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
875 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
876 * gimplify.c (gimplify_init_constructor): Add speed operand.
877 * tree-sra.c (decide_block_copy): Likewise.
878 * tree-inline.c (estimate_move_cost): Likewise.
879 * config/alpha/alpha.h (MOVE_RATIO): Update.
880 * config/frv/frv.c (MOVE_RATIO): Update.
881 * config/spu/spu.h (MOVE_RATIO): Update.
882 * config/sparc/sparc.h (MOVE_RATIO): Update.
883 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
884 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
885 * config/cris/cris.h (MOVE_RATIO): Update.
886 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
887 * config/arm/arm.h (MOVE_RATIO): Update.
888 * config/pa/pa.md: Update uses of MOVE_RATIO
889 * config/pa/pa.h (MOVE_RATIO): Update.
890 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
891 * config/h8300/h8300.h (MOVE_RATIO): Update.
892 * config/v850/v850.h (MOVE_RATIO): Update.
893 * config/bfin/bfin.h (MOVE_RATIO): Update.
895 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
896 Dmitry Melnik <dm@ispras.ru>
897 Dmitry Zhurikhin <zhur@ispras.ru>
898 Alexander Monakov <amonakov@ispras.ru>
899 Maxim Kuvyrkov <maxim@codesourcery.com>
901 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
902 sel-sched-dump.c, sel-sched-ir.c: New files.
903 * Makefile.in (OBJS-common): Add selective scheduling object
905 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
906 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
907 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
908 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
909 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
910 (make_forwarder_block): Update loop latch if we have redirected
912 * cfgloop.c (get_loop_body_in_custom_order): New function.
913 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
914 (CP_FALLTHRU_PREHEADERS): Likewise.
915 (get_loop_body_in_custom_order): Declare.
916 * cfgloopmanip.c (has_preds_from_loop): New.
917 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
918 Assert that the preheader edge will be fall thru when it is set.
919 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
920 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
921 fsel-sched-substitution, fselective-scheduling): New flags.
922 * cse.c (hash_rtx_cb): New.
924 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
925 sel_sched_insn_cnt): New counters.
926 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
927 * genattr.c (main): Output maximal_insn_latency prototype.
928 * genautomata.c (output_default_latencies): New. Factor its code from ...
929 (output_internal_insn_latency_func): ... here.
930 (output_internal_maximal_insn_latency_func): New.
931 (output_maximal_insn_latency_func): New.
932 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
933 (struct hard_reg_set_iterator): New.
934 (hard_reg_set_iter_init, hard_reg_set_iter_set,
935 hard_reg_set_iter_next): New functions.
936 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
937 * lists.c (remove_free_INSN_LIST_node,
938 remove_free_EXPR_LIST_node): New functions.
939 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
940 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
941 (loop_optimizer_finalize): Do not verify flow info after reload.
942 * recog.c (validate_replace_rtx_1): New parameter simplify.
943 Default it to true. Update all uses. Factor out simplifying
945 (simplify_while_replacing): ... this new function.
946 (validate_replace_rtx_part,
947 validate_replace_rtx_part_nosimplify): New.
948 * recog.h (validate_replace_rtx_part,
949 validate_replace_rtx_part_nosimplify): Declare.
950 * rtl.c (rtx_equal_p_cb): New.
951 (rtx_equal_p): Use it.
952 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
953 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
954 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
955 * vecprim.h: Add a vector type for unsigned int.
956 * haifa-sched.c: Include vecprim.h and cfgloop.h.
957 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
958 ready_try, cycle_issued_insns, spec_info): Make global.
959 (readyp): Initialize.
960 (dfa_lookahead): New global variable.
961 (old_max_uid, old_last_basic_block): Remove.
962 (h_i_d): Make it a vector.
963 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
965 (after_recovery, adding_bb_to_current_region_p):
966 New variables to handle correct insertion of the recovery code.
967 (struct ready_list): Move declaration to sched-int.h.
968 (rgn_n_insns): Removed.
969 (rtx_vec_t): Move to sched-int.h.
970 (find_insn_reg_weight): Remove.
971 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
972 (haifa_init_h_i_d, haifa_finish_h_i_d):
973 New functions to initialize / finalize haifa instruction data.
974 (extend_h_i_d, init_h_i_d): Rewrite.
975 (unlink_other_notes): Move logic to add_to_note_list. Handle
977 (ready_lastpos, ready_element, ready_sort, reemit_notes,
978 find_fallthru_edge): Make global, remove static prototypes.
979 (max_issue): Make global. Add privileged_n and state parameters. Use
981 (extend_global, extend_all): Removed.
982 (init_before_recovery): Add new param. Fix the handling of the case
983 when we insert a recovery code before the EXIT which has a predecessor
984 with a fallthrough edge to it.
985 (create_recovery_block): Make global. Rename to
986 sched_create_recovery_block. Update.
987 (change_pattern): Rename to sched_change_pattern. Make global.
988 (speculate_insn): Rename to sched_speculate_insn. Make global.
989 Split haifa-specific functionality into ...
990 (haifa_change_pattern): New static function.
991 (sched_extend_bb): New static function.
992 (sched_init_bbs): New function.
993 (current_sched_info): Change type to struct haifa_sched_info.
994 (insn_cost): Adjust for selective scheduling.
995 (dep_cost_1): New function. Move logic from ...
996 (dep_cost): ... here.
997 (dep_cost): Use dep_cost_1.
998 (contributes_to_priority_p): Use sched_deps_info instead of
1000 (priority): Adjust to work with selective scheduling. Process the
1001 corner case when all dependencies don't contribute to priority.
1002 (rank_for_schedule): Use ds_weak instead of dep_weak.
1003 (advance_state): New function. Move logic from ...
1004 (advance_one_cycle): ... here.
1005 (add_to_note_list, concat_note_lists): New functions.
1006 (rm_other_notes): Make static. Adjust for selective scheduling.
1007 (remove_notes, restore_other_notes): New functions.
1008 (move_insn): Add two arguments. Update assert. Don't call
1010 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1011 Remove more_issue, max_points. Move the code to initialize
1012 max_lookahead_tries to max_issue.
1013 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1014 ready. Adjust use of move_insn. Call restore_other_notes.
1016 (sched_init, sched_finish): Move Haifa-specific initialization/
1018 (haifa_sched_init, haifa_sched_finish): ... respectively.
1020 (setup_sched_dump): New function.
1021 (haifa_init_only_bb): New static function.
1022 (haifa_speculate_insn): New static function.
1023 (try_ready): Use haifa_* instead of speculate_insn and
1025 (extend_ready, extend_all): Remove.
1026 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1027 (create_check_block_twin, add_to_speculative_block): Use
1028 haifa_insns_init instead of extend_global. Update to use new
1029 initialization functions. Change parameter. Factor out code from
1030 create_check_block_twin to ...
1031 (sched_create_recovery_edges) ... this new function.
1032 (add_block): Remove.
1033 (sched_scan_info): New.
1034 (extend_bb): Use sched_scan_info.
1035 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1036 static functions for walking through scheduling region.
1037 (sched_luids): New vector variable to replace uid_to_luid.
1038 (luids_extend_insn): New function.
1039 (sched_max_luid): New variable.
1040 (luids_init_insn): New function.
1041 (sched_init_luids, sched_finish_luids): New functions.
1042 (insn_luid): New debug function.
1043 (sched_extend_target): New function.
1044 (haifa_init_insn): New static function.
1045 (sched_init_only_bb): New hook.
1046 (sched_split_block): New hook.
1047 (sched_split_block_1): New function.
1048 (sched_create_empty_bb): New hook.
1049 (sched_create_empty_bb_1): New function.
1050 (common_sched_info, ready): New global variables.
1051 (current_sched_info_var): Remove.
1052 (move_block_after_check): Use common_sched_info.
1053 (haifa_luid_for_non_insn): New static function.
1054 (init_before_recovery): Use haifa_init_only_bb instead of
1056 (increase_insn_priority): New.
1057 * modulo-sched.c: (issue_rate): Remove static declaration.
1058 (sms_sched_info): Change type to haifa_sched_info.
1059 (sms_sched_deps_info, sms_common_sched_info): New variables.
1060 (setup_sched_infos): New.
1061 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1062 Do not call regstat_free_calls_crossed.
1063 (sms_print_insn): Use const_rtx.
1064 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1065 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1066 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1067 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1068 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1069 current_sched_info to use it.
1070 (enum reg_pending_barrier_mode): Move to sched-int.h.
1071 (h_d_i_d): New variable. Initialize to NULL.
1072 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1074 (estimate_dep_weak): Remove static declaration.
1075 (sched_has_condition_p): New function. Adjust users of
1076 sched_get_condition to use it instead.
1077 (conditions_mutex_p): Add arguments indicating which conditions are
1079 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1080 argument to indicate whether returned condition is reversed. Do not
1081 generate new rtx when condition should be reversed; indicate it by
1082 setting new argument instead.
1083 (add_dependence_list_and_free): Add deps parameter.
1084 Update all users. Do not free dependence list when
1085 deps context is readonly.
1086 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1088 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1089 (remove_from_deps): New. Use the above functions.
1090 (cur_insn, can_start_lhs_rhs_p): New static variables.
1091 (add_or_update_back_dep_1): Initialize present_dep_type.
1092 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1093 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1094 haifa_note_dep): New functions implementing dependence hooks for
1095 the Haifa scheduler.
1096 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1097 note_dep): New functions.
1098 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1100 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1101 (free_deps): Initialize deps->reg_last.
1102 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1103 sched_analyze_insn): Update to use dependency hooks infrastructure
1104 and readonly contexts.
1105 (deps_analyze_insn): New function. Move part of logic from ...
1106 (sched_analyze): ... here. Also move some logic to ...
1107 (deps_start_bb): ... here. New function.
1108 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1110 (sched_deps_init): New function. Move code from ...
1111 (init_dependency_caches): ... here. Remove.
1112 (init_deps_data_vector): New.
1113 (sched_deps_finish): New function. Move code from ...
1114 (free_dependency_caches): ... here. Remove.
1115 (init_deps_global, finish_deps_global): Adjust for use with
1116 selective scheduling.
1117 (get_dep_weak): Move logic to ...
1118 (get_dep_weak_1): New function.
1119 (ds_merge): Move logic to ...
1120 (ds_merge_1): New static function.
1121 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1122 (ds_get_max_dep_weak): New function.
1123 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1124 (n_insns): Rename to rgn_n_insns.
1125 (debug_ebb_dependencies): New function.
1126 (init_ready_list): Use it.
1127 (begin_schedule_ready): Use sched_init_only_bb.
1128 (ebb_print_insn): Indicate when an insn starts a new cycle.
1129 (contributes_to_priority, compute_jump_reg_dependencies,
1130 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1131 (add_block1): Remove to ebb_add_block.
1132 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1133 (schedule_ebb): Initialize them. Use remove_notes instead of
1134 rm_other_notes. Use haifa_local_init/finish.
1135 (schedule_ebbs): Use haifa_sched_init/finish.
1136 * sched-int.h: Include vecprim.h, remove rtl.h.
1137 (struct ready_list): Delete declaration.
1138 (sched_verbose_param, enum sched_pass_id_t,
1139 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1140 (struct sched_scan_info_def): New structure.
1141 (sched_scan_info, sched_scan, sched_init_bbs,
1142 sched_init_luids, sched_finish_luids, sched_extend_target,
1143 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1144 (struct common_sched_info_def): New.
1145 (common_sched_info, haifa_common_sched_info,
1146 sched_emulate_haifa_p): Declare.
1148 (sched_luids): Declare.
1149 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1150 (sched_max_luid, insn_luid): Declare.
1151 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1152 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1153 print_insn, print_pattern, print_value, haifa_classify_insn,
1154 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1155 setup_sched_dump, sched_init, sched_finish,
1156 sel_insn_is_speculation_check): Export.
1157 (struct ready_list): Move from haifa-sched.c.
1158 (ready_try, ready, max_issue): Export.
1159 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1160 sched_init_only_bb, sched_split_block, sched_split_block_1,
1161 sched_create_empty_bb, sched_create_empty_bb_1,
1162 sched_create_recovery_block, sched_create_recovery_edges): Export.
1163 (enum reg_pending_barrier_mode): Export.
1164 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1166 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1167 print_insn field. Move add_block and fix_recovery_cfg to
1168 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1169 (struct sched_deps_info_def): ... this new structure.
1170 (sched_deps_info): Declare.
1171 (struct spec_info_def): Remove weakness_cutoff, add
1172 data_weakness_cutoff and control_weakness_cutoff.
1173 (spec_info): Declare.
1174 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1176 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1177 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1178 (current_sched_info): Change type to struct haifa_sched_info.
1179 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1180 (h_d_i_d): New variable.
1181 (HDID): New accessor macro.
1182 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1183 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1185 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1186 (enum SCHED_FLAGS): Update for selective scheduler.
1187 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1188 (init_dependency_caches, free_dependency_caches): Delete declarations.
1189 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1190 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1191 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1192 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1193 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1195 (rm_other_notes): Delete declaration.
1196 (schedule_block): Remove one argument.
1197 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1198 ready_element, ready_lastpos, sched_extend_ready_list,
1199 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1200 concat_note_lists): Export.
1201 (struct region): Move from sched-rgn.h.
1202 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1203 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1204 BLOCK_TO_BB, CONTAINING_RGN): Export.
1205 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1206 (current_nr_blocks, current_blocks, target_bb): Likewise.
1207 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1208 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1209 sched_rgn_local_init, extend_regions,
1210 rgn_make_new_region_out_of_new_block, compute_priorities,
1211 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1212 extend_rgns, deps_join rgn_setup_common_sched_info,
1213 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1214 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1215 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1216 increase_insn_priority): Likewise.
1217 * sched-rgn.c: Include sel-sched.h.
1218 (ref_counts): New static variable. Use it ...
1219 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1220 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1221 (sched_is_disabled_for_current_region_p): Delete static declaration.
1222 (struct region): Move to sched-int.h.
1223 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1224 ebb_head): Define and initialize.
1225 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1226 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1227 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1229 (find_single_block_region): Add new argument to indicate that EBB
1230 regions should be constructed.
1231 (debug_live): Delete declaration.
1232 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1233 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1235 (init_regions): Delete declaration.
1236 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1237 rgn_estimate_number_of_insns): New.
1238 (too_large): Use estimate_number_of_insns.
1239 (haifa_find_rgns): New. Move the code from ...
1240 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1241 (free_trg_info): New.
1242 (compute_trg_info): Allocate candidate tables here instead of ...
1243 (init_ready_list): ... here.
1244 (rgn_print_insn): Use const_rtx.
1245 (contributes_to_priority, extend_regions): Delete static declaration.
1246 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1247 (add_block1): Rename to rgn_add_block.
1248 (debug_rgn_dependencies): Delete static qualifier.
1249 (new_ready): Use sched_deps_info. Simplify.
1250 (rgn_common_sched_info, rgn_const_sched_deps_info,
1251 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1252 (region_sched_info): Rename to rgn_const_sched_info.
1253 (deps_join): New, extracted from ...
1254 (propagate_deps): ... here.
1255 (compute_block_dependences, debug_dependencies): Update for selective
1257 (free_rgn_deps, compute_priorities): New functions.
1258 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1259 sched_rgn_compute_dependencies): New functions.
1260 (schedule_region): Use them.
1261 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1262 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1264 (schedule_insns): Call new functions that were split out.
1265 (rgn_make_new_region_out_of_new_block): New.
1266 (get_rgn_sched_max_insns_priority): New.
1267 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1268 scheduling when appropriate.
1269 * sched-vis.c: Include insn-attr.h.
1270 (print_value, print_pattern): Make global.
1271 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1272 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1273 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1274 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1275 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1276 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1277 hooks. Initialize them to 0.
1278 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1279 * target.h (struct gcc_target): Add them. Rename gen_check field to
1281 * flags.h (sel_sched_switch_set): Declare.
1282 * opts.c (sel_sched_switch_set): New variable.
1283 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1284 pipelining is disabled from command line.
1285 (common_handle_option): Record whether selective scheduling is
1286 requested from command line.
1287 * doc/invoke.texi: Document new flags and parameters.
1288 * doc/tm.texi: Document new target hooks.
1289 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1290 (dfa_state_size): Do not declare locally.
1291 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1292 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1293 rs6000_alloc_sched_context, rs6000_set_sched_context,
1294 rs6000_free_sched_context): New functions.
1295 (struct _rs6000_sched_context): New.
1296 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1298 (rs6000_sched_finish): Do not run for selective scheduling.
1300 2008-08-31 Jan Hubicka <jh@suse.cz>
1302 * frv.c (frv_rtx_costs): Update forward declaration.
1303 * spu.c (spu_rtx_costs): Likewise.
1304 * pdp11.c: Include df.h
1305 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1306 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1307 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1308 * iq2000.c (iq2000_address_cost): Add speed argument.
1309 (iq2000_rtx_costs): Likewise.
1310 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1311 update call of mn10300_address_cost.
1312 * mcore.c: Include df.h
1313 (mcore_rtx_costs): Update prototype.
1314 * score3.c: Include df.h
1315 (score3_rtx_costs): Remove speed argument.
1316 * score7.c: Include df.h
1317 (score7_address_cost): Remove speed argument.
1318 * score-protos.h (score_address_cost): Update prototype.
1319 * score.c: Include df.h
1320 (score_rtx_costs): Update call of costs functions.
1321 * v850.c (v850_rtx_costs): Add bool argument.
1323 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1325 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1327 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1329 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1330 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1332 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1334 * mkmap-flat.awk: Add option pe_dll.
1335 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1336 * config/i386/t-cygwin (SHLIB_LC): Add.
1337 * config/i386/t-mingw32 (SHLIB_LC): Add.
1338 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1339 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1340 (LINK_SPEC): Support libgcc_s.
1341 (LIBGCC_SPEC): Support libgcc_s.
1342 (LIBGCC_SONAME): New.
1344 2008-08-31 Jan Hubicka <jh@suse.cz>
1346 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1347 mistakely had old version of patch.
1349 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1350 (ipcp_estimate_growth): New.
1351 (ipcp_insert_stage): Use ipcp_estimate_growth.
1352 * profile.c (branch_prob): When reading failed, do not consider
1355 2008-08-31 Jan Hubicka <jh@suse.cz>
1357 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1358 loop is optimized for speed.
1360 2008-08-31 Richard Guenther <rguenther@suse.de>
1363 * fold-const.c (fold_binary): Retain conversions in folding
1366 2008-08-31 Jan Hubicka <jh@suse.cz>
1368 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1369 * predict.c (maybe_hot_frequency_p): Make inline.
1370 (maybe_hot_count_p): Break out from ...
1371 (maybe_hot_bb_p): ... this one.
1372 (maybe_hot_edge_p): Simplify.
1373 * basic-block.h (probably_cold_bb_p): Remove.
1375 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1378 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1380 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1381 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1382 Also split V4SFmode.
1383 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1386 2008-08-31 Jan Hubicka <jh@suse.cz>
1388 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1390 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1392 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1395 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1398 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1399 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1401 2008-08-31 Jan Hubicka <jh@suse.cz>
1403 * sparc.h (BRANCH_COST): Fix macro definition.
1404 * avr.c (avr_operand_rtx_cost): Add speed argument.
1405 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1407 2008-08-31 Richard Guenther <rguenther@suse.de>
1409 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1410 types instead of operands. Re-instantiate verifying of
1411 binary expression operands.
1413 2008-08-30 Jan Hubicka <jh@suse.cz>
1415 * fwprop.c (should_replace_address): Add speed attribute.
1416 (PR_OPTIMIZE_FOR_SPEED): New flag.
1417 (propagate_rtx_1): Use it.
1418 (propagate_rtx): Set it.
1419 (try_fwprop_subst): Update call of rtx_costs.
1420 (forward_propagate_and_simplify): LIkewise.
1421 * hooks.c (hook_int_rtx_bool_0): New
1422 (hook_bool_rtx_int_int_intp_false): Replace by ...
1423 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1424 * hooks.h (hook_int_rtx_bool_0): New
1425 (hook_bool_rtx_int_int_intp_false): Replace by ...
1426 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1427 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1428 (prepare_cmp_insn): UPdate call of rtx_cost.
1429 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1430 (reload_cse_simplify_operands): Update call of rtx_cost.
1431 (reload_cse_move2add): call of rtx_cost.
1432 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1433 * rtlanal.c (rtx_cost): Add speed argument.
1434 (address_cost): Add speed argument
1435 (default_address_cost): Likewise.
1436 (insn_rtx_cost): Likewise.
1437 * cfgloopanal.c (seq_cost): Add speed argument.
1438 (target_reg_cost, target_spill_cost): Turn to array.
1439 (init_set_costs): Update for speed.
1440 (estimate_reg_pressure_cost): Add speed argument.
1441 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1442 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1443 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1444 (seq_cost): Add speed argument.
1445 (computation_cost): Add speed arugment.
1446 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1447 (force_expr_to_var_cost): Update for profile info.
1448 (force_var_cost): Likewise.
1449 (split_address_cost): Likewise.
1450 (ptr_difference_cost): Likewise.
1451 (difference_cost): Likewise.
1452 (get_computation_cost_at): Likewise.
1453 (determine_iv_cost): Likewise.
1454 (ivopts_global_cost_for_size): Likewise.
1455 (rewrite_use_address): Likewise.
1456 (tree_ssa_iv_optimize_loop): Initialize speed field.
1457 * cse.c (optimize_this_for_speed_p): New static var.
1458 (notreg_cost): Update call of rtx_cost.
1459 (cse_extended_basic_block): set optimize_this_for_speed_p.
1460 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1461 (noce_try_cmove_arith): Likewise.
1462 (noce_try_sign_mask): LIkewise.
1463 * expr.c (compress_float_constant): Update rtx_cost calls.
1464 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1465 (addr_to_parts): Likewise.
1466 (create_mem_ref): Likewise.
1467 * dse.c (find_shift_sequence): Add speed argument.
1468 (replace_read): Update call.
1469 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1470 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1471 * neg_cost, shift_cost, shiftadd_cost,
1472 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1473 mul_highpart_cost): Increase dimension.
1474 (init_expmed): Initialize for both size and speed.
1475 (expand_shift): Use profile.
1476 (synth_mult): Use profile.
1477 (choose_mult_variant): Use profile.
1478 (expand_mult): Use profile.
1479 (expand_mult_highpart_optab): Use profile.
1480 (expand_mult_highpart): Use profile.
1481 (expand_smod_pow2): Use profile.
1482 (expand_divmod): Use profile.
1483 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1484 * loop-invariant.c (create_new_invariant): Use profile.
1485 (gain_for_invariant): Add speed parameter.
1486 (best_gain_for_invariant): Likewise.
1487 (find_invariants_to_move): Likewise.
1488 (move_single_loop_invariants): Set it.
1489 * target-def.h (TARGET_RTX_COSTS): Use hook.
1490 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1491 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1492 * output.h (default_address_cost): Update prototype.
1493 * combine.c (optimize_this_for_speed_p): New static var.
1494 (combine_validate_cost): Update call of rtx_cost.
1495 (combine_instructions): Set optimize_this_for_speed_p.
1496 (expand_compound_operation): Update call of rtx_cost.
1497 (make_extraction):Update call of rtx_cost.
1498 (force_to_mode):Update call of rtx_cost.
1499 (distribute_and_simplify_rtx):Update call of rtx_cost.
1500 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1501 (estimate_reg_pressure_cost): Update prototype.
1502 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1503 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1505 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1506 (alpha_rtx_costs): Update.
1507 * config/frv/frv.c (frv_rtx_costs): Update.
1508 * config/s390/s390.c (s390_rtx_costs): Update.
1509 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1510 (m32c_rtx_costs): Update.
1511 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1512 (spu_rtx_costs): Update.
1513 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1514 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1515 * config/i386/i386.c (:ix86_address_cost): Update.
1516 (ix86_rtx_costs): Update.
1517 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1518 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1519 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1520 * config/crx/crx.c (crx_address_cost): Update.
1521 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1522 * config/stormy16/stormy16.c
1523 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1524 * config/m68hc11/m68hc11.c
1525 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1526 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1527 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1528 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1529 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1530 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1531 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1532 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1533 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1534 (mcore_rtx_costs): update.
1535 * config/score/score3.c (score3_rtx_costs): Update.
1536 * config/score/score7.c (score7_rtx_costs): Update.
1537 * config/score/score3.h (score3_rtx_costs):Update.
1538 * config/score/score7.h (score7_rtx_costs): Update.
1539 * config/score/score.c (score_rtx_costs): Update.
1540 * config/arm/arm.c (arm_address_cost): Update.
1541 (arm_rtx_costs_1): Update.
1542 (arm_rtx_costs_1): Update.
1543 (arm_size_rtx_costs): Update.
1544 (arm_size_rtx_costs): Update.
1545 (arm_size_rtx_costs): Update.
1546 (arm_xscale_rtx_costs): Update.
1547 (arm_thumb_address_cost): Update.
1548 * config/pa/pa.c (hppa_address_cost): Update.
1549 * config/mips/mips.c (mips_rtx_costs): Update.
1550 * config/vax/vax.c (vax_address_cost): Update.
1551 * config/h8300/h8300.c (h8300_shift_costs): Update.
1552 (h8300_rtx_costs): Update.
1553 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1554 (v850_rtx_costs): Update.
1555 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1556 * config/bfin/bfin.c
1557 (bfin_address_cost): Update.
1558 (bfin_rtx_costs): Update.
1559 * stmt.c (lshift_cheap_p): Update.
1561 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1564 * expmed.c (extract_bit_field_1): Check the mode size to make
1565 sure the vector modes have the same size.
1567 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1569 * dojump.c (top level): Include basic-block.h to declare
1570 optimize_insn_for_speed_p
1572 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1574 * opts.h (CL_SAVE): New option class for marking options that are
1575 target specific options usable in the target attribute.
1576 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1578 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1579 can easily find the target specific options that are safe to use
1580 in the attribute or pragma.
1582 * attribs.c (decl_attributes): Change #pragma GCC option to
1583 #pragma GCC target, and attribute((option(...))) to
1584 attribute((target(...))).
1586 * doc/extend.texi (target attribute): Change from option
1587 attribute. Delete push/pop/reset.
1588 (#pragma GCC target): Change from #pragma GCC option. Delete
1590 (#pragma GCC push_options): Document new pragma.
1591 (#pragma GCC pop_options): Document new pragma.
1592 (#pragma GCC reset_options): Document new pragma.
1594 * targhooks.c (default_target_option_valid_attribute_p): Add
1595 warning about port not supporting target attributes.
1596 (default_target_option_pragma_parse): New function, warn about
1597 #pragma GCC target not being supported.
1599 * targhooks.h (default_target_option_pragma_parse): Add
1602 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1603 TI_CURRENT_OPTION_PRAGMA.
1604 (current_target_pragma): Rename from current_option_pragma.
1606 * target.h: (struct target_option): Delete booleans for changing
1607 the optimization level on hot/cold functions. Change signature of
1608 pragma_parse hook to take a second tree.
1610 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1612 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1613 that the declaration is done at global scope.
1615 * langhooks.c (add_builtin_function_common): Move most of the code
1616 from add_builtin_function here, calling the hook passed in.
1617 (add_builtin_function): Call add_builtin_function_common with
1618 standard builtin hook.
1619 (add_builtin_function_ext_scope): New function to add builtins to
1622 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1624 (add_builtin_function_ext_scope): Add declaration.
1626 * c-pragma.c (handle_pragma_target): Rename from
1627 handle_pragma_option, #pragma GCC option is now #pragma GCC
1628 target. Move warning about port not supporting target options to
1629 default pragma parse hook. Remove push/pop/reset from this
1631 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1632 (option_stack): Delete static variable.
1633 (optimize_stack): Ditto.
1634 (optons_stack): New stack of saved target and optimization
1636 (handle_pragma_push_options): New function to handle pushing both
1637 target and optimization options.
1638 (handle_pragma_pop_options): New function to handle popping both
1639 target and optimization options.
1640 (handle_pragma_reset_options): New function to handle resetting
1641 both target and optimization options to their initial state.
1642 (init_pragma): Rename handle_pragma_option to
1643 handle_pragma_target. Add support for push_options, pop_options,
1644 and reset_options pragmas.
1646 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1647 default_target_option_pragma_parse.
1648 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1649 default_target_option_valid_attribute_p.
1650 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1651 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1652 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1653 optimization level on hot/cold functions.
1655 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1656 if the caller and callee have different optimization levels.
1658 * c-common.c (handle_target_attribute): Rename from
1659 handle_option_attribute, attribute((option(...))) is now
1660 attribute((target(...))). Move warning if the port does not
1661 support target attributes to the default hook.
1662 (handle_hot_attribute): Delete code to change the optimization
1663 level of hot functions.
1664 (handle_cold_attribute): Ditto.
1666 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1667 argument that is the binary tree options to use if there are no
1668 arguments. Call ix86_valid_target_attribute_tree instead of
1669 ix86_valid_option_attribute_tree.
1670 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1671 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1672 ix86_pragma_option_parse.
1674 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1675 Rename from ix86_valid_option_attribute_tree.
1677 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1678 new builtins when the ISA changes.
1679 (ix86_valid_target_attribute_tree): Rename from
1680 ix86_valid_option_attribute_tree. Change callers. If the
1681 function specified optimization options, use those as the starting
1682 point before setting up the target attributes. If the
1683 optimization options were changed in the course of setting the
1684 target attributes, record the new optimization options.
1685 (ix86_valid_target_attribute_tree_inner_p): Rename from
1686 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1687 ix86_add_new_builtins if the ISA changed.
1688 (ix86_valid_target_attribute_p): Rename from
1689 ix86_valid_option_attribute_p. Change callers.
1690 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1691 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1692 as delayed builtin functions.
1693 (struct builtin_isa): New structure to record builtin functions
1694 that should be delayed until the ISA for that function is used.
1695 (ix86_builtins_isa): Change from int to struct to track builtin
1696 functions we want to declare at some point.
1697 (def_builtin): If the front end can delay defining the builtin
1698 functions, don't create builtins for ISAs not part of the default
1700 (def_builtin_const): Ditto.
1701 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1702 __builtin_ia32_pcmov_v2di to be different builtin functions.
1703 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1704 a structure instead of an int.
1705 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1706 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1707 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1708 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1710 * config/ia64/ia64.h
1711 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1712 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1714 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1715 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1716 (LANG_HOOKS_INITIALIZER): Add
1717 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1719 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1722 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1723 the reload address with the index register for SFmode
1724 access with a displacement.
1726 2008-08-30 Jan Hubicka <jh@suse.cz>
1728 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1729 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1730 * dojump.c (do_jump): Likewise.
1731 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1732 (note-if_info): Add BRANCH_COST.
1733 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1734 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1735 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1737 * expr.h (BRANCH_COST): Update default.
1738 * predict.c (predictable_edge_p): New function.
1739 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1740 Update BRANCH_COST call.
1741 * basic-block.h (predictable_edge_p): Declare.
1742 * config/alpha/alpha.h (BRANCH_COST): Update.
1743 * config/frv/frv.h (BRANCH_COST): Update.
1744 * config/s390/s390.h (BRANCH_COST): Update.
1745 * config/spu/spu.h (BRANCH_COST): Update.
1746 * config/sparc/sparc.h (BRANCH_COST): Update.
1747 * config/m32r/m32r.h (BRANCH_COST): Update.
1748 * config/i386/i386.h (BRANCH_COST): Update.
1749 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1750 * config/sh/sh.h (BRANCH_COST): Update.
1751 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1752 * config/avr/avr.h (BRANCH_COST): Update.
1753 * config/crx/crx.h (BRANCH_COST): Update.
1754 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1755 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1756 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1757 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1758 * config/ia64/ia64.h (BRANCH_COST): Update.
1759 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1760 * config/arc/arc.h (BRANCH_COST): Update.
1761 * config/score/score.h (BRANCH_COST): Update.
1762 * config/arm/arm.h (BRANCH_COST): Update.
1763 * config/pa/pa.h (BRANCH_COST): Update.
1764 * config/mips/mips.h (BRANCH_COST): Update.
1765 * config/vax/vax.h (BRANCH_COST): Update.
1766 * config/h8300/h8300.h (BRANCH_COST): Update.
1767 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1768 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1769 * doc/tm.texi (BRANCH_COST): Update.
1771 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1774 * config/arm/arm.c (arm_optimization_options): Set
1775 flag_section_anchors to 2 instead of 1 to distinguish it from
1776 -fsection-anchors given explicitely on the command line.
1778 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1780 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1781 final insn of a split.
1783 2008-08-30 Jan Hubicka <jh@suse.cz>
1785 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1786 optimized for speed.
1787 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1788 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1789 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1790 flag_gcse_after_reload_set): New static vars.
1791 (common_handle_option): Enable those flags for profile-use.
1792 (decode_options): Remove optimize_size flags that are handled
1793 on higher granuality.
1794 * tree-vectorizer.c (vectorize_loops): Use
1795 optimize_loop_nest_for_speed_p.
1796 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1797 * tree-predcom.c (tree_predictive_commoning): Use
1798 optimize_loop_for_speed_p.
1799 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1800 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1801 * predict.c (optimize_loop_for_speed_p): Fix walk.
1803 2008-08-30 Jan Hubicka <jh@suse.cz>
1805 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1807 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1808 profile presence locally.
1810 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1813 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1814 versions before 4.0.
1816 2008-08-29 Jan Hubicka <jh@suse.cz>
1818 * tree-inline.c (insert_init_stmt): Insert sequence even when
1821 2008-08-29 Jeff Law <law@redhat.com>
1823 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1824 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1825 location and class is an FP register.
1827 2008-08-29 Jan Hubicka <jh@suse.cz>
1829 * see.c (see_merge_one_def_extension): Silence used uninitialized
1831 * matrix-reorg.c (check_allocation_function): Likewise.
1832 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1834 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1837 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1838 compute new & and | in type rather than TREE_TYPE (arg0).
1840 * dwarf2out.c (fortran_common): Update comment.
1841 (gen_variable_die): Swap com_die and var_die variables in Fortran
1842 COMMON block handling code.
1844 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1846 * dwarf2out.c (gen_const_die): New function.
1847 (size_of_die, value_format, output_die): Output larger
1848 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1849 (native_encode_initializer): New function.
1850 (tree_add_const_value_attribute): Call it.
1851 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1853 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1854 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1855 TREE_THIS_VOLATILE to add_type_attribute.
1857 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1859 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1862 * dwarf2out.c (loc_by_reference): New function.
1863 (add_location_or_const_value_attribute): Use it.
1866 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1867 as DW_TAG_variable children of DW_TAG_common_block rather than
1868 DW_TAG_member children. Put DW_AT_external to individual
1869 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1871 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1872 loc_descriptor_from_tree_1.
1876 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1877 arguments to imported_module_or_decl.
1878 (debug_nothing_tree_tree): Removed.
1879 (debug_nothing_tree_tree_tree_bool): New prototype.
1880 * debug.c (do_nothing_debug_hooks): Adjust.
1881 (debug_nothing_tree_tree): Removed.
1882 (debug_nothing_tree_tree_tree_bool): New function.
1883 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1884 (gen_variable_die): Put all common vars for the
1885 same COMMON block under one DW_TAG_common_block.
1886 (declare_in_namespace): Return new context_die, for Fortran
1887 return the module DIE instead of adding extra declarations into
1889 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1890 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1891 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1893 (dwarf2out_global_decl): Don't skip Fortran global vars.
1894 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1895 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1896 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1897 DW_TAG_imported_declaration as child of previous
1898 DW_TAG_imported_module.
1899 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1900 * sdbout.c (sdb_debug_hooks): Likewise.
1901 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1903 2008-08-29 Jan Hubicka <jh@suse.cz>
1905 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1907 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1908 * ipa-cp.c (n_cloning_candidates): New static variable.
1909 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1910 (ipcp_print_all_lattices): Improve debug output.
1911 (ipcp_cloning_candidate_p): New function.
1912 (ipcp_initialize_node_lattices): Use it.
1913 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1914 (ipcp_propagate_stage): Prettier debug output.
1915 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1916 (ipcp_print_all_structures): Remove.
1917 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1918 (ipcp_insert_stage): Prettier debug output; call
1919 cgraph_remove_unreachable_nodes before propagating.
1920 (pass_ipa_cp): Schedule function removal pass.
1921 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1923 (cgraph_maybe_hot_edge_p): Move to ...
1924 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1925 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1926 (common_handle_option): Set them; enable ipa-cp when profiling.
1927 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1928 (ipa_print_all_jump_functions): Likewise.
1929 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1930 (ipa_print_node_params, ipa_print_all_params): New.
1931 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1932 ipa_print_all_param_flags): Remove.
1933 (ipa_print_node_params, ipa_print_all_params): New.
1935 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1937 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1938 change from 2008-04-03.
1939 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1941 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1945 * ira-color.c (push_allocnos_to_stack): Truncate
1946 removed_splay_allocno_vec.
1948 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1951 * ira-color (ira_fast_allocation): Don't assign hard registers to
1954 2008-08-29 Jan Hubicka <jh@suse.cz>
1957 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1958 for cold internal loops.
1960 2008-08-29 Richard Guenther <rguenther@suse.de>
1962 * tree-ssa-structalias.c (create_variable_info_for): Do not
1963 create fields for heap vars or vars with a noalias state.
1964 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1967 2008-08-29 Richard Guenther <rguenther@suse.de>
1969 * common.opt (ftree-store-ccp): Mark as preserved for
1970 backward compatibility.
1971 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1972 * tree-pass.h (pass_store_ccp): Remove.
1973 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1974 (first_vdef): Remove declaration.
1975 (get_value_loaded_by): Likewise.
1976 * tree-ssa-ccp.c (do_store_ccp): Remove.
1977 (get_default_value): Simplify as do_store_ccp is always false
1978 now. Do not initialize mem_ref.
1979 (set_value_varying): Likewise.
1980 (canonicalize_float_value): Likewise.
1981 (set_lattice_value): Likewise.
1982 (likely_value): Likewise.
1983 (surely_varying_stmt_p): Likewise.
1984 (ccp_initialize): Likewise.
1985 (ccp_lattice_meet): Likewise.
1986 (ccp_visit_phi_node): Likewise.
1987 (ccp_fold): Likewise.
1988 (evaluate_stmt): Likewise.
1989 (visit_assignment): Likewise.
1990 (ccp_visit_stmt): Likewise.
1991 (execute_ssa_ccp): Fold into ...
1992 (do_ssa_ccp): ... this.
1993 (do_ssa_store_ccp): Remove.
1994 (gate_store_ccp): Likewise.
1995 (pass_store_ccp): Likewise.
1996 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1998 * tree-ssa-propagate.c (first_vdef): Remove.
1999 (get_value_loaded_by): Likewise.
2000 (replace_vuses_in): Likewise.
2001 (substitute_and_fold): Do not call replace_vuses_in.
2002 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2004 2008-08-29 Richard Guenther <rguenther@suse.de>
2007 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2008 PARAM_NOALIAS tags with is_heapvar.
2009 * tree-ssa-operands.c (access_can_touch_variable): Offset
2010 based tests do not apply for heapvars. Fix offset test.
2012 2008-08-29 Jan Hubicka <jh@suse.cz>
2014 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2015 (-fipa-cp-clone): Enabled by default at -O3.
2016 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2017 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2019 2008-08-29 Jan Hubicka <jh@suse.cz>
2021 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2023 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2025 * gimple.c (giple_copy_call_skip_args): New function.
2026 (giple_copy_call_skip_args): Declare.
2028 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2029 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2030 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2031 (ipcp_create_replace_map): Improve debug output.
2032 (ipcp_need_redirect_p): Return false when not clonning.
2033 (ipcp_update_callgraph): Skip args.
2034 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2036 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2037 (save_inline_function_body): Update call of tree_function_versioning.
2038 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2039 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2040 (tree_function_versioning): Likewise.
2041 * tree-inline.h (tree_function_versioning): Update prototype.
2043 2008-08-29 Jan Hubicka <jh@suse.cz>
2045 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2046 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2047 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2048 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2049 * value-prof.c (gimple_divmod_fixed_value_transform,
2050 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2051 gimple_stringops_transform): Use optimize_bb_for_size_p.
2052 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2053 * final.c (compute_alignments): Use optimize_function_for_size_p.
2054 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2055 (fold_builtin_strcpy, fold_builtin_fputs): Use
2056 optimize_function_for_size_p.
2057 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2058 * recog.c (relax_delay_slots): Likewise.
2059 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2060 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2061 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2062 optimize_function_for_size_p.
2063 (cgraph_decide_inlining_of_small_function): Use
2064 optimize_function_for_size_p.
2065 * global.c (find_reg): Use optimize_function_for_size_p.
2066 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2067 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2068 flag_prefetch_loop_arrays. Those can work it out from profile.
2069 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2070 optimize_loop_for_speed_p.
2071 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2073 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2074 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2075 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2076 * local-alloc.c (block_alloc): Pass BB pointer.
2077 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2078 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2079 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2080 (decide_peel_completely): Likewise.
2081 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2082 optimize_loop_for_size_p.
2083 (vect_enhance_data_refs_alignment): Likewise.
2084 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2085 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2086 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2087 (try_crossjump_bb): Use optimize_bb_for_size_p.
2088 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2089 optimize_loop_for_speed_p.
2090 * bb-reorder.c (find_traces_1_round): Likewise.
2091 (copy_bb): Use optimize_bb_for_speed_p.
2092 (duplicate_computed_gotos): Likewise.
2093 * basic-block.h (optimize_loop_nest_for_size_p,
2094 optimize_loop_nest_for_speed_p): New.
2095 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2097 2008-08-29 Tristan Gingold <gingold@adacore.com>
2099 * gcov.c (main): Call expandargv.
2101 2008-08-29 Jan Hubicka <jh@suse.cz>
2103 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2105 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2107 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2108 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2110 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2112 2008-08-29 Jan Hubicka <jh@suse.cz>
2114 * tree-pass.h (pass_strip_predict_hints): Declare.
2115 * predict.c (strip_builtin_expect): Rename to ...
2116 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2117 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2118 (tree_estimate_probability): Do not strip builtin_expect.
2119 (pass_strip_predict_hints): New pass.
2120 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2122 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2124 2008-08-29 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/37207
2127 * tree-vrp.c (extract_range_from_binary_expr): Also try
2128 to constant fold if only one of the operands is a constant.
2130 2008-08-29 Nick Clifton <nickc@redhat.com>
2132 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2133 the same way as SYMBOL_REFs.
2135 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2137 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2139 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2141 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2142 * config/mips/mips.md (branch_likely): Remove const. Fix
2144 (define_delay for type "branch"): Change to only apply for branch
2145 with likely variant.
2146 (define_delay for type "branch" and "branch_likely" no). New delay
2148 (equality_op): New code iterator.
2149 (bbv, bbinv): New code attributes.
2150 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2153 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2154 Andrew Pinski <pinskia@gcc.gnu.org>
2157 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2159 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2161 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2162 rule that a symbolic constant must be defined and >= 0 for the
2163 corresponding facility to be present at compile-time.
2164 * gthr-posix.c: Likewise.
2166 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2168 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2169 * config/mips/mips.md (D): New mode attribute.
2170 (mulsi3, muldi3): Merge it into ...
2171 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2173 (muldi3_mul3): New pattern.
2174 (mulsi3_mult3): Rename to mulsi3_mul3.
2176 2008-08-28 Jan Hubicka <jh@suse.cz>
2178 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2180 * predict.c (always_optimize_for_size_p): Rename to ...
2181 (optimize_function_for_size): ... this one; make extern.
2182 (optimize_function_for_speed_p): New.
2183 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2184 optimize_edge_for_size_p,optimize_edge_for_size_p,
2185 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2186 * basic-block.h (optimize_function_for_size_p,
2187 optimize_function_for_speed_p): Declare.
2188 * i386.md (optimize_size checks): Replace them by appropriate
2190 (standard_80387_constant_p, ix86_compute_frame_layout,
2191 ix86_expand_epilogue, ix86_decompose_address,
2192 print_operand, emit_i387_cw_initialization,
2193 inline_memory_move_cost, ix86_pad_returns,
2194 ix86_reorg): Replace optimize_size checks.
2196 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2198 * rtl.h (simplify_subreg_regno): Declare.
2199 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2200 * simplify-rtx.c (simplify_subreg): ...here.
2201 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2202 subreg_offset_representable_p.
2204 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2207 * c-typeck.c (convert_for_assignment): Give a note describing what
2208 was passed and what was expected.
2210 2008-08-28 Joey Ye <joey.ye@intel.com>
2212 * doc/extend.texi: Document AVX built-in functions.
2213 * doc/invoke.texi: Document -mavx.
2215 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2216 Joey Ye <joey.ye@intel.com>
2217 Xuepeng Guo <xuepeng.guo@intel.com>
2219 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2221 * config/i386/cpuid.h (bit_FMA): New.
2222 (bit_XSAVE): Likewise.
2223 (bit_OSXSAVE): Likewise.
2224 (bit_AVX): Likewise.
2226 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2227 define. Use ASM_OUTPUT_AVX_PREFIX.
2229 * config/i386/gmmintrin.h: New.
2231 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2232 (OPTION_MASK_ISA_AVX_SET): New.
2233 (OPTION_MASK_ISA_FMA_SET): Likewise.
2234 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2235 (OPTION_MASK_ISA_FMA_SET): Likewise.
2236 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2237 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2238 (pta_flags): Add PTA_AVX and PTA_FMA.
2239 (override_options): Handle PTA_AVX and PTA_FMA.
2240 (init_cumulative_args): Handle warn_avx.
2241 (classify_argument): Return 0 for COImode and OImode. Return
2242 1 and X86_64_AVX_CLASS for 256bit vector types.
2243 (examine_argument): Handle X86_64_AVX_CLASS.
2244 (construct_container): Likewise.
2245 (function_arg_advance_32): Pass OImode and 256bit vector types
2247 (function_arg_advance_64): Take a new argument to indicate if a
2248 parameter is named. Handle 256bit vector types. Return
2249 immediately for unnamed 256bit vector mode parameters.
2250 (function_arg_advance): Updated.
2251 (function_arg_32): Add comments for TImode. Handle OImode
2252 and 256bit vector types.
2253 (function_arg_64): Take a new argument to indicate if a
2254 parameter is named. Handle 256bit vector types. Return NULL
2255 for unnamed 256bit vector mode parameters.
2256 (function_arg): Updated.
2257 (setup_incoming_varargs_64): Support
2258 AVX encoding for *sse_prologue_save_insn.
2259 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2260 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2261 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2262 enabled, otherwise return -3.
2263 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2265 (print_reg): Support AVX registers. Handle 'x' and 't'.
2266 Handle 'd' to duplicate the operand.
2267 (print_operand): Likewise. Also support AVX vector compare
2269 (output_387_binary_op): Support AVX.
2270 (output_fp_compare): Likewise.
2271 (ix86_expand_vector_move_misalign): Likewise.
2272 (ix86_attr_length_vex_default): New.
2273 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2274 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2275 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2276 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2277 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2278 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2279 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2280 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2281 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2282 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2283 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2284 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2285 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2286 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2287 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2288 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2289 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2290 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2291 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2292 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2293 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2294 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2295 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2296 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2297 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2298 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2299 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2300 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2301 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2302 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2303 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2304 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2305 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2306 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2307 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2308 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2309 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2310 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2311 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2312 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2313 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2314 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2315 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2316 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2317 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2318 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2319 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2320 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2321 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2322 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2323 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2324 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2325 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2326 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2327 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2328 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2329 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2330 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2331 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2332 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2333 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2334 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2335 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2336 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2337 and IX86_BUILTIN_MOVMSKPS256,
2338 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2339 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2340 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2341 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2342 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2343 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2344 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2345 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2346 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2347 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2348 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2349 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2350 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2351 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2352 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2353 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2354 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2355 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2356 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2357 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2358 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2359 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2360 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2361 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2362 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2363 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2364 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2365 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2366 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2367 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2368 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2369 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2370 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2371 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2372 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2373 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2374 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2375 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2376 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2377 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2378 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2379 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2380 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2381 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2382 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2383 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2384 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2385 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2386 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2387 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2388 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2389 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2390 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2391 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2392 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2393 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2394 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2395 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2397 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2398 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2399 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2400 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2401 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2402 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2403 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2404 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2405 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2406 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2407 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2408 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2409 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2410 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2411 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2412 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2413 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2414 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2415 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2416 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2417 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2418 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2419 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2420 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2421 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2422 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2423 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2424 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2425 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2426 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2427 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2428 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2429 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2430 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2431 IX86_BUILTIN_MOVMSKPS256.
2432 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2433 (ix86_expand_args_builtin): Likewise.
2434 (ix86_expand_special_args_builtin): Likewise.
2435 (ix86_hard_regno_mode_ok): Handle AVX modes.
2436 (ix86_expand_vector_init_duplicate): Likewise.
2437 (ix86_expand_vector_init_one_nonzero): Likewise.
2438 (ix86_expand_vector_init_one_var): Likewise.
2439 (ix86_expand_vector_init_concat): Likewise.
2440 (ix86_expand_vector_init_general): Likewise.
2441 (ix86_expand_vector_set): Likewise.
2442 (ix86_vector_mode_supported_p): Likewise.
2443 (x86_extended_reg_mentioned_p): Check INSN_P before using
2446 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2447 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2449 * config/i386/i386.h (TARGET_AVX): New.
2450 (TARGET_FMA): Likewise.
2451 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2452 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2453 (VALID_AVX256_REG_MODE): New.
2454 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2455 (AVX_FLOAT_MODE_P): Likewise.
2456 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2457 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2458 (AVX_VEC_FLOAT_MODE_P): Likewise.
2459 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2460 (ASM_OUTPUT_OPCODE): Likewise.
2461 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2463 (SSE_REG_MODE_P): Allow 256bit vector modes.
2464 (ix86_args): Add a warn_avx field.
2466 * config/i386/i386.md (UNSPEC_PCMP): New.
2467 (UNSPEC_VPERMIL): Likewise.
2468 (UNSPEC_VPERMIL2): Likewise.
2469 (UNSPEC_VPERMIL2F128): Likewise.
2470 (UNSPEC_MASKLOAD): Likewise.
2471 (UNSPEC_MASKSTORE): Likewise.
2472 (UNSPEC_CAST): Likewise.
2473 (UNSPEC_VTESTP): Likewise.
2474 (UNSPECV_VZEROALL): Likewise.
2475 (UNSPECV_VZEROUPPER): Likewise.
2476 (XMM0_REG): Likewise.
2477 (XMM1_REG): Likewise.
2478 (XMM2_REG): Likewise.
2479 (XMM3_REG): Likewise.
2480 (XMM4_REG): Likewise.
2481 (XMM5_REG): Likewise.
2482 (XMM6_REG): Likewise.
2483 (XMM8_REG): Likewise.
2484 (XMM9_REG): Likewise.
2485 (XMM10_REG): Likewise.
2486 (XMM11_REG): Likewise.
2487 (XMM12_REG): Likewise.
2488 (XMM13_REG): Likewise.
2489 (XMM14_REG): Likewise.
2490 (XMM15_REG): Likewise.
2492 (prefix_vex_imm8): Likewise.
2493 (prefix_vex_w): Likewise.
2494 (length_vex): Likewise.
2497 (*avx_ashlti3): Likewise.
2498 (*avx_lshrti3): Likewise.
2499 (*avx_setcc<mode>): Likewise.
2500 (*fop_<mode>_comm_mixed_avx): Likewise.
2501 (*fop_<mode>_comm_avx): Likewise.
2502 (*fop_<mode>_1_mixed_avx): Likewise.
2503 (*fop_<mode>_1_avx): Likewise.
2504 (*avx_<code><mode>3): Likewise.
2505 (*avx_ieee_smin<mode>3): Likewise.
2506 (*avx_ieee_smax<mode>3): Likewise.
2507 (mode): Add OI, V8SF and V4DF.
2508 (length): Support VEX prefix.
2509 (*cmpfp_i_mixed): Set prefix attribute.
2510 (*cmpfp_i_sse): Likewise.
2511 (*cmpfp_iu_mixed): Likewise.
2512 (*cmpfp_iu_sse): Likewise.
2513 (*movsi_1): Support AVX.
2514 (*movdi_2): Likewise.
2515 (*movdi_1_rex64): Likewise.
2516 (*movti_internal): Likewise.
2517 (*movti_rex64): Likewise.
2518 (*movsf_1): Likewise.
2519 (*movdf_nointeger): Likewise.
2520 (*movdf_integer_rex64): Likewise.
2521 (*movtf_internal): Likewise.
2522 (zero_extendsidi2_32): Likewise.
2523 (zero_extendsidi2_rex64): Likewise.
2524 (*extendsfdf2_mixed): Likewise.
2525 (*extendsfdf2_sse): Likewise.
2526 (*truncdfsf_fast_mixed): Likewise.
2527 (*truncdfsf_fast_sse): Likewise.
2528 (*truncdfsf_mixed): Likewise.
2529 (fix_trunc<mode>di_sse): Likewise.
2530 (fix_trunc<mode>si_sse): Likewise.
2531 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2532 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2533 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2534 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2535 (*rcpsf2_sse): Likewise.
2536 (*rsqrtsf2_sse): Likewise.
2537 (*sqrt<mode>2_sse): Likewise.
2538 (sse4_1_round<mode>2): Likewise.
2539 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2540 Support AVX. Set length attribute properly for AVX.
2542 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2543 (VECTOR_MODES (FLOAT, 32)): Likewise.
2544 (VECTOR_MODE (INT, DI, 8)): Likewise.
2545 (VECTOR_MODE (INT, HI, 32)): Likewise.
2546 (VECTOR_MODE (INT, QI, 64)): Likewise.
2547 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2548 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2549 (VECTOR_MODE (INT, DI, 4)): Removed.
2550 (VECTOR_MODE (INT, SI, 8)): Likewise.
2551 (VECTOR_MODE (INT, HI, 16)): Likewise.
2552 (VECTOR_MODE (INT, QI, 32)): Likewise.
2553 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2554 (INT_MODE (OI, 32)): Likewise.
2556 * config/i386/i386.opt (mavx): New.
2559 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2561 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2562 (*mov<mode>_internal_avx): New.
2563 (*movv2sf_internal_rex64_avx): Likewise.
2564 (*movv2sf_internal_avx): Likewise.
2566 * config/i386/predicates.md (const_4_to_5_operand): New.
2567 (const_6_to_7_operand): Likewise.
2568 (const_8_to_11_operand): Likewise.
2569 (const_12_to_15_operand): Likewise.
2570 (avx_comparison_float_operator): Likewise.
2572 * config/i386/sse.md (AVX256MODEI): New.
2573 (AVX256MODE): Likewise.
2574 (AVXMODEQI): Likewise.
2575 (AVXMODE): Likewise.
2576 (AVX256MODEF2P): Likewise.
2577 (AVX256MODE2P): Likewise.
2578 (AVX256MODE4P): Likewise.
2579 (AVX256MODE8P): Likewise.
2580 (AVXMODEF2P): Likewise.
2581 (AVXMODEF4P): Likewise.
2582 (AVXMODEDCVTDQ2PS): Likewise.
2583 (AVXMODEDCVTPS2DQ): Likewise.
2584 (avxvecmode): Likewise.
2585 (avxvecpsmode): Likewise.
2586 (avxhalfvecmode): Likewise.
2587 (avxscalarmode): Likewise.
2588 (avxcvtvecmode): Likewise.
2589 (avxpermvecmode): Likewise.
2590 (avxmodesuffixf2c): Likewise.
2591 (avxmodesuffixp): Likewise.
2592 (avxmodesuffixs): Likewise.
2593 (avxmodesuffix): Likewise.
2594 (vpermilbits): Likewise.
2595 (pinsrbits): Likewise.
2596 (mov<mode>): Likewise.
2597 (*mov<mode>_internal): Likewise.
2598 (push<mode>1): Likewise.
2599 (movmisalign<mode>): Likewise.
2600 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2601 (avx_movdqu<avxmodesuffix>): Likewise.
2602 (avx_lddqu<avxmodesuffix>): Likewise.
2603 (<plusminus_insn><mode>3): Likewise.
2604 (*avx_<plusminus_insn><mode>3): Likewise.
2605 (*avx_vm<plusminus_insn><mode>3): Likewise.
2606 (mul<mode>3): Likewise.
2607 (*avx_mul<mode>3): Likewise.
2608 (*avx_vmmul<mode>3): Likewise.
2609 (divv8sf3): Likewise.
2610 (divv4df3): Likewise.
2611 (avx_div<mode>3): Likewise.
2612 (*avx_div<mode>3): Likewise.
2613 (*avx_vmdiv<mode>3): Likewise.
2614 (avx_rcpv8sf2): Likewise.
2615 (*avx_vmrcpv4sf2): Likewise.
2616 (sqrtv8sf2): Likewise.
2617 (avx_sqrtv8sf2): Likewise.
2618 (*avx_vmsqrt<mode>2): Likewise.
2619 (rsqrtv8sf2): Likewise.
2620 (avx_rsqrtv8sf2): Likewise.
2621 (*avx_vmrsqrtv4sf2): Likewise.
2622 (<code><mode>3): Likewise.
2623 (*avx_<code><mode>3_finite): Likewise.
2624 (*avx_<code><mode>3): Likewise.
2625 (*avx_vm<code><mode>3): Likewise.
2626 (*avx_ieee_smin<mode>3): Likewise.
2627 (*avx_ieee_smax<mode>3): Likewise.
2628 (avx_addsubv8sf3): Likewise.
2629 (avx_addsubv4df3): Likewise.
2630 (*avx_addsubv4sf3): Likewise.
2631 (*avx_addsubv2df3): Likewise.
2632 (avx_h<plusminus_insn>v4df3): Likewise.
2633 (avx_h<plusminus_insn>v8sf3): Likewise.
2634 (*avx_h<plusminus_insn>v4sf3): Likewise.
2635 (*avx_h<plusminus_insn>v2df3): Likewise.
2636 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2637 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2638 (*avx_maskcmp<mode>3): Likewise.
2639 (avx_nand<mode>3): Likewise.
2640 (*avx_<code><mode>3): Likewise.
2641 (*avx_nand<mode>3): Likewise.
2642 (*avx_<code><mode>3): Likewise.
2643 (*avx_cvtsi2ss): Likewise.
2644 (*avx_cvtsi2ssq): Likewise.
2645 (*avx_cvtsi2sd): Likewise.
2646 (*avx_cvtsi2sdq): Likewise.
2647 (*avx_cvtsd2ss): Likewise.
2648 (avx_cvtss2sd): Likewise.
2649 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2650 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2651 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2652 (*avx_cvtsi2sd): Likewise.
2653 (*avx_cvtsi2sdq): Likewise.
2654 (avx_cvtdq2pd256): Likewise.
2655 (avx_cvtpd2dq256): Likewise.
2656 (avx_cvttpd2dq256): Likewise.
2657 (*avx_cvtsd2ss): Likewise.
2658 (*avx_cvtss2sd): Likewise.
2659 (avx_cvtpd2ps256): Likewise.
2660 (avx_cvtps2pd256): Likewise.
2661 (*avx_movhlps): Likewise.
2662 (*avx_movlhps): Likewise.
2663 (avx_unpckhps256): Likewise.
2664 (*avx_unpckhps): Likewise.
2665 (avx_unpcklps256): Likewise.
2666 (*avx_unpcklps): Likewise.
2667 (avx_movshdup256): Likewise.
2668 (avx_movsldup256): Likewise.
2669 (avx_shufps256): Likewise.
2670 (avx_shufps256_1): Likewise.
2671 (*avx_shufps_<mode>): Likewise.
2672 (*avx_loadhps): Likewise.
2673 (*avx_storelps): Likewise.
2674 (*avx_loadlps): Likewise.
2675 (*avx_movss): Likewise.
2676 (*vec_dupv4sf_avx): Likewise.
2677 (*vec_concatv2sf_avx): Likewise.
2678 (*vec_concatv4sf_avx): Likewise.
2679 (*vec_setv4sf_0_avx): Likewise.
2680 (*vec_setv4sf_avx): Likewise.
2681 (*avx_insertps): Likewise.
2682 (avx_vextractf128<mode>): Likewise.
2683 (vec_extract_lo_<mode>): Likewise.
2684 (vec_extract_hi_<mode>): Likewise.
2685 (vec_extract_lo_<mode>): Likewise.
2686 (vec_extract_hi_<mode>): Likewise.
2687 (vec_extract_lo_v16hi): Likewise.
2688 (vec_extract_hi_v16hi): Likewise.
2689 (vec_extract_lo_v32qi): Likewise.
2690 (vec_extract_hi_v32qi): Likewise.
2691 (avx_unpckhpd256): Likewise.
2692 (*avx_unpckhpd): Likewise.
2693 (avx_movddup256): Likewise.
2694 (*avx_movddup): Likewise.
2695 (avx_unpcklpd256): Likewise.
2696 (*avx_unpcklpd): Likewise.
2697 (avx_shufpd256): Likewise.
2698 (avx_shufpd256_1): Likewise.
2699 (*avx_punpckhqdq): Likewise.
2700 (*avx_punpcklqdq): Likewise.
2701 (*avx_shufpd_<mode>): Likewise.
2702 (*avx_storehpd): Likewise.
2703 (*avx_loadhpd): Likewise.
2704 (*avx_loadlpd): Likewise.
2705 (*avx_movsd): Likewise.
2706 (*vec_concatv2df_avx): Likewise.
2707 (*avx_<plusminus_insn><mode>3): Likewise.
2708 (*avx_<plusminus_insn><mode>3): Likewise.
2709 (*avx_mulv8hi3): Likewise.
2710 (*avxv8hi3_highpart): Likewise.
2711 (*avx_umulv8hi3_highpart): Likewise.
2712 (*avx_umulv2siv2di3): Likewise.
2713 (*avx_mulv2siv2di3): Likewise.
2714 (*avx_pmaddwd): Likewise.
2715 (*avx_mulv4si3): Likewise.
2716 (*avx_ashr<mode>3): Likewise.
2717 (*avx_lshr<mode>3): Likewise.
2718 (*avx_ashl<mode>3): Likewise.
2719 (*avx_<code><mode>3): Likewise.
2720 (*avx_eq<mode>3): Likewise.
2721 (*avx_gt<mode>3): Likewise.
2722 (*avx_nand<mode>3): Likewise.
2723 (*avx_nand<mode>3): Likewise.
2724 (*avx_<code><mode>3): Likewise.
2725 (*avx_<code><mode>3): Likewise.
2726 (*avx_packsswb): Likewise.
2727 (*avx_packssdw): Likewise.
2728 (*avx_packuswb): Likewise.
2729 (*avx_punpckhbw): Likewise.
2730 (*avx_punpcklbw): Likewise.
2731 (*avx_punpckhwd): Likewise.
2732 (*avx_punpcklwd): Likewise.
2733 (*avx_punpckhdq): Likewise.
2734 (*avx_punpckldq): Likewise.
2735 (*avx_pinsr<avxmodesuffixs>): Likewise.
2736 (*avx_pinsrq): Likewise.
2737 (*avx_loadld): Likewise.
2738 (*vec_extractv2di_1_rex64_avx): Likewise.
2739 (*vec_extractv2di_1_avx): Likewise.
2740 (*vec_dupv2di_avx): Likewise.
2741 (*vec_concatv2si_avx): Likewise.
2742 (*vec_concatv4si_1_avx): Likewise.
2743 (*vec_concatv2di_avx): Likewise.
2744 (*vec_concatv2di_rex64_avx): Likewise.
2745 (*avx_uavgv16qi3): Likewise.
2746 (*avx_uavgv8hi3): Likewise.
2747 (*avx_psadbw): Likewise.
2748 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2749 (*avx_phaddwv8hi3): Likewise.
2750 (*avx_phadddv4si3): Likewise.
2751 (*avx_phaddswv8hi3): Likewise.
2752 (*avx_phsubwv8hi3): Likewise.
2753 (*avx_phsubdv4si3): Likewise.
2754 (*avx_phsubswv8hi3): Likewise.
2755 (*avx_pmaddubsw128): Likewise.
2756 (*avx_pmulhrswv8hi3): Likewise.
2757 (*avx_pshufbv16qi3): Likewise.
2758 (*avx_psign<mode>3): Likewise.
2759 (*avx_palignrti): Likewise.
2760 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2761 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2762 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2763 (*avx_mpsadbw): Likewise.
2764 (*avx_packusdw): Likewise.
2765 (*avx_pblendvb): Likewise.
2766 (*avx_pblendw): Likewise.
2767 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2768 (avx_ptest256): Likewise.
2769 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2770 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2771 (*avx_aesenc): Likewise.
2772 (*avx_aesenclast): Likewise.
2773 (*avx_aesdec): Likewise.
2774 (*avx_aesdeclast): Likewise.
2775 (avx_vzeroupper): Likewise.
2776 (avx_vzeroupper_rex64): Likewise.
2777 (avx_vpermil<mode>): Likewise.
2778 (avx_vpermilvar<mode>3): Likewise.
2779 (avx_vpermil2<mode>3): Likewise.
2780 (avx_vperm2f128<mode>3): Likewise.
2781 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2782 (avx_vbroadcastss256): Likewise.
2783 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2784 (avx_vinsertf128<mode>): Likewise.
2785 (vec_set_lo_<mode>): Likewise.
2786 (vec_set_hi_<mode>): Likewise.
2787 (vec_set_lo_<mode>): Likewise.
2788 (vec_set_hi_<mode>): Likewise.
2789 (vec_set_lo_v16hi): Likewise.
2790 (vec_set_hi_v16hi): Likewise.
2791 (vec_set_lo_v32qi): Likewise.
2792 (vec_set_hi_v32qi): Likewise.
2793 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2794 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2795 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2796 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2797 (vec_init<mode>): Likewise.
2798 (*vec_concat<mode>_avx): Likewise.
2799 (blendbits): Support V8SF and V4DF.
2800 (sse2_movq128): Support AVX.
2801 (<sse>_movnt<mode>): Likewise.
2802 (sse2_movntv2di): Likewise.
2803 (sse_rcpv4sf2): Likewise.
2804 (sse_sqrtv4sf2): Likewise.
2805 (sse_rsqrtv4sf2): Likewise.
2806 (<sse>_comi): Likewise.
2807 (<sse>_ucomi): Likewise.
2808 (sse_cvtss2si): Likewise.
2809 (sse_cvtss2si_2): Likewise.
2810 (sse_cvtss2siq): Likewise.
2811 (sse_cvtss2siq_2): Likewise.
2812 (sse_cvttss2si): Likewise.
2813 (sse_cvttss2siq): Likewise.
2814 (sse2_cvtsd2si): Likewise.
2815 (sse2_cvtsd2si_2): Likewise.
2816 (sse2_cvtsd2siq): Likewise.
2817 (sse2_cvtsd2siq_2): Likewise.
2818 (sse2_cvttsd2si): Likewise.
2819 (sse2_cvttsd2siq): Likewise.
2820 (sse2_cvtdq2pd): Likewise.
2821 (*sse2_cvtpd2dq): Likewise.
2822 (*sse2_cvttpd2dq): Likewise.
2823 (*sse2_cvtpd2ps): Likewise.
2824 (sse2_cvtps2pd): Likewise.
2825 (sse3_movshdup): Likewise.
2826 (sse3_movsldup): Likewise.
2827 (sse_storehps): Likewise.
2828 (*sse4_1_extractps): Likewise.
2829 (sse2_storelpd): Likewise.
2830 (vec_dupv2df_sse3): Likewise.
2831 (*vec_concatv2df_sse3): Likewise.
2832 (*sse4_1_pextrb): Likewise.
2833 (*sse4_1_pextrb_memory): Likewise.
2834 (*sse2_pextrw): Likewise.
2835 (*sse4_1_pextrw_memory): Likewise.
2836 (*sse4_1_pextrd): Likewise.
2837 (*sse4_1_pextrq): Likewise.
2838 (sse2_pshufd_1): Likewise.
2839 (sse2_pshuflw_1): Likewise.
2840 (sse2_pshufhw_1): Likewise.
2841 (*sse2_storeq_rex64): Likewise.
2842 (*vec_dupv4si): Likewise.
2843 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2844 (sse2_pmovmskb): Likewise.
2845 (*sse2_maskmovdqu): Likewise.
2846 (*sse2_maskmovdqu_rex64): Likewise.
2847 (sse_ldmxcsr): Likewise.
2848 (sse_stmxcsr): Likewise.
2849 (abs<mode>2): Likewise.
2850 (sse4_1_movntdqa): Likewise.
2851 (sse4_1_phminposuw): Likewise.
2852 (sse4_1_extendv8qiv8hi2): Likewise.
2853 (*sse4_1_extendv8qiv8hi2): Likewise.
2854 (sse4_1_extendv4qiv4si2): Likewise.
2855 (*sse4_1_extendv4qiv4si2): Likewise.
2856 (sse4_1_extendv2qiv2di2): Likewise.
2857 (*sse4_1_extendv2qiv2di2): Likewise.
2858 (sse4_1_extendv4hiv4si2): Likewise.
2859 (*sse4_1_extendv4hiv4si2): Likewise.
2860 (sse4_1_extendv2hiv2di2): Likewise.
2861 (*sse4_1_extendv2hiv2di2): Likewise.
2862 (sse4_1_extendv2siv2di2): Likewise.
2863 (*sse4_1_extendv2siv2di2): Likewise.
2864 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2865 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2866 (sse4_1_zero_extendv4qiv4si2): Likewise.
2867 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2868 (sse4_1_zero_extendv2qiv2di2): Likewise.
2869 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2870 (sse4_1_zero_extendv4hiv4si2): Likewise.
2871 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2872 (sse4_1_zero_extendv2hiv2di2): Likewise.
2873 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2874 (sse4_1_zero_extendv2siv2di2): Likewise.
2875 (*sse4_1_zero_extendv2siv2di2): Likewise.
2876 (sse4_1_ptest): Likewise.
2877 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2878 (sse4_2_pcmpestri): Likewise.
2879 (sse4_2_pcmpestrm): Likewise.
2880 (sse4_2_pcmpistri): Likewise.
2881 (sse4_2_pcmpistrm): Likewise.
2883 (aeskeygenassist): Likewise.
2885 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2887 * config/i386/predicates.md (vzeroall_operation): New.
2889 * config/i386/sse.md (avx_vzeroall): New.
2890 (*avx_vzeroall): Likewise.
2892 2008-08-28 Paul Brook <paul@codesourcery.com>
2893 Mark Shinwell <shinwell@codesourcery.com>
2894 Richard Earnshaw <richard.earnshaw@arm.com>
2896 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2897 (TARGET_MIN_ANCHOR_OFFSET): New.
2898 (arm_override_options): Set correct anchor ranges for Thumb-1
2899 and Thumb-2 if required.
2900 (legitimize_pic_address): Handle case involving a TLS symbol
2901 reference with an addend.
2902 (arm_optimization_options): Enable section anchors at -O1 and
2904 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2905 * config/arm/arm-protos.h (arm_optimization_options): New.
2907 2008-08-28 Nick Clifton <nickc@redhat.com>
2909 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2910 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2913 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2914 * config/v850/v850.md (return): Remove frame size restriction.
2916 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2918 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2920 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2922 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2924 2008-08-28 Paul Brook <paul@codesourcery.com>
2926 * config/arm/vfp11.md: Update license notice.
2927 * config/arm/cortex-r4.md: Ditto.
2929 2008-08-28 Richard Guenther <rguenther@suse.de>
2931 PR tree-optimization/37207
2932 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2935 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2938 * tree.c (int_fits_type_p): Don't forget unsigned integers
2939 of type sizetype which higher end word equals -1.
2941 2008-08-28 Ira Rosen <irar@il.ibm.com>
2943 * target.h (struct vectorize): Add new target builtin.
2944 * tree-vectorizer.c (destroy_loop_vec_info): Call
2945 vect_free_slp_instance instead of vect_free_slp_node.
2946 * tree-vectorizer.h (enum slp_load_perm_type): New.
2947 (struct _slp_instance): Add new fields.
2948 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2949 (SLP_INSTANCE_LOADS): New.
2950 (vect_free_slp_tree): Remove.
2951 (vect_free_slp_instance): Declare.
2952 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2953 (vectorizable_load): Add argument.
2954 (vect_transform_slp_perm_load): New.
2955 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2957 (vect_get_place_in_interleaving_chain): New function.
2958 (vect_free_slp_tree): Make static.
2959 (vect_free_slp_instance): New function.
2960 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2961 collect the load location in the interleaving chain.
2962 (vect_supported_slp_permutation_p): New function.
2963 (vect_supported_load_permutation_p): Likewise.
2964 (vect_analyze_slp_instance): In case of loads permutation, call
2965 vect_supported_load_permutation_p to check that the permutation is
2967 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2968 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2969 (vect_create_mask_and_perm): New function.
2970 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2971 (vectorizable_load): Add an argument. Don't keep the created vectors
2972 statements in the node if permutation is required. Call
2973 vect_transform_slp_perm_load to generate the permutation.
2974 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2975 additional argument.
2976 (vect_schedule_slp_instance): In case of loads permutation, allocate
2977 vectorized statements structure for all the related SLP nodes. Call
2978 vect_transform_stmt with addditional argument.
2979 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2980 * config/spu/spu.c (spu_builtin_vec_perm): New.
2981 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2982 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2983 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2984 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2986 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2988 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2989 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2990 __gthread_cond_signal, __gthread_cond_timedwait,
2991 __gthread_cond_timedwait_recursive): New functions.
2992 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2994 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2997 2008-08-28 Richard Guenther <rguenther@suse.de>
3000 * fold-const.c (maybe_canonicalize_comparison_1): Require
3001 undefined overflow only for canonicalizing A +- CST cmp CST.
3002 Make sure to not generate new constants that are not inside
3003 their TYPE_MIN/MAX_VALUE range.
3004 (maybe_canonicalize_comparison): Remove undefined overflow
3006 (fold_binary): Remove now duplicate folding.
3008 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3010 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3011 use not updated in the last change.
3013 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3015 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3016 (IRA_COVER_CLASSES): Add FPUL_REGS.
3018 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3021 * c-common.c (conversion_warning): Check for null operands.
3023 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3026 * c-decl.c (check_for_loop_decls): Improve error message. Give
3029 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3032 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3033 (convert_for_assignment): Pass corrent OPT_W* parameter to
3034 WARN_FOR_ASSIGNMENT.
3036 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3039 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3041 2008-08-27 Paul Brook <paul@codesourcery.com>
3043 * config.gcc: Loosen checks for arm uclinux eabi targets.
3045 2008-08-27 Paul Brook <paul@codesourcery.com>
3047 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3049 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3051 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3053 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3054 the enumerators of an ENUMERAL_TYPE.
3055 * dbxout.c (dbxout_type): Ditto.
3057 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3060 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3061 (fwprop_addr): Check that the loop_father is not the outer loop.
3063 2008-08-26 Paul Brook <paul@codesourcery.com>
3065 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3066 Remove documentation entry for fmul type.
3067 Use fmuls to annotate single-precision multiplication patterns,
3068 fmuld to annotate double-precision multiplication patterns,
3069 fmacs to annotate single-precision multiply-accumulate patterns
3070 and fmacd to annotate double-precision multiply-accumulate patterns.
3071 * config/arm/vfp11.md: Update reservations accordingly.
3072 * config/arm/arm.md: Note that certain values of the "type"
3073 attribute are documented in vfp.md.
3074 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3075 (v10_cvt): Use new fmul types.
3077 2008-08-26 Paul Brook <paul@codesourcery.com>
3079 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3080 * config/arm/vfp11.md: ...here. New.
3081 * config/arm/arm.md: Include vfp11.md.
3083 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3085 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3086 parameter to inform call.
3088 2008-08-26 Jeff Law <law@redhat.com>
3090 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3091 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3092 preferred class when copying a constant into a partial word register.
3094 2008-08-26 Ben Elliston <bje@au.ibm.com>
3096 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3097 * cp/typeck.c: Likewise.
3098 * cp/tree.c: Likewise.
3099 * gimple-low.c: Likewise.
3102 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3104 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3105 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3107 * doc/passes.texi: Describe IRA.
3109 * doc/tm.texi (IRA_COVER_CLASSES,
3110 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3112 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3113 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3114 -fira-propagate-cost, -fno-ira-share-save-slots,
3115 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3117 * flags.h (ira_algorithm): New enumeration.
3118 (flag_ira_algorithm, flag_ira_verbose): New external variable
3121 * postreload.c (gate_handle_postreload): Don't do post reload
3122 optimizations unless the reload is completed.
3124 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3127 * tree-pass.h (pass_ira): New external variable declaration.
3129 * reload.h: Add 2008 to the Copyright.
3131 * cfgloopanal.c: Include params.h.
3132 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3135 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3137 * toplev.c (ira.h): New include.
3138 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3139 (backend_init_target): Call ira_init.
3140 (backend_init): Call ira_init_once.
3141 (finalize): Call finish_ira_once.
3143 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3144 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3147 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3148 may_move_out_cost): New external variable declarations.
3149 (move_table): New typedef.
3151 * caller-save.c: Include headers output.h and ira.h.
3152 (no_caller_save_reg_set): New global variable.
3153 (save_slots_num, save_slots): New variables.
3154 (reg_save_code, reg_restore_code, add_stored_regs): Add
3156 (init_caller_save): Set up no_caller_save_reg_set.
3157 (init_save_areas): Reset save_slots_num.
3158 (saved_hard_reg): New structure.
3159 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3160 (initiate_saved_hard_regs, new_saved_hard_reg,
3161 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3163 (setup_save_areas): Add code for sharing stack slots.
3164 (all_blocks): New variable.
3165 (save_call_clobbered_regs): Process pseudo-register too.
3166 (mark_set_regs): Process pseudo-register too.
3167 (insert_one_insn): Put the insn after bb note in a empty basic
3168 block. Add insn check.
3170 * global.c (eliminable_regset): Make it external.
3171 (mark_elimination): Use DF_LR_IN for IRA.
3172 (pseudo_for_reload_consideration_p): New.
3173 (build_insn_chain): Make it external. Don't ignore spilled
3174 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3175 (gate_handle_global_alloc): New function.
3176 (pass_global_alloc): Add the gate function.
3178 * opts.c (decode_options): Set up flag_ira. Print the warning for
3180 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3182 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3184 * regmove.c (regmove_optimize): Don't do replacement of output for
3187 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3188 New external variable declarations.
3190 * local-alloc.c (update_equiv_regs): Make it external. Return
3191 true if jump label rebuilding should be done. Rescan new_insn for
3193 (gate_handle_local_alloc): New function.
3194 (pass_local_alloc): Add the gate function.
3196 * alias.c (value_addr_p, stack_addr_p): New functions.
3197 (nonoverlapping_memrefs_p): Use them for IRA.
3199 * common.opt (fira, fira-algorithm, fira-coalesce,
3200 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3201 fira-verbose): New options.
3203 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3204 move_cost, may_move_in_cost, may_move_out_cost): Make the
3206 (move_table): Remove typedef.
3207 (init_move_cost): Make it external.
3208 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3211 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3212 setup_reg_classes): New function prototypes.
3213 (eliminable_regset): New external variable declaration.
3214 (build_insn_chain, update_equiv_regs): New function prototypes.
3216 * Makefile.in (IRA_INT_H): New definition.
3217 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3218 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3219 (reload1.o, toplev.o): Add dependence on ira.h.
3220 (cfgloopanal.o): Add PARAMS_H.
3221 (caller-save.o): Add dependence on output.h and ira.h.
3222 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3223 ira-emit.o, ira-lives.o): New entries.
3225 * passes.c (pass_ira): New pass.
3227 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3229 * reload1.c (ira.h): Include the header.
3230 (changed_allocation_pseudos): New bitmap.
3231 (init_reload): Initiate the bitmap.
3232 (compute_use_by_pseudos): Permits spilled registers in FROM.
3233 (temp_pseudo_reg_arr): New variable.
3234 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3235 IRA. Call alter_reg with the additional parameter. Don't clear
3236 spilled_pseudos for IRA. Restore original insn chain for IRA.
3237 Clear changed_allocation_pseudos at the end of reload.
3238 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3239 (hard_regno_to_pseudo_regno): New variable.
3240 (count_pseudo): Check spilled pseudos. Set up
3241 hard_regno_to_pseudo_regno.
3242 (count_spilled_pseudo): Check spilled pseudos. Update
3243 hard_regno_to_pseudo_regno.
3244 (find_reg): Use better_spill_reload_regno_p. Check
3245 hard_regno_to_pseudo_regno.
3246 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3248 (eliminate_regs_1): Use additional parameter for alter_reg.
3249 (finish_spills): Set up pseudo_previous_regs only for spilled
3250 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3251 more arguments. Don't clear live_throughout and dead_or_set for
3252 spilled pseudos. Use additional parameter for alter_reg. Call
3253 mark_allocation_change. Set up changed_allocation_pseudos.
3254 Remove sanity check.
3255 (emit_input_reload_insns, delete_output_reload): Use additional
3256 parameter for alter_reg. Call mark_allocation_change.
3257 (substitute, gen_reload_chain_without_interm_reg_p): New
3259 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3261 * testsuite/gcc.dg/20080410-1.c: New file.
3263 * config/s390/s390.h (IRA_COVER_CLASSES,
3264 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3266 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3268 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3270 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3272 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3274 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3276 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3278 2008-08-24 Jeff Law <law@redhat.com>
3279 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3280 when ignoring unavailable registers.
3282 2008-08-24 Jeff Law <law@redhat.com>
3283 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3284 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3285 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3286 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3288 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3289 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3291 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3292 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3293 * reload1.c (find_reg): Process registers in register allocation order.
3295 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3296 * toplev.c (backend_init_target): Move ira_init call from
3298 (lang_dependent_init_target): ...to here.
3300 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3301 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3302 calculate memory move costs for NO_REGS.
3304 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3305 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3306 STACK_REGS is defined.
3308 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3309 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3311 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3312 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3314 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3315 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3316 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3319 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3320 Dorit Nuzman <dorit@il.ibm.com>
3322 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3323 vec_extract_evenv4sf, vec_extract_evenv8hi,
3324 vec_extract_evenv16qi, vec_extract_oddv4si,
3325 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3326 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3327 vec_interleave_highv4si, vec_interleave_lowv4si,
3328 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3329 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3330 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3332 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3335 * config/rs6000/rs6000.c (optimization_options): Don't default to
3336 section anchors without toplevel reorder.
3338 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3340 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3341 (mfc_end_critical_section): Likewise.
3343 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3345 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3346 all type qualifiers from element type to vector type.
3348 2008-08-25 David Daney <ddaney@avtrex.com>
3350 * config/mips/mips.md (immediate_insn): Move up in file, fix
3351 comment typo, reformat.
3352 (fetchop_bit, atomic_hiqi_op memory_barrier,
3353 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3354 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3355 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3356 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3357 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3358 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3359 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3360 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3361 sync_old_nand<mode>, sync_new_nand<mode>,
3362 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3363 test_and_set_12): Moved to sync.md.
3365 * config/mips/sync.md: New file.
3367 2008-08-25 Richard Henderson <rth@redhat.com>
3369 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3370 (regsave): Likewise.
3371 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3372 (output_cfi_directive): Likewise.
3373 (div_data_align): New.
3374 (output_cfi): Use it.
3376 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3378 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3379 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3380 (TARGET_OCTEON): New macro.
3381 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3382 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3383 (ISA_HAS_POP): New macro.
3384 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3386 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3388 * config/mips/mips.md (cpu): Add octeon.
3389 (type): Add pop attribute value.
3390 (popcount<mode>2): New pattern.
3391 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3393 2008-08-24 Jan Hubicka <jh@suse.cz>
3395 * doc/invoke.texi (-fipa-cp-clone): New option.
3396 (-fipa-cp): Update docs.
3397 (--param ipcp-unit-growth):New.
3398 * ipa-cp.c: Include fibheap.h, params.h
3399 (ipcp_initialize_node_lattices): When not cloning, all externally
3400 visible functions are bottom.
3401 (ipcp_need_redirect_p): Accept clones.
3402 (ipcp_insert_stage): Use cost driven heuristics.
3403 (max_count, dead_nodes): New static vars.
3404 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3405 ipcp_const_param_count): New functions.
3406 * common.opt (ipa-cp-clone): New command line option.
3407 * params.def (ipcp-unit-growth): New.
3409 2008-08-24 Jan Hubicka <jh@suse.cz>
3411 * tree-inline.c (tree_function_versioning): Look harder
3412 for referenced vars.
3414 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3416 PR tree-optimization/37185
3417 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3419 2008-08-23 Jan Hubicka <jh@suse.cz>
3421 * ipa-cp.c (ipcp_analyze_node): New function.
3422 (ipcp_update_cloned_node): Use it.
3423 (ipcp_init_stage): Likewise.
3424 * ipa-inline.c (function_insertion_hook_holder): New static var.
3425 (analyze_function): Break out from ....
3426 (inline_generate_summary): Here; register insertion hook.
3427 (cgraph_decide_inlining): Remove hook.
3428 (add_new_function): New function.
3430 2008-08-23 Jan Hubicka <jh@suse.cz>
3432 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3434 2008-08-23 Jan Hubicka <jh@suse.cz>
3436 * ipa-cp.c (constant_val_insert): Remove.
3437 (ipcp_propagate_one_const): Remove.
3438 (ipcp_create_replace_map): Always insert replacements to the map.
3439 (ipcp_insert_stage): Do not try to insert statements by hand.
3440 * tree-inline.c (insert_init_stmt): Break out from ...
3441 (setup_one_parameter): ... here; allow NULL BB pointer.
3442 (tree_function_versioning): Use setup_one_parameter to process
3445 2008-08-23 Jan Hubicka <jh@suse.cz>
3447 * tree.c (decl_address_ip_invariant_p): New function.
3448 * tree.h (decl_address_ip_invariant_p): Declare.
3449 * gimple.c (strip_invariant_refs): Break out from ...
3450 (is_gimple_invariant_address): ... here
3451 (is_gimple_ip_invariant_address): New function.
3452 (is_gimple_ip_invariant): New function.
3453 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3456 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3457 (ipcp_lat_is_insertable): All constants are insertable.
3458 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3459 IPA_CONST_VALUE_REF.
3460 (ipcp_initialize_node_lattices): Propagate all types of operands.
3461 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3462 (ipcp_create_replace_map): Reformat.
3463 (ipcp_need_redirect_p): Simplify.
3464 (ipcp_insert_stage): Check that argument is used before clonning.
3465 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3466 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3467 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3468 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3469 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3470 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3471 * tree-inline.c (tree_function_versioning): Add variables referenced by
3474 2008-08-23 Jan Hubicka <jh@suse.cz>
3477 * i386.c (standard_80387_constant_p): Use optimize_size.
3479 2008-08-23 Ira Rosen <irar@il.ibm.com>
3481 PR tree-optimization/37161
3482 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3483 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3484 (vect_determine_vectorization_factor): Move the scalar type
3485 retrieval to vect_get_smallest_scalar_type.
3486 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3487 scalar type. Remove redundant computation.
3488 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3489 (vect_get_slp_defs): Take the type of RHS into account if
3490 necessary by calling vect_get_smallest_scalar_type. Call
3491 vect_get_constant_vectors with additional argument.
3493 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3496 * doc/invoke.texi (Wwrite-strings): Clarify description.
3498 2008-08-23 Ira Rosen <irar@il.ibm.com>
3500 PR tree-optimization/37174
3501 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3502 def stmt is a part of the loop before accessing its stmt_vec_info.
3504 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3507 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3508 (*swap): New insn pattern.
3509 (*ashlqi3): Rename from ashlqi3 insn pattern.
3510 (ashlqi3): New expanders.
3511 (*lshrqi3): Rename from lshrqi3 insn pattern.
3512 (lshrqi3): New expanders.
3513 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3514 lshrqi3_const5, lshrqi3_const6): New splitters.
3515 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3516 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3519 2008-08-22 Richard Guenther <rguenther@suse.de>
3521 PR tree-optimization/37078
3522 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3523 [+INF, +INF] ranges.
3525 2008-08-22 Richard Guenther <rguenther@suse.de>
3527 PR tree-optimization/37143
3528 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3529 a conversion statement instead of a copy.
3531 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3535 CCCmode, CCOmode and CCSmode destination modes.
3538 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3539 from different units in a single alternative.
3540 (*vec_extractv2sf_1): Ditto.
3541 (*vec_extractv2si_0): Ditto.
3542 (*vec_extractv2si_1): Ditto.
3543 * config/i386/sse.md (sse2_storehpd): Ditto.
3544 (sse2_storelpd): Ditto.
3545 (sse2_loadhpd): Ditto.
3546 (sse2_loadlpd): Ditto.
3549 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3550 (popcountsi2): Ditto.
3551 (clzdi2_abm): Ditto.
3552 (popcountdi2): Ditto.
3553 (clzhi2_abm): Ditto.
3554 (popcounthi2): Ditto.
3556 2008-08-22 Richard Guenther <rguenther@suse.de>
3560 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3561 if the multiplication does not overflow.
3563 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3565 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3567 2008-08-21 Richard Henderson <rth@redhat.com>
3569 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3570 spurrious comma from test.
3571 * configure: Rebuild.
3573 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3576 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3579 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3581 * c-tree.h (grokfield): New argument.
3582 * c-decl.c (grokfield): Handle new location argument.
3583 * c-parser.c (c_parser_struct_declaration): Pass location to
3586 2008-08-21 Richard Guenther <rguenther@suse.de>
3588 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3590 2008-08-21 Jan Hubicka <jh@suse.cz>
3592 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3593 (cgraph_add_function_insertion_hook,
3594 cgraph_remove_function_insertion_hook,
3595 cgraph_call_function_insertion_hooks): New functions.
3596 * cgraph.h (cgraph_add_function_insertion_hook,
3597 cgraph_remove_function_insertion_hook,
3598 cgraph_call_function_insertion_hooks): Declare.
3599 * ipa-reference.c (function_insertion_hook_holder): New variable.
3600 (check_operand, look_for_address_of): When checking late, do not care
3601 about module bitmaps.
3602 (add_new_function): New function.
3603 (generate_summary): Register hooks; zero module bitmaps.
3604 (propagate): Unregister hooks.
3605 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3606 (add_new_function): New function.
3607 (generate_summary): Register hook.
3608 (propagate): Remove hook.
3610 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3612 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3613 * ipa-cp.c (ipcp_update_cloned_node): New function.
3614 (build_const_val): Handle functions correctly; bring type logic
3615 into sync with tree-inline.c
3616 (ipcp_init_stage): Take care of computing stuff needed by
3617 indirect inlining; update clones.
3618 (ipcp_generate_summary): Break out of ipcp_driver.
3619 (ipcp_driver): Do only execution and transformation.
3620 (pass_ipa_cp): Make IPA_PASS.
3621 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3623 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3624 ipcp, some info is already available.
3625 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3626 * tree-inline.c (remap_ssa_name): Unshare expression.
3628 2008-08-21 Richard Guenther <rguenther@suse.de>
3630 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3631 a PHI ask VN if it is already available.
3632 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3633 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3635 2008-08-21 Richard Guenther <rguenther@suse.de>
3638 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3639 makes sure to produce a result of the correct type.
3641 2008-08-21 Jan Hubicka <jh@suse.cz>
3642 Backport from LTO branch:
3644 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3645 Jan Hubicka <jh@suse.cz>
3648 (init_state, finish_state, set_function_state, generate_summary):
3650 (scan_stmt): Renamed from scan_function. Changed to keep state in
3651 local static vars rather than cgraph aux field.
3652 (propagate): Renamed from static_execute. Changed to keep state in
3653 local static vars rather than cgraph aux field.
3654 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3655 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3657 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3659 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3660 * ipa-reference.c (init_function_info, generate_summary,
3661 propagate): New functions.
3662 (analyze_function): Call init_function_info.
3663 (static_execute): Stripped into generate_summary and propagate.
3664 (pass_ipa_reference): Made into ipa_opt_pass.
3666 2008-08-21 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/37181
3669 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3671 (extract_range_from_unary_expr): Likewise.
3673 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3675 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3677 * toplev.h (pedwarn_at): Likewise.
3678 * builtins.c: Update all calls to pedwarn.
3679 * c-lex.c: Likewise.
3680 * toplev.c: Likewise.
3681 * c-tree.h: Likewise.
3682 * c-decl.c: Likewise.
3683 * c-errors.c: Likewise.
3684 * c-typeck.c: Likewise.
3685 * c-common.c: Likewise.
3686 * c-parser.c: Likewise.
3688 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3691 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3692 with MODE_VECTOR_INT mode.
3694 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3697 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3698 initialized outside the current module.
3699 (warn_uninitialized_var): Ignore left-hand side when walking the
3700 trees. Ignore address expressions. Examine VUSE operands in gimple
3701 statements with a variable declaration on the right-hand side.
3703 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3706 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3708 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3711 * c-common.c (conversion_warning): Do not warn if applying bit-and
3712 operator to unsigned constant that fits in the target type.
3714 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3717 * c-common.c (conversion_warning): Do not warn for artificial
3720 2008-08-20 Richard Guenther <rguenther@suse.de>
3722 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3723 (extract_range_from_binary_expr): Fall back to constant propagation.
3724 (extract_range_from_unary_expr): Likewise.
3726 2008-08-20 Richard Guenther <rguenther@suse.de>
3728 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3729 with TREE_THIS_VOLATILE on shared nodes.
3730 (fold_stmt_r): Likewise.
3732 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3735 * c-parser.c (c_parser_attributes): For keywords use canonical
3736 spelling for attr_name.
3738 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3740 * value-prof.c (check_counter): Revert wrong call to error.
3742 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3744 * profile.c: Update calls to inform.
3745 * value-prof.c: Update calls to inform.
3747 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3749 * diagnostic.c (inform): Add an explicit location_t parameter.
3750 * toplev.h (inform): Update declaration.
3751 * builtins.c: Update all calls to inform.
3752 * c-common.c: Likewise.
3753 * c-decl.c: Likewise.
3754 * c-opts.c: Likewise.
3755 * c-pch.c: Likewise.
3756 * c-pragma.c: Likewise.
3757 * c-typeck.c: Likewise.
3758 * coverage.c: Likewise.
3760 * toplev.c: Likewise.
3761 * tree-cfg.c: Likewise.
3762 * tree-ssa.c: Likewise.
3764 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3767 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3768 V2DI mode, for SSE4.1, use movq instead of vector set if the
3769 second element is zero and inter-unit moves are OK.
3771 2008-08-20 Richard Guenther <rguenther@suse.de>
3773 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3774 properly handle conversion/copy chains after tuplification.
3776 2008-08-20 Richard Guenther <rguenther@suse.de>
3778 * passes.c (init_optimization_passes): Move the second
3779 forwprop pass before alias computation. Remove the second
3780 DCE pass. Remove the first dominator and phi copy/const
3783 2008-08-20 Nick Clifton <nickc@redhat.com>
3785 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3786 support of this feature. Do not assume that a sufficiently new
3787 assembler will support the feature regardless of the target type.
3788 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3789 * configure: Regenerate.
3791 2008-08-20 Richard Guenther <rguenther@suse.de>
3793 * tree-vrp.c (found_in_subgraph): Remove.
3794 (live): New global static.
3795 (live_on_edge): New function.
3796 (blocks_visited): Remove.
3797 (register_edge_assert_for_2): Use live_on_edge.
3798 (find_conditional_asserts): Remove code dealing with
3799 found_in_subgraph. Do not walk the CFG.
3800 (find_switch_asserts): Likewise.
3801 (find_assert_locations_1): Renamed from find_assert_locations.
3802 Move finding assert locations for conditional and switch
3803 statements first. Update live bitmap. Do not walk the CFG.
3804 (find_assert_locations): New function.
3805 (insert_range_assertions): Remove entry of CFG walk.
3806 Adjust call to find_assert_locations.
3807 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3808 that only can appear because of fake exit edges but assert we
3809 never try to insert on those.
3810 (fini_pre): Do not remove fake exit edges here...
3811 (execute_pre): ...but here, before committing edge inserts.
3813 2008-08-19 Richard Guenther <rguenther@suse.de>
3815 * passes.c (init_optimization_passes): Exchange store-ccp
3818 2008-08-19 Rafael Espíndola <espindola@google.com>
3820 * varasm.c (weak_decls): Move earlier in the file.
3821 (assemble_external): Add weak decls to the weak_decls list.
3822 (declare_weak): Don't add decls to the weak_decls list.
3824 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3827 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3828 before (sse2_shufpd_<mode>).
3830 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3833 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3834 * tree.c (block_nonartificial_location): Likewise.
3836 2008-08-19 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/35972
3839 PR tree-optimization/23094
3840 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3842 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3843 handle MISALIGNED_INDIRECT_REF.
3844 (get_ref_from_reference_ops): New helper.
3845 (vn_reference_lookup_pieces): Walk the use-def chain using the
3846 alias-oracle if requested.
3847 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3848 walking the use-def chain.
3849 (compute_avail): But not here.
3850 (create_component_ref_by_pieces_1): Properly handle
3851 MISALIGNED_INDIRECT_REF.
3852 (do_regular_insertion): Handle fully redundant
3853 expressions after PHI-translation also for SSA_NAME values, not
3854 only constants. Correctly use edoubleprime for that.
3856 2008-08-19 Ira Rosen <irar@il.ibm.com>
3858 * tree-vectorizer.c (supportable_widening_operation): Support
3859 multi-step conversion, return the number of steps in such conversion
3860 and the required intermediate types.
3861 (supportable_narrowing_operation): Likewise.
3862 * tree-vectorizer.h (vect_pow2): New function.
3863 (supportable_widening_operation): Change argument types.
3864 (supportable_narrowing_operation): Likewise.
3865 (vectorizable_type_promotion): Add an argument.
3866 (vectorizable_type_demotion): Likewise.
3867 * tree-vect-analyze.c (vect_analyze_operations): Call
3868 vectorizable_type_promotion and vectorizable_type_demotion with
3869 additional argument.
3870 (vect_get_and_check_slp_defs): Detect patterns.
3871 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3873 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3874 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3875 according to the smallest type in the loop.
3876 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3877 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3878 supportable_widening_operation with correct arguments.
3879 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3880 operands lists according to the number of vector statements in left
3881 or right node, if exists.
3882 (vect_gen_widened_results_half): Remove unused argument.
3883 (vectorizable_conversion): Call supportable_widening_operation,
3884 supportable_narrowing_operation, and vect_gen_widened_results_half
3885 with correct arguments.
3886 (vectorizable_assignment): Change documentation, support multiple
3888 (vectorizable_operation): Likewise.
3889 (vect_get_loop_based_defs): New function.
3890 (vect_create_vectorized_demotion_stmts): Likewise.
3891 (vectorizable_type_demotion): Support loop-aware SLP and general
3892 multi-step conversion. Call vect_get_loop_based_defs and
3893 vect_create_vectorized_demotion_stmts for transformation.
3894 (vect_create_vectorized_promotion_stmts): New function.
3895 (vectorizable_type_promotion): Support loop-aware SLP and general
3896 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3898 (vectorizable_store): Change documentation, support multiple
3900 (vectorizable_load): Likewise.
3901 (vect_transform_stmt): Pass SLP_NODE to
3902 vectorizable_type_promotion and vectorizable_type_demotion.
3903 (vect_schedule_slp_instance): Move here the calculation of number
3904 of vectorized statements for each node from...
3905 (vect_schedule_slp): ... here.
3906 (vect_transform_loop): Call vect_schedule_slp without the last
3909 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3912 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3913 to == in assert statement.
3914 (vectorizable_reduction): Fix typo.
3916 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3919 * value-prof.c (check_counter): Dereference pointer to overall
3920 count when printing it.
3922 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3924 * profile.h: Really add it.
3926 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3928 * mcf.c: Really add it.
3930 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3931 Vinodha Ramasamy <vinodha@google.com>
3933 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3935 * value-prof.c (check_counter): Fix the counter if
3936 flag_profile_correction is true.
3937 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3938 tree_mod_subtract_transform):
3939 Follow check_counter parameter change.
3940 * common.opt (fprofile-correction): New option.
3942 * profile.h: Likewise.
3943 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3944 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3945 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3947 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3948 flag_profile_correction is set.
3950 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3952 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3954 2008-08-18 Tomas Bily <tbily@suse.cz>
3956 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3957 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3959 * tree-data-ref.c (split_constant_offset_1): Likewise.
3960 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3961 * tree-sra.c (sra_walk_expr): Likewise.
3962 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3963 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3964 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3965 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3967 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3968 * tree-vect-transform.c (vectorizable_type_demotion)
3969 (vectorizable_type_promotion): Likewise.
3970 * tree-inline.c (expand_call_inline):
3971 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3972 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3973 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3974 * expr.c (expand_expr_real_1): Likewise.
3975 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3976 (gimple_assign_unary_useless_conversion_p): Likewise.
3977 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3978 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3979 * fold-const.c (fold_unary): Likewise.
3980 * tree.h (CONVERT_EXPR_P): Likewise.
3981 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3982 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3984 (register_edge_assert_for_2, extract_range_from_unary_expr)
3985 (register_edge_assert_for_1): Likewise.
3987 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3989 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3990 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3991 (enum real_value_const): Delete.
3992 (get_real_const): Delete.
3993 * real.c (get_real_const): Delete.
3994 (dconst_e_ptr): Define.
3995 (dconst_third_ptr): Define.
3996 (dconst_sqrt2_ptr): Define.
3997 * builtins.c: Update all callers.
3999 2008-08-18 Richard Guenther <rguenther@suse.de>
4001 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4002 statement iterator after statement removal.
4004 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4006 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4007 (detect_processor_freebsd): Likewise.
4008 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4010 2008-08-18 Richard Guenther <rguenther@suse.de>
4012 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4013 and loads have the correct types.
4015 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4018 * c-opts.c (cpp_opts): Remove static.
4019 * c-parser.c (cpp_opts): Declare it extern.
4020 (disable_extension_diagnostics): Handle cpp options.
4021 (enable_extension_diagnostics): Likewise.
4023 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4025 * diagnostics.c (permerror_at): Rename as permerror.
4026 (permerror): Delete.
4027 * toplev.h: Likewise.
4029 2008-08-18 Richard Guenther <rguenther@suse.de>
4031 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4032 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4033 Move call_cdce before build_alias. Move copyrename2,
4034 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4035 right after final inlining.
4036 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4037 (pass_build_cfg): But instead via TODO_dump_func.
4039 2008-08-18 Richard Guenther <rguenther@suse.de>
4041 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4043 (scalarize_init): If we failed to generate some initializers
4044 do not generate zeros for not instantiated members. Instead
4045 rely on the copy out.
4046 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4047 about missing flow-sensitive alias info only if we have
4050 2008-08-17 Nick Clifton <nickc@redhat.com>
4052 * doc/extend.texi (Function Attributes): Fix typo in description
4053 if hot function attribute.
4055 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4056 Richard Sandiford <rdsandiford@googlemail.com>
4058 * doc/install.texi (--with-mips-plt): Document.
4059 * doc/invoke.texi (-mplt, -mno-plt): Document.
4060 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4061 and handle ${with_mips_plt}.
4062 * config/mips/mips.opt (mplt): New option.
4063 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4064 (TARGET_ABICALLS_PIC2): Likewise.
4065 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4066 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4067 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4068 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4069 to decide whether to output ".option picX" directives.
4070 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4071 Pass -call_nonpic rather than -KPIC for -mplt.
4072 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4073 on the command line. Also remove it when -mabi=64 is used without
4075 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4076 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4077 TARGET_ABICALLS_PIC0.
4078 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4080 (mips16_build_function_stub): Only output ".option pic" directives
4081 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4082 (mips16_build_call_stub): Fix comment and remove redundant
4083 ".set at"/"set .noat" directives.
4084 (mips_function_rodata_section): Use the default behaviour for
4085 TARGET_ABSOLUTE_ABICALLS.
4086 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4087 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4088 (mips_restore_gp): Do nothing if the current function doesn't use
4090 (mips_expand_prologue): Only save $gp if the current function uses it.
4091 Use a normal move for TARGET_ABICALLS_PIC0.
4092 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4094 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4096 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4097 of function when handling GLOBAL_POINTER_REGNUM.
4099 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4102 * common.opt (-fstack-check): Do not declare the variable here.
4103 (-fstack-check=): New option variant.
4104 * doc/invoke.texi (Code Gen Options): Document it.
4105 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4106 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4107 (STACK_CHECK_STATIC_BUILTIN): New macro.
4108 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4109 * opts.c: Include expr.h.
4110 (common_handle_option) <OPT_fold_stack_check_>: New case.
4111 <OPT_fstack_check>: Likewise.
4112 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4113 consistently in the test for variable-sized types. Adjust for
4114 new behaviour of flag_stack_check.
4115 * explow.c: Include except.h.
4116 (allocate_dynamic_stack_space): Do not take into account
4117 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4118 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4119 for variable-sized parameters. Treat all parameters whose size is
4120 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4121 stack checking is enabled.
4122 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4123 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4124 if generic stack checking is enabled.
4125 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4126 * reload1.c (reload): Likewise.
4127 * stmt.c (expand_decl): Assert that all automatic variables have
4128 fixed size at this point and remove dead code.
4129 * flags.h (stack_check_type): New enumeration type.
4130 (flag_stack_check): Declare.
4131 * toplev.c (flag_stack_check): New global variable.
4132 * Makefile.in (opts.o): Add dependency on EXPR_H.
4133 (explow.o): Add dependency on except.h.
4135 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4137 * config/avr/avr.c (avr_override_options): Reduce value of
4138 PARAM_INLINE_CALL_COST.
4140 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4142 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4143 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4144 lieu of TYPE_MODE (type) throughout.
4146 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4148 * config/arm/arm.c (add_minipool_backward_ref): Check for
4149 8-byte-aligned entries in second case of forcing insertion after a
4150 particular entry. Change third case to avoid inserting
4151 non-8-byte-aligned entries before 8-byte-aligned ones.
4153 2008-08-15 Richard Guenther <rguenther@suse.de>
4155 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4156 strip components for unknown size accesses.
4158 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4160 * config/s390/2097.md New file.
4161 * config/s390/s390.md ("z10prop" attribute): Define none,
4162 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4163 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4164 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4165 possible values and apply them to insns as appropriate.
4166 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4167 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4168 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4169 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4171 ("bfp" mode attribute): Removed. Every occurence replaced
4173 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4174 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4177 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4180 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4183 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4185 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4186 additional argument. Support reduction when duplication is needed due
4187 to data-types of different sizes in the loop.
4188 (get_initial_def_for_induction): Fix printout.
4189 (vect_get_vec_def_for_stmt_copy): Support case where the
4190 vec_stmt_for_operand is a phi node.
4191 (vectorizable_reduction): Support reduction when duplication is needed
4192 due to data-types of different sizes in the loop.
4193 (vectorizable_call): Remove restriction to not vectorize in case we
4194 have data-types of different sizes in the loop.
4195 (vectorizable_conversion): Likewise.
4196 (vectorizable_operation): Likewise.
4197 (vectorizable_type_demotion): Likewise.
4198 (vectorizable_type_promotion): Likewise.
4199 (vectorizable_induction): Add restriction to not vectorize in case
4200 we have data-types of different sizes in the loop.
4202 2008-08-14 Christophe Saout <christophe@saout.de>
4203 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4207 (*vec_concatv2di_rex64_sse4_1): Ditto.
4208 (*vec_concatv2di_rex64_sse): Ditto.
4210 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4213 * fold-const.c (fold_widened_comparison): Do not allow
4214 sign changes that change the result even if shorter type
4215 is wider than arg1_unw's type.
4217 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4219 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4220 Skip if the multilib testing specifies -march that does not
4221 agree with the one specified in the testcase.
4223 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4225 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4226 zero extend SImode values being converted to TFmode before passing
4229 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4231 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4232 __PPU__ when targeting the Cell/B.E. PPU processor.
4234 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4236 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4237 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4238 Rematerialize the static chain, if any.
4239 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4242 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4244 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4245 (new_loc_descr): Likewise.
4246 (add_loc_descr): Likewise.
4247 (size_of_loc_descr): Likewise.
4248 (size_of_locs): Likewise.
4249 (output_loc_operands): Likewise.
4250 (output_loc_sequence): Likewise.
4251 (new_reg_loc_descr): New.
4252 (build_cfa_loc): Use it.
4253 (build_cfa_aligned_loc): Likewise.
4254 (one_reg_loc_descriptor): Likewise.
4255 (based_loc_descr): Likewise.
4257 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4260 * doc/invoke.texi (Wmain): Update.
4261 * c-decl.c (start_decl): warn_main is only 0 or 1.
4262 (start_function): Likewise. Fix formatting.
4263 (finish_function): Delete redundant warning.
4264 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4265 * c-opts (c_common_handle_option): -Wall only has effect if
4266 warn_main is uninitialized. OPT_Wmain is automatically
4267 handled. -pedantic also enables Wmain.
4268 (c_common_post_options): Handle all logic for Wmain here.
4269 * c-common.c (warn_main): Delete.
4270 (check_main_parameter_types): Make pedwarns conditional on
4272 * c-common.h (warn_main): Delete.
4274 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4277 * expr.c (emit_group_store): Allocate stack temp with the
4278 largest alignment when copying from register to stack.
4280 2008-08-13 Richard Guenther <rguenther@suse.de>
4282 * tree.h (maybe_fold_offset_to_address): Declare.
4283 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4284 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4285 Likewise for POINTER_PLUS_EXPR.
4286 (maybe_fold_offset_to_reference): Enable disabled code.
4287 (maybe_fold_offset_to_address): New function.
4288 (fold_stmt_r): Use it.
4289 (fold_gimple_assign): Likewise.
4290 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4291 (gimplify_expr): Likewise.
4293 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4295 * toplev.h (pedwarn_at): Fix declaration.
4297 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4299 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4300 LINK_SPEC): Use %R in -Y P argument.
4302 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4305 * diagnostic.c (pedwarn_at): New.
4306 * toplev.h (pedwarn_at): Declare.
4307 * c-tree.h (build_enumerator): Update declaration.
4308 * c-decl.c (finish_enum): Update comment.
4309 (build_enumerator): Take a location parameter. Give a pedwarn but do
4310 not perform any conversion.
4311 * c-parser.c (c_parser_enum_specifier): Set correct location for
4314 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4317 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4318 expressions except for conversions to signed:1 bitfields. Handle
4319 COND_EXPR with constant operands.
4321 2008-08-13 Richard Guenther <rguenther@suse.de>
4323 PR tree-optimization/15255
4324 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4325 (struct oecount_s): New struct and VEC types.
4327 (oecount_hash): New function.
4328 (oecount_eq): Likewise.
4329 (oecount_cmp): Likewise.
4330 (zero_one_operation): New function.
4331 (build_and_add_sum): Likewise.
4332 (undistribute_ops_list): Perform un-distribution of multiplication
4333 and division on the chain of summands.
4334 (should_break_up_subtract): Also break up subtracts for factors.
4335 (reassociate_bb): Delete dead visited statements.
4336 Call undistribute_ops_list. Re-sort and optimize if it did something.
4337 * passes.c (init_optimization_passes): Move DSE before
4339 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4342 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4344 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4346 * doc/invoke.texi: Revert unintended checkin.
4348 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4351 * gcc.c (include_spec_function): Tweak call to find_a_file.
4353 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4356 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4357 and TRUTH_ORIF_EXPR.
4358 * dojump.c (do_jump): Likewise.
4360 PR tree-optimization/37084
4361 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4362 if id->regimplify, don't assume stmt is a cast assignment.
4364 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4366 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4368 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4371 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4374 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4376 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4377 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4379 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4380 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4381 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4382 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4383 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4385 * doc/tm.texi (Storage Layout): Remove documentation for
4386 TARGET_FLOAT_FORMAT.
4388 * simplify-rtx.c (simplify_binary_operation_1): Replace
4389 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4391 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4393 * real.h (struct real_format): New member has_sign_dependent_rounding.
4394 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4395 spu_single_format, ieee_double_format, mips_double_format,
4396 motorola_double_format, ieee_extended_motorola_format,
4397 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4398 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4399 mips_extended_format, ieee_quad_format, mips_quad_format,
4400 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4401 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4403 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4404 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4405 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4406 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4407 (ROUND_TOWARDS_ZERO): Likewise.
4409 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4410 (FLOAT_MODE_FORMAT): New macro.
4411 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4412 (MODE_COMPOSITE_P): ... this new macro.
4413 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4414 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4415 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4417 * flags.h: Include "real.h".
4419 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4420 REAL_MODE_FORMAT_COMPOSITE_P.
4421 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4423 * doc/tm.texi (Storage Layout): Remove documentation of
4424 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4425 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4426 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4427 they only apply to libgcc2.a.
4429 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4431 * config/spu/float_disf.c: New file.
4432 * config/spu/float_unsdisf.c: New file.
4433 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4434 (LIB2FUNCS_EXCLUDE): Define.
4436 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4437 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4439 * real.h (struct real_format): New member round_towards_zero.
4440 * real.c (round_for_format): Respect fmt->round_towards_zero.
4441 (ieee_single_format, mips_single_format, motorola_single_format,
4442 spu_single_format, ieee_double_format, mips_double_format,
4443 motorola_double_format, ieee_extended_motorola_format,
4444 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4445 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4446 mips_extended_format, ieee_quad_format, mips_quad_format,
4447 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4448 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4450 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4451 real_format to choose rounding mode when calling MPFR functions.
4452 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4453 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4455 * real.h (real_to_decimal_for_mode): Add prototype.
4456 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4457 Respect target rounding mode when generating decimal representation.
4458 (real_to_decimal): New stub for backwards compatibility.
4459 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4460 real_to_decimal_for_mode instead of real_to_decimal.
4462 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4464 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4465 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4467 * real.c (spu_single_format): New variable.
4468 * real.h (spu_single_format): Declare.
4470 * config/spu/spu.c (spu_override_options): Install SFmode format.
4471 (spu_split_immediate): Use integer mode to operate on pieces of
4472 floating-point values in all cases.
4474 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4475 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4476 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4478 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4480 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4482 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4484 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4486 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4489 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4490 on the VAR_DECL instead of TYPE_READONLY on its type.
4492 2008-08-12 Ira Rosen <irar@il.ibm.com>
4494 * tree-vectorizer.c: Depend on langhooks.h.
4495 (supportable_widening_operation): Add two arguments. Support double
4497 (supportable_narrowing_operation): Likewise.
4498 * tree-vectorizer.h (supportable_widening_operation): Add two
4500 (supportable_narrowing_operation): Likewise.
4501 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4502 supportable_widening_operation with correct arguments.
4503 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4504 (vectorizable_type_demotion): Support double type conversions.
4505 (vectorizable_type_promotion): Likewise.
4506 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4508 2008-08-11 Michael Matz <matz@suse.de>
4510 * i386/i386.c (override_options): Move initialisation from
4511 flag_schedule_insns_after_reload to here from ...
4512 (optimization_options): ... here.
4514 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4516 PR rtl-optimization/36998
4517 * dwarf2out.c (compute_barrier_args_size_1,
4518 compute_barrier_args_size): Temporarily remove assertions.
4520 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4523 * tree-ssa.c (struct walk_data): Add new flag
4524 warn_possibly_uninitialized.
4525 (warn_uninitialized_var): Use it.
4526 (warn_uninitialized_vars): New.
4527 (execute_early_warn_uninitialized): Call it.
4528 (execute_late_warn_uninitialized): Likewise.
4530 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4533 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4536 2008-08-09 Jan Hubicka <jh@suse.cz>
4539 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4541 (expand_fix): Be prepared for expansion to fail.
4542 (expand_sfix_optab): Remove instructions if expansion failed.
4544 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4546 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4548 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4549 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4551 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4553 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4554 mips/t-libgcc-mips16 to tmake_file.
4555 * config/mips/mips-protos.h (mips_call_type): New enum.
4556 (mips_pic_base_register, mips_got_load): Declare.
4557 (mips_restore_gp): Take an rtx argument.
4558 (mips_use_pic_fn_addr_reg_p): Declare.
4559 (mips_expand_call): Replace the sibcall_p argument with
4560 a mips_call_type argument. Add a lazy_p parameter.
4561 (mips_split_call): Declare.
4562 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4563 (MIPS16_PIC_TEMP): Likewise.
4564 (reg_class): Delete M16_NA_REGS.
4565 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4566 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4567 (mips_split_hi_p): Declare.
4568 * config/mips/mips.c (mips_split_hi_p): New array.
4569 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4570 (mips_got_symbol_type_p): New function.
4571 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4572 (mips16_stub_function_p): New function.
4573 (mips16_local_function_p): Likewise.
4574 (mips_use_pic_fn_addr_reg_p): Likewise.
4575 (mips_cannot_force_const_mem): Return false for HIGHs.
4576 Extend CONST_INT and symbolic handling to MIPS16, using
4577 mips_symbol_insns to check that the base symbol type is a
4578 legitimate constant. Reject GOT-based constants if
4579 TARGET_MIPS16_PCREL_LOADS.
4580 (mips_const_insns): Check targetm.cannot_force_const_mem when
4581 decomposing a symbolic base and a large offset.
4582 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4583 When calling a function that needs $25 from MIPS16 code,
4584 move the target address into $25 separately and add a USE
4586 (mips16_gp_pseudo_reg): Insert the initializer immediately
4587 before the first real insn.
4588 (mips_pic_base_register, mips_got_load): New functions.
4589 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4590 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4591 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4592 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4593 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4594 also passing NULL_RTX rather than const0_rtx as the aux argument.
4595 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4596 instead of TARGET_EXPLICIT_RELOCS.
4597 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4598 (mips_load_call_address): Replace the sibcall_p argument with
4599 a mips_call_type argument. Use mips_got_load.
4600 (mips16_local_alias): New structure.
4601 (mips16_local_aliases): New variable.
4602 (mips16_local_aliases_hash): New function.
4603 (mips16_local_aliases_eq): Likewise.
4604 (mips16_local_alias): Likewise.
4605 (mips16_stub_function): Likewise.
4606 (mips16_build_function_stub): Create a local alias for the target
4607 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4608 .cpload directive and an R_MIPS_NONE relocation for the target
4609 function, then load the alias rather than the function itself.
4610 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4611 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4612 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4613 (mips16_build_call_stub): Replace the FN parameter with an
4614 FN_PTR parameter. Force the address into a register if it
4615 isn't a call_insn_operand; don't rely on the caller to do this.
4616 If a call to a locally-defined and locally-binding MIPS16
4617 function must be made indirectly, redirect the call to the
4618 function's local alias. Use mips16_stub_function_p,
4619 mips16_stub_function, mips_expand_call and use_reg.
4620 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4621 Use explicit %hi and %lo accesses where possible.
4622 Use MIPS_CALL to generate the correct code form of a
4623 jal instruction. Add clobbers of $18 instead of uses.
4624 Update the call to mips_emit_call_insn.
4625 (mips_expand_call): Replace the SIBCALL_P argument with a
4626 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4627 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4628 allowing it to modify the call address. Update the calls to
4629 mips_load_call_address and mips_emit_call_insn.
4630 (mips_split_call): New function.
4631 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4632 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4633 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4634 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4635 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4637 (mips_cprestore_slot): New function.
4638 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4639 and use mips_cprestore_slot.
4640 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4642 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4643 then use a copygp_mips16 instruction to set up $28.
4644 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4645 (mips16_lay_out_constants): Call split_all_insns_noflow.
4646 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4647 false if TARGET_MIPS16.
4648 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4649 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4650 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4651 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4652 MIPS16 code. Allow MIPS16 o32 PIC.
4653 (mips_override_options): Allow MIPS16 o32 PIC.
4654 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4655 after reload if TARGET_USE_GOT.
4656 (UNSPEC_COPYGP): New constant.
4657 (length): Use a default length of 8 for MIPS16 GOT loads.
4658 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4659 (*got_page<mode>): Check mips_split_hi_p.
4660 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4661 (unspec_got<mode>, unspec_call<mode>): New expanders.
4662 (load_got<mode>, load_call<mode>): Remove the length attributes.
4663 Use a got attribute instead of a type attribute.
4664 (copygp_mips16): New insn.
4665 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4666 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4667 (sibcall, sibcall_value, call, call_value): Update the calls
4668 to mips_expand_call.
4669 (call_internal, call_value_internal): Use mips_split_call.
4670 (call_value_multiple_internal): Likewise.
4671 (call_split): Move after call_internal (the insn it is split from).
4672 (call_internal_direct, call_value_internal_direct): Turn into
4673 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4674 (call_direct_split, call_value_direct_split): New patterns.
4675 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4676 and use M16_REGS instead of M16_NA_REGS.
4677 * config/mips/predicates.md (const_call_insn_operand): Replace
4678 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4679 mips_use_pic_fn_addr_reg_p check.
4680 (move_operand): Reject HIGHs if mips_split_hi_p.
4681 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4682 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4683 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4684 * config/mips/libgcc-mips16.ver: New file.
4685 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4686 $(srcdir)/config/mips/libgcc-mips16.ver.
4688 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4690 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4691 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4692 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4693 (mips16_cfun_returns_in_fpr_p): Likewise.
4695 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4697 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4698 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4699 rather than 4 to PC.
4701 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4703 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4704 (FUNCTION_PROFILER): Save the static chain pointer into $2
4705 beforehand and restore it aftewards.
4706 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4707 address directly into $25 and call the function through $25;
4708 do not clobber $3. Pad the DImode version to cover the space
4709 left by the deleted $25 <- $3 move.
4710 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4711 the removal of the $25 <- $3 move.
4712 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4713 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4715 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4716 Daniel Jacobowitz <dan@codesourcery.com>
4718 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4719 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4720 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4721 * config/mips/mips.c (mips_start_function_definition): New function.
4722 (mips_end_function_definition): Likewise.
4723 (mips_output_function_prologue): Use mips_start_function_definition.
4724 (mips_output_function_epilogue): Use mips_end_function_definition.
4725 (build_mips16_function_stub): Use mips_start_function_definition
4726 and mips_end_function_definition.
4727 (build_mips16_call_stub): Likewise.
4729 2008-08-09 Richard Guenther <rguenther@suse.de>
4731 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4732 * gimple.h (gimple_call_fn): Adjust comment.
4733 (gimple_call_set_fndecl): New function.
4734 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4735 longer having bare FUNCTION_DECL operand.
4736 (gimple_call_return_type): Likewise.
4737 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4739 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4740 (gimple_mod_pow2): Likewise.
4741 (gimple_mod_subtract): Likewise.
4742 (gimple_ic): Likewise.
4743 (gimple_stringop_fixed_value): Likewise.
4744 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4745 longer having bare FUNCTION_DECL operand.
4746 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4747 * omp-low.c (optimize_omp_library_calls): Likewise.
4748 * cgraphunit.c (update_call_expr): Likewise.
4749 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4750 (execute_convert_to_rsqrt): Likewise.
4751 * cfgexpand.c (gimple_to_tree): Simplify.
4752 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4753 bare FUNCTION_DECL operand.
4754 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4755 (convert_gimple_call): Use gimple_call_fndecl.
4756 * c-common.c (c_warn_unused_result): Likewise.
4758 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4761 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4762 (c_finish_return): Likewise.
4763 (c_start_case): Likewise.
4764 * c-common.c (warn_for_collisions_1): Use explicit location in
4766 * c-parser.c (c_parser_condition): New. Call
4767 verify_sequence_points.
4768 (c_parser_paren_condition): Call c_parser_condition.
4769 (c_parser_for_statement): Call c_parser_condition.
4771 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4774 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4775 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4776 Moved from diagnostic.h
4777 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4779 (emit_diagnostic): New.
4780 (warning0, pedwarn0): Delete.
4781 (warning, warning_at, pedwarn, permerror): Return bool.
4782 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4783 Moved to diagnostic.c.
4784 (struct diagnostic_context): Use correct type for
4785 classify_diagnostic.
4786 (diagnostic_report_diagnostic): Update declaration.
4787 (emit_diagnostic): Declare.
4788 * errors.c (warning): Return bool.
4789 * errors.h (warning): Update declaration.
4790 * toplev.h (warning0, pedwarn0): Delete.
4791 (warning, warning_at, pedwarn, permerror): Return bool.
4792 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4793 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4794 inform. Update all calls.
4795 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4796 before giving informative note.
4797 (implicit_decl_warning): Likewise.
4798 * c-typeck.c (build_function_call): Likewise.
4799 * tree-sssa.c (warn_uninit): Likewise.
4800 * builtins.c (gimplify_va_arg_expr): Likewise.
4802 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4805 * doc/invoke.texi (-Wextra): Move warning from here...
4806 (-Wuninitialized): ... to here.
4808 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4811 * flags.h (set_Wunused): Delete
4812 * toplev.c (process_options): Handle Wunused flags here.
4813 * opts.c (maybe_warn_unused_parameter): Delete.
4814 (common_handle_option): Replace set_Wunused by warn_unused.
4815 (set_Wextra): Do not handle Wunused-parameter here.
4816 (set_Wunused): Delete.
4817 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4819 * common.opt (Wunused): Add Var and Init.
4820 (Wunused-function): Likewise.
4821 (Wunused-label): Likewise.
4822 (Wunused-parameter): Likewise.
4823 (Wunused-value): Likewise.
4824 (Wunused-variable): Likewise.
4826 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4828 * doc/invoke.texi: Add cpu_type power7.
4829 * config.in (HAVE_AS_VSX): New.
4830 * config.gcc: Add cpu_type power7.
4831 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4833 * configure: Regenerate.
4834 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4836 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4837 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4838 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4840 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4842 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4843 type to vectorize.builtin_conversion.
4844 (vectorizable_conversion): Likewise.
4845 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4846 integral type as input.
4847 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4849 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4850 and ALTIVEC_BUILTIN_VCTSXS.
4851 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4854 2008-08-08 Richard Guenther <rguenther@suse.de>
4856 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4857 (surely_varying_stmt_p): Calls are varying only if they are
4858 non-builtin and not indirect or have no result.
4859 (ccp_fold): Re-instantiate code before the tuples merge.
4861 2008-08-08 Richard Guenther <rguenther@suse.de>
4863 PR tree-optimization/37056
4864 * gimple.h (gimple_assign_rhs_class): New helper function.
4865 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4866 unary operations properly.
4868 2008-08-07 Jan Hubicka <jh@suse.cz>
4870 * i386.h (ix86_size_cost): Declare.
4871 (ix86_cur_cost): New function macro.
4872 * i386.md (peepholes expanding size and splitters): Predicate by
4873 optimize_insn_for_speed_p.
4874 (peepholes reduce size and splitters): Predicate by
4875 optimize_insn_for_size_p.
4876 * i386.c (ix86_size_cost): Rename from ...
4877 (size_cost): This one.
4878 (override_options): Update.
4879 (decide_alg): Likewise.
4880 (ix86_expand_clear): Use RTL profile.
4881 (ix86_pad_returns): Use RTL profile.
4883 2008-08-07 Jan Hubicka <jh@suse.cz>
4885 * recog.c (split_all_insns): Set RTL profile
4886 (peephole2_optimize): Likewise.
4887 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4888 * combine.c (combine_instructions): Likewise.
4890 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4892 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4894 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4896 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4897 value in a6 after the set_frame_ptr insn.
4899 2008-08-07 Richard Henderson <rth@redhat.com>
4902 * gcc.c (cpp_options): Pass along -g*.
4904 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4906 * config/arm/arm.c (output_move_neon): Update comment describing
4907 big-endian vector layout.
4908 (arm_assemble_integer): Do not handle big-endian NEON vectors
4910 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4911 neon_vget_lane<mode>_sext_internal,
4912 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4913 element indices for big-endian.
4915 2008-08-07 Richard Henderson <rth@redhat.com>
4917 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4918 * configure, config.in: Rebuild.
4919 * debug.h (dwarf2out_do_cfi_asm): Declare.
4920 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4921 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4922 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4923 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4925 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4927 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4928 movv2si_internal): Combine into mov<mode>_internal.
4929 (movv2si_internal_2): Remove.
4931 2008-08-07 Jan Hubicka <jh@suse.cz>
4934 * i386.md (single stringop patterns): Enable unconditionally.
4936 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4939 * config/i386/emmintrin.h (_mm_move_epi64): Use
4940 __builtin_ia32_movq128.
4942 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4943 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4945 * config/i386/sse.md (sse2_movq128): New.
4947 * doc/extend.texi: Document __builtin_ia32_movq128.
4949 2008-08-07 Richard Guenther <rguenther@suse.de>
4952 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4953 pointers can access anything.
4955 2008-08-06 Jan Hubicka <jh@suse.cz>
4957 * optabs.c (emit_unop_insn): Break out to ...
4958 (maybe_emit_unop_insn): ... this one.
4959 (expand_sfix_optab): Use maybe variant.
4960 * optabs.h (maybe_emit_unop_insn): Declare.
4962 * i386.md (mov0 patterns): Enable by default.
4963 (FP conversion expanders): Disable expansion of code expanding
4964 sequences when instruction should be optimized for size.
4965 (single strinop patterns): Enable when optimizing for size.
4966 (string expanders): Disable expanding of code expanding sequences
4967 when optimizning instruction for size.
4968 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4970 (ix86_fp_comparison_sahf_cost): Likewise.
4971 (ix86_expand_branch): Likewise.
4972 (ix86_expand_ashl_const): Likewise.
4973 (ix86_split_ashl): Likewise.
4974 (ix86_expand_strlen): Likewise.
4975 (ix86_emit_fp_unordered_jump): Likewie.
4977 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4979 * c-common.c: Fix typo.
4980 (c_common_reswords): Activate more C++ keyword warnings.
4982 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4984 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4987 * diagnostic.c (permerror_at): New.
4988 * toplev.h (permerror_at): Declare.
4990 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4991 Ira Rosen <irar@il.ibm.com>
4993 * tree-vect-transform.c (vect_model_simple_cost): Return
4994 immediately if stmt is pure SLP.
4995 (vect_model_store_cost): Ditto.
4996 (vect_model_load_cost): Ditto.
4997 (vectorizable_store): Remove PURE_SLP check before call
4998 to vect_model_store_cost.
4999 (vect_model_store_cost): When checking whether stmt describe
5000 strided access, add a check that it is not slp_node.
5002 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5005 * c-common.c (warn_for_sign_compare): New. Handle separately the
5006 case that 'constant' is zero.
5007 * c-typeck.c (build_binary_op): Move code to c-common.c
5009 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * config/alpha/alpha.c (alpha_preferred_reload_class,
5012 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5013 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5014 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5015 * config/arm/arm.md: Likewise.
5016 * config/avr/avr-protos.h (preferred_reload_class,
5017 test_hard_reg_class, avr_simplify_comparison_p,
5018 out_shift_with_cnt, class_max_nregs): Likewise.
5019 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5020 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5021 preferred_reload_class, test_hard_reg_class): Likewise.
5022 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5023 bfin_memory_move_cost, bfin_secondary_reload,
5024 bfin_output_mi_thunk): Likewise.
5025 * config/crx/crx.c (crx_secondary_reload_class,
5026 crx_memory_move_cost): Likewise.
5027 * config/frv/frv-protos.h (frv_secondary_reload_class,
5028 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5029 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5030 frv_secondary_reload_class, frv_class_likely_spilled_p,
5031 frv_class_max_nregs): Likewise.
5032 * config/h8300/h8300.c (h8300_classify_operand,
5033 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5035 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5036 * config/ia64/ia64.c (ia64_preferred_reload_class,
5037 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5038 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5039 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5041 * config/m68hc11/m68hc11.c (preferred_reload_class,
5042 m68hc11_memory_move_cost): Likewise.
5043 * config/mcore/mcore.c (mcore_secondary_reload_class,
5044 mcore_reload_class): Likewise.
5045 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5046 mips_class_max_nregs, mips_cannot_change_mode_class,
5047 mips_preferred_reload_class, mips_secondary_reload_class,
5048 mips_output_mi_thunk): Likewise.
5049 * config/mmix/mmix.c (mmix_preferred_reload_class,
5050 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5052 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5054 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5055 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5056 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5057 * config/rs6000/rs6000.c (paired_expand_vector_init,
5058 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5059 compare_section_name, rs6000_memory_move_cost): Likewise.
5060 * config/s390/s390.c (s390_emit_compare_and_swap,
5061 s390_preferred_reload_class, s390_secondary_reload,
5062 legitimize_pic_address, legitimize_tls_address,
5063 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5064 s390_class_max_nregs): Likewise.
5065 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5066 * config/s390/s390.md: Likewise.
5067 * config/score/score-protos.h (score_secondary_reload_class,
5068 score_preferred_reload_class): Likewise.
5069 * config/score/score.c (score_preferred_reload_class,
5070 score_secondary_reload_class): Likewise.
5071 * config/score/score3.c (score3_output_mi_thunk,
5072 score3_preferred_reload_class, score3_secondary_reload_class,
5073 score3_hard_regno_mode_ok): Likewise.
5074 * config/score/score3.h (score3_preferred_reload_class,
5075 score3_secondary_reload_class): Likewise.
5076 * config/score/score7.c (score7_output_mi_thunk,
5077 score7_preferred_reload_class, score7_secondary_reload_class,
5078 score7_hard_regno_mode_ok): Likewise.
5079 * config/score/score7.h (score7_preferred_reload_class,
5080 score7_secondary_reload_class): Likewise.
5081 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5082 output_branchy_insn, add_constant, gen_block_redirect,
5083 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5084 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5086 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5087 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5088 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5089 xstormy16_preferred_reload_class): Likewise.
5090 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5091 xtensa_expand_atomic, override_options,
5092 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5094 * reorg.c (try_merge_delay_insns): Likewise.
5095 * tree.c (merge_dllimport_decl_attributes): Likewise.
5097 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5099 2008-08-06 Michael Matz <matz@suse.de>
5101 * Makefile.in (write_entries_to_file): Quote words.
5102 * gengtype.c: (read_input_line): Skip over leading white-space.
5104 2008-08-06 Marc Gauthier <marc@tensilica.com>
5106 * config.gcc: Match more processor names for Xtensa.
5107 * configure.ac: Likewise.
5108 * doc/install.texi (Specific): Likewise.
5109 * configure: Regenerate.
5111 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5113 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5114 * calls.c (avoid_likely_spilled_reg): Likewise.
5115 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5116 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5117 * config/i386/i386.c (ix86_expand_special_args_builtin,
5118 ix86_secondary_reload): Likewise.
5119 * except.c (struct eh_region, gen_eh_region_catch,
5120 remove_unreachable_regions, duplicate_eh_regions,
5121 assign_filter_values, build_post_landing_pads,
5122 sjlj_find_directly_reachable_regions, remove_eh_handler,
5123 reachable_next_level, foreach_reachable_handler,
5124 can_throw_internal_1, can_throw_external_1,
5125 collect_one_action_chain): Likewise.
5126 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5127 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5128 * function.c (update_temp_slot_address, instantiate_new_reg,
5129 instantiate_virtual_regs_in_rtx,
5130 instantiate_virtual_regs_in_insn): Likewise.
5131 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5132 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5133 gimplify_cleanup_point_expr): Likewise.
5134 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5135 * passes.c (next_pass_1): Likewise.
5136 * print-tree.c (print_node_brief, print_node): Likewise.
5137 * profile.c (branch_prob): Likewise.
5138 * tree-dump.c (dump_register): Likewise.
5139 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5141 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5142 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5143 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5144 copy_arguments_for_versioning, copy_static_chain): Likewise.
5145 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5146 add_new_name_mapping, register_new_name_mapping): Likewise.
5147 * tree-mudflap.c (mf_xform_derefs): Likewise.
5148 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5149 get_init_expr, combine_chains): Likewise.
5150 * tree-pretty-print.c (dump_generic_node): Likewise.
5151 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5152 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5153 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5154 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5156 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5159 * calls.c (expand_call): Use the biggest preferred stack
5162 2008-08-06 Michael Matz <matz@suse.de>
5165 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5166 for reused reload, instead of overwriting them.
5168 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5171 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5172 for incoming stack boundary.
5174 * function.c (assign_parm_find_entry_rtl): Update
5175 parm_stack_boundary.
5177 * function.h (rtl_data): Add parm_stack_boundary.
5179 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5180 parm_stack_boundary for incoming stack boundary.
5182 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5184 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5185 for unrepresentable subregs or treat them as equal to other regs
5186 or subregs with the same register number.
5188 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5191 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5194 2008-08-06 Jan Hubicka <jh@suse.cz>
5196 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5197 frequencies might be hot.
5199 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5201 * reload.c (find_reloads): Force constants into literal pool
5202 also if they are wrapped in a SUBREG.
5204 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5207 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5208 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5209 Don't allow predicated instructions for data speculation.
5210 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5213 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5215 * haifa-sched.c (extend_global): Split to extend_global_data and
5216 extend_region_data. Update all uses.
5217 (extend_all): Rename to extend_block_data.
5219 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5221 * sched-rgn.c (new_ready): Check if instruction can be
5222 speculatively scheduled before attempting speculation.
5223 (debug_rgn_dependencies): Remove wrongful assert.
5225 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5227 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5229 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5231 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5232 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5233 va_size, and type_size.
5235 2008-08-04 Jason Merrill <jason@redhat.com>
5238 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5239 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5241 2008-08-05 Richard Henderson <rth@redhat.com>
5243 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5244 * configure: Rebuild.
5246 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5249 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5250 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5253 2008-08-05 Richard Henderson <rth@redhat.com>
5255 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5256 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5257 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5258 * common.opt (fdwarf2-cfi-asm): New.
5259 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5260 * config.in, configure: Rebuild.
5261 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5262 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5263 (dw2_force_const_mem): Externalize.
5264 * dwarf2asm.h: Update.
5265 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5266 generate a real label.
5267 (output_cfi_directive): New.
5268 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5269 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5270 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5272 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5273 (output_loc_operands_raw, output_loc_sequence_raw): New.
5274 (output_cfa_loc_raw): New.
5276 2008-08-05 Paul Brook <paul@codesourcery.com>
5278 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5279 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5280 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5281 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5282 * config/arm/arm.h (TARGET_VFPD32): Define.
5283 (TARGET_VFP3): Use TARGET_VFPD32.
5284 (fputype): Add FPUTYPE_VFP3D16.
5285 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5286 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5287 * config/arm/arm-cores.def: Add cortex-r4f.
5288 * config/arm/arm-tune.md: Regenerate.
5290 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5292 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5293 Reword some comments throughout the file.
5295 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5296 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5297 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5298 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5300 (MFC_START_ENABLE): Remove PPU-only define.
5301 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5302 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5304 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5305 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5306 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5307 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5308 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5309 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5310 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5312 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5313 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5314 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5315 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5317 (spu_read_machine_status): Fix typo.
5319 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5321 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5322 SUBREG of multi-word hard register.
5323 * config/spu/spu.c (valid_subreg): Likewise.
5324 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5326 2008-08-04 Richard Guenther <rguenther@suse.de>
5328 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5329 the candidate with the stripped base if that base is different
5330 from the original base even for offset zero.
5332 2008-08-04 Richard Guenther <rguenther@suse.de>
5335 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5336 check for no_overflow.
5338 2008-08-04 Richard Guenther <rguenther@suse.de>
5340 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5342 2008-08-04 Paul Brook <paul@codesourcery.com>
5344 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5345 (arm_order_regs_for_local_alloc): New function.
5346 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5348 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5350 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5353 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5354 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5355 (ix86_expand_epilogue): Likewise.
5357 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5359 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5362 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5364 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5365 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5366 (*movv2sf_internal_rex64): Ditto.
5368 2008-08-03 Jan Hubicka <jh@suse.cz>
5370 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5371 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5372 * expmed.c (expand_smod_pow2): Likewise.
5374 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5377 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5378 alternative 0 of operand 1.
5379 (*vec_concatv2di_rex64_sse): Ditto.
5380 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5382 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5383 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5384 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5385 (*movv2sf_internal_rex64): Ditto.
5387 2008-08-02 Richard Guenther <rguenther@suse.de>
5390 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5391 (ssedoublesizemode): New mode attribute.
5392 (sse_shufps): Call gen_sse_shufps_v4sf.
5393 (sse_shufps_1): Macroize.
5394 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5395 (sse2_shufpd_1): Macroize.
5396 (vec_extract_odd, vec_extract_even): New expanders.
5397 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5398 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5399 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5400 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5401 (ix86_expand_vector_set): Likewise.
5402 (ix86_expand_reduc_v4sf): Likewise.
5404 2008-08-01 Doug Kwan <dougkwan@google.com>
5406 * matrix-reorg.c: Re-enable all code.
5407 (struct malloc_call_data): Change CALL_STMT to gimple type.
5408 (collect_data_for_malloc_call): Tuplify.
5409 (struct access_site_info): Change STMT to gimple type.
5410 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5411 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5412 (struct free_info): Change STMT to gimple type.
5413 (struct matrix_access_phi_node): Change PHI to gimple type.
5414 (get_inner_of_cast_expr): Remove.
5415 (may_flatten_matrices_1): Tuplify.
5416 (may_flatten_matrices): Ditto.
5417 (mark_min_matrix_escape_level): Ditto.
5418 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5419 (ssa_accessed_in_call_rhs): New
5420 (ssa_accessed_in_assign_rhs): New
5421 (record_access_alloc_site_info): Tuplify.
5422 (add_allocation_site): Ditto.
5423 (analyze_matrix_allocation_site): Ditto.
5424 (analyze_transpose): Ditto.
5425 (get_index_from_offset): Ditto.
5426 (update_type_size): Ditto.
5427 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5428 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5429 (analyze_accesses_for_phi_node): Tuplify.
5430 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5431 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5432 (analyze_matrix_accesses): Tuplify.
5433 (check_var_data): New call-back type for check_var_notmodified_p.
5434 (check_var_notmodified_p): Tuplify and use call-back struct to
5435 return statement found.
5436 (can_calculate_expr_before_stmt): Factor out statement related code
5438 (can_calculate_stmt_before_stmt): New.
5439 (check_allocation_function): Tuplify.
5440 (find_sites_in_func): Ditto.
5441 (record_all_accesses_in_func): Ditto.
5442 (transform_access_sites): Ditto.
5443 (transform_allocation_sites): Ditto.
5444 (matrix_reorg): Re-enable.
5445 (gate_matrix_reorg): Re-enable.
5447 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5449 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5450 for labels for which it hasn't been set yet. If it has been set,
5451 stop walking insns and continue with next worklist item.
5452 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5453 if the only BARRIER is at the very end of a function.
5455 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5457 * cfgexpand.c (expand_stack_alignment): Assert that
5458 stack_realign_drap and drap_rtx must match.
5460 * function.c (instantiate_new_reg): If DRAP is used to realign
5461 stack, replace virtual_incoming_args_rtx with internal arg
5464 2008-08-01 Richard Guenther <rguenther@suse.de>
5466 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5467 loop information only if we initialized it.
5468 (execute_pre): Call fini_pre with in_fre.
5469 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5470 if we do not unroll because we hit max-completely-peeled-insns.
5471 Use our estimation for consistency, do allow shrinking.
5473 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5475 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5476 with MIN_STACK_BOUNDARY.
5477 (ix86_update_stack_boundary): Likewise.
5478 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5481 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5482 (MIN_STACK_BOUNDARY): This.
5484 2008-08-01 Richard Guenther <rguenther@suse.de>
5487 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5489 2008-08-01 Richard Guenther <rguenther@suse.de>
5491 PR tree-optimization/36988
5492 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5493 do not matter if that doesn't change volatile qualification.
5495 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5497 * configure.ac: Do not generate libada-mk. Do not subst
5499 * libada-mk.in: Remove.
5500 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5501 * configure: Regenerate.
5503 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5505 * tree-pass.h: Added comment about not dumping passes with name
5506 starting with star in struct opt_pass.
5507 * passes.c (register_dump_files_1): Don't do dump for a pass with
5508 name starting with star.
5509 * doc/passes.texi (Pass manager): Mention pass names and special
5510 meaning of star prefix to avoid dump.
5512 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5514 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5516 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5517 (ISA_MIPS64R2): New macro.
5518 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5519 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5520 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5521 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5522 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5523 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5524 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5525 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5526 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5527 Move up to keep list alphabetically sorted.
5528 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5529 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5531 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5532 (-march=@var{arch}): Add mips64r2.
5534 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5536 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5538 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5540 * expr.c (expand_assignment): Check for complete type.
5542 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5545 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5547 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5548 for stack alignment.
5550 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5552 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5554 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5555 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5557 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5559 PR rtl-optimization/36419
5560 * dwarf2out.c (barrier_args_size): New variable.
5561 (compute_barrier_args_size, compute_barrier_args_size_1): New
5563 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5564 if not called yet in the current function, use barrier_args_size
5565 array to find the new args_size value.
5566 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5568 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5571 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5574 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5577 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5578 (dwarf2out_stack_adjust): Use it.
5579 (dwarf2out_frame_debug_expr): Likewise.
5581 2008-07-31 Richard Guenther <rguenther@suse.de>
5583 PR tree-optimization/36978
5584 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5585 the generated condition.
5587 2008-07-31 Richard Guenther <rguenther@suse.de>
5589 * passes.c (init_optimization_passes): Always call
5590 pass_early_warn_uninitialized.
5591 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5592 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5593 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5595 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5598 * builtins.c (maybe_emit_free_warning): New function.
5599 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5600 maybe_emit_free_warning for BUILT_IN_FREE.
5603 * dwarf2out.c (get_context_die): New function.
5604 (force_decl_die, force_type_die): Use it.
5605 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5606 returns NULL, force generation of DW_TAG_typedef and put that into
5609 PR preprocessor/36649
5610 * c-pch.c (c_common_read_pch): Save and restore
5611 line_table->trace_includes across PCH restore.
5613 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5616 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5618 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5621 * final.c (call_from_call_insn): Handle COND_EXEC.
5623 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5625 * builtins.c (std_gimplify_va_arg_expr): Replace
5626 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5627 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5629 2008-07-30 Joey Ye <joey.ye@intel.com>
5630 H.J. Lu <hongjiu.lu@intel.com>
5632 * builtins.c (expand_builtin_setjmp_receiver): Replace
5633 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5634 (expand_builtin_apply_args_1): Likewise.
5635 (expand_builtin_longjmp): Need DRAP for stack alignment.
5636 (expand_builtin_apply): Likewise.
5638 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5639 instead of assign_stack_local to allow alignment reduction.
5641 * calls.c (emit_call_1): Need DRAP for stack alignment if
5643 (expand_call): Replace virtual_incoming_args_rtx with
5644 crtl->args.internal_arg_pointer.
5645 * stmt.c (expand_nl_goto_receiver): Likewise.
5647 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5648 alignment and store to stack_alignment_estimated and
5649 max_used_stack_slot_alignment.
5650 (expand_one_var): Likewise.
5651 (expand_stack_alignment): New function.
5652 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5653 and stack_alignment_estimated fields in rtl_data. Call
5654 expand_stack_alignment at end.
5656 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5657 (MAX_STACK_ALIGNMENT): Likewise.
5658 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5659 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5661 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5662 stack alignment when generating virtual registers.
5664 * function.c (assign_stack_local): Renamed to ...
5665 (assign_stack_local_1): This. Add a parameter to indicate
5666 if it is OK to reduce alignment.
5667 (assign_stack_local): Use it.
5668 (instantiate_new_reg): Instantiate virtual incoming args rtx
5669 to vDRAP if stack realignment and DRAP is needed.
5670 (assign_parms): Collect parameter/return type alignment and
5671 contribute to stack_alignment_estimated.
5672 (locate_and_pad_parm): Likewise.
5673 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5674 with crtl->args.internal_arg_pointer.
5676 * function.h (rtl_data): Add new field drap_reg,
5677 max_used_stack_slot_alignment, stack_alignment_estimated,
5678 stack_realign_needed, need_drap, stack_realign_processed and
5679 stack_realign_finalized.
5680 (stack_realign_fp): New macro.
5681 (stack_realign_drap): Likewise.
5683 * global.c (compute_regsets): Frame pointer is needed when
5684 stack is realigned. Can eliminate frame pointer when stack is
5685 realigned and dynamic realigned argument pointer isn't used.
5687 * reload1.c (update_eliminables): Frame pointer is needed
5688 when stack is realigned.
5689 (init_elim_table): Can eliminate frame pointer when stack is
5690 realigned and dynamic realigned argument pointer isn't used.
5692 * rtl.h (assign_stack_local_1): Declare new funtion.
5694 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5695 (TARGET_GET_DRAP_RTX): Likewise.
5696 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5697 TARGET_GET_DRAP_RTX.
5699 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5701 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5702 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5704 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5705 H.J. Lu <hongjiu.lu@intel.com>
5707 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5708 vdrap_reg, stack_realign and drap_reg_saved.
5709 (add_cfi): Don't allow redefining CFA when DRAP is used.
5710 (reg_save): Handle stack alignment.
5711 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5712 alignment. Don't generate DWARF information for (set fp sp)
5714 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5716 (int_loc_descriptor): Move prototype forward. Also define if
5717 DWARF2_UNWIND_INFO is true.
5718 (output_cfa_loc): Handle DW_CFA_expression.
5719 (build_cfa_aligned_loc): New.
5720 (based_loc_descr): Update assert for stack realign. For local
5721 variables, use sp+offset when stack is aligned without drap and
5722 fp+offset when stack is aligned with drap. For arguments, use
5723 cfa+offset when drap is used to align stack.
5725 2008-07-30 Joey Ye <joey.ye@intel.com>
5726 H.J. Lu <hongjiu.lu@intel.com>
5728 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5730 (ix86_gen_andsp): New.
5731 (ix86_user_incoming_stack_boundary): Likewise.
5732 (ix86_default_incoming_stack_boundary): Likewise.
5733 (ix86_incoming_stack_boundary): Likewise.
5734 (ix86_can_eliminate): Likewise.
5735 (find_drap_reg): Likewise.
5736 (ix86_update_stack_boundary): Likewise.
5737 (ix86_get_drap_rtx): Likewise.
5738 (ix86_finalize_stack_realign_flags): Likewise.
5739 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5740 (TARGET_GET_DRAP_RTX): Likewise.
5741 (override_options): Overide option value for new options.
5742 (ix86_function_ok_for_sibcall): Remove check for
5743 force_align_arg_pointer.
5744 (ix86_handle_cconv_attribute): Likewise.
5745 (ix86_function_regparm): Likewise.
5746 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5747 (ix86_va_start): Replace virtual_incoming_args_rtx with
5748 crtl->args.internal_arg_pointer.
5749 (ix86_select_alt_pic_regnum): Check DRAP register.
5750 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5751 (ix86_compute_frame_layout): Compute frame layout wrt stack
5753 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5754 (ix86_expand_prologue): Decide if stack realignment is needed
5755 and generate prologue code accordingly.
5756 (ix86_expand_epilogue): Generate epilogue code wrt stack
5757 realignment is really needed or not.
5759 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5760 (ABI_STACK_BOUNDARY): Likewise.
5761 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5762 (STACK_REALIGN_DEFAULT): Likewise.
5763 (INCOMING_STACK_BOUNDARY): Likewise.
5764 (MAX_STACK_ALIGNMENT): Likewise.
5765 (ix86_incoming_stack_boundary): Likewise.
5766 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5767 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5768 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5769 (machine_function): Remove force_align_arg_pointer.
5771 * config/i386/i386.md (BX_REG): New.
5772 (R13_REG): Likewise.
5774 * config/i386/i386.opt (mforce_drap): New.
5775 (mincoming-stack-boundary): Likewise.
5776 (mstackrealign): Add Init(-1).
5778 * config/i386/i386-protos.h (ix86_can_eliminate): New
5780 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5782 * doc/extend.texi: Update force_align_arg_pointer.
5784 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5787 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5788 (INCOMING_STACK_BOUNDARY): Likewise.
5789 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5790 (TARGET_GET_DRAP_RTX): Likewise.
5792 2008-07-30 Andreas Schwab <schwab@suse.de>
5794 PR rtl-optimization/36929
5795 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5796 add_insn_before and fix argument order.
5797 (replace_inc_dec_mem): Handle NULL rtx.
5799 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5801 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5803 (arm_compute_initial_elimination_offset): Use it.
5804 (arm_compute_save_reg_mask): Include static chain save slot when
5805 calculating alignment.
5806 (arm_get_frame_offsets): Ditto.
5807 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5808 that we can use to decrement the stack when the stack decrement
5809 could be too big for an immediate value in a single insn.
5810 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5812 2008-07-30 Richard Guenther <rguenther@suse.de>
5814 PR tree-optimization/36967
5815 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5816 Release defs of statements we remove.
5818 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5820 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5821 instead of NULL_RTVEC.
5823 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5827 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5830 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5832 * final.c (call_from_call_insn): New.
5833 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5835 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5837 * configure.ac: Substitute ADA_CFLAGS.
5838 * configure: Regenerate.
5839 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5840 * Makefile.in: Remove mention of X_* variables.
5841 * config/pa/x-ada-hpux10: Remove.
5842 * config/pa/x-ada: Remove.
5844 * doc/fragments.texi: Update.
5846 2008-07-30 Olivier Hainque <hainque@adacore.com>
5848 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5849 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5850 __dso_handle explicitly here.
5852 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5855 * c-typeck.c (build_binary_op): Encapsulate code into...
5856 * c-common.c (shorten_binary_op): ...this new function.
5857 (conversion_warning): Use the new function. Handle non-negative
5858 constant in bitwise-and.
5859 * c-common.h (shorten_binary_op): Declare.
5861 2008-07-30 Olivier Hainque <hainque@adacore.com>
5863 * scan.c (make_sstring_space): Add explicit conversions of
5864 allocator's return value.
5865 * fix-header.c (recognized_function): Likewise.
5867 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5869 * doc/cpp.texi: Update to GFDL 1.2.
5870 * doc/gcc.texi: Do not list GPL as Invariant Section.
5871 * doc/gccint.texi: Likewise. Update copyright years.
5872 * doc/install.texi: Update copyright years.
5874 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5877 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5878 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5880 2008-07-29 Jan Hubicka <jh@suse.cz>
5882 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5883 (grokdeclarator): Likewise.
5884 * langhooks.c (lhd_warn_unused_global_decl): Use
5885 DECL_DECLARED_INLINE_P.
5886 * print-tree.c (print_node): Remove DECL_INLINE check.
5888 2008-07-29 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/36945
5891 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5892 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5893 Record invariant addresses un-decomposed.
5894 (copy_reference_ops_from_call): Record reference call
5895 arguments properly. Simplify.
5896 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5897 helper split out from ...
5898 (create_component_ref_by_pieces): ... here. Simplify.
5899 Prepare for recursive invocation for call arguments.
5900 (create_expression_by_pieces): Adjust call to
5901 create_component_ref_by_pieces.
5902 (compute_avail): Process operand 2 of reference ops.
5904 2008-07-29 Richard Guenther <rguenther@suse.de>
5906 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5908 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5910 * c-format.c (check_format_types): Revert unwanted checkin.
5912 2008-07-29 Jan Hubicka <jh@suse.cz>
5914 * flags.h (flag_really_no_inline): Remove.
5915 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5916 * toplev.c (flag_really_no_inline): Remove.
5917 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5918 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5919 (cgraph_decide_inlining_incrementally): Likewise.
5920 (compute_inline_parameters): Likewise.
5921 * opts.c (decode_options): Simplify.
5922 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5923 * common.opt (finline): Initialize to 1.
5924 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5926 2008-07-29 Jan Hubicka <jh@suse.cz>
5928 * predict.c (always_optimize_for_size_p): New function.
5929 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5930 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5931 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5933 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5934 * function.c (prepare_function_start): Set default profile.
5935 * function.h (rtl_data): Add maybe_hot_insn_p.
5936 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5937 (construct_exit_block): Likewise.
5938 (tree_expand_cfg): Likewise.
5940 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5941 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5942 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5943 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5946 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5949 * c-decl.c (merge_decls): Merge USED flags.
5951 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5953 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5954 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5955 next_stack, lab_false and lab_over trees.
5957 2008-07-28 Richard Guenther <rguenther@suse.de>
5959 PR tree-optimization/36957
5960 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5961 (useless_type_conversion_p): Remove.
5962 (types_compatible_p): Remove.
5963 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5964 (useless_type_conversion_p): Declare.
5965 (types_compatible_p): Declare.
5966 (gimple_expr_type): Return the base type only if it is
5967 trivially convertible to the subtype.
5969 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5971 * configure.ac: Use the m4_do macro to concatenate the warnings into
5972 one string in ACX_PROG_CC_WARNING_OPTS,
5973 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5974 * configure: Regenerate.
5976 2008-07-28 Richard Guenther <rguenther@suse.de>
5978 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5979 (insert_fake_stores): Remove.
5980 (realify_fake_stores): Likewise.
5981 (execute_pre): Remove dead code.
5982 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5983 (find_func_aliases): Deal with it here instead.
5984 Re-enable gcc_unreachable call.
5986 2008-07-28 Richard Guenther <rguenther@suse.de>
5988 Merge from gimple-tuples-branch.
5990 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5991 * gimple.def: New file.
5992 * gsstruct.def: Likewise.
5993 * gimple-iterator.c: Likewise.
5994 * gimple-pretty-print.c: Likewise.
5995 * tree-gimple.c: Removed. Merged into ...
5996 * gimple.c: ... here. New file.
5997 * tree-gimple.h: Removed. Merged into ...
5998 * gimple.h: ... here. New file.
6000 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6001 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6002 --enable-checking=gimple flag.
6003 * config.in: Likewise.
6004 * configure: Regenerated.
6006 * tree-ssa-operands.h: Tuplified.
6007 * tree-vrp.c: Likewise.
6008 * tree-loop-linear.c: Likewise.
6009 * tree-into-ssa.c: Likewise.
6010 * tree-ssa-loop-im.c: Likewise.
6011 * tree-dump.c: Likewise.
6012 * tree-complex.c: Likewise.
6013 * cgraphbuild.c: Likewise.
6014 * tree-ssa-threadupdate.c: Likewise.
6015 * tree-ssa-loop-niter.c: Likewise.
6016 * tree-pretty-print.c: Likewise.
6017 * tracer.c: Likewise.
6018 * gengtype.c: Likewise.
6019 * tree-loop-distribution.c: Likewise.
6020 * tree-ssa-loop-unswitch.c: Likewise.
6021 * cgraph.c: Likewise.
6022 * cgraph.h: Likewise.
6023 * tree-ssa-loop-manip.c: Likewise.
6024 * value-prof.c: Likewise.
6025 * tree-ssa-loop-ch.c: Likewise.
6026 * tree-tailcall.c: Likewise.
6027 * value-prof.h: Likewise.
6030 * tree-pass.h: Likewise.
6031 * ipa-cp.c: Likewise.
6032 * tree-scalar-evolution.c: Likewise.
6033 * tree-scalar-evolution.h: Likewise.
6034 * target.h: Likewise.
6035 * lambda-mat.c: Likewise.
6036 * tree-phinodes.c: Likewise.
6037 * diagnostic.h: Likewise.
6038 * builtins.c: Likewise.
6039 * tree-ssa-alias-warnings.c: Likewise.
6040 * cfghooks.c: Likewise.
6041 * fold-const.c: Likewise.
6042 * cfghooks.h: Likewise.
6043 * omp-low.c: Likewise.
6044 * tree-ssa-dse.c: Likewise.
6045 * ipa-reference.c: Likewise.
6046 * tree-ssa-uncprop.c: Likewise.
6047 * toplev.c: Likewise.
6048 * tree-gimple.c: Likewise.
6049 * tree-gimple.h: Likewise.
6050 * tree-chrec.c: Likewise.
6051 * tree-chrec.h: Likewise.
6052 * tree-ssa-sccvn.c: Likewise.
6053 * tree-ssa-sccvn.h: Likewise.
6054 * cgraphunit.c: Likewise.
6055 * tree-ssa-copyrename.c: Likewise.
6056 * tree-ssa-ccp.c: Likewise.
6057 * tree-ssa-loop-ivopts.c: Likewise.
6058 * tree-nomudflap.c: Likewise.
6059 * tree-call-cdce.c: Likewise.
6060 * ipa-pure-const.c: Likewise.
6061 * c-format.c: Likewise.
6062 * tree-stdarg.c: Likewise.
6063 * tree-ssa-math-opts.c: Likewise.
6064 * tree-ssa-dom.c: Likewise.
6065 * tree-nrv.c: Likewise.
6066 * tree-ssa-propagate.c: Likewise.
6067 * ipa-utils.c: Likewise.
6068 * tree-ssa-propagate.h: Likewise.
6069 * tree-ssa-alias.c: Likewise.
6070 * gimple-low.c: Likewise.
6071 * tree-ssa-sink.c: Likewise.
6072 * ipa-inline.c: Likewise.
6073 * c-semantics.c: Likewise.
6074 * dwarf2out.c: Likewise.
6076 * tree-ssa-loop-ivcanon.c: Likewise.
6077 * predict.c: Likewise.
6078 * tree-ssa-loop.c: Likewise.
6079 * tree-parloops.c: Likewise.
6080 * tree-ssa-address.c: Likewise.
6081 * tree-ssa-ifcombine.c: Likewise.
6082 * matrix-reorg.c: Likewise.
6083 * c-decl.c: Likewise.
6084 * tree-eh.c: Likewise.
6085 * c-pretty-print.c: Likewise.
6086 * lambda-trans.c: Likewise.
6087 * function.c: Likewise.
6088 * langhooks.c: Likewise.
6089 * ebitmap.h: Likewise.
6090 * tree-vectorizer.c: Likewise.
6091 * function.h: Likewise.
6092 * langhooks.h: Likewise.
6093 * tree-vectorizer.h: Likewise.
6094 * ipa-type-escape.c: Likewise.
6095 * ipa-type-escape.h: Likewise.
6096 * domwalk.c: Likewise.
6097 * tree-if-conv.c: Likewise.
6098 * profile.c: Likewise.
6099 * domwalk.h: Likewise.
6100 * tree-data-ref.c: Likewise.
6101 * tree-data-ref.h: Likewise.
6102 * tree-flow-inline.h: Likewise.
6103 * tree-affine.c: Likewise.
6104 * tree-vect-analyze.c: Likewise.
6105 * c-typeck.c: Likewise.
6106 * gimplify.c: Likewise.
6107 * coretypes.h: Likewise.
6108 * tree-ssa-phiopt.c: Likewise.
6109 * calls.c: Likewise.
6110 * tree-ssa-coalesce.c: Likewise.
6111 * tree.def: Likewise.
6112 * tree-dfa.c: Likewise.
6113 * except.c: Likewise.
6114 * except.h: Likewise.
6115 * cfgexpand.c: Likewise.
6116 * tree-cfgcleanup.c: Likewise.
6117 * tree-ssa-pre.c: Likewise.
6118 * tree-ssa-live.c: Likewise.
6119 * tree-sra.c: Likewise.
6120 * tree-ssa-live.h: Likewise.
6121 * tree-predcom.c: Likewise.
6122 * lambda.h: Likewise.
6123 * tree-mudflap.c: Likewise.
6124 * ipa-prop.c: Likewise.
6125 * print-tree.c: Likewise.
6126 * tree-ssa-copy.c: Likewise.
6127 * ipa-prop.h: Likewise.
6128 * tree-ssa-forwprop.c: Likewise.
6129 * ggc-page.c: Likewise.
6130 * c-omp.c: Likewise.
6131 * tree-ssa-dce.c: Likewise.
6132 * tree-vect-patterns.c: Likewise.
6133 * tree-ssa-ter.c: Likewise.
6134 * tree-nested.c: Likewise.
6135 * tree-ssa.c: Likewise.
6136 * lambda-code.c: Likewise.
6137 * tree-ssa-loop-prefetch.c: Likewise.
6138 * tree-inline.c: Likewise.
6139 * tree-inline.h: Likewise.
6140 * tree-iterator.c: Likewise.
6141 * tree-optimize.c: Likewise.
6142 * tree-ssa-phiprop.c: Likewise.
6143 * tree-vect-transform.c: Likewise.
6144 * tree-object-size.c: Likewise.
6145 * tree-outof-ssa.c: Likewise.
6146 * cfgloop.c: Likewise.
6147 * system.h: Likewise.
6148 * tree-profile.c: Likewise.
6149 * cfgloop.h: Likewise.
6150 * c-gimplify.c: Likewise.
6151 * c-common.c: Likewise.
6152 * tree-vect-generic.c: Likewise.
6153 * tree-flow.h: Likewise.
6154 * c-common.h: Likewise.
6155 * basic-block.h: Likewise.
6156 * tree-ssa-structalias.c: Likewise.
6157 * tree-switch-conversion.c: Likewise.
6158 * tree-ssa-structalias.h: Likewise.
6159 * tree-cfg.c: Likewise.
6160 * passes.c: Likewise.
6161 * ipa-struct-reorg.c: Likewise.
6162 * ipa-struct-reorg.h: Likewise.
6163 * tree-ssa-reassoc.c: Likewise.
6164 * cfgrtl.c: Likewise.
6165 * varpool.c: Likewise.
6167 * tree-ssanames.c: Likewise.
6168 * tree-ssa-threadedge.c: Likewise.
6169 * langhooks-def.h: Likewise.
6170 * tree-ssa-operands.c: Likewise.
6171 * config/alpha/alpha.c: Likewise.
6172 * config/frv/frv.c: Likewise.
6173 * config/s390/s390.c: Likewise.
6174 * config/m32c/m32c.c: Likewise.
6175 * config/m32c/m32c-protos.h: Likewise.
6176 * config/spu/spu.c: Likewise.
6177 * config/sparc/sparc.c: Likewise.
6178 * config/i386/i386.c: Likewise.
6179 * config/sh/sh.c: Likewise.
6180 * config/xtensa/xtensa.c: Likewise.
6181 * config/stormy16/stormy16.c: Likewise.
6182 * config/ia64/ia64.c: Likewise.
6183 * config/rs6000/rs6000.c: Likewise.
6184 * config/pa/pa.c: Likewise.
6185 * config/mips/mips.c: Likewise.
6187 2008-07-28 Simon Baldwin <simonb@google.com>
6189 * c-pragma.c (handle_pragma_message): New function.
6190 (init_pragma): Register handle_pragma_message.
6191 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6194 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6196 PR tree-optimization/35252
6197 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6198 REALPART_EXPR to be considered as same load operation.
6200 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6202 PR tree-optimization/36830
6203 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6204 (expressions_equal_p): Return false if only one operand is null.
6206 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6208 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6209 version requirements.
6211 2008-07-26 Olivier Hainque <hainque@adacore.com>
6213 * collect2.c (symkind): New enum. Symbol kinds we care about.
6214 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6215 code and head comment accordingly.
6216 (scan_prog_file): Use symkind names instead of bare integers.
6218 2008-07-25 Jan Hubicka <jh@suse.cz>
6220 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6222 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6223 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6224 * dojump.c (clear_pending_stack_adjust): Likewise.
6225 * print-tree.c (print_node): Ignore DECL_INLINE.
6226 * tree-inline.c (inlinable_function_p): Likewise.
6228 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6230 * doc/extend.texi (hot attribute): Document that the hot attribute
6231 turns on -O3 for some ports.
6232 (cold attribute): Document that the cold attribute turns on -Os
6235 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6236 reflect function specific option support.
6238 * target.h (struct target_option_hooks): Add fields to say whether
6239 the cold attribute implies -Os and the hot attribute implies -O3.
6241 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6242 By default, do not turn on -Os for cold functions.
6243 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6244 not turn on -O3 for hot functions.
6246 * c-common.c (handle_hot_attribute): Use target hook to determine
6247 if hot functions should enable -O3.
6248 (handle_cold_attribute): Use target hook to determine if cold
6249 functions should enable -Os.
6251 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6252 (override_options): Move disable scheduling to
6253 optimization_options.
6254 (optimization_options): Disable scheduling here, not
6256 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6257 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6259 * config/ia64/ia64.c (ia64_override_options): Move setting
6260 scheduling flags to ia64_optimization_options.
6261 (ia64_optimization_options): Disable scheduling options here, and
6262 not in ia64_override_options.
6263 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6264 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6266 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6269 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6271 2008-07-25 Martin Jambor <mjambor@suse.cz>
6273 PR tree-optimization/36926
6274 * ipa-prop.c (ipa_analyze_call_uses): Call
6275 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6277 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6279 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6280 movv2si_internal): Add mem = reg alternative.
6282 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6285 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6286 DEFAULT_PCC_STRUCT_RETURN to 127.
6288 2008-07-24 Jan Hubicka <jh@suse.cz>
6290 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6291 (build_cgraph_edges): Likewise.
6292 * cgraph.c (cgraph_node): Do not update assembler hash.
6293 (cgraph_remove_node): Drop non-unit-at-a-time code.
6294 * tree-pass.h (pass_O0_always_inline): Remove.
6295 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6296 * toplev.c (process_options): Flag unit-at-a-time does not imply
6298 * cgraphunit.c: Update comments.
6299 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6300 (cgraph_assemble_pending_functions): Remove.
6301 (cgraph_reset_node): Drop non-unit-at-a-time code.
6302 (cgraph_finalize_function): Likewise.
6303 (cgraph_analyze_function): Likewise.
6304 (cgraph_finalize_compilation_unit): Likewise.
6305 (cgraph_expand_function): Likewise.
6306 (cgraph_optimize): Likesise.
6307 (save_inline_function_body): Likewise.
6308 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6309 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6310 * ipa-inline.c: Update comments.
6311 (enum inlining_mode): remove INLINE_SPEED.
6312 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6313 (cgraph_mark_inline_edge): Likewise.
6314 (try_inline): Likewise.
6315 (cgraph_decide_inlining_incrementally): Likewise.
6316 (cgraph_gate_inlining): Remove.
6317 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6318 (cgraph_gate_early_inlining): Likewise.
6319 (gate_inline_passes): Remove.
6320 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6321 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6322 pass_O0_always_inline): Remove.
6323 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6324 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6325 * opts.c (no_unit_at_a_time_default): Remove.
6326 (decode_options): Remove flag_unit_at_a_time reset and warning.
6327 * opts.h (no_unit_at_a_time_default): Remove.
6328 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6329 early in GNU dialect.
6330 (merge_decls): Update comment; drop unit-at-a-time check.
6331 (finish_decl): Likewise.
6332 (grok_declaration): Remove flag_inline_trees code.
6333 (finish_functions): Return on function returning non-void on all
6335 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6336 * cfgexpand.c (expand_one_static_var): Remove.
6337 (expand_one_var): Remove expand_one_static_var call.
6338 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6339 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6340 and flag_unit_at_a-time compatibility checks.
6341 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6342 * tree-inline.c (flag_inline_trees): Remove.
6343 (inlinable_function_p): Don't check it.
6344 (expand_call_inline): Remove non-unit-at-a-time code.
6345 * tree-inline.h (flag_inline_trees): Remove.
6346 * tree-optimize.c (execute_early_local_optimizations): Remove
6347 unit-at-a-time checks.
6348 (tree_rest_of_compilation): Likewise.
6349 * combine.c (setup_incoming_promotions): Likewise.
6350 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6351 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6352 * passes.c (pass_inline_parameters): Update comments; remove
6353 O0_alwaysinline pass.
6354 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6355 (execute_one_pass): Likewise.
6356 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6357 (ix86_function_sseregparm): Likewise.
6358 * arm.c (arm_function_in_section_p): Likewise.
6359 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6360 * varpool.c: Update comments.
6361 (decide_is_variable_needed): Remove unit-at-a-time checks.
6362 (varpool_finalize_decl): Likewise.
6364 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6366 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6368 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6370 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6372 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6373 imp symbol extension.
6375 2008-07-23 Ian Lance Taylor <iant@google.com>
6377 * tree-vrp.c (infer_value_range): Ignore asm statements when
6378 looking for memory accesses for -fdelete-null-pointer-checks.
6380 2008-07-24 Ben Elliston <bje@au.ibm.com>
6382 * config/spu/spu-c.c (__vector_keyword): New variable.
6383 (vector_keyword): Likewise.
6384 (spu_categorize_keyword): New function.
6385 (spu_macro_to_expand): Likewise.
6386 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6387 compiling an ISO C dialect.
6389 2008-07-24 Ben Elliston <bje@au.ibm.com>
6391 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6394 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6396 * configure: Regenerate.
6397 * configure.ac: Require texinfo 4.7.
6398 * doc/install.texi: Document texinfo 4.7 requirement.
6400 2008-07-23 Martin Jambor <mjambor@suse.cz>
6402 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6403 rather than for DECL_SAVED_TREE.
6404 * ipa-prop.c: Include diagnostic.h.
6405 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6407 (ipa_detect_param_modifications): Function rewritten from scratch.
6408 (ipa_compute_jump_functions): Changed accesses to modification flags.
6409 (ipa_free_node_params_substructures): Update flags destruction.
6410 (ipa_node_duplication_hook): Update flags duplication.
6411 (ipa_print_all_params_modified): Updated flag access.
6412 * ipa-prop.h (struct ipa_param_flags): New structure.
6413 (struct ipa_node_params): New field modification_analysis_done,
6414 modified_flags changed into param_flags.
6415 (ipa_is_ith_param_modified): Changed to use new flags.
6416 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6418 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6419 ipa-cp.c and split into two functions.
6420 (ipa_print_node_jump_functions): New function.
6421 (compute_scalar_jump_functions): New function.
6422 (type_like_member_ptr_p): New function.
6423 (compute_pass_through_member_ptrs): New function.
6424 (fill_member_ptr_cst_jump_function): New function.
6425 (determine_cst_member_ptr): New function.
6426 (compute_cst_member_ptr_arguments): New function.
6427 (ipa_compute_jump_functions): Complete rewrite.
6428 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6429 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6430 (struct ipa_member_ptr_cst): New structure.
6431 (union jump_func_value): New field member_cst.
6432 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6433 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6434 jump function types.
6435 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6436 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6437 instead of ipcp_print_all_jump_functions.
6438 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6439 only for replacable scalars.
6441 * doc/invoke.texi (Optimize options): Add description of
6442 -findirect-inlining.
6443 * common.opt (flag_indirect_inlining): New flag.
6444 * opts.c (decode_options): Set flag_indirect_inlining when
6447 * ipa-inline.c: Include ipa-prop.h.
6448 (inline_indirect_intraprocedural_analysis): New function.
6449 (inline_generate_summary): Allocate parameter and argument info
6450 structures, call inline_indirect_intraprocedural_analysis on each
6451 node when doing indirect inlining and deallocate indirect inlining
6452 data structures in the end.
6453 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6454 (free_all_ipa_structures_after_iinln): New function.
6455 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6457 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6459 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6460 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6461 of computing the frequency separately.
6462 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6463 of computing the frequency separately.
6464 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6465 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6466 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6467 (ipa_get_stmt_member_ptr_load_param): New function.
6468 (ipa_is_ssa_with_stmt_def): New function.
6469 (ipa_note_param_call): New function.
6470 (ipa_analyze_call_uses): New function.
6471 (ipa_analyze_stmt_uses): New function.
6472 (ipa_analyze_params_uses): New function.
6473 (ipa_free_node_params_substructures): Also free the param_calls linked
6475 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6476 (ipa_print_node_param_flags): New function.
6477 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6478 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6479 * ipa-prop.h (struct ipa_param_flags): New field called.
6480 (struct ipa_param_call_note): New structure.
6481 (struct ipa_node_params): New fields param_calls and
6483 (ipa_is_ith_param_called): New function.
6484 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6485 ipa_analyze_params_uses and dump parameter flags.
6487 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6488 ipa_propagate_indirect_call_infos if performing indirect inlining,
6489 pass a new parameter new_edges to it.
6490 (add_new_edges_to_heap): New fucntion.
6491 (cgraph_decide_inlining_of_small_functions): New vector
6492 new_indirect_edges for newly found indirect edges , call
6493 ipa_propagate_indirect_call_infos after inlining.
6494 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6495 inlining if performing indirect inlining. Call
6496 free_all_ipa_structures_after_iinln when doing so too.
6497 (inline_generate_summary): Do not call
6498 free_all_ipa_structures_after_iinln here.
6499 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6500 (print_edge_addition_message): New function.
6501 (update_call_notes_after_inlining): New function.
6502 (propagate_info_to_inlined_callees): New function.
6503 (ipa_propagate_indirect_call_infos): New function.
6504 * ipa-prop.h: Include cgraph.h
6505 (struct ipa_param_call_note): Fields reordered, new field processed.
6506 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6508 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6509 rediscovered call statements.
6510 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6511 (dump_cgraph_node): Dump also the indirect_call flag.
6512 (cgraph_clone_edge): Copy also the indirect_call flag.
6513 * tree-inline.c (copy_bb): Do not check for fndecls from call
6514 expressions, check for edge availability when moving clones.
6515 (get_indirect_callee_fndecl): New function.
6516 (expand_call_inline): If callee declaration is not apprent from
6517 the statement, try calling get_indirect_callee_fndecl. Do not
6518 issue warnings or call sorry when not inlinings an indirect edge.
6519 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6521 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6522 bit more frandly to matching.
6523 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6524 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6525 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6527 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6530 * opth-gen.awk: Suppress function specific features when building
6532 * optc-gen.awk: Ditto.
6534 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6537 * diagnostic.c (pedwarn): Add opt parameter.
6539 * c-tree.h (pedwarn_init): Add opt parameter.
6540 (pedwarn_c90): Likewise.
6541 (pedwarn_c99): Likewise.
6542 * c-errors.c (pedwarn_c99): Likewise.
6543 (pedwarn_c90): Likewise.
6544 * toplev.h (pedwarn): Update declaration.
6545 (pedwarn0): Declare.
6546 * c-lex.c: All calls to pedwarn changed.
6547 * builtins.c: All calls to pedwarn changed.
6548 * toplev.c: All calls to pedwarn changed.
6549 * c-decl.c: All calls to pedwarn changed.
6550 * c-typeck.c: All calls to pedwarn changed.
6551 * c-common.c: All calls to pedwarn changed.
6552 * c-parser.c: All calls to pedwarn changed.
6554 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6555 Karthik Kumar <karthikkumar@gmail.com>
6557 * attribs.c (file scope): Include c-common.h.
6558 (decl_attributes): Add support for #pragma GCC optimize and
6561 * targhooks.c (default_can_inline_p): New function that is the
6562 default for the TARGET_CAN_INLINE_P target hook.
6564 * targhooks.h (default_can_inline_p): Add declaration.
6566 * tree.c (cl_optimization_node): New static tree for building
6567 OPTIMIZATION_NODE tree.
6568 (cl_target_option_node): New static tree for building
6569 TARGET_OPTION_NODE tree.
6570 (cl_option_hash_table): New hash table for hashing
6571 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6572 (cl_option_hash_hash): New function to provide the hash value for
6573 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6574 (cl_option_hash_eq): New function to provide an equality test for
6575 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6576 (tree_code_size): Add support for OPTIMIZATION_NODE and
6577 TARGET_OPTION_NODE trees.
6578 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6579 TARGET_OPTION_NODE trees.
6580 (build_optimization_node): Build a tree that has all of the
6581 current optimization options.
6582 (build_target_option_node): Build a tree that has the target
6583 options that might be changed on a per function basis.
6585 * tree.h (file scope): Include options.h.
6586 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6587 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6588 (TREE_OPTIMIZATION): Ditto.
6589 (TREE_TARGET_SPECIFIC): Ditto.
6590 (struct tree_function_decl): Add fields for remembering the
6591 current optimization options and target specific options.
6592 (struct tree_optimization_option): New tree variant that remembers
6593 the optimization options.
6594 (struct tree_target_option): New tree variant that remembers the
6595 target specific flags that might change for compiling a particular
6597 (union tree_node): Include tree_optimization_option and
6598 tree_target_option fields.
6599 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6600 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6601 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6602 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6603 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6604 optimization and target options.
6605 (optimization_default_node): New macro to refer to global_trees
6607 (optimization_current_node): Ditto.
6608 (optimization_cold_node): Ditto.
6609 (optimization_hot_node): Ditto.
6610 (target_option_default_node): Ditto.
6611 (target_option_current_node): Ditto.
6612 (current_option_pragma): Ditto.
6613 (current_optimize_pragma): Ditto.
6615 * target.h (struct gcc_target): Add valid_option_attribute_p,
6616 target_option_save, target_option_restore, target_option_print,
6617 target_option_pragma_parse, and can_inline_p hooks.
6619 * toplev.h (parse_optimize_options): Add declaration.
6620 (fast_math_flags_struct_set_p): Ditto.
6622 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6623 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6626 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6627 tree_can_inline_p hook to see if one function can inline another.
6628 (cgraph_decide_inlining): Ditto.
6629 (cgraph_decide_inlining_incrementally): Ditto.
6631 * opts.c (decode_options): Add support for running multiple times
6632 to allow functions with different target or optimization options
6633 than was specified on the command line.
6634 (fast_math_flags_struct_set_p): New function that is similar to
6635 fast_math_flags_set_p, except it uses the values in the
6636 cl_optimization structure instead of global variables.
6638 * optc-gen.awk: Add support for TargetSave to allow a back end to
6639 declare new fields that need to be saved when using function
6640 specific options. Include flags.h and target.h in the options.c
6641 source. Add support for Save to indicate which options can be set
6642 for individual functions. Generate cl_optimize_save,
6643 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6644 cl_target_option_restore, cl_target_option_print functions to
6645 allow functions to use different optimization or target options.
6647 * opt-functions.awk (var_type_struct): Return the type used for
6648 storing the field in a structure.
6650 * opth-gen.awk: Add support for TargetSave to allow a back end to
6651 declare new fields that need to be saved when using function
6652 specific options. Add support for Save to indicate which options
6653 can be set for individual functions. Only generate one extern for
6654 Mask fields. Generate cl_optimization and cl_target_option
6655 structures to remember optimization and target options.
6657 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6658 collecting new tree nodes.
6659 (TS_TARGET_OPTION): Ditto.
6661 * c-decl.c (merge_decls): Merge function specific target and
6662 optimization options.
6664 * function.c (invoke_set_current_function_hook): If the function
6665 uses different optimization options, change the global variables
6668 * coretypes.h (struct cl_optimization): Add forward reference.
6669 (struct cl_target_option): Ditto.
6671 * c-pragma.c (option_stack): New static vector to remember the
6672 current #pragma GCC option stack.
6673 (handle_pragma_option): New function to support #pragma GCC option
6674 to change target options.
6675 (optimize_stack): New static vector to remember the current
6676 #pragma GCC optimize stack.
6677 (handle_pragma_optimize): New function to support #pragma GCC
6678 optimize to change optimization options.
6679 (init_pragma): Add support for #pragma GCC optimize and #pragma
6682 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6683 optimization options.
6684 (TARGET_OPTION_NODE): New tree code for remembering certain target
6687 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6688 TARGET_OPTION_NODE trees.
6690 * common.opt (-O): Add Optimization flag.
6692 (-fmath-errno): Ditto.
6693 (-falign-functions): Add UInteger flag to make sure flag gets full
6694 int in cl_optimization structure.
6695 (-falign-jumps): Ditto.
6696 (-falign-labels): Ditto.
6697 (-falign-loops): Ditto.
6698 (-fsched-stalled-insns): Ditto.
6699 (-fsched-stalled-insns-dep): Ditto.
6701 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6703 (TARGET_OPTION_SAVE): Ditto.
6704 (TARGET_OPTION_RESTORE): Ditto.
6705 (TARGET_OPTION_PRINT): Ditto.
6706 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6707 (TARGET_CAN_INLINE_P): Ditto.
6708 (TARGET_INITIALIZER): Add new hooks.
6710 * tree-inline.c (tree_can_inline_p): New function to determine
6711 whether one function can inline another. Check if the functions
6712 use compatible optimization options, and also call the backend
6715 * tree-inline.h (tree_can_inline_p): Add declaration.
6717 * c-common.c (c_common_attribute): Add support for option and
6718 optimize attributes.
6719 (handle_option_attribute): Add support for the option attribute to
6720 allow the user to specify different target options for compiling a
6722 (handle_optimize_attribute): Add support for the optimize
6723 attribute to allow the user to specify different optimization
6724 options for compiling a specific function.
6725 (handle_hot_attribute): Turn on -O3 optimization for this one
6726 function if it isn't the default optimization level.
6727 (handle_cold_attribute): Turn on -Os optimization for this one
6728 function if it insn't the default optimization.
6729 (const_char_p): New const char * typedef.
6730 (optimize_args): New static vector to remember the optimization
6732 (parse_optimize_options): New function to set up the optimization
6733 arguments from either the optimize attribute or #pragma GCC optimize.
6735 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6736 (builtin_define_std): Ditto.
6738 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6739 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6740 (x86_64-*-*): Ditto.
6742 * Makefile.in (TREE_H): Add options.h.
6743 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6745 * doc/extend.texi (option attribute): Document new attribute.
6746 (optimize attribute): Ditto.
6747 (hot attribute): Document hot attribute sets -O3.
6748 (cold attribute): Document cold attribute sets -Os.
6749 (#pragma GCC option): Document new pragma.
6750 (#pragma GCC optimize): Ditto.
6752 * doc/options.texi (TargetSave): Document TargetSave syntax.
6753 (UInteger): Document UInteger must be used for certain flags.
6754 (Save): Document Save option to create target specific options
6755 that can be saved/restored on a function specific context.
6757 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6758 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6760 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6761 (TARGET_OPTION_SAVE): Ditto.
6762 (TARGET_OPTION_RESTORE): Ditto.
6763 (TARGET_OPTION_PRINT): Ditto.
6764 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6765 (TARGET_CAN_INLINE_P): Ditto.
6767 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6769 (-mfpmath=both): Ditto.
6771 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6772 Karthik Kumar <karthikkumar@gmail.com>
6774 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6775 (TARGET_POPCNT): Ditto.
6776 (TARGET_SAHF): Ditto.
6777 (TARGET_AES): Ditto.
6778 (TARGET_PCLMUL): Ditto.
6779 (TARGET_CMPXCHG16B): Ditto.
6780 (TARGET_RECIP): Move switch into target_flags.
6781 (TARGET_FUSED_MADD): Ditto.
6782 (ix86_arch_features): Make an unsigned char type.
6783 (ix86_tune_features): Ditto.
6784 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6785 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6786 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6788 * config/i386/i386.opt (arch): New TargetSave field to define
6789 fields that need to be saved for function specific option support.
6792 (branch_cost): Ditto.
6793 (ix86_isa_flags_explicit): Ditto.
6794 (tune_defaulted): Ditto.
6795 (arch_specified): Ditto.
6796 (-m128-long-double): Add Save flag to save option for target
6797 specific option support.
6799 (-maccumulate-outgoing-args): Ditto.
6800 (-malign-double): Ditto.
6801 (-malign-stringops): Ditto.
6802 (-mfancy-math-387): Ditto.
6803 (-mhard-float): Ditto.
6805 (-minline-all-stringops): Ditto.
6806 (-minline-stringops-dynamically): Ditto.
6807 (-mms-bitfields): Ditto.
6808 (-mno-align-stringops): Ditto.
6809 (-mno-fancy-math-387): Ditto.
6810 (-mno-push-args): Ditto.
6811 (-mno-red-zone): Ditto.
6812 (-mpush-args): Ditto.
6813 (-mred-zone): Ditto.
6815 (-msseregparm): Ditto.
6816 (-mstack-arg-probe): Ditto.
6831 (-mrecip): Move flag into target_flags.
6833 (-mno-fused-madd): Ditto.
6834 (-mfused-madd): Ditto.
6835 (-mabm): Move flag into ix86_isa_flags.
6842 * config/i386/i386-c.c: New file for #pragma support.
6843 (ix86_target_macros_internal): New function to #define or #undef
6844 target macros based when the user uses the #pragma GCC option to
6845 change target options.
6846 (ix86_pragma_option_parse): New function to add #pragma GCC option
6848 (ix86_target_macros): Move defining the target macros here from
6849 TARGET_CPU_CPP_BUILTINS in i386.h.
6850 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6851 defined, initialize any subtarget #pragmas.
6853 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6854 REGISTER_TARGET_PRAGMAS.
6856 * config/i386/t-i386: New file for x86 dependencies.
6857 (i386.o): Make dependencies mirror the include files used.
6858 (i386-c.o): New file, add dependencies.
6860 * config/i386/i386-protos.h (override_options): Add bool argument.
6861 (ix86_valid_option_attribute_tree): Add declaration.
6862 (ix86_target_macros): Ditto.
6863 (ix86_register_macros): Ditto.
6865 * config/i386/i386.c (ix86_tune_features): Move initialization of
6866 the target masks to initial_ix86_tune_features to allow functions
6867 to have different target options. Make type unsigned char,
6868 instead of unsigned int.
6869 (initial_ix86_tune_features): New static vector to hold processor
6870 masks for the tune variables.
6871 (ix86_arch_features): Move initialization of the target masks to
6872 initial_ix86_arch_features to allow functions to have different
6873 target options. Make type unsigned char, instead of unsigned int.
6874 (initial_ix86_arch_features): New static vector to hold processor
6875 masks for the arch variables.
6876 (enum ix86_function_specific_strings): New enum to describe the
6877 string options used for attribute((option(...))).
6878 (ix86_target_string): New function to return a string that
6879 describes the target options.
6880 (ix86_debug_options): New function to print the current options in
6882 (ix86_function_specific_save): New function hook to save the
6883 function specific global variables in the cl_target_option structure.
6884 (ix86_function_specific_restore): New function hook to restore the
6885 function specific variables from the cl_target_option structure to
6886 the global variables.
6887 (ix86_function_specific_print): New function hook to print the
6888 target specific options in the cl_target_option structure.
6889 (ix86_valid_option_attribute_p): New function hook to validate
6890 attribute((option(...))) arguments.
6891 (ix86_valid_option_attribute_tree): New function that is common
6892 code between attribute((option(...))) and #pragma GCC option
6893 support that parses the options and returns a tree holding the options.
6894 (ix86_valid_option_attribute_inner_p): New helper function for
6895 ix86_valid_option_attribute_tree.
6896 (ix86_can_inline_p): New function hook to decide if one function
6897 can inline another on a target specific basis.
6898 (ix86_set_current_function); New function hook to switch target
6899 options if the user used attribute((option(...))) or #pragma GCC
6901 (ix86_tune_defaulted): Move to static file scope from
6903 (ix86_arch_specified): Ditto.
6904 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6906 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6907 (OPTION_MASK_ISA_ABM_SET): Ditto.
6908 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6909 (OPTION_MASK_ISA_CX16_SET): Ditto.
6910 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6911 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6912 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6913 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6914 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6915 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6916 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6917 (struct ptt): Move to static file scope from override_options.
6918 (processor_target_table): Ditto.
6920 (ix86_handle_option): Add support for options that are now isa options.
6921 (override_options): Add support for declaring functions that
6922 support different target options than were specified on the
6923 command line. Move struct ptt, processor_target_table, cpu_names,
6924 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6925 Add bool argument. Fix up error messages so the appropriate error
6926 is given for either command line or attribute.
6927 (ix86_previous_fndecl): New static to remember previous function
6928 declaration to see if we need to change target options.
6929 (ix86_builtins_isa): New array to record the ISA of each builtin
6931 (def_builtin): Always create the builtin function, even if the
6932 current ISA doesn't support it.
6933 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6934 tests for those builtins.
6935 (ix86_init_builtins): Remove TARGET_MMX test for calling
6936 ix86_init_mmx_sse_builtins.
6937 (ix86_expand_builtin): If the current ISA doesn't support a given
6938 builtin, signal an error.
6939 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6940 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6941 (TARGET_OPTION_SAVE): Ditto.
6942 (TARGET_OPTION_RESTORE): Ditto.
6943 (TARGET_OPTION_PRINT): Ditto.
6944 (TARGET_CAN_INLINE_P): Ditto.
6946 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6948 * c-typeck.c (build_external_ref): Don't call assemble_external.
6949 * final.c (output_operand): Call assemble_external.
6951 2008-07-21 DJ Delorie <dj@redhat.com>
6953 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6954 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6956 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6958 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6959 original insn and splitter contents into ...
6960 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6961 flag_unsafe_math_optimizations. Add dummy scratch register.
6962 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6963 !flag_unsafe_math_optimizations. Returns number with next
6964 highest magnitude if this is still less or equal to the true
6965 quotient in magnitude.
6967 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
6969 * Makefile.in: Replace toplev.h with TOPLEV_H.
6970 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6971 * c-lex.c (fe_file_change): Don't set in_system_header.
6972 * c-parser.c (c_token): Remove in_system_header.
6973 (c_lex_one_token): Don't set in_system_header.
6974 (c_parser_set_source_position_from_token): Don't set in_system_header.
6975 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6978 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6979 * flags.h (in_system_header): Remove.
6980 * function.c (saved_in_system_header): Remove.
6981 (push_cfun): Don't set in_system_header.
6982 (pop_cfun): Don't set in_system_header.
6983 (push_struct_function): Don't set in_system_header.
6984 * input.h (expanded_location): Add sysp.
6985 (in_system_header_at): New.
6986 (in_system_header): New.
6987 * toplev.c (in_system_header): Remove.
6988 * toplev.h: Include input.h
6990 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6991 * tree-ssa.c (warn_uninit): Call warning_at.
6992 (warn_uninitialized_var): Update calls to warn_uninit.
6993 (warn_uninitialized_phi): Update calls to warn_uninit.
6994 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6995 (expand_location): Initialize xloc.sysp.
6996 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6997 (tree_decl_with_vis): Remove in_system_header_flag.
6999 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7002 * recog.c (asm_operand_ok): Change the order of the extra
7003 memory constraint checks.
7005 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7008 * tree-switch-conversion.c (build_one_array): Call
7009 varpool_mark_needed_node and varpool_finalize_decl
7010 instead of assemble_variable.
7012 2008-07-19 Jan Hubicka <jh@suse.cz>
7014 * cgraph.c (cgraph_add_new_function): Do early local passes.
7015 * tree-nrv.c (gate_pass_return_slot): New gate.
7016 (pass_nrv): Add the gate.
7017 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7019 (coalesce_ssa_name): Coalesce SSA names.
7020 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7021 not optimizing so unused user vars remains visible.
7022 * common.opt (flag_tree_ter): Always enable by default.
7023 * tree-ssa-ter.c: Include flags.h
7024 (is_replaceable_p): Check that locations match; when aliasing is missing
7025 be conservative about loads.
7026 * tree-optimize.c (gate_init_datastructures): Remove.
7027 (pass_init_datastructures): New.
7028 * passes.c: Reorder passes so we always go into SSA.
7030 2008-07-19 Jan Hubicka <jh@suse.cz>
7032 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7033 * doc/invoke.texi (--combine): Likewise.
7034 (-finline-functions-called-once): Update levels when enabled.
7035 (-funit-at-a-time): Document new behaviour.
7036 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7037 -fno-section-anchors when disabled explicitly.
7038 (inline params): They are not ignored now.
7039 (precompiled headers): Remove unit-at-a-time as being incompatible.
7040 * opts.c (decode_options): Handle unit-at-a-time as alias;
7041 imply -fno-section-anchors when toplevel reorder is disabled
7043 * common.opt (ftoplevel-reorder): Set default value to 2.
7044 (funit-at-a-time): Set default value to 1.
7045 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7048 2008-07-19 Jan Hubicka <jh@suse.cz>
7050 * builtins.c (expand_builtin_int_roundingfn,
7051 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7054 2008-07-19 Richard Guenther <rguenther@suse.de>
7057 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7058 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7059 * tree-ssa-pre.c (get_expr_value_id): For newly created
7060 constant value-ids make sure to add the expression to its
7063 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7066 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7067 return value of the builtin is ignored.
7069 2008-07-19 Olivier Hainque <hainque@adacore.com>
7071 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7072 bits, a C conformant malloc implementation has to provide.
7073 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7075 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7079 * reload.c (find_reloads_subreg_address): Only reload address if
7080 reloaded == 0, not for reloaded != 1.
7083 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7084 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7085 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7086 m32c_legitimize_reload_address.
7088 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7089 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7090 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7092 2008-07-19 Olivier Hainque <hainque@adacore.com>
7094 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7095 argument, saying whether nested array are to be collapsed
7096 into a single array type DIE with multiple subscripts.
7097 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7098 issues, centralize the nested array types collapsing control and
7099 disable the transformation for Ada.
7101 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7104 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7106 (x86_64_shift_adj_2): New expander.
7107 (x86_64_shift_adj_3): Ditto.
7108 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7109 to split TImode operands.
7110 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7111 (ix86_split_lshr): Ditto.
7113 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7115 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7116 and __CHAR32_TYPE__.
7117 * c-typeck.c (digest_init): Support char16_t and char32_t.
7118 (set_nonincremental_init_from_string): Idem.
7120 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7123 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7124 PREFERRED_STACK_BOUNDARY.
7125 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7127 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7130 * function.c (locate_and_pad_parm): Cap boundary earlier.
7132 2008-07-17 Julian Brown <julian@codesourcery.com>
7134 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7135 no-op for targets which don't use DLLs.
7137 2008-07-17 Martin Jambor <mjambor@suse.cz>
7139 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7140 that nodes are relevant by examining the node->analyzed flag.
7141 (ipcp_init_stage): Check which nodes are relevant, assert that the
7142 relevant ones are also required.
7143 (ipcp_propagate_stage): Check on the side arrays are properly
7145 (ipcp_print_all_jump_functions): Make sure not to touch any node
7146 that is not analyzed or an edge that does not have a corresponding
7147 entry in the on-the-side vectors.
7148 (ipcp_function_scale_print): Likewise.
7149 (ipcp_update_callgraph): Check that the node is relevant.
7150 (ipcp_insert_stage): Check that the node is relevant. Check there is
7151 an info for every node and edge.
7152 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7153 (ipa_print_all_tree_maps): Likewise and a new variable info.
7154 (ipa_print_all_params_modified): Likewise.
7155 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7157 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7160 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7162 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7164 PR rtl-optimization/36753
7165 * fwprop.c (use_killed_between): Don't shortcut
7166 single-definition global registers.
7168 2008-07-16 Jan Hubicka <jh@suse.cz>
7170 * cgraph.h (varpool_empty_needed_queue): Declare.
7171 * cgraphunit.c (output_in_order): Mark all variables as needed;
7173 * varpool.c (varpool_assemble_node): Update debug queue.
7174 (varpool_assemble_pending_decls): Don't do it here.
7175 (varpool_empty_needed_queue): New function.
7177 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7179 * recog.c (peephole2_optimize): Fix formatting.
7181 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7183 * c-pch.c (get_ident): Avoid C++ keywords.
7184 * combine-stack-adj.c (single_set_for_csa): Likewise.
7185 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7186 output_asm_insn): Likewise.
7187 * reload.c (push_secondary_reload, find_reusable_reload,
7188 push_reload, combine_reloads, find_reloads,
7189 debug_reload_to_stream): Likewise.
7190 * reload.h (struct reload): Likewise.
7191 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7192 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7193 emit_output_reload_insns): Likewise.
7194 * targhooks.c (default_secondary_reload): Likewise.
7195 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7197 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7199 * recog.c (validate_change_1, validate_change,
7200 validate_unshare_change, validate_replace_rtx_1, struct
7201 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7203 * reload.c (push_secondary_reload, secondary_reload_class,
7204 scratch_reload_class, find_valid_class, find_reusable_reload,
7205 push_reload, find_dummy_reload, find_reloads_address_1,
7206 find_reloads_address_part, find_equiv_reg): Likewise.
7207 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7208 choose_reload_regs): Likewise.
7209 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7211 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7212 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7213 * sched-rgn.c (concat_INSN_LIST): Likewise.
7214 * stor-layout.c (mode_for_size, mode_for_size_tree,
7215 smallest_mode_for_size): Likewise.
7217 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7219 * cfg.c (dump_reg_info): Avoid C++ keywords.
7220 * dwarf2asm.c (dw2_force_const_mem,
7221 dw2_asm_output_encoded_addr_rtx): Likewise.
7222 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7223 * expmed.c (expand_shift): Likewise.
7224 * global.c (find_reg): Likewise.
7225 * graph.c (draw_edge): Likewise.
7226 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7227 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7228 widen_clz, widen_bswap, expand_parity, expand_unop,
7229 emit_cmp_and_jump_insn_1): Likewise.
7230 * postreload.c (reload_cse_simplify_operands): Likewise.
7231 * ra.h (add_neighbor): Likewise.
7232 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7233 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7234 record_reg_classes, copy_cost, record_address_regs,
7235 invalid_mode_change_p): Likewise.
7236 * regrename.c (regrename_optimize, scan_rtx_reg,
7237 dump_def_use_chain, find_oldest_value_reg,
7238 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7240 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7242 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7243 MASK_POWERPC64 for power4 in previous commit.
7245 2008-07-16 Olivier Hainque <hainque@adacore.com>
7247 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7248 instead of bare conversion to cast const-ness away.
7250 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7252 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7253 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7254 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7255 (TARGET_FUNCTION_VALUE): Define.
7257 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7259 * config/rs6000/rs6000.c (processor_target_table): Add
7260 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7262 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7265 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7266 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7267 m32c_legitimize_reload_address.
7269 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7271 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7272 DECL_IN_SYSTEM_HEADER in sync.
7274 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7276 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7277 * tree-ssa-pre.c (pre_expr_eq): Ditto
7278 (get_constant_for_value_id): Take a type as an argument.
7279 (fully_constant_expression): Pass in type.
7280 (find_or_generate_expression): Short circuit constant case.
7281 (create_expression_by_pieces): Remove special casing of
7283 (do_regular_insertion): Short circuit constant case.
7284 (do_partial_partial_insertion): Ditto.
7286 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7289 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7291 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7293 * config/xtensa/libgcc-xtensa.ver: New file.
7294 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7296 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7298 * df-problems.c (df_set_note): Avoid C++ keywords.
7299 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7300 * dse.c (record_store, remove_useless_values): Likewise.
7301 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7302 gen_reg_rtx_offset, operand_subword, change_address_1,
7303 change_address, adjust_address_1, offset_address,
7304 widen_memory_access, emit_copy_of_insn_after): Likewise.
7305 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7306 * fwprop.c (should_replace_address, propagate_rtx_1,
7307 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7309 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7310 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7311 * lcm.c (compute_insert_delete, pre_edge_lcm,
7312 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7313 * lower-subreg.c (resolve_reg_notes): Likewise.
7314 * mode-switching.c (optimize_mode_switching): Likewise.
7316 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7318 * bt-load.c (add_btr_def, migrate_btr_def,
7319 branch_target_load_optimize): Avoid C++ keywords.
7320 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7322 * combine.c (subst, simplify_set, make_extraction,
7323 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7324 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7325 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7327 2008-07-15 Richard Guenther <rguenther@suse.de>
7330 * c-common.c (strict_aliasing_warning): Do not warn for
7331 TYPE_REF_CAN_ALIAS_ALL pointers.
7332 (c_common_get_alias_set): may_alias types are not special.
7333 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7334 attribute and set can_ref_all accordingly.
7335 (build_reference_type_for_mode): Likewise.
7336 * doc/extend.texi (may_alias): Clarify.
7338 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7341 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7342 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7344 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7347 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7348 gcc_assert, instead call output_operand_lossage.
7350 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7352 * builtins.c (std_canonical_va_list): Treat structure based
7355 2008-07-15 Ben Elliston <bje@au.ibm.com>
7357 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7359 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7361 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7364 2008-07-14 Jan Hubicka <jh@suse.cz>
7366 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7367 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7368 fix predicates and constraints.
7369 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7370 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7372 2008-07-14 Doug Kwan <dougkwan@google.com>
7374 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7375 additional option file arm/eabi.opt.
7376 * config/arm/eabi.h (File): New configuration file for EABI targets.
7377 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7378 SUBSUBTARGET_EXTRA_SPECS.
7379 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7380 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7381 from STARTFILE_SPEC so that it can be referenced in an override.
7382 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7383 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7384 can be referenced in an override.
7385 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7386 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7387 so that it can be referenced in an override.
7388 (LINK_SPEC): Use BPABI_LINK_SPEC.
7389 * config/arm/eabi.opt (File): New.
7391 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7393 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7394 (FIXED_VALUE_H): New variable.
7395 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7396 input.h, fixed-value.h.
7397 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7398 (BASIC_BLOCK_H): Use $(BITMAP_H).
7399 (FUNCTION_H): Add varray.h.
7400 (IPA_REFERENCE_H): Use $(BITMAP_H).
7401 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7402 (DF_H): Use $(BITMAP_H).
7403 (GGC_H): Add statistics.h.
7405 (INSN_ATTR_H): Use it.
7406 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7408 (SYMTAB_H): Add $(OBSTACK_H).
7409 (CPP_INTERNAL_H): New.
7410 (TREE_DUMP_H): Add tree-pass.h.
7411 (TREE_FLOW_H): Use $(BITMAP_H)
7412 (PRETTY_PRINT_H): Use $(INPUT_H).
7413 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7416 (many object files): Fix lots of header dependencies throughout.
7418 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7420 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7422 (s-gtyp-input): Use them to write tmp-gi.list.
7423 (echo_to_gi.list): Remove.
7425 2008-07-14 Richard Guenther <rguenther@suse.de>
7427 * tree-ssa-sccvn.c (pre_info): Remove.
7428 (switch_to_PRE_table): Likewise.
7429 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7430 (set_hashtable_value_ids): Do not create value-ids for the
7432 (run_scc_vn): Remove double test. Remove bogus special-case
7433 in value-number printing.
7434 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7435 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7437 * tree-flow-inline.h (get_value_handle): Remove.
7438 * tree-flow.h (get_value_handle): Remove.
7440 2008-07-14 Martin Jambor <mjambor@suse.cz>
7442 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7443 in which we generate arithmetics is not a subrange.
7445 2008-07-14 Martin Jambor <mjambor@suse.cz>
7447 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7449 2008-07-14 Richard Guenther <rguenther@suse.de>
7451 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7453 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7456 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7457 reload for symbol refs moved to r0 with -fPIC.
7458 (legitimize_pic_address): Use the target register as temporary
7460 (emit_symbolic_move): Adjust comment.
7461 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7464 2008-07-14 Ben Elliston <bje@au.ibm.com>
7466 * c-common.h (C_CPP_HASHNODE): New macro.
7467 * coretypes.h (struct cpp_token): Forward declare.
7468 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7469 the context-sensitive keyword method.
7470 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7471 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7472 expand_bool_pixel): New.
7473 (altivec_categorize_keyword): New function.
7474 (init_vector_keywords): New function.
7475 (rs6000_macro_to_expand): Likewise.
7476 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7477 compiling an ISO C dialect.
7479 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7481 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7482 (create_expression_by_pieces): Fix typo.
7483 (do_regular_insertion): Use debug counter here too.
7485 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7488 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7489 CONST_OK_FOR_LETTER_P. All port-local users changed.
7490 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7491 implement Kp matching power-of-two.
7492 (CONSTRAINT_LEN): Define to match.
7493 * config/cris/cris.md: Replace all use of constraint K with Kc.
7494 ("*btst*): Use Kp for operand 0 of last alternative.
7496 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7499 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7502 2008-07-13 Jan Hubicka <jh@suse.cz>
7504 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7507 2008-07-13 Richard Guenther <rguenther@suse.de>
7510 * langhooks.c (lhd_print_error_function): Deal with recursive
7513 2008-07-12 Jan Hubicka <jh@suse.cz>
7515 * cgraph.c (assembler_name_hash): New static var.
7516 (hash_node_by_assembler_name, eq_assembler_name): New.
7517 (cgraph_node_for_asm): Use hashtable.
7518 (cgraph_remove_node): Maintain hashtable.
7519 (change_decl_assembler_name): Sanity check that names are not changing
7520 after aliasing was processed.
7521 * cgraph.h (varpoon_node): Add next GGC marker.
7522 * tree.c (decl_assembler_name_equal): Constify.
7523 (decl_assembler_name_hash): New.
7524 * tree.h (decl_assembler_name_equal): Constify.
7525 (decl_assembler_name_hash): Update.
7527 2008-07-12 David Daney <ddaney@avtrex.com>
7529 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7532 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7534 * doc/md.texi: Document the MIPS "v" constraint.
7535 * config/mips/mips.h (reg_class): Revert last change.
7536 (REG_CLASS_NAMES): Likewise.
7537 (REG_CLASS_CONTENTS): Likewise.
7538 * config/mips/mips.c (mips_regno_to_class): Likewise.
7539 * config/mips/constraints.md (v): Likewise, but add documentation.
7540 Add a comment to say that this constraint should not be used in
7543 2008-07-11 DJ Delorie <dj@redhat.com>
7545 * config/h8300/h8300.md (length): Fix branch offset limit.
7547 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7549 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7550 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7551 (avr_hard_regno_scratch_ok): New function.
7552 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7553 * config/avr/avr.md (all peepholes that request a scratch register):
7554 Remove avr_peep2_scratch_safe use.
7556 2008-07-11 Tom Tromey <tromey@redhat.com>
7557 Ian Lance Taylor <iant@google.com>
7559 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7560 (struct c_common_resword): Define.
7561 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7562 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7563 (c_common_reswords, num_c_common_reswords): Declare.
7564 * c-common.c (c_common_reswords): New global const array.
7565 (num_c_common_reswords): New const int.
7566 * c-parser.c (struct resword, reswords): Don't define.
7567 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7568 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7569 than reswords. If warning about C++ keywords, give them a special
7571 (c_lex_one_token): Warn about C++ keywords. Call
7572 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7573 (c_parser_external_declaration): Look for RID_xxx rather than
7574 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7575 (c_parser_statement_after_labels): Likewise.
7576 (c_parser_objc_class_instance_variables): Likewise.
7577 (c_parser_objc_class_declaration): Likewise.
7578 (c_parser_objc_try_catch_statement): Likewise.
7579 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7580 (declspecs_add_type): Likewise.
7582 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7584 * ggc-page.c (alloc_page):
7585 Substituting xmalloc, xcalloc with
7586 XNEWVEC and XCNEWVAR macros which add the
7589 2008-07-11 Richard Guenther <rguenther@suse.de>
7591 PR tree-optimization/36765
7592 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7593 aliases from HEAP vars to SMTs.
7595 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7597 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7598 * configure.ac (loose_warn): Move -Wc++-compat from here...
7599 (strict_warn): ...to here.
7600 * configure: Regenerate.
7602 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7604 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7605 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7606 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7607 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7608 excluding more specific h8300-*-* and sh-*-* targets.
7610 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7612 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7614 (execute_pre): Call loop_optimizer_finalize in early exit.
7616 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7619 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7620 uids in the bitmap, not just VAR_DECL uids.
7622 PR rtl-optimization/36419
7623 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7624 (combine_stack_adjustments_for_block): Call it if needed. Delete
7626 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7627 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7628 prologue sp adjustment.
7630 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7633 * opts.c (print_ignored_options): Report postponed diagnostics for
7634 unknown -Wno-* options as warnings, not errors.
7635 (postpone_unknown_option_error): Renamed to...
7636 (postpone_unknown_option_warning): ... this.
7638 2008-07-09 Doug Kwan <dougkwan@google.com>
7641 2008-07-08 Doug Kwan <dougkwan@google.com>
7643 * config/arm/arm.opt (mandroid): New option.
7644 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7645 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7647 (CC1PLUS_SPEC): Same.
7649 (STARTFILE_SPEC): Same.
7650 (ENDFILE_SPEC): Same.
7651 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7654 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7657 * config/mips/mips.h (reg_class): Remove V1_REG.
7658 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7659 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7661 (mips_get_tp): New function.
7662 (mips_legitimize_tls_address): Use it.
7663 * config/mips/constraints.md (v): Delete.
7664 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7665 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7666 After reload, split into a move and ...
7667 (*tls_get_tp_<mode>_split): ...this new instruction.
7669 2008-07-09 David Daney <ddaney@avtrex.com>
7671 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7673 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7675 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7676 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7678 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7679 htab_delete should be called. Don't free c.
7680 (lookup_tmp_var): Create temp_htab lazily.
7681 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7682 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7684 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7685 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7686 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7687 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7688 * tree-sra.c (generate_element_init): Likewise.
7689 * tree-mudflap.c (execute_mudflap_function_ops,
7690 execute_mudflap_function_decls): Likewise.
7691 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7692 * tree-gimple.h (struct gimplify_ctx): New type.
7693 (push_gimplify_context): Adjust prototype.
7695 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7697 * tree-ssa-pre.c (phi_translate_1): Update placement of
7700 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7702 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7703 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7704 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7705 * targhooks.c (default_hard_regno_scratch_ok): New function.
7706 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7707 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7708 * recog.c: Include "target.h".
7709 (peep2_find_free_register): Add check for global regs. Add target
7711 * Makefile.in (recog.o): Depend on target.h.
7713 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7715 * config/sh/sh.c (sh_canonical_va_list_type): New.
7716 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7718 2008-07-09 Raksit Ashok <raksit@google.com>
7720 * doc/invoke.texi (Option Summary): Mention new option
7721 -Wdisallowed-function-list=...
7722 (Warning Options): Document -Wdisallowed-function-list=...
7723 * common.opt (Wdisallowed-function-list=): New flag.
7724 * flags.h (warn_disallowed_functions): External definition of new
7725 boolean warning flag.
7726 (warn_if_disallowed_function_p): Declare new function.
7727 * opts.c (warning_disallowed_functions): New static variable.
7728 (warn_disallowed_functions): New boolean warning flag.
7729 (warn_if_disallowed_function_p): New function.
7730 (add_comma_separated_to_vector): Rename
7731 add_instrument_functions_exclude_list to this.
7732 (common_handle_option): Handle new option. Rename calls to
7733 add_instrument_functions_exclude_list into calls to
7734 add_comma_separated_to_vector.
7735 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7736 based on flag warn_disallowed_functions.
7738 2008-07-09 Christian Bruel <christian.bruel@st.com>
7740 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7741 instead of get_attr_length.
7743 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7745 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7747 * genemit.c (gen_insn): Likewise.
7748 * gengtype.c (note_def_vec): Likewise.
7749 * gengtype.h (note_def_vec): Likewise.
7750 * genoutput.c (struct data, output_insn_data, process_template,
7751 gen_expand, gen_split, note_constraint): Likewise.
7752 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7753 make_insn_sequence): Likewise.
7754 * gensupport.c (record_insn_name): Likewise.
7756 2008-07-08 Doug Kwan <dougkwan@google.com>
7758 * config/arm/arm.opt (mandroid): New option.
7759 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7760 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7762 (CC1PLUS_SPEC): Same.
7764 (STARTFILE_SPEC): Same.
7765 (ENDFILE_SPEC): Same.
7766 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7769 2008-07-08 Raksit Ashok <raksit@google.com>
7771 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7772 (set_storage_via_setmem): Fix expected_align parameter.
7773 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7774 missing from the list.
7775 * doc/md.texi (movmem): Explicitly state that expected alignment is
7776 to be expressed in bytes.
7777 (setmem): Explicitly state that expected alignment is to be expressed
7780 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7782 * reload.c (find_reloads_subreg_address): Do not require validity
7783 of address in original mode before reloading address.
7785 2008-07-07 Tianwei Sheng <tianweis@google.com>
7787 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7788 bounds array access.
7790 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7792 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7794 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7796 Fix PR tree-optimization/23455
7797 Fix PR tree-optimization/35286
7798 Fix PR tree-optimization/35287
7799 * Makefile.in (OBJS-common): Remove tree-vn.o.
7800 (tree-vn.o): Remove.
7801 * dbgcnt.def: Add treepre_insert debug counter.
7802 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7803 (debug_value_expressions): Ditto.
7804 (print_value_expressions): Ditto.
7805 * tree-pretty-print.c (dump_generic_node): Updated for
7806 VALUE_HANDLE removal.
7807 * tree-ssa-dom.c (record_equality): Ditto.
7808 (cprop_operand): Ditto.
7809 (lookup_avail_expr): Ditto.
7810 * tree-ssa-threadedge.c
7811 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7812 (simplify_control_stmt_condition): Ditto.
7813 * tree.c (tree_code_size): Ditto.
7814 (tree_node_structure): Ditto.
7815 (iterative_hash_expr): Ditto.
7817 * tree.h (VALUE_HANDLE_ID): Ditto.
7818 (VALUE_HANDLE_EXPR_SET): Ditto.
7819 (struct tree_value_handle): Ditto.
7820 (union tree_node): Ditto.
7821 * treestruct.def: Ditto.
7822 * tree-vn.c: Removed.
7823 * tree-ssa-pre.c: Rewritten entirely.
7824 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7825 (constant_value_ids): Ditto.
7826 (vn_nary_op_t): Moved to header.
7828 (vn_reference_op_t): Ditto
7829 (vn_reference_t): Ditto.
7830 (next_value_id): New variable.
7831 (VN_INFO): Add an assert.
7832 (vn_constant_eq): New function.
7833 (vn_constant_hash): Ditto.
7834 (get_or_alloc_constant_value_id): Ditto.
7835 (value_id_constant_p): Ditto.
7836 (vn_reference_compute_hash): De-staticify.
7837 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7838 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7839 (valueize_refs): Update opcode if it changes from ssa name to constant.
7840 (vn_reference_lookup_1): Add new argument.
7841 (vn_reference_lookup): Ditto.
7842 (vn_reference_lookup_pieces): New function.
7843 (vn_reference_insert): Add return type. Modify to deal with value ids.
7844 (vn_reference_insert_pieces): New function.
7845 (vn_nary_op_compute_hash): De-staticify.
7846 (vn_nary_op_eq): Ditto.
7847 (vn_nary_op_lookup_pieces): New function.
7848 (vn_nary_op_lookup): Add new argument.
7849 (vn_nary_op_insert_pieces): New function.
7850 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7851 (vn_phi_insert): Ditto.
7852 (visit_unary_op): Update for callee changes.
7853 (visit_binary_op): Ditto.
7854 (visit_reference_op_load): Ditto.
7855 (visit_reference_op_store): Ditto.
7856 (init_scc_vn): Init next_value_id, constant_to_value_id and
7858 (free_scc_vn): Free them.
7859 (set_hashtable_value_ids): New function.
7860 (run_scc_vn): Use it.
7861 (get_max_value_id): New function.
7862 (get_next_value_id): Ditto.
7863 (expressions_equal_p): Moved from tree-vn.c
7864 (sort_vuses): Ditto.
7865 (sort_vuses_heap): Ditto.
7866 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7868 * tree.c (iterative_hash_hashval_t): Made non-static
7869 * tree.h (iterative_hash_hashval_t): Declare it.
7871 2008-07-08 Martin Jambor <mjambor@suse.cz>
7873 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7874 instead of ipa_create_node_params.
7875 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7876 ipa_check_create_edge_args, free them with
7877 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7879 * ipa-prop.c: Include flags.h and tree-inline.h.
7880 (ipa_node_params_vector): New variable.
7881 (ipa_edge_args_vector): New variable.
7882 (edge_removal_hook_holder): New variable.
7883 (node_removal_hook_holder): New variable.
7884 (edge_duplication_hook_holder): New variable.
7885 (node_duplication_hook_holder): New variable.
7886 (ipa_detect_param_modifications): Check for presence of modified flags.
7887 (ipa_compute_jump_functions): Check for presence of jump functions.
7888 (ipa_free_edge_args_substructures): New function.
7889 (ipa_create_node_params): Removed.
7890 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7891 (ipa_free_node_params_substructures): New function.
7892 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7894 (ipa_edge_removal_hook): New function.
7895 (ipa_node_removal_hook): New function.
7896 (duplicate_array): New function.
7897 (ipa_edge_duplication_hook): New function.
7898 (ipa_node_duplication_hook): New function.
7899 (ipa_register_cgraph_hooks): New function.
7900 (ipa_unregister_cgraph_hooks): New function.
7901 (free_all_ipa_structures_after_ipa_cp): New function.
7903 * ipa-prop.h: Include vec.h.
7904 (ipa_node_params_t): New typedef with vector types for it.
7905 (ipa_edge_args_t): New typedef with vector types for it.
7906 (IPA_NODE_REF): Changed to access an on-the-side vector.
7907 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7908 (ipa_check_create_node_params): New function.
7909 (ipa_check_create_edge_args): New function.
7911 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7914 2008-07-07 Tom Tromey <tromey@redhat.com>
7916 * configure, config.in: Rebuilt.
7917 * configure.ac: Don't check for scandir or alphasort.
7919 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7921 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7922 types immediately after creating them.
7924 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7926 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7928 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7930 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7931 dump_constraint_graph.
7932 (dump_constraint_edge): New function.
7933 (dump_constraint_graph): New function.
7934 (debug_constraint_graph): New function.
7935 (dump_constraint): Removed useless comparison.
7936 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7937 (dump_constraint_graph): Declare.
7938 (debug_constraint_graph): Declare.
7939 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7941 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7943 * config/i386/i386.c (is_va_list_char_pointer): New.
7944 (ix86_va_start): Replace compare with ms_va_list_type_node
7945 by is_va_list_char_pointer.
7946 (ix86_gimplify_va_arg): Likewise.
7948 2008-07-07 Martin Jambor <mjambor@suse.cz>
7950 * cgraph.c (cgraph_edge_max_uid): New variable.
7951 (struct cgraph_edge_hook_list): New type.
7952 (struct cgraph_node_hook_list): New type.
7953 (struct cgraph_2edge_hook_list): New type.
7954 (struct cgraph_2node_hook_list): New type.
7955 (first_cgraph_edge_removal_hook): New variable.
7956 (first_cgraph_node_removal_hook): New variable.
7957 (first_cgraph_edge_duplicated_hook): New variable.
7958 (first_cgraph_node_duplicated_hook): New variable.
7959 (cgraph_add_edge_removal_hook): New function.
7960 (cgraph_remove_edge_removal_hook): New function.
7961 (cgraph_call_edge_removal_hooks): New function.
7962 (cgraph_add_node_removal_hook): New function.
7963 (cgraph_remove_node_removal_hook): New function.
7964 (cgraph_call_node_removal_hooks): New function.
7965 (cgraph_add_edge_duplication_hook): New function.
7966 (cgraph_remove_edge_duplication_hook): New function.
7967 (cgraph_call_edge_duplication_hooks): New function.
7968 (cgraph_add_node_duplication_hook): New function.
7969 (cgraph_remove_node_duplication_hook): New function.
7970 (cgraph_call_node_duplication_hooks): New function.
7971 (cgraph_create_edge): Assign to edge uid.
7972 (cgraph_remove_edge): Call edge removal hooks.
7973 (cgraph_node_remove_callees): Call edge removal hooks.
7974 (cgraph_node_remove_callers): Call edge removal hooks.
7975 (cgraph_remove_node): Call node removal hooks.
7976 (cgraph_clone_edge): Call edge duplication hooks.
7977 (cgraph_clone_node): Call node duplication hooks.
7979 * cgraph.h (cgraph_edge): New field uid.
7980 (cgraph_edge_hook): New type.
7981 (cgraph_node_hook): New type.
7982 (cgraph_2edge_hook): New type.
7983 (cgraph_2node_hook): New type.
7985 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7987 * config.in: Regenerate.
7989 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7991 * gcc.c (print_sysroot): New.
7992 (option_map, display_help, process_command): Handle the
7993 -print-sysroot option.
7994 (main): Print the sysroot if requested.
7995 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7997 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8000 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8002 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8004 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8005 (assign_parm_setup_block_p): Also check mode of entry_parm.
8007 2008-07-07 Richard Guenther <rguenther@suse.de>
8009 * tree-ssa-structalias.h (set_used_smts): Remove.
8010 * tree-ssa-structalias.c (used_smts): Likewise.
8011 (set_used_smts): Likewise.
8012 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8013 call to set_used_smts.
8015 2008-07-07 Richard Guenther <rguenther@suse.de>
8017 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8018 (new_var_info): Set it to false.
8019 (solution_set_add): Correctly handle pointers outside a var and
8021 (type_safe): Treat variables with is_full_var properly.
8022 (do_sd_constraint): Likewise.
8023 (do_ds_constraint): Likewise.
8024 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8025 (get_constraint_for_ptr_offset): New function.
8026 (get_constraint_for_component_ref): For addresses at least include
8027 the last field of the variable. Handle is_full_vars properly.
8028 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8029 (handle_ptr_arith): Remove.
8030 (find_func_aliases): Simplify assignment handling.
8031 (create_function_info_for): For parameter and result varinfos set
8033 (create_variable_info_for): Set is_full_var flag whenever we
8034 just created a single varinfo for a decl.
8035 (init_alias_vars): Initialize use_field_sensitive from
8036 max-fields-for-field-sensitive parameter.
8038 2008-07-07 Richard Guenther <rguenther@suse.de>
8040 PR tree-optimization/36713
8041 * tree-flow-inline.h (is_call_used): New function.
8042 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8043 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8044 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8046 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8048 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8050 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8052 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8054 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8055 Nathan Sidwell <nathan@codesourcery.com>
8057 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8058 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8060 * config/m68k/t-linux: New.
8061 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8064 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8066 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8067 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8070 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8072 * gcc.c (execute): Fix -Wc++-compat warning.
8074 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8077 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8078 constant for little endian.
8080 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8082 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8083 mips_base_mips16 instead of TARGET_MIPS16.
8084 (mips_base_mips16): Declare.
8085 * config/mips/mips.c (mips_base_mips16): Make global.
8086 (was_mips16_p): Remove GTY marker.
8087 (was_mips16_pch_p): New variable.
8088 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8089 (mips_override_options): Force to non-MIPS16 mode initially.
8090 Do not complain about MIPS16 PIC incompatibilities here.
8091 Only allow -mgpopt if -mexplicit-relocs is in force for
8094 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8096 * configure.ac: Check for caddr_t, define to char * if not defined.
8097 * configure: Regenerate.
8098 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8099 (mmap_gt_pch_use_address): Likewise.
8100 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8102 2008-07-06 Richard Guenther <rguenther@suse.de>
8104 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8105 (new_var_info): Deal with it.
8106 (solution_set_add): Likewise.
8107 (bitpos_of_field): Make signed, fix.
8108 (struct fieldoff): Remove type and decl fields. Make size field
8109 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8111 (fieldoff_compare): Deal with it.
8112 (push_fields_onto_fieldstack): Remove has_union argument, glob
8113 adjacent non-pointer fields together.
8114 (create_function_info_for): Do not set has_union.
8115 (create_variable_info_for): Simplify.
8117 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8119 * config.gcc (extra_headers): Add cross-stdarg.h for target
8120 x86_64-*-* and i?86-*-*.
8121 * config/i386/cross-stdarg.h: New.
8122 * builtins.c (std_fn_abi_va_list): New.
8123 (std_canonical_va_list_type): New.
8124 (stabilize_va_list): Replace va_list_type_node use by
8125 mtarget.canonical_va_list_type.
8126 (gimplify_va_arg_expr): Likewise.
8127 (expand_builtin_va_copy): Replace va_list_type_node use by
8128 mtarget.fn_abi_va_list.
8129 * tree-sra.c (is_va_list_type): New helper.
8130 (decl_can_be_decomposed_p): Replace
8131 va_list_type_node use by is_va_list_type.
8132 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8133 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8134 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8135 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8136 (ix86_enum_va_list): New.
8137 * config/i386/i386.c (sysv_va_list_type_node): New.
8138 (ms_va_list_type_node): New.
8139 (ix86_function_type_abi): Remove sorry.
8140 (ix86_build_builtin_va_list_abi): New.
8141 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8143 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8144 (ix86_init_builtins_va_builtins_abi): New.
8145 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8147 (ix86_handle_abi_attribute): New.
8148 (attribute_spec): Add sysv_abi and ms_abi.
8149 (ix86_fn_abi_va_list): New.
8150 (ix86_canonical_va_list_type): New.
8151 (ix86_enum_va_list): New.
8152 (TARGET_FN_ABI_VA_LIST): New.
8153 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8154 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8155 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8156 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8157 (TARGET_ENUM_VA_LIST): New.
8158 * expr.h (std_fn_abi_va_list): New.
8159 (std_canonical_va_list_type): New.
8160 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8161 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8162 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8163 TARGET_CANONICAL_VA_LIST_TYPE.
8164 * target.h (struct gcc_target): Add fn_abi_va_list hook
8165 and canonical_va_list_type hook.
8167 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8169 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8170 integral and pointer types.
8172 2008-07-04 Roger Sayle <roger@eyesopen.com>
8174 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8175 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8177 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8180 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8182 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8184 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8185 build_gimple_modify_stmt.
8186 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8187 gimple operand. Use fold_build* instead of build*.
8189 2008-07-04 Richard Guenther <rguenther@suse.de>
8191 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8192 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8193 properly to compute the reachability set if we do field-sensitive PTA.
8194 * invoke.texi (max-fields-for-field-sensitive): Document default.
8195 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8196 100 for optimize >= 2.
8198 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8200 * ggc-zone.c (lookup_page_table_if_allocated,
8201 set_page_table_entry, zone_find_object_size, alloc_small_page,
8202 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8203 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8204 -Wc++-compat and/or -Wcast-qual warnings.
8206 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8209 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8210 pic_offset_table_rtx to be marked as used here.
8211 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8212 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8213 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8214 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8217 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8219 * alloc-pool.c (hash_descriptor, eq_descriptor,
8220 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8221 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8223 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8224 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8225 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8226 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8229 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8231 * tree-flow.h (loop_only_exit_p): Declare.
8232 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8233 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8234 the number of iterations if it is constant. Otherwise, if this is the
8235 only possible exit of the loop, use the conservative estimate on the
8236 number of iterations of the entire loop if available.
8238 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8240 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8241 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8242 Add synchronization functions.
8243 * config/sync.c: New file.
8244 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8245 (LIBGCC_SYNC_CFLAGS): Likewise.
8247 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8250 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8251 (*pushtf_sse): New insn pattern.
8252 (pushtf splitters): New splitters.
8254 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8257 * predict.c (build_predict_expr): Use void_type_node for the tree
8258 type, instead of NULL_TREE.
8260 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8262 * config/i386/i386.c (contains_aligned_value_p): Return true
8264 (ix86_data_alignment): Align TCmode to 128bits.
8265 (ix86_local_alignment): Likewise.
8267 2008-07-03 Andrew Haley <aph@redhat.com>
8270 * vec.h (VEC_TA): New.
8271 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8272 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8273 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8274 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8275 (C_COMMON_FIXED_TYPES): Remove first arg.
8276 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8277 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8278 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8279 not to use empty macro arguments.
8281 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8283 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8284 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8285 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8286 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8287 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8288 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8289 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8290 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8291 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8292 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8293 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8294 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8295 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8296 config/rs6000/e500crtres64gpr.asm,
8297 config/rs6000/e500crtres64gprctr.asm,
8298 config/rs6000/e500crtrest32gpr.asm,
8299 config/rs6000/e500crtrest64gpr.asm,
8300 config/rs6000/e500crtresx32gpr.asm,
8301 config/rs6000/e500crtresx64gpr.asm,
8302 config/rs6000/e500crtsav32gpr.asm,
8303 config/rs6000/e500crtsav64gpr.asm,
8304 config/rs6000/e500crtsav64gprctr.asm,
8305 config/rs6000/e500crtsavg32gpr.asm,
8306 config/rs6000/e500crtsavg64gpr.asm,
8307 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8308 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8309 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8310 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8311 config/sparc/sol2-cn.asm: Remove .file directives.
8313 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8315 * resource.c (mark_referenced_resources): Look inside
8316 UNSPEC_VOLATILEs and ASM_INPUTs.
8318 2008-07-02 Ian Lance Taylor <iant@google.com>
8320 * rtlanal.c (add_reg_note): New function.
8321 * rtl.h (add_reg_note): Declare.
8322 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8323 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8324 * builtins.c (expand_builtin_longjmp): Likewise.
8325 (expand_builtin_nonlocal_goto): Likewise.
8326 * calls.c (emit_call_1, expand_call): Likewise.
8327 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8328 * cfglayout.c (fixup_reorder_chain): Likewise.
8329 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8330 (commit_one_edge_insertion): Likewise.
8331 * combine.c (move_deaths, distribute_notes): Likewise.
8332 * df-problems.c (df_set_note): Likewise.
8333 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8334 (set_unique_reg_note): Likewise.
8335 (emit_copy_of_insn_after): Likewise.
8336 * expr.c (expand_expr_real): Likewise.
8337 * gcse.c (add_label_notes): Likewise.
8338 * haifa-sched.c (create_check_block_twin): Likewise.
8339 * jump.c (mark_jump_label_1): Likewise.
8340 * loop-doloop.c (add_test, doloop_modify): Likewise.
8341 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8342 * lower-subreg.c (move_eh_region_note): Likewise.
8343 * optabs.c (emit_libcall_block): Likewise.
8344 * predict.c (predict_insn): Likewise.
8345 (combine_predictions_for_insn): Likewise.
8346 * recog.c (peephole2_optimize): Likewise.
8347 * regmove.c (try_auto_increment): Likewise.
8348 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8349 * reload.c (find_reloads): Likewise.
8350 * reload1.c (fixup_eh_region_note): Likewise.
8351 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8352 * reorg.c (delete_prior_computation): Likewise.
8353 (delete_computation, dbr_schedule): Likewise.
8354 * config/pa/pa.c (legitimize_pic_address): Likewise.
8355 * config/sh/sh.c (sh_reorg): Likewise.
8357 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8360 * config/libgcc-glibc.ver: Add %exclude.
8361 * config/m32r/libgcc-glibc.ver: Likwise.
8362 * config/s390/libgcc-glibc.ver: Likwise.
8363 * config/sh/libgcc-glibc.ver: Likwise.
8364 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8366 * config/i386/libgcc-glibc.ver: New.
8368 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8370 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8372 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8373 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8374 i[34567]86-*-linux*, x86_64-*-linux*. Add
8375 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8376 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8377 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8378 i[34567]86-*-linux*, x86_64-*-linux*.
8380 * libgcc-std.ver: Add empty GCC_4.4.0.
8382 * mkmap-symver.awk: Support multiple versions per symbol.
8384 * config/i386/i386.c (ix86_init_builtins): Always define
8385 __builtin_fabsq and __builtin_copysignq with fallbacks.
8386 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8387 and __builtin_copysignq if SSE2 isn't available.
8389 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8390 (LIBGCC2_TF_CEXT): Likwise.
8393 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8395 * config/i386/sfp-machine.h: Moved to libgcc.
8397 * config/i386/sfp-machine.h: New.
8398 * config/i386/t-linux: Likwise.
8400 * config/i386/t-darwin: Remove softfp_wrap_start and
8402 * config/i386/t-darwin64: Likewise.
8404 * config/i386/t-fprules-softfp64: Renamed to ...
8405 * config/i386/t-fprules-softfp: This.
8407 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8408 and softfp_wrap_end.
8410 2008-07-02 Jason Merrill <jason@redhat.com>
8412 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8414 * tree.c (ctor_to_list): New fn.
8415 * tree.h: Declare it.
8416 (CONSTRUCTOR_ELT): New macro.
8417 (CONSTRUCTOR_NELTS): New macro.
8419 2008-07-02 Richard Guenther <rguenther@suse.de>
8421 * tree-ssa-structalias.c (struct variable_info): Reorder
8422 to fill padding on 64bit hosts. Make collapsed_to an int.
8423 (get_varinfo_fc): Deal with that.
8424 (new_var_info): Likewise.
8425 (collapse_rest_of_var): Likewise.
8427 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8429 * doc/install.texi (--enable-java-home): Document.
8430 (--enable-aot-compile-rpm): Likewise.
8431 (--with-arch-directory): Likewise.
8432 (--with-os-directory): Likewise.
8433 (--with-origin-name): Likewise.
8434 (--with-arch-suffix): Likewise.
8435 (--with-jvm-root-dir): Likewise.
8436 (--with-jvm-jar-dir): Likewise.
8437 (--with-python-dir): Likewise.
8439 2008-07-02 Richard Guenther <rguenther@suse.de>
8441 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8442 from decls explicitly. Merge operand checking from tuples.
8444 2008-07-02 Martin Jambor <mjambor@suse.cz>
8446 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8448 2008-07-02 Martin Jambor <mjambor@suse.cz>
8450 * tree-switch-conversion.c: Included timevar.h
8451 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8453 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8455 2008-07-02 Martin Jambor <mjambor@suse.cz>
8457 * tree-switch-conversion.c: Corrected various comments and
8459 (build_constructors): Fixed minor formatting mistakes.
8461 * invoke.texi (Optimize Options): Corrected the
8462 switch-conversion-max-branch-ratio parameter.
8464 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8466 * final.c (asm_insn_count): Return zero for an empty asm body.
8468 2008-07-02 Richard Guenther <rguenther@suse.de>
8470 * bitmap.h (bitmap_set_bit): Return bool.
8471 (bitmap_clear_bit): Likewise.
8472 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8473 write to the bitmap if it would.
8474 (bitmap_clear_bit): Likewise.
8475 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8476 bitmap_set_bit return value.
8477 (add_pred_graph_edge): Likewise.
8478 (add_graph_edge): Likewise.
8479 (do_sd_constraint): Likewise.
8480 (do_ds_constraint): Likewise.
8482 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8484 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8485 Fix -Wc++-compat and/or -Wcast-qual warnings.
8486 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8487 gen_regparm_prefix): Likewise.
8488 * vmsdbgout.c (write_modbeg, lookup_filename,
8489 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8491 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8493 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8494 defaults.h definition apply.
8496 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8498 * function.c (assign_parm_remove_parallels): New.
8499 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8501 (assign_parm_setup_block): Do not handle them.
8502 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8503 assign_parm_remove_parallels.
8505 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8507 * c-typeck.c (convert_for_assignment): Use
8508 vector_targets_convertible_p.
8509 * c-common.c (vector_targets_convertible_p): New.
8510 * c-common.h (vector_targets_convertible_p): New prototype.
8511 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8512 opaque_p_V2SI_type_node.
8514 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8516 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8519 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8521 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8522 TFmode constants via two element DImode vector for hosts with
8523 HOST_BITS_PER_WIDE_INT < 64.
8524 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8525 also for HOST_BITS_PER_WIDE_INT < 64.
8527 2008-07-01 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/36666
8530 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8531 (get_constraint_exp_from_ssa_var): Split into ...
8532 (get_constraint_exp_for_temp): ... this ...
8533 (get_constraint_for_ssa_var): ... and that.
8534 Return constraint expressions for all touched sub-fields
8535 if the results address is not taken.
8536 (process_constraint): Remove assertion that aggregate
8537 assignments do not happen at this place.
8538 (get_constraint_for_component_ref): Add address_p argument.
8539 Return constraint expressions for all touched sub-fields
8540 if the results address is not taken.
8541 (do_deref): Use get_constraint_exp_for_temp.
8542 (get_constraint_for_1): Rename from ...
8543 (get_constraint_for): ... this. Add the old function as wrapper.
8544 (do_structure_copy): Use get_constraint_for_1.
8546 2008-07-01 Martin Jambor <mjambor@suse.cz>
8548 * Makefile.in (tree-switch-conversion.o): Add.
8549 (OBJS-common): Add tree-swtch-conversion.o.
8550 * passes.c (init_optimization_passes): Add pass_convert_switch.
8551 * tree-pass.h: (pass_convert_switch): Add.
8552 * tree-switch-conversion.c: New file.
8553 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8554 * common.opt (ftree-cswtch): New option.
8555 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8556 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8557 * opts.c (decode_options): Set flag_tree_switch_conversion when
8558 optimization level is >= 2.
8559 * doc/invoke.texi (Optimize Options): Added description of
8560 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8562 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8564 * config/darwin-driver.c (darwin_default_min_version): Fix
8565 -Wc++-compat warnings.
8567 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8569 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8572 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8574 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8576 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8578 PR rtl-optimization/34744
8579 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8580 (df_scan_free_internal): Free data structures not
8581 allocated in storage pools.
8582 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8583 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8584 df_scan_free_mws_vec.
8585 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8588 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8590 * config/i386/i386.c (contains_aligned_value_p): Return true
8592 (ix86_function_arg_boundary): Return its natural boundary
8594 (return_in_memory_32): Don't check TDmode.
8595 (ix86_split_to_parts): Support splitting into 4 parts and
8596 support TFmode for 32bit target.
8597 (ix86_split_long_move): Support splitting into 4 parts.
8598 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8600 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8601 (ix86_init_builtins): Here.
8602 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8603 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8604 'q' and 'w', respectively.
8606 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8608 (movtf_internal): Likewise.
8609 (<code>tf2): Likewise.
8610 (*absnegtf2_sse): Likewise.
8611 (copysign<mode>3): Likewise.
8612 (copysign<mode>3_const): Likewise.
8613 (copysign<mode>3_var): Likewise.
8614 (define_split UNSPEC_COPYSIGN): Likewise.
8615 * config/i386/sse.md (*nandtf3): Likewise.
8616 (<code>tf3): Likewise.
8617 (*<code>tf3): Likewise.
8619 2008-06-30 Joey Ye <joey.ye@intel.com>
8620 H.J. Lu <hongjiu.lu@intel.com>
8622 * global.c (compute_regsets): Set frame_pointer_needed here.
8623 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8625 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8627 * doc/install.texi (specific): Expand Windows build notes.
8629 2008-06-30 Ira Rosen <irar@il.ibm.com>
8631 PR tree-optimization/36648
8632 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8633 number of prolog iterations by step. Fix the comment.
8635 2008-06-30 Richard Guenther <rguenther@suse.de>
8638 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8639 handle calls from ECF_MALLOC functions.
8640 (handle_pure_call): ECF_MALLOC functions do not return
8642 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8644 2008-06-29 Andreas Schwab <schwab@suse.de>
8646 * config/m68k/m68k.c (print_operand): Always print a float
8648 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8649 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8652 * config/rs6000/x-linux64: Remove never used file.
8654 2008-06-29 Richard Guenther <rguenther@suse.de>
8656 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8658 (struct alias_info): Move ...
8659 * tree-ssa-alias.c: ... here.
8660 (update_alias_info): Declare.
8661 (compute_may_aliases): Call it.
8662 (update_alias_info): New function.
8663 * tree-ssa-structalias.c (update_alias_info): Move ...
8664 * tree-ssa-alias.c (update_alias_info_1): ... here.
8665 * tree-ssa-structalias.c (process_constraint_1): Remove
8666 unused from_call argument. Rename to ...
8667 (process_constraint): ... this. Delete old wrapper.
8668 (make_constraint_to): Adjust callers.
8669 (handle_const_call): Likewise.
8670 (handle_pure_call): Likewise.
8671 (init_base_vars): Likewise.
8672 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8673 (find_func_aliases): We don't need structure copies for
8675 (make_constraint_from_anything): Remove.
8676 (create_variable_info_for): For globals make constraints
8677 from escaped, not from anything.
8678 (compute_points_to_sets): Do not call update_alias_info.
8679 (ipa_pta_execute): Use make_constraint_from.
8681 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8683 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8684 (bitmap.o-warn, dominance.o-warn): New.
8685 * configure.ac (cxx_compat_warn): Delete.
8686 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8687 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8689 * configure: Regenerate.
8691 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8694 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8696 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8697 * df-scan.c (df_notes_rescan): Likewise.
8698 * ggc-page.c (set_page_table_entry): Likewise.
8699 * intl.c (gcc_gettext_width): Likewise.
8700 * varasm.c (get_unnamed_section, get_noswitch_section,
8701 get_section): Likewise.
8703 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8705 * regrename.c (build_def_use): Don't copy RTX.
8707 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8709 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8710 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8711 punctuation. Use @ref instead of @xref.
8712 (Function Names): Remove stray @display/@end display.
8713 (C++ Attributes): Use @ref instead of @xref.
8714 (Deprecated Features): Fix punctuation around @xref.
8715 (Backwards Compatibility): Likewise.
8716 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8718 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8720 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8721 constants for E500 double.
8723 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8725 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8726 element type of const_vector.
8728 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8730 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8731 Remove FLAGS_REG clobber from expander pattern.
8732 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8733 (anddi3, andsi3, andhi3, andqi3): Ditto.
8734 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8735 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8736 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8737 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8738 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8739 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8740 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8741 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8743 2008-06-28 Richard Guenther <rguenther@suse.de>
8745 * tree-ssa-structalias.c (callused_id, var_callused,
8746 callused_tree): Add.
8747 (handle_pure_call): New function.
8748 (find_func_aliases): Call it.
8749 (find_what_p_points_to): Handle the call-used set.
8750 (clobber_what_escaped): Likewise.
8751 (compute_call_used_vars): New function.
8752 (init_base_vars): Init the call-used variable.
8753 (do_sd_constraint): Do not propagate the solution from CALLUSED
8754 but use CALLUSED as a placeholder.
8755 (solve_graph): Likewise.
8756 * tree-flow-inline.h (gimple_call_used_vars): New function.
8757 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8758 (compute_call_used_vars): Declare.
8759 * tree-ssa-alias.c (set_initial_properties): Call
8760 compute_call_used_vars.
8761 (reset_alias_info): Clear call-used variables.
8762 (add_call_clobber_ops): Assert we are not called for const/pure
8763 functions. Remove handling of them.
8764 (add_call_read_ops): Handle pure functions by adding the
8765 call-used set of variables as VUSEs.
8766 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8767 (delete_tree_ssa): Free it.
8768 * tree-dfa.c (remove_referenced_var): Clear the var from the
8771 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8773 * tree.c (build_varargs_function_type_list): New.
8774 (build_function_type_list_1): New.
8775 (build_function_type_list): Use build_function_type_list_1.
8776 * tree.h (build_varargs_function_type_list): New.
8778 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8781 * config/spu/spu.c (spu_builtin_splats): Do not generate
8782 invalid CONST_VECTOR expressions.
8783 (spu_expand_vector_init): Likewise.
8785 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8787 * optabs.c (libfunc_decls): New variable.
8788 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8789 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8790 for the same function twice.
8792 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8794 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8795 ix86_expand_binary_operator directly.
8796 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8798 (*ashrti3_1): Ditto.
8799 (*lshrti3_1): Ditto.
8800 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8801 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8802 using only one splitter. Conditionaly execute splitter before or
8803 after peephole2 pass.
8804 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8805 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8806 Use only one alternative in asm template.
8807 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8809 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8810 "J" operand constraint for operand 2.
8811 (*ashldi3_cconly_rex64): Ditto.
8812 (*ashrdi3_cmp_rex64): Ditto.
8813 (*ashrdi3_cconly_rex64): Ditto.
8814 (*lshrdi3_cmp_rex64): Ditto.
8815 (*lshrdi3_cconly_rex64): Ditto.
8816 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8817 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8818 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8821 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8823 * gimplify.c (omp_is_private): Don't return true if decl is not
8824 already private on #pragma omp for or #pragma omp parallel for.
8827 * tree-cfg.c (struct move_stmt_d): Replace block field with
8828 orig_block and new_block fields.
8829 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8830 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8831 (move_block_to_fn): Replace vars_map and new_label_map arguments
8832 with struct move_stmt_d pointer.
8833 (replace_block_vars_by_duplicates): New function.
8834 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8835 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8836 all subblocks of ORIG_BLOCK to the new function. Call
8837 replace_block_vars_by_duplicates.
8838 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8839 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8840 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8841 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8842 (expand_omp): Temporarily set input_location to the location of
8843 region's controlling stmt.
8844 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8845 BIND_EXPR, push ctx->block_vars and gimplification vars into
8846 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8848 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8849 there are any BLOCK_VARS.
8850 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8851 OMP_PARALLEL or OMP_TASK stmt.
8852 (lower_omp): Save and restore input_location around the lower_omp_1
8855 2008-06-27 Richard Guenther <rguenther@suse.de>
8857 PR tree-optimization/36400
8858 PR tree-optimization/36373
8859 PR tree-optimization/36344
8860 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8861 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8862 (update_alias_info): Remove call clobbering code.
8863 (make_constraint_to): New helper function.
8864 (make_escape_constraint): Likewise.
8865 (handle_rhs_call): Use it on all pointer containing arguments.
8866 Also mark the static chain escaped.
8867 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8868 instead of ANYTHING.
8869 (make_constraint_from): New helper split out from ...
8870 (make_constraint_from_anything): ... here.
8871 (find_func_aliases): Add constraints for escape sites.
8872 (intra_create_variable_infos): Make constraints from NONLOCAL
8874 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8876 (clobber_what_p_points_to): Remove.
8877 (clobber_what_escaped): New function.
8878 (init_base_vars): Init NONLOCAL and ESCAPED.
8879 (do_sd_constraint): Do not propagate the solution from ESCAPED
8880 but use ESCAPED as a placeholder.
8881 (solve_graph): Likewise.
8882 * tree-flow.h (clobber_what_p_points_to): Remove.
8883 (clobber_what_escaped): Declare.
8884 * tree-ssa-alias.c (set_initial_properties): Call it.
8885 Remove code clobbering escaped pointers.
8887 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8889 * function.c (allocate_struct_function): Only allocate a unique
8890 funcdef_no if the decl is nonzero.
8892 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8894 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8895 * config/mips/mips.c (mips_split_const_insns): New function.
8896 * config/mips/mips.md (move_type): New attribute.
8897 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8898 (dword_mode): New attribute.
8899 (type): Avoid long line. Map "move_type"s to "type"s,
8900 choosing "multi" for doubleword moves if appropriate.
8901 Swap MTC/MFC comments to match their declaration order.
8902 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8903 "type" is "branch" or "jal" is "direct".
8904 (length): Handle "extended_mips16" first. Make the default
8905 "0" for "ghost" instructions. Set the length from "move_type".
8906 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8907 of "type", with "sll0" for the register alternative. Remove the
8908 "extended_mips16" attribute.
8909 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8910 of "type", with "shift_shift" for the register alternative.
8911 Remove the "length" attribute.
8912 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8913 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8914 of "type", with "andi" for the register alternative.
8915 (*zero_extendqihi2): Likewise.
8916 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8917 of "andi" instead of a "type" of "arith".
8918 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8920 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8921 (mov_<store>r, *mov<mode>_ra): Likewise.
8922 (extendsidi2): Use "move_type" instead of "type", with "move"
8923 for the register alternative.
8924 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8925 of "type", with "signext" for the register alternative.
8926 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8927 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8928 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8929 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8930 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8931 (unnamed branch insn): Likewise.
8932 (*movdi_gp32_fp64): Fold into...
8933 (*movdi_32bit): ...here.
8934 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8935 (*movdf_hardfloat): ...this new pattern.
8936 (*movdf_softfloat): Remove redundant FPR alternatives.
8937 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8938 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8939 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8940 the "move" attribute.
8941 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8942 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8943 and "store" for COP loads and stores.
8944 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8945 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8946 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8947 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8948 (*movtf_mips16, *movv2sf): Likewise.
8949 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8950 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8951 (mfhc1<mode>): Use "move_type" instead of "move".
8952 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8953 (loadgp_blockage): Remove the "length" attribute.
8954 (blockage, set_got_version, update_got_version): Likewise.
8955 (call_internal): Remove the "extended_mips16" attribute.
8956 (call_value_internal, call_value_multiple_internal): Likewise.
8957 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8959 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8960 the "length" attribute.
8962 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8964 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8965 -Wcast-qual warnings.
8966 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8967 handle_pragma_pop_macro): Likewise.
8968 * collect2.c (resolve_lib_name): Likewise.
8969 * config/arc/arc.c (arc_init): Likewise.
8970 * config/arm/arm.c (neon_builtin_compare,
8971 locate_neon_builtin_icode): Likewise.
8972 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8973 * config/bfin/bfin.c (bfin_init_machine_status,
8974 bfin_optimize_loop): Likewise.
8975 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8976 * config/cris/cris.c (cris_init_expanders): Likewise.
8977 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8978 * config/darwin.c (machopic_indirection_eq,
8979 machopic_indirection_name, machopic_output_indirection): Likewise.
8980 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8981 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8982 frv_optimize_membar): Likewise.
8983 * config/i386/cygwin.h (mingw_scan,
8984 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8985 * config/i386/cygwin1.c (mingw_scan): Likewise.
8986 * config/i386/i386.c (machopic_output_stub): Likewise.
8987 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8988 i386_pe_unique_section): Likewise.
8989 * config/ia64/ia64.c (ia64_init_machine_status,
8990 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8992 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8993 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8994 * config/m68k/m68k.c (m68k_handle_option,
8995 m68k_sched_md_init_global): Likewise.
8996 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8997 mcore_unique_section): Likewise.
8998 * config/mips/mips.c (mips_block_move_straight,
8999 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9001 * config/mmix/mmix.c (mmix_init_machine_status,
9002 mmix_encode_section_info): Likewise.
9003 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9004 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9005 print_operand_address, output_toc, redefine_groups,
9006 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9007 * config/s390/s390.c (s390_init_machine_status): Likewise.
9008 * config/score/score.c (score_block_move_straight,
9009 score_block_move_loop_body): Likewise.
9010 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9011 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9012 * emit-rtl.c (find_auto_inc): Likewise.
9013 * gcc.c (translate_options, process_command): Likewise.
9014 * reorg.c (dbr_schedule): Likewise.
9015 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9016 * xcoffout.c (xcoffout_declare_function): Likewise.
9018 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9020 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9021 ipa-pta working again.
9023 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9025 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9028 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9030 * config.gcc (powerpc*-*-*): Add new core e500mc.
9031 * config/rs6000/e500mc.md: New file.
9032 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9034 (rs6000_override_options): Add e500mc case to
9035 processor_target_table. Altivec and Spe options not allowed
9036 with e500mc. Add isel instruction to e500mc by
9037 default. Initialize rs6000_cost for e500mc.
9038 (rs6000_issue_rate): Set issue rate for e500mc.
9039 * config/rs6000/rs6000.h (processor_type): Add
9040 PROCESSOR_PPCE500MC.
9041 (ASM_CPU_SPEC): Add e500mc.
9042 Set TARGET_ISEL to rs6000_isel.
9043 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9044 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9045 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9047 * doc/invoke.texi: Add e500mc to list of cpus.
9049 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9052 * c-lex.c (lex_charconst): Initialize unsignedp.
9054 2008-06-27 Olivier Hainque <hainque@adacore.com>
9056 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9057 documented assumptions.
9059 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9061 * dwarf2out.c: Remove trailing white spaces. Break long line
9064 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9066 * libfuncs.h (LTI_synchronize): New libfunc_index.
9067 (synchronize_libfunc): Declare.
9068 * builtins.c (expand_builtin_synchronize): Consider using
9069 synchronize_libfunc before falling back on an asm blockage.
9070 * config/mips/mips.c: Include libfuncs.h
9071 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9073 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9075 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9076 parameter. Copy stack_reg to r11 where appropriate.
9077 (no_global_regs_above): Add gpr parameter.
9078 (rs6000_stack_info): Only add padding for SPE save area if we
9079 are saving SPE GPRs and CR.
9080 (saveres_routine_syms): New variable.
9081 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9083 (rs6000_savres_routine_sym): New function.
9084 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9086 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9087 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9088 Tweak FPR out-of-line saving.
9089 (rs6000_make_savres_rtx): New function.
9090 (rs6000_use_multiple_p): New function.
9091 (rs6000_savres_strategy): New function.
9092 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9093 out-of-line if appropriate.
9094 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9095 if we are optimizing for size.
9096 (GP_SAVE_INLINE): Define.
9097 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9098 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9099 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9100 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9101 (*save_fpregs_<mode>): Add use of r11.
9102 (*restore_gpregs_<mode>): New insn.
9103 (*return_and_restore_gpregs_<mode>): New insn.
9104 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9106 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9107 (*restore_gpregs_spe): New insn.
9108 (*return_and_restore_gpregs_spe): New insn.
9109 * config/rs6000/predicates.md (save_world_operation): Fix check.
9111 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9113 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9114 this point, so assert that.
9116 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9118 * cfganal.c: Include vec.h and vecprim.h.
9119 (compute_idf): Import from...
9120 * tree-into-ssa (compute_idf): ...here.
9121 * basic-block.h (compute_idf): Export.
9123 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9125 * c-decl.c (merge_decls): Use !current_function_decl to check for
9126 extern declaration of C99 inline function being at file scope.
9128 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9130 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9132 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9134 * alias.c (record_alias_subset, init_alias_analysis): Fix
9135 -Wc++-compat and/or -Wcast-qual warnings.
9136 * attribs.c (lookup_attribute_spec): Likewise.
9137 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9138 copy_bb, connect_traces,
9139 find_rarely_executed_basic_blocks_and_cr): Likewise.
9140 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9141 note_btr_set, migrate_btr_defs): Likewise.
9142 * builtins.c (result_vector, expand_builtin_memcpy,
9143 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9144 builtin_memset_read_str, expand_builtin_printf,
9145 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9147 * caller-save.c (mark_set_regs): Likewise.
9148 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9149 * cgraph.c (cgraph_edge): Likewise.
9150 * combine.c (likely_spilled_retval_1): Likewise.
9151 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9152 htab_counts_entry_del, get_coverage_counts): Likewise.
9153 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9154 new_cselib_val): Likewise.
9155 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9156 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9158 * df-core.c (df_compact_blocks): Likewise.
9159 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9160 * df-scan.c (df_grow_reg_info, df_ref_create,
9161 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9162 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9163 df_record_entry_block_defs, df_record_exit_block_uses,
9164 df_bb_verify): Likewise.
9165 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9166 DF_REF_EXTRACT_MODE_CONST): New.
9167 * dominance.c (get_immediate_dominator, get_dominated_by,
9168 nearest_common_dominator, root_of_dom_tree,
9169 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9170 -Wc++-compat and/or -Wcast-qual warnings.
9171 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9172 record_store, replace_read, check_mem_read_rtx, scan_insn,
9173 dse_step1, dse_record_singleton_alias_set): Likewise.
9174 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9176 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9178 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9179 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9180 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9181 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9182 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9183 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9184 file_name_acquire, output_file_names, add_const_value_attribute,
9185 premark_used_types_helper, file_table_eq, file_table_hash,
9186 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9187 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9188 -Wcast-qual warnings.
9189 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9190 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9191 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9192 gen_reg_rtx, start_sequence, init_emit): Likewise.
9193 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9194 * except.c (init_eh_for_function, gen_eh_region,
9195 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9196 arh_to_landing_pad, arh_to_label, add_action_record,
9197 add_call_site, switch_to_exception_section): Likewise.
9198 * expmed.c (synth_mult): Likewise.
9199 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9200 store_expr): Likewise.
9201 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9203 * function.c (assign_stack_temp_for_type,
9204 allocate_struct_function, match_asm_constraints_1): Likewise.
9205 * gcov-io.c (gcov_allocate): Likewise.
9206 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9207 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9208 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9209 record_one_set, insert_expr_in_table, insert_set_in_table,
9210 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9211 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9212 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9213 -Wcast-qual warnings.
9215 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9217 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9218 -Wcast-qual warnings.
9219 * gcc.c (process_command): Likewise.
9220 * genattrtab.c (oballoc): Use XOBNEW.
9221 (oballocvec): Define.
9222 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9223 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9224 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9225 -Wc++-compat and/or -Wcast-qual warnings.
9226 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9227 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9228 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9229 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9230 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9231 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9232 add_excls, process_presence_absence_names,
9233 process_presence_absence_patterns, add_presence_absence,
9234 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9235 get_free_state, add_arc, get_free_automata_list_el,
9236 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9237 transform_3, cache_presence, create_ainsns, create_automata,
9238 create_state_ainsn_table, dfa_insn_code_enlarge,
9239 output_trans_func, output_min_issue_delay_func,
9240 output_dead_lock_func, output_reset_func,
9241 output_get_cpu_unit_code_func, output_dfa_start_func,
9242 expand_automata): Likewise.
9243 * genextract.c (gen_insn): Likewise.
9244 * gengtype-lex.l: Likewise.
9245 * gengtype.c (read_input_list, adjust_field_type,
9246 process_gc_options): Likewise.
9247 * genoutput.c (note_constraint): Likewise.
9248 * genpreds.c (mangle, add_constraint): Likewise.
9249 * genrecog.c (process_define_predicate, new_decision,
9250 add_to_sequence): Likewise.
9251 * gensupport.c (record_insn_name): Likewise.
9253 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9255 * config/i386/driver-i386.c (detect_caches_amd,
9256 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9257 and/or -Wcast-qual warnings.
9258 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9259 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9260 gt_pch_save): Likewise.
9261 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9262 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9263 * global.c (compute_regsets): Likewise.
9264 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9265 finish_graph_dump_file): Likewise.
9266 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9267 unlink_bb_notes): Likewise.
9268 * integrate.c (get_hard_reg_initial_val): Likewise.
9269 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9270 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9271 * local-alloc.c (update_equiv_regs): Likewise.
9272 * loop-invariant.c (check_invariant_table_size,
9273 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9275 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9276 altered_reg_used, mark_altered): Likewise.
9277 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9278 insert_var_expansion_initialization,
9279 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9280 release_var_copies): Likewise.
9281 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9282 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9283 analyze_accesses_for_phi_node, check_var_notmodified_p,
9284 check_allocation_function, find_sites_in_func,
9285 record_all_accesses_in_func, transform_access_sites,
9286 transform_allocation_sites): Likewise.
9287 * omp-low.c (new_omp_region, create_omp_child_function_name,
9288 check_omp_nesting_restrictions, check_combined_parallel,
9289 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9290 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9291 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9292 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9294 * opts-common.c (prune_options): Likewise.
9295 * opts.c (add_input_filename, print_filtered_help,
9296 get_option_state): Likewise.
9297 * params.c (add_params): Likewise.
9298 * passes.c (set_pass_for_id, next_pass_1,
9299 do_per_function_toporder, pass_fini_dump_file): Likewise.
9300 * postreload.c (reload_cse_simplify_operands): Likewise.
9301 * predict.c (tree_predicted_by_p, tree_predict_edge,
9302 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9304 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9306 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9308 * recog.c (check_asm_operands, validate_change_1): Likewise.
9309 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9310 subst_asm_stack_regs): Likewise.
9311 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9312 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9313 * regmove.c (reg_is_remote_constant_p): Likewise.
9314 * regrename.c (regrename_optimize, scan_rtx_reg,
9315 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9317 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9318 regstat_compute_calls_crossed): Likewise.
9319 * reload1.c (init_reload, new_insn_chain,
9320 has_nonexceptional_receiver, reload, copy_reloads,
9321 calculate_needs_all_insns, init_elim_table): Likewise.
9322 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9323 * rtl.c (shallow_copy_rtx_stat): Likewise.
9324 * rtlanal.c (parms_set): Likewise.
9325 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9326 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9327 * sched-ebb.c (earliest_block_with_similiar_load,
9328 add_deps_for_risky_insns): Likewise.
9329 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9330 schedule_region): Likewise.
9331 * see.c (eq_descriptor_pre_extension,
9332 hash_descriptor_pre_extension, hash_del_pre_extension,
9333 eq_descriptor_properties, hash_descriptor_properties,
9334 hash_del_properties, see_seek_pre_extension_expr,
9335 see_initialize_data_structures, see_print_register_properties,
9336 see_print_pre_extension_expr, see_delete_merged_def_extension,
9337 see_delete_unmerged_def_extension, see_emit_use_extension,
9338 see_pre_delete_extension, see_map_extension, see_commit_changes,
9339 see_analyze_merged_def_local_prop,
9340 see_analyze_merged_def_local_prop,
9341 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9342 see_set_prop_merged_def, see_set_prop_unmerged_def,
9343 see_set_prop_unmerged_use, see_print_one_extension,
9344 see_merge_one_use_extension, see_merge_one_def_extension,
9345 see_store_reference_and_extension, see_update_uses_relevancy,
9346 see_update_defs_relevancy): Likewise.
9347 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9348 hash_statistics_free, curr_statistics_hash): Likewise.
9349 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9350 expand_asm_operands, expand_return, case_bit_test_cmp,
9351 expand_case): Likewise.
9352 * stor-layout.c (start_record_layout): Likewise.
9353 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9354 gt_pch_save_stringpool): Likewise.
9355 * tree-data-ref.c (hash_stmt_vertex_info,
9356 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9357 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9359 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9362 * config/i386/i386.md : Change constraints of HImode and QImode
9363 immediate operands from "i" to "n". Change SImode "ni" constraint to
9364 "i" and SImode "rmi" constraint to "g". Remove all constraints
9365 from const0_operand and const1_operand predicated operands.
9366 (i): Change QImode and HImode attribute from "i" to "n".
9367 (*subqi_2): Change HImode operands to QImode.
9370 2008-06-25 Olivier Hainque <hainque@adacore.com>
9372 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9375 2008-06-25 Richard Guenther <rguenther@suse.de>
9377 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9378 not overflow the result type.
9380 2008-06-25 Richard Guenther <rguenther@suse.de>
9382 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9383 (vn_lookup): Likewise.
9385 2008-06-25 Richard Guenther <rguenther@suse.de>
9387 PR tree-optimization/35518
9388 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9389 * tree-sra.c (instantiate_element): Use fold_build3 to build
9391 (try_instantiate_multiple_fields): Likewise.
9393 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9395 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9398 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9400 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9401 use_backchain_to_restore_sp to true
9402 if the offset of the link register save area would go over the 32k - 1
9403 offset limit of the load
9406 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9408 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9409 anchor for the type-punning blurb. Cross-reference "Structures
9410 unions enumerations and bit-fields implementation". Provide a
9411 cast-through-pointer example. Make final sentence self-contained.
9412 * doc/implement-c.texi (Structures unions enumerations and
9413 bit-fields implementation): Cross-reference the type-punning blurb
9414 in the -fstrict-aliasing documentation.
9416 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9419 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9420 the memory instead of the memory itself for the save area.
9422 2008-06-24 Olivier Hainque <hainque@adacore.com>
9423 Nicolas Roche <roche@adacore.com>
9425 * gengtype.c (srcdir_len): size_t instead of int.
9426 (get_file_realbasename): New function. For F a filename, the real
9427 basename of F, with all the path components stripped.
9428 (get_file_srcdir_relative_path): New function. For F a filename, the
9429 relative path to F from $(srcdir).
9430 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9431 get_file_realbasename. Adjust the head comment.
9432 (get_prefix_langdir_index): New function. For F a filename, return the
9433 lang_dir_names[] relative index of the language directory that is
9435 (get_file_langdir): For F a filename, return the name of the language
9436 directory where F is located.
9437 (get_file_gtfilename): New function. The gt- output file name for an
9439 (get_output_file_with_visibility): Replace in-line computations with
9440 uses of get_file_gtfilename and get_prefix_langdir_index.
9441 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9443 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9445 PR tree-optimization/36504
9446 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9447 references without base address.
9449 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9452 * calls.c (expand_call): Increase alignment for recursive functions.
9454 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9456 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9457 (TARGET_FUNCTION_VALUE): New define.
9458 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9459 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9461 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9463 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9464 (fmod<mode>3): Ditto.
9465 (remainderxf3): Ditto.
9466 (remainder<mode>3): Ditto.
9468 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9471 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9472 REG is a hard register.
9474 PR tree-optimization/36508
9475 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9476 499, don't check it at all in release compilers.
9478 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9480 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9481 together with SSE_TARGET_MATH to disable insn pattern.
9482 (*fop_<MODEF:mode>_2_i387): Ditto.
9483 (*fop_<MODEF:mode>_3_i387): Ditto.
9485 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9487 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9489 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9492 * gimplify.c (gimplify_asm_expr): Check the return code of
9493 parse_output_constraint call, set function return and is_inout
9496 2008-06-22 Ian Lance Taylor <iant@google.com>
9498 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9499 (narrowest_signed_type): Likewise.
9500 * c-typeck.c (c_common_type): Change local variable mclass to enum
9502 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9503 tcc_comparison, not the tree code itself.
9504 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9505 (c_expand_expr): Cast modifier to enum expand_modifier.
9506 * c-common.h (C_RID_CODE): Add casts.
9507 (C_SET_RID_CODE): Define.
9508 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9509 (c_lex_one_token): Add cast to avoid warning.
9510 (c_parser_objc_type_name): Rename local typename to type_name.
9511 (check_no_duplicate_clause): Change code parameter to enum
9513 (c_parser_omp_var_list_parens): Change kind parameter to enum
9515 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9516 c_parser_omp_list_var_parens.
9517 (c_parser_omp_threadprivate): Likewise.
9518 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9519 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9520 * c-format.c (NO_FMT): Define.
9521 (printf_length_specs): Use NO_FMT.
9522 (asm_fprintf_length_specs): Likewise.
9523 (gcc_diag_length_specs): Likewise.
9524 (scanf_length_specs): Likewise.
9525 (strfmon_length_specs): Likewise.
9526 (gcc_gfc_length_specs): Likewise.
9527 (printf_flag_specs): Change 0 to STD_C89.
9528 (asm_fprintf_flag_specs): Likewise.
9529 (gcc_diag_flag_specs): Likewise.
9530 (gcc_cxxdiag_flag_specs): Likewise.
9531 (scanf_flag_specs): Likewise.
9532 (strftime_flag_specs): Likewise.
9533 (strfmon_flag_specs): Likewise.
9534 (print_char_table): Likewise.
9535 (asm_fprintf_char_table): Likewise.
9536 (gcc_diag_char_table): Likewise.
9537 (gcc_tdiag_char_table): Likewise.
9538 (gcc_cdiag_char_table): Likewise.
9539 (gcc_cxxdiag_char_table): Likewise.
9540 (gcc_gfc_char_table): Likewise.
9541 (scan_char_table): Likewise.
9542 (time_char_table): Likewis.
9543 (monetary_char_table): Likewise.
9544 * c-format.h (BADLEN): Likewise.
9546 2008-06-21 Ian Lance Taylor <iant@google.com>
9548 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9549 Define END_OF_BASE_TREE_CODES around inclusion.
9550 * tree.c (tree_code_type): New global array.
9551 (tree_code_length, tree_code_name): Likewise.
9552 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9554 (all-tree.def, s-alltree): New targets.
9555 (gencheck.h, s-gencheck): Remove.
9556 (tree.o): Depend upon all-tree.def.
9557 (build/gencheck.o): Remove gencheck.h dependency.
9558 (mostlyclean): Don't remove gencheck.h.
9559 * c-common.h (enum c_tree_code): Remove.
9560 * c-lang.c (tree_code_type): Remove.
9561 (tree_code_length, tree_code_name): Remove.
9562 * gencheck.c (tree_codes): Include all-tree.def, rather than
9563 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9565 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9567 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9568 (operator_name_info): Size to MAX_TREE_CODES.
9569 (assignment_operator_name_info): Likewise.
9570 * cp/cp-lang.c (tree_code_type): Remove.
9571 (tree_code_length, tree_code_name): Remove.
9572 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9573 (assignment_operator_name_info): Likewise.
9574 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9576 * cp/mangle.c (write_expression): Likewise.
9577 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9578 * fortran/f95-lang.c (tree_code_type): Remove.
9579 (tree_code_length, tree_code_name): Remove.
9580 * java/java-tree.h (enum java_tree_code): Remove.
9581 * java/lang.c (tree_code_type): Remove.
9582 (tree_code_length, tree_code_name): Remove.
9583 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9584 * objc/objc-act.h (enum objc_tree_code): Remove.
9585 * objc/objc-lang.c (tree_code_type): Remove.
9586 (tree_code_length, tree_code_name): Remove.
9587 * objcp/objcp-lang.c (tree_code_type): Remove.
9588 (tree_code_length, tree_code_name): Remove.
9589 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9590 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9591 * ada/misc.c (tree_code_type): Remove.
9592 (tree_code_length, tree_code_name): Remove.
9594 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9596 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9597 the grand_bitmap_obstack.
9599 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9601 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9602 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9603 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9604 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9605 move_stmt_r, new_label_mapper): Likewise.
9606 * tree-complex.c (cvc_lookup): Likewise.
9607 * tree-dfa.c (create_function_ann): Likewise.
9608 * tree-dump.c (dump_register): Likewise.
9609 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9610 find_phi_replacement_condition): Likewise.
9611 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9612 tree_function_versioning): Likewise.
9613 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9614 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9615 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9616 get_nonlocal_debug_decl, convert_nonlocal_reference,
9617 convert_nonlocal_omp_clauses, get_local_debug_decl,
9618 convert_local_reference, convert_local_omp_clauses,
9619 convert_nl_goto_reference, convert_nl_goto_receiver,
9620 convert_tramp_reference, convert_call_expr): Likewise.
9621 * tree-outof-ssa.c (contains_tree_r): Likewise.
9622 * tree-parloops.c (reduction_phi, initialize_reductions,
9623 eliminate_local_variables_1, add_field_for_reduction,
9624 add_field_for_name, create_phi_for_local_result,
9625 create_call_for_reduction_1, create_loads_for_reductions,
9626 create_stores_for_reduction, create_loads_and_stores_for_name):
9628 * tree-phinodes.c (allocate_phi_node): Likewise.
9629 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9630 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9631 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9632 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9633 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9634 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9635 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9636 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9637 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9638 vn_nary_op_insert): Likewise.
9639 * tree-ssa.c (redirect_edge_var_map_add,
9640 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9641 * tree-vectorizer.c (vectorize_loops): Likewise.
9642 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9643 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9644 tree_cons_stat, build1_stat, build_variant_type_copy,
9645 decl_init_priority_lookup, decl_fini_priority_lookup,
9646 decl_priority_info, decl_restrict_base_lookup,
9647 decl_restrict_base_insert, decl_debug_expr_lookup,
9648 decl_debug_expr_insert, decl_value_expr_lookup,
9649 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9650 type_hash_add, get_file_function_name, tree_check_failed,
9651 tree_not_check_failed, tree_range_check_failed,
9652 omp_clause_range_check_failed, build_omp_clause,
9653 build_vl_exp_stat): Likewise.
9654 * value-prof.c (gimple_histogram_value,
9655 gimple_duplicate_stmt_histograms): Likewise.
9656 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9657 unshare_variable, variable_union_info_cmp_pos, variable_union,
9658 dataflow_set_different_1, dataflow_set_different_2,
9659 vt_find_locations, variable_was_changed, set_variable_part,
9660 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9661 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9662 section_entry_hash, object_block_entry_eq,
9663 object_block_entry_hash, create_block_symbol,
9664 initialize_cold_section_name, default_function_rodata_section,
9665 strip_reg_name, set_user_assembler_name, const_desc_eq,
9666 build_constant_desc, output_constant_def, lookup_constant_def,
9667 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9668 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9669 default_internal_label): Likewise.
9670 * varray.c (varray_init, varray_grow): Likewise.
9671 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9673 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9675 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9676 operators for "test" insn. Macroize insn using SWI mode macro.
9677 (*jcc_fused_2): Ditto.
9678 (*jcc_fused_3): Macroize insn using SWI mode macro.
9679 (*jcc_fused_4): Ditto.
9681 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9683 * tree-ssa-pre.c: Fix typo in comment.
9684 (init_antic, fini_antic): Add explicit funtions for
9685 initializing and deinitializing ANTIC and AVAIL sets.
9686 (create_expression_by_pieces): Fix typo in comment.
9687 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9688 (execute_pre): Eventually dump details about ANTIC_IN.
9690 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9692 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9693 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9694 add_to_obstack, file_at_path, find_a_file, execute,
9695 add_preprocessor_option, add_assembler_option, add_linker_option,
9696 process_command, insert_wrapper, do_option_spec, do_self_spec,
9697 spec_path, do_spec_1, is_directory, main, used_arg,
9698 getenv_spec_function): Likewise.
9699 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9700 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9703 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9705 * doc/rtl.texi: Updated subreg section.
9707 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9710 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9711 node->needed and node->reachable.
9712 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9713 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9714 (expand_task_call): Don't call expand_task_copyfn.
9715 (expand_task_copyfn): Renamed to...
9716 (finalize_task_copyfn): ... this.
9718 2008-06-19 Jan Hubicka <jh@suse.cz>
9720 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9721 clobbering framepointer.
9723 2008-06-19 Jan Hubicka <jh@suse.cz>
9725 * tree-optimize.c (execute_early_local_optimizations): Set
9726 cgraph_state only at first invocation.
9728 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9730 * system.h (-Wc++-compat): Activate as a warning, no an error.
9732 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9735 instead of "#" in insn asm template.
9736 (*jcc_fused_2): Ditto.
9738 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/i386.h (ix86_tune_indices)
9741 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9742 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9743 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9744 (*jcc_fused_2): Ditto.
9745 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9746 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9747 (print operand): Handle 'E' and 'e' code.
9749 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9751 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9752 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9753 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9755 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9757 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9759 (cgraph_expand_function): Use local copy of decl.
9760 (cgraph_expand_all_functions): Remove redundant initialization of
9762 (cgraph_optimize): Reword internal_error message.
9764 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9766 * arm-protos.h (arm_return_in_memory): Remove public
9767 arm_return_in_memory() prototype.
9768 * arm.c (arm_return_in_memory): Add static prototype, add target
9769 hook macro, change definition and comments.
9770 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9772 2008-06-19 Ben Elliston <bje@au.ibm.com>
9774 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9775 real.c: Remove references to IEEE 754R.
9776 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9777 * doc/libgcc.texi (Decimal float library routines): Likewise.
9779 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9781 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9782 (default_unwind_word_mode): Add prototype.
9783 * targhooks.c (default_unwind_word_mode): New function.
9784 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9785 instead of word_mode.
9786 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9787 (TARGET_INITIALIZER): Use it.
9789 * c-common.c (handle_mode_attribute): Support "unwind_word"
9791 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9793 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9794 word_mode to access SjLj_Function_Context member "data".
9795 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9796 conversion from targetm.eh_return_filter_mode () to
9797 targetm.unwind_word_mode () if they differ.
9799 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9800 (BT_FN_UNWINDWORD_PTR): New function type.
9801 (BT_FN_WORD_PTR): Remove.
9802 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9803 * except.c (expand_builtin_extend_pointer): Convert pointer to
9804 targetm.unwind_word_mode () instead of word_mode.
9806 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9807 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9808 (spu_unwind_word_mode): New function.
9809 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9810 (TARGET_UNWIND_WORD_MODE): Define.
9811 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9813 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9815 * config/spu/spu.c (reg_align): Remove.
9816 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9817 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9818 (spu_split_store): Likewise.
9820 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9822 * gcc/tree-vn.c: Fix typo in comment.
9824 2008-06-18 Jan Hubicka <jh@suse.cz>
9826 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9827 toplevel reorder too.
9829 2008-06-18 Jan Hubicka <jh@suse.cz>
9831 * c-opts.c (c_common_post_options): PCH is not compatible with
9833 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9834 -fno-toplevel-reorder by default now.
9836 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9838 PR documentation/30739
9839 * doc/install.texi (Prerequisites): Document dependency on awk.
9841 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9842 Ian Lance Taylor <iant@google.com>
9844 PR rtl-optimization/35604
9845 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9846 only want to change jump destinations, not eventual label comparisons.
9848 2008-06-16 Jan Hubicka <jh@suse.cz>
9850 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9852 (cgraph_analyze_function): Likewise.
9854 2008-06-16 Jan Hubicka <jh@suse.cz>
9856 * cgraph.h (cgraph_mark_if_needed): New function.
9857 * cgraphunit.c (cgraph_mark_if_needed): New function.
9858 * c-decl.c (duplicate_decl): Use it.
9860 2008-06-16 Jan Hubicka <jh@suse.cz>
9862 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9865 2008-06-16 Jan Hubicka <jh@suse.cz>
9867 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9869 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9870 Kazu Hirata <kazu@codesourcery.com>
9871 Maxim Kuvyrkov <maxim@codesourcery.com
9873 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9874 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9875 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9876 EXTRA_SPEC_FUNCTIONS.
9877 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9878 (DRIVER_SELF_SPECS): Adjust.
9879 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9880 * config/mips/st.h, config/mips/t-st: New.
9881 * config/mips/driver-native.c, config/mips/x-native: New.
9882 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9885 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9887 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9889 (ISA_HAS_FP_CONDMOVE): New macro.
9890 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9891 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9892 (ISA_HAS_NMADD3_NMSUB3): New macro.
9893 * config/mips/mips.c (mips_rtx_costs): Update.
9894 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9895 compiling for ST Loongson 2E/2F.
9896 (madd<mode>): Rename to madd4<mode>. Update.
9897 (madd3<mode>): New pattern.
9898 (msub<mode>): Rename to msub4<mode>. Update.
9899 (msub3<mode>): New pattern.
9900 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9901 (nmadd3<mode>): New pattern.
9902 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9903 (nmadd3<mode>_fastmath): New pattern.
9904 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9905 (nmsub3<mode>): New pattern.
9906 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9907 (nmsub3<mode>_fastmath): New pattern.
9908 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9910 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9912 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9913 (DF_REF_INSN_INFO): New.
9914 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9915 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9916 with a NULL DF_REF_INSN_INFO.
9917 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9919 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9920 DF_INSN_INFO_EQ_USES): New.
9921 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9922 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9923 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9924 * df-core.c: Update comment for above changes.
9925 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9926 DF_INSN_UID_* macros.
9927 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9928 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9929 insn rtx. Update all callers.
9930 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9931 df_ref_create_structure, df_insn_refs_collect): Likewise.
9932 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9933 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9934 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9935 macros to access the insn refs.
9936 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9937 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9938 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9939 for accessing the refs.
9940 (try_fwprop_subst): Likewise.
9941 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9942 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9943 for accessing the refs.
9944 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9945 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9946 to look at the insn refs.
9947 (record_uses): Likewise.
9948 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9950 (mark_artificial_uses): Don't mark_insn for artificial refs.
9951 (mark_reg_rependencies): Likewise.
9953 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9955 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9957 * configure: Regenerate.
9959 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9961 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9962 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9963 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9965 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9967 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9968 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9969 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9971 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9973 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9974 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9975 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9977 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9979 * tree-ssa-sccvn.c: Fix format of comments.
9981 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9983 * cgraph.c: Remove unneeded forward declarations of eq_node()
9986 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9988 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9990 (see_update_relevancy): Likewise.
9991 * fwprop.c (try_fwprop_subst): Likewise.
9992 * rtlanal.c (noop_move_p): Likewise.
9993 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9994 notes to non-existing libcall blocks.
9995 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9997 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9998 (dead_libcall_p): Remove.
9999 (delete_trivially_dead_insns): Don't use it.
10000 * web.c (union_defs): Remove comment about keeping nops.
10001 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10002 (compute_hash_table_work): Don't track libcall notes.
10003 (do_local_cprop): Don't take libcall pointers. Don't update
10005 (adjust_libcall_notes): Deleted.
10006 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10007 ever have existed in the first place).
10008 (replace_store_insn): Don't try to remove libcall notes.
10009 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10010 (resolve_reg_notes): Don't call them.
10011 (resolve_simple_move): Likewise.
10012 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10013 Don't remove REG_RETVAL notes.
10014 * emit-rtl.c (try_split): Don't update libcall notes.
10015 (emit_copy_of_insn_after): Dito.
10016 * cselib.c (cselib_current_insn_in_libcall): Remove.
10017 (cselib_process_insn): Don't set/clear it.
10018 (new_elt_loc_list): Don't record it.
10019 (cselib_init): Don't initialize it.
10020 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10021 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10023 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10024 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10025 (init_deps): Don't initialize it.
10026 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10027 * combine.c (delete_noop_moves): Don't update libcall notes.
10028 (can_combine_p): Remove now pointless #if 0 block.
10029 (try_combine): Remove another obsolete #if 0 block.
10030 (distribute_notes): Don't distribute libcall notes.
10031 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10032 * dce.c (libcall_dead_p): Remove.
10033 (delete_unmarked_insns): Don't handle libcall blocks.
10034 (preserve_libcall_for_dce): Remove.
10035 (prescan_insns_for_dce): Don't special-case libcall block insns.
10036 * reload1 (reload): Don't handle libcall notes.
10037 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10040 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10042 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10043 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10044 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10046 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10048 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10049 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10050 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10052 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10054 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10056 2008-06-16 Ira Rosen <irar@il.ibm.com>
10058 PR tree-optimization/36493
10059 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10060 the arguments list. Use VECTYPE to create vector pointer.
10061 (vectorizable_store): Fail if accesses through a pointer to vectype
10062 do not alias the original memory reference operands.
10063 Call vect_create_data_ref_ptr without the removed argument.
10064 (vectorizable_load): Likewise.
10065 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10068 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10071 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10072 reg_equiv_constant.
10074 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10076 * config/mips/loongson2ef.md: New file.
10077 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10078 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10079 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10080 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10081 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10083 (loongson2ef.md): New include.
10084 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10085 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10086 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10087 (loongson_gt_<mode>, loongson_extract_halfword)
10088 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10089 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10090 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10091 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10092 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10093 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10094 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10095 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10096 (vec_interleave_low<mode>): Define type attribute.
10097 * config/mips/mips.c (mips_ls2): New static variable.
10098 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10099 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10100 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10101 Implement target scheduling hooks.
10102 (mips_multipass_dfa_lookahead): Update to handle tuning for
10104 (mips_sched_init): Initialize data for Loongson scheduling.
10105 (mips_ls2_variable_issue): New static function.
10106 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10108 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10109 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10110 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10111 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10112 Handle ST Loongson 2E/2F cores.
10113 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10115 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10117 * omp-low.c (extract_omp_for_data): Fix comment typo.
10120 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10122 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10123 FIXME note about gcc/config.guess.
10124 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10125 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10126 * doc/cppopts.texi: Likewise.
10127 * doc/extend.texi: Likewise.
10128 * doc/gcc.texi: Likewise.
10129 * doc/gccint.texi: Likewise.
10130 * doc/gcov.texi: Likewise.
10131 * doc/gty.texi: Likewise.
10132 * doc/hostconfig.texi: Likewise.
10133 * doc/install.texi: Likewise.
10134 * doc/invoke.texi: Likewise.
10135 * doc/loop.texi: Likewise.
10136 * doc/makefile.texi: Likewise.
10137 * doc/md.texi: Likewise.
10138 * doc/passes.texi: Likewise.
10139 * doc/tm.texi: Likewise.
10140 * doc/tree-ssa.texi: Likewise.
10141 * doc/trouble.texi: Likewise.
10143 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10144 Nathan Sidwell <nathan@codesourcery.com>
10145 Maxim Kuvyrkov <maxim@codesourcery.com>
10146 Richard Sandiford <rdsandiford@googlemail.com>
10148 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10149 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10150 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10152 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10153 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10154 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10156 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10157 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10158 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10159 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10160 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10161 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10162 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10163 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10164 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10165 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10166 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10167 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10168 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10169 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10170 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10171 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10172 (mips_builtins): Add Loongson builtins.
10173 (mips_loongson_2ef_bdesc): New.
10174 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10175 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10176 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10177 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10179 (mips_expand_vector_init): New.
10180 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10181 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10183 * config/mips/mips.md: Add unspec numbers for Loongson
10184 builtins. Include loongson.md.
10185 (MOVE64): Include Loongson vector modes.
10186 (SPLITF): Include Loongson vector modes.
10187 (HALFMODE): Handle Loongson vector modes.
10188 * config/mips/loongson.md: New.
10189 * config/mips/loongson.h: New.
10190 * config.gcc: Add loongson.h header for mips*-*-* targets.
10191 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10193 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10195 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10196 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10197 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10198 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10199 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10200 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10201 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10202 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10203 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10204 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10205 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10206 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10207 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10208 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10209 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10210 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10211 Remove use_fixproto=yes.
10212 (ia64*-*-hpux*): Remove comment about using fixproto.
10213 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10215 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10217 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10219 * configure: Regenerate.
10221 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10223 PR middle-end/36520
10224 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10225 before evaluating it.
10227 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10230 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10231 nested inline functions.
10232 (start_decl, start_function): Don't invert DECL_EXTERNAL
10233 for nested inline functions.
10235 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10237 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10238 splits that must be made for correctness.
10240 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10242 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10243 (AVAIL_NON_MIPS16): Likewise.
10244 (mips_builtin_description): Replace target_flags with a predicate.
10245 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10246 (dspr2_32): New availability predicates.
10247 (MIPS_BUILTIN): New macro.
10248 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10249 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10250 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10251 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10252 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10253 (mips_dsp_32only_bdesc): Merge into...
10254 (mips_builtins): ...this new array.
10255 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10256 (mips_init_builtins): Update after above changes.
10257 (mips_expand_builtin_1): Merge into...
10258 (mips_expand_builtin): ...here and update after above changes.
10260 2008-06-12 Paul Brook <paul@codesourcery.com>
10262 * longlong.h (__arm__): Define count_leading_zeros.
10263 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10264 (clzsi2, clzdi2): New functions.
10265 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10266 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10267 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10268 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10269 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10270 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10271 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10272 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10273 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10274 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10276 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10278 * config/m68k/m68k.c (m68k_tune_flags): New.
10279 (override_options): Compute m68k_tune_flags.
10280 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10281 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10283 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10285 PR middle-end/36506
10286 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10288 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10290 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10291 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10293 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10295 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10296 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10298 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10300 PR middle-end/36506
10301 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10304 2008-06-12 Richard Guenther <rguenther@suse.de>
10306 PR tree-optimization/36345
10307 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10308 add memory_tag_needed flag.
10309 (may_alias_p): Declare.
10310 * tree-ssa-alias.c (may_alias_p): Export.
10311 (set_initial_properties): Use memory_tag_needed flag.
10312 (update_reference_counts): Likewise.
10313 (reset_alias_info): Reset memory_tag_needed flag.
10314 (create_name_tags): Check memory_tag_needed flag.
10315 (dump_points_to_info_for): Dump it.
10316 * tree-ssa-structalias.c (struct variable_info): Remove
10317 directly_dereferenced flag.
10318 (new_var_info): Do not initialize it.
10319 (process_constraint_1): Do not set it.
10320 (update_alias_info): Set is_dereferenced flag.
10321 (set_uids_in_ptset): Use may_alias_p.
10322 (set_used_smts): Check memory_tag_needed flag.
10323 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10324 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10325 memory_tag_needed flag.
10326 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10327 from broken design.
10329 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10331 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10332 red zone for w64 abi.
10333 (ix86_expand_prologue): Likewise.
10334 (ix86_force_to_memory): Likewise.
10335 (ix86_free_from_memory): Likewise.
10337 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10340 * config/rs6000/rs6000.c (rs6000_override_options): Set
10341 rs6000_isel conditionally to the absence of comand line override.
10342 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10343 Remove duplicate rs6000_isel setting.
10344 * config/rs6000/eabispe.h: Ditto.
10346 2008-06-11 Richard Guenther <rguenther@suse.de>
10348 * alias.c (get_alias_set): Use the element alias-set for arrays.
10349 (record_component_aliases): For arrays and vectors do nothing.
10350 * c-common.c (strict_aliasing_warning): Handle the cases
10351 of alias set zero explicitly.
10352 * Makefile.in (dfp.o-warn): Add -Wno-error.
10354 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10356 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10358 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10359 tune_32 tune_64 to supported_defaults. Allow values not
10360 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10361 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10362 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10363 with_cpu_64 to generic for 64-bit-supporting configurations, not
10364 with_cpu. Remove FIXMEs.
10365 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10366 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10367 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10368 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10369 arch_32 and arch_64.
10371 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10372 Olivier Hainque <hainque@adacore.com>
10374 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10375 Use DECL_SIZE_UNIT to retrieve the size of the field.
10377 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10379 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10380 with function calls after declarations. Lay out
10381 neon_float_type_node before further use.
10383 2008-06-11 Richard Guenther <rguenther@suse.de>
10385 * tree-flow.h (may_point_to_global_var): Declare.
10386 * tree-ssa-alias.c (may_point_to_global_var): New function.
10387 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10389 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10391 * configure.ac: Teach that fido supports .debug_line.
10392 * configure: Regenerate.
10394 2008-06-10 Tom Tromey <tromey@redhat.com>
10396 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10399 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10401 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10402 (encode_decimal64, decode_decimal64, encode_decimal128,
10403 decode_decimal128): Reverse order of 32-bit parts of value if host
10404 and target endianness differ.
10406 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10408 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10409 Avoid division by 0.
10410 (tree_mod_pow2_value_transform): Likewise.
10411 (tree_ic_transform): Likewise.
10412 (tree_stringops_transform): Likewise.
10413 (tree_mod_subtract_transform): Likewise.
10414 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10415 (copy_edges_for_bb): Likewise.
10416 (initialize_cfun): Likewise.
10418 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10420 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10421 nonmemory_operand. Add "N" operand constraint.
10423 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10424 (*jcc_btsi_mask): Ditto.
10425 (*jcc_btsi_mask_1): Ditto.
10427 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10429 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10430 TYPE_CANONICAL for copied element type.
10432 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10435 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10436 Add m_CORE2 and m_GENERIC.
10437 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10438 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10440 (*jcc_btdi_rex64): New instruction and split pattern.
10441 (*jcc_btsi): Ditto.
10442 (*jcc_btsi_1): Ditto.
10443 (*btsq): Fix Intel asm dialect operand order.
10447 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10449 PR middle-end/36447
10450 * simplify-rtx.c (simplify_subreg): Add check for shift count
10453 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10455 * doc/md.texi: Synchronize with later constraints.md change.
10456 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10457 with a C implementation.
10458 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10460 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10461 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10462 when moving to and from MD_REGNUM.
10463 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10464 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10465 Handle byte and halfword moves.
10466 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10468 * config/mips/constraints.md (h): Turn into NO_REGS.
10469 (l, x): Update documentation.
10470 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10471 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10472 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10473 (HILO): New mode iterator.
10475 (any_div): New code iterator.
10476 (u): Extend code attribute to div and udiv.
10477 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10478 d_operand in the splitters. Remove redundant CONST_INT checks.
10479 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10480 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10481 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10482 accordingly, using normal moves instead of unspecs to move LO into
10483 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10484 (<u>mulsidi3): Handle expansion in C code.
10485 (<u>mulsidi3_32bit_internal): Rename to...
10486 (<u>mulsidi3_32bit): ...this.
10487 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10488 (*<u>mulsidi3_64bit): Rename to...
10489 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10490 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10491 to set LO and HI to the multiplication result. Use a normal move
10492 for MFLO and an unspec for MFHI.
10493 (*<u>mulsidi3_64bit_parts): Replace with...
10494 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10495 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10496 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10497 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10498 instead of HI. Split the instruction into a separate multiplication
10499 and MFHI if !TARGET_FIX_R4000.
10500 (<su>muldi3_highpart): Likewise.
10501 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10502 and the "=h" clobber.
10503 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10504 (<u>mulditi3): New expander.
10505 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10506 (madsi): Remove "=h" clobber.
10507 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10508 Force the modulus result to be a GPR and split the instruction into
10509 a division followed by an MFHI after reload.
10510 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10511 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10512 the MIPS16 HIGH define_split.
10513 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10514 of acc<->gpr moves to "multi".
10515 (*movdi_64bit): Replace the single "x" alternative with
10516 alternatives for moving into and out of "a".
10517 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10518 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10519 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10520 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10521 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10522 (movti): New expander.
10523 (*movti, *movti_mips16): New insns.
10524 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10525 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10526 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10527 * config/mips/predicates.md (fpr_operand): Delete.
10528 (d_operand): New predicate.
10530 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10532 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10533 failure on some Bourne shells.
10534 (x86_64-*-*): Ditto.
10536 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10538 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10540 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10542 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10543 (sparc-sun-solaris2*): Likewise.
10545 2008-06-09 Arnaud Charlet <charlet@adacore.com
10547 * doc/install.texi: Update requirements to build the Ada compiler.
10549 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10551 * df-scan.c (struct df_scan_problem_data): Remove the
10552 mw_link_pool alloc pool.
10553 (df_scan_free_internal): Don't free it.
10554 (df_scan_alloc): Don't allocate it.
10555 * df.h (struct df_link): Update comment.
10557 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10559 * except.h: Correct checks for when SJLJ exceptions must be used.
10561 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10563 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10566 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10568 PR tree-optimization/36218
10569 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10570 configure for the build system.
10571 (BUILD_LDFLAGS): Define.
10572 * configure: Regenerate.
10573 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10575 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10578 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10579 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10580 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10582 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10584 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10586 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10588 * config.gcc (Obsolete configurations): Remove list of
10590 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10591 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10592 targets matched by those patterns.
10593 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10594 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10595 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10596 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10597 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10598 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10599 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10600 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10601 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10602 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10603 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10604 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10605 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10606 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10607 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10608 Make code for Solaris 7 and greater unconditional for Solaris.
10609 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10610 Remove --with-* handling.
10611 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10612 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10613 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10614 LINK_OS_WINDISS_SPEC): Remove.
10615 * config/rs6000/sysv4.opt (mwindiss): Remove.
10616 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10617 * configure: Regenerate.
10618 * doc/cpp.texi: Don't mention BeOS.
10619 * doc/extend.texi (interrupt): Don't mention MS1.
10620 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10621 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10622 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10623 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10624 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10626 * doc/invoke.texi (MT Options): Remove.
10627 (-mwindiss): Remove.
10628 (CRIS Options): Remove cris-axis-aout references.
10629 (HPPA Options): Don't mention hppa1.1-*-pro.
10630 * doc/md.texi: (MorphoTech family): Remove.
10631 * libgcc2.c: Don't handle UWIN.
10632 * config/alpha/t-unicosmk: Remove.
10633 * config/alpha/unicosmk.h: Remove.
10634 * config/arm/kaos-arm.h: Remove.
10635 * config/arm/kaos-strongarm.h: Remove.
10636 * config/arm/strongarm-coff.h: Remove.
10637 * config/arm/strongarm-elf.h: Remove.
10638 * config/arm/strongarm-pe.h: Remove.
10639 * config/arm/t-strongarm-pe: Remove.
10640 * config/arm/t-xscale-coff: Remove.
10641 * config/arm/t-xscale-elf: Remove.
10642 * config/arm/xscale-coff.h: Remove.
10643 * config/arm/xscale-elf.h: Remove.
10644 * config/chorus.h: Remove.
10645 * config/cris/aout.h: Remove.
10646 * config/cris/aout.opt: Remove.
10647 * config/cris/t-aout: Remove.
10648 * config/i386/beos-elf.h: Remove.
10649 * config/i386/kaos-i386.h: Remove.
10650 * config/i386/ptx4-i.h: Remove.
10651 * config/i386/sco5.h: Remove.
10652 * config/i386/sco5.opt: Remove.
10653 * config/i386/sysv4-cpp.h: Remove.
10654 * config/i386/sysv5.h: Remove.
10655 * config/i386/t-beos: Remove.
10656 * config/i386/t-sco5: Remove.
10657 * config/i386/t-uwin: Remove.
10658 * config/i386/uwin.asm: Remove.
10659 * config/i386/uwin.h: Remove.
10660 * config/kaos.h: Remove.
10661 * config/mips/windiss.h: Remove.
10662 * config/mt: Remove directory.
10663 * config/pa/pa-osf.h: Remove.
10664 * config/pa/pa-pro-end.h: Remove.
10665 * config/pa/t-pro: Remove.
10666 * config/ptx4.h: Remove.
10667 * config/rs6000/beos.h: Remove.
10668 * config/rs6000/kaos-ppc.h: Remove.
10669 * config/rs6000/t-beos: Remove.
10670 * config/rs6000/windiss.h: Remove.
10671 * config/sh/kaos-sh.h: Remove.
10672 * config/sol2-6.h: Remove.
10673 * config/sparc/sol26-sld.h: Remove.
10674 * config/sparc/sysv4-only.h: Remove.
10675 * config/vax/bsd.h: Remove.
10676 * config/vax/t-memfuncs: Remove.
10677 * config/vax/ultrix.h: Remove.
10678 * config/vax/vaxv.h: Remove.
10679 * config/windiss.h: Remove.
10681 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10683 PR rtl-optimization/36438
10684 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10685 for vector shifts with constant scalar shift operands.
10687 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10689 * doc/invoke.texi: Document -march=xlr.
10690 * config/mips/xlr.md: New file.
10691 * config/mips/mips.md: Include it.
10693 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10694 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10695 (mips_rtx_cost_data): Likewise.
10697 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10699 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10700 PRE_INC and PRE_DEC cases.
10702 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10704 PR rtl-optimization/36419
10705 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10706 the emitting jump insn.
10709 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10710 is not bool, boolify the whole *expr_p and convert to the desired type.
10712 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10714 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10715 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10716 Add omp_private_outer_ref hook, add another argument to
10717 omp_clause_default_ctor hook.
10718 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10719 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10720 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10721 hook_tree_tree_tree_tree_null.
10722 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10723 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10724 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10725 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10726 * tree.def (OMP_TASK): New tree code.
10727 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10728 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10729 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10730 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10731 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10732 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10733 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10734 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10735 (OMP_DIRECTIVE_P): Add OMP_TASK.
10736 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10737 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10738 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10739 and OMP_CLAUSE_UNTIED entries.
10740 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10742 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10743 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10744 * tree-pretty-print.c (dump_omp_clause): Handle
10745 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10746 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10747 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10748 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10749 warning about unsigned iterators. Change decl/init/cond/incr
10750 arguments to TREE_VECs, check arguments for all collapsed loops.
10751 (c_finish_omp_taskwait): New function.
10752 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10754 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10755 default_function_array_conversion on init. Add par_clauses argument.
10756 If decl is present in parallel's lastprivate clause, change it to
10757 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10758 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10759 collapse count in clauses.
10760 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10761 c_parser_omp_for_loop callers.
10762 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10763 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10764 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10765 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10767 (c_parser_omp_clause_schedule): Handle schedule(auto).
10768 Include correct location in the error message.
10769 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10770 and PRAGMA_OMP_CLAUSE_UNTIED.
10771 (OMP_TASK_CLAUSE_MASK): Define.
10772 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10773 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10774 * tree-nested.c (convert_nonlocal_omp_clauses,
10775 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10776 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10777 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10778 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10780 (conver_nonlocal_reference, convert_local_reference,
10781 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10782 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10783 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10784 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10785 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10786 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10787 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10788 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10789 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10791 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10792 * c-common.h (c_finish_omp_taskwait): New prototype.
10793 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10794 * tree-parloops.c (create_parallel_loop): Create 1 entry
10795 vectors for OMP_FOR_{INIT,COND,INCR}.
10796 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10797 (make_edges): Handle OMP_TASK.
10798 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10799 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10800 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10801 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10802 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10803 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10804 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10805 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10806 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10807 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10808 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10809 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10810 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10811 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10812 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10813 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10814 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10815 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10816 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10817 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10818 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10819 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10820 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10821 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10822 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10823 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10824 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10825 original iterator is present in lastprivate clause or if
10826 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10827 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10828 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10829 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10830 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10831 if it is set, lookup var in outer contexts too. Handle
10832 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10833 to be implicitly determined firstprivate for task regions.
10834 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10835 if it is set, lookup var in outer contexts too. Set
10836 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10837 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10838 OMP_CLAUSE_UNTIED. Take region_type as last argument
10839 instead of in_parallel and in_combined_parallel.
10840 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10842 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10843 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10844 (new_omp_context): Set default_kind to
10845 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10846 (omp_region_type): New enum.
10847 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10848 fields, add region_type.
10849 (new_omp_context): Take region_type as argument instead of is_parallel
10850 and is_combined_parallel.
10851 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10852 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10853 ctx->is_combined_parallel checks.
10854 (gimplify_omp_task): New function.
10855 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10857 * omp-low.c (extract_omp_for_data): Use schedule(static)
10858 for schedule(auto). Handle pointer and unsigned iterators.
10859 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10860 Add loops argument. Extract data for collapsed OMP_FOR loops.
10861 (expand_parallel_call): Assert sched_kind isn't auto,
10862 map runtime schedule to index 3.
10863 (struct omp_for_data_loop): New type.
10864 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10865 Add loop, loops, collapse and iter_type fields.
10866 (workshare_safe_to_combine_p): Disallow combined for if
10867 iter_type is unsigned long long. Don't combine collapse > 1 loops
10868 unless all bounds and steps are constant. Adjust extract_omp_for_data
10870 (expand_omp_for_generic): Handle pointer, unsigned and long long
10871 iterators. Handle collapsed OMP_FOR loops. Adjust
10872 for struct omp_for_data changes. If libgomp function doesn't return
10873 boolean_type_node, add comparison of the return value with 0.
10874 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10875 pointer, unsigned and long long iterators. Adjust for struct
10876 omp_for_data changes.
10877 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10878 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10879 unsigned long long. Allocate loops array, pass it to
10880 extract_omp_for_data. For collapse > 1 loops use always
10881 expand_omp_for_generic.
10882 (omp_context): Add sfield_map and srecord_type fields.
10883 (is_task_ctx, lookup_sfield): New functions.
10884 (use_pointer_for_field): Use is_task_ctx helper. Change first
10885 argument's type from const_tree to tree. Clarify comment.
10886 In OMP_TASK disallow copy-in/out sharing.
10887 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10888 (install_var_field): Add mask argument. Populate both record_type
10889 and srecord_type if needed.
10890 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10892 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10893 and DECL_FIELD_OFFSET.
10894 (scan_sharing_clauses): Adjust install_var_field callers. For
10895 firstprivate clauses on explicit tasks allocate the var by value in
10896 record_type unconditionally, rather than by reference.
10897 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10898 Use is_taskreg_ctx instead of is_parallel_ctx.
10899 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10900 (create_omp_child_function_name): Add task_copy argument, use
10901 *_omp_cpyfn* names if it is true.
10902 (create_omp_child_function): Add task_copy argument, if true create
10903 *_omp_cpyfn* helper function.
10904 (scan_omp_parallel): Adjust create_omp_child_function callers.
10905 Rename parallel_nesting_level to taskreg_nesting_level.
10906 (scan_omp_task): New function.
10907 (lower_rec_input_clauses): Don't run constructors for firstprivate
10908 explicit task vars which are initialized by *_omp_cpyfn*.
10909 Pass outer var ref to omp_clause_default_ctor hook if
10910 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10911 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10912 OMP_CLAUSE_REDUCTION_INIT.
10913 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10914 avoid duplicate setting of fields. Handle
10915 OMP_CLAUSE_PRIVATE_OUTER_REF.
10916 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10917 copy-out if TREE_READONLY, only copy-in.
10918 (expand_task_copyfn): New function.
10919 (expand_task_call): New function.
10920 (struct omp_taskcopy_context): New type.
10921 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10923 (lower_omp_parallel): Rename to...
10924 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10925 Call create_task_copyfn if srecord_type is needed. Adjust
10927 (task_shared_vars): New variable.
10928 (check_omp_nesting_restrictions): Warn if work-sharing,
10929 barrier, master or ordered region is closely nested inside OMP_TASK.
10930 Add warnings for barrier if closely nested inside of work-sharing,
10931 ordered, or master region.
10932 (scan_omp_1): Call check_omp_nesting_restrictions even for
10933 GOMP_barrier calls. Rename parallel_nesting_level to
10934 taskreg_nesting_level. Handle OMP_TASK.
10935 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10936 work-sharing construct, continue looking for them on parent parallel
10938 (lower_omp_for_lastprivate): Add lastprivate clauses
10939 to the beginning of dlist rather than end. Adjust for struct
10940 omp_for_data changes.
10941 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10942 not after it. Handle collapsed OMP_FOR loops, adjust for
10943 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10944 (get_ws_args_for): Adjust extract_omp_for_data caller.
10945 (scan_omp_for): Handle collapsed OMP_FOR
10946 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10947 (lower_omp_single_simple): If libgomp function doesn't return
10948 boolean_type_node, add comparison of the return value with 0.
10949 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10950 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10951 (parallel_nesting_level): Rename to...
10952 (taskreg_nesting_level): ... this.
10953 (is_taskreg_ctx): New function.
10954 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10955 of is_parallel_ctx.
10956 (execute_lower_omp): Rename parallel_nesting_level to
10957 taskreg_nesting_level.
10958 (expand_omp_parallel): Rename to...
10959 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10960 Call omp_task_call for OMP_TASK regions.
10961 (expand_omp): Adjust caller, handle OMP_TASK.
10962 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10964 * bitmap.c (bitmap_default_obstack_depth): New variable.
10965 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10966 if argument is NULL and bitmap_default_obstack is already initialized.
10967 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10969 * matrix-reorg.c (matrix_reorg): Likewise.
10971 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10973 * config/i386/i386.md (*indirect_jump): Macroize using P
10974 mode iterator. Remove !TARGET_64BIT from insn constraints.
10975 (*tablejump_1): Ditto.
10976 (*indirect_jump_rex64): Remove insn pattern.
10977 (*tablejump_1_rex64): Ditto.
10978 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10979 and eh_return_si insn patterns.
10981 2008-06-06 Richard Guenther <rguenther@suse.de>
10983 * tree-ssa-structalias.c (merge_smts_into): Remove.
10984 (find_what_p_points_to): Do not bother to compute the
10985 points-to set for pt_anything pointers.
10986 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10987 for pt_anything pointers is ok.
10989 2008-06-06 Jan Hubicka <jh@suse.cz>
10991 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10993 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10995 * cgraph.c: Fix typos in comments.
10996 (cgraph_availability_names): Fix string typo.
10997 * fold-const.c: Fix typos in comments.
10998 (fold_binary): Fix typo in warning.
10999 * genautomata.c: Fix typos in comments.
11000 (check_presence_pattern_sets): Fix typo in local variable.
11001 (output_description): Fix typo in output.
11002 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11003 * hwint.h: Likewise.
11004 * matrix-reorg.c (check_allocation_function): Likewise.
11005 * omega.c (smooth_weird_equations): Likewise.
11006 * auto-inc-dec.c: Fix typos in comments.
11007 * bb-reorder.c: Likewise.
11008 * builtins.c: Likewise.
11009 * c-common.c: Likewise.
11010 * c-cppbuiltin.c: Likewise.
11011 * c-parser.c: Likewise.
11012 * c-pretty-print.c: Likewise.
11013 * cfgcleanup.c: Likewise.
11014 * cfgexpand.c: Likewise.
11015 * cfghooks.c: Likewise.
11016 * cfglayout.c: Likewise.
11017 * cfgloopmanip.c: Likewise.
11018 * cgraphunit.c: Likewise.
11019 * coverage.c: Likewise.
11020 * dbxout.c: Likewise.
11021 * df-byte-scan.c: Likewise.
11022 * df-core.c: Likewise.
11023 * df-problems.c: Likewise.
11024 * df-scan.c: Likewise.
11026 * dominance.c: Likewise.
11027 * domwalk.c: Likewise.
11029 * dwarf2out.c: Likewise.
11030 * emit-rtl.c: Likewise.
11031 * et-forest.c: Likewise.
11032 * function.c: Likewise.
11033 * function.h: Likewise.
11035 * gcov-io.c: Likewise.
11036 * gcov.c: Likewise.
11037 * gcse.c: Likewise.
11038 * genattrtab.c: Likewise.
11039 * ggc-page.c: Likewise.
11040 * gimplify.c: Likewise.
11041 * gthr-lynx.h: Likewise.
11042 * haifa-sched.c: Likewise.
11043 * ipa-cp.c: Likewise.
11044 * ipa-inline.c: Likewise.
11045 * ipa-prop.h: Likewise.
11046 * ipa-pure-const.c: Likewise.
11047 * ipa-struct-reorg.c: Likewise.
11048 * ipa-struct-reorg.h: Likewise.
11049 * ipa-type-escape.c: Likewise.
11051 * loop-doloop.c: Likewise.
11052 * mips-tfile.c: Likewise.
11053 * mkmap-flat.awk: Likewise.
11054 * mkmap-symver.awk: Likewise.
11055 * modulo-sched.c: Likewise.
11056 * omp-low.c: Likewise.
11057 * optabs.c: Likewise.
11058 * optabs.h: Likewise.
11059 * opts.c: Likewise.
11060 * passes.c: Likewise.
11061 * postreload-gcse.c: Likewise.
11062 * postreload.c: Likewise.
11063 * predict.c: Likewise.
11064 * pretty-print.h: Likewise.
11065 * profile.c: Likewise.
11066 * protoize.c: Likewise.
11067 * ra-conflict.c: Likewise.
11068 * real.c: Likewise.
11069 * recog.c: Likewise.
11070 * regclass.c: Likewise.
11071 * regs.h: Likewise.
11072 * reload.c: Likewise.
11073 * rtl-error.c: Likewise.
11074 * rtlanal.c: Likewise.
11075 * scan.h: Likewise.
11076 * sched-rgn.c: Likewise.
11078 * stmt.c: Likewise.
11079 * target.h: Likewise.
11080 * tree-dfa.c: Likewise.
11081 * tree-eh.c: Likewise.
11082 * tree-flow-inline.h: Likewise.
11083 * tree-inline.c: Likewise.
11084 * tree-into-ssa.c: Likewise.
11085 * tree-loop-distribution.c: Likewise.
11086 * tree-nested.c: Likewise.
11087 * tree-parloops.c: Likewise.
11088 * tree-pass.h: Likewise.
11089 * tree-pretty-print.c: Likewise.
11090 * tree-profile.c: Likewise.
11091 * tree-scalar-evolution.c: Likewise.
11092 * tree-sra.c: Likewise.
11093 * tree-ssa-alias-warnings.c: Likewise.
11094 * tree-ssa-ccp.c: Likewise.
11095 * tree-ssa-coalesce.c: Likewise.
11096 * tree-ssa-dom.c: Likewise.
11097 * tree-ssa-dse.c: Likewise.
11098 * tree-ssa-forwprop.c: Likewise.
11099 * tree-ssa-live.c: Likewise.
11100 * tree-ssa-live.h: Likewise.
11101 * tree-ssa-loop-im.c: Likewise.
11102 * tree-ssa-loop-ivopts.c: Likewise.
11103 * tree-ssa-loop-niter.c: Likewise.
11104 * tree-ssa-loop-prefetch.c: Likewise.
11105 * tree-ssa-phiopt.c: Likewise.
11106 * tree-ssa-phiprop.c: Likewise.
11107 * tree-ssa-sccvn.c: Likewise.
11108 * tree-ssa-ter.c: Likewise.
11109 * tree-ssa-threadupdate.c: Likewise.
11110 * tree-ssa.c: Likewise.
11111 * tree-vect-analyze.c: Likewise.
11112 * tree-vect-transform.c: Likewise.
11113 * tree-vectorizer.c: Likewise.
11114 * tree-vn.c: Likewise.
11115 * tree-vrp.c: Likewise.
11116 * tree.c: Likewise.
11117 * tree.def: Likewise.
11118 * tree.h: Likewise.
11119 * unwind-dw2-fde.c: Likewise.
11120 * unwind.inc: Likewise.
11121 * value-prof.c: Likewise.
11122 * vmsdbgout.c: Likewise.
11124 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11126 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11127 always place FP constants in the TOC for TARGET_POWERPC64.
11128 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11130 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11132 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11133 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11134 enable for TARGET_E500_DOUBLE.
11135 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11136 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11137 floating-point modes like integer modes for E500 double.
11138 (rs6000_legitimate_offset_address_p): Likewise.
11139 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11140 addressing for DDmode for E500 double.
11141 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11142 modes as using 64-bits of registers for E500 double.
11143 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11144 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11145 specially for E500 double.
11146 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11147 TDmode for E500 double.
11148 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11149 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11150 (rs6000_split_multireg_move): Do not handle TDmode specially for
11152 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11153 using 64-bit registers for E500 double.
11154 (emit_frame_save): Do not handle DDmode specially for E500 double.
11155 (gen_frame_mem_offset): Likewise.
11156 (rs6000_function_value): Do not call spe_build_register_parallel
11157 for DDmode or TDmode.
11158 (rs6000_libcall_value): Likewise.
11159 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11160 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11163 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11165 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11168 2008-06-04 Junjie Gu <jgu@tensilica.com>
11170 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11171 comparison for frame pointers.
11173 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11176 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11178 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11181 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11182 register is already smaller or equal to required mode.
11184 2008-06-04 Xinliang David Li <davidxl@google.com>
11186 * tree-call-cdce.c: New file.
11187 (cond_dead_built_in_calls): New static variable.
11188 (input_domain): New struct.
11189 (check_pow): New function.
11190 (check_builtin_call): Ditto.
11191 (check_target_format): Ditto.
11192 (is_call_dce_candidate): Ditto.
11193 (gen_one_condition): Ditto.
11194 (gen_conditions_for_domain): Ditto.
11195 (get_domain): Ditto.
11196 (gen_conditions_for_pow_cst_base): Ditto.
11197 (gen_conditions_for_pow_int_base): Ditto.
11198 (gen_conditions_for_pow): Ditto.
11199 (get_no_error_domain): Ditto.
11200 (gen_shrink_wrap_conditions): Ditto.
11201 (shrink_wrap_one_built_in_call): Ditto.
11202 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11203 (tree_call_cdce): Ditto.
11204 (gate_call_cdce): Ditto.
11205 (pass_call_cdce): New gimple pass.
11206 * passes.c: (init_optimization_passes): New pass.
11207 * tree-pass.h: New pass declaration.
11208 * opts.c (decode_options): New flag setting.
11209 * common.opt: Add -ftree-builtin-call-dce flag.
11210 * Makefile.in: Add new source file.
11211 * tempvar.def: New tv_id.
11212 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11214 2008-06-04 Richard Guenther <rguenther@suse.de>
11216 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11217 (is_call_clobbered): Always check var_ann->call_clobbered.
11218 (mark_call_clobbered): Always set var_ann->call_clobbered.
11219 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11220 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11221 (reset_alias_info): Clear call clobbering info on MTAGs and
11223 (set_pt_anything): Set pt_global_mem.
11224 (create_tag_raw): Adjust comment.
11225 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11227 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11228 Maxim Kuvyrkov <maxim@codesourcery.com>
11230 * config/m68k/m68k.opt (mxgot): New option.
11231 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11232 (m68k_output_addr_const_extra): New.
11233 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11234 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11235 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11236 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11238 2008-06-04 Richard Guenther <rguenther@suse.de>
11240 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11241 negative or non-representable offsets.
11243 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11245 * config/i386/i386.c (ix86_gen_leave): New.
11246 (ix86_gen_pop1): Likewise.
11247 (ix86_gen_add3): Likewise.
11248 (ix86_gen_sub3): Likewise.
11249 (ix86_gen_sub3_carry): Likewise.
11250 (ix86_gen_one_cmpl2): Likewise.
11251 (ix86_gen_monitor): Likewise.
11252 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11253 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11254 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11255 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11256 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11257 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11258 (ix86_expand_epilogue): Updated.
11259 (print_operand): Handle integer register operand for 'z'.
11260 (ix86_expand_strlensi_unroll_1): Likewise.
11261 (ix86_expand_strlen): Likewise.
11262 (ix86_expand_builtin): Likewise.
11263 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11264 mov{q}/mov{l} and add{q}/add{l}.
11266 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11268 * config/i386/i386.md (P): New mode iterator.
11269 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11270 using P mode iterator.
11271 (DFmode push_operand splitter): Ditto.
11272 (XFmode push_operand splitter): Ditto.
11273 (DFmode float_extend SFmode push_operand splitter): Ditto.
11274 (XFmode float_extend SFmode push_operand splitter): Do not generate
11275 SImode pushes for 64bit target. Macroize Dimode and SImode
11276 pushes using P mode iterator.
11277 (XFmode float_extend DFmode push_operand splitter): Ditto.
11279 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11281 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11282 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11283 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11284 return type to int.
11285 (ix86_call_abi_override): Remove check for call_used_regs.
11287 2008-06-03 Richard Guenther <rguenther@suse.de>
11289 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11290 for the lhs of calls if the return type contains pointers.
11292 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11294 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11295 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11296 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11297 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11298 of cfun and DEFAULT_ABI to deceide abi mode.
11299 (DEFAULT_ABI): New.
11300 (REG_PARM_STACK_SPACE): Removed.
11301 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11302 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11303 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11304 (ix86_function_abi): Likewise.
11305 (ix86_function_type_abi): Likewise.
11306 (ix86_call_abi_override): Likewise.
11307 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11308 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11309 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11310 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11312 (X86_64_REGPARM_MAX): New.
11313 (X86_64_SSE_REGPARM_MAX): New.
11314 (X64_REGPARM_MAX): New.
11315 (X64_SSE_REGPARM_MAX): New.
11316 (X86_32_REGPARM_MAX): New.
11317 (X86_32_SSE_REGPARM_MAX): New.
11318 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11319 (ix86_function_regparm): Handle user calling abi.
11320 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11321 by DEFAULT_ABI versus SYSV_ABI check.
11322 (ix86_reg_parm_stack_space): New.
11323 (ix86_function_type_abi): New.
11324 (ix86_call_abi_override): New.
11325 (ix86_function_abi): New.
11326 (ix86_cfun_abi): New.
11327 (init_cumulative_args): Call abi specific initialization.
11328 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11329 (function_arg_64): Extend SSE_REGPARM_MAX check.
11330 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11331 (ix86_pass_by_reference): Likewise.
11332 (ix86_function_value_regno_p): Likewise.
11333 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11334 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11335 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11336 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11337 (setup_incoming_varargs_64): Adjust regparm for call abi.
11338 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11339 (ix86_va_start): Likewise.
11340 (ix86_gimplify_va_arg): Likewise.
11341 (ix86_expand_prologue): Likewise.
11342 (output_pic_addr_const): Likewise.
11343 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11344 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11345 (x86_output_mi_thunk): Likewise.
11346 (x86_function_profiler): Likewise.
11347 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11348 (SYSV_ABI, MS_ABI): New constants.
11349 (DEFAULT_ABI): New.
11350 (init_regs): Add prototype of function in regclass.c file.
11351 (OVERRIDE_ABI_FORMAT): New.
11352 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11353 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11354 (OUTGOING_REG_PARM_STACK_SPACE): New.
11355 (ix86_reg_parm_stack_space): New prototype.
11356 (CUMULATIVE_ARGS): Add call_abi member.
11357 (machine_function): Add call_abi member.
11358 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11359 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11361 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11364 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11365 (avr_builtin_setjmp_frame_value): New function.
11366 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11367 (nonlocal_goto): Define.
11369 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11371 * config/mips/mips.c (mips_emit_loadgp): Return early if
11372 there is nothing do to, otherwise emit a blockage if
11373 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11374 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11376 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11378 * configure.ac: Drop unneeded backslash ending up in config.in.
11379 * acinclude.m4: Likewise.
11380 * config.in: Regenerate.
11382 2008-05-26 Jan Hubicka <jh@suse.cz>
11384 * predict.c (maybe_hot_frequency_p): Break out of...
11385 (maybe_hot_bb_p): ... here.
11386 (maybe_hot_edge_p): New.
11387 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11388 * basic-block.h (maybe_hot_edge_p): Declare.
11390 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11392 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11393 (*cmpfp_<mode>_cc): Ditto.
11394 (*fp_jcc_8<mode>_387): Ditto.
11395 (*fop_<MODEF:mode>_2_i387): Ditto.
11396 (*fop_<MODEF:mode>_3_i387): Ditto.
11397 (*fop_xf_2_i387): Ditto.
11398 (*fop_xf_3_i387): Ditto.
11400 2008-06-02 Tomas Bily <tbily@suse.cz>
11402 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11404 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11406 * config/mips/mips.c (mips_valid_offset_p): New function.
11407 (mips_valid_lo_sum_p): Likewise.
11408 (mips_classify_address): Use them.
11409 (mips_force_address): New function.
11410 (mips_legitimize_address): Use it.
11411 * config/mips/mips.md (MOVE128): New mode iterator.
11412 (movtf): Require TARGET_64BIT. Remove empty strings.
11413 (*movtf_internal): Rename to...
11414 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11415 of "R" and use {,fp}{load,store} attributes instead of "multi".
11416 Use a separate define_split.
11417 (*movtf_mips16): New pattern.
11419 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11421 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11422 * config/mips/mips.c (mips_expand_before_return): New function.
11423 (mips_expand_epilogue): Call it.
11424 * config/mips/mips.md (return): Turn into a define_expand.
11425 (*return): New insn.
11427 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11429 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11430 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11431 functions. Do not emit uses and clobbers of CONCATs; individually
11432 use and clobber their operands.
11433 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11434 gen_clobber, emit_use and gen_use.
11435 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11436 (expand_builtin_return): Likewise.
11437 * cfgbuild.c (count_basic_blocks): Likewise.
11438 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11439 * explow.c (emit_stack_restore): Likewise.
11440 * expmed.c (extract_bit_field_1): Likewise.
11441 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11442 (emit_move_multi_word, store_constructor): Likewise.
11443 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11444 (thread_prologue_and_epilogue_insns): Likewise.
11445 * lower-subreg.c (resolve_simple_move): Likewise.
11446 * optabs.c (widen_operand, expand_binop): Likewise.
11447 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11448 * reload.c (find_reloads): Likewise.
11449 * reload1.c (eliminate_regs_in_insn): Likewise.
11450 * stmt.c (expand_nl_goto_receiver): Likewise.
11451 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11452 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11453 * config/arm/arm.c (arm_load_pic_register): Likewise.
11454 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11455 * config/arm/arm.md (untyped_return): Likewise.
11456 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11457 * config/avr/avr.c (expand_prologue): Likewise.
11458 * config/bfin/bfin.c (do_unlink): Likewise.
11459 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11460 * config/cris/cris.c (cris_expand_prologue): Likewise.
11461 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11462 (machopic_legitimize_pic_address): Likewise.
11463 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11464 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11465 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11466 (ix86_expand_convert_uns_didf_sse): Likewise.
11467 (ix86_expand_vector_init_general): Likewise.
11468 * config/ia64/ia64.md (eh_epilogue): Likewise.
11469 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11470 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11471 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11472 (config/iq2000/iq2000.c): Likewise.
11473 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11474 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11475 (builtin_longjmp): Likewise.
11476 * config/mn10300/mn10300.md (call, call_value): Likewise.
11477 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11478 * config/pdp11/pdp11.md (abshi2): Likewise.
11479 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11480 * config/s390/s390.c (s390_emit_prologue): Likewise.
11481 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11482 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11483 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11484 * config/sh/sh.c (prepare_move_operands): Likewise.
11485 (output_stack_adjust, sh_expand_epilogue): Likewise.
11486 (sh_set_return_address, sh_expand_t_scc): Likewise.
11487 * config/sparc/sparc.c (load_pic_register): Likewise.
11488 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11489 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11490 * config/v850/v850.c (expand_epilogue): Likewise.
11492 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11494 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11495 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11496 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11497 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11498 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11499 stack pointer register.
11500 (output_movhi): Remove code for interrupt specific writing to the
11501 stack pointer register.
11503 2008-05-31 Richard Guenther <rguenther@suse.de>
11505 PR tree-optimization/34244
11506 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11507 (tree_expr_nonzero_warnv_p): Likewise.
11508 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11509 ssa_name_nonnegative_p.
11510 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11511 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11512 not tree_expr_nonzero_warnv_p.
11514 PR tree-optimization/36262
11516 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11518 PR tree-optimization/34244
11519 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11520 (record_numbers_of_iterations): New function.
11521 (execute_vrp): Cache the numbers of iterations of loops.
11522 * tree-scalar-evolution.c (scev_reset_except_niters):
11524 (scev_reset): Use scev_reset_except_niters.
11525 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11527 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11529 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11530 __WORKAROUND_RETS when appropriate.
11532 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11534 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11535 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11537 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11538 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11539 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11540 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11541 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11542 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11543 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11544 *fop_df_1_sse insn patterns using MODEF mode iterator.
11545 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11546 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11547 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11548 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11549 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11550 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11551 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11552 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11553 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11554 (*fop_xf_5_i387): Ditto.
11555 (*fop_xf_6_i387): Ditto.
11557 2008-05-30 Richard Guenther <rguenther@suse.de>
11559 * builtins.c (build_string_literal): Avoid generating
11560 a non-gimple_val result.
11562 2008-05-30 DJ Delorie <dj@redhat.com>
11564 * exec-tool.in: Use an environment variable (private) instead of a
11565 file (shared) as a semaphore, so as to not break parallel builds.
11567 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11569 * optabs.c (maybe_encapsulate_block): Remove.
11570 (emit_libcall_block): Adjust accordingly.
11571 * optabs.h (maybe_encapsulate_block): Remove prototype.
11573 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11574 Don't use maybe_encapsulate_block.
11576 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11578 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11579 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11580 rtx is a SYMBOL_REF before calling get_pool_constant.
11582 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11584 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11586 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11588 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11589 rather than OS names to choose INO_T_EQ definition.
11590 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11591 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11593 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11596 * config/darwin-f.c: New.
11597 * config/t-darwin: Added rule to build darwin-f.o.
11598 * config.gcc: Defined new variable, fortran_target_objs.
11599 (*-*-darwin*): Set fortran_target_objs.
11600 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11601 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11602 * configure: Regenerated.
11604 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11607 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11608 canonical type if needed.
11610 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11612 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11614 2008-05-29 Richard Guenther <rguenther@suse.de>
11616 PR tree-optimization/36343
11617 PR tree-optimization/36346
11618 PR tree-optimization/36347
11619 * tree-flow.h (clobber_what_p_points_to): Declare.
11620 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11621 pointed-to variable is dereferenced is irrelevant to whether
11622 the pointer can access the pointed-to variable.
11623 (clobber_what_p_points_to): New function.
11624 * tree-ssa-alias.c (set_initial_properties): Use it.
11625 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11626 call clobber check for NMTs.
11628 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11630 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11631 for printing gcov_type.
11633 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11635 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11636 and the eh region information.
11637 * value-prof.c (gimple_move_stmt_histograms): New function.
11638 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11640 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11642 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11644 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11646 * value-prof.c (tree_ic_transform): Print counts.
11647 * tree-profile.c (tree_gen_ic_func_profiler):
11648 Clear __gcov_indreict_call_callee variable to avoid misattribution
11651 2008-05-28 Rafael Espíndola <espindola@google.com>
11653 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11656 2008-05-28 Richard Guenther <rguenther@suse.de>
11658 PR tree-optimization/36339
11659 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11660 and clobbering code out of the loop.
11662 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11664 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11667 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11668 s390_contiguous_bitmask_p, s390_symref_operand_p,
11669 s390_check_symref_alignment, s390_reload_larl_operand,
11670 s390_reload_symref_address): New functions.
11671 (s390_branch_condition_mnemonic): Support compare and branch
11673 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11674 and 'W' constraints.
11675 (s390_secondary_reload): Add secondary reloads for unaligned
11676 symbol refs or symbol refs to floating point or QI/TI mode
11678 (legitimate_address_p): Accept symbol references as addresses.
11679 (s390_expand_insv): Use rotate and insert selected bits
11680 instruction for insv when building for z10.
11681 (print_operand_address): Handle symbol ref addresses.
11682 (print_operand): Output modifier 'c' added for signed byte values.
11683 (s390_encode_section_info): Mark symbol refs with
11684 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11686 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11687 (length attribute): RRF, RRR have 4 byte length.
11688 (FPALL, INTALL): New mode iterators added.
11689 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11690 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11691 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11692 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11693 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11694 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11695 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11696 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11698 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11699 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11700 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11701 reload<INTALL:mode><P:mode>_toreg_z10,
11702 reload<FPALL:mode><P:mode>_tomem_z10,
11703 reload<FPALL:mode><P:mode>_toreg_z10,
11704 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11705 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11706 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11707 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11709 (movmem, clrmem, cmpmem): New splitters added.
11711 * config/s390/predicates.md (larl_operand): Use
11712 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11713 SYMBOL_REF_ALIGN1_P.
11714 (s390_signed_integer_comparison,
11715 s390_unsigned_integer_comparison): New predicates.
11717 * config/s390/s390-protos.h (s390_check_symref_alignment,
11718 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11719 s390_reload_symref_address,
11720 s390_compare_and_branch_condition_mask): Prototypes added.
11722 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11723 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11724 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11726 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11728 * config/s390/s390.c (z10_cost): New cost function for z10.
11729 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11730 (s390_issue_rate): Adjust issue rate for z10.
11731 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11732 (processor_flags): Add PF_Z10.
11733 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11734 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11735 * gcc/config.gcc: Add z10.
11737 2008-05-28 Richard Guenther <rguenther@suse.de>
11739 PR tree-optimization/36291
11740 * tree-flow. h (struct gimple_df): Remove var_anns member.
11741 * tree-flow-inline.h (gimple_var_anns): Remove.
11742 (var_ann): Simplify.
11743 * tree-dfa.c (create_var_ann): Simplify.
11744 (remove_referenced_var): Clear alias info from var_anns of globals.
11745 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11746 (delete_tree_ssa): Clear alias info from var_anns of globals.
11747 Do not free var_anns.
11748 (var_ann_eq): Remove.
11749 (var_ann_hash): Likewise.
11751 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11753 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11754 and loongson2f entries.
11755 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11756 * config/mips/mips.h (processor_type): Add Loongson-2E
11757 and Loongson-2F entries.
11758 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11759 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11760 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11761 * doc/invoke.texi (MIPS Options): Document loongson2e
11762 and loongson2f processor names.
11764 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11768 * config/i386/i386.c (ix86_function_arg_boundary): Use
11769 alignment of canonical type.
11770 (ix86_expand_vector_move): Check unaligned memory access for
11773 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11775 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11776 Moved to the front of file.
11778 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11779 H.J. Lu <hongjiu.lu@intel.com>
11781 * dwarf2out.c (current_fde): New.
11783 (lookup_cfa:): Likewise.
11784 (dwarf2out_end_epilogue): Likewise.
11785 (dwarf2out_note_section_used): Likewise.
11787 2008-05-27 Michael Matz <matz@suse.de>
11790 * c.opt (Wenum-compare): New warning option.
11791 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11793 2008-05-27 Michael Matz <matz@suse.de>
11795 PR middle-end/36326
11796 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11798 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11799 into memory as tail calls.
11801 2008-05-27 Richard Guenther <rguenther@suse.de>
11803 PR tree-optimization/36339
11804 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11805 pointers cause all addressable variables to be call clobbered.
11807 2008-05-27 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/36245
11810 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11812 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11814 * config/s390/s390.md: Replace all occurences of the 'm'
11815 constraint with 'RT'.
11817 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11819 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11821 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11823 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11824 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11825 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11827 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11829 * reload.c: (find_reloads): Skip alternatives according to the
11830 "enabled" attribute. Constify the constraint variable.
11831 * recog.c (get_attr_enabled): Add default implementation.
11832 (extract_insn): Set the alternative_enabled_p array
11833 in the recog_data struct.
11834 (preprocess_constraints, constrain_operands): Skip
11835 alternatives according to the "enabled" attribute
11836 * recog.h (struct recog_data): New field alternative_enabled_p.
11837 (skip_alternative): New inline function.
11838 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11839 (record_reg_classes): Skip alternative according to the
11840 "enabled" attribute.
11842 * doc/md.texi: Add documention for the "enabled" attribute.
11844 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11846 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11847 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11848 constraint with TARGET_MEM_CONSTRAINT.
11849 * recog.c (asm_operand_ok, preprocess_constraints,
11850 constrain_operands): Likewise.
11851 * regclass.c (record_reg_classes): Likewise.
11852 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11853 * reload1.c (maybe_fix_stack_asms): Likewise.
11854 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11855 * recog.h: Adjust comment.
11856 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11857 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11858 * doc/md.texi: Add a note to description of 'm' constraint.
11859 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11861 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11863 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11864 that the bitfield is of integral type before testing its precision.
11866 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11867 Sa Liu <saliu@de.ibm.com>
11869 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11870 __modti3, __udivti3, __umodti3 and __udivmodti4.
11871 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11872 that implement TImode mul and div functions.
11873 * config/spu/multi3.c: New. Implement __multi3.
11874 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11875 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11878 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11880 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11881 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11882 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11883 tls_sysv_suffix): New mode and mode attribute iterators.
11884 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11885 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11886 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11887 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11888 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11891 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11893 PR tree-optimization/36329
11894 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11895 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11896 * cgraphbuild.c (initialize_inline_failed): Use the latter
11897 macro in lieu of the former.
11898 * ipa-inline.c (cgraph_mark_inline): Likewise.
11899 (cgraph_decide_inlining_of_small_function): Likewise.
11900 (cgraph_decide_inlining): Likewise.
11901 (cgraph_decide_inlining_incrementally): Likewise.
11903 2008-05-26 Tristan Gingold <gingold@adacore.com>
11904 Anatoly Sokolov <aesok@post.ru>
11906 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11907 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11908 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11909 optimization for 'avr6' architecture.
11911 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11914 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11916 2008-05-26 Richard Guenther <rguenther@suse.de>
11918 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11919 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11921 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11923 PR middle-end/36253
11924 * caller-save.c (insert_restore): Verify alignment of spill space.
11925 (insert_save): Likewise.
11926 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11927 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11928 (STACK_SLOT_ALIGNMENT): Likewise.
11929 * function.c (LOCAL_ALIGNMENT): Removed.
11930 (get_stack_local_alignment): New.
11931 (assign_stack_local): Use it. Set alignment on stack slot.
11932 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11933 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11934 (STACK_SLOT_ALIGNMENT): New.
11935 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11936 stack slot in XFmode.
11938 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11940 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11943 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11944 argument operand in rax isn't removed.
11946 2008-05-26 Richard Guenther <rguenther@suse.de>
11948 PR middle-end/36300
11949 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11950 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11952 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11955 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11957 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11959 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11960 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11962 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11964 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11965 build a trampoline if we don't want one.
11966 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11967 return zero for nested functions if we don't want a trampoline.
11969 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11971 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11973 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11976 * c.opt: Removed undocumented option '-lang-fortran'.
11977 * c-common.h: Removed global variable 'lang_fortran'.
11978 * c-opts.c (c_common_handle_option): Removed code to handle
11979 option '-lang-fortran'. Updated includes.
11980 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11981 definition of '__GFORTRAN__'.
11982 (define__GNUC__): Reimplemented to use BASEVER and
11983 cpp_define_formatted.
11984 (builtin_define_with_value_n): Removed.
11985 * c-incpath.h: Renamed to ...
11986 * incpath.h: ... this.
11987 * c-incpath.c: Renamed to ...
11988 * incpath.c: ... this. Updated includes.
11989 * fix-header.c: Updated includes.
11990 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11991 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11992 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11994 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11996 * tree.h: Update the table of flags used on tree nodes.
11997 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11998 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11999 (FORCED_LABEL): Add access check.
12000 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12001 (ASM_INPUT_P): Likewise.
12002 (ASM_VOLATILE_P): Likewise.
12003 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12004 (OMP_SECTION_LAST): Access private_flag directly.
12005 (OMP_RETURN_NOWAIT): Likewise.
12006 (OMP_PARALLEL_COMBINED): Likewise.
12007 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12008 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12009 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12010 deprecated_flag directly.
12012 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12014 * final.c (frame_pointer_needed): Removed.
12015 * flags.h (frame_pointer_needed): Likewise.
12017 * function.h (rtl_data): Add frame_pointer_needed.
12018 (frame_pointer_needed): New.
12020 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12022 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12024 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12026 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12029 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12031 * c-common.c (strip_array_types): Move function to..
12033 (get_inner_array_type): Delete.
12034 * c-common.h (strip_array_types): Move declaration to..
12036 (get_inner_array_type): Delete.
12037 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12038 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12039 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12040 * config/pa/pa.c (emit_move_sequence): Likewise.
12042 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12044 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12047 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12049 * function.c: Include target hook for nonlocal_goto frame value.
12051 2008-05-24 Richard Guenther <rguenther@suse.de>
12053 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12054 variable can be only accessed through a pointer or a union.
12056 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12058 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12059 * doc/extend.texi: Likewise.
12061 2008-05-23 DJ Delorie <dj@redhat.com>
12063 * config/m32c/jump.md (untyped_call): Add.
12065 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12066 for A24 to PSImode.
12067 (m32c_address_cost): Detail costs for indirect offsets.
12069 2008-05-23 Rafael Espíndola <espindola@google.com>
12071 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12072 if a node is a SUBREG.
12073 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12076 2008-05-23 Paul Brook <paul@codesourcery.com>
12077 Carlos O'Donell <carlos@codesourcery.com>
12079 * doc/extend.texi: Clarify use of __attribute__((naked)).
12080 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12081 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12082 * function.c (use_register_for_decl): Use
12083 targetm.calls.allocate_stack_slots_for_args.
12084 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12085 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12086 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12088 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12090 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12092 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12094 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12095 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12096 is only rounded once.
12098 2008-05-23 Richard Guenther <rguenther@suse.de>
12100 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12102 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12103 Jakub Jelinek <jakub@redhat.com>
12106 * configure.ac: Handle --enable-cld.
12107 * configure: Regenerated.
12108 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12109 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12110 (ix86_current_function_needs_cld): New define.
12111 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12112 (cld): New isns pattern.
12113 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12114 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12115 * config/i386/i386.opt (mcld): New option.
12116 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12117 TARGET_CLD and ix86_current_function_needs_cld.
12118 (override_options): Use -mcld by default for 32-bit code if
12121 * doc/install.texi (Options specification): Document --enable-cld.
12122 * doc/invoke.texi (Machine Dependent Options)
12123 [i386 and x86-64 Options]: Add -mcld option.
12124 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12126 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12127 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12128 (return_in_memory_64): Likewise.
12129 (return_in_memory_ms_64): Likewise.
12131 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12133 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12134 * builtins.c (fold_builtin_fpclassify): New.
12135 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12136 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12137 * c-common.c (handle_type_generic_attribute): Adjust to accept
12138 fixed arguments before an elipsis.
12139 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12140 * doc/extend.texi: Document __builtin_fpclassify.
12142 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12144 * omp-low.c (gate_expand_omp_ssa): Remove.
12145 (pass_expand_omp_ssa): Remove.
12146 (gate_expand_omp): Do not check for flag_openmp_ssa.
12147 * common.opt (-fopenmp-ssa): Remove.
12148 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12150 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12152 * config/sh/sh.opt (mfixed-range): New option.
12153 * config/sh/sh-protos.h (sh_fix_range): Declare.
12154 * config/sh/sh.c (sh_fix_range): New function.
12155 * config/sh/sh.h (sh_fixed_range_str): Declare.
12156 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12158 * doc/invoke.texi (SH Options): Document -mfixed-range.
12160 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12162 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12163 it before the redeclaration.
12165 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12167 * config/avr/avr.c (get_sequence_length): Add new function.
12168 (expand_prologue, expand_epilogue): Remove duplicate code.
12170 2008-05-22 Rafael Espíndola <espindola@google.com>
12172 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12175 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12177 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12178 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12180 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12181 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12182 (vect_update_misalignment_for_peel): Likewise.
12183 (vector_alignment_reachable_p): Likewise.
12184 * tree-vect-transform.c (vectorizable_load): Likewise.
12185 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12186 (get_vectype_for_scalar_type): Pass mode of scalar_type
12187 to UNITS_PER_SIMD_WORD.
12189 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12190 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12191 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12192 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12193 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12195 2008-05-22 Ira Rosen <irar@il.ibm.com>
12197 PR tree-optimization/36293
12198 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12199 if the first load must be skipped because of a gap.
12201 2008-05-22 Richard Guenther <rguenther@suse.de>
12203 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12204 more cases of offset disambiguation that is possible if
12205 strict-aliasing rules apply.
12206 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12207 for basic offset and type-based disambiguation.
12209 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12211 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12212 ix86_expand_vector_set on V16QImode for SSE4.1.
12214 2008-05-21 Tom Tromey <tromey@redhat.com>
12216 * c.opt (Wimport): Mark as undocumented.
12217 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12219 (Warning Options): Likewise.
12220 * doc/cppopts.texi: Don't mention -Wimport.
12222 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12224 PR tree-optimization/36287
12225 PR tree-optimization/36286
12226 * lambda-code.c (build_access_matrix): Do not use the loop->num
12227 for computing the number of induction variables: use the loop depth
12230 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12233 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12234 option -f(no-)leading-underscore.
12236 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12238 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12239 GET_MODE_NUNITS (mode).
12241 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12243 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12244 (-mmulhw): Add 464 to description.
12245 (-mdlmzb): Likewise.
12246 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12247 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12249 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12250 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12251 * config/rs6000/rs6000.md: Update comments for 464.
12253 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12255 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12257 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12259 * config/i386/sse.md (vec_extractv4sf): Removed.
12260 (vec_extractv2df): Likewise.
12261 (vec_extractv2di): Likewise.
12262 (vec_extractv4si): Likewise.
12263 (vec_extractv8hi): Likewise.
12264 (vec_extractv16qi): Likewise.
12265 (vec_extract<mode>): New.
12267 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12269 * config/i386/sse.md (vec_setv4sf): Removed.
12270 (vec_setv2df): Likewise.
12271 (vec_setv2di): Likewise.
12272 (vec_setv4si): Likewise.
12273 (vec_setv8hi): Likewise.
12274 (vec_setv16qi): Likewise.
12275 (vec_set<mode>): New.
12277 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12279 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12280 goto for vec_concat and vec_interleave.
12282 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12284 * config/i386/sse.md (vec_initv4sf): Removed.
12285 (vec_initv2df): Likewise.
12286 (vec_initv2di): Likewise.
12287 (vec_initv4si): Likewise.
12288 (vec_initv8hi): Likewise.
12289 (vec_initv16qi): Likewise.
12290 (vec_init<mode>): New.
12292 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12294 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12296 2008-05-21 Tom Tromey <tromey@redhat.com>
12298 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12299 (zone_find_object_offset): Likewise.
12300 (gt_ggc_m_S): Likewise.
12301 (highest_bit): Likewise.
12302 * ggc-page.c (gt_ggc_m_S): New function.
12303 * stringpool.c (string_stack): Remove.
12304 (init_stringpool): Update.
12305 (ggc_alloc_string): Use ggc_alloc.
12306 (maybe_delete_ident): New function.
12307 (ggc_purge_stringpool): Likewise.
12308 (gt_ggc_m_S): Remove.
12309 * ggc-common.c (ggc_protect_identifiers): New global.
12310 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12311 ggc_protect_identifiers.
12312 * ggc.h (ggc_protect_identifiers): Declare.
12313 (gt_ggc_m_S): Update.
12314 (ggc_purge_stringpool): Declare.
12315 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12316 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12318 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12320 2008-05-21 David S. Miller <davem@davemloft.net>
12322 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12325 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12327 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12330 2008-05-20 David Daney <ddaney@avtrex.com>
12332 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12333 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12334 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12335 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12336 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12337 (atomic_hiqi_op): New define_code_iterator.
12338 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12339 mips_expand_compare_and_swap_12.
12340 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12341 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12342 (sync_<optab><mode>, sync_old_<optab><mode>,
12343 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12344 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12345 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12346 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12347 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12348 (test_and_set_12): New insn.
12349 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12350 sync_new_<optab><mode>, sync_old_nand<mode>,
12351 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12352 clobber to operand 0 for SI and DI mode insns.
12353 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12354 mips_gen_fn_4): New typedefs.
12355 (mips_gen_fn_ptrs): Define new union type.
12356 (mips_expand_compare_and_swap_12): Remove declaration.
12357 (mips_expand_atomic_qihi): Declare function.
12358 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12359 (mips_expand_atomic_qihi): ... this. Use new generator function
12361 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12362 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12363 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12364 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12365 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12366 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12367 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12368 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12369 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12370 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12373 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12375 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12378 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12380 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12381 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12382 (avr_attribute_table): Add 'OS_main' function attribute.
12383 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12384 functions with 'OS_main' attribute.
12386 2008-05-20 Richard Guenther <rguenther@suse.de>
12388 PR tree-optimization/35204
12389 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12390 helper, split out from ...
12391 (DFS): ... here. Make the DFS walk non-recursive.
12393 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12394 Jan Sjodin <jan.sjodin@amd.com>
12396 PR tree-optimization/36181
12397 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12398 (parallelize_loops): Don't parallelize when the loop has vector
12401 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12402 Sebastian Pop <sebastian.pop@amd.com>
12404 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12405 matrix, and never look at the tree representation of the memory
12407 (linear_transform_loops): Computes parameters and access matrices.
12408 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12410 (access_matrix_get_index_for_parameter): New.
12411 * tree-data-ref.h (struct access_matrix): New.
12412 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12413 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12414 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12415 am_vector_index_for_loop): New.
12416 (struct data_reference): Add field access_matrix.
12417 (DR_ACCESS_MATRIX): New.
12418 (compute_data_dependences_for_loop): Update declaration.
12419 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12420 * lambda.h (lambda_vector_vec_p): Declared.
12421 * lambda-code.c: Depend on pointer-set.h.
12422 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12423 av_for_af_base, av_for_af, build_access_matrix,
12424 lambda_compute_access_matrices): New.
12425 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12427 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12429 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12430 $SOURCEDIR/include.
12432 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12433 Sebastian Pop <sebastian.pop@amd.com>
12435 PR tree-optimization/36206
12436 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12438 (instantiate_scev_1): Rename flags to fold_conversions.
12439 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12440 outeside instantiation_loop.
12441 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12442 (evolution_function_is_affine_or_constant_p): Removed.
12443 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12445 (analyze_siv_subscript): Pass in the loop nest number.
12446 Call evolution_function_is_affine_in_loop instead of
12447 evolution_function_is_affine_p.
12448 (analyze_overlapping_iterations): Pass in the loop nest number.
12450 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12451 Sebastian Pop <sebastian.pop@amd.com>
12453 PR tree-optimization/36206
12454 * tree-chrec.h (chrec_fold_op): New.
12455 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12458 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12460 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12462 (remove_duplicates): Do not set inode on non-inode systems.
12465 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12467 * config.gcc (tm_file): Update comments about relative pathnames.
12469 2008-05-20 Richard Guenther <rguenther@suse.de>
12471 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12472 * tree-ssa-sccvn.c (process_scc): Likewise.
12473 * tree-ssa-sink.c (execute_sink_code): Likewise.
12474 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12475 * tree-vrp.c (process_assert_insertions): Likewise.
12476 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12477 (perform_tree_ssa_dce): Likewise.
12478 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12479 (dump_dominator_optimization_stats): Likewise.
12480 * tree-vectorizer.c (vectorize_loops): Likewise.
12482 2008-05-20 Richard Guenther <rguenther@suse.de>
12484 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12486 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12488 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12489 (ix86_i386elf_return_in_memory): Likewise.
12490 (ix86_i386interix_return_in_memory): Likewise.
12491 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12492 (SUBTARGET_RETURN_IN_MEMORY): New.
12493 * config/i386/i386elf.h: Likewise.
12494 * config/i386/ptx4-i.h: Likewise.
12495 * config/i386/sol2-10.h: Likewise.
12496 * config/i386/sysv4.h: Likewise.
12497 * config/i386/vx-common.h: Likewise.
12498 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12499 * config/i386/i386.c (ix86_return_in_memory): Made static and
12500 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12501 (ix86_i386elf_return_in_memory): Removed.
12502 (ix86_i386interix_return_in_memory): Removed.
12503 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12504 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12506 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12508 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12510 2008-05-19 Xinliang David Li <davidxl@google.com>
12512 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12514 * common.opt: Ditto.
12515 * doc/invoke.texi: Ditto.
12517 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12519 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12520 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12522 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12524 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12525 sizes of operand array from 8/4 to 4/2.
12526 (ix86_expand_vector_init_general): Change size of operand array
12527 from 32 to 16. Remove op0, op1 and half_mode.
12529 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12531 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12532 (ix86_expand_vector_init_interleave): Likewise.
12533 (ix86_expand_vector_init_general): Use them. Assert
12534 word_mode == SImode when n_words == 4.
12536 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12538 * config/i386/i386.c (ix86_secondary_reload): New static function.
12539 (TARGET_SECONDARY_RELOAD): New define.
12540 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12541 * config/i386/i386.md (reload_outqi): Remove.
12543 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12545 PR middle-end/35509
12546 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12547 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12548 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12549 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12550 (fold_builtin_1): Likewise.
12551 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12552 c-common.c (check_builtin_function_arguments): Handle
12553 BUILT_IN_ISINF_SIGN.
12554 * doc/extend.texi: Document __builtin_isinf_sign.
12555 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12557 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12559 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12560 EH cleanup at the end of the pass, search for those that have been
12561 turned into forwarder blocks and do the cleanup on their successor.
12563 2008-05-18 Richard Guenther <rguenther@suse.de>
12565 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12566 pointers to sizetype and vice versa.
12568 2008-05-18 Xinliang David Li <davidxl@google.com>
12570 * gcc/tree-ssa-dce.c: Coding style fix.
12571 (check_pow): Documentation comment.
12572 (check_log): Documenation comment. Coding style fix.
12573 (is_unnecessary_except_errno_call): Ditto.
12574 (gen_conditions_for_pow): Ditto.
12575 (gen_conditions_for_log): Ditto.
12576 (gen_shrink_wrap_conditions): Ditto.
12577 (shrink_wrap_one_built_in_calls): Ditto.
12578 * gcc/doc/invoke.texi: Better documentation string.
12579 * ChangeLog: Fix wrong change log entries from
12580 May 17 checkin on function call DCE.
12582 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12584 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12586 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12588 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12589 * df-problems.c (simulation routines): Fixed block comment to
12590 properly say how to add forwards scanning functions.
12592 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12594 * tree-inline.c (setup_one_parameter): Remove dead code.
12596 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12598 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12599 a BIT_AND_EXPR only for an INTEGER_TYPE.
12601 2008-05-17 Xinliang David Li <davidxl@google.com>
12603 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12604 (check_pow, check_log, is_unnecessary_except_errno_call): New
12605 functions to check for eliminating math functions that are pure
12606 except for setting errno.
12607 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12608 general condition expressions for shrink-wrapping pow/log calls.
12609 (gen_shrink_wrap_conditions): Ditto.
12610 (shrink_wrap_one_built_in_call): Ditto.
12611 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12612 (mark_operand_necessary): If debugging, output if OP is necessary.
12613 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12615 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12617 * gcc/common.opt: New user flag -ftree-builtin-dce.
12618 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12620 2008-05-16 David S. Miller <davem@davemloft.net>
12622 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12623 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12625 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12628 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12630 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12632 * ifcvt.c (dead_or_predicable): Rename
12633 df_simulate_one_insn_backwards to df_simulate_one_insn.
12634 * recog.c (peephole2_optimize): Ditto.
12635 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12637 * df.h: Rename df_simulate_one_insn_backwards to
12638 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12639 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12640 scanning of defs and uses.
12641 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12642 (df_simulate_one_insn_forwards): Removed.
12644 2008-05-16 Doug Kwan <dougkwan@google.com>
12646 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12648 (real_from_string): Handle NaNs and Inf as approriate.
12650 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12652 * doc/gty.texi (Source Files Containing Type Information): Note
12653 that headers should appear first in the gtfiles list.
12655 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12657 * tree.def (COND_EXEC): Properly documented this code.
12659 2008-05-16 Diego Novillo <dnovillo@google.com>
12661 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12662 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12665 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12667 * tree-ssa-dse (max_stmt_uid): Removed.
12668 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12669 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12670 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12671 * function.h (cfun.last_stmt_uid): New field.
12672 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12673 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12675 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12676 (create_stmt_ann): Initialize the ann->uid field.
12677 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12679 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12681 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12683 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12684 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12685 (init_empty_tree_cfg): Call it.
12687 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12689 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12692 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12694 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12695 * tree-dump.c (dump_options): New verbose option.
12696 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12698 * tree-pass.h (TDF_VERBOSE): New dump flag.
12699 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12700 (tree-flow.h): Added include.
12701 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12703 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12705 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12707 From Jie Zhang <jie.zhang@analog.com>
12708 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12709 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12710 mcpu=bf561-none and mcpu=bf561-0.2.
12711 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12712 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12713 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12714 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12715 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12716 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12717 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12719 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12720 (cputype_selected): Remove.
12721 (bfin_handle_option): Don't use cputype_selected.
12722 (override_options): When no mcpu option, enable all workarounds.
12723 Don't use bfin_workarounds.
12724 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12726 (DEFAULT_CPU_TYPE): Don't define.
12728 2008-05-16 Richard Guenther <rguenther@suse.de>
12730 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12731 on deletion of the last stmt.
12733 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12735 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12736 V8HImode for SSE2 and V16QImode for SSE4.1.
12738 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12740 * cgraph.h (compute_inline_parameters): Made public.
12741 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12742 variable_generate_summary, function_write_summary,
12743 variable_write_summary, variable_read_summary. Added generate_summary,
12744 write_summary, read_summary.
12745 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12746 pass_ipa_inline.function_generate_summary, to
12747 compute_inline_parameters.
12748 * ipa-inline.c (compute_inline_parameters): Made public and added
12750 (compute_inline_parameters_for_current): New function.
12751 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12752 (inline_generate_summary): Removed parameter and made to loop over
12754 (pass_ipa_inline): Updated for new IPA_PASS structure.
12755 * passes.c (execute_ipa_summary_passes): Now is called once per
12756 pass rather than once per node*pass.
12758 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12760 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12761 avr_have_mul_p, avr_asm_only_p): Remove variables.
12762 (avr_override_options): Remove initialization of removed variables.
12763 (avr_file_start): Convert removed variables to fields of
12764 'struct base_arch_s *avr_current_arch'.
12765 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12766 (AVR_HAVE_MUL): (Ditto.).
12767 (AVR_HAVE_MOVW): (Ditto.).
12768 (AVR_HAVE_LPMX): (Ditto.).
12769 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12770 avr_asm_only_p): Remove declaration.
12772 2008-05-15 Diego Novillo <dnovillo@google.com>
12774 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12775 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12777 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12779 PR middle-end/36194
12780 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12781 Don't call record_truncated_value from here.
12782 (record_truncated_value): Turn it into a for_each_rtx callback.
12783 (record_truncated_values): New function.
12784 (combine_instructions): Call note_uses with record_truncated_values.
12785 Change name of check_conversion to check_promoted_subreg.
12787 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12789 * doc/sourcebuild.texi: Document support for torture tests.
12791 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12793 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12794 to alternative 4 of operand 2.
12796 2008-05-15 Richard Guenther <rguenther@suse.de>
12798 * tree-pass.h (current_pass): Declare.
12799 (get_pass_for_id): Likewise.
12800 * passes.c (passes_by_id, passes_by_id_size): New globals.
12801 (set_pass_for_id): New function.
12802 (get_pass_for_id): Likewise.
12803 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12804 (execute_function_todo): Flush per function statistics.
12805 * toplev.c (compile_file): Init statistics.
12806 (general_init): Do early statistics initialization.
12807 (finalize): Finish statistics.
12808 * statistics.h (statistics_early_init): Declare.
12809 (statistics_init): Likewise.
12810 (statistics_fini): Likewise.
12811 (statistics_fini_pass): Likewise.
12812 (statistics_counter_event): Likewise.
12813 (statistics_histogram_event): Likewise.
12814 * statistics.c: New file.
12815 * Makefile.in (OBJS-common): Add statistics.o.
12816 (statistics.o): Add dependencies.
12817 * doc/invoke.texi (-fdump-statistics): Document.
12819 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12820 (insert): Likewise.
12821 (execute_pre): Use statistics_counter_event.
12822 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12823 (substitute_and_fold): Increment it. Use statistics_counter_event.
12825 2008-05-15 Diego Novillo <dnovillo@google.com>
12827 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12829 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12830 * tree-ssa-alias.c (new_type_alias): Remove references to
12831 sub-variables from comment.
12832 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12834 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12836 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12837 attribute to 1 only for insertps alternative.
12839 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12841 * config/bfin/bfin.md (loadbytes): New pattern.
12842 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12843 (bfin_init_builtins): Initialize it.
12844 (bdesc_1arg): Add it.
12846 2008-05-15 Sa Liu <saliu@de.ibm.com>
12848 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12849 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12850 * testsuite/lib/target-supports.exp: Add
12851 check_effective_target_fortran_integer_16.
12853 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12855 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12856 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12857 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12858 (TARGET_RETURN_IN_MEMORY): Define.
12860 2008-05-15 Richard Guenther <rguenther@suse.de>
12862 PR middle-end/36244
12863 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12864 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12865 represent unmodifiable vars.
12867 2008-05-15 Richard Guenther <rguenther@suse.de>
12869 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12870 INDIRECT_REF and TARGET_MEM_REF.
12871 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12874 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12875 H.J. Lu <hongjiu.lu@intel.com>
12877 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12878 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12879 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12880 insn alternatives. Add missing alternatives.
12881 (*vec_concatv2di_rex64_sse4_1): Likewise.
12882 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12883 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12884 Require TARGET_SSE.
12886 2008-05-15 Richard Guenther <rguenther@suse.de>
12888 PR tree-optimization/36009
12889 PR tree-optimization/36204
12890 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12891 (determine_invariantness_stmt): Record the loop a store is
12892 always executed in.
12893 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12896 2008-05-15 Richard Guenther <rguenther@suse.de>
12898 PR tree-optimization/34330
12899 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12900 through the pointer will alias the SMT.
12902 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12904 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12906 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12908 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12910 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12911 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12913 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12914 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12915 (vashl_optab): New optab for vector/vector shifts.
12916 (vashr_optab): Ditto.
12917 (vlshr_optab): Ditto.
12918 (vrotl_optab): Ditto.
12919 (vrotr_optab): Ditto.
12920 (optab_subtype): New enum for optab_for_tree_code call.
12921 (optab_for_tree_code): Add enum optab_subtype argument.
12923 * optabs.c (optab_for_tree_code): Take an additional argument to
12924 distinguish between a vector shift by a scalar and vector shift by
12925 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12926 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12927 vector shift by a vector.
12928 (expand_widen_pattern_expr): Pass additional argument to
12929 optab_for_tree_code.
12931 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12932 vrotl_optab, vrotr_optab.
12934 * expr.c (expand_expr_real_1): Update calls to
12935 optab_for_tree_code to distinguish between vector shifted by a
12936 scalar and vector shifted by a vector.
12937 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12938 (supportable_narrowing_operation): Ditto.
12939 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12940 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12941 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12942 (vect_create_epilog_for_reduction): Ditto.
12943 (vectorizable_reduction): Ditto.
12944 (vectorizable_operation): Ditto.
12945 (vect_strided_store_supported): Ditto.
12946 (vect_strided_load_supported): Ditto.
12947 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12948 * expmed.c (expand_shift): Ditto.
12950 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12952 (ashr@var{m}3): Ditto.
12953 (vashl@var{m}3): Document new vector/vector shift standard name.
12954 (vashr@var{m}3): Ditto.
12955 (vlshr@var{m}3): Ditto.
12956 (vrotl@var{m}3): Ditto.
12957 (vrotr@var{m}3): Ditto.
12959 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12960 (PPERM_INVERT): Ditto.
12961 (PPERM_REVERSE): Ditto.
12962 (PPERM_REV_INV): Ditto.
12963 (PPERM_ZERO): Ditto.
12964 (PPERM_ONES): Ditto.
12965 (PPERM_SIGN): Ditto.
12966 (PPERM_INV_SIGN): Ditto.
12967 (PPERM_SRC1): Ditto.
12968 (PPERM_SRC2): Ditto.
12970 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12971 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12972 allows a memory operand to be the value being added, and split it
12973 to improve vectorization.
12974 (sse5_pmacsdqh_mem): Ditto.
12975 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12976 (sse5_mulv2div2di3_high): Ditto.
12977 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12978 (vec_pack_trunc_v4si): Ditto.
12979 (vec_pack_trunc_v2di): Ditto.
12980 (sse5_pcmov_<mode>): Remove code that tried to use use
12981 andps/andnps instead of pcmov.
12982 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12983 pmacsdqh instructions.
12984 (vec_widen_smult_lo_v4si): Ditto.
12986 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12987 (PPERM_INVERT): Ditto.
12988 (PPERM_REVERSE): Ditto.
12989 (PPERM_REV_INV): Ditto.
12990 (PPERM_ZERO): Ditto.
12991 (PPERM_ONES): Ditto.
12992 (PPERM_SIGN): Ditto.
12993 (PPERM_INV_SIGN): Ditto.
12994 (PPERM_SRC1): Ditto.
12995 (PPERM_SRC2): Ditto.
12996 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12998 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13000 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13001 says ignore whether the last reference is a memory operand.
13003 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13004 Paolo Bonzini <bonzini at gnu dot org>
13006 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13009 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13010 (vlshr<mode>3): Rename from vlshr<mode>3.
13011 (vashr<mode>3): Rename from vashr<mode>3.
13012 (mulv4sf3): Change the names of vector shift patterns.
13016 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13019 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13044 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13045 (floatunssidf2_internal): Change vector/vector shift names.
13046 (floatunsdidf2_internal): Ditto.
13053 (vashl<mode>3): Rename from ashl<mode>3.
13054 (vashr<mode>3): Rename from ashr<mode>3.
13055 (vlshr<mode>3): Rename from lshr<mode>3.
13056 (vrotl<mode>3): Rename from rotl<mode>3.
13058 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13061 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13062 multiply gives the wrong value when doing widening multiplies.
13063 (vec_widen_smult_lo_v4si): Ditto.
13065 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13067 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13068 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13069 emit_library_call_value.
13070 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13071 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13072 * calls.c (initialize_argument_information, precompute_arguments,
13073 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13074 (precompute_arguments): Removed flags parameter.
13075 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13077 2008-05-14 Richard Guenther <rguenther@suse.de>
13079 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13080 Make sure to register the store if the use is a PHI_NODE.
13082 2008-05-14 Olivier Hainque <hainque@adacore.com>
13084 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13085 memory if the component is to be referenced in BLKmode according
13086 to get_inner_reference.
13088 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13090 * calls.c (emit_library_call_value_1): Restore code clearing
13091 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13093 2008-05-14 Olivier Hainque <hainque@adacore.com>
13094 Nicolas Roche <roche@adacore.com>
13096 * configure.ac: Add support for a "gcc_subdir" variable in
13097 config-lang.in, to denote a subdirectory where the language/GCC
13098 integration files are to be found.
13099 * configure: Regenerate.
13101 2008-05-14 Ira Rosen <irar@il.ibm.com>
13103 PR tree-optimization/36098
13104 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13105 value for the first load in the group in case of a gap.
13106 (vect_build_slp_tree): Check that there are no gaps in loads.
13108 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13110 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13111 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13112 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13113 emit_insn and remove unneeded code to construct extra args.
13114 (emit_no_conflict_block): Removed.
13115 * optabls.h: (emit_no_conflict_block): Removed.
13116 * cse.c (cse_extended_basic_block): Remove search for
13117 REG_NO_CONFLICT note.
13118 * global.c: Removed incorrect comment added in revision 117.
13119 * expr.c (convert_move): Change call to emit_no_conflict_block to
13121 * recog.c: Change comments so that they do not mention
13123 * local_alloc.c (combine_regs): Removed last parameter.
13124 (no_conflict_p): Removed.
13125 (block_alloc): Removed note, no_conflict_combined_regno and set
13126 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13127 (combine_regs): Removed already_dead and code to look for
13128 REG_NO_CONFLICT notes.
13129 * lower_subreg (remove_retval_note): Removed code to look for
13130 REG_NO_CONFLICT block.
13131 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13132 (resolve_clobber): Remove code to process libcalls that have
13133 REG_NO_CONFLICT notes.
13134 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13136 * combine.c (can_combine_p, distribute_notes): Removed
13137 REG_NO_CONFLICT case.
13138 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13140 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13141 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13143 * reg-notes.def (NO_CONFLICT): Removed.
13145 2008-05-14 David S. Miller <davem@davemloft.net>
13147 * config/sparc/sparc.c (sparc_profile_hook): If
13148 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13149 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13150 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13152 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13154 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13156 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13159 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13160 and op1 expansion before vector concat to have less live pseudos.
13162 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13164 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13165 ix86_expand_vector_set if supported.
13167 2008-05-13 Diego Novillo <dnovillo@google.com>
13168 Kenneth Zadeck <zadeck@naturalbridge.com>
13170 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13172 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13173 phinodes_print_statistics, init_ssanames, fini_ssanames,
13174 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13175 release_ssa_name, release_defs, replace_ssa_name_symbol,
13176 ssanames_print_statistics): Move ...
13177 * tree-flow.h: ... here.
13178 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13179 Use FN instead of cfun.
13180 (make_ssa_name_fn): Rename from make_ssa_name.
13181 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13182 * tree-flow-inline.h (make_ssa_name): Move from
13183 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13184 * omp-low.c (expand_omp_parallel):
13185 * tree-flow-inline.h (redirect_edge_var_map_result):
13186 * tree-ssa.c (init_tree_ssa): Add argument FN.
13187 Use it instead of cfun. Update all users.
13189 2008-05-13 Tom Tromey <tromey@redhat.com>
13191 PR preprocessor/22168:
13192 * doc/cpp.texi (Top): Update menu.
13193 (Alternatives to Wrapper #ifndef): New node.
13194 (Other Directives): Document deprecation.
13195 (Obsolete Features): Remove menu.
13196 (Assertions): Merge node into Obsolete Features.
13197 (Obsolete once-only headers): Move earlier; rename to Alternatives
13198 to Wrapper #ifndef.
13199 * doc/cppopts.texi: Update.
13200 * c.opt (Wdeprecated): Enable for C and ObjC.
13201 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13202 (C++ Dialect Options): Move -Wno-deprecated from here to...
13203 (Warning Options): ... here.
13205 2008-05-13 Richard Guenther <rguenther@suse.de>
13207 PR middle-end/36227
13208 * fold-const.c (fold_sign_changed_comparison): Do not allow
13209 changes in pointer-ness.
13211 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13214 * config/sh/sh.c (sh_expand_prologue): Don't clear
13215 RTX_FRAME_RELATED_P for push insns.
13217 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13219 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13221 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13223 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13224 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13225 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13227 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13229 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13230 (*vec_concatv4sf_sse): This.
13231 (*sse2_concatv2si): Renamed to ...
13232 (*vec_concatv2si_sse2): This.
13233 (*sse1_concatv2si): Renamed to ...
13234 (*vec_concatv2si_sse): This.
13235 (*vec_concatv2di_rex): Renamed to ...
13236 (*vec_concatv2di_rex64): This.
13237 (*vec_concatv2si_sse4_1): New.
13238 (*vec_concatv2di_rex64_sse4_1): Likewise.
13240 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13242 PR rtl-optimization/36111
13243 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13244 that was created for swappable operands.
13246 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13249 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13250 * configure.ac: Add call to ACX_PROG_GNAT.
13252 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13254 * optc-gen.awk: Fix comment typo.
13256 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13258 * pretty-print.c (pp_integer_with_precision): Use
13259 HOST_LONG_LONG_FORMAT.
13261 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13263 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13265 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13267 * config/i386/i386.c (bdesc_ptest): Removed.
13268 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13269 (bdesc_args): Add __builtin_ia32_ptestz128,
13270 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13271 (ix86_init_mmx_sse_builtins): Updated.
13272 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13273 (ix86_expand_builtin): Updated.
13275 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13277 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13278 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13280 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13282 * value-prof.c (interesting_stringop_to_profile): Do not
13283 return early for BUILT_IN_MEMPCPY.
13285 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13287 * calls.c (expand_call): Don't use callgraph to increase
13288 preferred_stack_boundary.
13290 * cgraph.h (cgraph_rtl_info): Use unsigned on
13291 preferred_incoming_stack_boundary.
13293 * final.c (rest_of_clean_state): Use unsigned on
13294 preferred_stack_boundary.
13296 2008-05-09 Tom Tromey <tromey@redhat.com>
13298 PR preprocessor/22231:
13299 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13302 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13304 PR tree-optimization/36129
13305 * tree-ssa-ccp.c: Include value-prof.h.
13306 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13307 built-in function was folded to a constant.
13308 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13310 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13311 Sebastian Pop <sebastian.pop@amd.com>
13313 * tree-scalar-evolution.c: Document instantiate_scev.
13314 (instantiate_parameters_1): Renamed instantiate_scev_1.
13315 Don't use the same loop for instantiation_loop and evolution_loop.
13316 (instantiate_scev): New.
13317 (instantiate_parameters): Moved...
13318 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13319 same loop twice. Maintains the semantics for this function.
13320 * tree-scalar-evolution.h (instantiate_scev): Declare.
13321 (instantiate_parameters): ...here. Now static inline.
13322 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13323 instead of resolve_mixers.
13325 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13327 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13329 2008-05-09 Tomas Bily <tbily@suse.cz>
13331 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13332 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13333 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13334 * c-common.c (c_common_truthvalue_conversion): Likewise.
13335 * tree-object-size.c (compute_object_offset): Likewise.
13336 * tree-inline.c (estimate_num_insns_1): Likewise.
13337 * varasm.c (const_hash_1, compare_constant, copy_constant)
13338 (compute_reloc_for_constant, output_addressed_constants)
13339 (initializer_constant_valid_p): Likewise.
13340 * c-omp.c (check_omp_for_incr_expr): Likewise.
13341 * gimplify.c (gimplify_expr): Likewise.
13342 * c-typeck.c (c_finish_return): Likewise.
13343 * tree-vectorizer.c (supportable_widening_operation)
13344 (supportable_narrowing_operation): Likewise.
13345 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13346 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13347 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13348 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13349 (descr_info_loc): Likewise.
13350 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13351 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13352 (fold_unary): Likewise.
13353 * builtins.c (get_pointer_alignment): Likewise.
13354 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13355 (instantiate_parameters_1): Likewise.
13356 * tree.c (expr_align, stabilize_reference): Likewise.
13357 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13358 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13359 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13360 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13361 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13362 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13364 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13365 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13366 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13367 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13368 (forward_propagate_comparison)
13369 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13370 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13371 * emit-rtl.c (component_ref_for_mem_expr)
13372 (set_mem_attributes_minus_bitpos): Likewise.
13373 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13374 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13376 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13377 (build_function_call, pointer_diff, build_compound_expr)
13378 (c_finish_return): Likewise.
13379 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13380 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13382 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13383 * expr.c (is_aligning_offset): Likewise.
13384 * tree-ssa-alias.c (is_escape_site): Likewise.
13385 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13386 (check_all_va_list_escapes): Likewise.
13387 * tree-ssa-loop-ivopts.c (determine_base_object)
13388 (determine_common_wider_type): Likewise.
13389 * dojump.c (do_jump): Likewise.
13390 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13391 * tree-gimple.c (is_gimple_cast): Likewise.
13392 * fold-const.c (decode_field_reference, )
13393 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13394 (fold_binary): Likewise.
13395 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13396 (already_warned_in_frontend_p): Likewise.
13397 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13398 * tree.c (really_constant_p, get_unwidened): Likewise.
13399 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13400 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13401 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13403 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13405 (CONVERT_EXPR_P): Define.
13406 (CASE_CONVERT): Define.
13408 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13410 PR middle-end/36117
13411 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13412 (delete_unmarked_insns): When deleting a call, call
13413 delete_unreachable_blocks.
13414 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13415 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13417 2008-05-08 Richard Guenther <rguenther@suse.de>
13419 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13420 (-ftree-salias): Likewise.
13421 (salias-max-implicit-fields): Remove param documentation.
13422 (salias-max-array-elements): Likewise.
13423 * tree-pass.h (pass_create_structure_vars): Remove.
13424 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13425 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13426 * tree-ssa-alias.c (create_structure_vars): Remove.
13427 (gate_structure_vars): Likewise.
13428 (pass_create_structure_vars): Likewise.
13429 (gate_build_alias): Likewise.
13430 (pass_build_alias): Adjust to run always and dump the function.
13431 * common.opt (ftree-salias): Hide.
13432 * passes.c (init_optimization_passes): Remove
13433 pass_create_structure_vars, adjust comment.
13434 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13435 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13436 * opts.c (decode_options): Do not set flag_tree_salias.
13437 (common_handle_option): Add OPT_ftree_salias to the backward
13438 compatibility section.
13440 2008-05-08 Richard Guenther <rguenther@suse.de>
13442 * tree-flow-inline.h (var_can_have_subvars): Move ...
13443 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13444 * tree-flow.h (var_can_have_subvars): Remove.
13445 (push_fields_onto_fieldstack): Remove.
13446 (sort_fieldstack): Likewise.
13447 (struct fieldoff): Move ...
13448 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13449 alias_set and base_for_components fields.
13450 (sort_fieldstack): Make static.
13451 (push_fields_onto_fieldstack): Likewise. Remove code that
13452 handles anything but RECORD_TYPEs. Remove alias_set and
13453 base_for_components handling.
13454 (create_variable_info_for): Adjust.
13456 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13458 * common.opt (Wframe-larger-than=): Shorten the help message
13460 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13462 2008-05-08 Rafael Espíndola <espindola@google.com>
13464 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13466 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13467 trap and that both operands are gimple values.
13468 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13469 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13472 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13474 * read-rtl.c (join_c_conditions): Return the first string if the
13475 two strings are equal.
13477 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13479 * gensupport.h (pred_data): Add a "num_codes" field.
13480 (add_predicate_code): Declare.
13481 * gensupport.c (add_predicate_code): New function.
13482 (std_pred_table): Add an "allows_const_p" field.
13483 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13484 Remove the (incomplete) list of such codes from the codes field.
13485 (init_predicate_table): Use add_predicate_code. Add all
13486 RTX_CONST_OBJs if allows_const_p is true.
13487 * genrecog.c (process_define_predicate): Use add_predicate_code.
13489 2008-05-08 David Daney <ddaney@avtrex.com>
13490 Richard Sandiford <rsandifo@nildram.co.uk>
13492 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13493 special case of constant zero operands.
13494 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13495 old and new values. Special case constant zero values.
13496 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13498 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13499 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13501 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13504 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13505 similar RTX_CONST_OBJ before CONST_INT.
13507 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13509 * stmt.c (expand_stack_restore): Change sa mode if needed.
13511 2008-05-08 Richard Guenther <rguenther@suse.de>
13513 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13514 return type to bool.
13515 (ix86_sol10_return_in_memory): Likewise.
13516 (ix86_i386elf_return_in_memory): Likewise.
13517 (ix86_i386interix_return_in_memory): Likewise.
13518 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13519 (ix86_sol10_return_in_memory): Likewise.
13520 (ix86_i386elf_return_in_memory): Likewise.
13521 (ix86_i386interix_return_in_memory): Likewise.
13523 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13526 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13528 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13529 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13532 2008-05-08 Richard Guenther <rguenther@suse.de>
13534 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13535 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13536 (DR_SUBVARS): Remove.
13537 * tree-dfa.c (dump_subvars_for): Remove.
13538 (debug_subvars_for): Likewise.
13539 (dump_variable): Do not dump subvars.
13540 (remove_referenced_var): Do not remove subvars.
13541 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13542 (lookup_subvars_for_var): Remove.
13543 (get_subvars_for_var): Likewise.
13544 (get_subvars_at): Likewise.
13545 (get_first_overlapping_subvar): Likewise.
13546 (overlap_subvar): Likewise.
13547 * tree-flow.h (subvar_t): Remove.
13548 (struct var_ann_d): Remove subvars field.
13549 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13550 argument. Remove special handling of SFTs.
13551 (compute_tag_properties): Likewise.
13552 (set_initial_properties): Likewise.
13553 (compute_call_clobbered): Likewise.
13554 (count_mem_refs): Likewise.
13555 (compute_memory_partitions): Likewise.
13556 (compute_flow_insensitive_aliasing): Likewise.
13557 (setup_pointers_and_addressables): Likewise.
13558 (new_type_alias): Likewise.
13559 (struct used_part): Remove.
13560 (used_portions): Likewise.
13561 (struct used_part_map): Likewise.
13562 (used_part_map_eq): Likewise.
13563 (used_part_map_hash): Likewise.
13564 (free_used_part_map): Likewise.
13565 (up_lookup): Likewise.
13566 (up_insert): Likewise.
13567 (get_or_create_used_part_for): Likewise.
13568 (create_sft): Likewise.
13569 (create_overlap_variables_for): Likewise.
13570 (find_used_portions): Likewise.
13571 (create_structure_vars): Likewise.
13572 * tree.def (STRUCT_FIELD_TAG): Remove.
13573 * tree.h (MTAG_P): Adjust.
13574 (struct tree_memory_tag): Remove base_for_components and
13575 unpartitionable flags.
13576 (struct tree_struct_field_tag): Remove.
13577 (SFT_PARENT_VAR): Likewise.
13578 (SFT_OFFSET): Likewise.
13579 (SFT_SIZE): Likewise.
13580 (SFT_NONADDRESSABLE_P): Likewise.
13581 (SFT_ALIAS_SET): Likewise.
13582 (SFT_UNPARTITIONABLE_P): Likewise.
13583 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13584 (union tree_node): Remove sft field.
13585 * alias.c (get_alias_set): Remove special handling of SFTs.
13586 * print-tree.c (print_node): Remove handling of SFTs.
13587 * tree-dump.c (dequeue_and_dump): Likewise.
13588 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13589 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13590 * tree-predcom.c (set_alias_info): Do not set subvars.
13591 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13592 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13593 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13594 (add_vars_for_offset): Remove.
13595 (add_virtual_operand): Remove special handling of SFTs.
13596 (add_call_clobber_ops): Likewise.
13597 (add_call_read_ops): Likewise.
13598 (get_asm_expr_operands): Likewise.
13599 (get_modify_stmt_operands): Likewise.
13600 (get_expr_operands): Likewise.
13601 (add_to_addressable_set): Likewise.
13602 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13603 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13604 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13605 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13606 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13607 (tree_node_structure): Likewise.
13608 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13610 (find_what_p_points_to): Likewise.
13612 2008-05-08 Sa Liu <saliu@de.ibm.com>
13614 * config/spu/spu.md: Fixed subti3 pattern.
13616 2008-05-08 Richard Guenther <rguenther@suse.de>
13618 PR middle-end/36154
13619 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13620 sure to create a representative for trailing arrays for PTA.
13622 2008-05-08 Richard Guenther <rguenther@suse.de>
13624 PR middle-end/36172
13625 * fold-const.c (operand_equal_p): Two objects which types
13626 differ in pointerness are not equal.
13628 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13630 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13631 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13632 (emit_library_call_value_1): Add new variable fndecl initialized by
13633 NULL_TREE. It should be the decl type of orgfun, but this information
13634 seems not to be available here, so it uses the default calling abi.
13635 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13636 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13637 by TARGET_RETURN_IN_MEMORY.
13638 * config/i386/i386-interix.h: Likewise.
13639 * config/i386/i386.h: Likewise.
13640 * config/i386/i386elf.h: Likewise.
13641 * config/i386/ptx4-i.h: Likewise.
13642 * config/i386/sol2-10.h: Likewise.
13643 * config/i386/sysv4.h: Likewise.
13644 * config/i386/vx-common.h: Likewise.
13645 * config/cris/cris.h: Removed #if 0 clause.
13646 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13647 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13649 (ix86_sol10_return_in_memory): Likewise.
13650 (ix86_i386elf_return_in_memory): New.
13651 (ix86_i386interix_return_in_memory): New.
13652 * config/mt/mt-protos.h (mt_return_in_memory): New.
13653 * config/mt/mt.c: Likewise.
13654 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13655 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13656 * config/bfin/bfin.h: Likewise.
13657 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13659 * config/bfin/bfin.c: Likewise.
13660 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13661 * config/alpha/unicosmk.h: Likewise.
13662 * config/i386/cygming.h: Likewise.
13663 * config/iq2000/iq2000.h: Likewise.
13664 * config/mips/mips.h: Likewise.
13665 * config/mn10300/mn10300.h: Likewise.
13666 * config/rs6000/rs6000.h: Likewise.
13667 * config/score/score.h: Likewise.
13668 * config/spu/spu.h: Likewise.
13669 * config/v850/v850.h: Likewise.
13670 * defaults.h: Likewise.
13671 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13672 * expr.c (emit_block_move): Adjust use of
13673 OUTGOING_REG_PARM_STACK_SPACE.
13674 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13675 OUTGOING_REG_PARM_STACK_SPACE.
13676 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13678 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13680 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13681 on OMP_RETURN for OMP_FOR.
13684 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13685 (fortran_common): New function.
13686 (gen_variable_die): Call fortran_common instead of common_check,
13687 adjust for it returning tree instead of rtx. Formatting.
13689 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13693 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13694 * c-decl.c (merge_decls): Ditto.
13695 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13696 to RTL_CONST_OR_PURE_CALL_P.
13697 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13698 Initialized DECL_LOOPING_CONST_PURE.
13699 (process_call_operands): Set tree_side_effects properly.
13700 * tree.h (TREE_READONLY_DECL_P): Removed.
13701 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13702 (DECL_LOOPING_OR_CONST_P): New macro.
13703 (struct tree_function_decl): Added looping_const_or_pure_p.
13704 (ECF_*) Renumbered.
13705 (ECF_LOOPING_OR_CONST_P): New macro.
13706 * rtlanal.c (pure_const_p): Removed.
13707 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13708 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13709 to RTL_CONST_CALL_P.
13710 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13711 (check_decl, check_tree, check_call, scan_function): Initialize
13713 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13714 (static_execute): Set looping true for recursive functions.
13715 Undo setting state to IPA_NEITHER for recursive functions.
13716 * cse.c (cse_insn):
13717 * ifcvt.c (noce_can_store_speculate_p): Changed
13718 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13719 RTL_CONST_OR_PURE_CALL_P.
13720 * dse.c (scan_insn): Ditto.
13721 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13722 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13723 RTL_CONST_OR_PURE_CALL_P.
13724 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13725 pure_call_p to RTL_CONST_CALL_P.
13726 * gimplify.c (gimplify_call_expr): Clear side effects for
13727 non-looping pure and constant calls.
13728 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13729 (flags_from_decl_or_type): Set ecf flags from decl flags.
13730 (initialize_argument_information): Turn off
13731 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13732 Change const to pure if callee_copies is true rather than just
13734 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13735 way of marking pure calls.
13736 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13737 Remove hack that was supposed to fix pr7335 and remove old
13738 way of marking pure calls.
13739 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13740 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13741 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13742 RTL_CONST_OR_PURE_CALL_P.
13743 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13744 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13745 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13746 * sched-deps.c (schedule_analyze): Ditto.
13747 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13748 return_val field of calls to represent pure and const function info.
13749 (CONST_OR_PURE_CALL_P): Deleted macro.
13750 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13751 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13752 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13754 * tree-optimize.c (execute_fixup_cfg): Added test for
13755 ECF_LOOPING_CONST_OR_PURE.
13756 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13758 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13759 effects for looping pure or const calls.
13760 (verify_gimple_expr): Added verification code.
13761 * config/alpha/alpha.c (alpha_legitimize_address,
13762 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13764 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13765 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13766 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13767 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13768 RTL_CONST_OR_PURE_CALL_P.
13769 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13770 and const calls to be deleted.
13772 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13775 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13776 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13777 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13778 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13779 to handle nonimmediate operands.
13780 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13781 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13782 to handle nonimmediate operands.
13783 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13784 (mmx_pmulhrwv4hi3): New expander. Use
13785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13786 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13787 (sse2_umulv1siv1di3): New expander. Use
13788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13789 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13790 (mmx_eq<mode>3): New expander. Use
13791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13792 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13793 (mmx_uavgv8qi3): New expander. Use
13794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13795 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13796 (mmx_uavgv4hi3): New expander. Use
13797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13799 * config/i386/sse.md
13800 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13801 to handle nonimmediate operands.
13802 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13803 to handle nonimmediate operands.
13804 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13805 to handle nonimmediate operands.
13806 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13807 to handle nonimmediate operands.
13808 (sse2_unpckhpd_exp): New expander. Use
13809 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13810 (sse2_unpcklpd_exp): New expander. Use
13811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13812 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13813 to handle nonimmediate operands.
13814 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13815 to handle nonimmediate operands.
13816 (*sse2_<plusminus_insn><mode>3): Rename from
13817 sse2_<plusminus_insn><mode>3 insn pattern.
13818 (sse2_<plusminus_insn><mode>3): New expander. Use
13819 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13820 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13821 (sse2_umulv2siv2di3): New expander. Use
13822 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13823 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13824 (sse4_1_mulv2siv2di3): New expander. Use
13825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13826 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13827 (sse2_pmaddwd): New expander. Use
13828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13829 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13830 (sse2_eq<mode>3): New expander. Use
13831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13832 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13833 (sse4_1_eqv2di3): New expander. Use
13834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13835 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13836 (sse2_uavgv16qi3): New expander. Use
13837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13838 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13839 (sse2_uavgv16qi3): New expander. Use
13840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13841 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13842 (sse2_uavgv8hi3): New expander. Use
13843 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13844 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13845 (ssse3_pmulhrswv8hi3): New expander. Use
13846 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13847 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13848 (ssse3_pmulhrswv4hi3): New expander. Use
13849 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13851 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13852 (<sse>_vmmul<mode>3): Ditto.
13853 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13855 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13856 (ssse3_pmaddubsw): Ditto.
13858 * config/i386/i386.c (struct_builtin_description)
13859 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13860 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13861 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13862 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13863 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13864 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13865 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13866 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13867 (ix86_fixup_binary_operands): Assert that src1
13868 and src2 must have the same mode when swapped.
13869 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13870 and ix86_binary_operator_ok. Do not force operands in registers
13873 2008-05-07 Jan Hubicka <jh@suse.cz>
13875 * cgraph.c (dump_cgraph_node): Update.
13876 * cgraph.h (cgraph_local_info): Break out inline summary.
13877 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13879 * ipa-inline (inline_summary): New accestor function.
13880 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13881 cgraph_decide_inlining, compute_inline_parameters): Update.
13882 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13884 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13886 Cleanup ColdFire scheduling support and add V4 pipeline model.
13888 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13889 (define_attr cpu): Add cfv4 value.
13890 (define_attr type, define_attr type1): Merge into a single 'type'
13891 attribute. Update all uses.
13892 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13893 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13895 (define_attr opx_mem, define_attr opy_mem): Remove.
13896 (define_attr op_mem): Clean up, update comment.
13897 (define_attr size): Use specific values instead of general int.
13898 (define_attr guess, define_attr split): Remove. Update all uses.
13899 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13900 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13901 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13902 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13903 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13904 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13905 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13906 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13907 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13908 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13909 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13910 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13911 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13912 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13913 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13914 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13915 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13916 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13917 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13918 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13919 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13920 Update or set attributes.
13921 (stack_tie): New fake instruction.
13923 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13924 (m68k_sched_attr_size): Update declaration.
13925 (m68k_sched_attr_type2): Remove.
13926 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13927 Declare new bypass predicates.
13929 * config/m68k/m68k.c (m68k_sched_issue_rate,
13930 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13932 (TARGET_SCHED_ISSUE_RATE,
13933 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13934 (override_options): Handle scheduling for ColdFire V4 core.
13935 (m68k_expand_prologue): Emit stack_tie.
13936 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13937 'OP_TYPE_FPN'. Update all uses.
13938 (sched_guess_p): Remove.
13939 (sched_address_type): Handle symbolic addresses.
13940 (sched_get_operand): New static function.
13941 (sched_operand_type): Merge into sched_attr_op_type.
13942 (sched_attr_op_type): Handle FP registers, handle quick constants,
13944 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13945 (m68k_sched_attr_size): Update. Move logic to ...
13946 (sched_get_attr_size_int): New static function.
13947 (sched_get_opxy_mem_type): New static function.
13948 (m68k_sched_attr_op_mem): Update.
13949 (m68k_sched_attr_type2): Remove.
13950 (sched_cfv4_bypass_data): New static variable.
13951 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13952 (m68k_sched_issue_rate): Implement scheduler hook.
13953 (struct _sched_ib: enabled_p): New field.
13954 (m68k_sched_variable_issue): Update. Handle V4.
13955 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13956 sched_dump_class_func_t, sched_dump_split_class,
13957 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13958 sched_dump_dfa_class, m68k_sched_dump): Remove.
13959 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13961 (m68k_sched_init_global): Remove statisctics dumping, introduce
13962 sanity check that all instructions have pipeline reservations. Handle
13964 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13965 Handle ColdFire V4 core.
13966 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13967 New static functions.
13968 (m68k_sched_address_bypass_p): New bypass predicate.
13969 (sched_get_indexed_address_scale): New static function.
13970 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13972 * cf.md: Update comments.
13973 (define_attr type2): Remove. Use 'type' attribute instead.
13975 (cf_ib): Rename to cfv123_ib. Update all uses.
13976 (cf_oep): Rename to cfv123_oep. Update all uses.
13977 (cf_chr): Rename to cfv123_chr. Update all uses.
13978 (cf_mem): Rename to cfv123_mem. Update all uses.
13979 (cf_mac): Move to more appropriate place.
13980 (cfv123_guess): New automaton and cpu_unit.
13981 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13982 Update uses of 'size' attribute. Handle before reload scheduling.
13983 (cfv123_guess): New dummy reservation for unhandled instructions.
13984 (cfv4_*): Pipeline description of ColdFire V4 core.
13985 (ignore): New reservation to handle 'ignore' type.
13987 2008-05-07 Ian Lance Taylor <iant@google.com>
13989 PR middle-end/36013
13990 * gimplify.c (find_single_pointer_decl_1): Don't look through
13992 (find_single_pointer_decl): Adjust comments.
13994 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13996 PR middle-end/36137
13997 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13998 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14000 PR middle-end/36106
14001 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14002 integral type rather than floating point, then VIEW_CONVERT_EXPR
14003 to the floating point type.
14005 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14007 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14008 TFmode op0 to register.
14010 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14012 * c-decl.c (grokdeclarator): Comment typo.
14014 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14016 * tree-flow.h: Remove prototype for computed_goto_p.
14017 * tree-cfg.c (computed_goto_p): Make static.
14019 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14022 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14023 (contains_aligned_value_p): This. Handle _Decimal128.
14024 (ix86_function_arg_boundary): Only align _Decimal128 to its
14025 natural boundary and handle it properly.
14027 2008-05-06 Martin Jambor <mjambor@suse.cz>
14029 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14030 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14031 (ipcp_method_set_orig_node): Removed.
14032 (ipcp_cval_get_cvalue_type): Removed.
14033 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14034 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14035 (ipcp_cval_set_cvalue_type): Removed.
14036 (ipcp_cval_get_cvalue): Removed.
14037 (ipcp_cval_set_cvalue): Removed.
14038 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14039 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14040 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14041 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14042 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14043 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14044 (ipcp_get_ith_lattice): Changed parameters.
14045 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14046 (ipcp_lattice_from_jfunc): Changed parameters.
14047 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14048 (ipcp_method_cval_print): Added temporary variable info.
14049 (ipcp_redirect): Removed already unused local variable caller.
14050 (ipcp_redirect): New temporary variable orig_callee_info
14051 (ipcp_redirect): Removed newly unused local variable callee.
14052 (ipcp_redirect): Removed (a bit confusing) local variable type.
14053 (ipcp_insert_stage): Added local variable info.
14054 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14056 (ipcp_formal_create): Removed.
14057 (ipcp_method_cval_set): Removed.
14058 (ipcp_propagate_stage): Renamed lattice variables.
14059 (ipcp_method_cval_set_cvalue_type): Removed.
14060 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14061 (ipcp_print_all_lattices): Changed printed strings to refer to
14062 lattices rather than cvals.
14063 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14064 (ipcp_propagate_const): Changed formal parameters.
14065 (build_const_val): Changed formal parameters.
14066 (ipcp_insert_stage): Removed useless variable cvalue
14067 (build_const_val): Changed formal parameters.
14068 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14069 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14070 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14071 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14072 (ipcp_print_func_profile_counts): Changed string from "method" to
14074 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14075 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14076 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14077 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14078 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14079 (ipcp_lat_is_const): Changed parameters and made inline.
14080 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14081 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14082 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14083 the predicate condition directly
14084 (ipcp_propagate_stage): Added local variable args. Removed local
14085 variable callee. (Both are mere code simplifications.)
14086 (ipcp_method_dont_insert_const): Renamed to
14087 ipcp_node_not_modifiable_p.
14088 (ipcp_node_not_modifiable_p): Made inline.
14089 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14090 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14091 (ipcp_print_all_lattices): Removed variable cvalue
14092 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14095 2008-05-06 Olivier Hainque <hainque@adacore.com>
14097 * tree-sra.c (try_instantiate_multiple_fields): Early return
14098 if field has POINTER_TYPE.
14100 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14102 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14103 by using 'q' specifier for instruction.
14104 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14106 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14108 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14109 Change mode of zero_extract from QImode to HImode.
14110 (sign bit tests peepholes): (Ditto.).
14112 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/mmx.md: Remove double backslashes from asm templates.
14115 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14116 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14117 to handle nonimmediate operands.
14118 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14119 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14120 to handle nonimmediate operands.
14121 (*mmx_<code>v2sf3_finite): New insn pattern.
14122 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14123 (mmx_<code>v2sf3): New expander. Use
14124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14125 (mmx_<plusminus_insn><mode>3): New expander. Use
14126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14127 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14128 (mmx_add<mode>3): Removed.
14129 (mmx_ssadd<mode>3): Ditto.
14130 (mmx_usadd<mode>3): Ditto.
14131 (mmx_sub<mode>3): Ditto.
14132 (mmx_sssub<mode>3): Ditto.
14133 (mmx_ussub<mode>3): Ditto.
14134 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14135 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14136 to handle nonimmediate operands.
14137 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14139 (mmx_smulv4hi3_highpart): New expander. Use
14140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14141 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14143 (mmx_umulv4hi3_highpart): New expander. Use
14144 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14145 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14146 (mmx_<code>v4hi3): New expander. Use
14147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14148 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14149 (mmx_<code>v8qi3): New expander. Use
14150 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14151 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14152 (mmx_<code><mode>3): New expander. Use
14153 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14155 2008-05-05 Jan Hubicka <jh@suse.cz>
14157 PR tree-optimization/36118
14158 * passes.c (pass_init_dump_file): Fix dump header.
14160 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14162 PR middle-end/36141
14163 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14164 VCE for function decls.
14166 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14168 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14170 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14172 * config/i386/i386.md (sat_plusminus): New.
14173 (plusminus_insn): Likewise.
14174 (plusminus_mnemonic): Likewise.
14176 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14177 (*<addsub><mode>3_cc_overflow): Renamed to ...
14178 (*<plusminus_insn><mode>3_cc_overflow): This.
14179 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14180 (*<plusminus_insn>si3_zext_cc_overflow): This.
14182 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14183 (<plusminus_insn><mode>3): This.
14184 (*<addsub><mode>3): Renamed to ...
14185 (*<plusminus_insn><mode>3): This.
14186 (<sse>_vm<addsub><mode>3): Renamed to ...
14187 (<sse>_vm<plusminus_insn><mode>3): This.
14188 (sse3_h<addsub>v4sf3): Renamed to ...
14189 (sse3_h<plusminus_insn>v4sf3): This.
14190 (sse3_h<addsub>v2df3): Renamed to ...
14191 (sse3_h<plusminus_insn>v2df3): This.
14192 (<plusminus_insn><mode>3): New.
14193 (*<plusminus_insn><mode>3): Likewise.
14194 (sse2_<plusminus_insn><mode>3): Likewise.
14195 (add<mode>): Removed.
14196 (*add<mode>3): Likewise.
14197 (sse2_ssadd<mode>3): Likewise.
14198 (sse2_usadd<mode>3): Likewise.
14199 (sub<mode>3): Likewise.
14200 (*sub<mode>3): Likewise.
14201 (sse2_sssub<mode>3): Likewise.
14202 (sse2_ussub<mode>3): Likewise.
14204 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14206 * gthr-single.h: Add in required interface elements as per gthr.h.
14207 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14208 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14209 Generalize UNUSED macro.
14210 (__gthread_once): Add.
14211 (__gthread_key_create): Add.
14212 (__gthread_key_delete): Add.
14213 (__gthread_getspecific): Add.
14214 (__gthread_setspecific): Add.
14216 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14218 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14219 the same size types for the indirect reference on the rhs, then
14222 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14224 * config/i386/i386.md
14225 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14226 one insn template instead of template series.
14227 (*xordi_1_rex64): Ditto.
14228 (*xordi_2_rex64): Ditto.
14230 2008-05-05 Ira Rosen <irar@il.ibm.com>
14232 PR tree-optimization/36119
14233 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14236 2008-06-04 Jan Hubicka <jh@suse.cz>
14238 tree-optimization/36100
14239 * tree-pass.h (pass_O0_always_inline): Declare.
14240 * ipa-inline.c (inline_transform): Remove dead code.
14241 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14242 pass_O0_always_inline): New.
14243 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14245 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14247 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14248 mnemonic in this_param move for TARGET_64BIT.
14250 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14252 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14253 (*strmovsi_rex_1): Ditto.
14254 (*strsetsi_1): Ditto.
14255 (*strsetsi_rex_1): Ditto.
14257 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14258 adddicc expanders using SWI mode iterator.
14260 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14263 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14266 2008-05-04 David S. Miller <davem@davemloft.net>
14268 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14269 (sparc*-*-linux*): Use linux.h in tm_file.
14270 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14271 compiler defaulting to 32-bit.
14272 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14274 * config/sparc/linux.h: Remove definitions now obtained
14275 properly from linux.h
14276 * config/sparc/linux64.h: Likewise.
14277 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14278 don't want this setting for 32-bit builds in a biarch compiler.
14279 * doc/install.texi: Add sparc-linux to list of targets
14280 supporting --enable-targets=all.
14282 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14284 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14286 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14288 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14289 after V4SI_FTYPE_V8HI.
14290 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14291 case V4SI_FTYPE_V2DF.
14293 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14295 * doc/invoke.texi (max-flow-memory-locations): Removed.
14296 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14298 2008-05-03 Richard Guenther <rguenther@suse.de>
14300 PR middle-end/34973
14301 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14303 2008-05-02 David S. Miller <davem@davemloft.net>
14305 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14307 2008-05-02 Simon Baldwin <simonb@google.com>
14310 * c-common.h (warn_array_subscript_range): Removed.
14311 * c-common.c (warn_array_subscript_range): Ditto.
14312 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14313 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14315 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14317 * config/i386/i386.c (ix86_special_builtin_type): New.
14318 (bdesc_special_args): Likewise.
14319 (ix86_expand_special_args_builtin): Likewise.
14320 (ix86_init_mmx_sse_builtins): Updated.
14321 (ix86_expand_builtin): Updated.
14322 (ix86_expand_store_builtin): Removed.
14323 (ix86_expand_unop_builtin): Likewise.
14325 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14326 * config/i386/mmintrin.h (__v2sf): Here.
14328 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14330 (_mm_loadl_pi): Likewise.
14331 (_mm_storeh_pi): Replace __v2si with __v2sf.
14332 (_mm_storel_pi): Likewise.
14334 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14335 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14336 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14337 __builtin_ia32_loadlpd.
14339 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14341 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14342 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14343 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14344 (ix86_init_mmx_sse_builtins): Updated.
14345 (ix86_expand_args_builtin): Likewise.
14346 (ix86_expand_builtin): Likewise.
14347 (ix86_expand_unop1_builtin): Renamed to ...
14348 (ix86_expand_unop_vec_merge_builtin): This.
14350 2008-05-01 Jan Hubicka <jh@suse.cz>
14353 * ipa-inline.c (inline_generate_summary): Make static.
14354 (inline_transform): Do not call inlining at -O0; make static.
14355 * passes.c (execute_todo): Add sanity check.
14356 (execute_one_ipa_transform_pass): Execute proper flags.
14358 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14360 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14361 (DECL_NONADDRESSABLE_P): Likewise.
14362 * alias.c (record_component_aliases): Fix comment.
14364 2008-05-01 Simon Baldwin <simonb@google.com>
14366 * c-common.h (warn_array_subscript_range): New function.
14367 * c-common.c (warn_array_subscript_range): Ditto.
14368 * tree-vrp.c (check_array_ref): Corrected code to agree with
14369 comment, ignoring only arrays of size 0 or size 1.
14370 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14372 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14374 * config/i386/i386.c (ix86_builtin_type): Replace
14375 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14376 (bdesc_args): Updated.
14377 (ix86_init_mmx_sse_builtins): Likewise.
14378 (ix86_expand_args_builtin): Likewise.
14380 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14383 * doc/extend.texi: Correct __builtin_ia32_palignr.
14385 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14388 * config/i386/i386.c (bdesc_crc32): Removed.
14389 (ix86_expand_crc32): Likewise.
14390 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14391 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14392 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14393 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14394 UINT_FTYPE_UINT_UCHAR.
14395 (bdesc_args): Updated. Add crc32 builtins.
14396 (ix86_init_mmx_sse_builtins): Updated.
14397 (ix86_expand_args_builtin): Updated to support subreg.
14399 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14401 2008-05-01 Jan Hubicka <jh@suse.cz>
14403 * tree-pass.h (opt_pass): Add IPA_PASS.
14404 (varpool_node, cgraph_node): Forward declare.
14405 (ipa_opt_pass): Define.
14406 (pass_ipa_inline): Turn into ipa_opt_pass.
14407 (pass_apply_inline): Remove.
14408 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14409 (apply_inline): Turn into ....
14410 (inline_transform): ... this one.
14411 (inline_generate_summary): New function.
14412 (pass_apply_inline): Remove.
14413 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14415 (struct function): Add ipa_transforms_to_apply.
14416 * passes.c (register_one_dump_file): Work on IPA_PASS.
14417 (init_optimization_passes): Remove pass_inline_parameters and
14419 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14420 (execute_one_pass) ... here; apply transforms when possible.
14421 (add_ipa_transform_pass, execute_ipa_summary_asses,
14422 execute_one_ipa_transform_pass): New.
14423 (execute_ipa_pass_list): Update for IPA_PASS type.
14425 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14427 * config/i386/i386.c (ix86_builtin_type): Add
14428 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14429 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14430 (bdesc_args): Add SSE4a builtins.
14431 (ix86_init_mmx_sse_builtins): Updated.
14432 (ix86_expand_args_builtin): Likewise.
14433 (ix86_expand_builtin): Likewise.
14435 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14437 * config/i386/i386.c (ix86_builtin_type): Add
14438 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14439 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14440 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14441 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14442 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14443 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14444 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14445 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14446 and DI_FTYPE_DI_DI_INT.
14447 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14448 (ix86_init_mmx_sse_builtins): Updated.
14449 (ix86_expand_args_builtin): Likewise.
14450 (ix86_expand_builtin): Likewise.
14451 (ix86_expand_binop_imm_builtin): Removed.
14453 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14455 2008-04-30 Richard Guenther <rguenther@suse.de>
14457 PR tree-optimization/32921
14458 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14460 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14462 * config/arm/arm.c (arm_unwind_emit): Use
14463 crtl->all_throwers_are_sibcalls instead of
14464 cfun->all_throwers_are_sibcalls.
14465 (arm_output_fn_unwind): Likewise.
14466 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14467 instead of cfun->uses_pic_offset_table.
14468 (frv_expand_prologue): Likewise.
14469 (frv_frame_pointer_required): Likewise.
14470 (frv_expand_fdpic_call): Likewise.
14471 (frv_emit_movsi): Likewise.
14472 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14473 cfun->returns_pcc_struct instead of
14474 current_function_returns_pcc_struct.
14475 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14476 instead of cfun->calls_eh_return.
14477 (m32c_pushm_popm): Likewise.
14478 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14479 "extern" declaration.
14481 2008-04-30 Richard Guenther <rguenther@suse.de>
14483 PR tree-optimization/21636
14484 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14486 (evaluate_stmt): Print the likely value.
14487 (ccp_visit_stmt): Avoid excessive vertical spacing.
14489 2008-04-30 Rafael Espíndola <espindola@google.com>
14491 * builtins.c (fold_call_expr): Return realret.
14492 * tree-ssa-threadedge.c
14493 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14494 __builtin_object_size.
14496 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14498 * gcc.c (wrapper_string): New variable.
14499 (insert_wrapper): New function.
14500 (execute): New option -wrapper.
14501 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14503 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14505 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14506 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14507 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14509 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14510 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14511 config/rs6000/e500crtres64gprctr.asm,
14512 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14513 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14514 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14515 config/rs6000/e500crtsav64gprctr.asm,
14516 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14517 config/rs6000/e500crtsavg64gprctr.asm: New files.
14518 * config/rs6000/t-ppccomm: Add build rules for new files.
14519 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14520 * config/rs6000/t-netbsd: Add build rules for new files.
14521 (LIB2FUNCS_STATIC_EXTRA): New variable.
14522 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14523 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14524 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14526 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14528 * config/i386/i386.c (ix86_builtin_type): Add
14529 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14530 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14531 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14532 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14533 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14534 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14535 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14536 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14537 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14538 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14539 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14540 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14541 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14542 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14543 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14544 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14545 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14546 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14547 V1DI_FTYPE_V2SI_V2SI.
14548 (bdesc_2arg): Moved to ...
14549 (bdesc_args): Here.
14550 (ix86_init_mmx_sse_builtins): Updated.
14551 (ix86_expand_args_builtin): Updated. Take a pointer
14552 to const struct builtin_description. Handle comparison
14554 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14555 (ix86_expand_builtin): Updated.
14557 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14558 (ssse3_pmaddubsw128): This.
14559 (ssse3_pmaddubswv4hi3): Renamed to ...
14560 (ssse3_pmaddubsw): This.
14562 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14563 (__builtin_ia32_packssdw128): Likewise.
14564 (__builtin_ia32_packuswb128): Likewise.
14565 (__builtin_ia32_pmaddubsw): Likewise.
14566 (__builtin_ia32_pmaddubsw128): Likewise.
14568 2008-04-30 Richard Guenther <rguenther@suse.de>
14570 PR tree-optimization/14847
14571 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14572 (recognize_bits_test): Use it.
14573 (recognize_single_bit_test): Likewise.
14575 2008-04-30 Martin Jambor <mjambor@suse.cz>
14577 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14578 instead of setting number of formal parameters to zero.
14579 (ipcp_init_stage): Do not set the number of actual parameters to zero
14581 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14582 which are called with variable number of arguments.
14583 (ipcp_insert_stage): Explicitely skipping all nodes which are
14584 called with variable number of arguments.
14585 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14586 number of parameters.
14588 * ipa-prop.h (struct ipa_node_params): Added flag
14589 called_with_var_arguments
14590 (ipa_set_param_count): Added. Changed sole setter to use it.
14591 (ipa_get_param_count): Added. All readers of param_count
14592 converted to use it instead.
14593 (ipa_set_called_with_variable_arg): Added.
14594 (ipa_is_called_with_var_arguments): Added.
14595 (ipa_get_ith_param): Added. All readers of param_decls converted
14597 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14599 (ipa_get_cs_argument_count): Added, all readers of argument_count
14601 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14604 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14605 (struct ipcp_lattice): Renamed cval_type to type
14606 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14608 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14609 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14610 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14611 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14612 (build_const_val): Changed the type of parameter cvalue to tree
14613 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14614 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14616 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14619 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14620 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14621 (ipa_add_method): Renamed to ipa_push_func_to_list
14622 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14623 (ipa_callsite_param_count): Removed.
14624 (ipa_callsite_param_count_set): Removed.
14625 (ipa_callsite_param): Removed.
14626 (ipa_callsite_callee): Removed.
14627 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14628 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14629 (ipa_method_formal_count): Removed.
14630 (ipa_method_formal_count_set): Removed.
14631 (ipa_method_get_tree): Removed.
14632 (ipa_method_tree_map_create): Removed.
14633 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14634 (ipa_create_param_decls_array): Creates the array itself
14635 (ipa_create_param_decls_array): Temporary variable info instead of
14636 a few dereferences.
14637 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14638 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14639 (get_type): Removed.
14640 (ipa_jf_get_info_type): Removed.
14641 (ipa_node_create): Renamed to ipa_create_node_params
14642 (ipa_free): Renamed to ipa_free_all_node_params
14643 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14644 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14645 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14646 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14647 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14648 ipa_free_all_edge_args
14649 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14650 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14651 (ipa_create_methodlist_node): Removed.
14652 (ipa_methodlist_method): Removed.
14653 (ipa_methodlist_method_set): Removed.
14654 (ipa_methodlist_next_method): Removed.
14655 (ipa_methodlist_next_method_set): Removed.
14656 (ipa_method_is_modified): Removed.
14657 (ipa_method_modify_create): Removed.
14658 (ipa_method_modify_init): Temporary variable info instead of a few
14660 (ipa_detect_param_modifications): Temporary variable info instead of
14661 a few dereferences.
14662 (ipa_compute_jump_functions): Temporary variable info instead of
14663 a few dereferences.
14664 (ipa_method_modify_set): Removed.
14665 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14666 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14667 than craph_node as the first parameter.
14668 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14669 (ipa_method_modify_init): Removed.
14670 (ipa_compute_jump_functions): Added a temp variable instead of
14671 repeatadly dereferencing the cgraph_edge.aux pointer
14672 (ipa_callsite_param_set_type): Removed.
14673 (ipa_compute_jump_functions): i renamed to index and moved to
14675 (ipa_callsite_param_set_info_type_formal): Removed.
14676 (ipa_callsite_param_set_info_type): Removed.
14677 (ipa_callsite_param_map_create): Removed.
14678 (ipa_callsite_tree): Removed.
14679 (ipa_callsite_caller): Removed.
14680 (ipa_pop_func_from_list): return_method removed to return_func
14682 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14683 prefixed all values with IPA_. Changed all users.
14684 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14685 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14686 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14687 (union parameter_info): Renamed to jump_func_value.
14688 (union jump_func_value): Renamed value to constant
14689 (struct ipa_jump_func): Renamed info_type to value
14690 (struct ipa_node): Renamed to ipa_node_params
14691 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14692 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14693 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14694 (struct ipa_edge): Renamed to ipa_edge_args
14695 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14696 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14697 (struct ipa_methodlist): Renamed to ipa_func_list
14698 (struct ipa_func_list): method_p renamed to node, next_method
14700 (ipa_methodlist_p): Removed, switched all users to struct pointer
14701 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14703 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14705 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14706 (rs6000_emit_epilogue): Use backchain to restore only when we
14707 have a large frame. Make use of frame pointer to restore if we
14708 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14710 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14712 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14713 Add mode to zero_extract.
14714 (sign bit tests peepholes): (Ditto.).
14716 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14718 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14719 Instructions in comments with SSE3.
14720 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14721 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14722 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14723 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14724 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14725 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14726 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14727 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14728 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14729 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14730 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14731 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14732 (bdesc_sse_args): Renamed to ...
14733 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14734 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14735 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14736 IX86_BUILTIN_FABSQ.
14737 (bdesc_1arg): Moved to ...
14738 (bdesc_args): Here.
14739 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14740 Instructions in comments with SSE3.
14741 (ix86_expand_sse_operands_builtin): Renamed to ...
14742 (ix86_expand_args_builtin): This. Updated.
14743 (ix86_expand_unop1_builtin): Update comments.
14744 (ix86_expand_builtin): Updated.
14746 2008-04-29 Richard Guenther <rguenther@suse.de>
14748 PR tree-optimization/36078
14749 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14750 Update virtual SSA form after cleaning up the CFG.
14752 2008-04-29 Richard Guenther <rguenther@suse.de>
14754 PR middle-end/15255
14755 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14757 2008-04-29 Richard Guenther <rguenther@suse.de>
14759 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14760 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14761 (compute_flow_insensitive_aliasing): Do not treat
14762 PTR_IS_REF_ALL pointers special.
14763 (get_smt_for): Likewise.
14764 (may_alias_p): Re-structure.
14765 (is_escape_site): A ref-all pointer conversion is not an escape site.
14766 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14767 PTR_IS_REF_ALL pointers special.
14768 * tree-ssa-structalias.h (struct alias_info): Remove
14769 ref_all_symbol_mem_tag field.
14770 (PTR_IS_REF_ALL): Remove.
14772 2008-04-29 Richard Guenther <rguenther@suse.de>
14774 PR middle-end/36077
14775 * fold-const.c (extract_muldiv_1): In combining division constants
14776 make sure to never overflow.
14778 2008-04-29 Nick Clifton <nickc@redhat.com>
14780 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14782 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14785 * optc-gen.awk: Work around HP-UX/IA awk bug.
14787 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14789 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14792 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14795 * config/i386/i386.md
14796 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14797 Change operand 1 predicate to nonimmediate_operand.
14799 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14802 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14804 * gengtype.c (walk_type, write_func_for_structure): Handle
14806 * doc/gty.texi: Document chain_circular.
14808 2008-04-28 Richard Guenther <rguenther@suse.de>
14810 PR tree-optimization/36066
14811 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14814 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14817 * config/i386/i386.md
14818 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14819 Use match_scratch instead of match_operand for operands 3 and 4.
14821 2008-04-27 Richard Guenther <rguenther@suse.de>
14823 PR tree-optimization/18754
14824 PR tree-optimization/34223
14825 * tree-pass.h (pass_complete_unrolli): Declare.
14826 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14827 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14828 Rewrite loop into loop closed SSA form if it is not already.
14829 (tree_unroll_loops_completely): Re-structure to iterate over
14830 innermost loops with intermediate CFG cleanups.
14831 Unroll outermost loops only if requested or the code does not grow
14833 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14834 loops are available.
14835 (tree_vectorize): Instead do so here.
14836 (tree_complete_unroll): Also unroll outermost loops.
14837 (tree_complete_unroll_inner): New function.
14838 (gate_tree_complete_unroll_inner): Likewise.
14839 (pass_complete_unrolli): New pass.
14840 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14841 uses outside of the loop.
14842 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14843 form if it is available.
14844 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14845 * passes.c (init_optimization_passes): Schedule complete inner
14846 loop unrolling pass before the first CCP pass after final inlining.
14848 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14850 * targhooks.h (default_emutls_var_fields,
14851 default_emutls_var_init): Declare.
14852 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14853 * target.h (struct gcc_target): Add struct emutls member.
14854 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14855 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14856 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14857 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14858 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14859 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14860 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14861 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14862 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14863 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14864 emit debug information.
14865 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14866 * varasm.c: Include targhooks.h.
14867 (emutls_object_section, emutls_tmpl_section): New.
14868 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14869 (EMUTLS_SEPARATOR): New.
14870 (prefix_name): New.
14871 (get_emutls_object_name): New.
14872 (default_emutls_var_fields): New, broken out of ...
14873 (get_emutls_object_type): ... here. Adjust to use target hooks.
14874 (get_emutls_init_templ_addr): Adjust to use target hooks.
14875 (emutls_decl): Adjust to use target hooks.
14876 (emutls_finish): Likewise.
14877 (default_emutls_var_init): New, broken out of ...
14878 (assemble_variable): ... here. Adjust to use target hooks.
14879 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14880 SECCAT_EMUTLS_TMPL.
14881 * c-common.c (handle_section_attribute): Prevent overriding
14882 sections for emulated tls with special sections.
14883 * config/i386/i386.c (x86_64_elf_select_section): Add
14884 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14885 (x86_64_elf_unique_section): Likewise.
14886 * config/vxworks.c: Include tree.h.
14887 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14888 (vxworks_override_options): Set TLS scheme.
14889 * doc/tm.texi (Emulated TLS): New node.
14891 2008-04-26 Simon Baldwin <simonb@google.com>
14894 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14895 with propagated string constants.
14897 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14899 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14900 constraint for operand 2 when operand 0 is memory operand.
14901 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14902 operand 0 is memory operand.
14903 (fix_trunc<mode>_i387_with_temp): Ditto.
14904 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14905 operand 2 when operand 1 is memory operand.
14906 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14907 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14908 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14909 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14910 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14911 operands 2,3 and 4 when operand 1 is memory operand.
14912 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14914 (fistdi2_floor_with_temp): Ditto.
14915 (fist<mode>2_floor_with_temp): Ditto.
14916 (fistdi2_ceil_with_temp): Ditto.
14917 (fist<mode>2_ceil_with_temp): Ditto.
14918 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14920 2008-04-26 David Daney <ddaney@avtrex.com>
14922 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14924 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14925 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14926 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14927 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14928 (compare_and_swap_12): New insn.
14929 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14930 * config/mips/mips.c (mips_force_binary): New function.
14931 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14932 (mips_expand_compare_and_swap_12): New function.
14933 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14935 2008-04-25 Jan Hubicka <jh@suse.cz>
14938 * cfgexpand.c (pass_expand): Turn into RTL pass.
14939 * passes.c (execute_one_pass): Do pass typechecking after execution.
14940 * tree-pass.h (pass_expand): Turn into RTL pass.
14942 * function.h (struct rtl_data): Move here fields
14943 accesses_prior_frames, calls_eh_return, saves_all_registers,
14944 has_nonlocal_goto, has_asm_statement, is_thunk,
14945 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14946 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14947 arg_pointer_save_area_init from struct function; turn into bool.
14948 (struct function): Move
14949 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14950 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14951 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14952 tail_call_emit, arg_pointer_save_area_init
14953 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14954 (current_function_returns_struct, current_function_returns_pcc_struct,
14955 current_function_calls_setjmp, current_function_calls_alloca,
14956 current_function_accesses_prior_frames,
14957 current_function_calls_eh_return, current_function_is_thunk,
14958 current_function_stdarg, current_function_profile,
14959 current_function_limit_stack, current_function_uses_pic_offset_table,
14960 current_function_uses_const_pool, current_function_has_nonlocal_label,
14961 current_function_saves_all_registers,
14962 current_function_has_nonlocal_goto,
14963 current_function_has_asm_statement): Remove accesor macros.
14964 * ra-conflict.c (global_conflicts): Update.
14965 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14966 (suitable_for_tail_call_opt_p): Update.
14967 * builtins.c (expand_builtin_return_addr): Update.
14968 (expand_builtin_setjmp_setup): Update.
14969 (expand_builtin_nonlocal_goto): Update.
14970 * final.c (final_start_function): Update.
14971 (profile_function): Update.
14972 (leaf_function_p): Update.
14973 (only_leaf_regs_used): Update.
14974 * df-scan.c (df_get_exit_block_use_set): Update.
14975 * dojump.c (clear_pending_stack_adjust): Update.
14976 * tree-stdarg.c (gate_optimize_stdarg): Update.
14977 * gimple-low.c (lower_function_body): Update.
14978 * global.c (compute_regsets): Update.
14979 (global_alloc): Update.
14980 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14981 * expr.c (expand_assignment): Update.
14982 * dse.c (dse_step0): Update.
14983 (dse_step1): Update.
14984 * c-decl.c (store_parm_decls): Update.
14985 * local-alloc.c (combine_regs): Update.
14986 (find_free_reg): Update.
14987 * function.c (assign_parms_augmented_arg_list): Update.
14988 (assign_parm_find_data_types): Update.
14989 (assign_parms): Update.
14990 (allocate_struct_function): Update.
14991 (expand_function_start): Update.
14992 (expand_function_end): Update.
14993 (get_arg_pointer_save_area): Update.
14994 (thread_prologue_and_epilogue_insns): Update.
14995 (rest_of_match_asm_constraints): Update.
14996 * stor-layout.c (variable_size): Update.
14997 * gcse.c (gcse_main): Update.
14998 (bypass_jumps): Update.
14999 * gimplify.c (gimplify_function_tree): Update.
15000 * calls.c (emit_call_1): Update.
15001 (expand_call): Update.
15002 * bt-load.c (compute_defs_uses_and_gen): Update.
15003 * except.c (sjlj_assign_call_site_values): Update.
15004 (sjlj_emit_function_enter): Update.
15005 (can_throw_external): Update.
15006 (set_nothrow_function_flags): Update.
15007 (expand_builtin_unwind_init): Update.
15008 (expand_eh_return): Update.
15009 (convert_to_eh_region_ranges): Update.
15010 (output_function_exception_table): Update.
15011 * emit-rtl.c (gen_tmp_stack_mem): Update.
15012 * cfgexpand.c (expand_used_vars): Update.
15013 (tree_expand_cfg): Update.
15014 * cfgcleanup.c (rest_of_handle_jump): Update.
15015 * explow.c (allocate_dynamic_stack_space): Update.
15016 * varasm.c (assemble_start_function): Update.
15017 (force_const_mem): Update.
15018 (mark_constant_pool): Update.
15019 * tree-optimize.c (tree_rest_of_compilation): Update.
15020 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15021 * tree-cfg.c (notice_special_calls): Update.
15022 (is_ctrl_altering_stmt): Update.
15023 (tree_can_make_abnormal_goto): Update.
15024 (tree_purge_dead_abnormal_call_edges): Update.
15025 * config/alpha/predicates.md: Update.
15026 * config/alpha/alpha.c (alpha_sa_mask): Update.
15027 (alpha_sa_size): Update.
15028 (alpha_does_function_need_gp): Update.
15029 (alpha_expand_prologue): Update.
15030 (alpha_start_function): Update.
15031 (alpha_output_function_end_prologue): Update.
15032 (alpha_expand_epilogue): Update.
15033 * config/frv/frv.c (frv_stack_info): Update.
15034 (frv_expand_epilogue): Update.
15035 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15036 (s390_register_info): Update.
15037 (s390_frame_info): Update.
15038 (s390_init_frame_layout): Update.
15039 (s390_can_eliminate): Update.
15040 (save_gprs): Update.
15041 * config/spu/spu.c (spu_split_immediate): Update.
15042 (need_to_save_reg): Update.
15043 (spu_expand_prologue): Update.
15044 (spu_expand_epilogue): Update.
15045 * config/sparc/sparc.md: Update.
15046 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15047 (sparc_tls_got): Update.
15048 (legitimize_pic_address): Update.
15049 (sparc_emit_call_insn): Update.
15050 (sparc_expand_prologue): Update.
15051 (output_return): Update.
15052 (print_operand): Update.
15053 (sparc_function_ok_for_sibcall): Update.
15054 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15055 * config/m32r/m32r.md: Update.
15056 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15057 (m32r_compute_frame_size): Update.
15058 (m32r_expand_prologue): Update.
15059 (m32r_expand_epilogue): Update.
15060 (m32r_legitimize_pic_address): Update.
15061 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15062 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15063 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15064 (gen_push): Update.
15065 (ix86_save_reg): Update.
15066 (ix86_compute_frame_layout): Update.
15067 (ix86_expand_prologue): Update.
15068 (ix86_expand_epilogue): Update.
15069 * config/sh/sh.c (output_stack_adjust): Update.
15070 (calc_live_regs): Update.
15071 (sh5_schedule_saves): Update.
15072 (sh_expand_prologue): Update.
15073 (sh_expand_epilogue): Update.
15074 (sh_setup_incoming_varargs): Update.
15075 (sh_allocate_initial_value): Update.
15076 (sh_get_pr_initial_val): Update.
15077 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15078 * config/sh/sh.md (label:): Update.
15079 * config/avr/avr.c (out_movhi_mr_r): Update.
15080 * config/crx/crx.h (enum): Update.
15081 * config/xtensa/xtensa.h (along): Update.
15082 * config/stormy16/stormy16.c Update.
15083 (xstormy16_compute_stack_layout): Update.
15084 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15085 (fr30_expand_prologue): Update.
15086 * config/cris/cris.c (cris_conditional_register_usage): Update.
15087 (cris_reg_saved_in_regsave_area): Update.
15088 (cris_initial_frame_pointer_offset): Update.
15089 (cris_simple_epilogue): Update.
15090 (cris_expand_prologue): Update.
15091 (cris_expand_epilogue): Update.
15092 (cris_expand_pic_call_address): Update.
15093 (cris_asm_output_symbol_ref): Update.
15094 (cris_asm_output_label_ref): Update.
15095 * config/cris/cris.md Update.
15096 * config/iq2000/iq2000.c (compute_frame_size): Update.
15097 (iq2000_expand_epilogue): Update.
15098 * config/mt/mt.h (save_direction): Update.
15099 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15100 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15101 (ia64_secondary_reload_class): Update.
15102 * config/m68k/m68k.c (m68k_save_reg): Update.
15103 (m68k_expand_prologue): Update.
15104 (m68k_expand_epilogue): Update.
15105 (legitimize_pic_address): Update.
15106 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15107 (first_reg_to_save): Update.
15108 (first_altivec_reg_to_save): Update.
15109 (compute_vrsave_mask): Update.
15110 (compute_save_world_info): Update.
15111 (rs6000_stack_info): Update.
15112 (spe_func_has_64bit_regs_p): Update.
15113 (rs6000_ra_ever_killed): Update.
15114 (rs6000_emit_eh_reg_restore): Update.
15115 (rs6000_emit_allocate_stack): Update.
15116 (rs6000_emit_prologue): Update.
15117 (rs6000_emit_epilogue): Update.
15118 (rs6000_output_function_epilogue): Update.
15119 (output_profile_hook): Update.
15120 (rs6000_elf_declare_function_name): Update.
15121 * config/rs6000/rs6000.h (rs6000_args): Update.
15122 * config/rs6000/rs6000.md: Update.
15123 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15124 * config/arc/arc.c (arc_output_function_epilogue): Update.
15125 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15126 * config/darwin.c (machopic_function_base_name): Update.
15127 * config/score/score3.c (score3_compute_frame_size): Update.
15130 (score3_epilogue): Update.
15131 * config/score/score7.c (score7_compute_frame_size): Update.
15132 (score7_prologue): Update.
15133 (score7_epilogue): Update.
15134 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15135 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15136 * config/arm/arm.c (use_return_insn): Update.
15137 (require_pic_register): Update.
15138 (arm_load_pic_register): Update.
15139 (arm_compute_save_reg0_reg12_mask): Update.
15140 (arm_compute_save_reg_mask): Update.
15141 (thumb1_compute_save_reg_mask): Update.
15142 (output_return_instruction): Update.
15143 (arm_output_function_prologue): Update.
15144 (arm_output_epilogue): Update.
15145 (arm_get_frame_offsets): Update.
15146 (arm_expand_prologue): Update.
15147 (thumb_pushpop): Update.
15148 (thumb_exit): Update.
15149 (thumb1_expand_prologue): Update.
15150 (thumb1_expand_epilogue): Update.
15151 (arm_unwind_emit): Update.
15152 (arm_output_fn_unwind): Update.
15153 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15154 * config/arm/arm.md: Update.
15155 * config/pa/pa.md: Update.
15156 * config/pa/pa.c (legitimize_pic_address): Update.
15157 (compute_frame_size): Update.
15158 (hppa_expand_prologue): Update.
15159 (hppa_expand_epilogue): Update.
15160 (borx_reg_operand): Update.
15161 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15162 (HARD_REGNO_RENAME_OK): Update.
15163 * config/mips/mips.c (mips_global_pointer): Update.
15164 (mips_save_reg_p): Update.
15165 (mips_compute_frame_info): Update.
15166 (mips_frame_pointer_required): Update.
15167 (mips_expand_prologue): Update.
15168 (mips_expand_epilogue): Update.
15169 (mips_can_use_return_insn): Update.
15170 (mips_reorg_process_insns): Update.
15171 * config/v850/v850.c (compute_register_save_size): Update.
15172 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15173 * config/mmix/mmix.c (along): Update.
15174 (mmix_expand_epilogue): Update.
15175 * config/bfin/bfin.c (legitimize_pic_address): Update.
15176 (must_save_p): Update.
15177 (stack_frame_needed_p): Update.
15178 (add_to_reg): Update.
15179 (bfin_expand_prologue): Update.
15180 * stmt.c (expand_asm_operands): Update.
15181 * reload1.c (reload): Update.
15182 (init_elim_table): Update.
15184 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15186 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15188 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15190 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15191 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15192 (mov<mode>): Removed.
15193 (*movv4sf_internal): Likewise.
15194 (*movv2df_internal): Likewise.
15196 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15198 * config.gcc (crx-*-elf): Remove deprecation.
15200 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15202 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15203 __gcc_deregister_frame with atexit.
15204 (deregister_frame_dtor): Remove.
15206 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15207 Nathan Sidwell <nathan@codesourcery.com>
15209 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15211 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15212 (rs6000_isel): Likewise.
15213 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15214 (rs6000_isel): New variable.
15215 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15217 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15220 * c-common.c (handle_vector_size_attribute): Call
15221 lang_hooks.types.reconstruct_complex_type instead of
15222 reconstruct_complex_type.
15223 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15224 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15225 * langhooks.h (struct lang_hooks_for_types): Add
15226 reconstruct_complex_type hook.
15227 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15228 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15230 2008-04-24 Richard Guenther <rguenther@suse.de>
15232 * c-common.h (check_builtin_function_arguments): Declare.
15233 * c-common.c (validate_nargs): New function.
15234 (check_builtin_function_arguments): Likewise.
15235 * c-typeck.c (build_function_call): Call
15236 check_builtin_function_arguments.
15237 * builtins.c (fold_builtin_classify): Remove error reporting code.
15238 (fold_builtin_unordered_cmp): Likewise.
15239 (fold_builtin_1): Likewise.
15240 (fold_builtin_n): Likewise.
15242 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15244 PR tree-optimization/36008
15245 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15246 the original op1, rather than delta by step.
15248 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15249 Sebastian Pop <sebastian.pop@amd.com>
15251 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15252 eliminate_local_variables_stmt, eliminate_local_variables,
15253 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15254 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15255 of code delimited by two edges in the CFG.
15256 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15257 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15258 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15259 the case of parallelisation of reductions.
15260 (expr_invariant_in_region_p): New.
15262 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15263 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15265 2008-04-24 Ira Rosen <irar@il.ibm.com>
15266 Richard Guenther <rguenther@suse.de>
15268 PR tree-optimization/36034
15269 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15270 incapable of dealing with loads with gaps.
15272 2008-04-24 Rafael Espíndola <espindola@google.com>
15274 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15275 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15276 vrp_evaluate_conditional.
15277 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15278 (vrp_evaluate_conditional): Split the cond argument.
15279 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15280 (simplify_stmt_for_jump_threading): Update call to
15281 vrp_evaluate_conditional.
15283 2008-04-24 Ira Rosen <irar@il.ibm.com>
15285 PR tree-optimization/35982
15286 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15287 interleaved data-refs are of the same type.
15289 2008-04-24 Danny Smith <dannysmith@users.net>
15291 * c-format.c (check_format_info_main): Use strncmp rather than a
15292 magic prefix to handle multichar length specs.
15293 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15294 Don't prefix "I64" and "I32" with '\0'.
15296 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15299 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15300 in registers for -m32 only if stdarg_p (fntype).
15302 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15304 PR rtl-optimization/36006
15305 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15306 temp to op0 in order to avoid invalid rtx sharing.
15308 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15310 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15311 check TREE_INVARIANT.
15312 * tree-gimple.c (is_gimple_address): New.
15313 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15314 * tree-gimple.h (is_gimple_address): New.
15315 * tree.h (decl_address_invariant_p): New.
15316 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15317 (build_string): Likewise.
15318 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15319 (tree_invariant_p_1): Likewise.
15320 (save_expr): Use it.
15321 (tree_invariant_p): New.
15322 (skip_simple_arithmetic): Use it.
15323 (stabilize_reference_1): Use it.
15324 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15326 (build1_stat): Drop code to compute TREE_INVARIANT.
15327 (build2_stat): Drop code to compute TREE_INVARIANT.
15328 (build3_stat): Drop code to compute TREE_INVARIANT.
15329 (build4_stat): Drop code to compute TREE_INVARIANT.
15330 (build5_stat): Drop code to compute TREE_INVARIANT.
15331 (build7_stat): Drop code to compute TREE_INVARIANT.
15332 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15333 * tree.h (struct tree_base): Remove invariant_flag.
15334 (TREE_INVARIANT): Remove.
15335 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15336 (fold_builtin_expect): Check TREE_CONSTANT.
15337 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15338 * c-tree.h (c_expr_to_decl): Drop third parameter.
15339 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15340 (build_c_cast): Don't set TREE_INVARIANT.
15341 (pop_init_level): Don't set TREE_INVARIANT.
15342 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15343 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15345 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15346 (gimplify_addr_expr): Adjust comment.
15347 * tree-mudflap.c (mf_build_string):
15348 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15349 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15350 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15351 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15352 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15353 * langhooks.h (struct lang_hooks): Drop third parameter from
15356 2008-04-23 Richard Guenther <rguenther@suse.de>
15358 PR tree-optimization/27799
15359 PR tree-optimization/32921
15360 PR tree-optimization/32624
15361 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15362 SMTs aliases and the tag itself into the solution.
15363 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15364 merge the points-to solution back into the SMT aliases.
15365 (may_alias_p): Use alias_set_subset_of instead of
15366 aliases_conflict_p. A pointer which points to
15367 memory with alias set zero may access any variable.
15369 2008-04-23 Richard Guenther <rguenther@suse.de>
15371 * alias.c (alias_set_subset_of): Correctly handle asking
15372 if zero is a subset of an alias set with zero child.
15373 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15374 (compute_flow_insensitive_aliasing): Correctly walk all
15375 pointers. Do not unnecessarily union sets.
15377 2008-04-23 Richard Guenther <rguenther@suse.de>
15379 PR middle-end/36021
15380 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15382 2008-04-22 Tomas Bily <tbily@suse.cz>
15384 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15386 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15388 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15389 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15390 * tree-inline.c (estimate_num_insns_1): Likewise.
15391 * varasm.c (const_hash_1, compare_constant, copy_constant)
15392 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15393 * emit-rtl.c (component_ref_for_mem_expr)
15394 (set_mem_attributes_minus_bitpos): Likewise.
15395 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15396 (is_aligning_offset): Likewise.
15397 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15398 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15399 * dojump.c (do_jump): Likewise.
15400 * builtins.c (get_pointer_alignment, get_memory_rtx)
15401 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15402 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15404 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15406 PR rtl-optimization/36017
15407 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15408 expanding the library call.
15410 2008-04-22 Ian Lance Taylor <iant@google.com>
15412 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15413 than size_in_bytes.
15415 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15417 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15418 of LR/CTR moves for Power6.
15420 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15422 PR middle-end/36003
15423 * passes.c (init_optimization_passes): Remove
15424 pass_fast_rtl_byte_dce.
15426 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15429 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15430 builtin functions to generate faster code.
15431 (_mm_cvtpu16_ps): Ditto.
15432 (_mm_cvtpi32x2_ps): Ditto.
15434 2008-04-22 Nick Clifton <nickc@redhat.com>
15436 * common.opt (ftree-loop-distribution): Add Optimization
15439 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15440 (frv_expand_builtin_va_start): Likewise.
15442 * config/arm/arm.c (thumb_find_work_register): Fix location of
15443 argument register count.
15445 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15447 Support scheduling for ColdFire V1 and V3 microarchitecture.
15448 Improve scheduling of multiplication instructions.
15450 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15451 (mac): New instruction attribute.
15452 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15453 (m68k_sched_mac): New variable.
15454 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15455 Handle cfv1 and cfv3.
15456 (max_insn_size): New static variable.
15457 (struct _sched_ib): New type.
15458 (sched_ib): New static variable.
15459 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15460 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15461 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15463 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15464 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15465 new variables. Update.
15466 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15467 Add modeling of cfv3 instruction buffer. Update.
15468 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15469 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15470 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15471 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15472 a particular reservation applies to.
15473 (type2): Reorganize attribute values. Rename alu to alu_reg,
15474 alu_l to alu, move_l to omove. Join move to alu. Split mul
15475 to mul_l and mul_w.
15476 (cf_ib_*): Simplify description of instruction buffer.
15477 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15478 (cf_mem): Split into cf_mem1 and cf_mem2.
15479 (cf_v2_move_??): Rename to cfv12_alu_??.
15480 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15481 (cf_v2_mul_??): Remove reservations.
15482 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15483 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15484 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15486 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15487 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15488 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15489 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15490 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15491 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15492 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15493 expansions of the above reservations for instructions of sizes
15496 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15498 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15500 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15502 * coverage.c: Include tree-pass.h.
15503 (coverage_counter_alloc): Print da_file_name to the dump file.
15505 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15507 * sbitmap.c (sbitmap_range_empty_p): New function.
15508 * sbitmap.h (sbitmap_range_empty_p): New function.
15509 * bitmap.h: Now includes obstack.h.
15511 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15512 Kenneth Zadeck <zadeck@naturalbridge.com>
15514 * dbgcnt.def (ra_byte_scan): Added.
15515 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15516 when the last hit happens for a counter.
15517 * timevar.def (TV_DF_BYTE_LR): New variable.
15518 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15519 * passes.c (pass_fast_rtl_byte_dce): New pass.
15520 * fwprop.c (update_df): Added mode to call df_ref_create.
15521 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15522 DF_REF_EXTRACT_OFFSET.
15523 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15524 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15526 (df_ref_extract): Added mode field.
15527 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15528 DF_REF_EXTRACT_OFFSET.
15529 (DF_REF_EXTRACT_MODE): New macro.
15530 (df_byte_lr_bb_info): New structure.
15531 (df_print_byte_regset, df_compute_accessed_bytes,
15532 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15533 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15534 df_byte_lr_simulate_uses,
15535 df_byte_lr_simulate_artificial_refs_at_top,
15536 df_byte_lr_simulate_artificial_refs_at_end,
15537 df_compute_accessed_bytes): New function.
15538 (df_ref_create): Add parameter.
15539 (df_byte_lr_get_bb_info): New inline function.
15540 * df-scan.c (df_ref_record, df_uses_record,
15541 df_ref_create_structure): Added mode parameter.
15542 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15543 df_defs_record, df_uses_record, df_get_conditional_uses,
15544 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15545 df_entry_block_defs_collect, df_exit_block_uses_collect):
15546 Added mode parameter to calls to df_ref_record, df_uses_record,
15547 df_ref_create_structure.
15548 (df_ref_equal_p, df_ref_compare): Added test for modes.
15549 (df_ref_create_structure): Added code to set mode. Renamed
15550 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15551 DF_REF_EXTRACT_OFFSET.
15552 * df-core.c (df_print_byte_regset): New function.
15553 * df-byte-scan.c: New file.
15554 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15555 calls to BITMAP_FREE.
15556 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15557 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15558 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15559 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15560 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15561 df_byte_lr_local_compute, df_byte_lr_init,
15562 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15563 df_byte_lr_transfer_function, df_byte_lr_free,
15564 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15565 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15566 df_byte_lr_simulate_uses,
15567 df_byte_lr_simulate_artificial_refs_at_top,
15568 df_byte_lr_simulate_artificial_refs_at_end): New function.
15569 * dce.c (byte_dce_process_block): New function.
15570 (dce_process_block): au is now passed in rather than computed
15571 locally. Changed loops that look at artificial defs to not look
15572 for conditional or partial ones, because there never are any.
15573 (fast_dce): Now is able to drive byte_dce_process_block or
15574 dce_process_block depending on the kind of dce being done.
15575 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15576 (rest_of_handle_fast_byte_dce): New function.
15577 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15578 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15580 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15583 * gcc.h: Added fortran options that take arguments to
15584 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15587 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15589 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15590 scalarization if on the LHS and not a full access.
15592 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15594 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15596 2008-04-18 Rafael Espíndola <espindola@google.com>
15598 * tree-vrp.c (find_case_label_index): Fix the binary search.
15599 (find_case_label_range): New.
15600 (vrp_visit_switch_stmt): Use find_case_label_range.
15601 (simplify_switch_using_ranges): Use find_case_label_range.
15603 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15605 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15606 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15608 2008-04-18 Tom Tromey <tromey@redhat.com>
15611 * doc/cpp.texi (Implementation-defined behavior): Mention
15614 2008-04-18 Ian Lance Taylor <iant@google.com>
15616 * fold-const.c (pointer_may_wrap_p): New static function.
15617 (fold_comparison): Add another test for pointer overflow. Use
15618 pointer_may_wrap_p to disable some false positives.
15620 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15622 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15623 (fname_as_string): Match updated cpp_interpret_string prototype.
15624 (fix_string_type): Support char16_t* and char32_t*.
15625 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15626 derivative) nodes. Register as builtin if C++0x.
15627 (c_parse_error): Support CPP_CHAR{16,32}.
15628 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15629 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15630 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15631 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15632 CTI_CHAR32_ARRAY_TYPE>: New elements.
15633 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15634 char32_type_node, signed_char32_type_node, char16_array_type_node,
15635 char32_array_type_node): New defines.
15636 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15637 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15638 (lex_string): Support CPP_STRING{16,32}, match updated
15639 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15640 (lex_charconst): Support CPP_CHAR{16,32}.
15641 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15642 and CPP_STRING{16,32}.
15644 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15647 * aclocal.m4: Regenerate.
15648 * configure: Regenerate.
15650 2008-04-18 Jan Hubicka <jh@suse.cz>
15652 * except.c (dw2_size_of_call_site_table,
15653 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15655 * cgraphbuild.c (build_cgraph_edges): Update.
15656 * tree-pass.h: Update comment.
15657 * final.c (leaf_function_p): Update.
15658 (leaf_renumber_regs): Update.
15659 (rest_of_clean_state): Update.
15660 * omp-low.c (expand_omp_parallel): Update.
15661 * ipa-reference.c (analyze_function): Update.
15662 * reorg.c (find_end_label): Update.
15663 (optimize_skip): Update.
15664 (fill_simple_delay_slots): Update.
15665 (fill_simple_delay_slots): Update.
15666 (make_return_insns): Update.
15667 (dbr_schedule): Update.
15668 * gimple-low.c (record_vars_into): Update.
15669 * cfgbuild.c (make_edges): Update.
15670 * function.c (assign_stack_local): Update.
15671 (assign_parm_adjust_stack_rtl): Update.
15672 (locate_and_pad_parm): Update.
15673 (allocate_struct_function): Do not initialize stack_alignment_needed
15674 and preferred_stack_boundary here.
15675 (stack_protect_prologue): Update.
15676 (stack_protect_epilogue): Update.
15677 (expand_function_start): Initialize stack_alignment_needed,
15678 preferred_stack_boundary and max_jumptable_ents.
15679 (expand_function_end): Update.
15680 (free_after_compilation): Do not NULLify epilogue_delay_list.
15681 * function.h (struct rtl_data): Add stack_protect_guard,
15682 stack_alignment_needed,
15683 preferred_stack_boundary, epilogue_delay_list.
15684 (struct function): Remove value_histograms, stack_alignment_needed,
15685 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15687 unexpanded_var_list, stack_protect_guard.
15688 (current_function_epilogue_delay_list): Remove.
15689 * ipa-type-escape.c (analyze_function): Update.
15690 * gimplify.c (pop_gimplify_context): Update comment.
15691 * calls.c (expand_call): Update.
15692 (emit_library_call_value_1): Update.
15693 * except.c (set_nothrow_function_flags): Update.
15694 * cfgexpand.c (get_decl_align_unit): Update.
15695 (create_stack_guard): Update.
15696 (estimated_stack_frame_size): Update.
15697 (expand_used_vars): Update.
15698 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15699 * explow.c (allocate_dynamic_stack_space): Update.
15700 * tree-ssa-live.c (remove_unused_locals): Update.
15701 * varasm.c (mark_constant_pool): Update.
15702 * tree-inline.c (remap_decls): Update.
15703 (initialize_cfun): Update.
15704 (declare_return_variable): Update.
15705 (inline_forbidden_p): Update.
15706 (expand_call_inline): Update.
15707 (declare_inline_vars): Update.
15708 (tree_function_versioning): Update.
15709 * tree-flow.h (value_histograms): New.
15710 (VALUE_HISTOGRAMS): New macro.
15711 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15713 * tree-cfg.c (set_bb_for_stmt): Update.
15714 (replace_by_duplicate_decl): Update.
15715 (move_block_to_fn): Update.
15716 (new_label_mapper): Update.
15717 (dump_function_to_file): Update.
15718 * ipa-struct-reorg.c (build_data_structure): Update.
15719 * cfgrtl.c (print_rtl_with_bb): Update.
15720 * reload1.c (reload): Update.
15722 * config/i386/i386.c (setup_incoming_varargs_64,
15723 ix86_compute_frame_layout): Update.
15724 * config/arc/arc.c (arc_output_function_epilogue): Update.
15726 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15728 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15729 for FreeBSD as well.
15730 * gthr-posix95.h: Likewise.
15732 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15734 PR rtl-optimization/35838
15735 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15736 out the byte offset of the first subreg.
15738 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15740 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15741 to split_ti instead of three separate calls with single member arrays.
15742 (subti3 splitter): Ditto.
15743 (adddi3 splitter): Ditto with split_di.
15744 (subdi3 splitter): Ditto.
15745 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15746 two separate calls with single member arrays. Swap match_dup
15747 operands 1 and 2 to better fit into the array.
15748 (negdi2 splitter): Ditto with split_di.
15749 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15750 two separate calls with single member arrays. Swap match_dup operands
15751 6 and 7 to better fit into the array.
15753 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15755 * config/i386/i386.c (sse_builtin_type): New.
15756 (bdesc_sse_args): Likewise.
15757 (bdesc_sse_3arg): Removed.
15758 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15759 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15760 IX86_BUILTIN_ROUNDPS.
15761 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15762 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15763 IX86_BUILTIN_ROUNDPS.
15764 (ix86_expand_sse_4_operands_builtin): Removed.
15765 (ix86_expand_sse_operands_builtin): New.
15766 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15767 and CODE_FOR_sse4_1_roundps.
15768 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15769 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15771 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15774 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15775 regs before frame pop when needed. If use_backchain_to_restore_sp
15776 then load backchain into a temp reg to restore vr and vrsave. Add
15777 code to restore vr after frame pop if possible.
15779 2008-04-17 Richard Guenther <rguenther@suse.de>
15781 * tree-vn.c (expressions_equal_p): Do not check type
15782 equality or compatibility before calling operand_equal_p.
15783 * fold-const.c (operand_equal_p): Check equivalence of
15784 integer constants before bailing out due to signedness or
15785 precision differences.
15786 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15787 spurious differences in type qualification. Ignore types
15788 for COMPONENT_REFs at all.
15790 2008-04-17 Christian Bruel <christian.bruel@st.com>
15792 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15793 msw_skip comparison.
15795 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15798 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15801 PR tree-optimization/35899
15802 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15803 rather than TREE_OPERAND.
15805 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15808 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15809 temporary registers. Change operand predicate to general_operand.
15810 (remainderxf3): Ditto.
15812 2008-04-16 Richard Guenther <rguenther@suse.de>
15814 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15815 * tree-affine.c (aff_combination_expand): Look through some
15818 2008-04-15 Doug Kwan <dougkwan@google.com>
15820 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15822 * tree-pretty-print.c (dump_generic_node): Ditto.
15823 * final.c (output_addr_const): Ditto.
15824 * dwarf2out.c (output_cfi): Ditto.
15825 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15826 * print-rtl.c (print_rtx): Ditto.
15827 * print-tree.c (print_node_brief, print_node): Ditto.
15828 * c-common.c (match_case_to_enum_1): Ditto.
15829 * sched-vis.c (print_value): Ditto.
15830 * config/i386/i386.c (print_operand): Cast to long unsigned int
15833 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15834 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15835 MS Windows VirtualProtect function.
15837 2008-04-15 Jan Hubicka <jh@suse.cz>
15839 * gengtype.c (write_root): Param_is argument is OK.
15840 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15841 * function.h: Include varray.h
15842 (rtl_eh): New stucture based on except.c one.
15843 (call_site_record): New forward declaration and vector type.
15844 * calls.c (emit_call_1): Do not call
15845 note_current_region_may_contain_throw.
15846 * except.c (eh_status): Remove cur_region, try_region since they are
15848 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15849 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15850 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15851 Remove call_site_data_used, call_site_data_size.
15852 Turn call_site_record into vector in function.h.
15853 (note_current_region_may_contain_throw): Remove.
15854 (get_exception_pointer, get_exception_filter): Do not take struct
15855 function argument; update.
15856 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15857 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15858 build_post_landing_pads, dw2_build_landing_pads,
15859 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15860 sjlj_emit_function_enter, sjlj_emit_function_enter,
15861 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15862 sjlj_build_landing_pads, finish_eh_generation,
15863 remove_exception_handler_label, remove_eh_handler,
15864 maybe_remove_eh_handler, add_reachable_handler,
15865 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15866 add_action_record, collect_one_action_chain, add_call_site,
15867 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15868 sjlj_output_call_site_table, output_function_exception_table,
15869 * except.h (note_current_region_may_contain_throw): Remove
15870 (get_exception_pointer, get_exception_filter): Do not take struct
15872 * Makefile.in (GTFILES): Put varargs before struct function.
15874 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15876 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15877 punt for STRING_CST.
15878 (get_constraint_for): Deal with STRING_CST here instead.
15880 2008-04-15 Richard Guenther <rguenther@suse.de>
15882 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15883 statements in a basic-block with a backward walk. Do not
15884 substitute into dead statements but instead remove those.
15886 2008-04-15 Richard Guenther <rguenther@suse.de>
15888 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15889 to zero, thus disable creation of SFTs.
15891 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15893 * tree-predcom.c (suitable_reference_p): Return false if the
15894 reference can throw.
15896 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15899 * c-decl.c (finish_decl): If extern or static var has variable
15900 size, set TREE_TYPE (decl) to error_mark_node.
15902 2008-04-15 Rafael Espíndola <espindola@google.com>
15904 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15907 2008-04-15 Richard Guenther <rguenther@suse.de>
15909 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15910 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15911 (visit_reference_op_load): Do walk vuse-vdef chains on
15912 vn_reference_lookup.
15913 (visit_reference_op_store): But do not here.
15914 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15915 vn_reference_lookup.
15916 (vn_lookup_with_vuses): But do so here.
15918 2008-04-14 Ian Lance Taylor <iant@google.com>
15920 * fold-const.c (fold_overflow_warning): Remove assertion.
15922 2008-04-15 Ben Elliston <bje@au.ibm.com>
15924 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15925 temp1 local variables.
15927 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15930 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15931 ".text.unlikely" section as executable.
15933 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15935 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15936 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15937 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15938 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15939 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15940 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15941 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15943 2008-04-14 Ian Lance Taylor <iant@google.com>
15945 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15946 * fold-const.c (fold_comparison): If appropriate, test
15947 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15948 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15949 reassociating a pointer type.
15950 * doc/invoke.texi (Optimize Options): Document that
15951 -fstrict-overflow applies to pointer wraparound.
15953 2008-04-13 Jan Hubicka <jh@suse.cz>
15955 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15957 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15959 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15960 we are going to "save the world".
15962 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15964 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15965 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15966 operand 0 constraint, not "=".
15968 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15970 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15972 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15974 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15975 of size of positions_needed * CHAR_BIT.
15977 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15979 PR middle-end/35897
15980 * dse.c (store_info): Change positions_needed to unsigned
15982 (lowpart_bitmask): New.
15983 (record_store): Cast to unsigned HOST_WIDE_INT for
15984 positions_needed. Assert width <= size of positions_needed *
15985 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15986 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15987 lowpart_bitmask to set mask.
15989 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15991 * config/bfin/constraints.md: New file.
15992 * config/bfin/bfin.md: Include it.
15993 (adddi3): Use satisfies_constraint functions instead of the old macros.
15994 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15995 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15996 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15997 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15998 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15999 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16000 EXTRA_CONSTRAINT): Delete.
16001 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16002 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16004 * config/bfin/bfin.c: Include "tm-constrs.h".
16005 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16006 Use satisfies_constraint functions instead of the old macros.
16007 * doc/md.texi (Blackfin Constraints): Update file name reference.
16009 2008-04-11 Richard Guenther <rguenther@suse.de>
16011 PR tree-optimization/35869
16012 * tree-vrp.c (execute_vrp): Move switch statement update after
16013 jump threading. Schedule another cfg cleanup run.
16015 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16018 * attribs.c (decl_attributes): Return early on errorneous node.
16020 2008-04-10 Oleg Ryjkov <olegr@google.com>
16022 * tree.h (struct tree_base): Added a new flag default_def_flag.
16023 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16025 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16027 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16029 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16032 * pa.md: Define mode iterator P. Define mode attribute dwc.
16033 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16034 (icacheflush): Likewise.
16035 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16036 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16038 2008-04-11 Ben Elliston <bje@au.ibm.com>
16040 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16042 2008-04-10 Rafael Espíndola <espindola@google.com>
16044 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16045 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16046 (extract_range_from_expr): The same.
16048 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16050 * config/mips/mips.md (GPR2): New mode iterator.
16051 (seq): Add comment.
16052 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16053 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16054 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16055 Rewrite these to take two modes, the mode of comparison and the
16056 mode of the destination.
16057 * config/mips/mips.c (mips_expand_scc): Instead of having
16058 paradoxical subreg as destination, expand "narrowing" scc if mode
16059 of comparison is SI and target is requested in DI mode.
16060 (mips_emit_int_order_test): Update comment. Make mode of
16061 comparison match CMP0 rather than TARGET. When creating inverse
16062 target use mode of TARGET.
16064 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16066 * gcov-dump.c (tag_summary): Only print summaries for the first
16067 GCOV_COUNTERS_SUMMABLE counters.
16069 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16071 * config/i386/i386.md (absneg): New code iterator.
16072 (absnegprefix): New code attribute.
16073 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16074 patterns using absneg code iterator.
16075 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16076 using absneg code iterator.
16077 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16078 *neg<mode>2 patterns using absneg code iterator.
16079 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16080 *negextendsfdf2 patterns using absneg code iterator.
16081 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16082 *negextendsfxf2 patterns using absneg code iterator.
16083 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16084 *negextendsfdf2 patterns using absneg code iterator.
16085 * config/i386/sse.md (<code><mode>2): Macroize expander from
16086 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16088 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16090 * config/s390/s390.h: Remove the remains of the recent search
16091 & replace action of current_function_outgoing_args_size.
16093 2008-04-10 Ira Rosen <irar@il.ibm.com>
16095 PR tree-optimization/35821
16096 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16097 NEW_STMT_LIST is not NULL.
16099 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16102 * toplev.c (process_options): Remove -ffunction-sections debugging
16105 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16107 PR middle-end/PR28690
16108 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16109 than gen_rtx_fmt_ee to perform more canonicalizations.
16111 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16114 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16116 2008-04-09 Richard Guenther <rguenther@suse.de>
16118 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16119 (dump_function_to_file): Dump function arguments with types.
16121 2008-04-08 Richard Guenther <rguenther@suse.de>
16123 * fold-const.c (fold_widened_comparison): Do not allow
16124 sign-changes that change the result.
16126 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16129 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16130 kinds of indirect references.
16132 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16134 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16135 GNU Fortran language string.
16137 2008-04-08 Rafael Espíndola <espindola@google.com>
16139 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16140 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16141 * tree.h (tree_call_nonnegative_warnv_p): New.
16143 2008-04-08 Jan Hubicka <jh@suse.cz>
16145 * function.c (free_after_compilation): Clear out regno_reg_rtx
16148 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16151 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16153 PR middle-end/PR28690
16154 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16155 same precedence as REG_POINTER and MEM_POINTER operands.
16157 2008-04-08 Richard Guenther <rguenther@suse.de>
16159 PR middle-end/35834
16160 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16161 for adding index to base.
16163 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16165 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16166 (MINGW_ENABLE_EXECUTE_STACK): New.
16167 (IN_LIBGCC2): For libgcc include windows.h file for
16168 function declarations.
16170 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16172 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16173 and tem2 if tem1 is not a REG or MULT.
16175 2008-04-08 Jan Hubicka <jh@suse.cz>
16177 * function.h (incomming_args): Break out of struct function.
16178 (function_subsections): Break out of struct function.
16179 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16180 return_rtx and hard_reg_initial_vals from struct function.
16181 Kill inl_max_label_num.
16182 (current_function_pops_args, current_function_args_info,
16183 current_function_args_size, current_function_args_size,
16184 current_function_pretend_args_size,
16185 current_function_outgoing_args_size,
16186 current_function_internal_arg_pointer, current_function_return_rtx):
16187 Kill compatibility accestor macros.
16188 * builtins.c (expand_builtin_apply_args_1): Update.
16189 (expand_builtin_next_arg): Update.
16190 * df-scan.c (df_get_call_refs): Update.
16191 * dbxout.c (dbxout_function_end): Update.
16192 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16193 (output_line_info): Update.
16194 (secname_for_decl): Update.
16195 (dwarf2out_var_location): Update.
16196 * function.c (free_after_compilation): Update.
16197 (assign_parm_find_stack_rtl): Update.
16198 (assign_parms): Update.
16199 (expand_dummy_function_end): Update.
16200 (expand_function_end): Update.
16201 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16202 (expand_call): Update.
16203 (emit_library_call_value_1): Update.
16204 (store_one_arg): Update.
16205 * varasm.c (initialize_cold_section_name): Update.
16206 (unlikely_text_section): Update.
16207 (unlikely_text_section_p): Update.
16208 (assemble_start_function): Update.
16209 (assemble_end_function): Update.
16210 (default_section_type_flags): Update.
16211 (switch_to_section): Update.
16212 * integrate.c (set_decl_abstract_flags): Update.
16213 (get_hard_reg_initial_val): Update.
16214 (has_hard_reg_initial_val): Update.
16215 (allocate_initial_values): Update.
16216 * resource.c (init_resource_info): Update.
16217 * config/alpha/alpha.c (NUM_ARGS): Update.
16218 (direct_return): Update.
16219 (alpha_va_start): Update.
16220 (alpha_sa_size): Update.
16221 (alpha_initial_elimination_offset): Update.
16222 (alpha_expand_prologue): Update.
16223 (alpha_start_function): Update.
16224 (alpha_expand_epilogue): Update.
16225 (unicosmk_initial_elimination_offset):
16226 * config/alpha/alpha.md (call expander): Update.
16227 * config/s390/s390.c (s390_register_info): Update.
16228 (s390_register_info): Update.
16229 (s390_frame_info): Update.
16230 (s390_initial_elimination_offset): Update.
16231 (s390_build_builtin_va_list): Update.
16232 (s390_va_start): Update.
16233 * config/spu/spu.c (direct_return): Update.
16234 (spu_expand_prologue): Update.
16235 (spu_initial_elimination_offset): Update.
16236 (spu_build_builtin_va_list): Update.
16237 (spu_va_start): Update.
16238 * config/sparc/sparc.c (sparc_init_modes): Update.
16239 (sparc_compute_frame_size): Update.
16240 (function_value): Update.
16241 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16242 * config/i386/i386.md (return expander): Update.
16243 * config/i386/i386.c (ix86_va_start): Update.
16244 (ix86_can_use_return_insn_p): Update.
16245 (ix86_compute_frame_layout): Update.
16246 (ix86_expand_epilogue): Update.
16247 * config/sh/sh.c (output_stack_adjust): Update.
16248 (calc_live_regs): Update.
16249 (sh_expand_prologue): Update.
16250 (sh_builtin_saveregs): Update.
16251 (sh_va_start): Update.
16252 (initial_elimination_offset): Update.
16253 (sh_allocate_initial_value): Update.
16254 (sh_function_ok_for_sibcall): Update.
16255 (sh_get_pr_initial_val): Update.
16256 * config/sh/sh.md (return expander): Update.
16257 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16258 * config/crx/crx.c (crx_compute_frame): UPdate.
16259 (crx_initial_elimination_offset): UPdate.
16260 * config/xtensa/xtensa.c (compute_frame_size): Update
16261 (xtensa_builtin_saveregs): Update.
16262 (xtensa_va_start): Update.
16263 (order_regs_for_local_alloc): Update.
16264 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16265 (xstormy16_expand_builtin_va_start): Update.
16266 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16267 * config/m68hc11/m68hc11.md (return expanders): Update.
16268 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16269 (expand_epilogue): Update.
16270 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16271 (cris_simple_epilogue): Update.
16272 (cris_expand_prologue): Update.
16273 (cris_expand_epilogue): Update.
16274 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16275 (compute_frame_size): Update.
16276 * config/mt/mt.c (mt_compute_frame_size): Update.
16277 * config/mn10300/mn10300.c (expand_prologue): Update.
16278 (expand_epilogue): Update.
16279 (initial_offset): Update.
16280 (mn10300_builtin_saveregs):
16281 * config/mn10300/mn10300.md (return expander): Update.
16282 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16283 (ia64_initial_elimination_offset): Update.
16284 (ia64_initial_elimination_offset): Update.
16285 (ia64_expand_prologue): Update.
16286 * config/m68k/m68k.md (return expander): Update.
16287 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16288 (rs6000_stack_info): Update.
16289 * config/mcore/mcore.c (layout_mcore_frame): Update.
16290 (mcore_expand_prolog): Update.
16291 * config/arc/arc.c (arc_compute_frame_size): Update.
16292 * config/score/score3.c (score3_compute_frame_size): Update.
16293 * config/score/score7.c (score7_compute_frame_size): Update.
16294 * config/arm/arm.c (use_return_insn): Update.
16295 (thumb_find_work_register): Update.
16296 (arm_compute_save_reg_mask): Update.
16297 (arm_output_function_prologue): Update.
16298 (arm_output_epilogue): Update.
16299 (arm_size_return_regs): Update.
16300 (arm_get_frame_offsets): Update.
16301 (arm_expand_prologue): Update.
16302 (thumb_exit): Update.
16303 (thumb_unexpanded_epilogue): Update.
16304 (thumb1_output_function_prologue): Update.
16305 * config/pa/pa.md (return expander): Update.
16306 * config/pa/pa.c (compute_frame_size): Update.
16307 (hppa_builtin_saveregs): Update.
16308 * config/mips/mips.c (mips_va_start): Update.
16309 (mips16_build_function_stub): Update.
16310 (mips_compute_frame_info): Update.
16311 (mips_restore_gp): Update.
16312 (mips_output_function_prologue): Update.
16313 (mips_expand_prologue): Update.
16314 * config/v850/v850.c (compute_frame_size): Update.
16315 (expand_prologue): * config/mmix/mmix.c (along): update.
16316 (mmix_initial_elimination_offset): update.
16317 (mmix_reorg): update.
16318 (mmix_use_simple_return): update.
16319 (mmix_expand_prologue): update.
16320 (mmix_expand_epilogue): Update.
16321 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16322 (emit_link_insn): Update.
16324 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16326 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16327 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16329 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16332 2008-04-07 Jan Hubicka <jh@suse.cz>
16334 * function.h (rtl): Rename to x_rtl.
16335 (crtl): New define.
16336 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16337 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16338 used_temp_slots avail_temp_slots, temp_slot_level,
16339 nonlocal_goto_handler_labels): Update accesstors.
16340 (rtl): New global variable.
16341 (struct function): Move some fileds to rtl_data.
16342 (get_arg_pointer_save_area): Update prototype.
16343 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16344 get_arg_pointer_save_area.
16345 * expr.c (init_expr): Update
16346 * function.c (get_frame_size): Update
16347 (assign_stack_local): Update
16348 (expand_function_end): Update.
16349 (get_art_pointer_save_area): Update
16351 * emit-rtl.c (rtl): Declare.
16352 (regno_reg_rtx): Declare.
16353 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16355 (gen_reg_rtx): Update.
16356 * varasm.c (n_deferred_constatns): Update accestor.
16357 (init_varasm_status): Do not allocate varasm_status.
16358 (force_const_mem, get_pool_size, output_constant_pool): Update.
16359 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16360 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16361 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16362 * sparc/sparc.h (INIT_EXPANDERS): Update.
16363 * ia64/ia64.h (INIT_EXPANDERS): Update.
16365 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16367 * reload.c (push_secondary_reload): Add missing break to for loop.
16369 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16371 PR middle-end/PR28690
16372 * rtlanal.c: Update copyright years.
16373 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16374 as REG_POINTER and MEM_POINTER operands.
16375 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16376 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16377 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16378 * gcse.c: Update copyright years.
16379 (pre_delete): Call gen_reg_rtx_and_attrs.
16380 (hoist_code): Likewise.
16381 (build_store_vectors): Likewise.
16382 (delete_store): Likewise.
16383 * loop-invariant.c (move_invariant_reg): Likewise.
16384 Update copyright years.
16386 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16388 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16389 control string instead of quoted.
16391 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16393 * doc/rtl.texi: Rewrite of subreg section.
16395 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16398 * config/i386/i386.c (legitimize_pic_address): Add treating
16399 of dllimport SYM_REF's.
16400 (legitimize_dllimport_symbol): Add prototype.
16402 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16404 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16405 reference in constructor with non self-referential type.
16407 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16409 Removal of Return with Depressed Stack Pointer support
16410 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16411 (ECF_SP_DEPRESSED): Likewise.
16412 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16413 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16414 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16415 (expand_call): Do not test ECF_SP_DEPRESSED.
16416 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16417 * function.c (keep_stack_depressed): Delete.
16418 (handle_epilogue_set): Likewise.
16419 (update_epilogue_consts): Likewise.
16420 (emit_equiv_load): Likewise.
16421 (thread_prologue_and_epilogue_insns): Remove support for Return with
16422 Depressed Stack Pointer.
16423 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16425 2008-04-06 Richard Guenther <rguenther@suse.de>
16427 PR tree-optimization/35400
16428 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16429 information from SSA_NAMEs.
16431 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16433 * config/avr/avr.h (avr_mega_p): Remove declaration.
16434 (AVR_MEGA): Remove macro.
16435 * config/avr/avr.c (avr_mega_p): Remove variable.
16436 (avr_override_options): Remove inicializion of avr_mega_p.
16437 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16438 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16439 (avr_jump_mode): (Ditto.).
16440 (avr_output_progmem_section_asm_op): (Ditto.).
16441 (avr_asm_init_sections): (Ditto.).
16442 (avr_asm_init_sections): (Ditto.).
16443 (avr_rtx_costs): (Ditto.).
16444 * config/avr/avr.md: (Ditto.).
16445 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16448 2008-04-06 Richard Guenther <rguenther@suse.de>
16450 PR tree-optimization/35842
16451 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16452 is_gimple_invariant_address.
16454 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16456 * gcc.c (default_compilers): Sync Fortran extensions list with
16457 that in fortran/lang-specs.h.
16458 * doc/invoke.texi: Likewise.
16459 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16460 * dwarf2out.c (gen_compile_unit_die): Likewise.
16462 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16464 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16466 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16469 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16470 attribute is used for nested functions.
16472 2008-04-05 Jan Hubicka <jh@suse.cz>
16474 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16476 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16478 (dump_files): Update.
16479 (enable_rtl_dump_file): Do not accept letter argument.
16480 * tree-pass.h (dump_file_info): Remove letter argument.
16481 * toplev.c (decode_d_option): Update -da handling.
16482 * toplev.h (enable_rtl_dump_file): Update prototype.
16483 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16484 it out based on pass type.
16485 (register_dump_files_1): Likewise.
16486 (init_optimization_passes): Update register_one_dump_file calls.
16487 (execute_one_pass): Sanity check that IPA passes are called at IPA
16488 level and RTL passes at RTL level.
16489 (execute_pass_list): IPA pass can not be after or subpass of
16491 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16492 disallov RTL subpasses of IPA subpasses.
16494 2008-04-05 Ben Elliston <bje@au.ibm.com>
16496 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16497 builtins that return exactly once and do not throw. Cache call to
16500 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16502 PR rtl-optimization/34916
16503 PR middle-end/35519
16504 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16505 between instruction pairs.
16507 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16509 * doc/invoke.texi: Document -mbitops for SH.
16510 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16511 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16512 * config/sh/sh.c (print_operand): Add %t operand code.
16513 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16514 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16515 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16516 (extendqihi2): Likewise.
16517 (movqi_i): Likewise.
16518 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16519 (extv): Use bld instruction for SH2A if possible.
16521 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16522 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16523 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16524 (bset.b, bclr.b): Define peepholes.
16525 * config/sh/sh.opt (mbitops): New option.
16527 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16530 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16531 and view convert expression.
16533 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16536 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16538 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16540 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16542 * config/i386/cpuid.h (bit_AES): New.
16543 (bit_PCLMUL): Likewise.
16545 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16546 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16547 SSE2 if AES or PCLMUL is enabled.
16548 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16549 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16550 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16551 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16552 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16553 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16554 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16555 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16556 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16557 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16558 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16559 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16560 __builtin_ia32_aeskeygenassist128 and
16561 __builtin_ia32_pclmulqdq128.
16562 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16563 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16564 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16566 * config/i386/i386.h (TARGET_AES): New.
16567 (TARGET_PCLMUL): Likewise.
16568 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16570 * config/i386/i386.md (UNSPEC_AESENC): New.
16571 (UNSPEC_AESENCLAST): Likewise.
16572 (UNSPEC_AESDEC): Likewise.
16573 (UNSPEC_AESDECLAST): Likewise.
16574 (UNSPEC_AESIMC): Likewise.
16575 (UNSPEC_AESKEYGENASSIST): Likewise.
16576 (UNSPEC_PCLMUL): Likewise.
16578 * config/i386/i386.opt (maes): New.
16579 (mpclmul): Likewise.
16581 * config/i386/sse.md (aesenc): New pattern.
16582 (aesenclast): Likewise.
16583 (aesdec): Likewise.
16584 (aesdeclast): Likewise.
16585 (aesimc): Likewise.
16586 (aeskeygenassist): Likewise.
16587 (pclmulqdq): Likewise.
16589 * config/i386/wmmintrin.h: New.
16591 * doc/extend.texi: Document AES and PCLMUL built-in function.
16593 * doc/invoke.texi: Document -maes and -mpclmul.
16595 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16597 * function.c (free_after_parsing): Replace with
16598 cxx_push_function_context from C++ front-end.
16599 (allocate_struct_function): Don't call langhook.
16600 * langhooks.h (struct lang_hooks_for_functions): Delete.
16601 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16603 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16604 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16605 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16606 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16607 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16608 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16609 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16611 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16612 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16614 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16617 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16620 2008-04-04 Richard Guenther <rguenther@suse.de>
16622 PR middle-end/35823
16623 * fold-const.c (optimize_minmax_comparison): Use the correct
16624 type for the constant in the simplified comparison.
16626 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16628 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16629 Pass L2 size as "--param l2-cache-size" to the compiler.
16630 (decode_l2_cache): New function to decode L2 cache parameters using
16631 0x8000006 extended cpuid function.
16632 (detect_caches_amd): Determine parameters of L2 cache using
16633 decode_l2_caches function.
16634 (decode_caches_intel): Decode L2 cache parameters.
16635 (detect_caches_intel): Determine L2 cache parameters using
16636 decode_caches_intel and decode_l2_caches functions.
16638 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16640 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16641 secondary input reload for subword loads from the constant pool.
16643 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16646 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16647 constants of the appropriate size for runtime calculations.
16650 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16651 decimal-float literal constant zero.
16653 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16656 * c-parser.c (c_parser_omp_atomic): Call
16657 default_function_array_conversion on the RHS.
16659 PR middle-end/35818
16660 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16661 call is_variable_sized if decl has incomplete type.
16663 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16665 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16667 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16669 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16671 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16672 (sgt<u>): Merge sgt and sgtu into new expander.
16673 (sgt, sgtu): Remove expanders.
16674 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16675 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16676 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16677 *sgtu_<mode>_mips16 into new pattern.
16678 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16679 (sge<u>): Merge sge and sgeu into new expander.
16680 (sge, sgeu): Remove expanders.
16681 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16683 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16684 (slt<u>): Merge slt and sltu into new expander.
16685 (slt, sltu): Remove expanders.
16686 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16687 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16688 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16689 *sltu_<mode>_mips16 into new pattern.
16690 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16691 (sle<u>): Merge sle and sleu into new expander.
16692 (sle, sleu): Remove expanders.
16693 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16694 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16695 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16696 *sleu_<mode>_mips16 into new pattern.
16697 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16699 2008-04-03 Jan Hubicka <jh@suse.cz>
16701 PR tree-optimization/35795
16702 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16703 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16704 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16705 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16706 * score/score3.c (score3_output_mi_thunk): Likewise.
16707 * score/score7.c (score7_output_mi_thunk): Likewise.
16708 * mips/mips.c (mips_output_mi_thunk): Likewise.
16710 2008-04-03 Richard Guenther <rguenther@suse.de>
16712 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16713 conversions. Simplify code.
16715 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16717 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16719 2008-04-03 Tom Tromey <tromey@redhat.com>
16720 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16722 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16723 * config/bfin/t-bfin-linux (generated_files): Add
16724 linux-sysroot-suffix.h.
16725 * doc/install.texi (Prerequisites): Require make 3.80.
16726 * doc/sourcebuild.texi (Front End Directory): Document new
16728 * Makefile.in (generated_files): New variable.
16729 (ALL_HOST_OBJS): New variable.
16730 ($(ALL_HOST_OBJS)): New target.
16732 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16734 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16735 (remap_block): Call id->transform_lang_insert_block instead
16737 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16738 Set id.transform_lang_insert_block to NULL.
16739 (clone_body): Move to cp/optimize.c
16740 * tree-inline.h (struct copy_body_data): Change
16741 transform_lang_insert_block to function pointer.
16742 (copy_generic_body, copy_decl_no_change): Export.
16743 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16744 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16745 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16747 * c-tree.h (insert_block): Kill.
16748 * c-decl.c (insert_block): Kill.
16750 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16752 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16753 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16754 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16756 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16757 argument, call {push,pop}_function_context from here.
16758 * c-parser.c: Use c_{push,pop}_function_context.
16760 * function.c (push_function_context_to): Move meat ...
16761 (push_function_context): ... here. Simplify.
16762 * function.c (pop_function_context_from): Move meat ...
16763 (pop_function_context): ... here. Simplify.
16764 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16766 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16767 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16768 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16769 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16771 2008-04-03 Ben Elliston <bje@au.ibm.com>
16773 * expmed.c (extract_force_align_mem_bit_field): Remove.
16775 2008-04-03 Richard Guenther <rguenther@suse.de>
16777 PR middle-end/35800
16778 * expr.h (try_casesi): Adjust prototype.
16779 * expr.c (try_casesi): Take fallback label as extra parameter.
16780 Use that for gen_casesi if default_label is NULL.
16781 * stmt.c (expand_case): Pass fallback label to try_casesi,
16782 make sure to fill gaps with a fallback label if default_label
16785 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16788 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16790 2008-04-03 Ben Elliston <bje@au.ibm.com>
16792 * expmed.c (extract_split_bit_field): Remove if (0) code.
16793 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16794 (do_ds_constraint): Likewise.
16796 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16798 * doc/cppopts.texi (-dU): Document.
16799 * c-common.h (flag_dump_macros): Update comment.
16800 * c-opts.c (handle_OPT_d): Handle -dU.
16801 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16802 dump_queued_macros, cb_used_define, cb_used_undef): New.
16803 (init_pp_output): Handle -dU.
16804 (cb_line_change): Call dump_queued_macros.
16805 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16807 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16809 * config/avr/predicates.md (io_address_operand): New predicate.
16810 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16811 * config/avr/avr.c (avr_io_address_p): Remove function.
16812 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16813 'avr_io_address_p' function.
16814 (out_movhi_r_mr): (Ditto.).
16815 (out_movqi_mr_r): (Ditto.).
16816 (out_movhi_mr_r): (Ditto.).
16817 (avr_address_cost): (Ditto.).
16819 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16821 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16822 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16823 in 32bit mode when XMM registers are available to avoid store
16825 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16826 corresponding post-reload splitters.
16828 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16830 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16831 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16832 __builtin_ia32_roundss.
16833 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16834 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16835 __builtin_ia32_roundss.
16836 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16837 IX86_BUILTIN_SHUFPD here.
16839 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16841 * config/i386/i386.md (plogic): New.
16842 (plogicprefix): Likewise.
16844 * config/i386/mmx.md (mmx_<code><mode>3): New.
16845 (mmx_and<mode>3): Removed.
16846 (mmx_ior<mode>3): Likewise.
16847 (mmx_xor<mode>3): Likewise.
16849 * config/i386/sse.md (<code><mode>3): New.
16850 (*<code><mode>3): Likewise.
16851 (*<code><mode>3): Likewise.
16852 (<code><mode>3): Likewise.
16853 (*sse_<code><mode>3): Likewise.
16854 (*sse2_<code><mode>3): Likewise.
16855 (<code>tf3): Likewise.
16856 (*<code>tf3): Likewise.
16857 (and<mode>3): Likewise.
16858 (*and<mode>3): Likewise.
16859 (ior<mode>3): Removed.
16860 (*ior<mode>3): Likewise.
16861 (xor<mode>3): Likewise.
16862 (*xor<mode>3): Likewise.
16863 (*and<mode>3): Likewise.
16864 (*ior<mode>3): Likewise.
16865 (*xor<mode>3): Likewise.
16866 (and<mode>3): Likewise.
16867 (*sse_and<mode>3): Likewise.
16868 (*sse2_and<mode>3): Likewise.
16869 (andtf3): Likewise.
16870 (*andtf3): Likewise.
16871 (ior<mode>3): Likewise.
16872 (*sse_ior<mode>3): Likewise.
16873 (*sse2_ior<mode>3): Likewise.
16874 (iortf3): Likewise.
16875 (*iortf3): Likewise.
16876 (xor<mode>3): Likewise.
16877 (*sse_xor<mode>3): Likewise.
16878 (*sse2_xor<mode>3): Likewise.
16879 (xortf3): Likewise.
16880 (*xortf3): Likewise.
16882 2008-04-02 Richard Guenther <rguenther@suse.de>
16884 PR tree-optimization/14495
16885 PR tree-optimization/34793
16886 * tree-vrp.c (struct switch_update): New structure.
16887 (to_remove_edges, to_update_switch_stmts): New VECs.
16888 (simplify_switch_using_ranges): New function. Remove not taken
16889 case labels and edges.
16890 (simplify_stmt_using_ranges): Call it.
16891 (identify_jump_threads): Mark edges we have queued for removal
16892 so we don't thread them.
16893 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16895 * tree-cfg.c (group_case_labels): Deal with missing default label.
16896 (tree_verify_flow_info): Allow missing default label.
16897 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16898 (emit_case_nodes): Likewise.
16899 (expand_case): Do not rely on the default label to be present.
16900 * expr.c (try_casesi): Deal with NULL default_label.
16901 (do_tablejump): Likewise.
16903 2008-04-02 Richard Guenther <rguenther@suse.de>
16905 PR tree-optimization/14495
16906 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16907 SWITCH_EXPR here ...
16908 (vrp_visit_switch_stmt): ... but here (new function).
16909 (find_case_label_index): New helper function.
16910 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16912 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16914 * fwprop.c: Fix ISO-C99ism.
16916 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16919 * Makefile.in (objdir): Set it here.
16920 * configure.ac: Not here. Find dynamic linker characteristics.
16921 * exec-tool.in: Use them.
16922 * aclocal.m4: Regenerate.
16923 * configure: Regenerate.
16925 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16927 * expr.c (expand_var): Delete it.
16928 * expr.h (expand_var): Delete prototype.
16929 * function.c (expand_function_start): Use expand_decl instead.
16930 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16933 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16935 PR rtl-optimization/35542
16936 * fwprop.c (forward_propagate_and_simplify): Replace
16937 loc_reg_mentioned_in_p with reg_mentioned_p.
16939 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16941 PR rtl-optimization/35281
16942 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16943 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16944 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16945 (varying_mem_p): Move above propagate_rtx.
16946 (all_uses_available_at): Do not check MEMs.
16948 2008-04-02 Rafael Espíndola <espindola@google.com>
16950 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16951 (register_edge_assert_for_2): Split the cond argument.
16952 (register_edge_assert_for_1): Adjust for the change in
16953 register_edge_assert_for_2.
16954 (register_edge_assert_for): Split the cond argument.
16955 (find_switch_asserts): Adjust for the change in
16956 register_edge_assert_for.
16958 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16960 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16961 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16962 offsets for 64-bit mingw.
16963 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16964 abi for x86_64-pc-mingw.
16966 2008-04-02 Richard Guenther <rguenther@suse.de>
16968 * tree-vrp.c (extract_range_from_assert): Make sure to not
16969 produce range min/max with TREE_OVERFOW set.
16970 If merging a anti-range and a range keep the anti-range if
16971 the range covers all values of the type.
16972 (register_edge_assert_for_2): Only allow sign-changing
16973 conversions in detecting canonical range checks. Also
16974 register an assert for the unsigned name if useful.
16976 PR tree-optimization/35787
16977 * tree-vrp.c (vrp_val_max): New function.
16978 (vrp_val_min): Likewise.
16979 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16980 (vrp_val_is_min): Likewise.
16981 (supports_overflow_infinity): Use vrp_val_{min,max}.
16982 (negative_overflow_infinity): Likewise.
16983 (positive_overflow_infinity): Likewise.
16984 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16985 (is_positive_overflow_infinity): Likewise.
16986 (is_overflow_infinity): Likewise.
16987 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16988 vrp_val_is_{min,max}.
16989 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16990 to ranges if possible. Avoid empty ranges.
16992 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16994 PR middle-end/35705
16995 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16996 the expression is a function address.
16998 2008-04-01 George Helffrich <george@gcc.gnu.org>
17000 PR fortran/35154, fortran/23057
17001 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17002 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17003 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17004 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17006 (dbxout_syms): Check for COMMON-based symbol and wrap in
17007 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17008 in bracket for efficiency.
17010 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17011 using DW_TAG_common_block + member offset.
17012 (add_pubname_string): New function.
17013 (dw_expand_expr): New function to find block name and offset for
17015 (common_check): New function to check whether symbol in Fortran COMMON.
17016 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17018 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17021 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17023 2008-04-02 Ben Elliston <bje@au.ibm.com>
17025 * config/v850/v850.md (casesi): Remove if (0) code.
17026 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17027 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17029 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17031 * config/i386/i386.md (rex64suffix): New mode attribute.
17032 (floathi<mode>2): Disable expander for SSE math.
17033 (*floathi<mode>2_1): New insn insn_and_split pattern.
17034 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17035 corresponding post-reload splitters.
17036 (*floathi<mode>2_i387): New macroized insn pattern.
17037 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17038 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17039 insn_and_split pattern.
17040 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17041 New macroized instruction patterns and corresponding post-reload
17043 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17044 and corresponding post-reload splitters.
17045 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17046 New macroized instruction patterns.
17047 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17048 macroized instruction patterns and corresponding post-reload splitters.
17049 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17050 corresponding post-reload splitters.
17051 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17052 New macroized instruction patterns.
17053 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17054 corresponding post-reload splitters.
17055 (*floatsi<mode>2_i387): New macroized instruction patterns.
17057 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17059 * config/i386/i386.md (smaxmin): New.
17060 (umaxmin): Likewise.
17061 (maxminiprefix): Likewise.
17062 (maxminfprefix): Likewise.
17063 (<code><mode>3): Likewise.
17064 (smin<mode>3): Removed.
17065 (smax<mode>3): Likewise.
17067 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17068 (mmx_<code>v4hi3): Likewise.
17069 (mmx_<code>v8qi3): Likewise.
17070 (mmx_smaxv2sf3): Removed.
17071 (mmx_sminv2sf3): Likewise.
17072 (mmx_umaxv8qi3): Likewise.
17073 (mmx_smaxv4hi3): Likewise.
17074 (mmx_uminv8qi3): Likewise.
17075 (mmx_sminv4hi3): Likewise.
17077 * config/i386/sse.md (<addsub><mode>3): New.
17078 (*<addsub><mode>3): Likewise.
17079 (<sse>_vm<addsub><mode>3): Likewise.
17080 (<maxmin><mode>3): Likewise.
17081 (*<maxmin><mode>3_finite): Likewise.
17082 (*<maxmin><mode>3): Likewise.
17083 (<sse>_vm<maxmin><mode>3): Likewise.
17084 (sse3_h<addsub>v4sf3): Likewise.
17085 (sse3_h<addsub>v2df3): Likewise.
17086 (<maxmin>v16qi3): Likewise.
17087 (*<maxmin>v16qi3): Likewise.
17088 (<maxmin>v8hi3): Likewise.
17089 (*<maxmin>v8hi3): Likewise.
17090 (*sse4_1_<maxmin><mode>3): Likewise.
17091 (*sse4_1_<maxmin><mode>3): Likewise.
17092 (add<mode>3): Removed.
17093 (*add<mode>3): Likewise.
17094 (<sse>_vmadd<mode>3): Likewise.
17095 (sub<mode>3): Likewise.
17096 (*sub<mode>3): Likewise.
17097 (<sse>_vmsub<mode>3): Likewise.
17098 (smin<mode>3): Likewise.
17099 (*smin<mode>3_finite): Likewise.
17100 (*smin<mode>3): Likewise.
17101 (<sse>_vmsmin<mode>3): Likewise.
17102 (smax<mode>3): Likewise.
17103 (*smax<mode>3_finite): Likewise.
17104 (*smax<mode>3): Likewise.
17105 (<sse>_vmsmax<mode>3): Likewise.
17106 (sse3_haddv4sf3): Likewise.
17107 (sse3_haddv2df3): Likewise.
17108 (sse3_hsubv4sf3): Likewise.
17109 (sse3_hsubv2df3): Likewise.
17110 (umaxv16qi3): Likewise.
17111 (*umaxv16qi3): Likewise.
17112 (smaxv8hi3): Likewise.
17113 (*smaxv8hi3): Likewise.
17114 (*sse4_1_smax<mode>3): Likewise.
17115 (*sse4_1_umax<mode>3): Likewise.
17116 (uminv16qi3): Likewise.
17117 (*uminv16qi3): Likewise.
17118 (sminv8hi3): Likewise.
17119 (*sminv8hi3): Likewise.
17120 (*sse4_1_smin<mode>3): Likewise.
17121 (*sse4_1_umin<mode>3): Likewise.
17123 2008-04-01 Rafael Espíndola <espindola@google.com>
17125 * tree-cfg.c (verify_expr): remove in_phi.
17126 (verify_stmt): Don't call walk_tree with verify_expr. Use
17127 is_gimple_min_invariant instead of is_gimple_val.
17129 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17131 * doc/include/gpl_v3.texi: Update for manpage generation.
17132 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17134 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17135 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17136 gpl_v3.texi instead of gpl.texi.
17139 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17142 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17144 2008-04-01 Rafael Espíndola <espindola@google.com>
17146 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17147 (extract_code_and_val_from_cond): Use
17148 extract_code_and_val_from_cond_with_ops.
17150 2008-04-01 Jan Hubicka <jh@suse.cz>
17152 * function.c (free_after_compilation): Free epilogue_delay_list.
17153 (prepare_function_start): Assert that previous compilation was freed.
17155 2008-04-01 Jan Hubicka <jh@suse.cz>
17156 Jim Wilson <wilson@tuliptree.org>
17157 Andreas Tobler <andreast@gcc.gnu.org>
17159 PR middle-end/35781
17160 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17161 rtl.emit instead cfun->emit.
17162 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17163 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17165 2008-04-01 Ben Elliston <bje@au.ibm.com>
17167 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17169 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17171 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17173 (fprofile-use): Add var flag_profile_use
17174 * coverage.c (coverage_begin_output): Do not open a gcno file for
17175 output only if -ftest-coverage is set.
17176 Do not add getpwd() to gcda file path.
17177 (build_gcov_info): Check the new flag
17178 flag_profile_datafile_relative_path.
17179 (coverage_init): Use profile_data_prefix.
17180 Read profile counter only if flag_profile_use is set.
17181 * opts.c (common_handle_option): New option fprofile-use=,
17182 fprofile-dir=, fprofile-generate=.
17183 * toplev.c (profile_data_prefix): New variable definition.
17184 * toplev.h (profile_data_prefix): New declaration.
17185 * doc/invoke.tex (Option Summary, Optimization Options):
17188 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17190 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17191 use tmp consistently.
17194 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17195 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17196 UNSPEC_FR_RECIP_APPROX_RES.
17197 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17199 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17202 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17204 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17206 PR middle-end/30186
17207 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17208 element of the vector via a pointer.
17210 2008-03-31 Ian Lance Taylor <iant@google.com>
17212 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17214 2008-03-31 Jan Hubicka <jh@suse.cz>
17216 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17217 get_arg_pointer_save_area.
17218 * expr.c (init_expr): Just clear out rtl.expr.
17219 * function.c (free_after_compilation): Clear out whole RTL structure.
17220 (get_func_frame_size): Merge into ...
17221 (get_frame_size): ... this one.
17222 (assign_stack_local_1): Merge into ...
17223 (assign_stack_local): ... this one.
17224 (expand_function_end): Update call of get_arg_pointer_save_area.
17225 (get_art_pointer_save_area): Remove cfun argument.
17226 * function.h (emit_status): regno_pointer_align does not need length
17227 attribute. Move x_regno_reg_rtx to ...
17228 (regno_reg_rtx): ... new global array.
17229 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17230 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17231 apply_args_value, forced_labels, stack_pointer_delta):
17233 (struct varasm_status): Move here from varasm.c
17234 (struct rtl_data): New. Move here some fields from struct function.
17235 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17236 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17237 used_temp_slots avail_temp_slots, temp_slot_level,
17238 nonlocal_goto_handler_labels): Update accesstors.
17239 (rtl): New global variable.
17240 (struct function): Move some fileds to rtl_data.
17241 (get_arg_pointer_save_area): Update prototype.
17242 * emit-rtl.c (rtl): Declare.
17243 (regno_reg_rtx): Declare.
17244 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17246 (gen_reg_rtx): Update.
17247 (init_virtual_regs): Do not tate emit_status argument.
17248 (init_emit): Do not allocate emit.
17249 * varasm.c (varasm_statuc): Move to function.h.
17250 (n_deferred_constatns): Update accestor.
17251 (init_varasm_status): Do not allocate varasm_status.
17252 (force_const_mem, get_pool_size, output_constant_pool): Update.
17253 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17254 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17256 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17258 PR rtl-optimization/35729
17259 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17262 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17265 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17266 load/store if memory is unaligned.
17267 (*movti_rex64): Likewise.
17269 * config/i386/predicates.md (misaligned_operand): New.
17271 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17274 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17277 2008-03-31 Jan Beulich <jbeulich@novell.com>
17279 * config/ia64/constraints.md: Add 'j' constraint.
17280 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17281 (movdi_internal): Likewise.
17283 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17286 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17288 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17291 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17292 proper error message for the third argument on blendpd and
17295 * config/i386/sse.md (blendbits): New.
17296 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17298 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17300 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17302 2008-03-30 Richard Guenther <rguenther@suse.de>
17304 PR middle-end/31023
17305 * fold-const.c (fold_sign_changed_comparison): Do leave
17306 conversions to base-types alone.
17308 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17310 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17311 the link register if one altivec register is be saved.
17313 2008-03-30 Ben Elliston <bje@au.ibm.com>
17315 * final.c (final_scan_insn): Remove if (0) code.
17317 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17319 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17321 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17323 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17324 of V4SFmode to ix86_binary_operator_ok.
17326 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17328 * config/i386/i386.c (override_options): Initialize
17329 ix86_veclib_handler to ix86_veclibabi_svml when
17330 -mveclibabi=svml is used.
17331 (ix86_veclibabi_svml): New function for SVML ABI style
17332 vectorization support.
17333 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17335 2008-03-28 Rafael Espíndola <espindola@google.com>
17337 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17338 (tree_binary_nonnegative_warnv_p): Make it public.
17339 (tree_single_nonnegative_warnv_p): Make it public.
17340 (tree_invalid_nonnegative_warnv_p): Make it public.
17341 (tree_unary_nonzero_warnv_p): Make it public.
17342 (tree_binary_nonzero_warnv_p): Make it public
17343 (tree_single_nonzero_warnv_p): Make it public.
17344 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17345 (extract_range_from_binary_expr): Split the expr argument.
17346 (extract_range_from_unary_expr): Split the expr argument.
17347 (extract_range_from_comparison): Split the expr argument.
17348 (extract_range_from_expr): Use the new aux functions.
17349 (vrp_evaluate_conditional_warnv): Use
17350 vrp_evaluate_conditional_warnv_with_ops.
17351 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17352 (tree_binary_nonzero_warnv_p): Declare.
17353 (tree_single_nonzero_warnv_p): Declare.
17354 (tree_expr_nonzero_warnv_p): Declare.
17355 (tree_unary_nonnegative_warnv_p): Declare.
17356 (tree_binary_nonnegative_warnv_p): Declare.
17357 (tree_single_nonnegative_warnv_p): Declare.
17358 (tree_invalid_nonnegative_warnv_p): Declare.
17360 2008-03-28 Richard Guenther <rguenther@suse.de>
17362 PR tree-optimization/30317
17363 PR tree-optimization/30911
17364 PR tree-optimization/34793
17365 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17366 (struct assert_locus_d): New member EXPR.
17367 (register_new_assert_for): Add EXPR parameter to support
17368 ASSERT_EXPR <name, expr OP limit>.
17369 (register_edge_assert_for_1): Adjust callers.
17370 (find_assert_locations): Likewise.
17371 (process_assert_insertions_for): Build condition from expression.
17372 (extract_range_from_assert): Handle ASSERT_EXPRs
17373 of the form ASSERT_EXPR <name, expr OP limit>.
17374 (register_edge_assert_for_2): New helper registering
17375 asserts for comparisons. Recognize range tests of the form
17376 (unsigned)i - CST1 OP CST2.
17377 (register_edge_assert_for_1): Use it.
17378 (register_edge_assert_for): Likewise.
17379 (needs_overflow_infinity): Integer sub-types
17380 do not need overflow infinities.
17381 (vrp_val_is_max): The extreme values of integer sub-types
17382 are those of the base type.
17383 (vrp_val_is_min): Likewise.
17384 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17387 2008-03-28 Nick Clifton <nickc@redhat.com>
17390 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17391 Return GENERAL_REGS for stack adjustment reloads.
17393 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17396 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17397 const_vector when all the vectors are constant.
17399 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17401 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17403 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17404 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17406 (s<code>_sf): Use new scc_sf attribute for opcode names.
17408 2008-03-27 Tom Tromey <tromey@redhat.com>
17410 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17411 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17412 config/spu/t-spu-elf, config/i386/t-interix,
17413 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17414 config/i386/x-darwin, config/i386/x-mingw32,
17415 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17416 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17417 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17418 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17419 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17420 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17421 config/score/t-score-elf, config/arm/t-strongarm-pe,
17422 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17423 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17424 Revert automatic dependency patch.
17426 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17429 * config/i386/i386.c (ix86_function_arg_boundary): Align
17430 decimal floating point to its natural boundary.
17432 2008-03-27 Richard Guenther <rguenther@suse.de>
17434 PR middle-end/35716
17435 * fold-const.c (fold_comparison): Restrict distinct decl
17436 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17437 solely rely on operand_equal_p.
17439 2008-03-27 Richard Guenther <rguenther@suse.de>
17442 * c-common.c (handle_weak_attribute): Reject combination of
17445 2008-03-27 Richard Guenther <rguenther@suse.de>
17447 PR tree-optimization/32810
17448 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17449 conversions from DECL_INITIAL.
17450 (fold_const_aggregate_ref): Likewise from constructor elements.
17452 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17454 * tree-affine.h (aff_combination_expand): Declare.
17455 (get_inner_reference_aff): Likewise.
17456 * tree-affine.c (aff_combination_expand): Split out from
17457 tree_to_aff_combination_expand.
17458 (get_inner_reference_aff): New function.
17459 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17460 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17461 (struct lim_aux_data): sm_done field removed.
17462 (mem_ref_loc_p, mem_ref_locs_p): New types.
17463 (struct mem_ref): Added id, stored, accesses_in_loop,
17464 indep_loop, dep_loop, indep_ref, dep_ref fields.
17465 Removed is_stored, locs and next fields.
17466 (memory_accesses): New variable.
17467 (movement_possibility): Do not allow moving statements
17468 that store to memory.
17469 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17471 (determine_max_movement): For statements with memory references,
17472 find the outermost loop in that the reference is independent.
17473 (move_computations_stmt): Mark the virtual operands for renaming.
17474 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17475 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17476 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17477 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17478 create_vop_ref_mapping, analyze_memory_references,
17479 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17480 get_all_locs_in_loop, ref_always_accessed_p,
17481 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17482 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17483 store_motion_loop, store_motion): New functions.
17484 (struct vop_to_refs_elt): New type.
17485 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17486 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17487 (schedule_sm): Replaced by...
17488 (execute_sm): ... this.
17489 (determine_lsm_ref, hoist_memory_references,
17490 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17491 find_more_ref_vops, free_mem_ref, free_mem_refs,
17492 determine_lsm_loop, determine_lsm): Removed.
17493 (tree_ssa_lim_finalize): Free data structures used by store motion.
17494 (tree_ssa_lim): Call analyze_memory_references. Use
17495 store_motion instead of determine_lsm.
17497 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17499 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17500 rename tmake_file to m68hc11/t-m68hc11.
17501 (mcore): Set inhibit_libc to true.
17502 * config.host (alpha*-dec-*vms*): Set extra_programs.
17503 (interix3*): Don't use host_xmake_file.
17504 * configure.ac: Let config.gcc override inhibit_libc.
17505 * configure: Regenerate.
17507 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17508 * config/t-openbsd-thread: Remove commented out lines.
17510 * config/x-interix: Remove.
17512 * config/m68hc11/t-m68hc11-gas: Rename to...
17513 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17515 * config/mcore/t-mcore: Remove T_CFLAGS.
17516 * config/mcore/t-mcore-pe: Likewise.
17518 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17520 * configure.ac: Replace custom __GNU_SOURCE test with
17521 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17522 * aclocal.m4: Regenerate.
17523 * configure: Regenerate.
17524 * config.in: Regenerate.
17526 2008-03-27 Richard Guenther <rguenther@suse.de>
17528 * fold-const.c (target.h): Include.
17529 (fold_comparison): Fold comparison of addresses of decls
17530 that bind locally or of constants. Consolidate address folding code.
17531 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17532 results from fold_binary_to_constant.
17533 (compare_values_warnv): Likewise.
17535 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17537 PR middle-end/35429
17538 * fold-const.c (fold_truthop): Check for integeral types when folding
17539 a == 0 && b == 0 and a != 0 || b != 0 .
17541 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17543 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17545 2008-03-26 Andreas Schwab <schwab@suse.de>
17547 * doc/invoke.texi: Fix use of @item vs. @itemx.
17549 2008-03-26 Tom Tromey <tromey@redhat.com>
17551 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17552 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17553 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17554 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17555 build/genconstants.o, build/genemit.o, build/genextract.o,
17556 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17557 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17560 2008-03-26 Richard Guenther <rguenther@suse.de>
17563 2008-03-26 Richard Guenther <rguenther@suse.de>
17565 * fold-const.c (target.h): Include.
17566 (fold_comparison): Fold comparison of addresses of two decls
17567 that bind locally. Consolidate address folding code.
17569 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17571 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17572 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17573 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17574 dconstsqrt2, dconstthird, dconste and/or dconst10.
17575 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17576 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17577 dconstsqrt2, dconste): Delete.
17578 (init_emit_once): Likewise. Simplify initializing dconstm1.
17580 * real.c (get_real_const): New.
17581 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17582 dconstsqrt2, dconste): Delete.
17583 (real_value_const, get_real_const): New.
17585 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17587 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17589 * config/i386/i386.c (ix86_function_arg_boundary): Check
17590 BIGGEST_ALIGNMENT instead of 128.
17591 (setup_incoming_varargs_64): Likewise.
17593 2008-03-26 Tom Tromey <tromey@redhat.com>
17595 * Makefile.in (DEPFILES): Add missing '/'.
17597 2008-03-26 Richard Guenther <rguenther@suse.de>
17599 * fold-const.c (target.h): Include.
17600 (fold_comparison): Fold comparison of addresses of two decls
17601 that bind locally. Consolidate address folding code.
17603 2008-03-26 Nick Clifton <nickc@redhat.com>
17606 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17607 not allow INT+INT as a legitimate addressing mode.
17609 2008-03-26 Richard Guenther <rguenther@suse.de>
17611 * tree-flow.h (widen_bitfield): Remove declaration.
17612 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17613 (widen_bitfield): Remove function.
17614 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17617 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17620 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17623 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17625 PR rtl-optimization/35232
17626 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17627 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17628 reg_reloaded_call_part_clobbered here.
17629 (reload_regs_reach_end_p): New function.
17630 (reload_reg_rtx_for_input): New variable.
17631 (reload_reg_rtx_for_output): Likewise.
17632 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17633 when reassigning a pseudo register. Load reloadreg from
17634 reload_reg_rtx_for_input, moving the mode and register
17636 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17637 instead of the original when deciding whether an input reload
17638 would be a no-op or whether an output reload can be deleted.
17639 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17640 when setting up new_spill_reg_store. Load it from
17641 reload_reg_rtx_for_output, moving the mode and register
17643 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17644 instead of the original when deciding whether an output reload
17645 would be a no-op. Do the same when modifying insn notes.
17646 Use rtx_equal_p instead of == to compare the registers.
17647 (inherit_piecemeal_p): Take a mode and two register numbers
17649 (emit_reload_insns): Clear new_spill_reg_store for every hard
17650 register in the reload register. Remove spill registers
17651 from reg_reloaded_valid before considering whether to record
17652 inheritance information for them. Use reload_reg_rtx_for_output
17653 instead of reg_rtx when recording output reloads. Use
17654 reload_reg_rtx_for_input instead of reg_rtx when recording
17655 input reloads. Set or clear reg_reloaded_call_part_clobbered
17656 at the same time as setting reg_reloaded_valid.
17657 (delete_output_reload): Add a new_reload_reg parameter and use it
17658 instead of rld[j].reg_rtx.
17659 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17662 2008-03-25 Tom Tromey <tromey@redhat.com>
17664 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17665 (build/genattr.o): Likewise.
17666 (build/genattrtab.o): Likewise.
17667 (build/gencodes.o): Likewise.
17668 (build/genconfig.o): Likewise.
17669 (build/genconstants.o): Likewise.
17670 (build/genemit.o): Likewise.
17671 (build/genextract.o): Likewise.
17672 (build/genflags.o): Likewise.
17674 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17676 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17677 instead of size_int for integer types.
17678 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17679 to match type of MINUS_EXPR.
17681 2008-03-25 Tom Tromey <tromey@redhat.com>
17683 * configure: Rebuilt.
17684 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17687 2008-03-25 Tom Tromey <tromey@redhat.com>
17689 * config/x-solaris (host-solaris.o): Update.
17690 * config/x-linux (host-linux.o): Update.
17691 * config/x-hpux (host-hpux.o): Update.
17692 * config/x-darwin (host-darwin.o): Update.
17693 * config/v850/t-v850e (v850-c.o): Update.
17694 * config/v850/t-v850 (v850-c.o): Update.
17695 * config/t-vxworks (vxworks.o): Update.
17696 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17697 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17698 * config/spu/t-spu-elf (spu-c.o): Update.
17700 * config/sh/t-symbian (sh-c.o): Update.
17701 (symbian.o): Update.
17702 * config/sh/t-sh (sh-c.o): Update.
17703 * config/score/t-score-elf (score7.o, score3.o): Update.
17704 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17705 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17706 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17707 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17708 (rs6000.o): Remove.
17709 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17710 * config/m32c/t-m32c (m32c-pragma.o): Update.
17711 * config/ia64/t-ia64 (ia64-c.o): Update.
17712 * config/i386/x-mingw32 (host-mingw32.o): Update.
17713 * config/i386/x-i386 (driver-i386.o): Update.
17714 * config/i386/x-darwin (host-i386-darwin.o): Update.
17715 * config/i386/x-cygwin (host-cygwin.o): Update.
17716 * config/i386/t-nwld (nwld.o): Update.
17717 * config/i386/t-netware (netware.o): Update.
17718 * config/i386/t-interix (winnt.o): Update.
17719 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17720 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17721 msformat-c.o): Update.
17722 * config/bfin/t-bfin-linux (generated_files): Add
17723 linux-sysroot-suffix.h.
17724 * config/arm/t-wince-pe (pe.o): Update.
17725 * config/arm/t-strongarm-pe (pe.o): Update.
17726 * config/arm/t-pe (pe.o): Update.
17727 * config/arm/t-arm (arm-c.o): Update.
17728 * doc/install.texi (Prerequisites): Require make 3.80.
17729 * Makefile.in: Remove .o targets.
17730 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17731 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17732 (simple_generated_h, simple_generated_c): Move earlier.
17733 (generated_files): New variable.
17734 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17735 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17736 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17737 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17738 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17739 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17740 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17741 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17742 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17743 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17744 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17745 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17747 (COMPILE.base, COMPILE): New variables.
17748 (%.o): New pattern rule.
17749 (ALL_HOST_OBJS): New variable.
17750 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17751 (dummy-checksum.o, cc1-checksum.o): Remove.
17752 (DRIVER_SHLIB): New variable.
17753 (DRIVER_DEFINES): Use it.
17754 (gencondmd.c): Move out of build/.
17755 (s-conditions): Update.
17756 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17757 (ALL_BUILD_OBJS): Likewise.
17758 (build/%.o): Use BUILDCOMPILE.
17759 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17760 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17761 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17762 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17763 build/genconfig.o, build/genconstants.o, build/genemit.o,
17764 build/genextract.o, build/genflags.o, build/genmddeps.o,
17765 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17766 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17767 build/gen-protos.o, build/scan.o, build/fix-header.o,
17768 build/scan-decls.o): Simplify.
17769 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17770 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17771 prefix.o, toplev.o): Reduce to variable setting.
17772 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17773 ($(out_object_file), gcc-options.o): New targets.
17774 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17775 * configure: Rebuilt.
17776 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17777 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17779 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17781 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17782 complain when we hit an error, return ERROR_MARK_NODE.
17784 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17786 * config/sh/constraints.md (Pso, Psz): New constraints.
17787 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17788 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17790 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17792 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17793 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17795 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17797 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17798 (prefetch_sh2a): New.
17800 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17801 Naveen.H.S <naveen.hs@kpitcummins.com>
17803 * config/sh/constraints.md (I28): New constraint.
17804 * config/sh/sh.c (broken_move): Add support for movi20s.
17805 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17807 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17808 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17809 Naveen.H.S <naveen.hs@kpitcummins.com>
17811 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17812 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17813 (print_operand): Handle resbank in %@ operand code.
17814 (sh_encode_section_info): New.
17815 (push_regs): Add conditions for resbank.
17816 (sh_expand_epilogue): Likewise.
17817 (sh_insert_attributes): Likewise.
17818 (sh_attribute_table): Likewise.
17819 (sh_handle_resbank_handler_attribute): New.
17820 (sh2a_handle_function_vector_handler_attribute): New.
17821 (sh2a_is_function_vector_call): New.
17822 (sh2a_get_function_vector_number): New.
17823 (sh2a_function_vector_p): New.
17824 (sh_cfun_resbank_handler_p): New.
17825 * config/sh/sh.md (calli): Emit jsr/n if possible.
17826 (calli_tbr_rel): New.
17827 (calli_pcrel): Emit jsr/n if possible.
17828 (return_i): Emit rts/n if possible.
17829 (call_valuei_tbr_rel): New.
17830 (call_valuei_pcrel): Add condition for SH2A target.
17831 (call_value): Likewise.
17832 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17833 (sh2a_get_function_vector_number): Likewise.
17834 (sh2a_is_function_vector_call): Likewise.
17835 * doc/extend.texi: Document TBR relative addressing of SH2A.
17836 (resbank): Add description for SH2A.
17838 2008-03-24 Richard Guenther <rguenther@suse.de>
17841 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17842 pointer assignments change conversions according to middle-end rules.
17843 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17844 * configure.ac: Include type checking in yes.
17845 * configure: Regenerate.
17847 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17849 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17850 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17852 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17854 * gthr-vxworks.h (UNUSED): Define.
17856 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17858 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17860 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17862 * doc/extend.texi (Function Attributes): Add missing comma in the
17863 example of the "alloc_size" attribute.
17865 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17868 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17870 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17873 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17876 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17877 of the underlying type of a MS bitfield layout to the natural
17878 alignment of the type.
17880 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17882 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17883 to their natural alignment to avoid store forwarding stalls.
17885 2008-03-22 Richard Guenther <rguenther@suse.de>
17887 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17888 For PHI nodes verify the address is invariant.
17889 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17890 (get_symbol_constant_value): Use is_gimple_min_invariant.
17891 (maybe_fold_stmt_indirect): Likewise.
17893 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17895 PR rtl-optimization/33927
17896 * Makefile.in (dse.o): Depend on $(TM_P_H).
17897 * expr.h (extract_low_bits): Declare.
17898 * expmed.c (extract_low_bits): New function.
17899 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17900 * dse.c: Include tm_p.h.
17901 (find_shift_sequence): Remove the read_reg argument and return the
17902 read value. Emit the instructions instead of returning them.
17903 Iterate on new_mode rather than calculating it each time.
17904 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17905 source to NEW_MODE and extract_low_bits to convert the shifted
17906 value to READ_MODE.
17907 (replace_read): Allow the load and store to have different mode
17908 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17909 or extraction instructions before trying the replacement. Update
17910 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17912 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17914 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17915 to their natural alignment to avoid store forwarding stalls.
17917 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17920 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17921 encouraging but not allowing gprs for input;
17922 change the input constraint to !f#r.
17923 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17925 change the output constraint to !f#r.
17927 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17930 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17931 corresponding post-reload splitters.
17932 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17933 when x87 FP math is selected.
17934 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17935 New function prototype.
17936 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17937 unreachable function to ease macroization of insn patterns.
17939 2008-03-21 Martin Jambor <mjambor@suse.cz>
17941 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17942 reference dumps if ddr is NULL or dependence is unknown.
17944 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17946 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17947 unsigned extension into account.
17948 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17949 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17950 Do computations on a scratch register.
17952 2008-03-21 Richard Guenther <rguenther@suse.de>
17954 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17955 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17956 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17957 * tree-ssa-dom.c (record_equality): Likewise.
17958 * tree-inline.c (copy_body_r): Likewise.
17959 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17962 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17964 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17965 as 'delete_unused' argument.
17967 2008-03-20 Richard Guenther <rguenther@suse.de>
17969 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17970 special casing of constant qualifiers.
17971 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17972 care about them in general.
17973 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17974 regardless of their type.
17975 (fold_stmt_r): Forcefully fold *& if we end up with that.
17977 2008-03-20 Paul Brook <paul@codesourcery.com>
17979 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17980 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17982 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17984 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17985 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17987 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17989 * common.opt (Wmudflap): New option.
17990 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17991 (mx_register_decls): Likewise.
17992 (mudflap_finish_file): Likewise.
17993 * doc/invoke.texi: Document -Wno-mudflap.
17995 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17997 * c-format.c (replace_format_name_to_system_name): New.
17998 (cmp_attribs): New.
17999 (convert_format_name_to_system_name): New.
18000 (decode_format_attr): Add use of convert_format_name_to_system_name.
18001 (format_types_orig): Add gnu_ prefix to names.
18002 (check_format_info_main): Special treating of \0 escaped names for
18003 supporting multi-character format specifiers as I32, I64.
18004 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18005 (gnu_target_overrides_format_attributes): New.
18006 * c-format.h: Add structure target_ovr_attr to hold
18007 system specific formatter names.
18008 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18009 msformat-c.o file to c_target_objs and cxx_target_objs.
18010 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18011 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18012 (TARGET_N_FORMAT_TYPES): New.
18013 * config/i386/msformat-c.c: New.
18014 * config/i386/t-cygming: Add build rule for msformat-c.o.
18015 * doc/extend.texi: Add new format names gnu_* and ms_* and
18017 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18019 2008-03-20 Ira Rosen <irar@il.ibm.com>
18021 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18022 optimizations turned on under -O3.
18023 (ftree-vectorize): Add that the flag is turned on with -O3.
18025 2008-03-20 Ben Elliston <bje@au.ibm.com>
18027 * regmove.c (try_auto_increment): Fix spelling error in comment.
18028 * final.c (final_scan_insn): Likewise.
18030 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18033 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18034 allocator preferences for "y" and "r" class registers.
18035 ("*mov<mode>_internal"): Ditto.
18036 ("*movv2sf_internal_rex64"): Ditto.
18037 ("*movv2sf_internal"): Ditto.
18039 2008-03-19 Michael Matz <matz@suse.de>
18041 PR middle-end/35616
18042 * calls.c (expand_call): Check overlap of arguments with call
18043 address for sibcalls.
18045 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18048 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18049 of the underlying type of a MS bitfield layout to the natural
18050 alignment of the type.
18052 2008-03-19 Jan Hubicka <jh@suse.cz>
18055 * toplev.c (decode_d_option): Handle all CPP flags.
18056 * tree-vrp.c: Update tree_pass descriptors.
18057 * regrename.c: Update tree_pass descriptors.
18058 * fwprop.c: Update tree_pass descriptors.
18059 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18060 * tree-into-ssa.c: Update tree_pass descriptors.
18061 * tree-dump.c: Update tree_pass descriptors.
18062 * tree-complex.c: Update tree_pass descriptors.
18063 * tree-dump.h: Update tree_pass descriptors.
18064 * see.c: Update tree_pass descriptors.
18065 * cgraphbuild.c: Update tree_pass descriptors.
18066 * tracer.c: Update tree_pass descriptors.
18067 * tree-loop-distribution.c: Update tree_pass descriptors.
18068 * cgraph.c: Update tree_pass descriptors.
18069 * postreload-gcse.c: Update tree_pass descriptors.
18070 * postreload.c: Update tree_pass descriptors.
18071 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18072 * tree-tailcall.c: Update tree_pass descriptors.
18073 * tree-pass.h (tree_opt_pass): Rename to ...
18074 (opt_pass) ... this one; add "type" field and remove letter field.
18075 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18076 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18077 all_lowering_passes): Update declaration.
18078 * ipa-cp.c: Update tree_pass descriptors.
18079 * final.c: Update tree_pass descriptors.
18080 * omp-low.c: Update tree_pass descriptors.
18081 * tree-ssa-dse.c: Update tree_pass descriptors.
18082 * ipa-reference.c: Update tree_pass descriptors.
18083 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18084 * auto-inc-dec.c: Update tree_pass descriptors.
18085 * reorg.c: Update tree_pass descriptors.
18086 * cgraphunit.c: Update tree_pass descriptors.
18087 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18088 * tree-ssa-ccp.c: Update tree_pass descriptors.
18089 * df-core.c: Update tree_pass descriptors.
18090 * mode-switching.c: Update tree_pass descriptors.
18091 * tree-nomudflap.c: Update tree_pass descriptors.
18092 * modulo-sched.c: Update tree_pass descriptors.
18093 * ipa-pure-const.c: Update tree_pass descriptors.
18094 * cse.c: Update tree_pass descriptors.
18095 * web.c: Update tree_pass descriptors.
18096 * tree-stdarg.c: Update tree_pass descriptors.
18097 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18098 * tree-ssa-dom.c: Update tree_pass descriptors.
18099 * tree-nrv.c: Update tree_pass descriptors.
18100 * tree-ssa-alias.c: Update tree_pass descriptors.
18101 * loop-init.c: Update tree_pass descriptors.
18102 * gimple-low.c: Update tree_pass descriptors.
18103 * ipa-inline.c: Update tree_pass descriptors.
18104 * tree-ssa-sink.c: Update tree_pass descriptors.
18105 * global.c: Update tree_pass descriptors.
18106 * ifcvt.c: Update tree_pass descriptors.
18107 * jump.c: Update tree_pass descriptors.
18108 * predict.c: Update tree_pass descriptors.
18109 * tree-ssa-loop.c: Update tree_pass descriptors.
18110 * recog.c: Update tree_pass descriptors.
18111 * dse.c: Update tree_pass descriptors.
18112 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18113 * tree-eh.c: Update tree_pass descriptors.
18114 * regmove.c: Update tree_pass descriptors.
18116 * function.c: Update tree_pass descriptors.
18117 * tree-vectorizer.c: Update tree_pass descriptors.
18118 * gcse.c: Update tree_pass descriptors.
18119 * ipa-type-escape.c: Update tree_pass descriptors.
18120 * tree-if-conv.c: Update tree_pass descriptors.
18121 * init-regs.c: Update tree_pass descriptors.
18122 * ipa.c: Update tree_pass descriptors.
18123 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18124 * rtl-factoring.c: Update tree_pass descriptors.
18125 * lower-subreg.c: Update tree_pass descriptors.
18126 * bt-load.c: Update tree_pass descriptors.
18127 * tree-dfa.c: Update tree_pass descriptors.
18128 * except.c: Update tree_pass descriptors.
18129 * emit-rtl.c: Update tree_pass descriptors.
18130 * cfgexpand.c: Update tree_pass descriptors.
18131 * tree-cfgcleanup.c: Update tree_pass descriptors.
18132 * cfgcleanup.c: Update tree_pass descriptors.
18133 * tree-ssa-pre.c: Update tree_pass descriptors.
18134 * tree-sra.c: Update tree_pass descriptors.
18135 * tree-mudflap.c: Update tree_pass descriptors.
18136 * tree-ssa-copy.c: Update tree_pass descriptors.
18137 * cfglayout.c: Update tree_pass descriptors.
18138 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18139 * tree-ssa-dce.c: Update tree_pass descriptors.
18140 * tree-ssa.c: Update tree_pass descriptors.
18141 * regclass.c: Update tree_pass descriptors.
18142 * integrate.c: Update tree_pass descriptors.
18143 * tree-optimize.c: Update tree_pass descriptors.
18144 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18145 * tree-object-size.c: Update tree_pass descriptors.
18146 * combine.c: Update tree_pass descriptors.
18147 * tree-outof-ssa.c: Update tree_pass descriptors.
18148 * bb-reorder.c: Update tree_pass descriptors.
18149 * stack-ptr-mod.c: Update tree_pass descriptors.
18150 * var-tracking.c: Update tree_pass descriptors.
18151 * tree-profile.c: Update tree_pass descriptors.
18152 * tree-vect-generic.c: Update tree_pass descriptors.
18153 * reg-stack.c: Update tree_pass descriptors.
18154 * sched-rgn.c: Update tree_pass descriptors.
18155 * tree-ssa-structalias.c: Update tree_pass descriptors.
18156 * tree-cfg.c: Update tree_pass descriptors.
18157 * passes.c (current_pass): Update declaration.
18158 (finish_optimization_passes): Update.
18159 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18160 (register_one_dump_file, register_dump_files_1, next_pass_1):
18162 (init_optimization_passes): Update handling of new types.
18163 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18164 * ipa-struct-reorg.c: Update tree_pass descriptors.
18165 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18166 * combine-stack-adj.c: Update tree_pass descriptors.
18167 * cfgrtl.c: Update tree_pass descriptors.
18168 * dce.c: Update tree_pass descriptors.
18169 * tree-ssanames.c: Update tree_pass descriptors.
18171 2008-03-19 Richard Guenther <rguenther@suse.de>
18173 PR middle-end/35609
18174 * tree-ssa.c (walk_data): New structure.
18175 (warn_uninitialized_var): If not always_executed warn with "maybe"
18177 (execute_early_warn_uninitialized): Compute post-dominators.
18178 Initialize always_executed before processing each basic block.
18180 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18183 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18184 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18186 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18188 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18190 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18192 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18194 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18195 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18196 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18197 target after ignore has been set, and move there also the commputation
18198 of subtarget and original_target.
18199 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18200 (LANG_HOOKS_INITIALIZER): Remove it.
18201 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18203 2008-03-18 Richard Guenther <rguenther@suse.de>
18205 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18206 found an expression with constants, note that in the VN for the lhs.
18207 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18208 fold them to constants if possible. Run cleanup_cfg if done so.
18209 (execute_pre): Return todo.
18210 (do_pre): Likewise.
18211 (execute_fre): Likewise.
18212 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18214 (get_prop_source_stmt): Look through pointer conversions.
18216 2008-03-18 Jan Hubicka <jh@suse.cz>
18218 * tree-pretty-print.c: Include predict.h.
18219 (dump_generic_node): Dump predictor.
18220 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18221 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18222 * gimple-low.c (lower_stmt): Likewise.
18223 * expr.c (expand_expr_real): Likewise.
18224 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18226 (build_predict_expr, build_predict_expr): New.
18227 * predict.h (predictor_name, build_predict_expr): Update.
18228 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18229 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18230 * predict.def (PRED_CONTINUE): Update hitrate.
18231 * tree.def (PREDICT_EXPR): Define.
18232 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18233 do not handle BIND_EXPR.
18234 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18235 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18236 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18239 2008-03-18 Michael Matz <matz@suse.de>
18241 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18243 2008-03-18 Richard Guenther <rguenther@suse.de>
18245 * tree-gimple.h (is_gimple_invariant_address): Declare.
18246 (is_gimple_constant): Likewise.
18247 * tree-gimple.c (is_gimple_constant): New function.
18248 (is_gimple_invariant_address): Likewise.
18249 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18250 and is_gimple_invariant_address.
18251 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18253 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18254 an addressable base.
18256 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18258 PR middle-end/35611
18259 * gimplify.c (gimplify_expr): Gimplify second operand of
18262 2008-03-17 Richard Guenther <rguenther@suse.de>
18264 PR tree-optimization/19637
18265 * fold-const.c (fold_unary): Remove restrictions of removing
18266 intermediate pointer-conversions (P2)(P1)P0.
18267 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18268 conversion to void pointer.
18269 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18271 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18274 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18275 emulated thread local variables.
18277 2008-03-16 Richard Guenther <rguenther@suse.de>
18279 PR middle-end/35607
18280 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18281 expand TREE_INVARIANT operations that are not gimple invariant.
18283 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18285 * doc/extend.texi (Alignment): Say that the ABI controls
18286 the __alignof__ for non-strict-alignment targets rather
18287 than being a recommendation.
18289 2008-03-15 Paul Brook <paul@codesourcery.com>
18291 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18293 (arm_output_fn_unwind): Mark functions that can not be unwound.
18295 2008-03-15 Paul Brook <paul@codesourcery.com>
18297 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18298 extension instructions.
18300 2008-03-15 Richard Guenther <rguenther@suse.de>
18302 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18303 and fold constant aggregate refs.
18304 (fold_const_aggregate_ref): Handle string constants
18305 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18306 (evaluate_stmt): Simplify now that ccp_fold folds constant
18309 2008-03-15 Paul Brook <paul@codesourcery.com>
18311 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18312 (extzv): Use gen_extzv_t2.
18313 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18315 2008-03-15 Richard Guenther <rguenther@suse.de>
18317 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18318 (fold_const_aggregate_ref): Likewise.
18319 (get_value): Return NULL if we don't have any values.
18320 (ccp_finalize): Set const_val to NULL after freeing it.
18321 * tree-flow.h (get_symbol_constant_value): Declare.
18322 (fold_const_aggregate_ref): Likewise.
18323 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18325 2008-03-15 Richard Guenther <rguenther@suse.de>
18327 PR middle-end/35593
18328 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18329 to not produce negative array indices if not allowed. Add
18330 parameter to indicate that.
18331 (maybe_fold_offset_to_component_ref): Allow negative array
18332 indices only for the first member of a structure.
18333 (maybe_fold_offset_to_reference): Allow negative array indices.
18334 (maybe_fold_stmt_addition): Likewise.
18336 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18337 Anatoly Sokolov <aesok@post.ru>
18339 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18340 (avr_arch): Add ARCH_AVR6.
18341 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18342 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18343 instead of fixed value 2.
18344 (print_operand_address): Use gs() asm specifier instead of pm().
18345 (avr_assemble_integer): (Ditto.).
18346 (avr_output_addr_vec_elt): (Ditto.).
18347 (print_operand): Handle "!" code.
18348 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18349 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18350 (AVR_HAVE_EIJMP_EICALL): Define.
18351 (AVR_3_BYTE_PC): Redefine.
18352 (AVR_2_BYTE_PC): (Ditto.).
18353 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18354 (LINK_SPEC): Add atmega2560 and atmega2561.
18355 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18357 * config/avr/avr.md (call_insn): Use eicall instead of icall
18358 for 3 byte PC devices.
18359 (call_value_insn): (Ditto.).
18360 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18361 (indirect_jump): Use only for for 2 byte PC devices.
18362 (*tablejump): (Ditto.).
18363 (*indirect_jump_avr6): Add insn.
18364 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18365 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18366 instead of ijmp for 3 byte PC devices.
18367 (__tablejump2__): (Ditto.).
18368 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18369 (MULITLIB_DIRNAMES): (Ditto.).
18370 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18372 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18374 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18375 "sse2_umulsidi3". Use V1DI mode for operand 0.
18376 ("mmx_psadbw"): Use V1DI mode for operand 0.
18377 * config/i386/i386-modes.def (V1SI): New vector mode.
18378 * config/i386/i386.c (struct builtin_description)
18379 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18380 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18381 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18382 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18383 v1di_ftype_v8qi_v8qi type.
18384 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18386 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18387 __builtin_ia32_pmuludq]: Fix the mode of return value.
18389 2008-03-15 Richard Guenther <rguenther@suse.de>
18391 PR middle-end/35595
18392 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18395 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18397 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18398 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18399 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18400 unless TARGET_SERIALIZE_VOLATILE is enabled.
18401 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18402 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18403 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18405 2008-03-14 Richard Guenther <rguenther@suse.de>
18407 PR tree-optimization/34172
18408 * tree-flow.h (refs_may_alias_p): Declare.
18409 (get_single_def_stmt): Likewise.
18410 (get_single_def_stmt_from_phi): Likewise.
18411 (get_single_def_stmt_with_phi): Likewise.
18412 * tree-dfa.c (refs_may_alias_p): New function.
18413 (get_single_def_stmt): Likewise.
18414 (get_single_def_stmt_from_phi): Likewise.
18415 (get_single_def_stmt_with_phi): Likewise.
18416 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18417 (vn_reference_lookup_1): New helper function.
18418 (vn_reference_lookup): Walk the virtual use-def chain to
18419 continue searching for a match if the def does not alias the
18420 reference we are looking for.
18422 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18424 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18425 archive and Perzl. Update The Written Word listing.
18427 2008-03-14 Richard Guenther <rguenther@suse.de>
18429 PR tree-optimization/34043
18430 PR tree-optimization/33989
18431 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18433 (bitmap_find_leader): Use extra argument to verify dominance
18434 relationship inside a basic-block.
18435 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18436 (find_leader_in_sets): Adjust.
18437 (create_component_ref_by_pieces): Take extra argument for
18438 dominance check, handle lookup failures.
18439 (find_or_generate_expression): Likewise.
18440 (create_expression_by_pieces): Likewise.
18441 (insert_into_preds_of_block): Adjust.
18442 (create_value_expr_from): If asked for, verify all operands
18443 are in the blocks AVAIL_OUT set.
18444 (make_values_for_stmt): Check for SSA_NAMEs that are life
18445 over an abnormal edge.
18446 (compute_avail): Remove such check.
18447 (do_SCCVN_insertion): New function.
18448 (eliminate): If we do not find a leader suitable for replacement
18449 insert a replacement expression from SCCVN if available.
18450 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18451 (struct vn_ssa_aux): Add needs_insertion flag.
18452 * tree-ssa-sccvn.c (may_insert): New global flag.
18453 (copy_reference_ops_from_ref): Value-number union member access
18454 based on its size, not type and member if insertion is allowed.
18455 (visit_reference_op_load): For a weak match from union type
18456 punning lookup a view-converted value and insert a SSA_NAME
18457 for that value if that is not found.
18458 (visit_use): Make dumps shorter. Do not disallow value numbering
18459 SSA_NAMEs that are life over an abnormal edge to constants.
18460 (free_scc_vn): Release inserted SSA_NAMEs.
18461 (run_scc_vn): New flag to specify whether insertion is allowed.
18462 Process SSA_NAMEs in forward order.
18463 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18464 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18465 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18466 pointer type to/from integral types that do not change the
18467 precision to regular conversions.
18469 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18471 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18472 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18473 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18474 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18475 input arguments and the mode of return value. Built-in functions
18476 that operate on whole 64-bit MMX register now use V1DI mode.
18478 2008-03-13 Alon Dayan <alond@il.ibm.com>
18479 Olga Golovanevsky <olga@il.ibm.com>
18481 PR tree-optimization/35041
18482 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18483 to locate the right position in a statement.
18485 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18489 * config/i386/xmmintrin.h: Change all static inline functions to
18490 extern inline and add __gnu_inline__ attribute.
18491 * config/i386/bmintrin.h: Ditto.
18492 * config/i386/smmintrin.h: Ditto.
18493 * config/i386/tmmintrin.h: Ditto.
18494 * config/i386/mmintrin-common.h: Ditto.
18495 * config/i386/ammintrin.h: Ditto.
18496 * config/i386/emmintrin.h: Ditto.
18497 * config/i386/pmmintrin.h: Ditto.
18498 * config/i386/mmintrin.h: Ditto.
18499 * config/i386/mm3dnow.h: Ditto.
18501 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18503 PR middle-end/35185
18504 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18505 (lower_omp_2): New function.
18506 (lower_omp_1, lower_omp): Rewritten.
18508 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18511 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18512 with the phrase "Microsoft Windows compilers".
18513 (Push/Pop Macro Pragmas): New subsection. Document
18514 #pragma push_macro and pragma pop_macro.
18516 2008-03-12 Paul Brook <paul@codesourcery.com>
18518 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18520 2008-03-12 Paul Brook <paul@codesourcery.com>
18522 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18523 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18524 (thumb2_addsi_shortim): Rename ...
18525 (thumb2_addsi_short): ... to this. Allow register operands.
18526 (thumb2_subsi_short): New pattern.
18527 (thumb2_one_cmplsi2_short,
18528 thumb2_negsi2_short): New patterns and peepholes.
18530 2008-03-12 Paul Brook <paul@codesourcery.com>
18532 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18534 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18536 * config/i386/i386.md (int_cond): New code iterator.
18538 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18539 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18540 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18541 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18542 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18543 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18544 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18545 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18547 2008-03-12 Paul Brook <paul@codesourcery.com>
18549 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18550 instead of {arm,thumb}_compute_save_reg_mask.
18551 (output_return_instruction): Ditto.
18552 (thumb_unexpanded_epilogue): Ditto.
18553 (thumb1_expand_prologue): Ditto.
18554 (thumb1_output_function_prologue): Ditto.
18555 (arm_set_return_address): Ditto.
18556 (thumb_set_return_address): Ditto.
18557 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18558 regs to achieve stack alignment.
18559 (thumb1_compute_save_reg_mask): Fix compiler warning.
18560 (arm_output_epilogue): Use offsets->saved_regs_mask.
18561 Adjust stack pointer by poping call clobered registers.
18562 (arm_expand_prologue): Use offsets->saved_regs_mask.
18563 Adjust stack pointer by pushing extra registers.
18564 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18566 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18569 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18570 conversion to the operands of a multiplication.
18572 2008-03-12 Richard Guenther <rguenther@suse.de>
18574 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18575 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18576 * timevar.def (TV_TREE_PHIPROP): Add.
18577 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18578 pass description. Use TV_TREE_PHIPROP.
18579 * tree-ssa-forwprop.c: Remove phiprop code.
18581 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18583 PR middle-end/35549
18584 * omp-low.c (maybe_lookup_decl): Constify first argument.
18585 (use_pointer_for_field): Change last argument from bool to
18586 omp_context *. Disallow shared copy-in/out in nested
18587 parallel if decl is shared in outer parallel too.
18588 (build_outer_var_ref, scan_sharing_clauses,
18589 lower_rec_input_clauses, lower_copyprivate_clauses,
18590 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18592 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18593 Ira Rosen <irar@il.ibm.com>
18595 * tree-vectorizer.c (free_stmt_vec_info): New function.
18596 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18597 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18598 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18599 * tree-vect-transform.c (vectorizable_conversion): Free
18600 vec_oprnds0 if it was allocated.
18601 (vect_permute_store_chain): Remove unused VECs.
18602 (vectorizable_store): Free VECs that are allocated in the..
18604 (vect_transform_strided_load, vectorizable_load): Likewise.
18605 (vect_remove_stores): Simplify the code.
18606 (vect_transform_loop): Move code to vect_remove_stores().
18607 Call vect_remove_stores() and free_stmt_vec_info().
18609 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18611 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18612 TARGET_HPUX. Revise comment.
18613 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18614 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18615 Use sr4 variant of `be' instruction when not generating PIC code.
18616 (attr_length_call): Adjust for above change.
18618 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18620 * ipa-reference.c (static_execute): Remove module_statics_const and
18621 associated setting code.
18623 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18626 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18627 predicate for operand 1.
18628 (paritysi2_cmp): Use register_operand predicate for operand 2.
18629 Use earlyclobber modifier for operand 1. Remove support for
18631 (paritydi2_cmp): Use register_operand predicate for operand 3.
18632 Use earlyclobber modifier for operand 1. Remove support for
18635 2008-03-11 Paul Brook <paul@codesourcery.com>
18636 Vladimir Prus <vladimir@codesourcery.com>
18638 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18639 (arm_compute_save_reg0_reg12_mask): Always
18640 check if register 11 must be saved. Always safe hard frame pointer
18641 when frame_pointer_needeed.
18642 (arm_compute_save_reg_mask): Save IP and PC
18643 only with apcs frames.
18644 (arm_output_epilogue): Adjust Thumb2 codepath to
18645 be also invoked and work for ARM non-apcs frames.
18646 (arm_expand_prologue): Don't bother saving IP
18647 for non-apcs frame, since it's not clobbered by
18648 prologue code. Implement non-apcs frame
18651 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18653 PR rtl-optimization/35281
18654 * expr.c (convert_move): Use a new pseudo for the intermediate
18655 from_mode->word_mode result.
18657 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18659 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18660 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18661 * toplev.c (compile_file): Don't call it.
18663 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18665 PR middle-end/35526
18666 * expr.c (store_expr): Call emit_block_move if the mode
18667 of "temp" RTX is BLKmode.
18669 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18670 Richard Guenther <rguenther@suse.de>
18672 PR tree-optimization/31358
18673 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18674 the step with a NULL_TREE.
18675 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18676 to sizetype if type is a pointer type.
18677 (add_candidate_1): Don't convert the base and step to
18678 the generic type if the orginal type is a pointer type.
18679 (add_iv_value_candidates): Use sizetype for the step
18680 if type is a pointer type.
18681 (cand_value_at): Likewise.
18682 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18684 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18685 Don't convert the tem affine to the type.
18686 (add_elt_to_tree): Use sizetype for the step if a pointer.
18687 Use POINTER_PLUS_EXPR for pointers.
18688 (aff_combination_to_tree): Use sizetype for the step if a
18691 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18693 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18694 Remove commutativity hint.
18696 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18700 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18701 errorneous type. Check that v is a VAR_DECL.
18703 PR middle-end/35099
18704 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18706 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18708 PR tree-optimization/35494
18709 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18710 may be overriden at link and run time.
18712 2008-03-10 Richard Guenther <rguenther@suse.de>
18714 PR tree-optimization/34677
18715 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18716 (poolify_tree): Likewise.
18717 (modify_expr_template): Likewise.
18718 (poolify_modify_stmt): Likewise.
18719 (insert_fake_stores): Handle all component-ref style stores
18720 in addition to INDIRECT_REF. Also handle complex types.
18721 Do not poolify the inserted load.
18722 (realify_fake_stores): Do not rebuild the tree but only
18723 make it a SSA_NAME copy.
18724 (init_pre): Remove initialzation of modify_expr_template.
18725 Do not allocate modify_expr_node_pool.
18726 (fini_pre): Do not free modify_expr_node_pool.
18728 2008-03-10 Paul Brook <paul@codesourcery.com>
18730 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18731 to avoid conflicts.
18733 2008-03-10 Paul Brook <paul@codesourcery.com>
18734 Mark Shinwell <shinwell@codesourcery.com>
18736 * config/arm/cortex-r4.md: New.
18737 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18739 * config/arm/arm.md: Include cortex-r4.md.
18740 (insn): Add smmls, sdiv and udiv values.
18741 (generic_sched): Don't use generic scheduling for Cortex-R4.
18742 (arm_issue_rate): New function.
18743 (TARGET_SCHED_ISSUE_RATE): Define.
18745 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18747 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18749 2008-03-10 Richard Guenther <rguenther@suse.de>
18751 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18752 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18754 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18756 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18757 Set default to true.
18759 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18761 * c.opt (Wsynth): Deprecate.
18762 * doc/invoke.texi (Option Summary, Warning Options): Document
18763 -Wno-format-contains-nul.
18765 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18768 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18769 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18771 2008-03-09 Ira Rosen <irar@il.ibm.com>
18773 * config/rs6000/rs6000.c (builtin_description): Rename vector
18774 left shift operations.
18775 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18776 (altivec_vsl<VI_char>): Rename to ...
18777 (ashl<mode>3): ... new name.
18778 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18780 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18782 2008-03-08 Richard Guenther <rguenther@suse.de>
18784 * coverage.h (tree_coverage_counter_addr): Declare.
18785 * coverage.c (tree_coverage_counter_addr): New function.
18786 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18787 before using again.
18788 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18789 (tree_gen_one_value_profiler): Likewise.
18790 (tree_gen_ic_profiler): Likewise.
18791 (tree_gen_average_profiler): Likewise.
18792 (tree_gen_ior_profiler): Likewise.
18794 2008-03-08 Richard Guenther <rguenther@suse.de>
18796 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18797 (vn_binary_op_insert): Likewise.
18798 (vn_unary_op_lookup): Likewise.
18799 (vn_unary_op_insert): Likewise.
18800 (vn_nary_op_lookup): Declare.
18801 (vn_nary_op_insert): Likewise.
18802 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18803 and binary hashes, use a single obstack for unary_op_pool
18804 and binary_op_pool.
18805 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18806 a single struct vn_nary_op_s. Store tree code length and
18807 a variable number of operands.
18808 (struct vn_reference_op_struct): Remove unused op2.
18809 (vn_reference_op_eq): Do not compare op2.
18810 (vn_reference_op_compute_hash): Do not compute hash of op2.
18811 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18812 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18813 with vn_nary_op_compute_hash.
18814 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18815 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18817 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18819 (visit_unary_op): Call nary functions.
18820 (visit_binary_op): Likewise.
18821 (process_scc): Adjust for struct vn_tables_s changes.
18822 (allocate_vn_table): Likewise.
18823 (free_vn_table): Likewise.
18824 * tree-vn.c (vn_add): Call nary functions.
18825 (vn_lookup): Likewise.
18827 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18830 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18831 wdst back after sync_compare_and_swapqhi_internal.
18833 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18836 * config/i386/i386-modes.def (V1DI): New vector mode.
18837 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18838 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18839 (MMXMODE248): Ditto.
18840 (MMXMODE): Add V1DI mode.
18841 (mmxvecsize): Change DI mode to V1DI mode.
18842 ("mov<mode>): Use MMXMODEI8 mode iterator.
18843 ("*mov<mode>_internal_rex64"): Ditto.
18844 ("*mov<mode>_internal"): Ditto.
18845 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18846 ("mmx_sub<mode>3"): Ditto.
18847 ("mmx_adddi3"): Remove insn pattern.
18848 ("mmx_subdi3"): Ditto.
18849 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18850 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18851 ("mmx_ashl<mode>3"): Ditto.
18852 ("mmx_lshrdi3"): Remove insn pattern.
18853 ("mmx_ashldi3"): Ditto.
18854 * config/i386/i386.c (classify_argument): Handle V1DImode.
18855 (function_arg_advance_32): Ditto.
18856 (function_arg_32): Ditto.
18857 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18858 mmx_addv1di3 insn pattern.
18859 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18860 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18861 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18862 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18863 Remove definitions of built-in functions.
18864 (V1DI_type_node): New node.
18865 (v1di_ftype_v1di_int): Ditto.
18866 (v1di_ftype_v1di_v1di): Ditto.
18867 (v2si_ftype_v2si_si): Ditto.
18868 (v4hi_ftype_v4hi_di): Remove node.
18869 (v2si_ftype_v2si_di): Ditto.
18870 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18871 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18872 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18873 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18874 Add new builtins using def_builtin_const.
18875 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18876 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18877 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18878 * config/i386/mmintrin.h (__v1di): New typedef.
18879 (_mm_add_si64): Cast arguments to __v1di type.
18880 (_mm_sub_si64): Ditto.
18881 (_mm_sll_pi16): Cast __count to __v4hi type.
18882 (_mm_sll_pi32): Cast __count to __v2si type.
18883 (_mm_sll_si64): Cast arguments to __v1di type.
18884 (_mm_srl_pi16): Cast __count to __v4hi type.
18885 (_mm_srl_pi32): Cast __count to __v2si type.
18886 (_mm_srl_si64): Cast arguments to __v1di type.
18887 (_mm_sra_pi16): Cast __count to __v4hi type.
18888 (_mm_sra_pi32): Cast __count to __v2si type.
18889 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18890 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18891 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18892 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18893 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18894 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18895 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18896 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18897 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18898 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18899 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18900 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18902 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18904 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18906 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18909 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18910 reg+const addressing for Altivec modes. Don't generate reg+reg
18911 addressing for TFmode or TDmode quantities.
18913 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18915 * c-common.c (vector_types_convertible_p): Call langhook
18916 instead of comptypes.
18918 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18921 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18922 integral and scalar float variables which have a
18925 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18927 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18928 dwarf_register_span hook when emitting unwind information for
18929 register-to-memory saves.
18930 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18931 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18933 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18935 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18936 for the same VAR_DECL.
18938 2008-03-06 Tom Tromey <tromey@redhat.com>
18940 * treelang: Delete.
18941 * doc/standards.texi (Standards): Don't mention treelang.
18942 * doc/invoke.texi (Overall Options): Don't mention treelang.
18943 * doc/install.texi (Prerequisites): Don't mention bison or
18945 (Configuration): Don't mention treelang.
18946 (Building): Likewise.
18947 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18949 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18951 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18952 word-extractions out of a multi-word object.
18954 2008-03-06 Richard Guenther <rguenther@suse.de>
18956 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18957 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18958 result type and precision.
18959 * expr.c (get_inner_reference): Set unsignedp based on the result
18960 type of BIT_FIELD_REF.
18961 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18962 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18963 (try_instantiate_multiple_fields): Likewise. Use the correct type
18965 (sra_build_assignment): Likewise.
18966 (sra_build_elt_assignment): Likewise.
18967 (sra_explode_bitfield_assignment): Likewise.
18968 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18969 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18970 set BIT_FIELD_REF_UNSIGNED.
18971 (vectorizable_load): Likewise.
18973 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18975 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18978 2008-03-06 Richard Guenther <rguenther@suse.de>
18980 * alias.c (struct alias_set_entry): Move has_zero_child field
18981 to pack with alias_set.
18983 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18985 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18988 2008-03-05 Ian Lance Taylor <iant@google.com>
18990 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18992 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18994 * fwprop.c (update_df): Support width and offset parameters of
18996 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18997 global_conflicts): Change DF_REF_EXTRACT to either
18998 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18999 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19000 * df-scan.c (df_ref_record, df_defs_record,
19001 df_ref_create_structure, df_def_record_1, df_uses_record,
19002 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19003 df_bb_refs_collect, df_entry_block_defs_collect,
19004 df_exit_block_uses_collect): Support new width and offset fields.
19005 (ref_extract_pool): New storage pool.
19006 (df_free_ref): New function.
19007 (df_reg_chain_unlink, df_free_collection_rec,
19008 df_sort_and_compress_refs): Call df_free_ref.
19009 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19011 (df_ref_create_structure): Allocate df_ref_extract if offset and
19012 width fields are used.
19013 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19014 (df_uses_record): Get offset and width from ZERO_EXTRACT
19016 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19017 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19018 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19019 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19020 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19021 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19022 (df_ref_extract): New structure.
19023 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19024 (df_ref_create): Add width and offset parameters.
19026 2008-03-05 Richard Guenther <rguenther@suse.de>
19028 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19029 Use ranges_overlap_p.
19030 (offset_overlaps_with_access): Rename
19031 to ranges_overlap_p and move ...
19032 * tree-flow-inline.h (ranges_overlap_p): ... here.
19034 * tree.h (get_inner_reference, handled_component_p): Update
19037 * tree.h (record_component_aliases, get_alias_set,
19038 alias_sets_conflict_p, alias_sets_must_conflict_p,
19039 objects_must_conflict_p): Move declarations ...
19040 * alias.h (record_component_aliases, get_alias_set,
19041 alias_sets_conflict_p, alias_sets_must_conflict_p,
19042 objects_must_conflict_p): ... here.
19043 Include coretypes.h.
19044 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19046 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19048 * cfg.c: Include tree-flow.h.
19049 (remove_edge_raw): Call redirect_edge_var_map_clear.
19050 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19051 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19052 (redirect_edge_var_map_result): New.
19053 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19054 PENDING_STMT use with redirect_edge_var_map_*.
19055 * tree-ssa.c (edge_var_maps): New definition.
19056 (redirect_edge_var_map_add): New.
19057 (redirect_edge_var_map_clear): New.
19058 (redirect_edge_var_map_dup): New.
19059 (redirect_edge_var_map_vector): New.
19060 (redirect_edge_var_map_destroy): New.
19061 (ssa_redirect_edge): Replace PENDING_STMT use with
19062 redirect_edge_var_map_*.
19063 (flush_pending_stmts): Same.
19064 (delete_tree_ssa): Destroy edge var map.
19065 * tree-flow.h (struct _edge_var_map): New.
19066 Define edge_var_map vector type.
19067 Declare redirect_edge_var_map_* prototypes.
19068 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19069 * tree-cfg.c (reinstall_phi_args): Replace
19070 PENDING_STMT use with redirect_edge_var_map_*.
19072 2008-03-05 Richard Guenther <rguenther@suse.de>
19074 PR tree-optimization/35472
19075 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19076 whose single use_stmt has a overlapping set of loaded and
19077 stored symbols as that use_stmt might be a noop assignment then.
19079 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19081 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19083 2008-03-05 Richard Guenther <rguenther@suse.de>
19086 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19087 should be constants.
19088 * tree-cfg.c (verify_expr): Verify it.
19089 * fold-const.c (fold_truthop): Remove code generating
19090 BIT_FIELD_REFs of structure bases.
19091 (fold_binary): Likewise.
19092 (fold_ternary): Position and size of BIT_FIELD_REFs are
19093 always host integers.
19094 (make_bit_field_ref): Remove.
19095 (optimize_bit_field_compare): Remove.
19096 (all_ones_mask_p): Remove.
19098 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19101 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19102 (split_block_and_df_analyze): New. Split basic block and rebuild
19104 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19106 (split_pattern_seq): Likewise.
19107 (erase_matching_seqs): Likewise.
19108 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19110 2008-03-04 Geoff Keating <geoffk@apple.com>
19112 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19113 declaration and code.
19114 (tree_invalid_nonnegative_warnv_p): Likewise.
19116 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19118 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19119 examples. Truncate option-names then causing overfull hbox.
19121 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19124 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19126 * configure: Rebuilt.
19128 2008-03-04 Rafael Espíndola <espindola@google.com>
19130 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19131 (tree_unary_nonnegative_warnv_p): New.
19132 (tree_binary_nonnegative_warnv_p): New.
19133 (tree_single_nonnegative_warnv_p): New.
19134 (tree_invalid_nonnegative_warnv_p): New.
19135 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19137 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19140 * opts.c (handle_option): Postpone 'unknown option' errors only for
19143 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19146 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19149 2008-03-04 Rafael Espíndola <espindola@google.com>
19151 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19152 (tree_binary_nonzero_warnv_p): New.
19153 (tree_single_nonzero_warnv_p): New.
19154 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19156 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19158 PR middle-end/35456
19159 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19160 transformations for modes that have signed zeros.
19161 * ifcvt.c (noce_try_abs): Ditto.
19163 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19165 * config/i386/i386.c (override_options): Force
19166 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19168 2008-03-04 Jan Hubicka <jh@suse.cz>
19171 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19174 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19176 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19177 label to probe the stack.
19179 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19181 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19182 (__gthr_win32_mutex_destroy): Declare.
19183 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19184 __gthr_win32_mutex_destroy.
19185 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19187 2008-03-03 Jan Hubicka <jh@suse.cz>
19190 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19191 aggressive on inlining cold calls.
19193 2008-03-03 Richard Guenther <rguenther@suse.de>
19195 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19196 struct copies into the expression table.
19197 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19198 (try_to_simplify): Likewise.
19199 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19200 integral and pointer arguments which do not change the
19201 precision to NOP_EXPRs.
19202 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19203 VIEW_CONVERT_EXPR case.
19205 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19207 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19208 defined in a loop at depth 0 is invariant.
19209 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19210 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19211 be called at loop depth 0.
19213 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19216 * gcc.c (process_command): Update copyright notice dates.
19217 * gcov.c (print_version): Likewise.
19218 * gcov-dump.c (print_version): Likewise.
19219 * mips-tfile.c (main): Likewise.
19220 * mips-tdump.c (main): Likewise.
19222 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19225 * c-common.c (flag_permissive): Delete.
19226 (constant_expression_warnings): Check flags first.
19227 (constant_expression_error): New.
19228 * c-common.h (flag_permissive): Delete.
19229 (constant_expression_error): Declare.
19230 * flags.h (flag_permissive): Declare. Update description.
19231 * diagnostic.c (pedwarn): Update.
19233 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19234 (permissive_error_kind): New.
19235 * toplev.c (flag_permissive): Define. Update description.
19236 * toplev.h (permissive_error_kind): Declare.
19237 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19238 (pedwarn_c90): Use pedantic_warning_kind.
19239 * c-opts.c (c_common_post_options): flag_permissive does not affect
19240 flag_pedantic_errors.
19242 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19244 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19245 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19246 __absvsi2, __absvDI2): Use unsigned arithmetic.
19248 2008-03-02 Andi Kleen <ak@suse.de>
19249 Richard Guenther <rguenther@suse.de>
19251 * struct-equiv.c: Remove file.
19252 * cfg_cleanup.c (condjump_equiv_p): Remove.
19253 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19254 (struct-equiv.o): Remove rule.
19255 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19256 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19257 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19259 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19261 * ifcvt.c (noce_process_if_block): Try to handle only the then
19262 block if the else block exists but isn't suitable.
19264 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19267 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19268 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19269 regression from previous patch.
19271 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19274 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19276 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19277 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19278 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19279 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19280 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19281 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19282 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19283 (__gthread_mutex_destroy_function): Rename to
19284 __gthread_mutex_destroy.
19285 * gthr-dce.h (__gthread_mutex_destroy): Call
19286 pthread_mutex_destroy.
19287 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19288 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19289 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19291 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19293 * df-scan.c (df_ref_chain_change_bb): Simplify.
19294 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19295 set_block_for_insn if there's any change.
19296 * df.h ((df_insn_change_bb): Fix prototype.
19297 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19298 df_insn_change_bb, don't call set_block_for_insn.
19299 * emit-rtl.c (reorder_insns): Likewise.
19300 * haifa-sched.c (move_insn): Likewise.
19302 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19304 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19306 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19308 * tree-flow-inline.h (next_readonly_imm_use): Return
19309 NULL_USE_OPERAND_P after the end.
19311 2008-03-01 Richard Guenther <rguenther@suse.de>
19313 PR tree-optimization/35411
19314 * tree-sra.c (sra_build_assignment): Split conversion to
19315 final type to a separate statement if we are not assigning
19318 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19320 * fold-const.c (fold_convertible_p): Correct the logic to follow
19321 that in fold_convert().
19323 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19326 * tree-inline.c (build_duplicate_type): When we make a
19327 duplicate type, make it unique in the canonical types system.
19329 2008-02-29 Tom Tromey <tromey@redhat.com>
19331 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19332 input_file_stack_history, input_file_stack_restored): Remove.
19333 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19334 * input.h (struct file_stack): Remove.
19335 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19336 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19338 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19340 (diagnostic_last_module_changed): Add 'map' argument.
19341 (diagnostic_set_last_function): Likewise.
19342 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19343 line map, not input_file_stack.
19344 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19346 2008-02-29 Paul Brook <paul@codesourcery.com>
19348 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19350 2008-02-29 Paul Brook <paul@codesourcery.com>
19352 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19354 2008-02-29 Richard Guenther <rguenther@suse.de>
19356 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19358 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19359 value for comparing for a store match.
19360 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19361 (try_to_simplify): Do not do a full-blown reference lookup.
19363 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19365 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19366 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19368 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19370 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19372 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19373 strides against cache sizes.
19375 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19377 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19380 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19382 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19383 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19384 is smaller than the original promoted value.
19385 (simplify_subreg): If OP is a SUBREG, try to preserve its
19386 SUBREG_PROMOTED_VAR_P information.
19388 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19390 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19391 (VN_INFO_GET): Allocate new objects on the obstack.
19392 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19393 for rpo_numbers_temp, for consistency.
19394 (free_scc_vn): Free the obstack.
19396 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19398 * doc/invoke.texi: Document -ftree-loop-distribution.
19399 * tree-loop-distribution.c: New.
19400 * tree-pass.h (pass_loop_distribution): New.
19401 * graphds.h (struct graph): Add htab_t indices.
19402 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19403 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19404 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19405 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19406 * tree-data-ref.c (debug_data_dependence_relations): New.
19407 (dump_data_dependence_relation): Also print data references.
19408 (free_data_ref): Extern.
19409 (same_access_functions): Moved...
19410 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19411 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19412 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19413 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19414 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19415 (stmts_from_loop): Skip LABEL_EXPR.
19416 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19418 (build_rdg): Initialize rdg->indices htab.
19419 (free_rdg, stores_from_loop, ref_base_address,
19420 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19421 have_similar_memory_accesses_1, ref_base_address_1,
19422 remove_similar_memory_refs): New.
19423 * tree-data-ref.h: Depend on tree-chrec.h.
19424 (debug_data_dependence_relations, free_data_ref): Declared.
19425 (same_access_functions): ... here.
19426 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19428 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19429 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19430 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19431 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19432 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19433 rdg_vertex_for_stmt): Declared.
19434 (struct rdg_edge): Add level.
19436 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19437 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19439 (rdg_has_similar_memory_accesses): New.
19440 * tree-vect-analyze.c: Remove unused static decls.
19441 * lambda.h (dependence_level): New.
19442 * common.opt (ftree-loop-distribution): New.
19443 * tree-flow.h (mark_virtual_ops_in_bb,
19444 slpeel_tree_duplicate_loop_to_edge_cfg,
19445 rename_variables_in_loop): Declared.
19446 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19447 (OBJS-common): Add tree-loop-distribution.o.
19448 (tree-loop-distribution.o): New rule.
19449 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19450 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19451 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19453 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19456 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19457 other than structures and unions.
19459 2008-02-28 Richard Guenther <rguenther@suse.de>
19462 2008-02-26 Richard Guenther <rguenther@suse.de>
19464 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19465 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19466 (lookup_decl_from_uid): Declare.
19467 (remove_decl_from_map): Likewise.
19468 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19469 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19470 (decl_for_uid_map): New global hashtable mapping DECL_UID
19472 (init_ttree): Allocate it.
19473 (insert_decl_to_uid_decl_map): New helper function.
19474 (make_node_stat): Insert new decls into the map.
19475 (copy_node_stat): Likewise.
19476 (lookup_decl_from_uid): New function.
19477 (remove_decl_from_map): Likewise.
19478 (print_decl_for_uid_map_statistics): New helper.
19479 (dump_tree_statistics): Call it.
19481 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19482 (referenced_var_iterator): Adjust.
19483 (FOR_EACH_REFERENCED_VAR): Adjust.
19484 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19485 (num_referenced_vars): Adjust.
19486 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19487 (first_referenced_var): Remove.
19488 (end_referenced_vars_p): Likewise.
19489 (next_referenced_var): Likewise.
19490 (referenced_var_iterator_set): New helper function.
19491 * tree-dfa.c (referenced_var_lookup): Adjust.
19492 (referenced_var_check_and_insert): Likewise.
19493 (remove_referenced_var): Likewise.
19494 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19495 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19496 (verify_call_clobbering): Likewise.
19497 (verify_memory_partitions): Likewise.
19498 (init_tree_ssa): Allocate bitmap instead of hashtable for
19500 (delete_tree_ssa): Adjust.
19501 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19502 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19503 (compute_tag_properties): Likewise.
19504 (set_initial_properties): Likewise.
19505 (find_partition_for): Likewise.
19506 (update_reference_counts): Likewise.
19507 (dump_may_aliases_for): Likewise.
19508 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19509 (add_call_clobber_ops): Likewise.
19510 (add_call_read_ops): Likewise.
19511 (get_asm_expr_operands): Likewise.
19512 * tree-into-ssa.c (dump_decl_set): Likewise.
19513 (update_ssa): Likewise.
19514 * tree-sra.c (scan_function): Likewise.
19515 (decide_instantiations): Likewise.
19516 (scalarize_parms): Likewise.
19517 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19518 (dsa_named_for): Likewise.
19519 * tree-ssa-structalias.c (update_alias_info): Likewise.
19520 (merge_smts_into): Likewise.
19522 2008-02-27 David Daney <ddaney@avtrex.com>
19525 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19526 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19527 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19528 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19529 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19531 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19534 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19535 (BUILT_IN_NEXTTOWARD): Remove.
19536 (BUILT_IN_NEXTTOWARDF): Ditto.
19537 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19538 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19540 2008-02-27 Tom Tromey <tromey@redhat.com>
19542 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19543 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19545 2008-02-27 Jan Beulich <jbeulich@novell.com>
19547 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19548 update the respective field on newdecl.
19550 2008-02-27 Revital Eres <eres@il.ibm.com>
19552 PR rtl-optimization/34999
19553 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19554 crossing edges that ends with a call insn.
19555 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19556 call insn and clear the EDGE_CROSSING flag of the crossing edge
19557 when fixing fallthru edges.
19559 2008-02-27 Richard Guenther <rguenther@suse.de>
19561 PR middle-end/35390
19562 * fold-const.c (fold_unary): Return the correct argument,
19563 converted to the result type.
19565 2008-02-27 Richard Guenther <rguenther@suse.de>
19567 PR middle-end/34971
19568 * expr.c (expand_expr_real_1): Assert on rotates that operate
19570 * fold-const.c (fold_binary): Use the types precision, not the
19571 bitsize of the mode if folding rotate expressions. Build rotates
19572 only for full modes.
19574 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19576 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19577 and CPP_PRAGMA_EOL.
19578 * c-pragma.c (pragma_ns_name): New typedef.
19579 (registered_pp_pragmas): New variable.
19580 (c_pp_lookup_pragma): New function.
19581 (c_register_pragma_1): If flag_preprocess_only, do nothing
19582 for non-expanded pragmas, for expanded ones push pragma's
19583 namespace and name into registered_pp_pragmas vector.
19584 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19585 flag_preprocess_only, don't register GCC pch_preprocess
19586 pragma if flag_preprocess_only.
19587 * c-opts.c (c_common_init): Call init_pragma even if
19588 flag_preprocess_only.
19589 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19590 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19591 cpp_register_pragma if flag_preprocess_only.
19593 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19596 * c-parser.c (c_parser_translation_unit): Warn for empty
19597 translation unit, not empty source file.
19599 2008-02-26 Paul Brook <paul@codesourcery.com>
19601 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19602 operand for Thumb-2.
19603 * config/arm/arm.h (reg_class): Add CORE_REGS.
19604 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19605 (BASE_REG_CLASS): Use CORE_REGS.
19606 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19607 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19608 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19609 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19610 ARM_REGNO_OK_FOR_INDEX_P.
19611 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19612 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19613 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19614 (ldm/stm peepholes): Ditto.
19615 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19616 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19617 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19618 * config/arm/constraints.md: Enable "k" constraint on ARM.
19620 2008-02-27 Ben Elliston <bje@au.ibm.com>
19622 * config/rs6000/rs6000.c: Annotate cache line size field in all
19623 instances of struct processor_costs.
19625 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19627 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19628 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19629 jump_bypass): New counters.
19630 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19631 * dce.c (gate_ud_dce): Same.
19632 (gate_fast_dce): Same.
19633 * dse.c (gate_dse1): New function.
19634 (gate_dse2): New function.
19635 (gate_dse): Merge results of new gate functions.
19636 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19637 (gate_handle_jump_bypass): Add dbg_cnt.
19638 (gate_handle_gcse): Add dbg_cnt.
19639 * ifcvt.c (gate_handle_if_conversion): Same.
19640 (gate_handle_if_after_combine): Same.
19641 (gate_handle_if_after_reload): Same.
19642 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19644 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19646 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19648 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19650 2008-02-26 Jason Merrill <jason@redhat.com>
19653 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19654 alone if it's the naming decl for the type's main variant.
19656 2008-02-26 Tom Tromey <tromey@redhat.com>
19658 * system.h (USE_MAPPED_LOCATION): Poison.
19659 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19660 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19661 (make_goto_expr_edges): Likewise.
19662 (remove_bb): Likewise.
19663 (execute_warn_function_return): Likewise.
19664 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19666 * c-common.c (fname_decl): Remove old location code.
19667 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19669 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19671 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19672 (gen_rtx_ASM_INPUT): Likewise.
19673 (gen_rtx_ASM_INPUT_loc): Likewise.
19674 (get_rtx_asm_OPERANDS): Remove.
19675 * cfglayout.c (insn_locators_alloc): Remove old location code.
19676 (set_curr_insn_source_location): Likewise.
19677 (curr_insn_locator): Likewise.
19678 * print-tree.c (print_node): Remove old location code.
19679 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19680 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19681 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19682 location_from_locus.
19683 (construct_exit_block): Remove old location code.
19684 * emit-rtl.c (force_next_line_note): Remove old location code.
19685 * profile.c (branch_prob): Remove old location code.
19686 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19687 LOC_LINE): Remove old-location variants.
19688 * langhooks.c (lhd_print_error_function): Remove old location
19690 * configure, config.in: Rebuilt.
19691 * configure.ac (--enable-mapped-location): Remove.
19692 * c-decl.c (c_init_decl_processing): Remove old location code.
19693 (finish_function): Likewise.
19694 * recog.c (decode_asm_operands): Remove old location code.
19695 * c-pch.c (c_common_read_pch): Remove old location code.
19696 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19698 * gimple-low.c (lower_function_body): Remove old location code.
19699 * toplev.c (unknown_location): Remove.
19700 (push_srcloc): Remove old-location variant.
19701 (process_options): Remove old location code.
19702 (lang_dependent_init): Likewise.
19703 * input.h (UNKNOWN_LOCATION): Move definition.
19704 (location_t): Undeprecate.
19705 (source_locus): Remove.
19706 (location_from_locus): Remove.
19707 (struct location_s): Remove.
19708 Remove all old-location code.
19709 (input_line, input_filename): Remove.
19710 * final.c (final_scan_insn): Remove old location code.
19711 * diagnostic.c (diagnostic_build_prefix): Remove
19712 USE_MAPPED_LOCATION test.
19713 * tree.h (gimple_stmt) <locus>: Now a location_t.
19714 (tree_exp) <locus>: Likewise.
19715 (DECL_IS_BUILTIN): Remove old-location variant.
19716 (annotate_with_file_line, annotate_with_locus): Likewise.
19717 (expr_locus, set_expr_locus): Update.
19718 * tree.c (build1_stat): Remove old location code.
19719 (last_annotated_node): Remove.
19720 (annotate_with_file_line): Remove old-location variant.
19721 (annotate_with_locus): Likewise.
19722 (expr_location): Remove old location code.
19723 (set_expr_location): Likewise.
19724 (expr_has_location): Likewise.
19725 (expr_locus): Likewise.
19726 (set_expr_locus): Likewise.
19727 (expr_filename): Don't use location_from_locus.
19728 (expr_lineno): Likewise.
19729 * rtl-error.c (location_for_asm): Remove old location code.
19730 * c-lex.c (cb_line_change): Remove old location code.
19731 (fe_file_change): Likewise.
19732 (cb_def_pragma): Likewise.
19733 (c_lex_with_flags): Likewise.
19734 * gengtype.c (do_typedef): Don't special-case location types.
19735 (define_location_structures): Remove.
19736 (main): Don't call define_location_structures.
19737 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19740 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19743 * builtins.def (BUILT_IN_STDARG_START): Remove.
19744 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19745 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19746 * tree-inline.c (inline_forbidden_p_1): Likewise.
19748 2008-02-26 Richard Guenther <rguenther@suse.de>
19750 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19751 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19752 (lookup_decl_from_uid): Declare.
19753 (remove_decl_from_map): Likewise.
19754 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19755 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19756 (decl_for_uid_map): New global hashtable mapping DECL_UID
19758 (init_ttree): Allocate it.
19759 (insert_decl_to_uid_decl_map): New helper function.
19760 (make_node_stat): Insert new decls into the map.
19761 (copy_node_stat): Likewise.
19762 (lookup_decl_from_uid): New function.
19763 (remove_decl_from_map): Likewise.
19764 (print_decl_for_uid_map_statistics): New helper.
19765 (dump_tree_statistics): Call it.
19767 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19768 (referenced_var_iterator): Adjust.
19769 (FOR_EACH_REFERENCED_VAR): Adjust.
19770 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19771 (num_referenced_vars): Adjust.
19772 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19773 (first_referenced_var): Remove.
19774 (end_referenced_vars_p): Likewise.
19775 (next_referenced_var): Likewise.
19776 (referenced_var_iterator_set): New helper function.
19777 * tree-dfa.c (referenced_var_lookup): Adjust.
19778 (referenced_var_check_and_insert): Likewise.
19779 (remove_referenced_var): Likewise.
19780 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19781 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19782 (verify_call_clobbering): Likewise.
19783 (verify_memory_partitions): Likewise.
19784 (init_tree_ssa): Allocate bitmap instead of hashtable for
19786 (delete_tree_ssa): Adjust.
19787 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19788 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19789 (compute_tag_properties): Likewise.
19790 (set_initial_properties): Likewise.
19791 (find_partition_for): Likewise.
19792 (update_reference_counts): Likewise.
19793 (dump_may_aliases_for): Likewise.
19794 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19795 (add_call_clobber_ops): Likewise.
19796 (add_call_read_ops): Likewise.
19797 (get_asm_expr_operands): Likewise.
19798 * tree-into-ssa.c (dump_decl_set): Likewise.
19799 (update_ssa): Likewise.
19800 * tree-sra.c (scan_function): Likewise.
19801 (decide_instantiations): Likewise.
19802 (scalarize_parms): Likewise.
19803 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19804 (dsa_named_for): Likewise.
19805 * tree-ssa-structalias.c (update_alias_info): Likewise.
19806 (merge_smts_into): Likewise.
19808 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19811 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19812 * c-opts.c (c_common_handle_option): Wall enables
19813 Wvolatile-register-var.
19814 * common.opt: Move Wvolatile-register-var to...
19817 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19819 * common.opt (Wlarger-than=): New.
19820 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19822 * opts.c (common_handle_option): Handle -Wlarger-than=.
19823 * optc-gen.awk: Likewise.
19824 * opth-gen.awk: Likewise.
19825 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19826 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19828 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19830 * c-common.c (match_case_to_enum_1): Add appropriate
19831 OPT_W* parameter to warning.
19832 (c_do_switch_warnings): Likewise.
19833 * c-typeck.c (warning_init): Add one more parameter following
19834 'warning' function.
19835 (push_init_level): Update call to warning_init.
19836 (pop_init_level): Likewise.
19837 (add_pending_init): Likewise.
19838 (output_init_element: Likewise.
19840 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19843 * toplev.c (toplev_main): If there are warnings or error, print
19844 errors for ignored options.
19845 * opts.c (ignored_options): New static variable.
19846 (postpone_unknown_option_error): New.
19847 (print_ignored_options): New.
19848 (handle_option): Postpone errors for unknown -Wno-* options.
19849 * opts.h (print_ignored_options): Declare.
19851 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19853 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19856 2008-02-25 Richard Guenther <rguenther@suse.de>
19859 2008-02-25 Richard Guenther <rguenther@suse.de>
19861 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19862 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19863 (lookup_decl_from_uid): Declare.
19864 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19865 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19866 (decl_for_uid_map): New global hashtable mapping DECL_UID
19868 (init_ttree): Allocate it.
19869 (insert_decl_to_uid_decl_map): New helper function.
19870 (make_node_stat): Insert new decls into the map.
19871 (copy_node_stat): Likewise.
19872 (lookup_decl_from_uid): New function.
19873 (print_decl_for_uid_map_statistics): New helper.
19874 (dump_tree_statistics): Call it.
19876 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19877 (referenced_var_iterator): Adjust.
19878 (FOR_EACH_REFERENCED_VAR): Adjust.
19879 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19880 (num_referenced_vars): Adjust.
19881 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19882 (first_referenced_var): Remove.
19883 (end_referenced_vars_p): Likewise.
19884 (next_referenced_var): Likewise.
19885 (referenced_var_iterator_set): New helper function.
19886 * tree-dfa.c (referenced_var_lookup): Adjust.
19887 (referenced_var_check_and_insert): Likewise.
19888 (remove_referenced_var): Likewise.
19889 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19890 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19891 (verify_call_clobbering): Likewise.
19892 (verify_memory_partitions): Likewise.
19893 (init_tree_ssa): Allocate bitmap instead of hashtable for
19895 (delete_tree_ssa): Adjust.
19896 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19897 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19898 (compute_tag_properties): Likewise.
19899 (set_initial_properties): Likewise.
19900 (find_partition_for): Likewise.
19901 (update_reference_counts): Likewise.
19902 (dump_may_aliases_for): Likewise.
19903 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19904 (add_call_clobber_ops): Likewise.
19905 (add_call_read_ops): Likewise.
19906 (get_asm_expr_operands): Likewise.
19907 * tree-into-ssa.c (dump_decl_set): Likewise.
19908 (update_ssa): Likewise.
19909 * tree-sra.c (scan_function): Likewise.
19910 (decide_instantiations): Likewise.
19911 (scalarize_parms): Likewise.
19912 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19913 (dsa_named_for): Likewise.
19914 * tree-ssa-structalias.c (update_alias_info): Likewise.
19915 (merge_smts_into): Likewise.
19917 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19920 * doc/invoke.texi (-fcx-limited-range): Document new option.
19921 * toplev.c (process_options): Handle -fcx-fortran-rules.
19922 * common.opt: Add documentation for -fcx-fortran-rules.
19924 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19927 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19928 actual behaviour and C99.
19930 2008-02-26 Ben Elliston <bje@au.ibm.com>
19932 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19933 (ASM_CPU_POWER6_SPEC): Likewise.
19934 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19935 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19936 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19938 2008-02-25 Richard Guenther <rguenther@suse.de>
19940 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19941 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19942 (lookup_decl_from_uid): Declare.
19943 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19944 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19945 (decl_for_uid_map): New global hashtable mapping DECL_UID
19947 (init_ttree): Allocate it.
19948 (insert_decl_to_uid_decl_map): New helper function.
19949 (make_node_stat): Insert new decls into the map.
19950 (copy_node_stat): Likewise.
19951 (lookup_decl_from_uid): New function.
19952 (print_decl_for_uid_map_statistics): New helper.
19953 (dump_tree_statistics): Call it.
19955 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19956 (referenced_var_iterator): Adjust.
19957 (FOR_EACH_REFERENCED_VAR): Adjust.
19958 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19959 (num_referenced_vars): Adjust.
19960 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19961 (first_referenced_var): Remove.
19962 (end_referenced_vars_p): Likewise.
19963 (next_referenced_var): Likewise.
19964 (referenced_var_iterator_set): New helper function.
19965 * tree-dfa.c (referenced_var_lookup): Adjust.
19966 (referenced_var_check_and_insert): Likewise.
19967 (remove_referenced_var): Likewise.
19968 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19969 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19970 (verify_call_clobbering): Likewise.
19971 (verify_memory_partitions): Likewise.
19972 (init_tree_ssa): Allocate bitmap instead of hashtable for
19974 (delete_tree_ssa): Adjust.
19975 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19976 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19977 (compute_tag_properties): Likewise.
19978 (set_initial_properties): Likewise.
19979 (find_partition_for): Likewise.
19980 (update_reference_counts): Likewise.
19981 (dump_may_aliases_for): Likewise.
19982 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19983 (add_call_clobber_ops): Likewise.
19984 (add_call_read_ops): Likewise.
19985 (get_asm_expr_operands): Likewise.
19986 * tree-into-ssa.c (dump_decl_set): Likewise.
19987 (update_ssa): Likewise.
19988 * tree-sra.c (scan_function): Likewise.
19989 (decide_instantiations): Likewise.
19990 (scalarize_parms): Likewise.
19991 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19992 (dsa_named_for): Likewise.
19993 * tree-ssa-structalias.c (update_alias_info): Likewise.
19994 (merge_smts_into): Likewise.
19996 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19999 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20000 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20001 * alias.h (nonoverlapping_memrefs_p): Likewise.
20003 2008-02-25 Jan Beulich <jbeulich@novell.com>
20005 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20006 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20007 __emultls_get_address, __emultls_register_common,
20008 __floatundi?f, and _Unwind_GetIPInfo.
20009 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20010 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20011 (gen_regparm_prefix): Likewise.
20012 (i386_nlm_encode_section_info): Sync with
20013 config/i386/winnt.c:i386_pe_encode_section_info().
20014 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20015 i386_nlm_mangle_decl_assembler_name): New.
20016 (netware_override_options): New.
20017 * config/i386/netware.h (netware_override_options): Declare.
20018 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20019 (i386_nlm_mangle_decl_assembler_name): Declare.
20020 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20022 2008-02-25 Ben Elliston <bje@au.ibm.com>
20025 * c-decl.c (grokdeclarator): Remove unused local variables
20026 `typedef_type' and `type_as_written'.
20028 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20029 unused local variable `has_hot_blocks'.
20030 (fix_crossing_conditional_branches): Remove unused local variable
20033 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20035 PR middle-end/19984
20036 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20037 using DEF_C99_BUILTIN.
20038 (BUILT_IN_NANF): Ditto.
20039 (BUILT_IN_NANL): Ditto.
20041 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20042 Revital Eres <eres@il.ibm.com>
20044 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20045 regarding the order of two dependent insns in the same row.
20047 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20049 * stor-layout.c (layout_decl): Do not bump the alignment of a
20050 bit-field to more than byte alignment if it is packed.
20052 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20054 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20057 2008-02-24 Diego Novillo <dnovillo@google.com>
20059 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20062 * tree-vrp.c (vrp_evaluate_conditional): With
20063 -Wtype-limits, emit a warning when comparing against a
20064 constant outside the natural range of OP0's type.
20065 * c.opt (Wtype-limits): Move ...
20066 * common.opt (Wtype-limits): ... here.
20068 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20070 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20071 * config/rs6000/e300c2c3.md: New file.
20072 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20074 (rs6000_override_options): Add e300c2 and e300c3 cases to
20075 processor_target_table. Do not allow usage of Altivec or Spe
20076 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20077 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20078 * config/rs6000/rs6000.h (processor_type): Add
20079 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20080 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20081 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20082 and ppce300c3. Include e300c2c3.md.
20084 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20086 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20087 instead of TARGET_STRICT_ALIGN.
20089 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20091 * explow.c (memory_address): Assert that the generated address is
20094 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20097 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20098 * config/darwin-ppc-ldouble-patch.def: New file.
20099 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20100 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20101 SUBTARGET_INIT_BUILTINS if defined.
20102 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20105 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20108 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20109 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20111 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20114 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20115 file" warning condtional on -Winvalid-PCH.
20117 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20119 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20121 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20125 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20126 prevent reload from using MMX registers.
20127 (*mov<mode>_internal): Ditto.
20128 (*movv2sf_internal_rex64): Ditto.
20129 (*movv2sf_internal): Ditto.
20131 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20133 PR documentation/31569
20134 * doc/install.texi2html: Use makeinfo --no-number-sections.
20136 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20138 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20139 ensure that we can address an entire entity > 8 bytes. Don't
20140 generate reg+reg addressing for such data.
20142 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20144 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20145 strings when optimizing for size, unless the target cares about
20148 2008-02-22 Tom Tromey <tromey@redhat.com>
20150 * regclass.c (current_pass): Remove declaration.
20152 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20154 * config/avr/libgcc.S (__RAMPZ__): Define.
20155 (__do_copy_data): Add for devices with 128KB code memory.
20157 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20159 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20161 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20163 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20165 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20168 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20171 * c-typeck.c (build_binary_op): Warn about floating point
20172 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20174 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20177 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20178 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20180 (rs6000_override_options): Set altivec_abi as default, not override,
20181 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20182 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20183 is used; use new member spe_abi.
20184 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20185 spe_abi and altivec_abi.
20187 2008-02-22 Tomas Bily <tbily@suse.cz>
20189 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20191 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20194 * config.build (build_file_translate): Set to `CMD //c' only if
20196 * Makefile.in (build_file_translate): Improve comment.
20198 2008-02-21 Jan Hubicka <jh@suse.cz>
20200 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20201 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20202 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20204 2008-02-21 Michael Matz <matz@suse.de>
20207 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20209 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20211 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20212 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20213 as insn constraint.
20214 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20215 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20216 SSE_VEC_FLOAT_MODE_P as insn constraint.
20217 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20218 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20219 sse4a_movntdf using MODEF mode iterator.
20220 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20221 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20222 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20223 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20224 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20225 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20226 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20228 2008-02-21 Richard Guenther <rguenther@suse.de>
20230 * tree.def (PAREN_EXPR): New tree code.
20231 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20233 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20234 * expr.c (expand_expr_real_1): Likewise.
20235 * tree-inline.c (estimate_num_insns_1): Likewise.
20236 * tree-complex.c (expand_complex_move): Likewise.
20237 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20240 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20243 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20245 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20248 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20250 * config/sh/sh.c (find_barrier): Don't go past
20251 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20253 2008-02-20 DJ Delorie <dj@redhat.com>
20255 * config/h8300/h8300.md (insv): Force source operand to be a register.
20257 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20258 as a jump, not as a plain insn.
20260 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20262 * doc/invoke.texi (Warning Options): Add new option
20263 -Wframe-larger-than=.
20264 (-Wframe-larger-than): Document.
20266 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20267 Add declarations for new option variables.
20269 * final.c (final_start_function): Check the frame size
20270 before emission and issue a Wframe-larger-than warning.
20272 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20273 Add definitions for new option variables.
20274 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20276 * common.opt (Wframe-larger-than=): New option.
20278 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20280 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20281 (<sse>_div<mode>3): Ditto.
20282 (<sse>_vmdiv<mode>3): Ditto.
20283 (<sse>_vmsqrt<mode>2): Ditto.
20284 (*smax<mode>3): Ditto.
20285 (sse5_frcz<mode>2): Ditto.
20286 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20287 as insn constraint.
20289 2008-02-20 Richard Guenther <rguenther@suse.de>
20291 PR middle-end/35265
20292 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20293 be happy with INTEGRAL_TYPE_P.
20295 2008-02-20 Richard Guenther <rguenther@suse.de>
20297 * fold-const.c (split_tree): Associate floatig-point expressions
20298 if flag_associative_math is set.
20300 2008-02-20 Richard Guenther <rguenther@suse.de>
20302 * tree.h (fold_real_zero_addition_p): Declare.
20303 * fold-const.c (fold_real_zero_addition_p): Export.
20304 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20305 floating-point operations with zero and one.
20307 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20309 * doc/install.texi: Correct references to CFLAGS, replacing them
20310 with BOOT_CFLAGS. Document flags used during bootstrap for
20313 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20315 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20316 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20317 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20319 (smin<mode>3): Ditto from similar patterns.
20320 (smax<mode>3): Ditto.
20321 (*ieee_smin<mode>3): Ditto.
20322 (*ieee_smax<mode>3): Ditto.
20323 * config/i386/sse.md (sse): New mode attribute.
20324 (mov<mode>): Macroize expander from movv4sf and movv2df using
20325 SSEMODEF2P mode iterator.
20326 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20327 SSE_VEC_FLOAT_MODE_P as insn constraint.
20328 (storent<mode>): Ditto.
20329 (storent<mode>): Macroize expander from storentsf and storentdf using
20330 MODEF mode iterator.
20331 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20332 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20333 (abs<mode>2): Ditto from similar patterns.
20334 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20335 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20336 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20337 (<sse>_vmsqrt<mode>2): Ditto.
20338 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20339 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20340 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20341 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20342 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20343 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20344 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20346 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20347 iterator and SSE_FLOAT_MODE_P as insn constraint.
20348 (<sse>_ucomi): Ditto from similar patterns.
20349 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20350 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20351 SSE_VEC_FLOAT_MODE_P as insn constraint.
20352 (vcond<mode>): Ditto from similar patterns.
20353 (and<mode>3, *and<mode>3): Ditto.
20354 (<sse>_nand<mode>3): Ditto.
20355 (ior<mode>3, *ior<mode>3): Ditto.
20356 (xor<mode>3, *xor<mode>3): Ditto.
20357 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20358 iterator and SSE_FLOAT_MODE_P as insn constraint.
20359 (*nand<mode>3): Ditto from similar patterns.
20360 (*ior<mode>3): Ditto.
20361 (*xor<mode>3): Ditto.
20363 2008-02-20 Ira Rosen <irar@il.ibm.com>
20365 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20366 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20367 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20369 2008-02-19 Jan Hubicka <jh@suse.cz>
20371 * predict.c (tree_bb_level_predictions): Remove variable next
20372 mistakely introduced by previous commit.
20374 2008-02-19 Jan Hubicka <jh@suse.cz>
20376 * predict.c (predict_paths_leading_to): Rewrite.
20377 (predict_paths_for_bb): New.
20378 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20380 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20383 * Makefile.in (build_file_translate): New.
20384 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20385 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20386 * configure.ac (build_file_translate): Substitute it.
20387 * configure: Regenerate.
20389 2008-02-19 Jan Hubicka <jh@suse.cz>
20391 PR rtl-optimization/34408
20392 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20395 2008-02-19 Jan Hubicka <jh@suse.cz>
20397 PR middle-end/28779
20398 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20401 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20404 * config/i386/i386-modes.def: Revert the last DI alignment
20405 change until Ada people can look into it.
20407 2008-02-19 Nick Clifton <nickc@redhat.com>
20409 * opts.c (print_specific_help): Fix typo in --help text.
20411 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20414 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20415 32-bit inline asm without asm alternatives for host GCC < 3.0.
20417 2008-02-19 Richard Guenther <rguenther@suse.de>
20419 PR tree-optimization/34989
20420 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20421 Allow propagation to INDIRECT_REF if we can simplify only.
20423 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20425 * c-common.c (warn_for_collisions_1): Use appropriate option when
20428 2008-02-19 Nick Clifton <nickc@redhat.com>
20431 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20432 (handle_options): Fix indentation.
20433 (print_filtered_help): If no language-specific options were
20434 displayed tell the user how to list all the options supported by
20435 the language's front-end.
20436 (print_specific_help): Fix indentation and remove duplicate line.
20437 (common_handle_option): Handle the -v option.
20438 For --help enable the display of undocumented options if the -v
20439 switch has been included on the command line.
20440 For --help= check for overlaps in the arguments between the option
20441 classes and the language names and issue a warning when they
20442 cannot be disambiguated.
20443 * c.opt (v): Pass on to the common option handler.
20445 2008-02-19 Revital Eres <eres@il.ibm.com>
20447 * modulo-sched.c (sms_schedule): Change dump message when
20448 create_ddg function fails.
20449 (try_scheduling_node_in_cycle): Rename row to cycle.
20450 (print_partial_schedule): Rename CYCLE to ROW.
20452 2008-02-19 Christian Bruel <christian.bruel@st.com>
20453 Zdenek Dvorak <ook@ucw.cz>
20455 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20457 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20460 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20461 (*x86_movdicc_0_m1_se): Ditto.
20463 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20465 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20466 (CMPtype): Define as __gcc_CMPtype.
20467 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20468 (CMPtype): Define as __gcc_CMPtype.
20470 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20472 Support valgrind 3.3 for --enable-checking=valgrind.
20473 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20475 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20476 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20477 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20478 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20479 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20480 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20481 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20483 * ggc-zone.c: Similar.
20484 * ggc-page.c: Similar.
20486 2008-02-19 Paul Brook <paul@codesourcery.com>
20489 * config/arm/ieee754-df.S: Fix do_it typo.
20490 * config/arm/ieee754-sf.S: Fix do_it typo.
20492 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20495 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20496 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20497 (OPTION_MASK_ISA_SSE_SET): Likewise.
20498 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20499 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20500 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20501 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20502 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20503 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20504 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20505 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20506 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20507 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20508 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20509 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20510 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20511 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20512 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20513 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20514 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20515 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20516 (OPTION_MASK_ISA_SSE4): Removed.
20517 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20518 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20519 (override_options): Don't turn on implied SSE/MMX bits in
20522 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20524 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20527 2008-02-18 Joey Ye <joey.ye@intel.com>
20529 PR middle-end/34921
20530 * tree-nested.c (insert_field_into_struct): Set type alignment
20531 to field alignment if the former is less than the latter.
20533 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20535 * BASE-VER: Set to 4.4.0.
20537 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20539 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20540 * doc/cfg.texi: Likewise.
20541 * doc/extend.texi: Likewise.
20542 * doc/gty.texi: Likewise.
20543 * doc/invoke.texi: Likewise.
20544 * doc/loop.texi: Likewise.
20545 * doc/md.texi: Likewise.
20546 * doc/passes.texi: Likewise.
20547 * doc/rtl.texi: Likewise.
20548 * doc/sourcebuild.texi: Likewise.
20549 * doc/tm.texi: Likewise.
20550 * doc/tree-ssa.texi: Likewise.
20552 2008-02-17 Richard Guenther <rguenther@suse.de>
20554 PR middle-end/35227
20555 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20556 without default definition.
20558 2008-02-17 Richard Guenther <rguenther@suse.de>
20560 PR tree-optimization/35231
20561 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20564 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20567 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20568 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20569 libgcc_cmp_return mode.
20571 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20574 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20576 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20578 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20581 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20583 * doc/c-tree.texi: Use `@.' where appropriate.
20584 * doc/extend.texi: Likewise.
20585 * doc/install.texi: Likewise.
20586 * doc/invoke.texi: Likewise.
20587 * doc/loop.texi: Likewise.
20588 * doc/makefile.texi: Likewise.
20589 * doc/md.texi: Likewise.
20590 * doc/passes.texi: Likewise.
20591 * doc/standards.texi: Likewise.
20592 * doc/tm.texi: Likewise.
20594 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20596 PR middle-end/35196
20597 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20599 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20600 rather than in entry_bb.
20602 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20604 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20605 libgcc_cmp_return mode.
20607 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20609 PR middle-end/35130
20610 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20611 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20613 2008-02-15 Richard Guenther <rguenther@suse.de>
20614 Zdenek Dvorak <ook@ucw.cz>
20616 PR tree-optimization/35164
20617 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20618 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20619 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20620 Only propagate addresses which do not have abnormal SSA_NAMEs
20623 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20626 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20628 2008-02-15 Jan Hubicka <jh@suse.cz>
20630 PR middle-end/35149
20631 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20633 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20635 PR middle-end/34621
20636 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20637 when calculating alignment_pad.
20639 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20641 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20642 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20643 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20644 and STACK_BOUNDARY define.
20646 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20648 PR preprocessor/35061
20649 * c-pragma.c (handle_pragma_pop_macro): Check that
20650 pushed_macro_table has been allocated.
20652 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20654 PR middle-end/35136
20655 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20656 (force_gimple_operand): Likewise.
20657 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20658 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20659 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20660 (find_interesting_uses_address): Check addressability and alignment
20661 of the base expression only after substituting bases of IVs into it.
20663 2008-02-14 Michael Matz <matz@suse.de>
20666 * function.c (instantiate_virtual_regs_in_insn): Reload address
20667 before falling back to reloading the whole operand.
20669 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20671 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20672 before the first section switch note.
20674 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20676 * doc/bugreport.texi: Update copyright years.
20677 * doc/c-tree.texi: Likewise.
20678 * doc/cfg.texi: Likewise.
20679 * doc/cpp.texi: Likewise.
20680 * doc/cppinternals.texi: Likewise.
20681 * doc/fragments.texi: Likewise.
20682 * doc/frontends.texi: Likewise.
20683 * doc/gcc.texi: Likewise.
20684 * doc/gty.texi: Likewise.
20685 * doc/hostconfig.texi: Likewise.
20686 * doc/implement-c.texi: Likewise.
20687 * doc/libgcc.texi: Likewise.
20688 * doc/loop.texi: Likewise.
20689 * doc/makefile.texi: Likewise.
20690 * doc/options.texi: Likewise.
20691 * doc/passes.texi: Likewise.
20692 * doc/rtl.texi: Likewise.
20693 * doc/sourcebuild.texi: Likewise.
20694 * doc/standards.texi: Likewise.
20695 * doc/tree-ssa.texi: Likewise.
20696 * doc/trouble.texi: Likewise.
20698 * doc/extend.texi: Use @: or add comma where appropriate.
20699 * doc/invoke.texi: Likewise.
20700 * doc/tm.texi: Likewise.
20702 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20705 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20708 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20710 * doc/md.texi (clz, ctz): Add reference.
20711 * doc/rtl.texi (clz, ctz): Likewise.
20713 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20716 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20719 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20721 * config/s390/s390.c (struct constant_pool): New field
20722 emit_pool_after added.
20723 (s390_mainpool_start): Set the emit_pool_after flag according
20724 to the section switch notes.
20725 (s390_mainpool_finish): Consider emit_pool_after when emitting
20726 the literal pool at the end of the function.
20727 (s390_chunkify_start): Force literal pool splits at section
20730 2008-02-13 Michael Matz <matz@suse.de>
20733 * var-tracking.c (clobber_variable_part): Correctly traverse the
20736 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20739 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20740 Add -fdump-ipa-inline.
20741 * tree-dump.c (dump_files): Remove tree-inlined dump.
20742 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20744 2008-02-12 Richard Guenther <rguenther@suse.de>
20746 PR tree-optimization/35171
20747 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20750 2008-02-12 Richard Guenther <rguenther@suse.de>
20752 PR middle-end/35163
20753 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20754 value-preserving mode. Disallow final truncation.
20756 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20758 PR middle-end/35136
20759 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20760 code from here to...
20761 (force_gimple_operand): ...here.
20763 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20766 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20767 non-compatible pointers.
20768 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20769 different FIELD_DECLs, try harder by comparing field offsets, sizes
20772 PR inline-asm/35160
20773 * function.c (match_asm_constraints_1): Don't replace the same input
20776 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20778 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20779 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20780 (expand_epilogue): Restore RAMPZ register.
20781 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20783 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20785 * config/i386/cygwin.asm: (__alloca): Correct calling
20786 convention and alignment.
20787 (__chkstk): Force 8 byte stack alignment.
20789 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20790 Richard Guenther <rguenther@suse.de>
20792 PR tree-optimization/33992
20793 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20794 the zero we compare against.
20796 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20798 PR libfortran/35063
20799 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20800 to CloseHandle after unlocking to prevent accumulation of handle
20803 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20805 PR middle_end/34150
20806 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20807 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20808 and update LABEL_NUSES during and after reload.
20810 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20812 PR middle-end/34627
20813 * combine.c (simplify_if_then_else): Make sure the comparison is
20814 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20816 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20819 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20820 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20821 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20822 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20823 * tree.h (get_type_static_bounds): Likewise.
20825 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20827 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20828 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20829 Make -Wfoo language annotations match what the compiler outputs.
20831 2008-02-08 Sa Liu <saliu@de.ibm.com>
20833 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20834 intrinsics spu_convts, spu_convtu, spu_convtf.
20836 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20838 * doc/extend.texi (Function Attributes) <noinline>: Mention
20839 asm ("") as method to keep calls.
20841 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20844 * doc/options.texi (Options): Replace references to opts.sh with
20846 * opts-common.c: Likewise.
20847 * optc-gen.awk: Likewise.
20849 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20851 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20853 2008-02-07 Richard Henderson <rth@redhat.com>
20856 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20857 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20860 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20862 PR tree-optimization/35085
20863 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20864 for operand entry oe2 in addition to operand entry oe3 in order to
20865 expose more opportunities for vectorizer sum reduction.
20867 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20870 * Makefile.in (LIBS): Remove $(GMPLIBS).
20871 (cc1-dummy, cc1): Add $(GMPLIBS).
20873 2008-02-06 Jan Hubicka <jh@suse.cz>
20876 * i386.md (moddf_integer): Do not produce partial memory stalls for
20877 targets where it hurts.
20879 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20882 * optabs.c (expand_float): Do not check for decimal modes when
20883 expanding unsigned integer through signed conversion.
20885 2008-02-06 Nick Clifton <nickc@redhat.com>
20887 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20888 inside the clobber with a match_operand and duplicated operand
20889 number in the constraint.
20890 (ineqbranchsi): Delete redundant comment.
20892 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20894 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20895 builtin_define ("__USE_INIT_FINI__").
20896 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20898 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20900 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20902 PR documentation/30330
20903 * doc/invoke.texi (C++ Dialect Options)
20904 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20905 For each warning option -Wfoo that allows -Wno-foo, ensure both
20906 -Wfoo and -Wno-foo are listed in the option index. Fix index
20907 entry of -Wswitch-default, index -Wnormalized= including the
20908 `=', and -Wlarger-than-@var{len} including @var{len}.
20910 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20912 * config/i386/i386.md (floatunssisf2): Use
20913 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20914 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20915 Macroize expander using MODEF mode iterator.
20917 2008-02-05 Diego Novillo <dnovillo@google.com>
20919 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20922 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20924 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20927 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20929 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20932 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20933 to indicate if a message should be generated.
20934 (init_cumulative_args): Updated.
20935 (function_value_32): Likewise.
20937 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20939 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20941 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20944 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20945 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20947 2008-02-04 Diego Novillo <dnovillo@google.com>
20949 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20952 * tree-vrp.c (vrp_evaluate_conditional): With
20953 -Wtype-limits, emit a warning when comparing against a
20954 constant outside the natural range of OP0's type.
20956 2008-02-04 Richard Guenther <rguenther@suse.de>
20958 PR middle-end/33631
20959 * expr.c (count_type_elements): Give for unions instead of
20962 2008-02-04 Richard Guenther <rguenther@suse.de>
20964 PR middle-end/35043
20965 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20966 to TYPE_DOMAINs base type instead of using bitsizetype here.
20968 2008-02-03 Jason Merrill <jason@redhat.com>
20970 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20972 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20975 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20976 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20977 (RS/6000 and PowerPC Options): Fix typos and markup.
20978 * doc/passes.texi (Tree-SSA passes): Likewise.
20980 2008-02-02 Michael Matz <matz@suse.de>
20983 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20984 from record_last_reg_set_info.
20985 (record_last_reg_set_info): Take an RTX argument, iterate over all
20986 constituent hardregs.
20987 (record_last_set_info, record_opr_changes): Change calls to
20988 new signature or to record_last_reg_set_info_regno.
20990 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20992 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20994 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20996 PR rtl-optimization/34773
20997 * reg-notes.def (EQUAL): Mention significance of combination of
20998 REG_EQUAL and REG_RETVAL.
20999 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21000 insn that has a REG_RETVAL.
21002 2008-02-01 Roger Sayle <roger@eyesopen.com>
21005 * configure.ac (--enable-fixed-point): Disable unless explicitly
21007 * configure: Regenerate.
21009 2008-02-01 Richard Guenther <rguenther@suse.de>
21012 * invoke.texi (-finline-limit): Remove no longer true parts
21013 of the documentation. Note that there is no default value.
21015 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21016 Mark Mitchell <mark@codesourcery.com>
21017 Ben Elliston <bje@au.ibm.com>
21020 * doc/extend.texi (Other Builtins): Document.
21022 2008-01-31 Tom Browder <tom.browder@gmail.com>
21024 * doc/c-tree.texi (Types): Fix grammar.
21025 (Expression trees): Ditto.
21026 * doc/passes.texi (Tree-SSA passes): Ditto.
21028 * doc/configterms.texi (Configure Terms): Fix typo.
21029 * doc/cpp.texi (Common Predefined Macros): Ditto.
21030 * doc/md.texi (Machine Constraints): Ditto.
21032 * doc/makefile.texi (Makefile): Add comma.
21034 2008-01-31 Tom Browder <tom.browder@gmail.com>
21035 Gerald Pfeifer <gerald@pfeifer.com>
21037 * doc/sourcebuild.texi (Front End): Remove references to CVS
21038 and CVSROOT/modules.
21039 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21040 (Back End): Remove reference to CVS.
21042 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21045 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21047 (mips16_gp_pseudo_reg): ...here.
21048 * config/mips/mips.md (load_const_gp): Replace with...
21049 (load_const_gp_<mode>): ...this :P-based insn.
21051 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21053 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21054 options. Minor fixes.
21055 (-std): Move reference to standards closer to where language
21056 standards are first mentioned.
21058 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21060 PR rtl-optimization/34995
21061 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21062 parameter and return a bool. If the rtx parameter is nonnull,
21063 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21064 (find_reloads): Update call accordingly. Pass the new operand
21065 if it needed no address reloads, otherwise pass null.
21067 2008-01-30 Richard Henderson <rth@redhat.com>
21070 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21071 for unbounded arrays.
21073 2008-01-30 Silvius Rus <rus@google.com>
21075 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21077 2008-01-30 Jan Hubicka <jh@suse.cz>
21080 * i386.c (init_cumulative_args): Use real function declaration when
21083 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21085 PR rtl-optimization/34998
21086 * global.c (build_insn_chain): Treat non-subreg_lowpart
21087 SUBREGs of pseudos as clobbering all the words covered by the
21088 SUBREG, not just all the bytes.
21089 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21090 original df_ref rather than an extract parameter.
21091 (global_conflicts): Update call accordingly.
21093 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21095 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21096 the overflow check to make it easier to read.
21097 (__fixtfdi): Change the type of the ll member in union
21098 long_double to UDItype_x.
21100 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21102 PR middle-end/34969
21103 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21104 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21105 * tree-inline.c (fold_marked_statements): Call
21106 cgraph_update_edges_for_call_stmt if folding a call statement.
21107 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21108 debug_generic_stmt calls, reset it back afterwards.
21111 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21113 * c-typeck.c (build_external_ref): Don't pedwarn about
21114 static vars in current function's scope.
21116 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21118 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21120 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21123 * ipa-struct-reorg.c: Fix spelling.
21124 * params.def: Ditto.
21126 2008-01-29 Richard Guenther <rguenther@suse.de>
21128 PR middle-end/35006
21129 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21131 * tree-inline.c (remap_type): Increment remapping_type_depth
21132 around remapping types.
21133 (copy_body_r): Only add referenced variables if they are referenced
21134 from code, not types.
21136 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21147 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21148 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21150 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21153 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21154 pointer for tiny stack.
21156 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21158 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21160 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21162 * config/vx-common.h: Fix typo in comment.
21164 2008-01-28 Ian Lance Taylor <iant@google.com>
21168 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21169 coalesce pointers if they have different DECL_NO_TBAA_P values.
21170 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21171 between variables with different DECL_NO_TBAA_P values.
21173 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21176 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21177 are not legitimate small data references on SPE targets.
21179 2008-01-28 David Daney <ddaney@avtrex.com>
21181 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21183 2008-01-28 David Daney <ddaney@avtrex.com>
21185 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21187 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21189 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21190 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21191 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21192 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21193 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21194 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21195 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21196 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21198 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21200 * basic-block.h (condjump_equiv_p): Fix comment.
21202 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21204 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21205 print_generic_stmt_indented): Fix comment.
21207 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21209 * configure.ac (__stack_chk_fail): Add detecion for availability
21210 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21211 * configure: Regenerate.
21213 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21215 PR middle-end/34688
21216 * final.c (output_addr_const): Handle TRUNCATE.
21218 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21221 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21222 (zero_cost, infinite_cost): New constants.
21223 (struct cost_pair): Change type of cost to comp_cost.
21224 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21225 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21227 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21228 split_address_cost, ptr_difference_cost, difference_cost,
21229 get_computation_cost_at, get_computation_cost,
21230 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21231 determine_use_iv_cost_condition, determine_use_iv_costs,
21232 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21233 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21234 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21235 Change type of cost to comp_cost.
21236 (determine_iv_cost): Increase cost of non-original ivs, instead
21237 of decreasing the cost of original ones.
21238 (get_address_cost): Indicate the complexity of the addressing mode
21240 (try_add_cand_for): Prefer using ivs not specific to some object.
21241 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21243 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21244 Janis Johnson <janis187@us.ibm.com>
21247 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21248 (TARGET_INSTANTIATE_DECLS): Likewise.
21249 * target.h (expand_to_rtl_hook): New target hook.
21250 (instantiate_decls): Likewise.
21251 * function.c (instantiate_decl): Make non-static. Rename to...
21252 (instantiate_decl_rtl): ... this.
21253 (instantiate_expr): Use instantiate_decl_rtl.
21254 (instantiate_decls_1): Likewise.
21255 (instantiate_decls): Likewise.
21256 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21257 * function.h (instantiate_decl_rtl): Add prototype.
21258 * cfgexpand.c (target.h): New include.
21259 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21260 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21261 (TARGET_INSTANTIATE_DECLS): Likewise.
21262 (TARGET_INITIALIZER): New target hooks added.
21263 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21265 * config/rs6000/rs6000.c (tree-flow.h): New include.
21266 (machine_function): Add sdmode_stack_slot field.
21267 (rs6000_alloc_sdmode_stack_slot): New function.
21268 (rs6000_instantiate_decls): Likewise.
21269 (rs6000_secondary_memory_needed_rtx): Likewise.
21270 (rs6000_check_sdmode): Likewise.
21271 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21272 (TARGET_INSTANTIATE_DECLS): Likewise.
21273 (rs6000_hard_regno_mode_ok): Allow SDmode.
21274 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21275 (rs6000_emit_move): Handle SDmode.
21276 (function_arg_advance): Likewise.
21277 (function_arg): Likewise.
21278 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21279 SDmode var args for 32-bit compiles.
21280 (rs6000_secondary_reload_class): Handle SDmode.
21281 (rs6000_output_function_epilogue): Likewise.
21282 (rs6000_function_value): Simplify if statement.
21283 (rs6000_libcall_value): Likewise.
21284 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21285 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21286 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21287 (movsd_hardfloat): New define_insn.
21288 (movsd_softfloat): Likewise.
21289 (movsd_store): Likewise.
21290 (movsd_load): Likewise.
21291 (extendsddd2): Likewise.
21292 (extendsdtd2): Likewise.
21293 (truncddsd2): Likewise.
21294 (movdd_hardfloat64): Fixup comment.
21295 (UNSPEC_MOVSD_LOAD): New constant.
21296 (UNSPEC_MOVSD_STORE): Likewise.
21298 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21301 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21303 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21304 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21305 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21306 and TRUTH_XOR_EXPR.
21308 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21311 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21312 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21313 __LONGDOUBLE128 too.
21314 * config/rs6000/aix61.h: New file.
21316 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21318 PR rtl-optimization/34959
21319 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21320 popcount and parity rtxes the same mode as their operand.
21321 Truncate or extend the result to the return value's mode
21324 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21327 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21328 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21329 to GOT_VERSION_REGNUM.
21330 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21331 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21332 * config/mips/mips.c (mips_emit_call_insn): New function.
21333 (mips_call_tls_get_addr): Call mips_expand_call directly.
21334 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21336 (mips16_build_call_stub): Likewise. Return the call insn or null.
21337 (mips_expand_call): Update the call to mips16_build_call_stub
21338 accordingly and a remove redundant condition. Assert that MIPS16
21339 stubs do not use lazy binding. Use mips_emit_call_insn and return
21341 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21343 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21344 (mips_avoid_hazard): Remove hazard_set handling.
21345 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21346 (UNSPEC_RESTORE_GP): ...this.
21347 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21348 (FAKE_CALL_REGNO): Rename to...
21349 (GOT_VERSION_REGNUM): ...this.
21350 (type): Add "ghost" value. Add an associated insn reservation.
21351 (hazard_set): Remove.
21352 (exception_receiver): Rename to...
21353 (restore_gp): ...this and update the unspec identifier accordingly.
21354 (exception_receiver, nonlocal_got_receiver): New expanders.
21355 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21356 FAKE_CALL_REGNO. Remove hazard_set attribute.
21357 (set_got_version, update_got_version): New patterns.
21359 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21362 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21364 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21367 * doc/install.texi2html: Generate gcc-vers.texi.
21369 2008-01-25 DJ Delorie <dj@redhat.com>
21371 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21373 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21375 * config/c4x: Remove directory.
21376 * config.gcc (crx-*, mt-*): Mark obsolete.
21377 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21378 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21379 sh-*-rtemscoff*): Remove cases.
21380 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21381 * real.c (encode_c4x_single, decode_c4x_single,
21382 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21383 c4x_extended_format): Remove.
21384 * real.h (c4x_single_format, c4x_extended_format): Remove.
21385 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21387 (Pragmas): Remove comment about c4x pragmas.
21388 * doc/install.texi (c4x): Remove target-specific instructions.
21389 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21390 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21391 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21392 refer to C4x source files as examples.
21393 (C4X_FLOAT_FORMAT): Remove documentation.
21395 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21397 * config/bfin/bfin.c (override_options): Reorder tests so that
21398 flag_pic gets enabled for -msep-data.
21400 2008-01-25 Richard Guenther <rguenther@suse.de>
21402 PR middle-end/32244
21403 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21404 to its bitfield precision if required.
21406 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21408 PR middle-end/33880
21409 * tree-nested.c (walk_omp_for): New function.
21410 (convert_nonlocal_reference, convert_local_reference): Call
21411 walk_omp_for on OMP_FOR.
21412 (convert_call_expr): Call walk_body on OMP_FOR's
21413 OMP_FOR_PRE_INIT_BODY.
21415 2008-01-25 Richard Guenther <rguenther@suse.de>
21417 PR tree-optimization/34966
21418 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21419 default defs and PHI_NODEs we have to insert after the
21420 defining statement.
21422 2008-01-24 Nick Clifton <nickc@redhat.com>
21424 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21425 Provide a default definition.
21426 (LIBGCC2_UNITS_PER_WORD): Likewise.
21428 * config/stormy16/stormy16.c: Include df.h for the prototype
21429 for df_regs_ever_live_p.
21430 (xstormy16_expand_builtin_va_start): Convert the stack offset
21431 into a component_ref and then use POINTER_PLUS_EXPR to add it
21432 to the incoming_virtual_args_rtx.
21433 (xstormy16_gimplify_va_arg_expr): Rename to
21434 xstormy16_gimplify_va_arg_expr.
21435 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21436 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21437 xstormy16_gimplify_va_arg_expr.
21438 Fix up some formatting issues.
21440 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21441 Move to predicates.md.
21442 (xs_hi_general_operand): Likewise.
21443 (xs_hi_nonmemory_operand): Likewise.
21444 * config/stormy16/predicates.md:
21445 (xstormy16_carry_plus_operand): New predicate.
21446 (xs_hi_general_operand): New predicate.
21447 (xs_hi_nonmemory_operand): New predicate.
21448 * config/stormy16/stormy16-protos.h:
21449 (xstormy16_carry_plus_operand): Delete prototype.
21450 (xs_hi_general_operand): Likewise.
21451 (xs_hi_nonmemory_operand): Likewise.
21453 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21454 modifiers as they are no longer needed and they can trigger
21455 reload spill failures.
21457 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21458 with a match_operand in order to help reload.
21460 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21461 constraint with 'e' for the 8th alternative as this version of
21462 the mov.w instruction only accepts the lower 8 registers.
21464 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21467 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21468 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21471 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21473 PR middle-end/33333
21474 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21476 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21478 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21480 (remove_structure): Update allocations list before removing structure.
21482 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21484 * ipa-struct-reorg.c (is_safe_cond_expr,
21485 create_new_stmts_for_cond_expr): Use integer_zerop function,
21486 that recognize not only zero-pointer, but zero-integer too.
21488 2008-01-25 Ben Elliston <bje@au.ibm.com>
21491 * fixproto: Escape "." in sed expression that strips leading "./".
21493 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21496 * gcc.c (SWITCH_OK): Removed.
21497 (SWITCH_LIVE): Changed to bit.
21498 (SWITCH_FALSE): Likewise.
21499 (SWITCH_IGNORE): Likewise.
21500 (switchstr): Change live_cond to unsigned int.
21501 (process_command): Replace SWITCH_OK with 0.
21502 (do_self_spec): Likewise.
21503 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21504 (give_switch): Likewise.
21505 (used_arg): Likewise.
21506 (do_spec_1): Set the SWITCH_IGNORE bit.
21507 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21508 bits. Set the SWITCH_LIVE bit.
21510 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21512 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21514 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21516 PR tree-optimization/34472
21517 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21518 parameter to a "bool *" and set *DATA to false if there is
21519 an unsafe access. Do not delete the structure here.
21520 (check_cond_exprs): Delete it here instead.
21521 (check_cond_exprs, exclude_cold_structs): Do not increase
21522 I when removing a structure.
21524 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21527 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21528 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21530 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21532 PR middle-end/34934
21533 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21534 a fixed vector for stack.
21536 2008-01-24 Ben Elliston <bje@au.ibm.com>
21539 * doc/gcc.texi (Software development): Add a direntry for g++.
21541 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21543 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21544 stale and straggling -fforce-addr comments above.
21546 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21548 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21549 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21551 2008-01-23 Michael Matz <matz@suse.de>
21554 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21557 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21559 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21560 malloc result type.
21562 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21564 * config/avr/avr.c (avr_current_arch): New variable.
21565 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21566 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21567 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21568 (avr_override_options): Init 'avr_current_arch'.
21569 (base_arch_s): Move from here...
21570 * config/avr/avr.h (base_arch_s): ... here. Add new members
21571 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21572 'mega' to 'have_jmp_call'.
21573 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21574 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21576 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21578 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21579 MULTILIB_MATCHES): Ditto.
21581 2008-01-23 Richard Guenther <rguenther@suse.de>
21583 PR middle-end/31529
21584 * cgraphunit.c (cgraph_reset_node): Always mark the node
21585 not reachable if it is not queued already.
21587 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21589 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21590 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21591 (cputype_selected): New static variable.
21592 (bfin_handle_option): Set it if -mcpu is used.
21593 (override_option): Select default set of workarounds if no cpu type
21594 selected on the command line.
21595 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21597 From Michael Frysinger <michael.frysinger@analog.com>
21598 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21599 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21601 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21602 for bf547, bf523, bf524, and bf526.
21603 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21605 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21606 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21607 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21608 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21609 * doc/invoke.texi (Blackfin Options): Document that
21610 -mcpu now accept bf547, bf523, bf524, and bf526.
21612 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21614 PR rtl-optimization/34628
21615 * combine.c (try_combine): Stop and undo after the first combination
21616 if an autoincrement side-effect on the first insn has effectively
21619 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21622 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21623 Offset addresses are not valid for Altivec or paired float modes.
21625 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21628 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21629 if DECL_INITIAL (decl) is error_mark_node.
21632 * c-common.c (handle_vector_size_attribute): Only allow
21633 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21634 the same way as pointer, array etc. types.
21635 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21638 * tree.c (build_type_attribute_qual_variant): Call
21639 build_qualified_type if attributes are equal, but quals are not.
21641 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21644 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21645 * flags.h (warn_strict_aliasing): Remove.
21646 (warn_strict_overflow): Remove.
21647 * opts.c (warn_strict_aliasing): Remove.
21648 (warn_strict_overflow): Remove.
21649 * c-opts.c (c_common_handle_option): -Wall only sets
21650 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21651 (c_common_post_options): Give default values to -Wstrict-aliasing
21652 and -Wstrict-overflow if they are uninitialized.
21653 * common.opt (Wstrict-aliasing): Specify Var and Init.
21654 (Wstrict-overflow): Likewise.
21656 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21658 PR rtl-optimization/26854
21659 PR rtl-optimization/34400
21660 PR rtl-optimization/34884
21661 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21663 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21664 (df_rd_bb_info.expanded_lr_out): Deleted
21665 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21666 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21667 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21668 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21669 Removed code to allocate, initialize or free expanded_lr_out.
21670 (df_rd_bb_local_compute_process_def): Restructured to make more
21672 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21673 sets if the sets are being trimmed.
21675 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21678 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21679 (as_vers): Likewise.
21680 * configure: Regenerated.
21682 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21684 PR middle-end/33092
21685 * tree-pass.h (pass_build_alias): New pass.
21686 * tree-ssa-alias.c (gate_build_alias): New.
21687 (pass_build_alias): New.
21688 * passes.c (init_optimization_passes): Add pass_build_alias after
21689 pass_create_structure_vars.
21691 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21693 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21694 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21695 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21696 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21697 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21698 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21699 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21700 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21701 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21702 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21703 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21704 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21705 * config/s390/s390.md (FP_ALL): New mode iterator.
21706 (_d): New mode attribute.
21707 ("*signbit<mode>2>"): Changed mode of first operand.
21708 ("isinf<mode>2"): Changed mode of first operand.
21709 ("*TDC_insn"): Adaptation for DFP modes.
21711 2008-01-22 Ben Elliston <bje@au.ibm.com>
21713 * tree.c (check_qualified_type): Improve function description.
21715 2008-01-21 Jason Merrill <jason@redhat.com>
21718 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21719 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21722 2008-01-21 DJ Delorie <dj@redhat.com>
21724 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21727 2008-01-21 Richard Guenther <rguenther@suse.de>
21729 PR middle-end/34856
21730 * tree-cfg.c (verify_expr): Allow all invariant expressions
21731 instead of just constant class ones as reference argument.
21732 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21733 like any other constant.
21734 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21736 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21738 * regmove.c (fixup_match_1): Update call crossed frequencies.
21740 2008-01-21 Richard Guenther <rguenther@suse.de>
21743 * tree-inline.c (setup_one_parameter): Deal with mismatched
21744 types using a VIEW_CONVERT_EXPR.
21746 2008-01-21 Alon Dayan <alond@il.ibm.com>
21747 Olga Golovanevsky <olga@il.ibm.com>
21749 PR tree-optimization/34701
21750 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21751 when the structure size is not a power of 2.
21753 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21755 * doc/install.texi: Add doc for --enable-checking=df.
21757 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21759 PR rtl-optimization/34808
21760 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21762 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21764 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21767 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21769 PR rtl-optimization/26854
21770 PR rtl-optimization/34400
21771 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21773 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21774 (df_rd_bb_info.expanded_lr_out): New.
21775 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21776 * loop_iv.c (iv_analysis_loop_init): Ditto.
21777 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21778 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21779 Added code to allocate, initialize or free expanded_lr_out.
21780 (df_rd_bb_local_compute_process_def): Restructured to make
21781 more understandable.
21782 (df_rd_confluence_n): Add code to do nothing with fake edges and
21783 code to no apply invalidate_by_call sets if the sets are being trimmed.
21784 (df_lr_local_finalize): Renamed to df_lr_finalize.
21785 (df_live_local_finalize): Renamed to df_live_finalize.
21787 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21790 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21791 deciding whether to use reciprocal instructions.
21793 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21795 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21796 dwarf2out_note_section_used if cold_text_section is NULL.
21798 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21800 PR gcov-profile/34610
21801 * tree-cfg.c (make_edges): Mark both outgoing edges from
21802 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21803 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21804 from OMP_FOR and OMP_CONTINUE outgoing edges.
21806 * tree-profile.c (tree_profiling): Return early if
21807 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21809 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21810 from cfun to child_cfun.
21811 * function.h (struct function): Add after_tree_profile bit.
21813 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21815 * config/avr/avr.S (_exit): Disable interrupt.
21817 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21818 Steven Bosscher <stevenb.gcc@gmail.com>
21820 PR rtl-optimization/26854
21821 PR rtl-optimization/34400
21822 * df-problems.c (df_live_scratch): New scratch bitmap.
21823 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21824 (df_live_reset): Clear the proper bitmaps.
21825 (df_live_bb_local_compute): Only process the artificial defs once
21826 since the order is not important.
21827 (df_live_init): Init the df_live sets only with the variables
21828 found live by df_lr.
21829 (df_live_transfer_function): Use the df_lr sets to prune the
21830 df_live sets as they are being computed.
21831 (df_live_free): Free df_live_scratch.
21833 2008-01-18 Ian Lance Taylor <iant@google.com>
21835 * common.opt: Add fmerge-debug-strings.
21836 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21837 flag_merge_debug_strings rather than flag_merge_constants.
21838 * doc/invoke.texi (Option Summary): Mention
21839 -fmerge-debug-strings.
21840 (Debugging Options): Document -fmerge-debug-strings.
21842 2008-01-18 Ian Lance Taylor <iant@google.com>
21845 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21846 (struct tree_function_decl): Add new field operator_new_flag.
21847 * tree-inline.c (expand_call_inline): When inlining a call to
21848 operator new, force the return value to go into a variable, and
21849 set DECL_NO_TBAA_P on that variable.
21850 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21852 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21855 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21856 DWARF2_DEBUGGING_INFO.
21857 (dwarf2out_note_section_used): Ditto. Add prototype.
21858 (have_multiple_function_sections, text_section_used,
21859 cold_text_section_used, *cold_text_sections): Move declarations
21862 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21864 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21865 field and add signal_ra.
21866 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21867 assignments to frame state pc. Move end of stack check after
21868 MD_FALLBACK_FRAME_STATE_FOR.
21869 (uw_update_context_1): Use frame state signal_regs if set, instead
21870 of checking signal_frame flag.
21871 (uw_update_context): Use frame state signal_ra if set.
21872 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21873 * config/xtensa/linux-unwind.h: New file.
21875 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21877 * modulo-sched.c (get_sched_window): Fix comment typo.
21879 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21881 PR tree-optimization/34648
21882 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21884 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21886 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21887 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21889 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21891 PR rtl-optimization/34400
21892 * df-core.c (df_worklist_dataflow_overeager,
21893 df_worklist_dataflow_doublequeue): New functions.
21894 (df_worklist_dataflow): Two different worklist solvers.
21895 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21898 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21901 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21902 and ftree-parallelize-loops.
21904 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21906 PR rtl-optimization/34826
21907 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21909 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21911 * global.c (find_reg): Mark the eh regs as used if necessary.
21912 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21913 * ra.h (struct allocno): no_eh_reg field added. Changed
21914 no_stack_reg type to bitfield.
21916 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21918 * tree.c (substitute_in_expr): Add missing 'break'.
21920 2008-01-17 Richard Guenther <rguenther@suse.de>
21922 PR tree-optimization/34825
21923 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21924 x / x as division to handle.
21926 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21928 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21929 "-pthread" is specified.
21930 * pa-hpux11.h (LIB_SPEC): Likewise.
21932 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21933 Peter Bergner <bergner@vnet.ibm.com>
21935 PR rtl-optimization/33796
21936 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21938 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21940 PR libgfortran/34699
21941 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21943 * pa-hpux10.h (LINK_SPEC): Likewise.
21944 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21946 2008-01-16 Richard Guenther <rguenther@suse.de>
21948 PR middle-end/32628
21949 * fold-const.c (fold_convert_const_int_from_int): Do not
21950 set overflow if that occured only because of a sign extension
21951 change when converting from/to a sizetype with the same
21952 precision and signedness.
21954 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21957 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21958 location address to the correct place. Update copyright year.
21960 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21962 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21963 no dependences in the dependence_relations vector.
21965 2008-01-16 Jan Hubicka <jh@suse.cz>
21967 PR rtl-optimization/31396
21968 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21969 * cfg.c (dump_reg_info): Print it.
21970 * regs.h (struct reg_info_t): add freq_calls_crossed.
21971 (REG_FREQ_CALLS_CROSSED): New macro.
21972 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21973 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21974 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21975 regmove_optimize): Update call crossed frequencies.
21976 * local-alloc.c (struct qty): Add freq_calls_crossed.
21977 (alloc_qty): Copute freq_calls_crossed.
21978 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21979 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21980 * ra.h (struct allocno): Add freq_calls_crossed.
21982 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21984 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21985 libgomp when compiling with ftree-parallelize-loops.
21986 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21988 2008-01-16 Richard Guenther <rguenther@suse.de>
21990 PR tree-optimization/34769
21991 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21992 * tree.c (int_cst_value): Instead make this function more
21993 permissive in what it accepts as valid input. Document this
21994 function always sign-extends the value.
21996 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21997 Richard Guenther <rguenther@suse.de>
22000 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22001 (gimple_fold_indirect_ref_rhs): ... this.
22002 (gimple_fold_indirect_ref): New function with foldings
22003 that preserve lvalueness.
22004 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22005 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22006 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22007 to fold an INDIRECT_REF, fall back to the old use of
22008 fold_indirect_ref_1.
22010 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22012 * tree-data-ref.c (subscript_dependence_tester_1): Call
22013 free_conflict_function.
22014 (compute_self_dependence): Same.
22016 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22019 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22020 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22022 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22023 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22024 for DWARF2_UNWIND_INFO targets.
22026 2008-01-16 Richard Guenther <rguenther@suse.de>
22029 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22030 type qualifiers for function types.
22032 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22034 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22035 loop_iterator li from previous commit.
22037 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22039 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22041 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22043 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22044 (parallelize_loops): Don't parallelize irreducible components.
22046 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22049 * c-opts (c_common_post_options): Do not enable CPP
22050 flag_pedantic_errors by default.
22052 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22054 PR rtl-optimization/31944
22055 * cse.c (remove_pseudo_from_table): New function.
22056 (merge_equiv_classes): Use above function to remove pseudo-registers.
22057 (invalidate): Likewise.
22059 2008-01-13 Richard Guenther <rguenther@suse.de>
22061 PR middle-end/34601
22062 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22063 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22065 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22067 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22068 validate_change to unshare the source of the PC set.
22070 2008-01-12 Jan Hubicka <jh@suse.cz>
22072 PR middle-end/32135
22073 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22074 references above array bounds. This might trigger bounds checks for
22075 pointers to arrays.
22077 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22079 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22080 new_replaceable_dependencies.
22082 2008-01-12 Doug Kwan <dougkwan@google.com>
22084 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22085 instead of OPT_Wreturn_type in warning due to ignored return type
22087 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22088 options included in -Wextra.
22089 * c.opt: New option -Wignored_qualifiers.
22090 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22091 -Wignore_qualifiers.
22092 (-Wignored-qualifiers): Document.
22093 (-Wreturn-type): Remove description of functionality now handled
22094 by -Wignored-qualifiers.
22096 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22099 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22100 NOP_EXPR if it is between integral types with the same precision.
22102 2008-01-12 Jan Hubicka <jh@suse.cz>
22105 * invoke.texi (max-inline-recursive-depth): Fix default value.
22107 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22109 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22112 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22114 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22116 2008-01-11 James E. Wilson <wilson@specifix.com>
22119 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22121 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22123 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22124 save/restore frame pointer register and don't use 'call-prologues'
22125 optimization in function with "OS_task" attribute.
22127 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22129 PR middle-end/31309
22130 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22131 when copying to memory.
22133 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22135 PR rtl-optimization/30905
22136 * cfgcleanup.c: Include dce.h
22137 (crossjumps_occured): New global variable.
22138 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22139 If something changed, set crossjumps_occured to true.
22140 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22141 Don't add/remove fake edges to exit here...
22142 (cleanup_cfg): ...but do it here, when crossjumping.
22143 Run a fast DCE when successful crossjumps occured in the latest
22144 iteration of try_optimize_cfg.
22146 2008-01-11 Richard Guenther <rguenther@suse.de>
22148 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22149 (struct vn_unary_op_s): Likewise.
22150 (vn_reference_insert): Free old reference on hash collision.
22152 2008-01-10 Raksit Ashok <raksit@google.com>
22154 PR rtl-optimization/27971
22155 * combine.c (find_split_point): Split PLUS expressions which are
22156 inside a MEM rtx, and whose first operand is complex.
22158 2008-01-10 DJ Delorie <dj@redhat.com>
22160 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22161 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22162 (m32c_hard_regno_ok): Call the underlying function.
22164 2008-01-10 Richard Guenther <rguenther@suse.de>
22166 PR middle-end/34683
22167 * tree-cfg.c (tree_merge_blocks): Do not go through the
22168 full-blown folding and stmt updating path if we just deal
22169 with virtual operands.
22170 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22171 test for abnormal SSA_NAMEs.
22173 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22175 PR middle-end/34641
22176 * reload.c (push_reload): Add assertions. All constants from
22177 reg_equiv_constant should have been used for replacing the respective
22179 (find_reloads_address): Invoke find_reloads_address_part for
22180 constant taken from the reg_equiv_constant array.
22182 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22184 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22185 field (valnum) the first in the struct. Replace bools with
22188 2008-01-10 Richard Guenther <rguenther@suse.de>
22190 PR tree-optimization/34651
22191 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22192 types and ordering for masking and converting.
22194 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22196 PR tree-optimization/34017
22197 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22198 also for PHI_NODE expressions.
22200 2008-01-09 Jan Hubicka <jh@suse.cz>
22202 PR tree-optimization/34708
22203 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22204 based on number of case labels.
22205 (init_inline_once): Remove switch_cost.
22206 * tree-inline.h (eni_weights_d): Remove switch_cost.
22208 2008-01-09 Richard Guenther <rguenther@suse.de>
22209 Andrew Pinski <andrew_pinski@playstation.sony.com>
22211 PR middle-end/30132
22212 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22213 temporary if an rvalue is ok or an lvalue is not required.
22215 2008-01-09 Richard Guenther <rguenther@suse.de>
22217 PR middle-end/34458
22218 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22219 adjust return type.
22221 2008-01-09 Richard Guenther <rguenther@suse.de>
22223 PR middle-end/34679
22224 * tree.c (host_integerp): Check for sizetype only if the
22225 type is an integer type.
22227 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22230 * opts.c (decode_options): Disable inlining of functions called
22231 once if not in unit-at-a-time mode.
22233 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22235 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22237 2008-01-08 Richard Guenther <rguenther@suse.de>
22239 PR middle-end/31863
22240 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22241 out early if the result will be unused.
22243 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22248 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22249 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22252 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22254 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22255 for vectorization tuned.
22257 2008-01-08 Richard Guenther <rguenther@suse.de>
22259 PR tree-optimization/34683
22260 * tree-ssa-operands.c (operand_build_cmp): Export.
22261 * tree-ssa-operands.h (operand_build_cmp): Declare.
22262 * tree-vn.c (vuses_compare): Remove.
22263 (sort_vuses): Use operand_build_cmp.
22264 (sort_vuses_heap): Likewise.
22265 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22266 to re-use old VEC if available. Do not sort already sorted VUSEs.
22267 (vdefs_to_vec): Do not sort already sorted VDEFs.
22269 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22271 PR middle-end/34694
22272 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22274 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22277 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22278 limitations of reciprocal sequences on x86 targets.
22280 2008-01-08 Richard Guenther <rguenther@suse.de>
22282 PR tree-optimization/34683
22283 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22285 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22288 * config/darwin.c (darwin_mergeable_string_section): Don't use
22289 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22291 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22294 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22295 negxf2. Macroize expander using X87MODEF mode iterator. Change
22296 predicates of op0 and op1 to register_operand.
22297 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22298 expander using X87MODEF mode iterator. Change predicates of
22299 op0 and op1 to register_operand.
22300 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22301 corresponding patterns and macroize using MODEF macro. Change
22302 predicates of op0 and op1 to register_operand and remove
22303 "m" constraint. Disparage "r" alternative with "!".
22304 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22305 macroize using X87MODEF macro. Change predicates of op0 and op1
22306 to register_operand and remove "m" constraint. Disparage "r"
22307 alternative with "!".
22308 (absneg splitter with memory operands): Remove.
22309 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22310 patterns and macroize using X87MODEF mode iterator.
22311 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22312 Change predicate of op1 to register_operand.
22313 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22314 for memory operands.
22316 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22318 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22320 2008-01-07 Richard Guenther <rguenther@suse.de>
22322 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22325 2008-01-07 Richard Guenther <rguenther@suse.de>
22327 PR tree-optimization/34683
22328 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22329 VOPs of the needed size to save memory. Use VEC_quick_push
22330 to save compile-time.
22331 (vdefs_to_vec): Likewise.
22333 2008-01-07 Sa Liu <saliu@de.ibm.com>
22335 * config/spu/spu.md (divdf3): Genetate inline code for double
22336 division. The implementation doesn't handle INF or NAN, therefore it
22337 only applies when -ffinite-math-only is given.
22339 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22342 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22343 * doc/cpp.texi ([Common Predefined Macros]): Document.
22345 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22347 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22348 order to use commutative addition instead of subtraction.
22350 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22351 Mircea Namolaru <namolaru@il.ibm.com>
22352 Vladimir Yanovsky <yanov@il.ibm.com>
22353 Revital Eres <eres@il.ibm.com>
22355 PR tree-optimization/34263
22356 * tree-outof-ssa.c (process_single_block_loop_latch,
22357 contains_tree_r): New functions.
22358 (analyze_edges_for_bb): Call process_single_block_loop_latch
22359 function to empty single-basic-block latch block if possible.
22361 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22363 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22365 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22367 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22369 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22371 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22373 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22375 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22377 PR tree-optimization/34618
22378 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22381 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22384 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22385 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22386 Update copyright year.
22388 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22389 Update copyright year.
22390 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22393 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22395 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22396 edge does not point to current bb before changing need_assert.
22398 2008-01-04 Richard Guenther <rguenther@suse.de>
22400 PR middle-end/34029
22401 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22402 for verifying purposes if they are is_gimple_min_invariant.
22404 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22406 PR tree-optimization/34448
22407 PR tree-optimization/34465
22408 * gimplify.c (gimplify_init_constructor): Add new parameter
22409 notify_temp_creation. Use it.
22410 (gimplify_modify_expr_rhs): Take volatiles into account when
22411 optimizing constructors.
22412 Do not optimize constructors if gimplify_init_constructor will dump to
22414 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22415 * gcc.c-torture/compile/pr34448.c: New.
22417 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22419 PR gcov-profile/34609
22420 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22421 return_slot if result is TREE_ADDRESSABLE.
22423 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22425 * config/mips/mips.md (sqrt_condition): Tweak comment.
22426 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22428 2008-01-03 Tom Tromey <tromey@redhat.com>
22431 * c-common.c (c_type_hash): Handle VLAs.
22433 2008-01-03 Jan Hubicka <jh@suse.cz>
22435 PR tree-optimization/31081
22436 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22437 0 when inlining and not inlining to first basic block.
22438 (remap_decl): When var is initialized to 0, don't set default_def.
22439 (expand_call_inline): Set entry_bb.
22440 * tree-inline.h (copy_body_data): Add entry_bb.
22442 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22445 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22448 PR tree-optimization/29484
22449 * tree-inline.c (inline_forbidden_p_2): New function.
22450 (inline_forbidden_p): Disallow inlining if some static var
22451 has an address of a local LABEL_DECL in its initializer.
22452 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22455 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22457 PR tree-optimization/34635
22458 * tree-data-ref.c (add_other_self_distances): Make sure that the
22459 evolution step is constant.
22461 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22463 PR middle-end/34608
22464 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22466 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22468 * tree-sra.c (scalarize_init): Insert the generate_element_init
22469 statements after the generate_element_zero statements.
22471 2008-01-02 Richard Guenther <rguenther@suse.de>
22473 PR middle-end/34093
22474 PR middle-end/31976
22475 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22476 for very large number of operands instead of ICEing.
22478 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22481 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22482 while stack probing.
22484 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22486 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22489 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22491 PR libmudflap/26442
22492 * tree-mudflap.c (mx_register_decls): Guard warning by
22493 !DECL_ARTIFICIAL check.
22495 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22497 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22498 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22499 sse5_perm<mode>): Fix constraints.