1 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.c (process_call_operands): Propagate TREE_READONLY from the
5 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15 * doc/extend.texi (Additional Floating Types): __float128 is also
16 supported on i386 targets.
18 2009-06-29 Richard Guenther <rguenther@suse.de>
21 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23 (pt_solutions_same_restrict_base): Declare.
24 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
26 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
27 (make_constraint_from, make_copy_constraint): Move earlier.
28 (make_constraint_from_heapvar): New function.
29 (make_constraint_from_restrict): Likewise.
30 (handle_lhs_call): Use it.
31 (find_func_aliases): Use it to track conversions to restrict
33 (struct fieldoff): Add only_restrict_pointers flag.
34 (push_fields_onto_fieldstack): Initialize it.
35 (create_variable_info_for): Track global restrict qualified pointers.
36 (intra_create_variable_infos): Use make_constraint_from_heapvar.
37 Track restrict qualified pointer arguments.
38 (set_uids_in_ptset): Use varinfo is_global_var flag.
39 (find_what_var_points_to): Set the vars_contains_restrict flag.
40 Always create the points-to solution for sets including restrict tags.
41 (pt_solutions_same_restrict_base): New function.
42 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
43 qualified pointers use pt_solutions_same_restrict_base as
44 additional source for disambiguation.
46 2009-06-29 Richard Guenther <rguenther@suse.de>
49 * alias.c (find_base_decl): Remove.
50 (get_deref_alias_set_1): Remove restrict handling.
51 * c-common.c (c_apply_type_quals_to_decl): Do not set
52 DECL_POINTER_ALIAS_SET.
53 * gimplify.c (find_single_pointer_decl_1): Remove.
54 (find_single_pointer_decl): Likewise.
55 (internal_get_tmp_var): Remove restrict handling.
56 (gimple_regimplify_operands): Likewise.
57 * omp-low.c (expand_omp_atomic_pipeline): Do not set
58 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
59 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
60 * tree.c (restrict_base_for_decl): Remove.
61 (init_ttree): Do not allocate it.
62 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
63 LABEL_DECL_UID for label decls.
64 (copy_node_stat): Do not copy restrict information.
65 (decl_restrict_base_lookup): Remove.
66 (decl_restrict_base_insert): Likewise.
67 (print_restrict_base_statistics): Likewise.
68 (dump_tree_statistics): Do not call print_restrict_base_statistics.
69 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
70 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
71 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
72 (LABEL_DECL_UID): Adjust.
73 (DECL_BASED_ON_RESTRICT_P): Remove.
74 (DECL_GET_RESTRICT_BASE): Likewise.
75 (SET_DECL_RESTRICT_BASE): Likewise.
76 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
78 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
79 instead of DECL_POINTER_ALIAS_SET.
80 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
81 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
82 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
84 2009-06-29 Richard Guenther <rguenther@suse.de>
86 PR tree-optimization/40579
87 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
88 the IL to simplify has constants that overflowed.
90 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
92 PR tree-optimization/40550
93 * tree-vect-generic.c (expand_vector_operations_1): Compute in
94 vector_compute_type only when the size of vector_compute_type is
95 less than the size of type.
97 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
99 * fold-const.c (contains_label_1): Fix comments.
100 (contains_label_p): Do not walk trees multiple time.
102 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
104 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
105 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
106 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
107 ix86_fp_comparison_operator.
108 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
109 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
110 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
111 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
112 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
113 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
114 (related splits): Change predicate to ix86_fp_comparison_operator.
115 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
116 instead of ix86_fp_comparison_codes.
117 (ix86_trivial_fp_comparison_operator,
118 ix86_fp_comparison_operator): New.
119 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
120 (ix86_expand_compare): Eliminate last two parameters.
121 (ix86_fp_jump_nontrivial_p): Kill.
122 * config/i386/i386.c (put_condition_code): Eliminate call to
123 ix86_fp_comparison_codes and subsequent assertion.
124 (ix86_fp_comparison_codes): Eliminate.
125 (ix86_fp_swap_condition): New.
126 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
127 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
128 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
129 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
130 and ix86_fp_swap_condition.
131 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
132 Use ix86_fp_comparison_strategy.
133 (ix86_expand_compare): Likewise. Eliminate last two arguments.
134 (ix86_fp_jump_nontrivial_p): Eliminate.
135 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
136 call to ix86_expand_compare.
137 (ix86_split_fp_branch, ix86_expand_setcc,
138 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
139 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
141 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
143 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
144 related to jump_clobbers.
145 * config/arm/arm.md (conds): Remove jump_clob case.
146 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
147 splits): Change comparison_operator to arm_comparison_operator.
148 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
151 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
153 * dojump.c (do_compare_rtx_and_jump): Try swapping the
154 condition for floating point modes.
155 * expmed.c (emit_store_flag_1): Move here a bigger part
157 (emit_store_flag): Try swapping the condition for floating point
159 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
161 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
163 * expr.c (expand_expr_real_1): Just use do_store_flag.
164 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
165 emit_store_flag_force.
166 * expmed.c (emit_store_flag_force): Copy here trick
167 previously in expand_expr_real_1. Try reversing the comparison.
168 (emit_store_flag_1): Work if target is NULL.
169 (emit_store_flag): Work if target is NULL, using the result mode
170 from the comparison. Use split_comparison, restructure final part
171 to simplify conditionals.
173 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
175 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
176 * dojump.c (do_jump): Change handling of floating-point
177 ops to use just do_compare_and_jump.
178 (split_comparison): New.
179 (do_compare_rtx_and_jump): Add here logic coming previously
180 in do_jump, using split_comparison.
182 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
185 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
187 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
189 * tree-ssa-alias.c: Fix unintentional commit.
191 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
193 * passes.c (execute_one_pass): Fix unintentional commit.
195 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
197 * df-problems.c (df_set_seen, df_unset_seen): Delete.
198 (df_rd_local_compute, df_md_local_compute): Inline them.
200 (df_md_scratch): New.
201 (df_md_alloc, df_md_free): Allocate/free it.
202 (df_md_local_compute): Only include live registers in init.
203 (df_md_transfer_function): Prune the in-set computed by
204 the confluence function, and the gen-set too.
206 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
208 PR rtl-optimization/26854
209 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
210 * df-problems.c (df_rd_add_problem): Fix comment.
211 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
212 df_md_simulate_artificial_defs_at_top,
213 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
214 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
215 df_md_transfer_function, df_md_init, df_md_confluence_0,
216 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
217 problem_MD, df_md_add_problem): New.
218 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
219 df_md_get_bb_info): New.
220 (DF_LAST_PROBLEM_PLUS1): Adjust.
222 * Makefile.in (fwprop.o): Include domwalk.h.
223 * fwprop.c: Include domwalk.h.
224 (reg_defs, reg_defs_stack): New.
225 (bitmap_only_bit_between): Remove.
227 (process_uses): Use reg_defs and local_md instead of
228 bitmap_only_bit_between and local_rd.
229 (single_def_use_enter_block): New, from build_single_def_use_links.
230 (single_def_use_leave_block): New.
231 (build_single_def_use_links): Remove code moved to
232 single_def_use_enter_block, invoke domwalk.
233 (use_killed_between): Adjust comment.
235 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
237 * bitmap.h (bitmap_ior_and_into): New.
238 * bitmap.c (bitmap_ior_and_into): New.
240 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
242 * domwalk.h (struct dom_walk_data): Remove all callbacks except
243 before_dom_children_before_stmts and after_dom_children_after_stmts.
244 Rename the two remaining callbacks to just before_dom_children and
245 after_dom_children. Remove other GIMPLE statement walking bits.
246 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
247 * graphite.c: Do not include domwalk.h.
248 * tree-into-ssa.c (interesting_blocks): New global.
249 (struct mark_def_sites_global_data): Remove it and names_to_rename.
250 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
251 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
252 now that they're not domwalk callbacks.
253 (rewrite_initialize_block): Rename to...
254 (rewrite_enter_block): ... this, place after called functions. Test
255 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
256 (rewrite_finalize_block): Rename to...
257 (rewrite_leave_block): ... this, place after called functions.
258 (rewrite_update_init_block): Rename to...
259 (rewrite_update_enter_block): ... this, place after called functions.
260 Test interesting_blocks, call rewrite_update_stmt and
261 rewrite_update_phi_arguments.
262 (rewrite_update_fini_block): Rename to...
263 (rewrite_leave_block): ... this, place after called functions.
264 (rewrite_blocks): Remove last argument, simplify initialization of
266 (mark_def_sites_initialize_block): Rename to...
267 (mark_def_sites_block): ... this, call mark_def_sites.
268 (mark_def_sites_blocks): Remove argument, simplify initialization of
270 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
271 (update_ssa): Likewise.
272 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
274 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
275 (dom_opt_initialize_block): Rename to...
276 (dom_opt_enter_block): ... this, place after called functions. Walk
277 statements here, inline propagate_to_outgoing_edges.
278 (dom_opt_finalize_block): Rename to...
279 (dom_opt_leave_block): ... this, place after called functions.
280 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
282 (dse_enter_block, dse_record_phi): New.
283 (dse_record_phis): Delete.
284 (dse_finalize_block): Rename to...
285 (dse_leave_block): ... this.
286 (tree_ssa_dse): Simplify initialization of walk_data.
287 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
288 Adjust initialization of walk_data.
289 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
290 * tree-ssa-loop-phiopt.c (get_non_trapping):
291 Adjust initialization of walk_data.
292 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
293 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
294 it's not a domwalk callback.
295 (uncprop_initialize_block): Rename to...
296 (dse_enter_block): ... this, call uncprop_into_successor_phis.
297 (dse_finalize_block): Rename to...
298 (dse_leave_block): ... this.
299 (tree_ssa_uncprop): Simplify initialization of walk_data.
300 * Makefile.in: Adjust dependencies.
302 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
304 * arm.md (casesi): Fix test for Thumb1.
305 (thumb1_casesi_internal_pic): Likewise.
306 (thumb1_casesi_dispatch): Likewise.
308 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
310 * config/arm/arm-cores.def: Added core cortex-m0.
311 * config/arm/arm-tune.md: Regenerated.
312 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
314 2009-06-26 DJ Delorie <dj@redhat.com>
316 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
318 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
319 the scheduler doesn't tag jump insns.
321 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
323 * c-decl.c (merge_decls): Re-indent.
325 2009-06-26 Janis Johnson <janis187@us.ibm.com>
328 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
329 Special-case decimal float constants.
331 2009-06-26 Richard Henderson <rth@redhat.com>
333 * function.h (struct function): Add cannot_be_copied_reason,
334 and cannot_be_copied_set.
335 * tree-inline.c (has_label_address_in_static_1): Rename from
336 inline_forbidden_p_2; don't set inline_forbidden_reason here.
337 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
338 don't set inline_forbidden_reason.
339 (copy_forbidden): New function, split out of inline_forbidden_p.
340 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
341 (inline_forbidden_p): Use copy_forbidden.
342 (tree_versionable_function_p): Likewise.
343 (inlinable_function_p): Merge into tree_inlinable_function_p.
344 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
345 * ipa-cp.c (ipcp_versionable_function_p): New function.
346 (ipcp_cloning_candidate_p): Use it.
347 (ipcp_node_modifiable_p): Likewise.
349 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
351 * builtins.c (expand_builtin_alloca): Handle builtin alloca
352 that is marked not to be inlined. Remove flag_mudflap use.
353 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
354 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
356 2009-06-26 Steve Ellcey <sje@cup.hp.com>
359 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
360 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
362 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
364 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
366 (__mingwthr_remove_key_dtor): Likewise.
368 2009-06-26 Richard Guenther <rguenther@suse.de>
370 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
372 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
375 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
376 try the non-cond_exec path also.
378 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
381 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
382 (output_cbranch): Use new functions.
383 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
386 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
387 Pat Haugen <pthaugen@us.ibm.com>
388 Revital Eres <ERES@il.ibm.com>
390 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
391 Change some of the functions called by macros to being called
392 through a pointer, so debug functions can be inserted if
393 -mdebug=addr or -mdebug=cost.
394 (rs6000_preferred_reload_class_ptr): Ditto.
395 (rs6000_secondary_reload_class_ptr): Ditto.
396 (rs6000_secondary_memory_needed_ptr): Ditto.
397 (rs6000_cannot_change_mode_class_ptr): Ditto.
398 (rs6000_secondary_reload_inner): Ditto.
399 (rs6000_legitimize_reload_address): Ditto.
400 (rs6000_legitimize_reload_address_ptr): Ditto.
401 (rs6000_mode_dependent_address): Ditto.
402 (rs6000_mode_dependent_address_ptr): Ditto.
404 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
405 function to return true if the mode allows reg + integer
407 (virtual_stack_registers_memory_p): New function to return true if
408 the address refers to a virtual stack register.
409 (rs6000_legitimate_offset_address_p): Move code to say whether a
410 mode supports reg+int addressing to reg_offset_addressing_ok_p and
412 (rs6000_legitimate_address_p): Add checks for modes that only can
413 do reg+reg addressing. Start adding VSX support.
414 (rs6000_legitimize_reload_address): Ditto.
415 (rs6000_legitimize_address): Ditto.
416 (rs6000_debug_legitimate_address_p): New debug functions for
417 -mdebug=addr and -mdebug=cost.
418 (rs6000_debug_rtx_costs): Ditto.
419 (rs6000_debug_address_costs): Ditto.
420 (rs6000_debug_adjust_cost): Ditto.
421 (rs6000_debug_legitimize_address): Ditto.
422 (rs6000_legitimize_reload_address_ptr): Point to call normal
423 function or debug function. Make functions called via pointer
425 (rs6000_mode_dependent_address_ptr): Ditto.
426 (rs6000_secondary_reload_class_ptr): Ditto.
427 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
428 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
429 into a friendlier error.
430 (rs6000_init_builtins): Add initial VSX support.
431 (rs6000_adjust_cost): Fix some spacing issues.
433 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
434 (REG_CLASS_NAMES): Ditto.
435 (REG_CLASS_CONTENTS): Ditto.
436 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
437 pointer, to add -mdebug=addr support.
438 (CANNOT_CHANGE_MODE_CLASS): Ditto.
439 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
440 -mdebug=addr support.
441 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
442 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
443 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
445 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
447 (bswapsi*): Set attribute types for load/store. Add combiner
448 patterns to eliminate zero extend on 64-bit.
449 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
450 stdbrx if the hardware supports those instructions.
452 2009-06-25 Ian Lance Taylor <iant@google.com>
454 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
455 (Link Options): Document -static-libstdc++.
457 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
460 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
461 DATA_ALIGNMENT instead.
463 2009-06-25 Richard Guenther <rguenther@suse.de>
465 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
466 indirect references against the callused/escaped solutions.
467 (call_may_clobber_ref_p_1): Likewise.
469 2009-06-25 Martin Jambor <mjambor@suse.cz>
471 PR tree-optimization/40493
472 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
473 (enum unscalarized_data_handling): New type.
474 (handle_unscalarized_data_in_subtree): Return what has been done.
475 (load_assign_lhs_subreplacements): Handle left flushes differently.
476 (sra_modify_assign): Use unscalarized_data_handling, simplified
477 condition determining whether to remove the statement.
479 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
481 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
482 excerpt - @ should be doubled for texinfo.
484 2009-06-24 Ian Lance Taylor <iant@google.com>
486 * config/arc/arc.c: Include "df.h".
487 (arc_attribute_table): Make static. Move higher in file.
488 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
489 (output_shift): Initialize n later to avoid warning.
490 * config/arm/arm.c (arm_attribute_table): Make static. Move
492 * config/avr/avr.c (avr_attribute_table): Make static. Move
494 (reg_class_tab): Change array type from int to enum reg_class.
495 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
497 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
498 (lshrhi3_out): Likewise.
499 (class_likely_spilled_p): Change return type to bool.
500 (avr_rtx_costs): Use local code variable with enum type.
501 * config/avr/avr.md (movmemhi): Use add_reg_note.
502 (andhi3, andsi3): Don't use AS2 with "and".
503 (iorhi3, iorsi3): Don't use AS2 with "or".
504 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
505 * config/crx/crx.c: Include "df.h".
506 (crx_attribute_table): Make static.
507 * config/m32r/m32r.c: Include "df.h".
508 (m32r_attribute_table): Make static. Move higher in file.
509 (pop): Use add_reg_note.
510 (block_move_call): Change 0 to LCT_NORMAL in function call.
511 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
512 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
513 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
514 declare, not just when TREE_CODE is defined.
515 * config/m68hc11/m68hc11.c: Include "expr.h".
516 (m68hc11_attribute_table): Make static. Move higher in file.
517 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
519 (m68hc11_register_indirect_p): Likewise.
520 (m68hc11_function_arg_padding): Change return type to enum
522 (emit_move_after_reload): Use add_reg_note.
523 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
524 (m68hc11_split_logical): Likewise.
525 (m68hc11_rtx_costs): Add local code_and outer_code variables with
527 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
528 to VOIDmode in function call.
529 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
531 (m68hc11_split_logical): Update declaration.
532 (m68hc11_function_arg_padding): Update declaration.
533 * config/mcore/mcore.c (regno_reg_class): Change form array of int
534 to array of enum reg_class.
535 (mcore_attribute_table): Make static. Move higher in file.
536 (mcore_rtx_costs): Add cast to enum type.
537 * config/mcore/mcore.h (regno_reg_class): Update declaration.
538 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
539 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
541 * config/sh/predicates.md (trapping_target_operand): Rename and to
543 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
545 * config/spu/spu.c (spu_attribute_table): Make static. Move
547 * config/v850/v850.c (v850_attribute_table): Make static. Move
549 (v850_rtx_costs): Use local code with enum type.
550 (expand_epilogue): Add cast.
551 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
553 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
556 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
557 -m2a-single-only and -m2a-nofpu.
558 * config/sh/sh.opt: Document m2a generates FPU code.
560 2009-06-24 Anatoly Sokolov <aesok@post.ru>
562 * defaults.h (CAN_ELIMINATE): Provide default.
563 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
564 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
565 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
566 * config/spu/spu.h (CAN_ELIMINATE): Delete.
567 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
568 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
569 * config/cris/cris.h (CAN_ELIMINATE): Delete.
570 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
571 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
572 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
574 2009-06-24 DJ Delorie <dj@redhat.com>
576 * mep-ext-cop.cpu: Fix copyright notice.
577 * mep-default: Fix copyright notice.
578 * mep-core: Fix copyright notice.
579 * mep: Fix copyright notice.
580 * mep-ivc2: Fix copyright notice.
581 * mep-c5: Fix copyright notice.
583 2009-06-24 Denis Chertykov <chertykov@gmail.com>
585 * doc/contrib.texi (Contributors):
587 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
590 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
591 src and dst operands if necessary.
593 2009-06-23 DJ Delorie <dj@redhat.com>
596 * config.gcc: Add mep support.
597 * recog.c: Resurrect validate_replace_rtx_subexp().
599 * config/mep/: Add new port:
600 * config/mep/constraints.md: New file.
601 * config/mep/default.h: New file.
602 * config/mep/intrinsics.h: New file.
603 * config/mep/intrinsics.md: New file.
604 * config/mep/ivc2-template.h: New file.
605 * config/mep/mep-c5.cpu: New file.
606 * config/mep/mep-core.cpu: New file.
607 * config/mep/mep-default.cpu: New file.
608 * config/mep/mep-ext-cop.cpu: New file.
609 * config/mep/mep-intrin.h: New file.
610 * config/mep/mep-ivc2.cpu: New file.
611 * config/mep/mep-lib1.asm: New file.
612 * config/mep/mep-lib2.c: New file.
613 * config/mep/mep-pragma.c: New file.
614 * config/mep/mep-protos.h: New file.
615 * config/mep/mep-tramp.c: New file.
616 * config/mep/mep.c: New file.
617 * config/mep/mep.cpu: New file.
618 * config/mep/mep.h: New file.
619 * config/mep/mep.md: New file.
620 * config/mep/mep.opt: New file.
621 * config/mep/predicates.md: New file.
622 * config/mep/t-mep: New file.
624 2009-06-23 Ian Lance Taylor <iant@google.com>
626 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
627 from loose_warn into c_loose_warn and from strict_warn into
628 c_strict_warn. Set and substitute warn_cxxflags. Check for
629 --enable-build-with-cxx. Set and substitute
630 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
631 * Makefile.in (CXXFLAGS): New variable.
632 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
633 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
634 the default is the same as $(STRICT_WARN).
635 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
637 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
638 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
639 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
640 (HOST_LIBS): New variable.
641 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
642 (ALL_CXXFLAGS): New variable.
643 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
644 * doc/install.texi (Configuration): Document
645 --enable-build-with-cxx, --with-stage1-ldflags,
646 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
647 * configure: Rebuild.
649 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
651 * config/arm/arm.c (arm_override_options): Fix braces and formatting
652 from previous commit.
654 2009-06-23 Ian Lance Taylor <iant@google.com>
656 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
658 2009-06-23 Ian Lance Taylor <iant@google.com>
660 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
661 with ATTRIBUTE_UNUSED.
663 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
664 Pat Haugen <pthaugen@us.ibm.com>
665 Revital Eres <eres@il.ibm.com>
667 * config.in (HAVE_AS_POPCNTD): Add default definition.
668 (HAVE_AS_LWSYNC): Ditto.
670 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
672 (gcc_cv_as_powerpc_cmpb): Ditto.
673 (gcc_cv_as_powerpc_dfp): Ditto.
674 (gcc_cv_as_powerpc_vsx): Ditto.
675 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
676 supporting the popcntd/lwsync instructions.
677 (gcc_cv_as_powerpc_lwsync): Ditto.
678 * configure: Regenerate.
680 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
681 -mcpu=native and -mcpu=power7.
682 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
684 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
685 a variable instead of a mask to reduce the number of mask bits.
686 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
689 * config/rs6000/rs6000.opt (-mupdate): Ditto.
690 (-mfused-madd): Ditto.
692 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
694 (-mvsx): New switch for VSX instructions.
695 (-misel): Move from a variable to a mask to allow it to be set by
698 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
699 function declaration to an array declaration.
700 (rs6000_hard_regno_nregs): New external array declaration.
702 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
703 files included by rs6000.md.
705 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
706 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
708 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
710 (rs6000_debug_reg): New -mdebug= variables.
711 (rs6000_debug_addr): Ditto.
712 (rs6000_debug_cost): Ditto.
713 (rs6000_pmode): New variable to hold Pmode.
714 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
715 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
716 calculated at compiler start.
717 (rs6000_hard_regno_nregs): Change function to an array which holds
718 HARD_REGNO_NREGS calculated at compiler start.
719 (rs6000_explicit_options): Delete isel field.
720 (rs6000_vector_unit): New array to hold which vector unit
721 supports arithmetic options for a given type.
722 (rs6000_vector_mem): New array to hold which vector unit supports
723 memory reference operations for a given type.
724 (rs6000_vector_align): New array to given the alignment of each
726 (power7_cost): New basic costs for power7.
727 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
728 (rs6000_hard_regno_nregs_internal): New function, moved from
729 HARD_REGNO_NREGS, to calculate the number of registers each hard
730 register takes for each type.
731 (rs6000_debug_reg_print): New function for -mdebug=reg support.
732 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
733 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
734 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
735 unit information here so it is calculated once at compiler startup
737 (rs6000_override_options): Make -misel a target mask. Add more
738 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
739 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
741 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
742 (rs6000_handle_option): Move -misel from variable to target mask.
743 (rs6000_builtin_mask_for_load): Add VSX support.
744 (rs6000_conditional_register_usage): Ditto.
745 (USE_ALTIVEC_FOR_ARG_P): Ditto.
746 (function_arg_boundary): Ditto.
747 (rs6000_expand_builtin): Ditto.
748 (def_builtin): Make abort message a little friendlier.
749 (rs6000_emit_int_cmove): Add support for 64-bit isel.
751 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
752 assembler support the popcntd instruction instead of a vsx
753 instruction to enable power7 support.
754 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
755 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
756 option to the assembler if -mcpu=native.
757 (ASM_CPU_NATIVE_SPEC): Ditto.
758 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
760 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
761 the lwsync instruction.
762 (enum processor_type): Add PROCESSOR_POWER7.
763 (rs6000_debug_reg): New -mdebug= options.
764 (rs6000_debug_addr): Ditto.
765 (rs6000_debug_cost): Ditto.
766 (rs6000_isel): Delete.
767 (enum rs6000_vector): New enum to say what vector unit we have.
768 (VECTOR_UNIT_*): New macros to say which vector unit has
769 arithmetic operations for a given type.
770 (VECTOR_MEM_*): New macros to say which vector unit has memory
771 operations for a given type.
772 (TARGET_LDBRX): Whether the machine supports the ldbrx
774 (TARGET_ISEL): Delete, -misel moved to be a mask.
775 (TARGET_ISEL64): New macro for 64-bit isel support.
776 (UNITS_PER_VSX_WORD): New macro.
777 (POINTER_SIZE): Move to be an external variable, rather than
778 calculating whether we are generating 32 ot 64-bit code.
780 (STACK_BOUNDARY): Add VSX support.
781 (LOCAL_ALIGNMENT): Ditto.
782 (SLOW_UNALIGNED_ACCESS): Ditto.
783 (VSX_REGNO_P): New macro for VSX support.
784 (VFLOAT_REGNO_P): Ditto.
785 (VINT_REGNO_P): Ditto.
786 (VLOGICAL_REGNO_P): Ditto.
787 (VSX_VECTOR_MODE): Ditto.
788 (VSX_SCALAR_MODE): Ditto.
790 (VSX_MOVE_MODE): Ditto.
791 (VSX_REG_CLASS_P): Ditto.
792 (HARD_REGNO_NREGS): Instead of calling a function, use an array
794 (UNITS_PER_SIMD_WORD): Add VSX support.
795 (MODES_TIEABLE_P): Ditto.
796 (STARTING_FRAME_OFFSET): Ditto.
797 (STACK_DYNAMIC_OFFSET): Ditto.
798 (EPILOGUE_USES): Ditto.
799 (REGNO_REG_CLASS): Move to array lookup.
800 (CLASS_MAX_NREGS): Ditto.
801 (rs6000_vector_reg_class): Add declaration.
802 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
803 overlap with the floating point and Altivec registers.
805 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
807 * config/rs6000/driver-rs6000.c (asm_names): New static array to
808 give the appropriate asm switches if -mcpu=native.
809 (host_detect_local_cpu): Add support for "asm".
810 (host_detect_local_cpu): Follow GNU code guidelines for name.
812 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
813 -mbit-word to a variable instead of being a target mask.
815 * config/rs6000/sync.md (lwsync): If the assembler supports it,
816 emit the lwsync instruction instead of emitting the instruction as
819 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
820 fixuns_trundfsi2, move expander into rs6000.md.
822 * config/rs6000/rs6000.md (cpu): Add power7.
823 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
824 (logical predicate patterns): Change the single instruction
825 primitives that set CR0 to be fast_compare instead of compare.
827 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
829 (popcount<mode>): Ditto.
830 (floating multiply/add insns): Name the floating point
832 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
833 (isel_unsigned_<mode>): Ditto.
834 (fixuns_trundfsi2): Move expander here from spe.md.
835 (smindi3): Define if we have -misel on 64-bit systems.
840 2009-06-23 Anatoly Sokolov <aesok@post.ru>
842 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
844 * config/avr/avr.c (avr_current_device): New variable.
845 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
846 (avr_arch, mcu_type_s): Move to avr.h.
847 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
848 default_data_section_start fields.
849 (avr_arch): Moved from avr.c.
850 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
852 (avr_current_device, avr_mcu_types, avr_arch_types,
853 avr_device_to_arch, avr_device_to_data_start,
854 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
855 (EXTRA_SPEC_FUNCTIONS): Define.
856 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
857 options mapping. Use device_to_arch and device_to_data_start insted.
858 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
859 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
860 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
861 * config/avr/driver-avr.c: New file.
862 * config/avr/avr-devices.c: New file.
864 2009-06-23 Jakub Jelinek <jakub@redhat.com>
866 * var-tracking.c (unshare_variable): Force initialized to
867 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
868 (set_variable_part): Likewise.
869 (struct variable_union_info): Remove pos_src field.
870 (vui_vec, vui_allocated): New variables.
871 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
872 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
873 == 1 use a simpler sorting algorithm. Compute pos field right
874 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
875 Avoid quadratic comparison if !flag_var_tracking_uninit.
876 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
877 unshare_variable unconditionally.
878 (dataflow_set_different_2): Removed.
879 (dataflow_set_different): Don't traverse second hash table.
880 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
881 unconditionally to var_reg_set or var_mem_set.
882 (emit_notes_in_bb): Likewise.
883 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
885 (emit_note_insn_var_location): Don't set initialized to
886 VAR_INIT_STATUS_INITIALIZED early.
887 (vt_finalize): Free vui_vec if needed, clear vui_vec and
889 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
891 * tree-object-size.c (addr_object_size): Instead of checking
892 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
893 are no FIELD_DECLs following it.
895 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
897 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
898 order to match bswaps with signed source operands.
900 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
902 * sdbout.c (sdbout_one_type): Fix braces in switch.
904 2009-06-23 Richard Guenther <rguenther@suse.de>
906 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
908 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
909 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
910 var_callused, callused_tree, var_storedanything, storedanything_tree,
911 var_integer, integer_tree): Remove global variables.
912 (new_var_info): Do not pass new id, append the new var to the
913 global variable vector.
914 (do_ds_constraint): Use is_global_var member of the variable-info.
915 (new_scalar_tmp_constraint_exp): Adjust.
916 (create_function_info_for): Likewise.
917 (create_variable_info_for): Likewise.
918 (find_what_var_points_to): Remove dead code.
919 (init_base_vars): Simplify.
920 (compute_points_to_sets): Adjust.
922 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
924 * combine.c (try_combine): Dump information about the insns we're
927 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
929 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
930 check when calling force_to_mode on TRUNCATE's operand.
932 2009-06-22 Ian Lance Taylor <iant@google.com>
934 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
936 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
938 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
940 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
942 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
943 override library linkage flags such as -static-libgcc or
946 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
948 * config/m68k/m68k-devices.def: Add line for MCF5221x.
950 2009-06-22 Ian Lance Taylor <iant@google.com>
952 * config/linux.opt: Put mglibc ahead of muclibc.
954 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
957 2009-06-22 Matthias Klose <doko@ubuntu.com>
959 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
961 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
964 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
965 instead of NULL if a parser error occurs.
967 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
969 * dwarf2out.c (dwarf2_debug_hooks): Initialize
970 non-DWARF2_DEBUGGING_INFO version.
972 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
974 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
975 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
977 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
978 (LIBGCC2_TF_CEXT): Define.
981 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
984 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
986 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
988 * config/arm/arm.c (arm_override_options): Disable
989 -mcaller-super-interworking and -mcallee-super-interworking.
990 * doc/invoke.texi (ARM Options): Document this.
992 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
994 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
995 * config/arm/constraints.md (j): New constraint for movw operands.
996 (N): Remove thumb2 meaning.
997 * config/arm/arm.md (*arm_movw): Delete.
998 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
999 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1000 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1002 2009-06-22 Martin Jambor <mjambor@suse.cz>
1004 PR tree-optimization/40492
1005 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1006 build_ref_for_offset.
1008 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1010 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1011 JUMP_TABLE_DATA_P predicates where applicable.
1012 * auto-inc-dec.c: Ditto.
1013 * builtins.c: Ditto.
1014 * caller-save.c: Ditto.
1016 * cfgcleanup.c: Ditto.
1017 * cfglayout.c: Ditto.
1020 * combine-stack-adj.c: Ditto.
1026 * dwarf2asm.c: Ditto.
1027 * dwarf2out.c: Ditto.
1028 * emit-rtl.c: Ditto.
1034 * function.c: Ditto.
1037 * genpreds.c: Ditto.
1038 * genrecog.c: Ditto.
1040 * ira-costs.c: Ditto.
1041 * ira-lives.c: Ditto.
1044 * lower-subreg.c: Ditto.
1045 * modulo-sched.c: Ditto.
1047 * postreload.c: Ditto.
1048 * print-rtl.c: Ditto.
1057 * sched-vis.c: Ditto.
1059 * sel-sched-ir.c: Ditto.
1060 * simplify-rtx.c: Ditto.
1061 * targhooks.c: Ditto.
1062 * var-tracking.c: Ditto.
1063 * vmsdbgout.c: Ditto.
1065 2009-06-22 Matthias Klose <doko@ubuntu.com>
1067 * Makefile.in (install-plugin): Always use DESTDIR.
1069 2009-06-22 Olivier Hainque <hainque@adacore.com>
1071 * config/pa/pa.c (output_call): Don't optimize post call jumps
1072 into return address adjustments if the call may throw.
1074 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1076 * arm.c (thumb1_output_casesi): New function.
1077 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1078 optimizing for size or PIC.
1079 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1080 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1081 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1082 (thumb1_casesi_internal_pic): New expand rule.
1083 (thumb1_casesi_dispatch): New pattern.
1084 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1086 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1087 in the text seciton when PIC or optimizing for size.
1088 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1089 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1090 preservation properties of code.
1091 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1092 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1093 (__gnu_thumb1_case_si): New function.
1094 * t-arm (LIB1ASMSRC): Define here.
1095 (LIB1ASMFUNCS): Add some common functions.
1096 * t-arm-elf (LIB1ASMSRC): Delete.
1097 (LIB1ASMFUNCS): Append to existing set.
1098 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1099 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1100 * t-symbian (LIB1ASMFUNCS): Likewise.
1101 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1102 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1104 2009-06-21 Richard Guenther <rguenther@suse.de>
1106 PR tree-optimization/38729
1107 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1108 to loops with a single exit if -fno-expensive-optimizations.
1110 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1112 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1113 (dataflow_set): Change vars type from htab_t to shared_hash.
1114 (shared_hash_pool, empty_shared_hash): New variables.
1115 (vars_clear): Removed.
1116 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1117 shared_hash_find_slot_unshare, shared_hash_find_slot,
1118 shared_hash_find_slot_noinsert, shared_hash_find): New
1120 (shared_hash_unshare, shared_hash_destroy): New functions.
1121 (unshare_variable): Unshare set->vars if shared, use
1123 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1124 (get_init_value, find_src_set_src, dump_dataflow_set,
1125 clobber_variable_part, emit_notes_for_differences): Use
1127 (dataflow_set_init): Remove second argument, set vars to
1128 empty_shared_hash instead of creating a new htab.
1129 (dataflow_set_clear): Call shared_hash_destroy and set vars
1130 to empty_shared_hash instead of calling vars_clear.
1131 (dataflow_set_copy): Don't call vars_copy, instead just share
1132 the src htab with dst.
1133 (variable_union): Use shared_hash_*, use initially NO_INSERT
1134 lookup if set->vars is shared. Don't keep slot cleared before
1135 calling unshare_variable. Unshare set->vars if needed.
1136 Even ->refcount == 1 vars must be unshared if set->vars is shared
1137 and var needs to be modified.
1138 (variable_canonicalize): New function.
1139 (dataflow_set_union): If dst->vars is empty, just share src->vars
1140 with dst->vars and traverse with variable_canonicalize to canonicalize
1141 and unshare what is needed.
1142 (dataflow_set_different): If old_set and new_set use the same shared
1143 htab, they aren't different. If number of htab elements is different,
1144 htabs are different. Use shared_hash_*.
1145 (dataflow_set_destroy): Call shared_hash_destroy instead of
1147 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1148 second argument to dataflow_set_init.
1149 (vt_initialize): Likewise. Initialize shared_hash_pool and
1150 empty_shared_hash, move bb in/out initialization afterwards.
1151 Use variable_htab_free instead of NULL as changed_variables del hook.
1152 (variable_was_changed): Change type of second argument to pointer to
1153 dataflow_set. When inserting var into changed_variables, bump
1154 refcount. Unshare set->vars if set is shared htab and slot needs to
1156 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1157 lookup if set->vars is shared. Unshare set->vars if needed.
1158 Even ->refcount == 1 vars must be unshared if set->vars is shared
1159 and var needs to be modified. Adjust variable_was_changed caller.
1160 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1161 vars must be unshared if set->vars is shared and var needs to be
1162 modified. Adjust variable_was_changed caller.
1163 (emit_note_insn_var_location): Don't pool_free var.
1164 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1166 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1167 free_alloc_pool on shared_hash_pool.
1169 2009-06-20 Anthony Green <green@moxielogic.com>
1171 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1172 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1174 2009-06-20 Richard Guenther <rguenther@suse.de>
1176 * tree-ssa-structalias.c (find_func_aliases): For memset use
1177 a constraint from NULL if we memset to zero.
1178 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1179 we explicitly handle that do not read from memory.
1180 (call_may_clobber_ref_p_1): Properly handle builtins that may
1183 2009-06-20 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/40495
1186 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1187 (new_scalar_tmp_constraint_exp): New function.
1188 (process_constraint): Do not create temporary decls.
1189 (process_all_all_constraints): Likewise.
1190 (handle_const_call): Likewise.
1191 (create_function_info_for): Do not set decl.
1193 2009-06-19 Ian Lance Taylor <iant@google.com>
1195 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1196 (rs6000_attribute_table): Make static; move before use.
1198 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1200 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1201 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1202 Propagate the TREE_READONLY flag without overwriting it.
1203 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1204 Propagate the TREE_READONLY flag onto the result.
1205 (process_call_operands): Move around. Use correct constant value.
1207 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1210 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1211 * config/arm/arm.md: Likewise.
1213 2009-06-19 Ian Lance Taylor <iant@google.com>
1215 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1216 to GIMPLE_ERROR_MARK.
1218 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1219 op2_original_type parameters. Warn about using different enum types.
1220 * c-parser.c (c_parser_conditional_expression): Pass original
1221 types to build_conditional_expr.
1222 * c-tree.h (build_conditional_expr): Update declaration.
1224 2009-06-19 Ian Lance Taylor <iant@google.com>
1226 * config/i386/i386.c (ix86_function_specific_save): Test that
1227 fields match values, rather than testing the values are in a
1230 2009-06-19 Richard Guenther <rguenther@suse.de>
1232 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1234 (ptr_derefs_may_alias_p): Likewise.
1235 (ptr_deref_may_alias_ref_p_1): New function.
1236 (ptr_deref_may_alias_ref_p): Likewise.
1237 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1238 covered by looking at the ESCAPED solution.
1239 (call_may_clobber_ref_p_1): Likewise.
1240 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1241 Handle NULL_TREE offset. Do not produce redundant constraints.
1242 (process_all_all_constraints): New helper function.
1243 (do_structure_copy): Use it.
1244 (handle_lhs_call): Likewise.
1245 (find_func_aliases): Handle some builtins with pointer arguments
1246 and/or return values explicitly.
1248 2009-06-19 Ian Lance Taylor <iant@google.com>
1250 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1252 2009-06-19 Ian Lance Taylor <iant@google.com>
1254 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1256 2009-06-19 Ian Lance Taylor <iant@google.com>
1258 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1259 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1262 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1263 uninitialized const.
1265 2009-06-19 Ian Lance Taylor <iant@google.com>
1267 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1270 * c-decl.c (in_struct, struct_types): Remove.
1271 (struct c_binding): Add in_struct field.
1272 (c_binding_ptr): Define type, along with VEC.
1273 (struct c_struct_parse_info): Define.
1274 (struct_parse_info): New static variable.
1275 (bind): Initialize in_struct field.
1276 (start_struct): Remove enclosing_in_struct and
1277 enclosing_struct_types parameters. Add
1278 enclosing_struct_parse_info parameter. Change all callers. Set
1279 struct_parse_info rather than in_struct and struct_types.
1280 (grokfield): If -Wc++-compat and there is a symbol binding for the
1281 field name, set the in_struct flag and push it on the
1282 struct_parse_info->fields vector.
1283 (warn_cxx_compat_finish_struct): New static function.
1284 (finish_struct): Remove enclosing_in_struct and
1285 enclosing_struct_types parameters. Add
1286 enclosing_struct_parse_info parameter. Change all callers. Don't
1287 set C_TYPE_DEFINED_IN_STRUCT here. Call
1288 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1289 parameter. Only push on struct_types if warn_cxx_compat.
1290 (finish_enum): Only push on struct_types if warn_cxx_compat.
1291 (declspecs_add_type): Add loc parameter. Change all callers.
1292 Change all error calls to error_at. Pass loc, not input_location,
1293 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1294 defined in a struct. If -Wc++-compat and parsing a struct, record
1295 that a typedef name was used.
1296 * c-parser.c (c_parser_declspecs): Get location to pass to
1298 (c_parser_struct_or_union_specifier): Update calls to start_struct
1300 * c-tree.h (struct c_struct_parse_info): Declare.
1301 (finish_struct, start_struct): Update declarations.
1302 (declspecs_add_type): Update declaration.
1304 2009-06-19 Ian Lance Taylor <iant@google.com>
1306 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1307 variable with an anonymous type.
1309 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1311 * see.c: Remove for real.
1313 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1315 * optabs.h (enum optab_index): Add new OTI_significand.
1316 (significand_optab): Define corresponding macro.
1317 * optabs.c (init_optabs): Initialize significand_optab.
1318 * genopinit.c (optabs): Implement significand_optab using
1319 significand?f2 patterns.
1320 * builtins.c (expand_builtin_mathfn): Handle
1321 BUILT_IN_SIGNIFICAND{,F,L}.
1322 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1323 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1325 * config/i386/i386.md (significandxf2, significand<mode>2): New
1326 expanders to implement significandf, significand and significandl
1327 built-ins as inline x87 intrinsics.
1329 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1331 * config/avr/avr.c (avr_override_options): Remove setting value of
1332 PARAM_INLINE_CALL_COST.
1334 2009-06-18 Richard Henderson <rth@redhat.com>
1337 * tree-pass.h (TDF_ASMNAME): New.
1338 * tree-dump.c (dump_options): Add asmname.
1339 * doc/invoke.texi: Document it.
1341 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1342 (dump_decl_name): ...here.
1343 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1344 (dump_generic_node): Update dump_function_name calls.
1345 (print_call_name): New flags arg; update all dump calls.
1346 * diagnostic.h (print_call_name): Update.
1347 * gimple-pretty-print.c (dump_gimple_call): Update.
1349 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1352 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1354 2009-06-18 Diego Novillo <dnovillo@google.com>
1356 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1357 * plugin.c (str_license): Declare.
1358 (try_init_one_plugin): Assert that the symbol
1359 'plugin_is_GPL_compatible' exists.
1361 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1364 * Makefile.in (OBJS-common): Remove see.o.
1366 * common.opt (fsee): Mark as preserved for backward compatibility.
1367 * opts.c (common_handle_option): Add OPT_fsee to the backward
1368 compatibility section.
1369 * passes.c (init_optimization_passes, pass_see): Remove pass.
1370 * timevar.def (TV_SEE): Remove.
1371 * tree-pass.h (pass_see): Remove declaration.
1372 * doc/invoke.texi (-fsee): Remove documentation.
1374 2009-06-18 Martin Jambor <mjambor@suse.cz>
1376 * tree-sra.c: Include statistics.h
1377 (sra_stats): New variable.
1378 (sra_initialize): Clear sra_stats.
1379 (create_access_replacement): Increment sra_stats.replacements.
1380 (get_access_replacement): Do not return twice.
1381 (analyze_all_variable_accesses): Increment statistics counter by the
1382 number of scalarized aggregates.
1383 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1384 (sra_modify_expr): Increment sra_stats.exprs.
1385 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1386 (sra_modify_assign): Increment sra_stats.exprs,
1387 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1388 (perform_intra_sra): Update statistics counters.
1389 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1391 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1393 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1394 (arm_scalar_mode_supported_p): New function.
1396 2009-06-18 Paul Brook <paul@codesourcery.com>
1397 Sandra Loosemore <sandra@codesourcery.com>
1399 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1400 (__extendhfsf2, __truncsfhf2): Define.
1401 * config/arm/fp16.c: New file.
1402 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1403 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1405 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1407 * doc/extend.texi (Half-Precision): New section.
1408 * doc/invoke.texi (Option Summary): List -mfp16-format.
1409 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1410 * config/arm/arm.opt (mfp16-format=): New.
1411 * config/arm/arm.c: Include intl.h.
1412 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1413 (TARGET_INVALID_RETURN_TYPE): Redefine.
1414 (TARGET_PROMOTED_TYPE): Redefine.
1415 (TARGET_CONVERT_TO_TYPE): Redefine.
1416 (arm_fp16_format): Define.
1417 (all_fpus): Add entry for neon-fp16.
1418 (fp_model_for_fpu): Likewise.
1419 (struct fp16_format): Declare.
1420 (all_fp16_formats): Define.
1421 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1423 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1425 (arm_legitimate_index_p): Treat HFmode like HImode.
1426 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1427 (coproc_secondary_reload_class): Special-case HFmode.
1428 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1429 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1430 (arm_init_fp16_builtins): New.
1431 (arm_init_builtins): Call it.
1432 (arm_invalid_parameter_type): New.
1433 (arm_invalid_return_type): New.
1434 (arm_promoted_type): New.
1435 (arm_convert_to_type).
1436 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1438 (arm_emit_fp16_const): New function.
1439 (arm_mangle_type): Mangle __fp16 as "Dh".
1440 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1442 (TARGET_NEON_FP16): New.
1443 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1444 (enum fputype): Add FPUTYPE_NEON_FP16.
1445 (enum arm_fp16_format_type): Declare.
1446 (arm_fp16_format): Declare.
1447 (LARGEST_EXPONENT_IS_NORMAL): Define.
1448 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1449 * config/arm/arm-modes.def (HFmode): Define.
1450 * config/arm/vfp.md: (*movhf_vfp): New.
1453 * config/arm/arm.md: (fpu): Add neon_fp16.
1454 (floatsihf2, floatdihf2): New.
1455 (fix_trunchfsi2, fix_trunchfdi2): New.
1459 (*arm32_movhf): New.
1460 (*thumb1_movhf): New.
1461 (consttable_2): Add check for HFmode constants.
1462 (consttable_4): Handle HFmode constants.
1464 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1466 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1468 2009-06-17 Olivier Hainque <hainque@adacore.com>
1470 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1471 const char ** conversion in AIX specific section.
1473 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1475 * config/i386/i386.c (ix86_special_builtin_type): Remove
1476 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1477 (bdesc_special_args): Updated.
1478 (ix86_init_mmx_sse_builtins): Likewise.
1479 (ix86_expand_special_args_builtin): Likewise.
1481 2009-06-17 Richard Henderson <rth@redhat.com>
1483 * tree-pretty-print.c (maybe_dump_asm_name): New.
1484 (dump_decl_name): Use it.
1485 (PRINT_FUNCTION_NAME): Merge into...
1486 (dump_function_name): ... here. Use maybe_dump_asm_name.
1488 2009-06-17 Cary Coutant <ccoutant@google.com>
1490 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1492 * debug.c (struct gcc_debug_hooks): Change placeholder for
1494 (debug_nothing_int_charstar_int): Replaced by...
1495 (debug_nothing_int_charstar_int_bool): ...this.
1496 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1497 source_line prototype.
1498 (debug_nothing_int_charstar_int): Replaced by...
1499 (debug_nothing_int_charstar_int_bool): ...this.
1500 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1501 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1502 Output is_stmt operand when necessary.
1503 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1504 (notice_source_line): Add is_stmt parameter.
1505 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1506 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1508 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1509 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1511 2009-06-17 Ian Lance Taylor <iant@google.com>
1513 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1515 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1518 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1520 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1521 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1522 tree_strip_sign_nop_conversions and
1523 tree_ssa_strip_useless_type_conversions rather than stripping
1524 the operations here.
1525 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1527 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1528 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1529 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1530 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1533 2009-06-17 Michael Eager <eager@eagercon.com>
1535 * config/rs6000/constraints.md (register_constraint "d"): New.
1536 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1537 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1538 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1539 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1540 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1541 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1542 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1543 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1544 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1545 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1547 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1548 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1549 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1550 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1551 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1552 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1553 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1554 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1555 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1556 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1557 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1558 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1559 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1560 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1562 2009-06-16 Ian Lance Taylor <iant@google.com>
1564 * profile.c (total_num_never_executed): Don't define.
1565 (compute_branch_probabilities): Don't count or print
1567 (init_branch_prob): Don't set total_num_never_executed.
1568 (end_branch_prob): Don't print total_num_never_executed.
1570 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1572 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
1574 2009-06-17 David Edelsohn <edelsohn@gnu.org>
1576 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
1577 (nabstd2_fpr): Same.
1579 2009-06-17 Steve Ellcey <sje@cup.hp.com>
1581 * expr.c (expand_assignment): Change complex type check.
1583 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
1585 * doc/plugins.texi (Building GCC plugins): Added new section.
1587 2009-06-17 Ian Lance Taylor <iant@google.com>
1589 * c-pch.c (get_ident): Don't set size of templ array.
1590 (pch_init): Don't set size of partial_pch array.
1592 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
1593 string constant to intialize an array whose size is the length of
1596 2009-06-17 Richard Guenther <rguenther@suse.de>
1598 PR tree-optimization/40389
1599 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
1600 to addressable types.
1601 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
1603 2009-06-17 Richard Guenther <rguenther@suse.de>
1606 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
1607 if there is no evolution of left in the loop bail out.
1608 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
1609 chrec_fold_multiply.
1611 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
1612 Janis Johnson <janis187@us.ibm.com>
1615 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
1616 for the symbol ref of a constant that is the source of a move
1617 - nor for any other not-obvious-label-ref constants.
1619 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
1621 * plugin.c (position_pass): Skip newly inserted pass during list
1622 traversal to avoid repeated insertion.
1624 2009-06-16 Ian Lance Taylor <iant@google.com>
1626 * vec.h (VEC_stack_alloc): Define different version if
1627 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
1628 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
1629 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
1630 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1632 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
1634 * config.gcc (extra_headers): Add ia32intrin.h for x86.
1636 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
1637 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
1638 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
1639 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
1640 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
1641 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1642 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1643 (bdesc_special_args): Add __builtin_ia32_rdtsc and
1644 __builtin_ia32_rdtscp.
1645 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
1646 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
1647 and __builtin_ia32_rorhi.
1648 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
1649 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1650 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1651 (ix86_expand_args_builtin): Likewise.
1652 (ix86_expand_special_args_builtin): Likewise.
1654 * config/i386/i386.md (UNSPECV_RDTSCP): New.
1655 (UNSPECV_RDTSC): Likewise.
1656 (UNSPECV_RDPMC): Likewise.
1657 (*bsr): Renamed to ...
1659 (*bsr_rex64): Renamed to ...
1663 (*rdpmc_rex64): Likewise.
1666 (*rdtsc_rex64): Likewise.
1668 (*rdtscp): Likewise.
1669 (*rdtscp_rex64): Likewise.
1671 * config/i386/ia32intrin.h: New.
1673 * config/i386/x86intrin.h: Include <ia32intrin.h>.
1675 2009-06-16 Ian Lance Taylor <iant@google.com>
1677 * ira-build.c (copy_info_to_removed_store_destinations):
1678 Initialize parent_a.
1680 2009-06-16 Ian Lance Taylor <iant@google.com>
1682 * c-decl.c (grokdeclarator): Change size_varies to bool.
1684 2009-06-16 Ian Lance Taylor <iant@google.com>
1686 * sel-sched.c: Make forward declarations of move_op_hooks and
1687 fur_hooks explicitly extern.
1689 2009-06-16 Ian Lance Taylor <iant@google.com>
1691 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
1692 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
1694 2009-06-16 Ian Lance Taylor <iant@google.com>
1696 * resource.c (mark_referenced_resources): Change
1697 include_delayed_effects parameter to bool. Change all callers.
1698 (mark_end_of_function_resources): Likewise.
1699 * reorg.c (insn_references_resource_p): Likewise.
1700 (insn_sets_resource_p): Likewise.
1701 * resource.h (mark_referenced_resources): Update declaration.
1702 (mark_end_of_function_resources): Update declaration.
1704 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1706 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
1708 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1710 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
1711 GCC can bootstrap on AIX with GNU Binutils 2.20.
1713 2009-06-16 Ian Lance Taylor <iant@google.com>
1715 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
1717 2009-06-16 Ian Lance Taylor <iant@google.com>
1719 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
1720 inline, not extern inline.
1721 (exact_log2): Likewise.
1722 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
1724 (exact_log2): Likewise, but don't test CTZ_HWI.
1726 2009-06-16 Ian Lance Taylor <iant@google.com>
1728 * bitmap.c (bitmap_clear): Don't declare as inline.
1729 * gimple.c (gimplify_assign): Likewise.
1730 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1731 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
1732 (sched_scan_info): Remove duplicate definition.
1734 2009-06-16 Ian Lance Taylor <iant@google.com>
1736 * c-common.c (skip_evaluation): Don't define.
1737 (c_inhibit_evaluation_warnings): Define global variable.
1738 (overflow_warning): Check c_inhibit_evaluation_warnings rather
1739 than skip_evaluation.
1740 (convert_and_check, warn_for_div_by_zero): Likewise.
1741 * c-common.h (skip_evaluation): Don't declare.
1742 (c_inhibit_evaluation_warnings): Declare.
1743 * c-parser.c (c_parser_typeof_specifier): Set
1744 c_inhibit_evaluation_warnings rather than skip_evaluation.
1745 (c_parser_conditional_expression): Likewise.
1746 (c_parser_binary_expression): Likewise.
1747 (c_parser_sizeof_expression): Likewise.
1748 (c_parser_alignof_expression): Likewise.
1749 * c-typeck.c (build_indirect_ref): Check
1750 c_inhibit_evaluation_warnings rather than skip_evaluation.
1751 (build_conditional_expr, build_binary_op): Likewise.
1753 2009-06-16 Richard Guenther <rguenther@suse.de>
1755 * tree-ssa-alias.c (is_escape_site): Remove.
1756 * tree-ssa-alias.h (enum escape_type): Remove.
1757 (is_escape_site): Likewise.
1758 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
1759 via casts and asms without deferring to is_escape_site.
1761 2009-06-16 Jakub Jelinek <jakub@redhat.com>
1764 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
1765 use gen_lowpart if op0 has complex mode.
1767 2009-06-16 Richard Guenther <rguenther@suse.de>
1769 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
1770 variables add them to ESCAPED.
1771 (find_func_aliases): Do not make all indirectly stored values escaped.
1773 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
1775 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
1778 2009-06-16 Martin Jambor <mjambor@suse.cz>
1780 PR tree-optimization/40432
1781 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
1782 check whether we need to force gimple register operand.
1784 2009-06-16 Martin Jambor <mjambor@suse.cz>
1786 PR tree-optimization/40413
1787 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
1788 build_ref_for_offset.
1789 (propagate_subacesses_accross_link): Fix a typo in a comment.
1791 2009-06-16 Ira Rosen <irar@il.ibm.com>
1793 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1794 with additional parameter.
1795 * tree-vectorizer.h (enum vect_def_type): Add new value
1797 (enum vect_relevant): Add comments.
1798 (vect_is_simple_reduction): Add new argument.
1799 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
1800 Detect nested cycles.
1801 (vect_is_simple_reduction): Update documentation, add an argument to
1802 distinguish inner-loop reduction from nested cycle, detect nested
1803 cycles, fix printings and indentation, don't swap operands in case
1805 (get_initial_def_for_reduction): Handle subtraction.
1806 (vect_create_epilog_for_reduction): Add new argument to specify
1808 (vect_finalize_reduction): Handle subtraction, fix comments.
1809 (vectorizable_reduction): Handle nested cycles. In case of nested
1810 cycle keep track of the reduction variable position. Call
1811 vect_is_simple_reduction with additional parameter. Use original
1812 statement code in reduction epilogue for nested cycle. Call
1813 vect_create_epilog_for_reduction with additional parameter.
1814 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
1815 inner-loop vectorization.
1816 (vect_recog_widen_sum_pattern): Likewise.
1817 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
1819 (vect_mark_stmts_to_be_vectorized): Likewise.
1820 (vect_get_vec_def_for_operand): Handle nested cycles.
1822 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1824 * doc/invoke.texi (Debugging Options): Fix option index entries
1825 for -fdump-statistics, -frandom-seed add entries for
1826 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
1827 (FRV Options): Fix entries for -mTLS, -mtls.
1828 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
1829 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
1830 (M68hc1x Options): Fix @itemx for -mnominmax.
1831 (MCore Options): Fix entry for -mno-lsim.
1832 (MMIX Options): Fix entry for -mabi=mmixware.
1833 (PDP-11 Options): Fix entry for -mbcopy-builtin.
1835 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
1837 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
1838 Mention the plugin mode of gengtype.
1839 * doc/gty.texi (Source Files Containing Type Information): Likewise.
1840 * gengtype.c: Updated copyright.
1841 (plugin_files, nb_plugin_files) Added new static variables.
1842 (measure_input_list) Care about plugin_files.
1843 (write_rtx_next): Added early return in plugin mode.
1844 (create_file): Updated copyright year in generated file. Added
1846 (oprintf): Added early return if NULL outf.
1847 (get_output_file_with_visibility): Care of plugin_files.
1848 (get_output_file_name): May return null.
1849 (write_local): Added early return.
1850 (put_mangled_filename): Ditto.
1851 (finish_root_table): Added check for base_files.
1852 (write_roots): Care about null when plugins.
1853 (main): Added plugin mode.
1855 2009-06-15 Ian Lance Taylor <iant@google.com>
1857 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
1858 * gcov.c (read_count_file): Add braces around variables declared
1861 * c.opt (Wjump-misses-init): New warning.
1862 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
1863 -Wall and -Wc++-compat if not already set.
1864 (c_common_post_options): Clear warn_jump_misses_init if it was not
1866 * c-decl.c (struct c_binding): Change type field to a union with
1867 new label field. Make it the first field in the struct. Update
1868 references to type to use u.type instead.
1869 (struct c_spot_bindings): Define.
1870 (struct c_goto_bindings): Define.
1871 (c_goto_bindings_p): Define, along with VECs.
1872 (struct c_label_vars): Define.
1873 (struct c_scope): Add has_label_bindings field.
1874 (bind_label, set_spot_bindings): New static functions.
1875 (decl_jump_unsafe, update_spot_bindings): New static functions.
1876 (update_label_decls): New static function.
1877 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
1878 Update binding u.label field to shadowed field.
1879 (c_binding_start_stmt_expr): New function.
1880 (c_binding_end_stmt_expr): New function.
1881 (pushdecl): Don't call c_begin_vm_scope.
1882 (make_label): Add defining and p_label_vars parameters. Change
1884 (lookup_label): Correct test for whether a label has not yet been
1885 defined. Call bind_label rather than bind.
1886 (warn_about_goto): New static function.
1887 (lookup_label_for_goto): New function.
1888 (declare_label): Call bind_label rather than bind.
1889 (check_earlier_gotos): New static function.
1890 (define_label): Don't give errors about jumping into statement
1891 expressions or scopes of variably modified types. Call
1892 set_spot_bindings and check_earlier_gotos. Call bind_label
1893 instead of bind. Don't set label_context_stack_se or
1894 label_context_stack_vm.
1895 (c_get_switch_bindings): New function.
1896 (c_release_switch_bindings): New function.
1897 (c_check_switch_jump_warnings): New function.
1898 (start_function): Don't set label_context_stack_se or
1899 label_context_stack_vm.
1900 (finish_function): Likewise.
1901 * c-typeck.c (label_context_stack_se): Don't define.
1902 (label_context_stack_vm): Don't define.
1903 (c_finish_goto_label): Call lookup_label_for_goto rather than
1904 lookup_label. Don't give errors about jumping into a statement
1905 expression or the scope of a variably modified type. Don't set
1906 label_context_stack_se or label_context_stack_vm.
1907 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
1908 fields. Add bindings field.
1909 (c_start_case): Don't set deleted fields. Set bindings field.
1910 (do_case): Rework order of tests. Don't check blocked_stmt_expr
1911 or blocked_vm. Call c_check_switch_jump_warnings.
1912 (c_finish_case): Don't test blocked_stmt_expr field. Call
1913 c_release_switch_bindings.
1914 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
1915 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1916 set label_context_stack_se. Call c_bindings_start_stmt_expr.
1917 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
1918 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1919 set label_context_stack_se. Call c_bindings_end_stmt_expr.
1920 (c_begin_vm_scope, c_end_vm_scope): Don't define.
1921 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
1922 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1923 (C_DECL_UNJUMPABLE_VM): Don't define.
1924 (C_DECL_UNDEFINABLE_VM): Don't define.
1925 (struct c_label_list): Don't define.
1926 (struct c_label_context_se): Don't define.
1927 (struct c_label_context_vm): Don't define.
1928 (struct c_spot_bindings): Declare.
1929 (c_bindings_start_stmt_expr): Declare.
1930 (c_bindings_end_stmt_expr): Declare.
1931 (lookup_label_for_goto): Declare.
1932 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1933 (c_check_switch_jump_warnings): Declare.
1934 (label_context_stack_se, label_context_stack_vm): Don't declare.
1935 (c_finish_goto_label): Update declaration.
1936 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1937 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1938 (Warning Options): Document -Wjump-misses-init.
1940 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1942 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1945 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1947 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1949 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1951 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1953 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1955 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1957 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1959 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1960 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1961 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1962 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1963 * dwarf2asm.c (dw2_force_const_mem): Update call to
1965 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1966 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1967 * langhooks.c (lhd_comdat_group): Remove.
1968 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1969 * tree.h (DECL_COMDAT_GROUP): New.
1970 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1971 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1972 (make_decl_one_only): Change signature.
1973 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1975 (make_decl_one_only): Change signature.
1976 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1978 2009-06-15 Richard Guenther <rguenther@suse.de>
1981 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1983 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1985 * tree-ssa-math-opts.c: Remove extra divide.
1987 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1989 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1991 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1993 * passes.c: Add bswap pass.
1994 * tree-pass.h: Add pass_optimize_bswap declaration.
1995 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1996 Include rtl.h, expr.h and optabs.h for optab_handler check.
1997 (struct symbolic_number, pass_optimize_bswap): New definition.
1998 (do_shift_rotate, verify_symbolic_number_p): New functions.
1999 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2000 (gate_optimize_bswap): New function.
2001 * tree.c (widest_int_cst_value): New function.
2002 * tree.h (widest_int_cst_value): Prototype added.
2004 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2006 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2007 REG_EQUAL/REG_EQUIV notes.
2009 2009-06-14 Richard Guenther <rguenther@suse.de>
2012 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2013 has its address taken if NRV was applied and it is addressable.
2014 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2015 function split out from ...
2016 (get_constraint_for_1): ... here.
2017 (handle_rhs_call): Use it to mark the return slot escaped if
2018 it is addressable and NRV was applied.
2020 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2022 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2023 Change first argument type to location_t.
2024 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2025 Do not set input_location.
2026 Use loc instead of input_location throughout.
2028 2009-06-13 Richard Guenther <rguenther@suse.de>
2030 PR tree-optimization/40421
2031 * tree-predcom.c (should_unroll_loop_p): Remove.
2032 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2034 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2036 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2037 Add location argument.
2039 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2041 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2043 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2044 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2045 * config/spu/spu-protos.h: Add location to
2046 spu_resolve_overloaded_builtin.
2047 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2048 spu_build_builtin_va_list.
2049 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2050 argument. Pass location to build_function_call_vec.
2051 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2053 (emit_fpu_switch): Same.
2054 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2055 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2056 to build_decl and create_artificial_label.
2057 (xtensa_gimplify_va_arg_expr): Same.
2058 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2059 (xstormy16_gimplify_va_arg_expr): Same.
2060 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2061 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2062 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2063 (mips16_build_function_stub): Same.
2064 (mips16_build_call_stub): Same.
2066 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2069 * arm/constraints.md (Pa, Pb): New constraints.
2070 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2071 split pattern to deal with them.
2073 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2075 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2076 fix index entry for -Xpreprocessor.
2078 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2080 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2081 Add location argument to build_decl call.
2082 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2083 (rs6000_init_builtins): Same.
2084 (spe_init_builtins): Same.
2085 (rs6000_gimplify_va_arg): Add location argument to
2086 create_artificial_label call.
2088 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2090 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2091 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2092 * Makefile.in: Fix GGC dependency for gcse.o.
2094 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2096 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2097 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2098 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2100 * c-parser.c (c_parser_binary_expression): Use current column while
2101 building binary operations.
2102 * common.opt (fshow-column): Enable by default.
2103 * tree-vrp.c (check_array_ref): Use warning_at.
2104 (check_array_bounds): Use location from call back if expr has no
2106 * tree.h: Add location argument to maybe_fold_*.
2107 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2108 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2109 (maybe_fold_offset_to_component_ref): Same.
2110 (maybe_fold_offset_to_reference): Same.
2111 (maybe_fold_offset_to_address): Same.
2112 (maybe_fold_stmt_indirect): Same.
2113 (maybe_fold_stmt_addition): Same.
2114 (fold_stmt_r): Pass location to maybe_fold_*.
2115 (fold_gimple_assign): Same.
2116 * c-tree.h: Add location argument to finish_decl,
2117 default_function_array_conversion, store_init_value.
2118 * c-decl.c (define_label): Use error_at.
2119 (c_make_fname_decl): Pass location to finish_decl.
2120 (finish_decl): New location argument.
2121 (build_compound_literal): Pass location to store_init_value.
2122 (grokdeclarator): Pass location to finish_decl.
2124 * c-typeck.c (array_to_pointer_conversion): New location argument.
2125 (function_to_pointer_conversion): Same.
2126 (default_function_array_conversion): Same.
2127 (parser_build_unary_op): Pass location to overflow_warning.
2128 (parser_build_binary_op): Same. Use warning_at.
2129 (build_unary_op): Pass location to array_to_pointer_conversion.
2130 (build_c_cast): Pass location to digest_init.
2131 (build_modify_expr): New location argument.
2132 (convert_for_assignment): Same.
2133 (store_init_value): Same.
2134 (digest_init): Same.
2135 (output_init_element): Pass location to digest_init and
2136 array_to_pointer_conversion.
2137 (c_finish_return): Pass location to convert_for_assignment.
2138 * gimplify.c (gimplify_conversion): Pass location to
2139 maybe_fold_offset_to_address.
2140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2141 to maybe_fold_stmt_addition.
2142 * c-omp.c (c_finish_omp_atomic): Pass new location to
2144 (c_finish_omp_for): Same.
2145 * c-common.c (overflow_warning): New argument.
2146 * c-common.h: New argument to build_modify_expr, overflow_warning.
2147 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2149 (c_parser_initializer): Pass location to
2150 default_function_array_conversion.
2151 (c_parser_initelt): Same.
2152 (c_parser_initval): Same.
2153 (c_parser_asm_operands): Same.
2154 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2155 (c_parser_conditional_expression): Same.
2156 (c_parser_binary_expression): Add location info to stack. Use it.
2157 (c_parser_unary_expression): Pass location to
2158 default_function_array_conversion, parser_build_unary_op,
2159 build_indirect_ref, c_parser_postfix_expression_after_primary.
2160 (c_parser_postfix_expression_after_primary): New location argument.
2162 (c_parser_expression_conv): Pass location to
2163 default_function_array_conversion.
2164 (c_parser_expr_list): Same.
2165 (c_parser_omp_atomic): Same.
2166 (c_parser_omp_for_loop): Same.
2167 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2168 (build_array_declarator): New argument.
2169 * c-decl.c (build_array_declarator): Add location argument.
2170 (grokdeclarator): Set id_loc for cdk_array.
2171 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2172 build_array_declarator.
2173 * tree.c (build_omp_clause): Add location argument.
2174 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2175 (OMP_CLAUSE_LOCATION): New macro.
2176 (struct tree_omp_clause): Add location field.
2177 (build_omp_clause): Add argument.
2178 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2179 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2181 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2182 (cp_parser_omp_clause_collapse): Same.
2183 (cp_parser_omp_clause_default): Same.
2184 (cp_parser_omp_clause_if): Same.
2185 (cp_parser_omp_clause_nowait): Same.
2186 (cp_parser_omp_clause_num_threads): Same.
2187 (cp_parser_omp_clause_ordered): Same.
2188 (cp_parser_omp_clause_schedule): Same.
2189 (cp_parser_omp_clause_untied): Same.
2190 (cp_parser_omp_for_loop): Same.
2191 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2192 * c-tree.h (c_start_case): Add location argument.
2193 (c_process_expr_stmt): Same.
2194 (c_finish_goto_*): Same.
2195 * tree-parloops.c (initialize_reductions): Pass location to
2197 (create_parallel_loop): Same.
2198 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2199 (gfc_trans_omp_reduction_list): Same.
2200 (gfc_trans_omp_clauses): Same.
2201 (gfc_trans_omp_do): Same.
2202 * c-typeck.c (c_finish_goto_label): Same.
2203 (c_finish_goto_ptr): New location argument.
2204 (c_start_case): Same.
2205 (emit_side_effect_warnings): Same.
2206 (c_process_expr_stmt): Same.
2207 (c_finish_stmt_expr): Same.
2208 (c_finish_omp_clauses): Use error_at instead of error.
2209 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2211 * c-omp.c (c_split_parallel_clauses): New location argument.
2212 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2213 to build_omp_clause.
2214 (convert_local_reference_stmt): Same.
2215 (convert_gimple_call): Same.
2216 * c-common.h (c_split_parallel_clauses): New argument.
2217 * c-parser.c (c_parser_statement_after_labels): Pass location to
2218 c_finish_goto_label.
2219 (c_parser_switch_statement): Pass location to c_start_case.
2220 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2221 and c_process_expr_stmt.
2222 (c_parser_omp_variable_list): Add location argument.
2223 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2224 (c_parser_omp_clause_default): Same.
2225 (c_parser_omp_clause_if): Same.
2226 (c_parser_omp_clause_num_threads): Same.
2227 (-c_parser_omp_clause_ordered): Same.
2228 (c_parser_omp_clause_reduction): Pass location to
2229 c_parser_omp_variable_list.
2230 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2231 (c_parser_omp_clause_untied): Same.
2232 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2233 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2235 * c-tree.h (check_for_loop_decls, undeclared_variable,
2236 build_component_ref, build_array_ref, build_external_ref,
2237 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2238 build_conditional_expr, build_compound_expr, c_cast_expr,
2239 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2240 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2242 * c-semantics.c (build_stmt): Same.
2243 (build_case_label): Same.
2244 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2245 (undeclared_variable): New argument.
2247 (lookup_label): Pass location on down.
2248 (define_label): Same.
2249 (finish_decl): Same.
2250 (build_compound_literal): Same.
2251 (finish_struct): Same.
2252 (finish_function): Do not set location here.
2253 (check_for_loop_decls): New argument.
2254 * tree.c (save_expr): Set location.
2255 (build_empty_stmt): New argument.
2256 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2257 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2258 * builtins.c (gimplify_va_arg_expr): Use locations.
2259 (expand_builtin_sync_operation): Same.
2260 * c-typeck.c (build_component_ref): New argument.
2261 (build_array_ref): Same.
2262 (build_external_ref): Same.
2263 (c_expr_sizeof_expr): Same.
2264 (c_expr_sizeof_type): Same.
2265 (parser_build_unary_op): Same.
2266 (build_conditional_expr): Same.
2267 (build_compound_expr): Pass location on down.
2268 (build_compound_expr): New argument.
2269 (build_c_cast): Same.
2270 (c_cast_expr): Same.
2271 (build_asm_expr): Same.
2272 (c_finish_return): Same.
2273 (c_process_expr_stmt): Pass location on down.
2274 (c_finish_stmt_expr): New argument.
2275 (push_clenaup): Same.
2276 (c_finish_omp_parallel): Same.
2277 (c_finish_omp_task): Same.
2278 * gimplify.c (gimplify_call_expr): Pass location on down.
2279 * c-omp.c (c_finish_omp_master): New argument.
2280 (c_finish_omp_critical): Same.
2281 (c_finish_omp_ordered): Same.
2282 (c_finish_omp_barrier): Same.
2283 (-c_finish_omp_taskwait): Same.
2284 (c_finish_omp_atomic): Same.
2285 (c_finish_omp_flush): Same.
2286 * tree-inline.c (copy_tree_body_r): Pass location on down.
2287 (inline_forbidden_p): Remove use of input_location.
2288 * c-gimplify.c (c_build_bind_expr): New argument.
2289 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2290 (c_sizeof_or_alignof_type): New argument.
2291 (c_alignof_expr): Same.
2292 (build_va_arg): Same.
2293 (c_add_case_label): Same.
2294 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2295 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2296 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2297 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2298 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2299 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2301 * stub-objc.c (objc_build_selector_expr): Same.
2302 (objc_build_throw_stmt): Same.
2303 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2304 (c_parser_initelt): Same.
2305 (c_parser_compound_statement): Same.
2306 (c_parser_compound_statement_nostart): Same.
2307 (c_parser_label): Same.
2308 (c_parser_statement_after_labels): Same.
2309 (c_parser_if_body): Same.
2310 (c_parser_else_body): Same.
2311 (c_parser_if_statement): Same.
2312 (c_parser_switch_statement): Same.
2313 (c_parser_while_statement): Same.
2314 (c_parser_do_statement): Same.
2315 (c_parser_for_statement): Same.
2316 (c_parser_asm_statement): Same.
2317 (c_parser_conditional_expression): Same.
2318 (c_parser_binary_expression): Same.
2319 (c_parser_cast_expression): Same.
2320 (c_parser_unary_expression): Same.
2321 (c_parser_sizeof_expression): Same.
2322 (c_parser_alignof_expression): Same.
2323 (c_parser_postfix_expression): Same.
2324 (c_parser_expression): Same.
2325 (c_parser_objc_receiver): Same.
2326 (c_parser_omp_variable_list): Same.
2327 (c_parser_omp_structured_block): Same.
2328 (c_parser_omp_atomic): New argument.
2329 (c_parser_omp_barrier): Same.
2330 (c_parser_omp_critical): Same.
2331 (c_parser_omp_flush): Pass location on down.
2332 (c_parser_omp_for_loop): New argument.
2333 (c_parser_omp_for): Same.
2334 (c_parser_omp_master): Same.
2335 (c_parser_omp_ordered): Same.
2336 (c_parser_omp_sections_scope): Same.
2337 (c_parser_omp_sections): Same.
2338 (c_parser_omp_parallel): Same.
2339 (c_parser_omp_single): Same.
2340 (c_parser_omp_task): Same.
2341 (c_parser_omp_taskwait): Pass location on down.
2342 (c_parser_omp_construct): Same.
2343 (c_parser_omp_threadprivate): Same.
2344 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2345 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2346 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2347 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2348 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2349 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2350 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2351 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2352 config/i386/i386.c, stmt.c:
2353 Add location argument to the following function definitions and/or
2354 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2355 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2356 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2357 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2358 do_case, c_finish_bc_stmt, build_compound_literal,
2359 build_function_call.
2360 * c-decl.c (build_compound_literal): Add location argument.
2361 Make all diagnostic calls use location.
2362 (start_struct): Same.
2363 (finish_struct): Same.
2365 (build_enumerator): Same.
2366 (start_function): Same.
2367 (grokdeclarator): Make all diagnostic calls use location.
2368 (store_parm_decls_oldstyle): Same.
2369 * c-typeck.c (build_function_call): Add location argument.
2370 Make all diagnostic calls use location.
2372 (c_finish_bc_stmt): Same.
2373 * tree-nested.c (get_trampoline_type): Add argument.
2374 Pass location to build_decl.
2375 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2376 * rtl.h (RTL_LOCATION): New.
2377 * c-common.c (c_add_case_label): Add location argument.
2378 Make all diagnostic calls use location.
2379 * c-common.h: Add location argument to make_fname_decl, do_case,
2380 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2381 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2382 Set it appropriately for every case. Pass enum_loc to start_enum
2383 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2385 (c_parser_struct_or_union_specifier): Save location. Use it for
2386 start_struct, finish_struct, and parser_xref_tag.
2388 2009-06-12 Ian Lance Taylor <iant@google.com>
2390 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2392 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2393 cpp_opts->warn_cxx_operator_names.
2395 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2398 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2399 is returns NULL and OP is a VCE, look through the VCE.
2401 2009-06-12 Ian Lance Taylor <iant@google.com>
2404 * collect2.c (main): Use CONST_CAST2 in code inside #if
2405 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2407 2009-06-12 Joey Ye <joey.ye@intel.com>
2410 * cfgexpand.c (get_decl_align_unit): Update
2411 max_used_stack_slot_alignment with align instead of
2412 stack_alignment_needed.
2414 * function.c (assign_stack_local_1): Update
2415 max_used_stack_slot_alignment with alignment_in_bits instead
2416 of stack_alignment_needed.
2417 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2420 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2422 * dwarf2out.c (last_var_location_insn): New variable.
2423 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2424 (dwarf2out_var_location): Don't record anything after last real
2425 insn. Only change labels if there were any real instructions
2426 in between last note and this one, or if changed sections.
2428 2009-06-11 Richard Henderson <rth@redhat.com>
2430 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2431 note when storing the frame pointer in a register.
2432 (FRP): Don't redefine to nothing for epilogue.
2433 (alpha_expand_epilogue): Mark register and sp restores.
2434 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2436 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2437 when gen_lowpart is needed.
2439 2009-06-11 Richard Henderson <rth@redhat.com>
2441 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2443 * dwarf2out.c (need_data_align_sf_opcode): New.
2444 (div_data_align): Move earlier.
2445 (def_cfa_1, reg_save): Use it.
2447 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2449 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2450 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2451 (ix86_handle_option): Handle OPT_mcrc32.
2452 (ix86_target_string): Add -mcrc32.
2453 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2455 * config/i386/i386.h (TARGET_CRC32): New.
2457 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2458 (sse4_2_crc32di): Likewise.
2460 * config/i386/i386.opt (mcrc32): New.
2462 * doc/invoke.texi: Document -mcrc32.
2464 2009-06-11 Richard Henderson <rth@redhat.com>
2466 * common.opt (gdwarf-): Accept a version number.
2467 * doc/invoke.texi (gdwarf-): Update docs.
2468 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2469 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2470 version level, and record it.
2472 * dwarf2.h (DW_CIE_VERSION): Remove.
2473 * dwarf2out.c (DWARF_VERSION): Remove.
2474 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2475 (output_call_frame_info): Use CIE version 3 for dwarf3,
2476 or if the return register column is out of range for version 1.
2477 (dwarf_stack_op_name): Add all dwarf3 values.
2478 (DEBUG_PUBTYPES_SECTION): New.
2479 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2480 encoding change for dwarf3.
2481 (output_die) [dw_val_class_die_ref]: Likewise.
2482 (output_compilation_unit_header): Emit correct version for dwarf3.
2483 (output_line_info): Likewise.
2484 (output_pubnames): Update for DWARF_VERSION removal.
2485 (output_aranges): Likewise.
2486 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2487 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2488 (dwarf2out_finish): Likewise.
2490 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2492 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2495 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2498 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2499 * builtins.c (expand_builtin_unreachable): New function.
2500 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2501 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2502 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2504 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2505 searching for missing barriers.
2507 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2509 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2510 when -fprofile-generate* was passed.
2511 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2513 2009-06-11 Anthony Green <green@moxielogic.com>
2515 * config/moxie/moxie.md: Define length attribute for all instructions.
2517 (*b<cond:code>): Support limited branch ranges for new PC-relative
2518 branch instructions.
2519 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2521 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2523 * config/i386/i386.c (min_insn_size): Use get_attr_length
2524 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2527 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2528 instead of emit_insn_before.
2530 2009-06-10 Ian Lance Taylor <iant@google.com>
2533 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2536 2009-06-10 Revital Eres <eres@il.ibm.com>
2538 * passes.c (init_optimization_passes): Reschedule
2539 predictive-commoning pass before complete unroll pass.
2541 2009-06-10 Martin Jambor <mjambor@suse.cz>
2543 * cgraph.c (cgraph_node_can_be_local_p): New function.
2544 (cgraph_make_node_local): New function.
2545 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2546 (cgraph_make_node_local): Declare.
2548 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2550 * tree.h (tree_base): Add packed_flag and user_align fields.
2551 Decrease size of spare field.
2552 (TYPE_USER_ALIGN): Use user_align from tree_base.
2553 (DECL_USER_ALIGN): Likewise.
2554 (TYPE_PACKED): Use packed_flag from tree_base.
2555 (DECL_PACKED): Likewise.
2556 (tree_type): Delete packed_flag and user_align fields. Widen
2557 precision field. Widen mode field and shuffle fields to align
2558 mode on an 8-bit boundary.
2559 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2560 Renumber decl_flag_* fields. Fix comments. Widen
2561 decl_common_unused field.
2562 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2563 (DECL_EXTERNAL): Likewise.
2564 (DECL_BIT_FIELD): Likewise.
2565 (DECL_NONADDRESSABLE_P): Likewise.
2566 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2567 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2569 2009-06-10 Ian Lance Taylor <iant@google.com>
2571 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2572 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
2573 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
2574 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
2575 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
2576 DEF_VEC_ALLOC_FUNC_P.
2577 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
2578 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
2579 DEF_VEC_ALLOC_FUNC_O.
2580 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
2581 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
2582 DEF_VEC_ALLOC_FUNC_I.
2583 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
2584 (vec_stack_p_reserve_exact_1): Declare.
2585 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
2586 (vec_stack_free): Declare.
2587 (VEC_stack_alloc): Define.
2588 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
2589 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
2590 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
2591 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
2593 (stack_vecs): New static variable.
2594 (vec_stack_p_reserve_exact_1): New function.
2595 (vec_stack_o_reserve_1): New static function.
2596 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
2597 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
2598 (vec_stack_free): New function.
2599 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
2600 (VEC_df_ref_stack_alloc): Define.
2601 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
2602 DEF_VEC_ALLOC_P_STACK.
2603 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
2604 (struct df_collection_rec): Change _vec fields to VEC. Remove
2606 (df_free_collection_rec): Adjust for new fields.
2607 (df_insn_rescan): Use new df_collection_rec fields.
2608 (df_notes_rescan, df_canonize_collection_rec): Likewise.
2609 (df_ref_create_structure, df_ref_record): Likewise.
2610 (df_get_conditional_uses, df_get_call_refs): Likewise.
2611 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
2612 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
2613 (df_record_exit_block_uses, df_bb_verify): Likewise.
2614 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
2615 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
2616 Remove count parameter. Change return type to void. Change all
2618 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
2619 Remove count parameter. Change return type to void. Change all
2621 (df_install_refs): Change old_vec parameter to VEC. Remove count
2622 parameter. Change all callers.
2623 (df_install_mws): Change old_vec parameter to VEC. Remove count
2624 parameter. Change all callers.
2625 (df_refs_verify): Change new_rec parameter to VEC. Change call
2627 (df_mws_verify): Likewise.
2629 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
2631 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
2633 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
2635 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
2637 2009-06-10 Anthony Green <green@moxielogic.com>
2639 * config/moxie/crti.asm: New file.
2640 * config/moxie/crtn.asm: New file.
2641 * config/moxie/moxie.c: New file.
2642 * config/moxie/moxie.h: New file.
2643 * config/moxie/sfp-machine.h: New file.
2644 * config/moxie/moxie-protos.h: New file.
2645 * config/moxie/t-moxie: Created.
2646 * config/moxie/t-moxie-softfp: Created.
2647 * config/moxie/moxie.md: Created.
2648 * config/moxie/constraints.md: Created.
2649 * config.gcc: Add moxie support.
2650 * doc/md.texi (Machine Constraints): Add moxie constraints.
2651 * doc/contrib.texi (Contributors): Mention moxie port.
2652 * doc/install.texi (Specific): Mention the moxie port.
2654 2009-06-09 Ian Lance Taylor <iant@google.com>
2656 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
2658 * optabs.c (optab_table): Only use designated initializers if
2659 HAVE_DESIGNATED_INITIALIZERS is defined.
2660 (convert_optab_table): Likewise.
2661 (init_optabs): Always call init_insn_codes if
2662 HAVE_DESIGNATED_INITIALIZERS is not defined.
2664 2009-06-09 Ian Lance Taylor <iant@google.com>
2666 * targhooks.c (default_builtin_vectorized_function): Change fn
2667 parameter to unsigned int.
2668 (default_builtin_vectorized_conversion): Change code parameter to
2670 (default_builtin_reciprocal): Change fn parameter to unsigned int.
2671 * targhooks.h: Update declarations.
2672 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
2673 parameter to unsigned int.
2675 * c-typeck.c (comptypes_check_enum_int): New static function.
2676 (comptypes_internal): Add enum_and_int_p parameter. Change all
2678 (comp_target_types): Add location parameter. Change all callers.
2679 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
2681 (function_types_compatible_p, type_lists_compatible_p): Likewise.
2682 (build_conditional_expr): Add colon_loc parameter. Change all
2684 (convert_for_assignment): Add location parameter. Change all callers.
2685 * c-parser.c (c_parser_conditional_expression): Pass location of
2686 colon to build_conditional_expr.
2687 * c-tree.h (build_conditional_expr): Update declaration.
2689 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2691 * graphite.c: Revert previous patch.
2693 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2696 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2698 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
2700 * tree-ssa-loop-prefetch.c
2701 (loop_prefetch_arrays): Fixed a portability problem in printf format
2704 2009-06-09 Martin Jambor <mjambor@suse.cz>
2706 PR tree-optimization/40351
2707 * tree-sra.c (propagate_subacesses_accross_link): Check that a
2708 refrence to a potential artifical subaccess can be constructed.
2710 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2712 * config/sh/sh-protos.h (sh_optimization_options): Declare.
2713 (sh_override_options): Likewise.
2714 * config/sh/sh.c: Include params.h.
2715 (sh_optimization_options): New.
2716 (sh_override_options): Likewise.
2717 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
2718 (OVERRIDE_OPTIONS): Use sh_override_options.
2720 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2722 * dwarf2out.c (emit_cfa_remember): New variable.
2723 (add_fde_cfi): If emit_cfa_remember, recurse to add
2724 DW_CFA_remember_state first.
2725 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
2726 instead just set emit_cfa_remember.
2728 2009-06-08 Jan Hubicka <jh@suse.cz>
2731 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
2733 2009-06-08 Jan Hubicka <jh@suse.cz>
2736 * cgraphunit.c (save_inline_function_body): Do not copy transform
2737 hooks for saved inline bodies.
2738 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
2741 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
2743 * jump.c (returnjump_p): Handle delayed branches. Add missing
2746 2009-06-08 Jan Hubicka <jh@suse.cz>
2749 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
2750 original node might've been modified.
2751 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
2753 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2755 * tree-object-size.c (addr_object_size): Add OSI argument.
2756 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
2757 (compute_builtin_object_size, expr_object_size): Adjust callers.
2758 (plus_stmt_object_size): Call addr_object_size instead of
2759 compute_builtin_object_size.
2761 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
2762 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2764 * tree-ssa-loop-prefetch.c
2765 (gather_memory_references): Introduced a counter for the number of
2767 (anything_to_prefetch_p): Introduced a counter for the number of
2769 (is_loop_prefetching_profitable): New function with a cost model
2771 (loop_prefetch_arrays): Use the new cost model to determine if
2772 prefetching is profitable.
2773 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
2774 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2775 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
2776 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2777 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
2778 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2780 2009-06-08 Michael Matz <matz@suse.de>
2783 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
2784 partitions use the same.
2785 (expand_one_var): Deal with DECL_RTL sometimes begin set also
2786 for basevars of SSA_NAMEs.
2787 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
2788 to not expand them twice.
2789 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
2792 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
2794 * common.opt (fcompare-debug=, fcompare-debug-second): New.
2795 (fdump-final-insns=, gtoggle): New.
2796 * doc/invoke.texi: Document them.
2797 * final.c (rest_of_clean_state): Dump final insn stream.
2798 * gcc.c (invoke_as): Hook in -fcompare-debug.
2799 (static_spec_functions): Add compare-debug-dump-opt,
2800 compare-debug-self-opt and compare-debug-auxbase-opt.
2801 (compare_debug, compare_debug_second, compare_debug_opt): New.
2802 (switches_debug_check, n_switches_debug_check): New.
2803 (debug_auxbase_opt, debug_check_temp_file): New.
2804 (process_command): Handle -fno-compare-debug, -fcompare-debug and
2806 (do_self_spec): Handle arguments after switches.
2807 (do_spec_1): Add .gk extension to temp file basenames for compare.
2808 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
2809 (cc1_options): Use it instead of normal auxbase computation for
2810 the second compare-debug compilation.
2811 (compare_files): New.
2812 (main): Set up and implement compare debug mode.
2813 (compare_debug_dump_opt_spec_function): New.
2814 (compare_debug_self_opt_spec_function): New.
2815 (compare_debug_auxbase_opt_spec_function): New.
2816 * toplev.c (process_options): Handle flag_gtoggle,
2817 flag_dump_final_insns.
2818 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
2819 during -fcompare-debug-second compilation.
2821 2009-06-07 Ian Lance Taylor <iant@google.com>
2823 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
2824 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
2826 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
2827 with no default node. Change warning with %H to warning_at.
2828 Don't clear warn_switch around case checking.
2829 * doc/invoke.texi (Warning Options): Clarify distinction between
2830 -Wswitch and -Wswitch-enum.
2832 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2834 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
2836 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2838 * gbl-ctors.h: Add header guard.
2840 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2842 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
2843 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
2844 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
2845 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
2846 prototypes for removed functions.
2847 (expressions_equal_p): Move to ...
2848 * tree-ssa-sccvn.h: ... here and ...
2849 * matrix-reorg.c: ... adjust includes.
2851 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2853 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
2855 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2857 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
2858 (finish_function): Remove erroneous whitespace.
2860 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2862 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
2863 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
2865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2867 * errors.c (internal_error): Commentary typo fix.
2868 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
2869 * tree-ssa-pre.c: Ditto.
2871 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2873 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
2874 them is supposed to hold actual statements.
2876 2009-06-06 Ian Lance Taylor <iant@google.com>
2878 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
2879 empty statements can now have attributes.
2881 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
2883 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
2884 * config/mips/mips.md: Ditto.
2886 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2888 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
2890 (__eabi_uconvert): Likewise.
2892 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2894 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
2895 CFI_* definitions with IN_GCC.
2897 2009-06-05 David Edelsohn <edelsohn@gnu.org>
2899 * xcoffout.h (xcoffout_source_line): Update prototype.
2901 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2903 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
2904 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
2906 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2909 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
2910 inlined_function_outer_scope_p blocks for artificial inlines
2912 * tree.c (tree_nonartificial_location): Rewrite using
2913 block_nonartificial_location.
2915 2009-06-05 Revital Eres <eres@il.ibm.com>
2916 Leehod Baruch <leehod@il.ibm.com>
2918 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
2919 (expand_expr_real_1): Remove comment.
2920 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2921 Vectorize misaligned access when the target supports it.
2922 (vect_supportable_dr_alignment): Check for unaligned access support.
2923 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2926 2009-06-05 Julian Brown <julian@codesourcery.com>
2928 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2929 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2931 2009-06-05 Richard Guenther <rguenther@suse.de>
2934 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2937 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2939 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2940 (save_gprs): Don't tell unwinder when a global register is saved.
2941 (s390_emit_epilogue): Emit needed epilogue unwind info.
2943 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2945 * dwarf2out.c (deferred_asm_name): New.
2946 (add_name_and_src_coords_attributes): Defer creation of
2947 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2949 (move_linkage_attr): New.
2950 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2953 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2955 * tree-nested.c (finalize_nesting_tree_1): Declare the
2956 frame_decl in the binding tree.
2958 2009-06-04 Cary Coutant <ccoutant@google.com>
2960 * basic-block.h (struct basic_block_def): Add discriminator field.
2961 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2963 * debug.c (do_nothing_debug_hooks): Add additional entry.
2964 (debug_nothing_int_charstar_int): New function.
2965 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2966 (debug_nothing_int_charstar_int): New declaration.
2967 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2968 discriminator value in .loc directive.
2969 * final.c (last_discriminator): New variable.
2970 (discriminator): New variable.
2971 (final_start_function): Initialize above variables, pass current
2972 discriminator to debug hook.
2973 (notice_source_line): Check for discriminator change.
2974 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2975 * sdbout.c (sdbout_source_line): New parameter.
2976 * tree-cfg.c (struct locus_discrim_map): New structure type.
2977 (discriminator_per_locus): New hash table.
2978 (build_gimple_cfg): Allocate and free discriminator hash table.
2979 (make_edges): Call assign_discriminator.
2980 (locus_map_hash): New function.
2981 (locus_map_eq): New function.
2982 (next_discriminator_for_locus): New function.
2983 (same_line_p): New function.
2984 (assign_discriminator): New function.
2985 (make_cond_expr_edges): Call assign_discriminator.
2986 (make_gimple_switch_edges): Likewise.
2987 (first_non_label_stmt): New function.
2988 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2990 * xcoffout.c (xcoffout_source_line): Add new parameter.
2992 * configure.ac (gcc_cv_as_discriminator): New configury check for
2993 gas support for discriminator.
2994 * configure: Regenerate.
2995 * config.in: Regenerate.
2997 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2999 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3000 val after checking for integers.
3002 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3006 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3007 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3008 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3009 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3010 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3011 X64_SSE_REGPARM_MAX.
3012 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3013 X64_SSE_REGPARM_MAX.
3015 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3017 * gcc.c (report_times_to_file): New.
3018 (execute): Implement it.
3019 (process_command): Support -time=.
3020 * doc/invoke.texi: Document it.
3022 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3024 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3025 that have value exprs.
3027 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3029 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3030 declarations for constants until...
3031 (dw2_output_indirect_constant_1): ... this point.
3033 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3036 * arm.md (arm_addsi3): Don't try to split an add with an
3037 eliminable register until after reload has completed.
3039 2009-06-03 Ian Lance Taylor <iant@google.com>
3041 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3042 * genattrtab.c (write_length_unit_log): Likewise.
3043 * genchecksum.c (dosum): Likewise.
3044 * gengtype.c (write_rtx_next): Likewise.
3045 (finish_root_table, write_roots): Likewise.
3046 * gimple.c (gimple_ops_offset_): Likewise.
3047 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3048 * config/arc/arc.c (arc_attribute_table): Likewise.
3049 * config/arm/arm.c (arm_attribute_table): Likewise.
3050 * config/avr/avr.c (avr_attribute_table): Likewise.
3051 * config/crx/crx.c (crx_attribute_table): Likewise.
3052 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3053 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3054 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3055 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3056 * config/sh/sh.c (sh_attribute_table): Likewise.
3057 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3058 * config/spu/spu.c (spu_attribute_table): Likewise.
3059 * config/v850/v850.c (v850_attribute_table): Likewise.
3061 * config/alpha/alpha.c (vms_attribute_table): Make static.
3062 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3063 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3064 * config/mips/mips.c (mips_attribute_table): Likewise.
3066 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3068 (cc1-checksum.o): Likewise.
3070 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3072 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3074 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3076 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3077 insn if it is changing sp. Use gen_add3_insn instead of
3078 conditionally gen_addsi3 and gen_adddi3.
3079 (offset_below_red_zone_p): New static inline function.
3080 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3081 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3082 * config/rs6000/ppc-asm.h: Include auto-host.h.
3083 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3084 CFI_RESTORE): Define.
3085 * config/rs6000/crtresxgpr.asm: Add unwind info.
3086 * config/rs6000/crtresxfpr.asm: Likewise.
3087 * config/rs6000/crtresgpr.asm: Likewise.
3088 * config/rs6000/crtresfpr.asm: Likewise.
3089 * config/rs6000/crtsavgpr.asm: Likewise.
3090 * config/rs6000/crtsavfpr.asm: Likewise.
3092 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3093 argument of DWARF2_FRAME_REG_OUT macros.
3095 2009-06-03 Julian Brown <julian@codesourcery.com>
3097 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3098 words or less (including TImode) in core registers.
3100 2009-06-03 Richard Guenther <rguenther@suse.de>
3103 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3105 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3107 * statistics.c (statistics_counter_event): Do not record event
3108 in pass dump if its number == -1.
3109 (curr_statistics_hash): Add assert that we never get passes
3110 with static number == -1.
3112 2009-06-03 Richard Guenther <rguenther@suse.de>
3113 Andrey Belevantsev <abel@ispras.ru>
3115 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3116 non-BLKmode arrays addressable.
3118 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3120 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3121 * config/m68k/m68k.h: ... here.
3122 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3125 2009-06-03 Martin Jambor <mjambor@suse.cz>
3127 PR tree-optimization/40323
3128 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3131 2009-06-03 Richard Guenther <rguenther@suse.de>
3133 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3136 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3138 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3139 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3140 JUMP_TABLE_DATA_P where applicable.
3141 * config/sh/sh.c: Ditto.
3142 * config/sh/sh.h: Ditto.
3143 * config/sh/sh.md: Ditto.
3144 * config/sh/symbian.c: Ditto.
3146 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3148 * config/i386/driver-i386.c (describe_cache): Optimize
3149 concatenation of strings. Use snprintf instead of sprintf.
3150 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3151 target when not compiling with GCC.
3153 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3155 * config/sh/sh.c: Revert last change.
3156 (sh_expand_epilogue): Emit a blockage insn before the frame
3157 pointer adjustment unconditionally.
3159 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3161 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3162 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3163 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3164 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3165 to COLLECT_GCC_OPTIONS.
3167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3169 * collect2.c (target_system_root): New variable.
3170 (main): Handle --sysroot=.
3171 (ignore_library): Strip the sysroot from the library path.
3173 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3175 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3176 (collect2.o): Depend on collect2-aix.h.
3177 (collect2-aix.o): New rule.
3178 * collect2-aix.h: New file.
3179 * collect2-aix.c: Likewise.
3180 * collect2.c: Include collect2-aix.h. Don't undefine
3181 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3182 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3183 Use TARGET_AIX_VERSION instead of _AIX51.
3184 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3185 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3186 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3187 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3188 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3190 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3192 * collect2.c (ignore_library): Avoid premature post-increment
3195 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3197 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3198 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3199 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3200 CROSS_DIRECTORY_STRUCTURE too.
3201 (LINK_LIBG_SPEC): Likewise.
3202 (LIB_SPEC): Add %R to sysroot paths.
3203 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3204 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3205 * config/rs6000/aix51.h: As for aix43.h.
3206 * config/rs6000/aix52.h: Likewise.
3207 * config/rs6000/aix53.h: Likewise.
3208 * config/rs6000/aix61.h: Likewise.
3209 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3210 to the beginning of sysroot paths.
3212 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3214 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3215 INSN_LISTs that are out of the REG_NOTE range.
3217 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3219 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3220 (struct var_to_expand): Likewise.
3221 (struct opt_info): Add head and tail for linked lists of the above.
3222 (analyze_insn_to_expand_var): Initialize next.
3223 (analyze_iv_to_split_insn): Likewise.
3224 (analyze_insns_in_loop): Create linked lists.
3225 (allocate_basic_variable): Simplify for use without hash table.
3226 (insert_var_expansion_initialization): Likewise, make it type-safer.
3227 (combine_var_copies_in_loop_exit): Likewise.
3228 (apply_opt_in_copies): Walk lists rather than hash tables.
3229 (release_var_copies): Simplified and inlined by hand into...
3230 (free_opt_info): ... this function.
3232 2009-06-02 Richard Guenther <rguenther@suse.de>
3234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3237 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3239 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3240 only for builtins that are not overridden.
3242 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3244 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3247 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3249 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3251 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3253 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3255 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3257 * common.opt (fdump-unnumbered-links): New.
3258 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3259 * print-rtl.c (flag_dump_unnumbered_links): New.
3260 (print_rtx): Test it.
3262 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3264 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3265 push/pop multiple to 8-byte alignment.
3267 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3269 * config/i386/i386.c (queued_cfa_restores): New static variable.
3270 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3272 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3273 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3274 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3275 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3276 note unconditionally.
3277 (ix86_emit_restore_regs_using_mov): Likewise.
3278 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3279 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3280 it through to ix86_emit_restore_reg_using_pop.
3281 (ix86_emit_leave): Add RED_OFFSET argument. Call
3282 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3283 instead of adding REG_CFA_OFFSET note unconditionally.
3284 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3285 the above functions. Call ix86_add_queued_cfa_restore_notes when
3288 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3289 force output of the label even for dwarf2out_do_cfi_asm.
3290 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3291 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3292 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3294 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3295 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3296 dwarf2out_cfi_label callers.
3297 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3298 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3299 Adjust dwarf2out_cfi_label callers.
3300 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3302 * config/i386/i386.h (struct machine_cfa_state,
3303 struct machine_function): Guard with ifndef USED_FOR_TARGET
3304 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3307 * emutls.c (__emutls_get_address): Change arr->size to mean number
3308 of allocated arr->data entries instead of # of slots + 1.
3311 * recog.c (peep2_reinit_state): New function.
3312 (peephole2_init_state): Use it at the end of a basic block and also
3313 when seeing a RTX_FRAME_RELATED_P insn.
3315 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3317 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3318 fixuns_truncrfdi2): New.
3319 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3320 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3321 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3322 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3323 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3324 *recip_approx): Remove.
3325 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3326 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3327 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3329 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3332 2009-06-01 Ian Lance Taylor <iant@google.com>
3334 * attribs.c (register_attribute): Use CONST_CAST.
3335 * collect2.c (main): Use CONST_CAST2.
3336 (scan_prog_file): Likewise.
3337 * gcc.c (process_command, main): Likewise.
3338 * toplev.c (toplev_main): Likewise.
3340 * c-typeck.c (handle_warn_cast_qual): New static function,
3341 partially broken out of build_c_cast.
3342 (build_c_cast): Call handle_warn_cast_qual.
3343 * doc/invoke.texi (Warning Options): Document new effect of
3346 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3348 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3349 (diagnostic_report_current_module): Print columns.
3350 * common.opt (flag_show_column): Enable by default.
3352 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3354 * alias.c (find_base_term): Check for NULL term before returning.
3356 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3358 Revert due to PR40320:
3359 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3360 * calls.c (emit_library_call_value_1): Don't force_operand for move
3363 2009-06-01 Olivier Hainque <hainque@adacore.com>
3364 Eric Botcazou <ebotcazou@adacore.com>
3366 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3367 to be processed as a bitfield for constructor output purposes.
3368 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3370 * varasm.c (oc_local_state): New type, output_constructor
3371 local state to support communication with helpers.
3372 (oc_outer_state): New type, output_constructor outer state of
3373 relevance in recursive calls.
3374 (output_constructor_array_range): New output_constructor helper,
3375 extracted code for an array range element.
3376 (output_constructor_regular_field): New output_constructor helper,
3377 extracted code for an element that is not a bitfield.
3378 (output_constructor_bitfield): New output_constructor helper,
3379 extracted code for a bitfield element. Accept an OUTER state
3380 argument for recursive processing. Recurse on record or array
3381 CONSTRUCTOR values, possibly past noop conversions.
3382 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3383 VALUE is a valid constant-valued expression for use in a static
3384 bit-field initializer.
3385 (output_constructor): Rework to use helpers. Accept and honor an
3386 OUTER state argument for recursive calls. Return total size. Be
3387 prepared for nested constructors initializing bitfields.
3388 (output_constant): Feed OUTER in calls to output_constructor.
3390 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3392 * calls.c (emit_library_call_value_1): Don't force_operand for move
3395 2009-06-01 Nick Clifton <nickc@redhat.com>
3397 * doc/invoke.texi (IA-64 Options): Fix typo.
3399 2009-06-01 Ira Rosen <irar@il.ibm.com>
3401 PR tree-optimization/39129
3402 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3404 (vect_do_peeling_for_loop_bound): Use
3405 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3406 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3407 (vect_loop_versioning): Likewise.
3408 (vect_create_cond_for_alias_checks): Fix indentation.
3409 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3411 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3412 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3413 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3414 "control flow in loop".
3415 (vect_estimate_min_profitable_iters): Use
3416 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3417 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3418 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3419 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3420 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3421 statement belongs to a group of strided accesses with the exact code
3423 (vectorizable_load): Likewise.
3424 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3425 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3427 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3429 * config/freebsd-stdint.h: New file.
3430 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3431 Add freebsd-stdint.h to tm_file.
3433 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3435 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3436 (thumb2_extendhidi2): Likewise.
3438 2009-05-31 Ian Lance Taylor <iant@google.com>
3440 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3442 2009-05-31 Ian Lance Taylor <iant@google.com>
3444 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3445 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3446 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3448 2009-05-31 Jason Merrill <jason@redhat.com>
3450 * tree-pretty-print.c (print_call_name): Take the callee, not the
3451 call itself. Make non-static. Use dump_function_name for functions.
3452 (dump_generic_node): Adjust.
3453 * diagnostic.h: Declare print_call_name.
3454 * gimple-pretty-print.c (dump_gimple_call): Use it.
3456 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3458 * config/sh/sh.md (ashldi3_std): New define_expand.
3461 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3464 * config/sh/sh.c: Include debug.h.
3465 (sh_expand_epilogue): Emit a blockage insn before the frame
3466 pointer adjustment also when dwarf2out_do_frame returns true.
3468 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3470 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3471 (thumb2_extendqidi2): New pattern.
3473 2009-05-31 Ira Rosen <irar@il.ibm.com>
3475 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3476 mark phis for renaming.
3477 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3478 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3479 Call mark_sym_for_renaming.
3480 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3481 * tree-vect-loop.c (vect_transform_loop): Remove
3482 vect_memsyms_to_rename initialization and a call to
3483 mark_set_for_renaming.
3485 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3488 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3489 frame related even if !set_cfa && style < 0.
3491 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3493 * config/i386/mingw-tls.c: New file.
3494 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3495 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3496 defining _WIN32 but not __CYGWIN__.
3498 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * configure.ac: Add MPC support.
3502 * config.in, configure: Regenerate.
3504 2009-05-29 Richard Henderson <rth@redhat.com>
3506 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3507 NOTE_INSN_BASIC_BLOCK.
3508 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3509 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3510 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3512 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3514 (add_cfi): Disable check redefining cfa away from drap.
3515 (lookup_cfa_1): Add remember argument; handle remember/restore.
3516 (lookup_cfa): Pass remember argument.
3517 (cfa_remember): New.
3518 (compute_barrier_args_size_1): Remove sibcall check.
3519 (dwarf2out_frame_debug_def_cfa): New.
3520 (dwarf2out_frame_debug_adjust_cfa): New.
3521 (dwarf2out_frame_debug_cfa_offset): New.
3522 (dwarf2out_frame_debug_cfa_register): New.
3523 (dwarf2out_frame_debug_cfa_restore): New.
3524 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3525 (dwarf2out_begin_epilogue): New.
3526 (dwarf2out_frame_debug_restore_state): New.
3527 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3528 DW_CFA_restore_state.
3529 (output_cfi_directive): Likewise.
3530 (convert_cfa_to_fb_loc_list): Likewise.
3531 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3532 * dwarf2out.h: Update.
3533 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3534 (copy_insn_1): Early out for null.
3535 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3536 and dwarf2out_frame_debug_restore_state.
3537 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3538 (prologue_insn_hash, epilogue_insn_hash): New.
3539 (free_after_compilation): Adjust freeing accordingly.
3540 (record_insns): Create hash table if needed; push insns into
3541 hash instead of array.
3542 (maybe_copy_epilogue_insn): New.
3543 (contains): Search hash table instead of array.
3544 (sibcall_epilogue_contains): Remove.
3545 (thread_prologue_and_epilogue_insns): Split eh_return insns
3546 and mark them as epilogues.
3547 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3548 scanning in terms of basic blocks.
3549 * insn-notes.def (CFA_RESTORE_STATE): New.
3550 * jump.c (returnjump_p_1): Accept EH_RETURN.
3551 (eh_returnjump_p_1, eh_returnjump_p): New.
3552 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3553 CFA_REGISTER, CFA_RESTORE): New.
3554 * rtl.def (EH_RETURN): New.
3555 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3557 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3558 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3560 * config/i386/i386.c (gen_push): Update cfa state.
3561 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3562 add a CFA_ADJUST_CFA note.
3563 (ix86_dwarf_handle_frame_unspec): Remove.
3564 (ix86_expand_prologue): Update cfa state.
3565 (ix86_emit_restore_reg_using_pop): New.
3566 (ix86_emit_restore_regs_using_pop): New.
3567 (ix86_emit_leave): New.
3568 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3569 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3570 * config/i386/i386.h (struct machine_cfa_state): New.
3571 (ix86_cfa_state): New.
3572 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
3573 (eh_return_internal): Merge from eh_return_<mode>,
3574 use eh_return rtx, split w/ epilogue.
3576 2009-05-29 Ian Lance Taylor <iant@google.com>
3578 * builtins.c (validate_gimple_arglist): Don't use va_arg with
3580 * calls.c (emit_library_call_value_1): Likewise.
3582 * c-typeck.c (c_build_va_arg): New function.
3583 * c-tree.h (c_build_va_arg): Declare.
3584 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
3585 instead of build_va_arg.
3587 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
3589 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
3590 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
3591 (ptr_difference_cost): Use affine combinations to compute it.
3592 (difference_cost): Likewise.
3593 (get_computation_cost_at): Compute more accurate cost for addresses
3594 if the ratio is a multiplier allowed in addresses.
3595 For non-addresses, consider that an additional offset or symbol is
3598 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3600 * config/i386/i386.c (ix86_decompose_address): Avoid useless
3601 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
3603 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
3604 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
3605 (prefix_rex): For UNIT_MMX don't imply the prefix by default
3607 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
3608 to 1 for TYPE_SSE{IADD1,CVT1}.
3609 (prefix_vex_imm8): Removed.
3610 (length_vex): Only pass 1 as second argument to
3611 ix86_attr_length_vex_default if prefix_extra is 0.
3612 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
3613 (length): For prefix vex computation use length_immediate
3614 attribute instead of prefix_vex_imm8.
3615 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
3616 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
3617 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
3618 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
3619 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
3620 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
3621 a space in between the operands.
3622 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
3623 if one operand is 0xff and the other one si, di, bp or sp.
3624 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
3625 other one si, di, bp or sp.
3626 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
3627 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
3628 type and mode attributes.
3629 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
3630 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
3631 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
3632 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
3633 prefix_data16 attribute iff MODE_DF.
3634 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
3635 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
3636 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
3637 constm128_operand in length_immediate computation.
3638 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
3639 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
3640 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
3641 length_immediate attribute to 1.
3642 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
3643 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
3644 for certain alternatives.
3645 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
3646 prefix_data16 attribute if MODE_V1DF.
3647 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
3648 length_immediate to 1.
3649 (set_got_rex64, set_rip_rex64): Remove length attribute, set
3650 length_address to 4, set mode attribute to MODE_DI.
3651 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
3652 (fxam<mode>2_i387): Set length attribute to 4.
3653 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
3654 *prefetch_3dnow_rex): Override length_address attribute.
3655 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
3657 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
3658 (constm128_operand): Removed.
3659 * config/i386/i386.c (memory_address_length): For
3660 disp && !index && !base in 64-bit mode account for SIB byte if
3661 print_operand_address can't optimize disp32 into disp32(%rip)
3662 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
3663 for fs: or gs: segment.
3664 (ix86_attr_length_immediate_default): When checking if shortform
3665 is possible, truncate immediate to the length of the non-shortened
3667 (ix86_attr_length_address_default): Ignore MEM_P operands
3669 (ix86_attr_length_vex_default): Only check for DImode on
3670 GENERAL_REG_P operands.
3671 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
3672 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
3673 (sse_cvttps2pi): Clear prefix_rep attribute.
3674 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
3676 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
3677 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
3678 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
3679 iff operand 2 is const_int_operand.
3680 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
3681 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
3682 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
3684 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
3686 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
3687 prefix_data16 attribute for movlpd and movhpd instructions.
3688 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
3689 length_immediate for shufpd instruction.
3690 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
3691 (avx_cmpp<avxmodesuffixf2c><mode>3,
3692 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
3693 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
3694 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
3695 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
3696 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
3697 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
3698 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
3699 prefix_data16 attribute for the first alternative to 1.
3700 (*avx_loadlps): Override length_immediate for the first alternative.
3701 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
3702 attributes for second alternative.
3703 (*vec_concatv2sf_sse4_1): Override length_immediate and
3704 prefix_data16 attributes for second alternative.
3705 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
3706 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
3707 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
3708 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
3709 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
3710 prefix_data16 and length_immediate to 1.
3711 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
3713 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
3714 prefix_extra attribute for variants that don't have 0f prefix alone.
3715 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
3716 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
3717 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
3718 *sse4_1_pextrd): Set length_immediate to 1.
3719 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
3720 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
3722 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
3723 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
3724 length_immediate to 1 for second alternative.
3725 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
3726 prefix_extra and length_immediate attributes for the first
3728 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
3730 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
3731 to 1 for the first and third alternative.
3732 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
3734 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
3736 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
3738 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
3739 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
3740 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
3741 *avx_psign<mode>3): Set prefix_extra attribute to 1.
3742 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
3743 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
3744 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
3745 ssse3_psign<mode>3): Override prefix_rex attribute.
3746 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
3747 (ssse3_palignrti): Override length_immediate to 1.
3748 (ssse3_palignrdi): Override length_immediate to 1, override
3749 prefix_rex attribute.
3750 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
3751 (sse4a_extrqi): Override length_immediate to 2.
3752 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
3753 (sse4a_insertq): Override prefix_data16 to 0.
3754 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
3755 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
3756 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
3757 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
3758 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
3759 and length_immediate to 1.
3760 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
3761 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
3762 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
3763 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
3764 and length_immediate to 1.
3765 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
3766 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
3767 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
3768 avx_ptest256): Override prefix_extra to 1.
3769 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
3770 Override prefix_data16 and length_immediate to 1.
3771 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
3772 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
3773 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
3774 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
3775 prefix_data16 to 0 and prefix_extra to 2.
3776 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
3777 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
3779 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
3780 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
3781 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
3782 and prefix_extra to 2.
3783 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
3784 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
3785 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
3786 avx_vpermilvar<mode>3,
3787 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
3788 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
3789 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
3790 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
3791 Override prefix_extra to 1.
3792 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
3793 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
3794 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
3795 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
3796 prefix_extra and length_immediate to 1.
3797 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
3799 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
3800 to 1 for the first alternative.
3801 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
3802 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
3804 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
3805 *movv2sf_internal_avx, *movv2sf_internal): Override
3806 prefix_rep attribute for certain alternatives.
3807 (*mov<mode>_internal): Override prefix_rep or prefix_data16
3808 attributes for certain alternatives.
3809 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
3810 attributes for certain alternatives.
3811 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
3812 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
3813 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
3814 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
3815 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
3816 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
3817 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
3818 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
3819 length_immediate to 1 if operand 2 is const_int_operand.
3820 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
3821 *vec_extractv2si_1): Set length_immediate attribute to 1.
3822 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
3823 using old 3DNOW insn rather than SSE/3DNOW_A.
3824 (mmx_emms, mmx_femms): Clear modrm attribute.
3826 2009-05-29 Martin Jambor <mjambor@suse.cz>
3828 * tree-sra.c: New implementation of SRA.
3830 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
3831 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
3832 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
3833 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
3834 (SRA_MAX_STRUCTURE_COUNT): Removed.
3835 (SRA_FIELD_STRUCTURE_RATIO): Removed.
3836 * doc/invoke.texi (sra-max-structure-size): Removed.
3837 (sra-field-structure-ratio): Removed.
3839 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3842 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
3845 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
3847 PR rtl-optimization/40101
3848 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
3849 seqno. Adjust comment.
3850 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
3851 inserting bookkeeping before a jump, the jump is not scheduled.
3852 When no positive seqno found, provide a value. Add comment.
3854 2009-05-29 Richard Guenther <rguenther@suse.de>
3856 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
3857 short-cutting on the first component.
3859 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3862 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
3863 for trees other than decls/types.
3865 2009-05-29 Richard Guenther <rguenther@suse.de>
3867 * tree-ssa-operands.c (get_expr_operands): Do not handle
3868 INDIRECT_REFs in the handled-component case. Remove
3869 unused get_ref_base_and_extent case.
3870 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
3871 tree_low_cst and host_integerp where possible.
3872 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
3873 codes for equivalence.
3874 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
3876 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
3878 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
3879 to tmake_file for i[34567]86-*-cygwin*.
3881 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3884 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
3885 (altivec_categorize_keyword, init_vector_keywords,
3886 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
3889 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
3891 * tree.c (handle_dll_attribute): Check if node is
3892 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
3894 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
3896 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
3898 (thumb2_zero_extendqidi2): Likewise.
3900 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
3902 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
3903 instead of gen_movrt.
3904 * config/sh/sh.md (movrt): Remove.
3906 2009-05-28 Steve Ellcey <sje@cup.hp.com>
3908 * doc/invoke.texi (IA-64 Options):
3909 Add -msdata, -mfused-madd, -mno-inline-float-divide,
3910 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
3911 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
3912 -msched-prefer-non-control-spec-insns,
3913 -msched-stop-bits-after-every-cycle,
3914 -msched-count-spec-in-critical-path,
3915 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
3916 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
3917 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
3918 and -msched-spec-verbose.
3920 2009-05-28 Joseph Myers <joseph@codesourcery.com>
3922 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3923 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3925 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3927 2009-05-28 Richard Guenther <rguenther@suse.de>
3929 * tree-ssa-alias.c (ao_ref_init): New function.
3930 (ao_ref_base): Likewise.
3931 (ao_ref_base_alias_set): Likewise.
3932 (ao_ref_alias_set): Likewise.
3933 (refs_may_alias_p_1): Change signature.
3934 (refs_may_alias_p): Adjust.
3935 (refs_anti_dependent_p): Likewise.
3936 (refs_output_dependent_p): Likewise.
3937 (call_may_clobber_ref_p_1): Change signature.
3938 (call_may_clobber_ref_p): Adjust.
3939 (stmt_may_clobber_ref_p_1): New function split out from ...
3940 (stmt_may_clobber_ref_p): ... here.
3941 (maybe_skip_until): Adjust signature.
3942 (get_continuation_for_phi): Likewise.
3943 (walk_non_aliased_vuses): Likewise.
3944 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3945 (ao_ref_init): Declare.
3946 (ao_ref_base): Likewise.
3947 (ao_ref_alias_set): Likewise.
3948 (stmt_may_clobber_ref_p_1): Likewise.
3949 (walk_non_aliased_vuses): Adjust.
3950 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3951 (get_ref_from_reference_ops): remove.
3952 (vn_reference_lookup_2): Adjust signature.
3953 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3954 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3955 (vn_reference_lookup): Adjust.
3956 (vn_reference_insert): Likewise.
3957 (vn_reference_insert_pieces): Adjust signature.
3958 (visit_reference_op_call): Adjust.
3959 * tree-ssa-pre.c (get_expr_type): Simplify.
3960 (phi_translate_1): Adjust.
3961 (compute_avail): Likewise.
3962 (translate_vuse_through_block): Do not re-build trees.
3963 (value_dies_in_block_x): Likewise.
3964 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3966 (vn_reference_lookup_pieces): Adjust declaration.
3967 (vn_reference_insert_pieces): Likewise.
3969 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3971 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3972 with checking disabled.
3974 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3978 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3979 macro definition for support of three-operand format aligned
3980 .comm directive in assembler on cygwin/pe/mingw target OS.
3981 * configure: Regenerate.
3982 * config.h: Regenerate.
3984 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3985 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3986 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3988 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3989 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3991 2009-05-28 Ira Rosen <irar@il.ibm.com>
3993 PR tree-optimization/40254
3994 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3995 in analysis of basic blocks.
3997 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4000 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4001 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4002 (TARGET_INITIALIZER): Use it.
4003 * cse.c (CHEAPER): Move it up to the other macros.
4004 (insert): Rename this ...
4005 (insert_with_costs): ... to this. Add cost parameters. Update
4007 (insert): New function. Call insert_with_costs.
4008 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4009 find_reg_offset_for_const, try_const_anchors): New functions.
4010 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4011 when using a const-anchor. Call insert_const_anchors.
4012 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4013 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4015 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4017 * tree-inline.c (remap_decls): Enable nonlocalized variables
4018 when not optimizing.
4020 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4022 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4023 Simplify other tests involving optimize.
4025 2009-05-27 Tom Tromey <tromey@redhat.com>
4027 * unwind-dw2.c (_Unwind_DebugHook): New function.
4028 (uw_install_context): Call _Unwind_DebugHook.
4030 2009-05-27 Tom Tromey <tromey@redhat.com>
4032 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4034 2009-05-27 Ian Lance Taylor <iant@google.com>
4036 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4037 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4038 (ALL_LINKERFLAGS): Define.
4039 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4040 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4041 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4042 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4043 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4044 $(LINKER_FOR_BUILD).
4045 (build/gcov-iov$(build_exeext)): Likewise.
4047 2009-05-27 Julian Brown <julian@codesourcery.com>
4049 * gcse.c (target.h): Include.
4050 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4051 copy of argument to a pseudo register.
4053 2009-05-27 Diego Novillo <dnovillo@google.com>
4055 * tree-ssa-live.c (dump_scope_block): Document arguments.
4056 (dump_scope_blocks): Document.
4057 (debug_scope_blocks): New.
4058 * tree-flow.h (debug_scope_blocks): Declare.
4060 2009-05-21 Denis Chertykov <denisc@overta.ru>
4062 * doc/contrib.texi (Contributors): Add myself to the list.
4064 2009-05-27 Olivier Hainque <hainque@adacore.com>
4066 * expr.c (target_align): New function. Alignment the TARGET of an
4067 assignment may be assume to have.
4068 (highest_pow2_factor_for_target): Use it instead of relying on
4069 immediate tree attributes of TARGET, not necessarily honored when
4070 intermediate bitfields are involved.
4072 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4075 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4076 AVX, SSE4, AES, PCLMUL and POPCNT.
4078 2009-05-27 Diego Novillo <dnovillo@google.com>
4080 * tree-pretty-print.c (dump_location): New.
4081 (dump_generic_node): Call it.
4082 Factor code to handle BLOCK nodes ...
4083 (dump_block_node): ... here.
4085 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4087 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4089 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4091 * gcc-plugin.h: Include config.h and system.h.
4092 (IN_GCC): Define if not defined.
4094 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4097 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4100 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4102 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4104 * config/m32r/m32r.h: Ditto.
4105 * config/m32r/m32r.md: Ditto.
4106 * config/m32r/predicates.md: Ditto.
4108 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4110 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4112 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4115 (Loading plugins): typo.
4116 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4117 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4118 (Interacting with the GCC Garbage Collector): Added new section.
4119 (Giving information about a plugin): Added new section for
4121 * ggc.h (ggc_register_root_tab): Added declaration.
4122 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4123 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4124 (register_callback): Improved comment in declaration.
4125 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4126 (extra_root_vec) Added static variable for dynamic roots registration.
4127 (ggc_register_root_tab) Added new routine.
4128 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4129 PLUGIN_GGC_MARKING event.
4130 * ggc-zone.c: Include plugin.h.
4131 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4132 * ggc-page.c: Include plugin.h.
4133 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4134 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4135 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4136 (register_callback): check lack of callbacks for
4137 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4138 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4139 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4140 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4141 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4142 dependency on plugin.h.
4143 (plugin.o): Added dependency on ggc.h...
4145 2009-05-26 Richard Guenther <rguenther@suse.de>
4149 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4150 with mismatched comparison modes.
4152 * expr.c (expand_expr_real_1): Expand the operand of a
4153 VIEW_CONVERT_EXPR in its natural mode.
4155 2009-05-26 Ian Lance Taylor <iant@google.com>
4157 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4158 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4159 (ALL_COMPILERFLAGS): Define.
4160 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4161 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4162 (collect2$(exeext), collect2.o): Likewise.
4163 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4164 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4165 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4166 (libbackend.o, intl.o, cppdefault.o): Likewise.
4167 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4168 (build/%.o): Use $(COMPILER_FOR_BUILD).
4169 (build/gen%$(build_exeext)): Likewise.
4170 (build/gcov-iov$(build_exeext)): LIkewise.
4171 * config/t-darwin (darwin.o): Use $(COMPILER).
4172 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4173 * config/t-sol2 (sol2-c.o): Likewise.
4175 * config/t-vxworks (vxworks.o): Likewise.
4176 * config/x-darwin (host-darwin.o): Likewise.
4177 * config/x-hpux (host-hpux.o): Likewise.
4178 * config/x-linux (host-linux.o): Likewise.
4179 * config/x-solaris (host-solaris.o): Likewise.
4180 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4181 * config/arm/t-arm (arm-c.o): Likewise.
4182 * config/arm/t-pe (pe.o): Likewise.
4183 * config/arm/t-wince-pe (pe.o): Likewise.
4184 * config/i386/t-cygming (winnt.o): Likewise.
4185 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4186 * config/i386/t-cygwin (cygwin1.o): Likewise.
4187 (cygwin2.o): Likewise.
4188 * config/i386/t-i386 (i386-c.o): Likewise.
4189 * config/i386/t-interix (winnt.o): Likewise.
4190 * config/i386/t-netware (netware.o): Likewise.
4191 * config/i386/t-nwld (nwld.o): Likewise.
4192 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4193 * config/i386/x-i386 (driver-i386.o): Likewise.
4194 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4195 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4196 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4197 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4198 * config/mips/x-native (driver-native.o): Likewise.
4199 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4200 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4201 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4202 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4203 * config/score/t-score-elf (score7.o): Likewise.
4204 (score3.o): Likewise.
4205 * config/sh/t-sh (sh-c.o): Likewise.
4206 * config/sh/t-symbian (sh-c.o): Likewise.
4207 (symbian.o): Likewise.
4208 * config/spu/t-spu-elf (spu-c.o): Likewise.
4209 * config/v850/t-v850 (v850-c.o): Likewise.
4210 * config/v850/t-v850e (v850-c.o): Likewise.
4212 2009-05-26 Richard Guenther <rguenther@suse.de>
4214 PR tree-optimization/40122
4215 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4216 VECTOR_CSTs if possible.
4217 (fold_gimple_assign): Likewise.
4219 2009-05-26 Richard Guenther <rguenther@suse.de>
4222 * fold-const.c (fold_binary): Use the correct types for building
4225 2009-05-26 Richard Guenther <rguenther@suse.de>
4227 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4228 redundant calls to merge_alias_info.
4229 (bump_vector_ptr): Likewise.
4230 * tree-ssa-copy.c (merge_alias_info): Remove.
4231 (replace_exp_1): Remove call to merge_alias_info.
4232 (propagate_tree_value): Likewise.
4233 (fini_copy_prop): Propagate points-to info.
4234 * tree-flow.h (merge_alias_info): Remove.
4236 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4238 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4240 2009-05-25 Jan Hubicka <jh@suse.cz>
4242 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4243 * cgraph.h (struct inline_summary): New filed self_wize,
4244 size_inlining_benefit, self_time and time_inlining_benefit.
4245 (struct cgraph_global_info): Replace insns by time ans size fields.
4246 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4247 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4248 (ipcp_update_callgraph): Do not touch function bodies.
4249 * ipa-inline.c: Include except.h
4250 (MAX_TIME): New constant.
4251 (overall_insns): Remove.
4253 (overall_size, max_benefit): New static variables.
4254 (cgraph_estimate_time_after_inlining): New function.
4255 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4256 (cgraph_clone_inlined_nodes): Update size.
4257 (cgraph_mark_inline_edge): Update size.
4258 (cgraph_estimate_growth): Use size info.
4259 (cgraph_check_inline_limits): Check size.
4260 (cgraph_default_inline_p): Likewise.
4261 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4262 (cgraph_decide_recursive_inlining): Check size.
4263 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4265 (cgraph_decide_inlining): Likewise.
4266 (cgraph_decide_inlining_incrementally): Likewise; honor
4267 PARAM_EARLY_INLINING_INSNS.
4268 (likely_eliminated_by_inlining_p): New predicate.
4269 (estimate_function_body_sizes): New function.
4270 (compute_inline_parameters): Use it.
4271 * except.c (must_not_throw_labels): New function.
4272 * except.h (must_not_throw_labels): Declare.
4273 * tree-inline.c (init_inline_once): Kill inlining_weigths
4274 * tree-ssa-structalias.c: Avoid uninitialized warning.
4275 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4276 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4277 (PARAM_INLINE_CALL_COST): Remove.
4278 (PARAM_EARLY_INLINING_INSNS): New.
4280 2009-05-25 Richard Guenther <rguenther@suse.de>
4282 PR tree-optimization/36327
4283 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4284 callback for reference translation or lookup at the point of may-defs.
4285 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4286 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4287 for union COMPONENT_REFs.
4288 (vn_reference_lookup_3): New callback. Lookup from memset
4289 and CONSTRUCTOR assignment, translate through struct copies.
4290 (vn_reference_lookup_pieces): Make sure to not free the
4291 passed operands array. Adjust walk_non_aliased_vuses call.
4292 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4293 make sure we do not leak memory.
4295 2009-05-25 Richard Guenther <rguenther@suse.de>
4297 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4298 * tree-inline.c (expand_call_inline): Reset the escaped and
4300 * tree-ssa-structalias.c (pass_build_ealias): New.
4301 * tree-pass.h (pass_build_ealias): Declare.
4302 * passes.c (init_optimization_passes): Add PTA during
4303 early optimizations.
4304 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4305 and CALLUSED solutions.
4306 (dump_points_to_solution): New function, split out from ...
4307 (dump_points_to_info_for): ... here.
4308 * tree-parloops.c (parallelize_loops): Reset the escaped and
4311 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4314 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4315 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4317 2009-05-25 Ira Rosen <irar@il.ibm.com>
4319 PR tree-optimization/40238
4320 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4321 statements after basic block's labels.
4322 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4323 to free the allocated memory.
4325 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4327 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4328 return address with a USE.
4330 2009-05-24 Richard Guenther <rguenther@suse.de>
4333 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4334 array type from the main variant of the inner type.
4336 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4338 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4339 definition to bool (from int) to un-break build.
4340 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4342 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4344 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4345 discard_stmt_changes): Delete.
4346 * tree-ssa-operands.c (scb_stack): Delete.
4347 (init_ssa_operands): Do not initialize it.
4348 (fini_ssa_operands): Do not free it.
4349 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4351 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4352 update_stmt, remove the others. Fix comments.
4353 * tree-dfa.c (optimize_stack_restore): Likewise.
4354 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4355 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4356 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4357 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4359 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4360 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4361 (dom_opt_finalize_block): Likewise, adjusting access to
4363 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4364 (stmts_to_rescan): Change item type to gimple.
4365 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4367 2009-05-24 Ira Rosen <irar@il.ibm.com>
4369 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4370 * tree-pass.h (pass_slp_vectorize): New pass.
4371 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4372 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4373 * tree-vectorizer.c (timevar.h): Include.
4374 (user_vect_verbosity_level): Declare.
4375 (vect_location): Fix comment.
4376 (vect_set_verbosity_level): Update user_vect_verbosity_level
4377 instead of vect_verbosity_level.
4378 (vect_set_dump_settings): Add an argument. Ignore user defined
4379 verbosity if dump flags require higher level of verbosity. Print to
4380 stderr only for loop vectorization.
4381 (vectorize_loops): Update call to vect_set_dump_settings.
4382 (execute_vect_slp): New function.
4383 (gate_vect_slp): Likewise.
4384 (struct gimple_opt_pass pass_slp_vectorize): New.
4385 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4387 (vec_info_for_bb): New function.
4388 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4389 (VECTORIZATION_ENABLED): New macro.
4390 (SLP_ENABLED, SLP_DISABLED): Likewise.
4391 (vect_is_simple_use): Add bb_vec_info argument.
4392 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4393 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4394 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4395 vect_schedule_slp, vect_analyze_slp): Likewise.
4396 (vect_analyze_stmt): Add slp_tree argument.
4397 (find_bb_location): Declare.
4398 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4399 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4400 (vect_analyze_loop_operations, vect_analyze_loop,
4401 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4402 vect_finalize_reduction, vectorizable_reduction,
4403 vectorizable_live_operation, vect_transform_loop): Likewise.
4404 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4405 skip evolution analysis if analyzing a basic block.
4406 (dr_analyze_indices): Likewise.
4407 (initialize_data_dependence_relation): Skip the test whether the
4408 object is invariant for basic blocks.
4409 (compute_all_dependences): Skip dependence analysis for data
4410 references in basic blocks.
4411 (find_data_references_in_stmt): Don't fail in case of invariant
4412 access in basic block.
4413 (find_data_references_in_bb): New function.
4414 (find_data_references_in_loop): Move code to
4415 find_data_references_in_bb and add a call to it.
4416 (compute_data_dependences_for_bb): New function.
4417 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4418 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4420 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4421 unknown dependence in basic block and fail in case of dependence in
4423 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4424 dependence instances from either loop or basic block vectorization
4426 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4427 before calling nested_in_vect_loop_p.
4428 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4429 dependence instances from either loop or basic block vectorization
4431 (vect_verify_datarefs_alignment): Likewise.
4432 (vect_enhance_data_refs_alignment): Adjust function calls.
4433 (vect_analyze_data_refs_alignment): Likewise.
4434 (vect_analyze_group_access): Fix printing. Skip different checks if
4435 DR_STEP is 0. Keep strided stores either in loop or basic block
4436 vectorization data structure. Fix indentation.
4437 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4439 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4440 dependence instances from either loop or basic block vectorization
4442 (vect_analyze_data_refs): Update comment. Call
4443 compute_data_dependences_for_bb to analyze basic blocks.
4444 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4445 case of loop vectorization. In case of basic block vectorization use
4446 data-ref itself as a base.
4447 (vect_create_data_ref_ptr): In case of basic block vectorization:
4448 don't advance the pointer, add new statements before the current
4449 statement. Adjust function calls.
4450 (vect_supportable_dr_alignment): Support only aligned accesses in
4451 basic block vectorization.
4452 * common.opt (ftree-slp-vectorize): New flag.
4453 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4454 (vect_pattern_recog_1): Likewise.
4455 * tree-vect-stmts.c (process_use): Likewise.
4456 (vect_init_vector): Add new statements in the beginning of the basic
4457 block in case of basic block SLP.
4458 (vect_get_vec_def_for_operand): Adjust function calls.
4459 (vect_finish_stmt_generation): Likewise.
4460 (vectorizable_call): Add assert that it is loop vectorization, adjust
4462 (vectorizable_conversion, vectorizable_assignment): Likewise.
4463 (vectorizable_operation): In case of basic block SLP, take
4464 vectorization factor from statement's type and skip the relevance
4465 check. Adjust function calls.
4466 (vectorizable_type_demotion): Add assert that it is loop
4467 vectorization, adjust function calls.
4468 (vectorizable_type_promotion): Likewise.
4469 (vectorizable_store): Check for outer loop only in case of loop
4470 vectorization. Adjust function calls. For basic blocks, skip the
4471 relevance check and don't advance pointers.
4472 (vectorizable_load): Likewise.
4473 (vectorizable_condition): Add assert that it is loop vectorization,
4474 adjust function calls.
4475 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4476 that it is not reduction, get vector type, call only supported
4477 functions, skip loop specific parts.
4478 (vect_transform_stmt): Check for outer loop only in case of loop
4480 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4481 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4482 for external definition.
4483 * passes.c (pass_slp_vectorize): New pass.
4484 * tree-vect-slp.c (find_bb_location): New function.
4485 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4486 check for patterns only in loops.
4487 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4488 case of multiple types in basic block SLP.
4489 (vect_mark_slp_stmts_relevant): New function.
4490 (vect_supported_load_permutation_p): Fix comment.
4491 (vect_analyze_slp_instance): Add argument. In case of basic block
4492 SLP, take vectorization factor from statement's type, check that
4493 unrolling factor is 1. Adjust function call. Save SLP instance in
4494 either loop or basic block vectorization structure. Return FALSE,
4496 (vect_analyze_slp): Add argument. Get strided stores groups from
4497 either loop or basic block vectorization structure. Return FALSE
4498 if basic block SLP failed.
4499 (new_bb_vec_info): New function.
4500 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4501 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4502 (vect_schedule_slp): Add argument. Get SLP instances from either
4503 loop or basic block vectorization structure. Set vectorization factor
4504 to be 1 for basic block SLP.
4505 (vect_slp_transform_bb): New function.
4506 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4508 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4510 * final.c (shorten_branches): Do not align labels for jump tables.
4511 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4513 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4515 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4516 Remove outdated reference to flow.c and fix nits.
4517 * doc/gccint.texi: Tweak RTL description.
4518 * doc/rtl.texi: Likewise.
4520 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4522 * config/avr/avr.c: Change my email address.
4523 * config/avr/avr.h: Likewise.
4524 * config/avr/avr.md: Likewise.
4525 * config/avr/avr-protos.h: Likewise.
4526 * config/avr/libgcc.S: Likewise.
4528 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4530 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4531 (spu_split_load, spu_split_store): Change return type to int.
4532 (spu_split_convert): Declare.
4533 * config/spu/predicates.md (spu_mem_operand): Remove.
4534 (spu_mov_operand): Update.
4535 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4536 * config/spu/spu.c (regno_aligned_for_load): Remove.
4537 (reg_aligned_for_addr, spu_expand_load): Define.
4538 (spu_expand_extv): Reimplement and handle MEM.
4539 (spu_expand_insv): Handle MEM.
4540 (spu_sched_reorder): Handle insn's with length 0.
4541 (spu_legitimate_address_p): Reimplement.
4542 (store_with_one_insn_p): Return TRUE for any mode with size
4543 larger than 16 bytes.
4544 (address_needs_split): Define.
4545 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4547 (spu_convert_move): Define.
4548 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4549 (spu_split_store): Change all MEM's to TImode.
4550 (spu_init_expanders): Preallocate registers that correspond to
4551 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4553 (spu_split_convert): Define.
4554 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4555 (_move<mode>, _movdi, _movti): Update predicate and condition.
4556 (load, store): Change to define_split.
4557 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4559 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4560 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4561 define_insn_and_split of lshr<mode>3.
4562 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4563 (<v>ashr<mode>3_imm): Define.
4564 (extv, extzv, insv): Allow MEM operands.
4565 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4566 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4567 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4568 (_spu_convert2): Change to define_insn_and_split and remove the
4569 corresponding define_peephole2.
4570 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4571 Change predicates to memory_operand.
4573 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4575 * config/arm/thumb2.md: Add 16-bit multiply instructions.
4577 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4579 PR tree-optimization/40219
4580 * tree.c (iterative_hash_expr): Make sure the builtin function is
4581 a normal builtin function and not a front end or back end builtin
4582 before indexing into the built_in_decls array.
4584 2009-05-22 Richard Guenther <rguenther@suse.de>
4587 * alias.c (write_dependence_p): Do not use TBAA for answering
4588 anti-dependence or output-dependence.
4589 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
4590 (emit_pointer_definition): Remove.
4591 (emit_alias_warning): Likewise.
4592 (find_what_var_points_to): Remove TBAA pruning code.
4593 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
4595 (compute_points_to_sets): Remove code computing the set of
4596 dereferenced pointers.
4597 * tree-data-ref.c (dr_may_alias_p): Properly use the split
4598 oracle for querying anti and output dependencies.
4599 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
4600 if TBAA may be applied.
4601 (refs_anti_dependent_p): New function.
4602 (refs_output_dependent_p): Likewise.
4603 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
4604 (refs_output_dependent_p): Likewise.
4605 * doc/tree-ssa.texi (Memory model): New section.
4606 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4607 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4608 * cfgexpand.c (expand_gimple_basic_block): Do not handle
4609 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
4610 * expr.c (expand_expr_real_1): Likewise.
4611 * gimple-low.c (lower_stmt): Likewise.
4612 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
4613 (dump_gimple_cdt): Remove.
4614 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4615 (gimple_size): Likewise.
4616 (walk_gimple_op): Likewise.
4617 (is_gimple_stmt): Likewise.
4618 (walk_stmt_load_store_addr_ops): Likewise.
4619 (gimple_build_cdt): Remove.
4620 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4621 * gimple.h (gimple_cdt_new_type): Remove.
4622 (gimple_cdt_new_type_ptr): Likewise.
4623 (gimple_cdt_set_new_type): Likewise.
4624 (gimple_cdt_location): Likewise.
4625 (gimple_cdt_location_ptr): Likewise.
4626 (gimple_cdt_set_location): Likewise.
4627 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4628 * tree-cfg.c (remove_useless_stmts_1): Do not handle
4629 GIMPLE_CHANGE_DYNAMIC_TYPE.
4630 (verify_types_in_gimple_stmt): Likewise.
4631 * tree-inline.c (estimate_num_insns): Likewise.
4632 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
4633 (copy_decl_to_var): Likewise.
4634 (copy_result_decl_to_var): Likewise.
4635 * tree-pretty-print.c (dump_generic_node): Do not handle
4636 CHANGE_DYNAMIC_TYPE_EXPR.
4637 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4638 * tree-ssa-operands.c (get_expr_operands): Likewise.
4639 * tree-ssa-structalias.c (struct variable_info): Remove
4640 no_tbaa_pruning member.
4641 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
4642 (unify_nodes): Do not copy it.
4643 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4644 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
4645 (set_uids_in_ptset): Do not check it.
4646 (find_what_var_points_to): Likewise.
4647 (compute_tbaa_pruning): Remove.
4648 (compute_points_to_sets): Do not call it.
4649 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4650 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4651 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
4652 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
4653 (DECL_NO_TBAA_P): Likewise.
4654 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
4655 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
4656 (expand_omp_atomic_pipeline): Do not set it.
4657 * print-tree.c (print_node): Do not dump it.
4658 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4661 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
4664 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
4667 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4669 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
4672 2009-05-22 Ben Elliston <bje@au.ibm.com>
4674 * Makefile.in (bversion.h, s-bversion): New targets.
4675 (TOPLEV_H): Add bversion.h.
4676 * toplev.h: Include "bversion.h".
4677 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
4678 the __format__ attribute only if compiling with the same version
4679 of GCC as the sources (the "build version").
4681 2009-05-22 Ben Elliston <bje@au.ibm.com>
4683 * c-format.c (handle_format_attribute): Fix comment typo.
4685 2009-05-21 Steve Ellcey <sje@cup.hp.com>
4688 * config/ia64/ia64.opt (mfused-madd): New.
4689 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
4690 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4691 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
4692 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
4693 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
4694 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
4695 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
4696 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
4697 instruction if !TARGET_FUSED_MADD.
4698 (fpma, fpms): Remove colon from name.
4700 2009-05-22 Richard Guenther <rguenther@suse.de>
4702 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
4703 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
4704 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
4706 (create_expression_by_pieces): Only convert if necessary.
4707 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
4708 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
4710 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
4712 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
4713 regular pattern from a template and rename it ...
4714 (*extzv_truncsi_exts): ... to this.
4716 2009-05-21 Richard Guenther <rguenther@suse.de>
4718 * cgraph.h (struct cgraph_node): Remove inline_decl member.
4719 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
4720 (cgraph_default_inline_p): Likewise.
4721 (cgraph_decide_inlining_incrementally): Likewise.
4723 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
4724 Uros Bizjak <ubizjak@gmail.com>
4726 * config/i386/cpuid.h (bit_MOVBE): New.
4728 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
4730 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
4731 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
4732 (ix86_handle_option): Handle OPT_mmovbe.
4733 (ix86_target_string): Add -mmovbe.
4734 (pta_flags): Add PTA_MOVBE.
4735 (processor_alias_table): Add PTA_MOVBE to "atom".
4736 (override_options): Handle PTA_MOVBE.
4738 * config/i386/i386.h (TARGET_MOVBE): New.
4740 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
4741 (*bswapsi_movbe): New.
4742 (*bswapdi_movbe): Likewise.
4743 (bswapdi2): Renamed to ...
4745 (bswapdi2): New expander.
4747 * config/i386/i386.opt (mmovbe): New.
4749 * doc/invoke.texi: Document -mmovbe.
4751 2009-05-21 Taras Glek <tglek@mozilla.com>
4753 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
4754 * gcc-plugin.h (plugin_init): Updated signature.
4755 * gcc-plugin.h (plugin_name_args): Moved to this header.
4756 * doc/plugins.texi (plugin_init): Updated documention to reflect
4758 * doc/plugins.texi (plugin_name_args): Added to documention.
4760 2009-05-21 Mark Mitchell <mark@codesourcery.com>
4762 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
4763 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
4765 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
4767 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
4768 JUMP_TABLE_DATA_P predicates where applicable.
4769 * config/i386/predicates.md: Ditto.
4770 * config/i386/sse.md: Ditto.
4772 2009-05-21 Jakub Jelinek <jakub@redhat.com>
4774 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
4775 operand2 -128 override length_immediate attribute to 1.
4776 * config/i386/predicates.md (constm128_operand): New predicate.
4778 * config/i386/i386.c (memory_address_length): Handle %r12
4779 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
4781 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
4782 mode look through optional ZERO_EXTEND and SUBREG.
4783 * config/i386/i386.md (R12_REG): New define_constant.
4784 (prefix_data16): For sse unit set also for MODE_TI insns.
4785 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
4786 insns set if operand 1 is ext_QIreg_operand.
4787 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
4788 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
4790 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
4791 mode from MODE_DI to MODE_SI.
4792 (movdi_1_rex64): Override modrm and length_immediate attributes
4793 only for movabs (TYPE_IMOV, alternative 2).
4794 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
4795 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4796 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4797 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4798 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
4799 prefix_rex attribute if DImode.
4800 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
4801 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4802 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
4803 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
4804 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
4805 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
4806 Likewise. For TYPE_IMOV clear length_immediate attribute.
4807 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
4808 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
4809 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
4810 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4811 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
4812 or one operand TYPE_ISHIFT.
4813 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
4814 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
4815 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
4816 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
4817 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
4818 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
4819 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
4820 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
4821 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
4822 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
4823 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
4824 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
4825 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
4826 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
4827 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
4828 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
4829 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
4830 set mode attribute, don't override length attribute.
4831 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
4833 (return_internal_long): Set length attribute to 2 instead of 1.
4834 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
4835 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
4836 prefix_rex attribute.
4837 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
4839 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
4841 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4843 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
4845 2009-05-20 Ian Lance Taylor <iant@google.com>
4847 * tree.c (build_tree_list_vec_stat): New function.
4848 (ctor_to_vec): New function.
4849 (build_nt_call_vec): New function.
4850 (build_call_array): Change args to be a const pointer.
4851 (build_call_vec): New function.
4852 * tree.h (build_nt_call_vec): Declare.
4853 (build_tree_list_vec_stat): Declare.
4854 (build_tree_list_vec): Define.
4855 (build_call_array): Update declaration.
4856 (build_call_vec): Declare.
4857 (ctor_to_vec): Declare.
4858 * c-common.c (tree_vector_cache): New static variable.
4859 (make_tree_vector): New function.
4860 (release_tree_vector): New function.
4861 (make_tree_vector_single): New function.
4862 (make_tree_vector_copy): New function.
4863 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
4864 (make_tree_vector_single, make_tree_vector_copy): Declare.
4865 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
4866 (c_parser_expr_list): Don't manage cache here, instead call
4868 (c_parser_release_expr_list): Remove static function.
4869 (c_parser_vec_to_tree_list): Remove static function.
4870 (c_parser_attributes): Call build_tree_list_vec instead of
4871 c_parser_vec_to_tree_list. Call release_tree_vector instead of
4872 c_parser_release_expr_list.
4873 (c_parser_postfix_expression_after_primary): Likewise.
4874 (c_parser_objc_keywordexpr): Likewise.
4876 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
4878 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
4879 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
4880 TARGET_CONVERT_TO_TYPE.
4881 * hooks.c (hook_tree_const_tree_null): Define.
4882 * hooks.h (hook_tree_const_tree_null): Declare.
4883 * target.h (struct gcc_target): Add invalid_parameter_type,
4884 invalid_return_type, promoted_type, and convert_to_type fields.
4885 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
4886 (TARGET_INVALID_RETURN_TYPE): Define.
4887 (TARGET_PROMOTED_TYPE): Define.
4888 (TARGET_CONVERT_TO_TYPE): Define.
4889 (TARGET_INITIALIZER): Update for new fields.
4890 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
4891 (grokparms): Check targetm.invalid_parameter_type.
4892 * c-typeck.c (default_conversion): Check targetm.promoted_type.
4893 * c-convert.c (convert): Check targetm.convert_to_type.
4895 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
4897 * config/mips/mips.md (*extenddi_truncate<mode>,
4898 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
4900 (*extendhi_truncateqi): New define_insn_and_sptit.
4902 2009-05-20 Jakub Jelinek <jakub@redhat.com>
4905 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
4906 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
4908 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
4910 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
4911 the operand of VIEW_CONVERT_EXPR.
4913 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
4915 * config/i386/driver-i386.c (host_detect_local_cpu): Check
4916 extended family and model for Intel processors. Support Intel Atom.
4918 2009-05-20 Olivier Hainque <hainque@adacore.com>
4920 * gstab.h (stab_code_type): Define, to be used instead of the
4921 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4923 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4924 occurrences by stab_code_type.
4925 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4927 2009-05-20 Martin Jambor <mjambor@suse.cz>
4929 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4930 (sra_insert_before): Likewise.
4931 (sra_insert_after): Likewise.
4932 (sra_init_cache): Likewise.
4933 (sra_type_can_be_decomposed_p): Likewise.
4934 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4935 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4936 (sra_insert_before): Likewise.
4937 (sra_insert_after): Likewise.
4938 (sra_init_cache): Likewise.
4939 (insert_edge_copies_seq): Made static and moved upwards.
4941 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4944 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4946 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4947 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4950 2009-05-20 Richard Guenther <rguenther@suse.de>
4952 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4953 with mismatched comparison modes.
4955 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4957 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4958 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4959 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4960 with shifts for Thumb2.
4961 (orsi_notsi): New for orn.
4962 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4963 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4964 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4965 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4966 Don't invert remainder for IOR.
4968 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4970 PR tree-optimization/40087
4971 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4972 number_of_iterations_ne): Rename never_infinite argument.
4973 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4974 number_of_iterations_le): Handle pointer-type ivs when
4975 exit_must_be_taken is false.
4976 (number_of_iterations_cond): Do not always assume that
4977 exit_must_be_taken if the control variable is a pointer.
4979 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4981 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4982 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4984 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4986 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4987 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4989 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4992 * c.opt (Wlogical-op): Disabled by default.
4993 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4995 * doc/invoke.texi (Wlogical-op): Likewise.
4997 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4999 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5001 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5002 Propagate the type of the first operand.
5003 <ASSERT_EXPR>: Simplify.
5004 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5005 Rewrite using the RHS code as discriminant.
5006 <NOP_EXPR>: Turn into CASE_CONVERT.
5007 <PLUS_EXPR>: Propagate the type of the first operand.
5009 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5011 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5012 (ia64_dconst_0_375): New.
5013 * config/ia64/ia64.c (ia64_override_options): Remove
5014 -minline-sqrt-min-latency warning.
5015 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5016 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5017 * config/ia64/ia64.md (*sqrt_approx): Remove.
5018 (sqrtsf2): Remove #if 0.
5019 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5020 (sqrtdf): Remove assert.
5021 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5022 (sqrtxf2): Remove #if 0.
5023 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5024 * div.md (sqrt_approx_rf): New.
5025 (sqrtsf2_internal_thr): New implementation.
5026 (sqrtsf2_internal_lat): New.
5027 (sqrtdf2_internal_thr: New implementation.
5028 (sqrtxf2_internal): New implementation.
5030 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5031 Hans-Peter Nilsson <hp@axis.com>
5033 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5034 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5035 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5036 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5037 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5038 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5039 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5040 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5041 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5042 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5043 * c-common.c: ...from here.
5045 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5047 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5049 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5051 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5053 2009-05-19 Ben Elliston <bje@au.ibm.com>
5055 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5056 assignments with memcpy calls.
5057 (add_fdes): Likewise.
5058 (binary_search_unencoded_fdes): Likewise.
5059 (linear_search_fdes): Eliminate type puns.
5061 2009-05-19 Richard Guenther <rguenther@suse.de>
5063 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5064 not falsely claim to have propagated into all uses.
5066 2009-05-19 Ben Elliston <bje@au.ibm.com>
5068 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5071 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5073 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5074 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5075 (TARGET_LEGITIMATE_ADDRESS_P): New.
5076 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5077 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5079 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5082 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5083 child of the containing namespace's DIE.
5085 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5087 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5088 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5089 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5092 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5095 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5096 gen_align with gen_pad.
5097 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5098 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5100 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5101 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5103 * config/i386/i386.md (align): Renamed to ...
5104 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5105 ASM_OUTPUT_MAX_SKIP_PAD.
5107 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5109 * config.gcc: Fix variable syntax.
5112 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5113 before calling exact_log2.
5114 (output_iorsi3): Likewise.
5115 (output_xorsi3): Likewise.
5117 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5119 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5120 for the none zero constant operand except for EQ and NE
5121 comprisons even when the first operand is R0.
5123 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5125 * config/s390/2064.md: Remove trailing whitespaces.
5126 * config/s390/2084.md: Likewise.
5127 * config/s390/constraints.md: Likewise.
5128 * config/s390/fixdfdi.h: Likewise.
5129 * config/s390/libgcc-glibc.ver: Likewise.
5130 * config/s390/s390-modes.def: Likewise.
5131 * config/s390/s390-protos.h: Likewise.
5132 * config/s390/s390.c: Likewise.
5133 * config/s390/s390.h: Likewise.
5134 * config/s390/s390.md: Likewise.
5135 * config/s390/tpf-unwind.h: Likewise.
5137 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5139 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5141 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5144 * configure.ac (m68k-*-*): Check if binutils support TLS.
5145 * configure: Regenerate.
5146 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5147 * config/m68k/constraints.md (Cu): New constraint.
5148 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5149 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5150 (movsi): Handle TLS symbols.
5151 (addsi3_5200): Handle XTLS symbols, indent.
5152 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5153 (m68k_tls_reference_p): Declare.
5154 (m68k_legitimize_address): Declare.
5155 (m68k_unwrap_symbol): Declare.
5156 * config/m68k/m68k.opt (mxtls): New option.
5157 * config/m68k/m68k.c (ggc.h): Include.
5158 (m68k_output_dwarf_dtprel): Implement hook.
5159 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5160 (m68k_expand_prologue): Load GOT pointer when function needs it.
5161 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5162 (m68k_legitimate_constant_address_p): Same.
5163 (m68k_decompose_address): Handle TLS references.
5164 (m68k_get_gp): New static function.
5165 (enum m68k_reloc): New contants.
5166 (TLS_RELOC_P): New macro.
5167 (m68k_wrap_symbol): New static function.
5168 (m68k_unwrap_symbol): New function.
5169 (m68k_final_prescan_insn_1): New static function.
5170 (m68k_final_prescan_insn): New function.
5171 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5173 (legitimize_pic_address): Handle TLS references..
5174 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5175 (m68k_libcall_value_in_a0_p)
5176 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5177 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5178 (m68k_legitimize_tls_address): Handle TLS references.
5179 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5181 (m68k_legitimize_address): Handle TLS symbols.
5182 (m68k_get_reloc_decoration): New static function.
5183 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5185 (m68k_output_dwarf_dtprel): Implement hook.
5186 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5187 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5188 m68k_call_* routines.
5189 (sched_attr_op_type): Handle TLS symbols.
5190 (gt-m68k.h): Include.
5191 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5192 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5194 2009-05-18 Martin Jambor <mjambor@suse.cz>
5196 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5197 (visit_store_addr_for_mod_analysis): New function.
5198 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5199 (determine_cst_member_ptr): Use gimple_assign_single_p.
5200 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5201 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5202 operands. Don't check number of operands of a NOP_EXPR.
5204 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5206 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5208 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5211 * c-common.c (warn_logical_operator): Don't warn if one of
5212 expression isn't always true or false.
5214 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5216 * config/i386/biarch32.h: New file.
5217 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5219 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5221 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5222 *zero_extend<mode>_truncqi): Merge these into ...
5223 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5224 Name the pattern following this as *zero_extendhi_truncqi.
5226 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5229 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5230 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5231 (output_info): Make field HOST_WIDEST_INT.
5232 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5233 (dump_bitmat_statistics): Same.
5235 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5237 * config.gcc (use_gcc_stdint): Set to wrap.
5238 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5239 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5240 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5241 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5242 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5243 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5244 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5245 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5247 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5249 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5251 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5252 Move definitions earlier.
5253 (OPT_ARCH64, OPT_ARCH32): Define.
5254 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5257 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5260 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5263 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5265 * arm.md (movdi2): Copy non-reg values to DImode registers.
5267 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5270 * final.c (label_to_max_skip): New function.
5271 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5272 CODE_LABEL_NUMBER <= max_labelno.
5273 * output.h (label_to_max_skip): New prototype.
5274 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5275 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5276 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5277 Handle CODE_LABELs with >= 16 byte alignment or with
5278 max_skip == (1 << align) - 1.
5279 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5280 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5283 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5284 .p2align 3 if MAX_SKIP is smaller than 7.
5285 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5287 2009-05-15 Ian Lance Taylor <iant@google.com>
5289 * alias.c (struct alias_set_entry_d): Rename from struct
5290 alias_set_entry. Change all uses.
5291 * except.c (struct call_site_record_d): Rename from struct
5292 call_site_record. Change all uses.
5293 * except.h (struct eh_region_d): Rename from struct eh_region.
5295 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5297 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5298 ivtype_map_elt. Change all uses.
5299 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5301 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5302 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5304 (struct sese_d): Rename from struct sese. Change all uses.
5305 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5306 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5307 * optabs.h (struct optab_d): Rename from struct optab. Change all
5309 (struct convert_optab_d): Rename from struct convert_optab.
5311 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5312 ipa_opt_pass. Change all uses.
5313 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5316 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5317 defined as a typedef.
5318 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5321 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5324 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5326 (merge_ranges): Returns bool.
5327 * tree.h (make_range): .. to here.
5328 (build_range_check): Likewise.
5329 (merge_ranges): Likewise. Renamed from merge_ranges.
5330 * c-typeck.c (parser_build_binary_op): Update calls to
5331 warn_logical_operator.
5332 * c-common.c (warn_logical_operator): Add new warning.
5333 * c-common.h (warn_logical_operator): Update declaration.
5335 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5337 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5339 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5341 * doc/install.texi: Document MPC requirements, flags etc.
5343 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5344 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5345 Evaluate constant arguments.
5346 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5347 (fold_builtin_1): Likewise, also evaluate constant arguments.
5348 Remove superfluous break.
5349 (do_mpc_ckconv): New.
5350 * real.h: Include mpc.h.
5351 * toplev.c (print_version): Output MPC version info if available.
5353 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5355 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5357 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5359 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5362 2009-05-15 Jan Hubicka <jh@suse.cz>
5364 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5365 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5366 (try_inline): Fix return value.
5367 (cgraph_decide_inlining_incrementally): Honor new value.
5368 (cgraph_early_inlining): Handle indirect inlining.
5369 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5371 2009-05-15 Jan Hubicka <jh@suse.cz>
5373 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5374 * cgraphunit.c (cgraph_finalize_function): Set it.
5375 (cgraph_expand_function): Use it.
5377 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5379 * real.c (encode_ieee_half): Define.
5380 (decode_ieee_half): Define.
5381 (ieee_half_format): Define.
5382 (arm_half_format): Define.
5383 * real.h (ieee_half_format): Declare.
5384 (arm_half_format): Declare.
5386 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5388 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5389 swapped, and reversed optabs exist before trying to use them.
5391 2009-05-15 Paul Brook <paul@codesourcery.com>
5392 Sandra Loosemore <sandra@codesourcery.com>
5394 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5395 loads. Allow PRE_DEC.
5396 (output_move_neon): Handle PRE_DEC.
5397 (arm_print_operand): Add 'A' for neon structure loads.
5398 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5399 * config/arm/neon.md (neon_mov): Update comment.
5400 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5402 (Um): New constraint.
5404 2009-05-15 Jan Hubicka <jh@suse.cz>
5406 Revert the following patch until testsuite fallout is fixed:
5407 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5408 * cgraph.h (struct inline_summary): New filed self_wize,
5409 size_inlining_benefit, self_time and time_inlining_benefit.
5410 (struct cgraph_global_info): Replace insns by time ans size fields.
5411 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5412 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5413 (ipcp_update_callgraph): Do not touch function bodies.
5414 * ipa-inline.c: Include except.h
5415 (MAX_TIME): New constant.
5416 (overall_insns): Remove
5417 (overall_size, max_benefit): New static variables.
5418 (cgraph_estimate_time_after_inlining): New function.
5419 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5420 (cgraph_clone_inlined_nodes): Update size.
5421 (cgraph_mark_inline_edge): Update size.
5422 (cgraph_estimate_growth): Use size info.
5423 (cgraph_check_inline_limits): Check size.
5424 (cgraph_default_inline_p): Likewise.
5425 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5426 (cgraph_decide_recursive_inlining): Check size.
5427 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5429 (cgraph_decide_inlining): Likewise.
5430 (cgraph_decide_inlining_incrementally): Likewise; honor
5431 PARAM_EARLY_INLINING_INSNS.
5432 (likely_eliminated_by_inlining_p): New predicate.
5433 (estimate_function_body_sizes): New function.
5434 (compute_inline_parameters): Use it.
5435 * except.c (must_not_throw_labels): New function.
5436 * except.h (must_not_throw_labels): Declare.
5437 * tree-inline.c (init_inline_once): Kill inlining_weigths
5438 * tree-ssa-structalias.c: Avoid uninitialized warning.
5439 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5440 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5441 (PARAM_INLINE_CALL_COST): Remove.
5442 (PARAM_EARLY_INLINING_INSNS): New.
5444 2009-05-15 Richard Guenther <rguenther@suse.de>
5446 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5447 not TODO_update_ssa.
5449 2009-05-15 Richard Guenther <rguenther@suse.de>
5451 PR tree-optimization/39999
5452 * gimple.h (gimple_expr_type): Use the expression type looking
5453 through useless conversions.
5454 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5455 (vn_nary_op_insert_stmt): Likewise.
5456 (simplify_binary_expression): Likewise.
5458 2009-05-15 Richard Guenther <rguenther@suse.de>
5460 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5461 New options, enabled by default.
5462 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5464 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5465 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5466 * tree-ssa-structalias.c (gate_tree_pta): New function.
5467 (pass_build_alias): Use it.
5469 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5472 recurse on an invariant address if a conversion from a pointer
5473 type to a wider integer type is involved.
5475 2009-05-15 Jan Hubicka <jh@suse.cz>
5477 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5478 * cgraph.h (struct inline_summary): New filed self_wize,
5479 size_inlining_benefit, self_time and time_inlining_benefit.
5480 (struct cgraph_global_info): Replace insns by time ans size fields.
5481 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5482 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5483 (ipcp_update_callgraph): Do not touch function bodies.
5484 * ipa-inline.c: Include except.h
5485 (MAX_TIME): New constant.
5486 (overall_insns): Remove
5487 (overall_size, max_benefit): New static variables.
5488 (cgraph_estimate_time_after_inlining): New function.
5489 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5490 (cgraph_clone_inlined_nodes): Update size.
5491 (cgraph_mark_inline_edge): Update size.
5492 (cgraph_estimate_growth): Use size info.
5493 (cgraph_check_inline_limits): Check size.
5494 (cgraph_default_inline_p): Likewise.
5495 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5496 (cgraph_decide_recursive_inlining): Check size.
5497 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5499 (cgraph_decide_inlining): Likewise.
5500 (cgraph_decide_inlining_incrementally): Likewise; honor
5501 PARAM_EARLY_INLINING_INSNS.
5502 (likely_eliminated_by_inlining_p): New predicate.
5503 (estimate_function_body_sizes): New function.
5504 (compute_inline_parameters): Use it.
5505 * except.c (must_not_throw_labels): New function.
5506 * except.h (must_not_throw_labels): Declare.
5507 * tree-inline.c (init_inline_once): Kill inlining_weigths
5508 * tree-ssa-structalias.c: Avoid uninitialized warning.
5509 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5510 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5511 (PARAM_INLINE_CALL_COST): Remove.
5512 (PARAM_EARLY_INLINING_INSNS): New.
5513 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5514 (inline-call-cost): Remove.
5515 (early-inlining-insns): New.
5517 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5519 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5521 (print_int_cst_bounds_in_octal_p): Likewise.
5522 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5524 * dwarf2out.c (base_type_die): Likewise.
5525 (is_subrange_type): Delete.
5526 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5527 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5528 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5529 if the destination type is boolean.
5530 (build_range_check): Do not special-case subtypes.
5531 (fold_sign_changed_comparison): Likewise.
5532 (fold_unary): Likewise.
5533 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5534 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5535 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5536 * tree.c (subrange_type_for_debug_p): New predicate based on the
5537 former is_subrange_type.
5538 * tree.h (subrange_type_for_debug_p): Declare.
5539 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5540 (convert_affine_scev): Remove call to above function.
5541 (chrec_convert_aggressive): Likewise.
5542 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5543 false for conversions involving subtypes.
5544 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5545 (vrp_val_min): Likewise.
5546 (needs_overflow_infinity): Likewise.
5547 (extract_range_from_unary_expr): Likewise.
5549 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5551 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5552 * config/frv/frv.c: Likewise.
5553 * config/s390/s390.c: Likewise.
5554 * config/sparc/sparc.h: Likewise.
5555 * config/i386/i386.h: Likewise.
5556 * config/i386/i386.c: Likewise.
5557 * config/crx/crx.c: Likewise.
5558 * config/m68hc11/m68hc11.h: Likewise.
5559 * config/iq2000/iq2000.c: Likewise.
5560 * config/mn10300/mn10300.h: Likewise.
5561 * config/mn10300/mn10300.c: Likewise.
5562 * config/m68k/m68k.c: Likewise.
5563 * config/rs6000/rs6000.c: Likewise.
5564 * config/rs6000/xcoff.h: Likewise.
5565 * config/rs6000/linux64.h: Likewise.
5566 * config/rs6000/sysv4.h: Likewise.
5567 * config/score/score3.c: Likewise.
5568 * config/score/score7.c: Likewise.
5569 * config/score/score.c: Likewise.
5570 * config/arm/arm.md: Likewise.
5571 * config/mips/mips.c: Likewise.
5572 * config/mips/mips.md: Likewise.
5573 * config/bfin/bfin.h: Likewise.
5574 * config/pa/pa.c: Likewise.
5575 * config/pa/constraints.md: Likewise.
5577 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
5578 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
5579 * config/pdp11/pdp11.h: Use memory_address_p instead.
5581 2009-05-14 Ian Lance Taylor <iant@google.com>
5583 * passes.c (finish_optimization_passes): Change i to int.
5584 * plugin.c (plugins_active_p): Change event to int.
5585 (dump_active_plugins): Likewise.
5586 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
5588 * tree.c (tree_range_check_failed): Change c to unsigned int.
5589 (omp_clause_range_check_failed): Likewise.
5590 (build_common_builtin_nodes): Change mode to int. Add cast.
5591 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
5592 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
5594 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
5595 ++ or -- with a variable of enum type.
5597 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5600 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
5602 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5604 * store-motion.c: Do not include params.h
5605 * Makefile.in: Fix dependencies for various files.
5607 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5609 * auto-inc-dec.c: Fix pass description, remove apparent
5610 accidental duplication.
5612 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
5615 * ipa-utils.h (memory_identifier_string): Moved to ...
5616 * tree.h (memory_identifier_string): Here. Add GTY(()).
5618 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5620 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
5621 in the former documentation of...
5622 (GO_IF_LEGITIMATE_ADDRESS): ... this.
5623 * ira-conflicts.c (get_dup_num): Use address_operand.
5624 * targhooks.c (default_legitimate_address_p): New.
5625 * targhooks.h (default_legitimate_address_p): New.
5626 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
5628 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
5629 * target.h (struct target): Add legitimate_address_p.
5630 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
5631 (TARGET_INITIALIZER): Include it.
5633 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5634 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
5635 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
5636 (TARGET_LEGITIMATE_ADDRESS_P): New.
5638 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5639 (REG_OK_STRICT_P): Delete.
5640 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
5641 (frv_legitimate_address_p_1): ... this.
5642 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
5643 (frv_legitimate_address_p_1): ... the renamed old
5644 frv_legitimate_address_p.
5645 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
5646 (TARGET_LEGITIMATE_ADDRESS_P): New.
5648 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5649 * config/s390/s390-protos.h (legitimate_address_p): Remove.
5650 * config/s390/s390.c (legitimate_address_p): Rename to...
5651 (s390_legitimate_address_p): ... this, make static.
5652 (legitimize_address): Adjust call.
5653 (TARGET_LEGITIMATE_ADDRESS_P): New.
5654 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
5656 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5657 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
5658 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
5659 (TARGET_LEGITIMATE_ADDRESS_P): New.
5661 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5662 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
5663 * config/spu/spu.c (spu_legitimate_address): Rename to...
5664 (spu_legitimate_address_p): ... this, make static.
5665 (TARGET_LEGITIMATE_ADDRESS_P): New.
5667 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5668 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
5669 * config/sparc/sparc.c (legitimate_address_p): Rename to...
5670 (sparc_legitimate_address_p): ... this, make static and return bool.
5671 (legitimize_address): Adjust call.
5672 (TARGET_LEGITIMATE_ADDRESS_P): New.
5674 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5675 * config/i386/i386-protos.h (legitimate_address_p): Remove.
5676 * config/i386/i386.c (legitimate_address_p): Rename to...
5677 (ix86_legitimate_address_p): ... this, make static.
5678 (constant_address_p): Move after it, adjust call.
5679 (TARGET_LEGITIMATE_ADDRESS_P): New.
5681 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5682 * config/avr/avr-protos.h (legitimate_address_p): Remove.
5683 * config/avr/avr.c (legitimate_address_p): Rename to...
5684 (avr_legitimate_address_p): ... this, make static.
5685 (legitimize_address): Adjust call.
5686 (TARGET_LEGITIMATE_ADDRESS_P): New.
5688 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5689 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
5690 * config/crx/crx.c (crx_legitimate_address_p): Make static.
5691 (TARGET_LEGITIMATE_ADDRESS_P): New.
5693 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5694 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
5695 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
5696 (TARGET_LEGITIMATE_ADDRESS_P): New.
5698 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5699 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
5701 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5703 (TARGET_LEGITIMATE_ADDRESS_P): New.
5705 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5706 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
5708 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
5710 (m68hc11_legitimate_address_p): ... this, make static.
5711 (go_if_legitimate_address_internal): Rename to...
5712 (m68hc11_legitimate_address_p_1): ... this.
5713 (legitimize_address): Adjust call.
5714 (TARGET_LEGITIMATE_ADDRESS_P): New.
5716 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5717 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
5718 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
5719 (TARGET_LEGITIMATE_ADDRESS_P): New.
5721 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5722 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
5723 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
5724 (mn10300_legitimate_address_p): ... this, make static.
5725 (TARGET_LEGITIMATE_ADDRESS_P): New.
5727 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5728 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
5729 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
5730 (TARGET_LEGITIMATE_ADDRESS_P): New.
5732 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5733 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
5734 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
5735 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5736 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
5737 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
5738 (rs6000_legitimate_address_p): ... this, make static.
5739 (TARGET_LEGITIMATE_ADDRESS_P): New.
5740 (REG_MODE_OK_FOR_BASE_P): Delete.
5741 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
5743 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5744 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
5746 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
5747 static, adjust types.
5748 (TARGET_LEGITIMATE_ADDRESS_P): New.
5750 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5751 * config/score/score.c (score_address_p): Rename to...
5752 (score_legitimate_address_p): ... this.
5753 (TARGET_LEGITIMATE_ADDRESS_P): New.
5754 * config/score/score3.c (score3_address_p): Rename to...
5755 (score3_legitimate_address_p): ... this.
5756 * config/score/score7.c (score7_address_p): Rename to...
5757 (score7_legitimate_address_p): ... this.
5759 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
5760 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
5761 GO_IF_LEGITIMATE_ADDRESS): Delete.
5762 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
5763 thumb2_legitimate_address_p): Delete.
5764 (arm_legitimate_address_p): Rename to...
5765 (arm_legitimate_address_outer_p): ... this.
5766 * config/arm/constraints.md ("Uq"): Adjust call.
5767 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
5768 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
5770 (arm_legitimate_address_outer_p): ... this.
5771 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
5773 (TARGET_LEGITIMATE_ADDRESS_P): New.
5775 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5776 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
5777 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
5778 (TARGET_LEGITIMATE_ADDRESS_P): New.
5780 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5781 * config/vax/vax-protos.h (legitimate_address_p): Remove.
5782 * config/vax/vax.c (legitimate_address_p): Rename to...
5783 (vax_legitimate_address_p): ... this, make static.
5784 (TARGET_LEGITIMATE_ADDRESS_P): New.
5786 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5787 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
5788 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
5789 (TARGET_LEGITIMATE_ADDRESS_P): New.
5791 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5792 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
5793 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
5794 (mmix_legitimate_address_p): ... this, make static.
5795 (TARGET_LEGITIMATE_ADDRESS_P): New.
5797 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5798 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
5799 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
5800 (TARGET_LEGITIMATE_ADDRESS_P): New.
5802 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5804 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
5805 of MODE_COMPLEX_INT.
5807 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5809 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
5810 LCT_NORMAL in function call.
5811 * mips-tdump.c (print_file_desc): Add cast to enum type.
5812 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
5813 (mark_stabs): Add casts to enum types.
5814 (parse_stabs_common): Add casts to enum types.
5816 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5818 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
5819 Check for invalid values of LETTER.
5821 2009-05-13 Taras Glek <tglek@mozilla.com>
5823 * attribs.c (register_attribute): moved out attribute registration
5824 into register_attribute.
5825 * doc/plugins.texi: Documented register_attribute and
5827 * gcc-plugin.h: Added forward decl for register_attribute.
5828 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
5829 * plugin.c (register_callback, invoke_plugin_callbacks): Added
5830 PLUGIN_ATTRIBUTES boilerplate.
5832 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
5834 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
5835 values even in sentinel and empty entries.
5836 (ms_printf_flag_specs): Likewise.
5837 (ms_scanf_flag_specs): Likewise.
5838 (ms_strftime_flag_specs): Likewise.
5839 (ms_print_char_table): Likewise.
5840 (ms_scan_char_table): Likewise.
5841 (ms_time_char_table): Likewise.
5843 2009-05-13 Doug Kwan <dougkwan@google.com>
5845 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
5847 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5849 * config/mips/mips.md (store): Add attributes for QI and HI.
5851 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
5852 (truncdi<mode>2): ... this new pattern.
5854 2009-05-13 Brad Hards <bradh@kde.org>
5856 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
5858 2009-05-14 Jakub Jelinek <jakub@redhat.com>
5859 Ben Elliston <bje@au.ibm.com>
5862 * dse.c (check_mem_read_rtx): Guard against width == -1.
5864 2009-05-13 Michael Matz <matz@suse.de>
5867 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
5868 (trivially_conflicts_p): New function.
5869 (insert_backedge_copies): Use it.
5871 2009-05-13 Janis Johnson <janis187@us.ibm.com>
5873 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
5874 (handle_stdc_pragma): Use new enum constant names.
5875 (handle_pragma_float_const_decimal64): Ditto.
5877 2009-05-13 Ian Lance Taylor <iant@google.com>
5879 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
5882 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
5884 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
5885 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
5887 * config/m68k/m68k.h (FL_UCLINUX): Define.
5889 2009-05-13 Jan Hubicka <jh@suse.cz>
5891 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
5893 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5895 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
5896 unless -fschedule-insns is specified.
5898 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5901 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
5902 TARGET_EXPAND_CBRANCHDI4.
5903 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
5904 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
5905 (cmpeqdi): Fix comment.
5907 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5909 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
5910 (sh_legitimate_address_p): Likewise.
5911 * config/sh/sh.c (sh_legitimate_index_p): New.
5912 (sh_legitimate_address_p): Likewise.
5913 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
5914 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
5915 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
5916 (MAYBE_BASE_REGISTER_RTX_P): New macro.
5917 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
5918 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
5919 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
5920 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
5921 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5923 2009-05-12 Jan Hubicka <jh@suse.cz>
5925 * tree-inline.c (estimate_operator_cost): Add operands;
5926 when division happens by constant, it is cheap.
5927 (estimate_num_insns): Loads and stores are not having cost of 0;
5928 EH magic stuff is cheap; when computing runtime cost of switch,
5929 use log2 base of amount of its cases; builtin_expect has cost of 0;
5930 compute cost for moving return value of call.
5931 (init_inline_once): Initialize time_based flags.
5932 * tree-inline.h (eni_weights_d): Add time_based flag.
5934 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5936 * df-core.c: Update head documentation.
5938 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5941 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5942 shadowing exisiting variable op1.
5944 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5947 * config/i386/driver-i386.c (processor_signatures): New enum.
5948 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5949 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5950 processor signature to detect geode processor.
5952 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5956 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5958 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5959 causes spurious differences between trunk and cond-optab branch.
5961 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5963 * dojump.c (compare_from_rtx): Delete.
5964 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5965 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5966 if the comparison does not satisfy the predicate; test predicates for
5967 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5968 further if one existing pattern fails.
5969 * expr.h (compare_from_rtx): Delete.
5970 (prepare_operand): Declare it.
5971 * optabs.c: Change "lib call" to "libcall" throughout.
5972 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5973 HAVE_conditional_trap, emit_cmp_insn): Delete.
5974 (can_compare_p): Delete cmp_optab case.
5975 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5976 Accept other parameters by value.
5977 (prepare_operand): Make non-static.
5978 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5979 other parameters by value. Try to widen operands here based on
5980 an optab_methods argument and looking at cbranch_optab.
5981 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5982 loop. Use cbranch_optab directly.
5983 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5984 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5986 (emit_conditional_move, emit_conditional_add): Inline what's needed
5987 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5988 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5989 with COMPARE. Move cmov_optab and cstore_optab above
5990 with cbranch_optab, move cmp_optab down with ucmp_optab,
5991 remove tst_otpab. Do not initialize trap_rtx.
5992 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5993 for trap code. Do not check HAVE_conditional_trap. Use
5994 prepare_cmp_insn. Accept no predicate for operand 3.
5995 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5996 (OTI_ctrap, ctrap_optab): New.
5997 (tst_optab): Delete.
5998 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5999 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6000 with lookup of ctrap_optab.
6001 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6005 * combine.c (combine_simplify_rtx, simplify_set): Do not
6006 special case comparing against zero for cc0 machines.
6007 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6008 COMPARE on cc0 machines.
6009 (simplify_relational_operation): Return a new expression when
6010 a COMPARE could be removed.
6011 * final.c (final_scan_insn): Compare cc_status values
6012 against LHS of a (compare FOO (const_int 0)) cc0 source.
6013 Also check if cc_status.value is the full compare.
6015 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6016 (cstoreMM4): Document.
6017 (conditional_trap): Document ctrapMM4 instead.
6018 (sync_compare_and_swapMM): Refer to cbranchcc4.
6019 (Dependent Patterns): Eliminate obsolete information referring to
6020 the old jump optimization phase.
6021 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6022 of compares with 0 on cc0 machines.
6023 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6024 avoiding references to cc0. Remove text about storing operands
6026 * doc/tm.texi (Condition Codes): Include blurb on different
6027 condition code representations, separate into subsections for
6028 CC0, MODE_CC and conditional execution.
6030 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6031 alpha_emit_setcc): Accept operands and a machine mode.
6032 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6033 Get code/op0/op1 from operands, use machine mode argument
6034 instead of alpha_compare.fp_p. Emit the branch here.
6035 (alpha_emit_setcc): Likewise, and return boolean.
6036 (alpha_emit_conditional_move): Likewise. Assert that
6037 cmp_op_mode == cmp_mode, and simplify accordingly.
6038 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6039 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6040 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6042 (stack probe test): Use cbranchdi4.
6043 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6045 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6046 * config/arc/arc.h (movsicc, movsfcc): Use it.
6047 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6048 (cbranchsi4, cstoresi4): New.
6049 (cmpsi, bCC and sCC expanders): Remove.
6051 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6052 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6053 * config/arm/predicates.md (arm_comparison_operator): Only include
6054 floating-point operators if there is a hardware floating-point unit.
6055 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6056 deferring to cbranch_cc and cstore_cc respectively.
6057 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6058 cbranch_cc, cstore_cc): New.
6059 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6061 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6063 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6064 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6066 (adjust_insn_length): Adjust calls.
6067 (avr_reorg): Handle (compare (foo) (const_int 0)).
6068 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6069 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6070 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6071 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6073 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6074 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6076 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6077 (cbranchsi4, cstorebi4, cstoresi4): New.
6078 (movbisi): This insn is duplicate, split it to zero_extend.
6079 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6080 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6081 (bfin_optimize_loop): Use cbranch expander.
6082 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6083 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6084 (bfin_bimode_comparison_operator): ... this.
6085 (bfin_direct_comparison_operator): New.
6087 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6088 inside (compare FOO (const_int 0)).
6089 (cris_rtx_costs): Handle ZERO_EXTRACT.
6090 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6091 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6092 (*tstdi_v32): Delete.
6093 (*cmpdi_non_v32): Add M alternative for operand 1.
6094 (cmpsi, cmp<mode>): Make private.
6095 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6097 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6099 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6100 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6101 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6102 (cc_reg_operand): New.
6104 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6105 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6106 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6107 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6108 crx_expand_scond): Delete.
6110 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6112 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6113 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6115 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6116 cstoresi4, cstoresf4, cstoredf4): New.
6117 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6118 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6119 Receive the entire operands array.
6120 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6121 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6122 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6123 Get test/op0/op1 from the operands array.
6124 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6126 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6127 (h8300_expand_store): New.
6128 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6130 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6131 (h8300_expand_store): New.
6132 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6133 or do not try to produce (set (cc0) REG).
6134 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6135 change a compare into a move to a scratch register. Disable some
6136 peepholes when comparing with zero.
6137 (tstsi, tsthi, tstsi, cmpqi): Make private.
6140 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6143 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6144 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6145 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6146 (ix86_emit_i387_log1p): Use cbranchxf2.
6147 (ix86_expand_setcc): Return void.
6148 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6149 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6150 cmp<MODEF>, cmpcc): Remove.
6151 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6152 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6153 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6154 (sCC and bCC expanders): Remove.
6155 (stack_protect_test): Use cbranchcc4.
6157 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6159 (ia64_expand_compare): Accept three rtx by reference and return void.
6160 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6161 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6162 from *expr. Update *expr with the BImode comparison to do.
6163 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6164 cmptf, bCC, sCC, conditional_trap): Delete.
6165 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6166 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6167 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6168 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6169 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6171 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6172 type of last argument.
6173 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6174 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6175 use machine mode argument instead of branch_type. Remove dead
6176 code for floating-point comparisons.
6177 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6178 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6180 (cbranchsi4, cstoresi4): New.
6181 * config/iq2000/predicates.md (reg_or_const_operand): New.
6183 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6184 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6185 (b<code>_op): Rewrite to...
6186 (bcc_op): ... this, using match_operator.
6187 (s<code>_op): Rewrite to...
6188 (scc_op): ... this, using match_operator.
6189 (s<code>_24_op): Rewrite to...
6190 (scc_op_24): ... this, using match_operator.
6191 (s<code>_<mode>): Rewrite to...
6192 (cstore<mode>4): ... this, using match_operator.
6193 (s<code>_<mode>_24): Rewrite to...
6194 (cstore<mode>4_24): ... this, using match_operator.
6195 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6196 m32c_unpend_compare, m32c_expand_scc): Delete.
6197 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6198 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6199 (m32c_expand_movcc): Change NE to EQ if necessary.
6200 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6202 * config/m32r/m32r-protos.h (gen_cond_store): New.
6203 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6204 (gen_cond_store): New, from sCC patterns.
6205 (m32r_expand_block_move): Use cbranchsi4.
6206 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6207 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6208 (cbranchsi4, cstoresi4): New.
6210 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6212 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6213 (m68hc11_notice_update_cc): Look into a compare with 0.
6214 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6216 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6217 cmphi, cmpqi, bCC): Delete.
6218 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6219 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6220 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6223 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6224 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6225 * config/m68k/constraints.md (H): New.
6226 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6227 the define_insn below.
6228 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6229 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6230 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6231 patterns): Wrap RHS with COMPARE.
6232 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6233 (*cmpdi_internal): Name this pattern.
6234 (cmpdi): Change to define_insn.
6235 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6236 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6237 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6239 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6240 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6241 (conditional_trap): Change to...
6242 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6243 (*conditional_trap): Use the ordered_comparison_operator and
6244 const1_operand predicates.
6245 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6246 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6247 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6248 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6250 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6251 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6252 (mcore_gen_compare): New.
6253 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6254 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6255 (mcore_gen_compare): ... this.
6256 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6257 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6258 (stack probe pattern): Use cbranchsi4.
6260 * config/mips/predicates.md (mips_cstore_operator): New.
6261 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6262 * config/mips/mips.md (any_cond): Delete.
6263 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6265 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6266 fixuns_truncsfdi2): Use cbranch patterns.
6267 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6268 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6269 Adjust call to mips_expand_conditional_branch.
6270 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6272 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6273 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6274 * config/mips/mips.c (cmp_operands): Delete.
6275 (mips_emit_compare): Get comparison operands from *op0/*op1.
6276 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6277 that it succeeds. Use op0/op1 instead of cmp_operands.
6278 (mips_expand_conditional_branch, mips_expand_conditional_move,
6279 mips_expand_conditional_trap): Likewise.
6280 (mips_block_move_loop): Use cbranch patterns.
6281 * config/mips/mips.h (cmp_operands): Delete.
6283 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6284 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6285 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6286 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6287 (*cmpcc_folded): Rename to...
6288 (*cmpdi_folded): this.
6289 (*cmpcc): Rename to...
6291 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6294 (cbranchdf4): New. Handle invalid comparisons here.
6295 * config/mmix/predicates.md (float_comparison_operator): New.
6297 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6298 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6299 * config/mn10300/mn10300.md (tst): Delete.
6300 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6301 Name these patterns and wrap RHS in a compare.
6302 (*cmpsi): Make this pattern private. Include tst.
6303 (*cmpsf): Make this pattern private.
6304 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6305 (compare with zero peepholes): Likewise.
6307 (cbranchsi4, cbranchsf4): New.
6308 (casesi): Use cbranchsi4.
6310 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6311 hppa_branch_type): Delete.
6312 (return_addr_rtx): Use cbranchsi4.
6313 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6314 Emit CCFPmode comparison here.
6315 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6316 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6317 hppa_branch_type): Delete.
6318 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6319 (movsicc, movdicc): Remove references to hppa_compare_op0,
6320 hppa_compare_op1 and compare_from_rtx.
6321 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6322 (casesi): Use cbranchsi4.
6324 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6325 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6326 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6327 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6328 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6330 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6331 (*branch, *branch_inverted): New.
6333 * config/picochip/picochip.md (cbranchhi4): Use
6334 ordered_comparison_operator.
6335 (cmphi, bCC): Remove.
6337 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6338 (trap_comparison_operator): Delete.
6339 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6340 rs6000_emit_cbranch): Accept mode and operands.
6341 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6342 rs6000_compare_fp_p): Delete.
6343 (rs6000_generate_compare): Accept mode and comparison. Extract code
6344 and op0/op1 from there. Replace references to rs6000_compare_op0
6345 and rs6000_compare_op1.
6346 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6347 extract result from passed operands.
6348 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6349 extract loc from passed operands.
6350 (rs6000_emit_cmove): Likewise.
6351 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6352 rs6000_compare_fp_p): Delete.
6353 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6354 (cbranch<GPR>4, cbranch<FP>4): New.
6355 (cstore<mode>4): New. Consolidate here all choices about when to use
6356 portable or specialized sCC sequences.
6357 (stack_protect_test): Use cbranchsi4.
6358 (conditional_trap): Replace with ctrap<GPR>4.
6359 (conditional trap insn): Replace trap_comparison_operator with
6360 ordered_comparison_operator.
6362 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6363 (s390_emit_prologue): Use ctrap.
6364 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6365 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6366 New predicates replacing...
6367 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6368 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6369 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6370 (add<mode>cc): Do not use s390_compare_op0/op1.
6371 (s<code>): Change to...
6372 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6374 (cstorecc4): ... this. Handle EQ or NE equally.
6375 (*sne): Un-privatize for use in cstorecc4.
6376 (b<code>): Change to...
6377 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6378 (conditional_trap): Replace with...
6379 (ctrap<GPR>4, ctrap<FP>4): ... these.
6380 (stack_protect): Use cbranchcc4.
6382 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6383 * config/score/score-protos.h (score_gen_cmp): Delete.
6384 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6385 (score_block_move-loop): Use cbranchsi4.
6386 * config/score/score.md (cbranchsi4): New.
6387 (cmpsi, bCC): Delete.
6388 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6389 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6390 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6391 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6392 * config/score/score3.h (score3_gen_cmp): Delete.
6393 * config/score/score7.h (score7_gen_cmp): Delete.
6395 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6396 (sh_emit_scc_to_t): ... this. Return void.
6397 (from_compare): Rename to...
6398 (sh_emit_compare_and_branch): ... this.
6399 (sh_emit_compare_and_set): New.
6400 (sh_expand_t_scc): Accept operands.
6401 * config/sh/predicates.md (sh_float_comparison_operator): New.
6402 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6403 (prepare_scc_operands): Rename to...
6404 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6406 (sh_emit_cheap_store_flag): New.
6407 (sh_emit_set_t_insn): New.
6408 (from_compare): Rename to...
6409 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6410 handling of TARGET_SH2E floating point to avoid recursive call.
6411 Generate branch here.
6412 (sh_emit_compare_and_set): New.
6413 (sh_expand_t_scc): Get op0/op1 from arguments.
6414 (sh_emit_cheap_store_flag): New.
6415 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6417 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6418 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6419 (movsicc, movdicc): Do nothing when it recreated operands from
6420 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6421 prepare_scc_operands (now sh_emit_scc_to_t).
6422 (udivdi3): Use cstoresi4.
6423 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6424 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6425 (cbranchint4_media, cbranchfp4_media): New.
6426 (casesi): Use cbranchdi4.
6427 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6429 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6430 (movnegt): Remove second operand.
6431 (cbranchsf4, cbranchdf4): New.
6432 (stack_protect): Use cbranchdi4/cbranchsi4.
6434 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6435 (gen_compare_reg): Accept comparison, extract part of it to...
6436 (gen_compare_reg_1): ... this.
6437 (gen_compare_operator): Delete.
6438 (gen_v9_scc): Accept separate destination, comparison code and arms.
6439 Do not use sparc_compare_op0/sparc_compare_op1.
6440 (emit_scc_insn, emit_conditional_branch_insn): New.
6441 (emit_v9_brxx): Make static. Remove useless assertion.
6442 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6444 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6445 * config/sparc/sparc-protos.h (gen_compare_reg,
6446 sparc_emit_float_lib_cmp): Adjust prototype.
6447 (emit_scc_insn, emit_conditional_branch_insn): New.
6448 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6449 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6450 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6451 iterators to the top.
6452 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6453 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6454 snedi_special_trunc): Delete.
6455 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6456 and snedi_special_trunc.
6457 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6458 cbranchdi4, cbranch<F:mode>4): New.
6459 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6460 here. Use gen_compare_reg instead of gen_compare_operator.
6461 (conditional_trap): Replace with...
6462 (ctrapsi4, ctrapdi4): ... this.
6463 (stack_protect_test): Use cbranchcc4.
6465 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6467 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6468 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6469 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6470 from operands[0] or operands[3] depending on is_set.
6471 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6472 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6473 cmpdf, bCC), sCC: Remove.
6474 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6475 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6477 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6478 spu_emit_branch_or_set.
6480 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6482 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6483 xstormy16_compare_op1): Delete.
6484 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6485 xstormy16_compare_op1): Delete.
6486 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6488 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6489 (cmphi, cmpsi, bCC): Remove.
6491 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6492 (*cmpsi): ... this one.
6493 (cbranchsi4, cstoresi4): New.
6494 (bCC expanders): Delete.
6495 (sCC insns): Fold into...
6496 (*setcc): ... this one.
6497 (casesi): Do not use gen_cmpsi and gen_bgtu.
6498 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6499 (movsicc): Simplify.
6500 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6502 * config/vax/vax-protos.h (cond_name): New.
6503 (vax_output_conditional_branch): Remove.
6504 * config/vax/vax.c (cond_name): New.
6505 (vax_output_conditional_branch): Remove.
6506 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6507 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6508 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6509 (bit<VAXint>): Wrap source with (compare).
6510 (b<code> and following unnamed pattern): Rename to *branch and
6511 *branch_reversed. Change macroization to match_operator.
6512 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6514 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6515 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6516 Change last argument to machine_mode.
6517 (xtensa_expand_scc): Add machine_mode argument.
6518 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6519 (gen_conditional_move, xtensa_expand_conditional_branch,
6520 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6521 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6522 Adjust operand numbers.
6523 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6525 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6526 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6527 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6529 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6531 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6532 causes spurious differences between trunk and cond-optab branch.
6534 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6537 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6539 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6541 * tree.c (iterative_hash_pointer): Delete.
6542 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6543 Hash UIDs and versions of SSA names. Don't special-case built-in
6544 function declarations.
6546 2009-05-11 Ian Lance Taylor <iant@google.com>
6549 * graphite.c: Force -Wc++-compat to only be a warning before
6550 #including "cloog/cloog.h".
6552 2009-05-11 Martin Jambor <mjambor@suse.cz>
6554 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6556 2009-05-11 Jan Hubicka <jh@suse.cz>
6558 * tree-ssa-loop-ivcanon.c: Include target.h
6559 (struct loop_size): new structure.
6560 (constant_after_peeling): New predicate.
6561 (tree_estimate_loop_size): New function.
6562 (estimated_unrolled_size): Rewrite for new estimates.
6563 (try_unroll_loop_completely): Use new estimates.
6564 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6566 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6568 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6569 libcpp interface change.
6570 (spu_macro_to_expand): Likewise.
6572 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
6574 PR tree-optimization/40026
6575 * gimplify.c (gimplify_init_constructor): Change initial conditional
6576 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
6577 optimize_compound_literals_in_ctor.
6579 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
6581 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
6583 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
6585 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
6587 * tree-vect-data-refs.c (vect_analyze_group_access): Use
6588 HOST_WIDE_INT for gap.
6590 2009-05-11 Ira Rosen <irar@il.ibm.com>
6592 PR tree-optimization/40074
6593 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
6594 account in group size and step comparison.
6596 2009-05-11 Richard Guenther <rguenther@suse.de>
6598 * passes.c (init_optimization_passes): Strip now incorrect comment.
6599 (execute_function_todo): Do not set PROP_alias.
6600 * tree-pass.h (PROP_alias): Remove.
6601 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
6602 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
6603 * tree-nrv.c (pass_return_slot): Likewise.
6604 * tree-object-size.c (pass_object_sizes): Likewise.
6605 * tree-ssa-dom.c (pass_dominator): Likewise.
6606 (pass_phi_only_cprop): Likewise.
6607 * tree-ssa-dse.c (pass_dse): Likewise.
6608 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6609 (pass_cselim): Likewise.
6610 * tree-ssa-pre.c (pass_pre): Likewise.
6611 (pass_fre): Likewise.
6612 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
6613 * tree-ssa-sink.c (pass_sink_code): Likewise.
6614 * tree-stdarg.c (pass_stdarg): Likewise.
6615 * tree-tailcall.c (pass_tail_calls): Likewise.
6616 * tree-vrp.c (pass_vrp): Likewise.
6618 2009-05-10 Ian Lance Taylor <iant@google.com>
6620 * basic-block.h (enum profile_status): Break out of struct
6622 * cgraph.h (struct inline_summary): Break out of struct
6624 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
6625 of struct cgraph_order_sort.
6626 * combine.c (enum undo_kind): New enum, broken out of struct undo.
6627 * cse.c (struct branch_path): Break out of struct
6628 cse_basic_block_data.
6629 * except.h (enum eh_region_type): Break out of struct eh_region.
6630 * gcc.c (enum add_del): Break out of struct modify_target.
6631 * genrecog.c (enum decision_type): Break out of struct decision_test.
6632 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
6634 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
6635 * regmove.c (enum match_use): New enum, broken out of struct match.
6636 * sched-int.h (enum post_call_group): New enum, broken out of
6638 (struct deps_reg): Break out of struct deps.
6639 * target.h (struct asm_int_op): Break out of struct gcc_target.
6640 * tree-eh.c (struct goto_queue_node): Break out of struct
6642 * tree-inline.h (enum copy_body_cge_which): Break out of
6644 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
6646 * c-decl.c (in_struct, struct_types): New static variables.
6647 (pushtag): Add loc parameter. Change all callers.
6648 (lookup_tag): Add ploc parameter. Change all callers.
6649 (check_compound_literal_type): New function.
6650 (parser_xref_tag): Add loc parameter. Change all callers. If
6651 -Wc++-compat, warn about struct/union/enum types defined within a
6653 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
6654 and loc parameters. Change all callers. Change error calls to
6655 error_at, using loc. For a redefinition, if the location of the
6656 original definition is known, report it. Set in_struct and
6657 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
6658 (finish_struct): Add new parameters enclosing_in_struct and
6659 enclosing_struct_types. Change all callers. Set
6660 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
6661 in the struct. If in a struct, add this struct to struct_types.
6662 (start_enum): Add loc parameter. Change all callers. Use
6663 error_at for errors, using loc. For a redefinition, if the
6664 location of the original definition is known, report it. If in a
6665 struct, add this enum type to struct_types. If -Wc++-compat warn
6666 if in sizeof, typeof, or alignof.
6667 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
6668 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
6669 (c_parser_enum_specifier): Get enum location for start_enum.
6670 (c_parser_struct_or_union_specifier): Get struct location for
6671 start_struct. Save in_struct and struct_types status between
6672 start_struct and finish_struct.
6673 (c_parser_cast_expression): Get location of cast.
6674 (c_parser_alignof_expression): Get location of type.
6675 (c_parser_postfix_expression): Likewise.
6676 (c_parser_postfix_expression_after_paren_type): Add type_loc
6677 parameter. Change all callers. Call check_compound_literal_type.
6678 Use type_loc for error about variable size type.
6679 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
6680 of an enum constant from an enum type defined in a struct or union.
6681 (c_cast_expr): Add loc parameter. Change all callers. If
6682 -Wc++-compat, warn about defining a type in a cast.
6683 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
6684 (start_enum, start_struct, finish_struct): Update declarations.
6685 (parser_xref_tag, c_cast_expr): Update declarations.
6686 (check_compound_literal_type): Declare.
6688 2009-05-11 Ben Elliston <bje@au.ibm.com>
6690 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
6691 for recent libcpp interface change.
6692 (rs6000_macro_to_expand): Likewise.
6694 2009-05-10 Michael Matz <matz@suse.de>
6697 * config/arm/arm.c (require_pic_register): Emit on entry edge,
6698 not at entry of function.
6700 2009-05-10 Richard Guenther <rguenther@suse.de>
6702 PR tree-optimization/40081
6704 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6705 using the main variant of the element type. Do not fiddle with
6706 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6708 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
6709 structs with volatile fields.
6711 2009-05-10 Jan Hubicka <jh@suse.cz>
6713 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
6714 (estimate_move_cost): Assert that it does not get called for
6716 (estimate_num_insns): Skip VOID types in argument handling.
6717 (optimize_inline_calls): Delete unreachable blocks and verify that
6720 2009-05-10 Jan Hubicka <jh@suse.cz>
6722 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
6723 * cgraph.c (cgraph_mark_address_taken_node): New function.
6724 (dump_cgraph_node): Dump new flag.
6725 * cgraph.h (struct cgraph_node): Add address_taken.
6726 (cgraph_mark_address_taken_node): New function.
6727 * ipa.c (cgraph_postorder): Prioritize functions with address taken
6728 since new direct calls can be born.
6730 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6732 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
6735 2009-05-10 Jan Hubicka <jh@suse.cz>
6738 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
6740 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
6741 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
6742 * tree-inline.c (copy_bb): Set frequency correctly.
6743 (fold_marked_statements): Update call to
6744 cgraph_update_edges_for_call_stmt.
6746 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6748 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
6749 identifiers in diagnostics.
6750 * config/arm/arm.c (arm_handle_fndecl_attribute,
6751 arm_handle_isr_attribute): Likewise.
6752 * config/avr/avr.c (avr_handle_progmem_attribute,
6753 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
6754 * config/bfin/bfin.c (handle_int_attribute,
6755 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
6756 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
6757 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
6759 * config/darwin.c (darwin_handle_kext_attribute,
6760 darwin_handle_weak_import_attribute): Likewise.
6761 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
6762 h8300_handle_eightbit_data_attribute,
6763 h8300_handle_tiny_data_attribute): Likewise.
6764 * config/i386/i386.c (ix86_handle_cconv_attribute,
6765 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
6766 * config/i386/winnt.c (ix86_handle_shared_attribute,
6767 ix86_handle_selectany_attribute): Likewise.
6768 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
6769 * config/m32c/m32c.c (function_vector_handler): Likewise.
6770 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
6771 m68hc11_handle_fntype_attribute): Likewise.
6772 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
6773 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
6774 * config/mips/mips.c (mips_insert_attributes,
6775 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
6776 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
6777 rs6000_handle_struct_attribute): Likewise.
6778 * config/sh/sh.c (sh_insert_attributes,
6779 sh_handle_resbank_handler_attribute,
6780 sh_handle_interrupt_handler_attribute,
6781 sh2a_handle_function_vector_handler_attribute,
6782 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
6784 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
6785 * config/spu/spu.c (spu_handle_fndecl_attribute,
6786 spu_handle_vector_attribute): Likewise.
6787 * config/stormy16/stormy16.c
6788 (xstormy16_handle_interrupt_attribute): Likewise.
6789 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
6790 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
6792 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6794 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
6795 (pp_translate_identifiers): New.
6796 (pp_identifier): Only conditionally translate identifier to locale
6798 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
6799 (pp_base_tree_identifier): Only conditionally translate identifier
6800 to locale character set.
6801 * c-pretty-print.c (M_): Define.
6802 (pp_c_type_specifier, pp_c_primary_expression): Mark English
6803 fragments for conditional translation with M_.
6804 * tree-pretty-print.c (maybe_init_pretty_print): Disable
6805 identifier translation.
6807 2009-05-10 Richard Guenther <rguenther@suse.de>
6809 PR tree-optimization/40081
6810 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6811 using the main variant of the element type. Do not fiddle with
6812 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6814 2009-05-09 Jan Hubicka <jh@suse.cz>
6817 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
6818 indirect calls; verify cgraph afterwards.
6820 2009-05-09 Jan Hubicka <jh@suse.cz>
6823 * ipa.c (update_inlined_to_pointer): New function.
6824 (cgraph_remove_unreachable_nodes): Use it.
6826 2009-05-09 Jan Hubicka <jh@suse.cz>
6828 * tree-eh.c (struct leh_state): Remove prev_try.
6829 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
6831 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
6832 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
6833 remove_eh_handler_and_replace, foreach_reachable_handler,
6834 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
6835 * except.h (struct eh_region): Remove eh_region_u_cleanup.
6836 (gen_eh_region_cleanup): Update prototype.
6838 2009-05-09 Jan Hubicka <jh@suse.cz>
6841 * except.c (copy_eh_region): Always set prev_try.
6842 (redirect_eh_edge_to_label): Find outer try.
6843 (foreach_reachable_handler): When looking for prev try
6844 handle case where previous try is not going to be taken.
6846 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6848 PR tree-optimization/40049
6849 * tree-vect-stmts.c (vectorizable_operation): If the machine has
6850 only vector/vector shifts, convert the type of the constant to the
6851 appropriate type to avoid building incorrect trees, which
6852 eventually have problems with garbage collection.
6854 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6856 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
6857 -1 for complex floating-point types if honoring signed zeros.
6859 2009-05-08 Jan Hubicka <jh@suse.cz>
6861 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
6862 argument; handle correctly when profile is absent.
6863 (build_cgraph_edges): Update.
6864 (rebuild_cgraph_edges): Update.
6865 * cgraph.c: Do not include varray.h.
6866 (cgraph_set_call_stmt_including_clones): New function.
6867 (cgraph_create_edge_including_clones): Likewise
6868 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
6869 (cgraph_update_edges_for_call_stmt): Handle clones.
6870 (cgraph_remove_node): Handle clone tree.
6871 (cgraph_remove_node_and_inline_clones): New function.
6872 (dump_cgraph_node): Dump clone tree.
6873 (cgraph_clone_node): Handle clone tree.
6874 (clone_function_name): Bring here from tree-inline.c.
6875 (cgraph_create_virtual_clone): New function.
6876 * cgraph.h (ipa_replace_map): Move here from ipa.h.
6877 (cgraph_clone_info): New function.
6878 (strut cgraph_node): Add clone_info and new clone tree pointers.
6879 (cgraph_remove_node_and_inline_clones,
6880 cgraph_set_call_stmt_including_clones,
6881 cgraph_create_edge_including_clones,
6882 cgraph_create_virtual_clone): Declare.
6883 (cgraph_function_versioning): Use VEC argument.
6884 (compute_call_stmt_bb_frequency): Update prototype.
6885 (cgraph_materialize_all_clones): New function.
6886 * ipa-cp.c (ipcp_update_cloned_node): Remove.
6887 (ipcp_create_replace_map): Update to VECtors.
6888 (ipcp_update_callgraph): Use virtual clones.
6889 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
6890 (ipcp_update_profiling): Do not update local profiling.
6891 (ipcp_insert_stage): Use VECtors and virtual clones.
6892 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
6893 (clone_of_p): New function.
6894 (cgraph_preserve_function_body_p): Use clone tree.
6895 (cgraph_optimize): Materialize clones.
6896 (cgraph_function_versioning): Update for VECtors.
6897 (save_inline_function_body): Use clone tree.
6898 (cgraph_materialize_clone): New function.
6899 (cgraph_materialize_all_clones): Likewise.
6900 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
6901 * ipa.c: Include gimple.h.
6902 (cgraph_remove_unreachable_nodes): Use clone tree.
6903 * ipa-prop.c (ipa_note_param_call): Update call to
6904 compute_call_stmt_bb_frequencycall.
6905 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
6906 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
6907 (copy_bb): Handle updating of clone tree; add new edge when new call
6909 (expand_call_inline): Be strict about every call having edge.
6910 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
6911 (delete_unreachable_blocks_update_callgraph): New function.
6912 (tree_function_versioning): Use VECtors; always remove unreachable
6913 blocks and fold conditionals.
6914 * tree-inline.h: Do not include varray.h.
6915 (tree_function_versioning): Remove.
6916 * Makefile.in (GTFILES): Remove tree-inline.c
6917 * passes.c (do_per_function): Do only functions having body.
6918 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
6921 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
6922 Andrew Morrow <acm@google.com>
6925 * c-common.c (c_common_attribute_table): Permit deprecated
6926 attribute to take an optional argument.
6927 (handle_deprecated_attribute): If the optional argument to
6928 __attribute__((deprecated)) is not a string ignore the attribute
6931 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6932 * c-typeck.c (build_component_ref): Likewise.
6933 (build_external_ref): Likewise.
6935 * toplev.c (warn_deprecated_use): Add an attribute argument.
6936 Emit the message associated with __attribute__((deprecated)).
6938 * toplev.h (warn_deprecated_use): Updated.
6940 * doc/extend.texi: Document new optional parameter to
6941 __attribute__((deprecated))
6943 2009-05-08 Michael Eager <eager@eagercon.com>
6945 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6946 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6948 2009-05-08 Richard Guenther <rguenther@suse.de>
6950 PR tree-optimization/40062
6951 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6952 Avoid exponential behavior.
6954 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6956 PR rtl-optimization/33928
6958 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6959 process_uses, build_single_def_use_links): New.
6960 (update_df): Update use_def_ref.
6961 (forward_propagate_into): Use get_def_for_use instead of use-def
6963 (fwprop_init): Call build_single_def_use_links and let it initialize
6965 (fwprop_done): Free use_def_ref.
6966 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6967 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6968 df_rd_simulate_one_insn): New.
6969 (df_rd_bb_local_compute_process_def): Update head comment.
6970 (df_chain_create_bb): Use the new RD simulation functions.
6971 * df.h (df_rd_simulate_artificial_defs_at_top,
6972 df_rd_simulate_one_insn): New.
6973 * opts.c (decode_options): Enable fwprop at -O1.
6974 * doc/invoke.texi (-fforward-propagate): Document this.
6976 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6979 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6980 and one complex operand specially.
6981 * tree-complex.c (some_nonzerop): Do not identify a real value as
6982 zero if flag_signed_zeros.
6984 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6986 PR rtl-optimization/33928
6987 * loop-invariant.c (record_use): Fix && vs. || mishap.
6989 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6991 PR rtl-optimization/33928
6992 * loop-invariant.c (struct use): Add addr_use_p.
6993 (struct def): Add n_addr_uses.
6994 (struct invariant): Add cheap_address.
6995 (create_new_invariant): Set cheap_address.
6996 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6997 (record_uses): Pass df_ref to record_use.
6998 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7001 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7003 * config/sh/sh.c: Do not include c-pragma.h.
7005 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7007 * config/spu/spu.c: Remove include of c-common.h.
7009 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7012 * c-common.h (mark_valid_location_for_stdc_pragma,
7013 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7014 clear_float_const_decimal64, float_const_decimal64_p): New.
7015 * c.opt (Wunsuffixed-float-constants): New.
7016 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7017 unsuffixed float constant, handle new warning.
7018 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7019 * c-decl.c (c_scope): New flag float_const_decimal64.
7020 (set_float_const_decimal64, clear_float_const_decimal64,
7021 float_const_decimal64_p): New.
7022 (push_scope): Set new flag.
7023 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7024 to use STDC pragmas.
7025 (c_parser_external_declaration): Ditto.
7026 (c_parser_compound_statement_nostart): Ditto.
7027 * c-pragma.c (valid_location_for_stdc_pragma,
7028 mark_valid_location_for_stdc_pragma,
7029 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7030 handle_pragma_float_const_decimal64): New.
7031 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7032 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7033 set_float_const_decimal64, clear_float_const_decimal64,
7034 float_const_decimal64_p): New dummy functions.
7035 * doc/extend.texi (Decimal Float): Remove statement that the
7036 pragma, and suffix for double constants, are not supported.
7037 * doc/invoke.texi (Warning Options): List new option.
7038 (-Wunsuffixed-float-constants): New.
7040 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7042 * config/i386/i386.c: Do not include c-common.h.
7044 2009-05-07 Mark Heffernan <meheff@google.com>
7046 * doc/invoke.texi (Debugging Options): Document change of debugging
7048 * opts.c (decode_options): Make dump_base_name relative to
7049 aux_base_name directory.
7051 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7053 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7054 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7056 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7058 * Makefile.in (install-plugin): Simplify a bit.
7060 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7062 * Makefile.in (OBJS-common): Add regcprop.o.
7064 * timevar.def (TV_CPROP_REGISTERS): New.
7065 * regrename.c (regrename_optimize): Return 0.
7066 (rest_of_handle_regrename): Delete.
7067 (pass_rename_registers): Point to regrename_optimize.
7068 (struct value_data_entry, struct value_data,
7069 kill_value_one_regno, kill_value_regno, kill_value,
7070 set_value_regno, init_value_data, kill_clobbered_value,
7071 kill_set_value, kill_autoinc_value, copy_value,
7072 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7073 replace_oldest_value_reg, replace_oldest_value_addr,
7074 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7075 debug_value_data, validate_value_data): Move...
7076 * regcprop.c: ... here.
7077 (rest_of_handle_cprop): Delete.
7078 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7080 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7083 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7084 GEN_INT for 1 << bitnum.
7085 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7088 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7090 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7091 Remove wrong description of "nand" operation.
7093 2009-05-06 Richard Guenther <rguenther@suse.de>
7094 Adam Nemet <anemet@caviumnetworks.com>
7096 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7097 comment. Add that if LHS is not a gimple register, then RHS1 has
7098 to be a single object (GIMPLE_SINGLE_RHS).
7100 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7102 * expr.c (get_def_for_expr): Move it up in the file.
7103 (store_field): When expanding a bit-field store, look at the
7104 defining gimple stmt for the masking conversion.
7106 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7109 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7110 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7111 32-bit memcpy into long.
7113 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7115 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7116 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7118 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7119 instead of appending DW_OP_deref*.
7121 2009-05-06 Michael Matz <matz@suse.de>
7124 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7125 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7127 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7129 * Makefile.in (install-plugin): Fix srcdir handling.
7131 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7133 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7134 when processing for not_regs_needed bitmap.
7135 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7136 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7137 handling it for rhs.
7139 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7141 * config/i386/i386.md (unnamed inc/dec peephole): Use
7142 optimize_insn_for_size_p instead of optimize_size.
7143 * config/i386/predicates.md (incdec_operand): Likewise.
7144 (aligned_operand): Likewise.
7145 * config/i386/sse.md (divv8sf3): Likewise.
7146 (sqrtv8sf2): Likewise.
7148 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7150 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7152 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7154 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7156 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7157 ssemodesuffixf2c with avxmodesuffixf2c.
7159 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7162 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7164 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7166 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7167 (struct tree_base): Adjust spacing for 8 bit boundaries.
7168 (struct tree_decl_common): Add decl_by_reference_flag bit.
7169 (DECL_BY_REFERENCE): Adjust.
7170 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7171 print DECL_BY_REFERENCE bit.
7172 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7173 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7174 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7175 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7179 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7180 range of the type, but default label is missing, add it with one
7181 of the existing labels instead of adding a new label for it.
7183 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7187 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7189 * Makefile.in (enable_plugin, plugin_includedir): New.
7190 (install): Depend on install-plugin.
7191 (PLUGIN_HEADERS): New.
7192 (install-plugin): New.
7193 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7195 2009-05-05 Richard Guenther <rguenther@suse.de>
7197 PR tree-optimization/40022
7198 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7200 (phivn_valid_p): Fix tuplification error, simplify.
7201 (phiprop_insert_phi): Add dumps.
7202 (propagate_with_phi): Simplify.
7204 2009-05-05 Richard Guenther <rguenther@suse.de>
7207 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7209 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7211 * tree.h (strip_float_extensions): Remove duplicate declaration.
7212 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7213 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7214 block_ultimate_origin): Rearrange the declarations line to match the
7215 comment that indicates the .c file which the functions are defined.
7216 (dwarf2out_*, set_decl_rtl): Add comment.
7217 (get_base_address): Adjust comment.
7218 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7219 declarations line and add comment.
7220 (is_builtin_name): Add blank after function name, for clarity.
7222 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7224 * attribs.c (decl_attributes): Use %qE for identifiers in
7226 * cgraphunit.c (verify_cgraph_node): Translate function names to
7227 locale character set in diagnostics.
7228 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7230 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7231 Document that functions are named in UTF-8.
7232 * expr.c (expand_expr_real_1): Translate function names to locale
7233 character set in diagnostics.
7234 * gimplify.c (omp_notice_variable, omp_is_private,
7235 gimplify_scan_omp_clauses): Use %qE for identifiers in
7237 * langhooks.c (lhd_print_error_function): Translate function names
7238 to locale character set.
7239 * langhooks.h (decl_printable_name): Document that return value is
7240 in internal character set.
7241 * stmt.c: Include pretty-print.h
7242 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7244 (resolve_operand_name_1): Translate named operand name to locale
7246 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7248 * toplev.c (announce_function): Translate function names to locale
7250 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7251 (default_tree_printer): Use pp_identifier or translate identifiers
7252 to locale character set. Mark "<anonymous>" for translation.
7253 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7254 for identifiers in diagnostics.
7255 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7257 * varasm.c (output_constructor): Use %qE for identifiers in
7260 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7262 * configure.ac: use ` ` instead of $()
7263 * configure: Regenerate.
7265 2009-05-05 Ben Elliston <bje@au.ibm.com>
7267 * config/pa/linux-atomic.c: Eliminate conditional include of
7268 errno.h on non-LP64 systems to simplify build requirements.
7270 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7272 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7274 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7275 and pass value to identifier_to_locale.
7276 (warn_variable_length_array): Make name a tree.
7277 (grokdeclarator): Separate diagnostic texts for named and unnamed
7278 declarators. Use %qE for named declarators.
7279 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7281 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7282 identifiers in diagnostics.
7283 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7284 identifier_to_locale. Mark "anonymous" strings for translation.
7286 2009-05-04 Michael Eager <eager@eagercon.com>
7288 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7289 address for DImode/DFmode only if double-precision FP regs.
7291 2009-05-04 Michael Eager <eager@eagercon.com>
7293 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7294 TARGET_SINGLE_FLOAT check.
7296 2009-05-04 Michael Eager <eager@eagercon.com>
7298 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7300 2009-05-04 Michael Eager <eager@eagercon.com>
7302 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7303 * config/rs6000/t-xilinx: New
7305 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7307 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7308 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7309 * gcc/explow.c (memory_address): Use target hook.
7310 * gcc/targhooks.c (default_legitimize_address): New.
7311 * gcc/targhooks.h (default_legitimize_address): New.
7312 * gcc/target.h (legitimize_address): New.
7313 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7314 (TARGET_INITIALIZER): Include it.
7315 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7317 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7318 * config/bfin/bfin.c (legitimize_address): Remove.
7319 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7320 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7322 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7323 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7325 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7326 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7327 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7328 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7329 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7330 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7331 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7332 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7333 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7334 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7335 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7336 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7337 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7338 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7339 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7340 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7341 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7342 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7343 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7344 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7345 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7346 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7347 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7349 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7350 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7351 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7352 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7353 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7354 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7355 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7356 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7357 (thumb_legitimize_address): Delete.
7358 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7359 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7360 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7361 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7362 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7363 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7365 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7368 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7369 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7370 * config/m32r/m32r.c (m32r_legitimize_address): New.
7371 * config/m68k/m68k.c (m68k_legitimize_address): New.
7372 * config/score/score.c (score_legitimize_address): Standardize.
7373 * config/score/score3.c (score3_legitimize_address): Standardize.
7374 * config/score/score3.h (score3_legitimize_address): Adjust.
7375 * config/score/score7.c (score7_legitimize_address): Standardize.
7376 * config/score/score7.h (score7_legitimize_address): Adjust.
7377 * config/sh/sh.c (sh_legitimize_address): New.
7378 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7380 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7381 (s390_legitimize_address): ... this.
7382 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7383 (sparc_legitimize_address): ... this.
7384 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7385 (ix86_legitimize_address): ... this.
7386 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7387 (avr_legitimize_address): ... this.
7388 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7389 (mn10300_legitimize_address): ... this.
7390 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7391 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7392 (alpha_expand_mov): Adjust call.
7394 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7395 * config/spu/spu.c (spu_legitimize_address): Likewise.
7396 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7397 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7399 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7401 * intl.c (locale_encoding, locale_utf8): New.
7402 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7403 * intl.h (locale_encoding, locale_utf8): Declare.
7404 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7405 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7407 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7409 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7410 (pp_base_tree_identifier): Declare as function.
7411 (identifier_to_locale): Declare.
7412 * Makefile.in (pretty-print.o): Update dependencies.
7413 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7415 2009-05-04 Richard Guenther <rguenther@suse.de>
7418 * builtins.c (fold_builtin_memory_op): Do not decay to element
7419 type if the size matches the whole array.
7421 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7423 * expmed.c (synth_mult): When trying out a shift, pass the result
7426 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7428 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7429 (shiftsub1_cost): New.
7430 (init_expmed): Compute shiftsub1_cost.
7431 (synth_mult): Optimize multiplications by constants of the form
7432 -(2^^m-1) for some constant positive integer m.
7434 2009-05-03 Richard Guenther <rguenther@suse.de>
7437 * c-typeck.c (array_to_pointer_conversion): Do not built
7438 ADDR_EXPRs of arrays of pointer-to-element type.
7439 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7440 up wrong ADDR_EXPRs after-the-fact.
7441 * c-common.c (strict_aliasing_warning): Strip pointer
7442 conversions for obtaining the original type.
7443 * builtins.c (fold_builtin_memset): Handle array types.
7444 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7447 2009-05-03 Richard Guenther <rguenther@suse.de>
7450 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7451 Do not lose casts from array types with unknown extent to array
7452 types with known extent.
7453 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7454 alias set compatibility.
7456 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7458 * flags.h (extra_warnings): Delete.
7459 * toplev.c (process_options): Handle Wuninitialized here.
7460 * opts.c (extra_warnings): Delete.
7461 (set_Wextra): Delete.
7462 (common_handle_option): -Wextra can be handled automatically.
7463 * c-opts.c (c_common_handle_option): Delete obsolete code.
7464 (c_common_post_options): Simplify comment.
7465 * common.opt (W): Add Var.
7467 (Wuninitialized): Initialize to -1.
7469 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7470 Richard Guenther <rguenther@suse.de>
7472 * expr.c (get_def_for_expr): New function.
7473 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7474 SSA rather than trees.
7475 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7476 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7478 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7480 * c-common.c (reswords): Add _Imaginary.
7481 * c-common.c (enum rid): Add RID_IMAGINARY.
7483 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7485 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7486 Patch by Richard Guenther.
7488 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7490 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7491 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7492 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7493 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7494 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7495 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7496 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7497 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7498 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7499 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7500 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7501 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7502 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7503 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7504 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7505 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7506 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7507 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7509 2009-05-02 Richard Guenther <rguenther@suse.de>
7511 PR tree-optimization/39940
7512 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7515 2009-05-02 Richard Guenther <rguenther@suse.de>
7518 * tree-ssa.c (execute_update_addresses_taken): Properly check
7519 if we can mark a variable DECL_GIMPLE_REG_P.
7520 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7521 back to the end of the function.
7522 (is_gimple_reg_type): Remove complex type special casing.
7523 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7526 2009-05-02 Ben Elliston <bje@au.ibm.com>
7528 * doc/collect2.texi (Collect2): Document search path behaviour
7529 when configured with --with-ld.
7531 2009-05-02 Jan Hubicka <jh@suse.cz>
7533 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7534 parameter; update callers.
7535 (coalesce_cost_edge): EH edges are costier because they needs
7536 splitting even if not critical and even more costier when there are
7537 multiple EH predecestors.
7539 2009-05-02 Jan Hubicka <jh@suse.cz>
7541 * except.c (remove_eh_handler_and_replace): Handle updating after
7542 removing TRY blocks.
7544 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7546 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7548 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7550 * varasm.c: Do not include c-pragma.h.
7551 * attribs.c: Do not incude c-common.h.
7553 2009-05-01 Michael Matz <matz@suse.de>
7555 * calls.c (initialize_argument_information): Handle SSA names like
7556 decls with a non MEM_P DECL_RTL.
7558 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7560 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7561 * ipa-utils.c: Likewise.
7562 * ipa-type-escape.c: Likewise.
7563 * cgraphunit.c Do not include c-common.h.
7564 * ipa-pure-const.c: Likewise.
7565 * tree-if-conv.c: Likewise.
7566 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7567 * ipa-struct-reorg.c: Likewise.
7568 * tree-nomudflap.c: Likewise.
7569 * tree-ssa-structalias.c: Likewise.
7571 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7573 * store-motion.c: Many cleanups to make this pass a first-class
7574 citizen instead of an appendix to gcse load motion. Add TODO list
7575 to make this pass faster/cleaner/better.
7577 (struct ls_expr): Post gcse.c-split cleanups.
7578 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
7579 "stores" field to "avail_stores".
7580 (pre_ldst_mems): Rename to store_motion_mems.
7581 (pre_ldst_table): Rename to store_motion_mems_table.
7582 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
7583 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
7584 (ldst_entry): Rename to st_expr_entry, update users.
7585 (free_ldst_entry): Rename to free_st_expr_entry, update users.
7586 (free_ldst_mems): Rename to free_store_motion_mems, update users.
7587 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
7589 (first_ls_expr): Rename to first_st_expr, update users.
7590 (next_ls_expr): Rename to next_st_expr, update users.
7591 (print_ldst_list): Rename to print_store_motion_mems. Print names of
7592 fields properly for store motion instead of names inherited from load
7594 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
7595 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
7598 (ae_kill): Rename to st_kill, update users.
7599 (ae_gen): Rename to st_avloc, update users.
7600 (transp): Rename to st_transp, update users.
7601 (pre_insert_map): Rename to st_insert_map, update users.
7602 (pre_delete_map): Rename to st_delete_map, update users.
7603 (insert_store, build_store_vectors, free_store_memory,
7604 one_store_motion_pass): Update for abovementioned changes.
7606 (gcse_subst_count, gcse_create_count): Remove.
7607 (one_store_motion_pass): New statistics counters "n_stores_deleted"
7608 and "n_stores_created", local variables.
7610 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
7613 (regvec, compute_store_table_current_insn): Remove.
7614 (reg_set_info, reg_clear_last_set): Remove.
7615 (compute_store_table): Use DF caches instead of local dataflow
7618 2009-05-01 Joseph Myers <joseph@codesourcery.com>
7620 * c-objc-common.c (c_tree_printer): Print identifiers with
7621 pp_identifier, not pp_string. Mark "({anonymous})" for
7623 * c-pretty-print.c (pp_c_ws_string): New.
7624 (pp_c_cv_qualifier, pp_c_type_specifier,
7625 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
7626 pp_c_storage_class_specifier, pp_c_function_specifier,
7627 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
7628 pp_c_primary_expression, pp_c_postfix_expression,
7629 pp_c_unary_expression, pp_c_shift_expression,
7630 pp_c_relational_expression, pp_c_equality_expression,
7631 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
7632 use pp_string and pp_c_ws_string in place of pp_identifier and
7633 pp_c_identifier for non-identifiers. Mark English strings for
7635 * c-pretty-print.h (pp_c_ws_string): Declare.
7637 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
7638 Roland McGrath <roland@redhat.com>
7640 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
7641 (ENABLE_LD_BUILDID): New configuration option.
7642 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
7643 (LINK_BUILDID_SPEC): New macro.
7644 (init_spec): If defined, prepend it between LINK_EH_SPEC and
7646 * doc/install.texi: Document --enable-linker-build-id option.
7647 * configure: Rebuild.
7648 * config.in: Rebuild.
7650 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
7652 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
7653 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
7654 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
7655 MIPS_GP_SAVE_AREA_SIZE.
7656 * config/mips/mips.c (struct mips_frame_info): Update comment
7657 before arg_pointer_offset and hard_frame_pointer_offset.
7658 (mips_compute_frame_info): Update diagram before function: to
7659 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
7660 indicate the position of frame_pointer_rtx with -fstack-protector and
7661 to show args_size. Don't allocate cprestore area for leaf functions
7662 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
7664 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
7666 2009-04-30 Michael Matz <matz@suse.de>
7668 PR tree-optimization/39955
7669 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
7671 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
7673 * ira.c (setup_cover_and_important_classes): Use safe macro
7674 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
7676 * genpreds.c (write_tm_preds_h): Output suitable definition of
7677 REG_CLASS_FOR_CONSTRAINT.
7679 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7681 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
7683 * bitmap.c (bitmap_descriptor): Likewise.
7684 * ggc-common.c (loc_descriptor): Likewise.
7685 * varray.c (varray_descriptor): Likewise.
7686 * vec.c (vec_descriptor): Likewise.
7688 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
7690 * Makefile.in (dce.o): Add $(EXCEPT_H).
7691 * dce.c: Include except.h and delete redundant vector definitions.
7692 (deletable_insn_p): Return false for non-call insns that can throw
7695 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
7697 * gcse.c (ae_gen): Remove.
7698 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
7699 and make non-static function to make it available in store-motion.c.
7700 Update call sites with search-and-replace.
7701 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
7702 extract_mentioned_regs, extract_mentioned_regs_helper,
7703 find_moveable_store, compute_store_table, load_kills_store, find_loads,
7704 store_killed_in_insn, store_killed_after, store_killed_before,
7705 build_store_vectors, insert_insn_start_basic_block, insert-store,
7706 remove_reachable_equiv_notes, replace_store_insn, delete_store,
7707 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
7708 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
7709 * store-motion.c: ...new file. Also copy data structures from gcse.c
7710 and clean up to remove parts not used by store motion.
7711 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
7712 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
7714 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7717 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
7718 when optimizing for size.
7720 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
7722 * gcse.c (gcse_constant_p): Fix typo in last change.
7724 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7726 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
7728 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
7730 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
7732 2009-04-29 James E. Wilson <wilson@codesourcery.com>
7734 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
7735 CONST_HIGH_PART result.
7737 2009-04-29 Anatoly Sokolov <aesok@post.ru>
7739 * config/avr/avr.c (initial_elimination_offset): Rename to
7740 avr_initial_elimination_offset.
7741 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
7742 change return type to bool.
7743 (avr_can_eliminate): New function.
7744 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
7745 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
7746 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
7747 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
7748 avr_initial_elimination_offset.
7749 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
7750 (avr_initial_elimination_offset): Define.
7752 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
7753 Steven Bosscher <steven@gcc.gnu.org>
7755 PR rtl-optimization/39938
7756 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
7757 * cfgrtl.c: Include insn-attr.h.
7758 (rest_of_pass_free_cfg): New function.
7759 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
7760 * resource.c (init_resource_info): Remove call to df_analyze.
7762 2009-04-29 Richard Guenther <rguenther@suse.de>
7765 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
7766 allow conversion to signed integers.
7768 2009-04-29 Richard Guenther <rguenther@suse.de>
7770 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
7771 shifts of floating point vectors if the shift amount is
7772 a constant multiple of the element size.
7774 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
7775 Michael Matz <matz@suse.de>
7779 * tree-outof-ssa.c (emit_partition_copy): New function.
7780 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7781 insert_part_to_rtx_on_edge): Perform the partition base var
7782 copy using emit_partition_copy.
7783 (insert_value_copy_on_edge): Convert constants to the right mode.
7784 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
7785 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
7787 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7789 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
7790 scan backwards to try to find a constant to initialize it.
7792 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
7793 insn before the loop_end instruction, don't look past labels.
7795 2009-04-29 Richard Guenther <rguenther@suse.de>
7798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
7799 loose type conversions.
7800 (forward_propagate_addr_expr): Fix tuplification bug. Remove
7801 stmts only if there are no uses of its definition.
7803 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7805 * config/bfin/bfin.h (splitting_loops): Declare.
7806 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
7807 Reorder bit definitions to be ascending.
7808 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
7809 * config/bfin/bfin.c (splitting_loops): New variable.
7810 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
7811 (struct loop_info): Remove members INIT and LOOP_INIT.
7812 (bfin_optimize_loop): Don't set them. Reorder the code that generates
7813 the LSETUP sequence. Allow LC to be loaded from any register, but
7814 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
7815 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
7817 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
7818 of reload_completed.
7821 * config/bfin/bfin.md (movsi_insn): Refine constraints.
7823 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
7825 * Makefile.in (PLUGIN_VERSION_H): New.
7826 (OBJS-common): Remove plugin-version.o.
7827 (plugin.o): Depend on (PLUGIN_VERSION_H).
7828 (plugin-version.o): Remove.
7829 * configure: Regenerate
7830 * configure.ac: Create plugin-version.h.
7831 * gcc-plugin.h (plugin_gcc_version): Remove.
7832 (plugin_default_version_check): Change signature.
7833 * plugin-version.c: Remove.
7834 * plugin.c: Include plugin-version.h.
7835 (str_plugin_gcc_version_name): Remove.
7836 (try_init_one_plugin): Pass gcc version to plugin_init.
7837 (plugin_default_version_check): Both gcc and plugin versions are now
7840 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7842 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
7843 problematic last insns. Test for TYPE_CALL rather than CALL_P.
7844 Remove special case testing for last insn of inner loops. Don't fail
7845 if the loop ends with a jump, emit an extra nop instead.
7847 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
7848 DREGS rather than comparing directly. Remove code that tries to
7849 account for latencies.
7851 2009-04-29 Richard Guenther <rguenther@suse.de>
7853 PR tree-optimization/39941
7854 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
7855 eliminating an indirect call.
7857 2009-04-29 Richard Guenther <rguenther@suse.de>
7859 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
7860 parameter. Allow invariants as base if !require_lvalue.
7861 (verify_gimple_assign_single): Adjust.
7863 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7865 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
7866 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
7867 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
7868 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
7869 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
7871 * config/bfin/bfin.c (bfin_expand_builtin,
7872 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
7874 2009-04-28 Richard Guenther <rguenther@suse.de>
7876 * tree-vect-loop.c (get_initial_def_for_induction): Use
7877 correct types for pointer increment.
7879 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7881 * toplev.c (print_version): Update GMP version string calculation.
7883 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
7885 PR rtl-optimization/39938
7886 * resource.c (init_resource_info): Add call to df_analyze.
7888 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7890 * config/alpha/alpha.md (usegp): Cast the result of
7891 alpha_find_lo_sum_using_gp to enum attr_usegp.
7892 * config/alpha/alpha.c (override_options): Remove end-of-structure
7893 marker element from cpu_table. Use array size of cpu_table to handle
7894 -mcpu and -mtune options.
7895 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
7897 2009-04-28 Joseph Myers <joseph@codesourcery.com>
7899 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
7900 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
7901 tune_32 and tune_64.
7902 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7904 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
7905 * config/rs6000/option-defaults.h: ... here. New file.
7906 (OPT_64, OPT_32): Define.
7907 (MASK_64BIT): Define to 0 if not already defined.
7908 (OPT_ARCH64, OPT_ARCH32): Define.
7909 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
7912 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7914 * config/arm/arm.c (arm_override_options): Emit error on using
7917 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7919 PR rtl-optimization/39914
7920 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7921 registers for allocnos created from user-defined variables only
7922 when not optimizing.
7924 2009-04-28 Richard Guenther <rguenther@suse.de>
7927 * fold-const.c (fold_binary): Use distribute_real_division only
7930 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7932 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7933 add hpux-stdint.h to tm_file.
7934 (hppa[12]*-*-hpux11*): Ditto.
7935 (ia64*-*-hpux*): Ditto.
7936 * config/hpux-stdint.h: New.
7937 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7938 __STDC_EXT__ for all compiles.
7939 * config/pa/pa-hpux.h: Ditto.
7940 * config/pa/pa-hpux10.h: Ditto.
7941 * config/pa/pa-hpux11.h: Ditto.
7943 2009-04-28 Catherine Moore <clm@codesourcery.com>
7945 * debug.h (set_name): Add comment.
7947 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7950 * config/darwin.c (machopic_gen_offset): Check
7951 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7952 * config/arm/arm.c (require_pic_register): Likewise.
7954 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7956 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7957 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7958 m32c_promote_prototypes): Delete.
7960 2009-04-28 Michael Matz <matz@suse.de>
7963 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7966 2009-04-28 Richard Guenther <rguenther@suse.de>
7968 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7970 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7972 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7973 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7974 * config/arm/arm-tune.md: Regenerate.
7976 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7978 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7979 block if there are complex incoming edges.
7980 (sel_merge_blocks): Remove useless assert.
7981 (sel_redirect_edge_and_branch): Check that edge was redirected.
7982 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7983 (sel_find_rgns): Delete declaration.
7984 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7985 the region when it is not a preheader.
7987 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7990 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7992 2009-04-28 Richard Guenther <rguenther@suse.de>
7994 * tree.h (SSA_NAME_VALUE): Remove.
7995 (struct tree_ssa_name): Remove value_handle member.
7996 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7997 array for jump threading.
7998 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8000 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8001 * tree-flow.h (threadedge_initialize_values): Declare.
8002 (threadedge_finalize_values): Likewise.
8003 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8004 (SSA_NAME_VALUE): Define.
8005 (threadedge_initialize_values): New function.
8006 (threadedge_finalize_values): Likewise.
8007 * tree-ssa-dom.c (ssa_name_values): New global variable.
8008 (SSA_NAME_VALUE): Define.
8009 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8011 2009-04-28 Ira Rosen <irar@il.ibm.com>
8013 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8014 Use REPORT_VECTORIZED_LOCATIONS instead
8015 REPORT_VECTORIZED_LOOPS.
8016 * tree-vectorizer.c (vect_verbosity_level): Make static.
8017 (vect_loop_location): Rename to vect_location.
8018 (vect_set_verbosity_level): Update comment.
8019 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8021 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8022 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8023 instead REPORT_UNVECTORIZED_LOOPS.
8024 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8025 and vect_loop_def to vect_external_def and vect_internal_def.
8026 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8027 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8028 REPORT_UNVECTORIZED_LOCATIONS.
8029 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8030 and vect_used_in_loop and to vect_unused_in_scope and
8032 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8033 (vect_verbosity_level): Remove declaration.
8034 (vect_analyze_operations): Likewise.
8035 (vect_analyze_stmt): Declare.
8036 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8037 REPORT_UNVECTORIZED_LOCATIONS.
8038 (vect_get_loop_niters): Fix indentation.
8039 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8040 (vect_analyze_loop_operations): New function.
8041 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8042 vect_analyze_operations.
8043 (vect_is_simple_reduction): Use new names.
8044 (vectorizable_live_operation, vect_transform_loop): Likewise.
8045 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8046 to specify whether the data references can be a part of interleaving
8048 (vect_analyze_data_ref_dependence): Use new names.
8049 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8050 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8051 * tree-vect-patterns.c (widened_name_p): Use new names.
8052 (vect_recog_dot_prod_pattern): Likewise.
8053 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8054 (process_use, vect_mark_stmts_to_be_vectorized,
8055 vect_model_simple_cost, vect_model_store_cost,
8056 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8057 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8058 vectorizable_operation, vectorizable_type_demotion,
8059 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8060 vectorizable_condition): Likewise.
8061 (vect_analyze_operations): Split into vect_analyze_loop_operations
8063 (vect_analyze_stmt): ... new function.
8064 (new_stmt_vec_info): Use new names.
8065 (vect_is_simple_use): Use new names and fix comment.
8066 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8067 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8069 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8072 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8073 and integer modes for x87 operands. Do not ICE for unsupported size,
8074 generate error instead. Generate error for unsupported operand types.
8075 ['z']: Do not handle HImode memory operands specially. Warning
8076 for floating-point operands. Fallthru to 'Z' for unsupported operand
8077 types. Do not ICE for unsupported size, generate error instead.
8078 (output_387_binary_op): Use %Z to output operands.
8079 (output_fp_compare): Ditto.
8080 (output_387_reg_move): Ditto.
8082 2009-04-28 Ben Elliston <bje@au.ibm.com>
8087 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8089 * builtins.c (c_strlen): Do not warn here.
8090 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8091 * c-common.c (pointer_int_sum): Take an explicit location.
8092 Warn about offsets out of bounds.
8093 * c-common.h (pointer_int_sum): Adjust declaration.
8095 2009-04-27 Ian Lance Taylor <iant@google.com>
8097 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8099 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8100 * df-core.c (df_set_flags): Change return type to int. Change
8101 type of old_flags to int.
8102 (df_clear_flags): Likewise.
8103 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8104 (df_get_conditional_uses): Likewise.
8105 * df.h (df_set_flags, df_clear_flags): Update declarations.
8106 * dwarf2out.c (struct indirect_string_node): Change type of form
8107 field to enum dwarf_form.
8108 (AT_string_form): Change return type to enum dwarf_form.
8109 * fixed-value.c (fixed_compare): Add cast to enum type.
8110 * fwprop.c (update_df): Change 0 to VOIDmode.
8111 * gensupport.c: Change 0 to UNKNOWN.
8112 * gimple.h (gimple_cond_code): Add cast to enum type.
8113 * haifa-sched.c (reemit_notes): Add cast to enum type.
8114 * hooks.c (hook_int_void_no_regs): Remove function.
8115 * hooks.h (hook_int_void_no_regs): Remove declaration.
8116 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8117 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8118 * real.c (real_arithmetic): Add cast to enum type.
8119 (real_compare): Likewise.
8120 * target.h (struct gcc_target): Change return type of
8121 branch_target_register_class to enum reg_class.
8122 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8123 default_branch_target_register_class.
8124 * targhooks.c (default_branch_target_register_class): New function.
8125 * targhooks.h (default_branch_target_register_class): Declare.
8126 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8127 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8129 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8131 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8132 vect_uninitialized_def. Change 0 to ERROR_MARK.
8133 * tree-vect-stmts.c (supportable_widening_operation): Don't
8134 initialize icode1 and icode2.
8135 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8136 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8138 (cmn_err_flag_specs): Change 0 to STD_C89.
8139 (cmn_err_char_table): Likewise.
8140 * config/arm/arm.c (get_arm_condition_code): Change type of code
8141 to enum arm_cond_code.
8142 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8143 (IWMMXT_BUILTIN2): Likewise.
8144 (neon_builtin_type_bits): Don't define typedef.
8145 (neon_builtin_datum): Change type of bits field to int.
8146 (arm_expand_neon_args): Add cast to enum type.
8147 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8149 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8151 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8153 * config/mips/mips.md (jal_macro): Return enum constant.
8154 (single_insn): Likewise.
8155 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8157 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8159 * config/s390/s390.c (s390_tune_flags): Change type to int.
8160 (s390_arch_flags): Likewise.
8161 (s390_handle_arch_option): Change flags field of struct pta to int.
8162 * config/s390/s390.h (s390_tune_flags): Update declaration.
8163 (s390_arch_flags): Likewise.
8164 * config/sh/sh.c (prepare_move_operands): Compare
8165 tls_symbolic_operand result with enum constant.
8166 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8167 (sh_expand_prologue): Add cast to enum type.
8168 (sh_expand_epilogue): Likewise.
8169 (tls_symbolic_operand): Change return type to enum tls_model.
8170 (fpscr_set_from_mem): Add cast to enum type.
8171 (legitimize_pic_address): Compare tls_symbolic_operand result with
8173 (sh_target_reg_class): Change return type to enum reg_class.
8174 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8176 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8177 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8178 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8179 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8180 (delayed_branch, tls_call_delay): Likewise.
8181 (eligible_for_sibcall_delay): Likewise.
8182 (eligible_for_return_delay): Likewise.
8183 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8184 (spu_expand_builtin_1): Likewise.
8186 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8187 for all types of conversions.
8188 (output_init_element): Issue -Wc++-compat warning if needed when
8189 initializing a bitfield with enum type.
8190 * c-parser.c (c_parser_expression): Set original_type to
8191 original_type of right hand operand of comman operator.
8193 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8195 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8197 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8198 * doc/cpp.texi (Standard Predefined Macros)
8199 (Implementation-defined behavior): Likewise.
8200 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8201 * doc/gimple.texi (GIMPLE Exception Handling)
8202 (@code{GIMPLE_ASSIGN}): Likewise.
8203 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8204 * doc/invoke.texi (Warning Options, Optimize Options)
8205 (AVR Options, Darwin Options): Likewise.
8206 (Optimize Options): Reformulate -fwhole-program description.
8207 * doc/loop.texi (Lambda): Likewise.
8208 * doc/md.texi (Output Template, Define Constraints)
8209 (Standard Names, Insn Splitting): Likewise.
8210 * doc/options.texi (Option properties): Likewise.
8211 * doc/passes.texi (Tree-SSA passes): Likewise.
8212 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8213 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8214 (File Names and DBX): Likewise.
8215 * doc/trouble.texi (Incompatibilities): Likewise.
8217 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8219 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8220 instruction is correct.
8222 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8224 Allow non-constant arguments to conversion intrinsics.
8225 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8226 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8227 * spu.c (print_operand): Handle 'v' and 'w'.
8228 (exp2_immediate_p, spu_gen_exp2): Define.
8229 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8230 spu_convtf_1): Update parameter descriptions.
8231 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8232 * constraints.md ('v', 'w'): New.
8233 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8235 (i2f, I2F): New define_mode_attr.
8236 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8237 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8238 fixuns_truncv4sfv4si2): Update to use mode attribute.
8239 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8240 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8241 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8242 patterns for combine.
8244 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8246 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8247 (cprop, hoist, pre, store_motion): New debug counters.
8248 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8249 is not an RTL pass anymore.
8250 (pass_profiling): Remove extern decl for pass removed in 2005.
8251 (pass_gcse, pass_jump_bypass): Remove.
8252 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8253 to 0 for clean state.
8254 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8255 * cse.c (gate_handle_cse_after_global_opts,
8256 rest_of_handle_cse_after_global_opts): New functions.
8257 (pass_cse_after_global_opts): New pass, does local CSE.
8258 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8259 (TV_CPROP): New timevar.
8260 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8261 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8262 (gcse_main, recompute_all_luids): Remove.
8263 (compute_hash_table_work): Call max_reg_num instead of reading
8265 (cprop_jump): Don't set run_jump_opt_after_gcse.
8266 (constprop_register): Always allow to alter jumps.
8267 (cprop_insn): Likewise.
8268 (do_local_cprop): Likewise.
8269 (local_cprop_pass): Likewise. Return non-zero if something changed.
8270 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8271 (find_implicit_sets): Add note about missed optimization opportunity.
8272 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8273 pass_rtl_cprop execute function.
8274 Don't bother tracking the pass number, each pass gets its own dumpfile
8276 Always allow to alter jumpsand bypass jumps.
8277 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8278 will just find no suitable set.
8279 (pre_edge_insert): Fix dumping, this function is for PRE only.
8280 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8281 pass_rtl_pre execute function.
8282 (hoist_code): Return non-zero if something changed. Keep track of
8283 substitutions and insertions for statistics gathering similar to PRE.
8284 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8285 called from the pass_rtl_hoist execute function. Show pass statistics.
8286 (compute_store_table): Use max_reg_num directly instead of using the
8287 formerly global max_gcse_regno.
8288 (build_store_vectors): Likewise.
8289 (replace_store_insn): Fix dumping.
8290 (store_motion): Rename to ...
8291 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8292 pass, called from the pass_rtl_store_motion execute function. Keep
8293 track of substitutions and insertions for statistics gathering similar
8295 (bypass_jumps): Remove, fold interesting bits into ...
8296 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8297 from the pass_rtl_cprop execute function.
8298 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8299 pass_jump_bypass): Remove.
8300 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8301 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8302 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8303 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8304 (gate_rtl_store_motion, execute_rtl_store_motion,
8305 pass_rtl_store_motion): New.
8306 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8307 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8308 * passes.c (init_optimization_passes): Remove pass_gcse and
8309 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8310 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8311 instead of pass_jump_bypass.
8313 2009-04-27 Richard Guenther <rguenther@suse.de>
8316 * gimplify.c (gimplify_expr): If we are required to create
8317 a temporary make sure it ends up as register.
8319 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8322 * config/i386/i386.c (construct_container): Don't call
8323 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8324 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8326 2009-04-27 Michael Matz <matz@suse.de>
8328 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8329 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8330 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8331 (dump_replaceable_exprs): Take a bitmap.
8332 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8334 (expand_gimple_basic_block): Likewise.
8335 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8336 replaceable_expressions member a bitmap.
8337 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8338 (mark_replaceable): Likewise.
8339 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8340 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8342 2009-04-27 Richard Guenther <rguenther@suse.de>
8344 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8345 (verify_stmts): Dispatch to gimple/type verification code.
8346 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8347 issue with call argument types.
8349 2009-04-27 Michael Matz <matz@suse.de>
8351 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8352 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8355 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8356 Eric Botcazou <ebotcazou@adacore.com>
8358 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8359 a label's basic block.
8360 (mark_target_live_regs): Tidy and rework obsolete comments.
8361 Change back DF problem to LIVE. If a label starts a basic block,
8362 assume that all registers that used to be live then still are.
8363 (init_resource_info): If a label starts a basic block, set its
8364 BLOCK_FOR_INSN accordingly.
8365 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8367 2009-04-27 Richard Guenther <rguenther@suse.de>
8369 * tree-flow-inline.h (function_ann): Remove.
8370 (get_function_ann): Likewise.
8371 * tree-dfa.c (create_function_ann): Remove.
8372 * tree-flow.h (struct static_var_ann_d): Remove.
8373 (struct function_ann_d): Likewise.
8374 (union tree_ann_d): Remove fdecl member.
8375 (function_ann_t): Remove.
8376 (function_ann, get_function_ann, create_function_ann): Remove
8379 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8381 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8383 2009-04-27 Jan Hubicka <jh@suse.cz>
8385 * ipa-pure-const.c (struct funct_state_d): New fields
8386 state_previously_known, looping_previously_known; remove
8387 state_set_in_source.
8388 (analyze_function): Use new fields.
8389 (propagate): Avoid assumption that state_set_in_source imply
8392 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8393 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8394 * cfgloop.h (finite_loop_p): Declare.
8396 2009-04-26 Michael Matz <matz@suse.de>
8398 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8400 2009-04-26 Michael Matz <matz@suse.de>
8402 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8403 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8404 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8405 pass_mark_used_blocks): Remove.
8406 * tree-optimize.c (pass_free_datastructures,
8407 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8408 * passes.c (init_optimization_passes): Don't call
8409 pass_mark_used_blocks, remove dead code.
8411 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8413 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8414 * tree-ssa-live.h (register_ssa_partition): Likewise.
8416 2009-04-26 Michael Matz <matz@suse.de>
8419 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8420 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8421 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8423 (compare_pairs): Swap cost comparison.
8424 (coalesce_ssa_name): Don't use change_partition_var.
8425 * tree-nrv.c (struct nrv_data): Add modified member.
8426 (finalize_nrv_r): Set it.
8427 (tree_nrv): Use it to update statements.
8428 (pass_nrv): Require PROP_ssa.
8429 * tree-mudflap.c (mf_decl_cache_locals,
8430 mf_build_check_statement_for): Use make_rename_temp.
8431 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8432 * alias.c (find_base_decl): Handle SSA names.
8433 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8434 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8435 * rtl.h (set_reg_attrs_for_parm): Declare.
8436 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8437 to "optimized", remove unused locals at finish.
8438 (execute_free_datastructures): Make global, call
8439 delete_tree_cfg_annotations.
8440 (execute_free_cfg_annotations): Don't call
8441 delete_tree_cfg_annotations.
8443 * ssaexpand.h: New file.
8444 * expr.c (toplevel): Include ssaexpand.h.
8445 (expand_assignment): Handle SSA names the same as register variables.
8446 (expand_expr_real_1): Expand SSA names.
8447 * cfgexpand.c (toplevel): Include ssaexpand.h.
8448 (SA): New global variable.
8449 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8450 (SSAVAR): New macro.
8451 (set_rtl): New helper function.
8452 (add_stack_var): Deal with SSA names, use set_rtl.
8453 (expand_one_stack_var_at): Likewise.
8454 (expand_one_stack_var): Deal with SSA names.
8455 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8456 before unique numbers.
8457 (expand_stack_vars): Use set_rtl.
8458 (expand_one_var): Accept SSA names, add asserts for them, feed them
8459 to above subroutines.
8460 (expand_used_vars): Expand all partitions (without default defs),
8461 then only the local decls (ignoring those expanded already).
8462 (expand_gimple_cond): Remove edges when jumpif() expands an
8464 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8465 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8467 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8468 members of SA; deal with PARM_DECL partitions here; expand
8469 all PHI nodes, free tree datastructures and SA. Commit instructions
8470 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8471 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8472 info and statements at start, collect garbage at finish.
8473 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8474 (VAR_ANN_PARTITION) Remove.
8475 (change_partition_var): Don't declare.
8476 (partition_to_var): Always return SSA names.
8477 (var_to_partition): Only accept SSA names.
8478 (register_ssa_partition): Only check argument.
8479 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8481 (delete_var_map): Don't free it.
8482 (var_union): Only accept SSA names, simplify.
8483 (partition_view_init): Mark only useful SSA names as used.
8484 (partition_view_fini): Only deal with SSA names.
8485 (change_partition_var): Remove.
8486 (dump_var_map): Use ssa_name instead of partition_to_var member.
8487 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8489 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8490 (struct _elim_graph): New member const_dests; nodes member vector of
8492 (set_location_for_edge): New static helper.
8493 (create_temp): Remove.
8494 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8495 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8496 (new_elim_graph): Allocate const_dests member.
8497 (clean_elim_graph): Truncate const_dests member.
8498 (delete_elim_graph): Free const_dests member.
8499 (elim_graph_size): Adapt to new type of nodes member.
8500 (elim_graph_add_node): Likewise.
8501 (eliminate_name): Likewise.
8502 (eliminate_build): Don't take basic block argument, deal only with
8503 partition numbers, not variables.
8504 (get_temp_reg): New static helper.
8505 (elim_create): Use it, deal with RTL temporaries instead of trees.
8506 (eliminate_phi): Adjust all calls to new signature.
8507 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8508 (rewrite_trees): Only do checking.
8509 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8510 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8511 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8512 contains_tree_r, MAX_STMTS_IN_LATCH,
8513 process_single_block_loop_latch, analyze_edges_for_bb,
8514 perform_edge_inserts): Remove.
8515 (expand_phi_nodes): New global function.
8516 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8517 functions, initialize new parameter, remember partitions having a
8519 (finish_out_of_ssa): New global function.
8520 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8521 don't reset in_ssa_p here, don't disable TER when mudflap.
8522 (pass_del_ssa): Remove.
8523 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8525 (execute_free_datastructures): Declare.
8526 * Makefile.in (SSAEXPAND_H): New variable.
8527 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8528 * basic-block.h (commit_one_edge_insertion): Declare.
8529 * passes.c (init_optimization_passes): Move pass_nrv and
8530 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8531 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8532 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8533 (redirect_branch_edge): Deal with super block when expanding, split
8534 out jump patching itself into ...
8535 (patch_jump_insn): ... here, new static helper.
8537 2009-04-26 Michael Matz <matz@suse.de>
8539 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8540 beyond num_ssa_names.
8541 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8542 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8544 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8547 * fwprop.c (forward_propagate_asm): New function.
8548 (forward_propagate_and_simplify): Propagate also into __asm, if it
8549 doesn't increase the number of referenced registers.
8552 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8554 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8556 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8557 note_nonlocal_vla_type for nonlocal VLAs.
8558 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8559 contains_remapped_vars, remap_vla_decls): New functions.
8560 (convert_nonlocal_reference_stmt): If not optimizing, call
8561 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8562 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8563 if it wasn't found in var_map.
8564 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8565 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8566 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8568 * gimplify.c (nonlocal_vlas): New variable.
8569 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8571 (gimplify_body): Create and destroy nonlocal_vlas.
8573 * dwarf2out.c (loc_descr_plus_const): New function.
8574 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
8575 mem_loc_descriptor, loc_descriptor_from_tree_1,
8576 descr_info_loc, gen_variable_die): Use it.
8578 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
8579 !TREE_STATIC VAR_DECLs.
8580 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
8581 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
8582 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
8583 DECL_BY_REFERENCE is valid.
8584 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
8585 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
8586 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
8587 Copy DECL_BY_REFERENCE.
8588 (struct nesting_copy_body_data): New type.
8589 (nesting_copy_decl): New function.
8590 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
8591 if they have variable length.
8593 2009-04-26 Michael Matz <matz@suse.de>
8595 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
8596 mark new temporaries for renaming.
8598 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8601 * c-decl.c (global_bindings_p): Return negative value.
8602 (c_variable_size): New. Based on variable_size from
8604 (grokdeclarator): Call c_variable_size not variable_size.
8606 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
8608 * config/i386/i386.c (print_operand) ['z']: Fix typo.
8610 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
8612 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
8613 Redefine it to just use mingw/include.
8614 (ASM_SPEC): Rules for -m32 and -m64.
8615 (LINK_SPEC): Use Likewise.
8616 (SPEC_32): New define.
8617 (SPEC_64): Likewise.
8618 (SUB_LINK_SPEC): Likewise.
8619 (MULTILIB_DEFAULTS): New define.
8620 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
8621 Add multilib options.
8622 (MULTILIB_DIRNAMES): Likewise.
8623 (MULTILIB_OSDIRNAMES): Likewise.
8625 (INSTALL_LIBGCC): Likewise.
8627 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8630 * c-tree.h (enum c_inline_static_type): New.
8631 (record_inline_static): Declare.
8632 * c-decl.c (struct c_inline_static, c_inline_statics,
8633 record_inline_static, check_inline_statics): New.
8634 (pop_file_scope): Call check_inline_statics.
8635 (start_decl): Call record_inline_static instead of pedwarning
8636 directly for static in inline function.
8637 * c-typeck.c (build_external_ref): Call record_inline_static
8638 instead of pedwarning directly for static referenced in inline
8641 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
8643 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
8644 not new but only being rescanned.
8645 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
8646 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
8647 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
8648 record_set_info, compute_set, grealloc): Remove.
8649 (recompute_all_luids): New function.
8650 (gcse_main): Don't compute sets, and don't do related memory
8651 allocations/free-ing. If something changed before the end of the
8652 pass, update LUIDs using recompute_all_luids.
8653 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
8654 (free_gcse_mem): Don't free it either.
8655 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
8656 Use the df insn LUIDs.
8657 (load_killed_in_block): Likewise.
8658 (compute_hash_table_work): Don't compute reg_set_in_block.
8659 (compute_transp): Use DF_REG_DEF_CHAINs.
8660 (local_cprop_pass): Don't use compute_sets and related functions.
8661 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
8662 Use get_max_uid() instead of max_cuid.
8663 (insert_insn_end_basic_block, pre_insert_copy_insn,
8664 update_ld_motion_stores): Don't try to
8665 keep reg_set tables up to date.
8666 (pre_insert_copies): Use df insn LUIDs.
8667 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
8668 (reg_set_info): Don't use extra bitmap argument.
8669 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
8670 information to compute regs_set_in_block.
8671 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
8672 (bypass_jumps): Don't use compute_sets and friends.
8674 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8677 * opts.c (undocumented_msg): Do not leave blank even with
8680 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8682 * c-decl.c (build_enumerator): Allow values folding to integer
8683 constants but not integer constant expressions with a pedwarn if
8686 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8689 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
8690 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
8691 type is an integer constant.
8693 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8696 * config/i386/i386.c (print_operand) ['z']: Revert handling of
8699 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8702 * c-decl.c (grokdeclarator): Diagnose declarations of functions
8703 with variably modified return type and no storage class
8704 specifiers, except for the case of nested functions. Distinguish
8705 extern declarations of functions with variably modified return
8706 types from those of objects with variably modified types.
8708 2009-04-25 Jan Hubicka <jh@suse.cz>
8710 * tree.c (list_equal_p): New function.
8711 * tree.h (list_equal_p): Declare.
8712 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8713 basic_block_def, basic_block, const_basic_block): New.
8714 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
8715 (redirect_eh_edge): New function.
8716 (make_eh_edge_update_phi): EH edges are not abnormal.
8717 * except.c: Include tree-flow.h.
8718 (list_match): New function.
8719 (eh_region_replaceable_by_p): New function.
8720 (replace_region): New function.
8721 (hash_type_list): New function.
8722 (hash_eh_region): New function.
8723 (eh_regions_equal_p): New function.
8724 (merge_peers): New function.
8725 (remove_unreachable_regions): Verify EH tree when checking;
8727 (copy_eh_region_1): New function.
8728 (copy_eh_region): New function.
8729 (push_reachable_handler): New function.
8730 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
8731 regions without label but with live RESX.
8732 * except.h (redirect_eh_edge_to_label): New.
8733 * tree-flow.h (redirect_eh_edge): New.
8734 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8735 basic_block_def, basic_block, const_basic_block): Remove.
8736 * Makefile.in (except.o): Add dependency on tree-flow.h
8737 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
8738 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
8741 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
8744 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
8745 on the destination of memcpy.
8747 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
8749 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
8750 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
8751 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
8753 2009-04-25 Jan Hubicka <jh@suse.cz>
8755 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
8756 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
8757 to be reached by different label than left.
8758 (update_eh_edges): Update comment; remove edge_to_remove if possible
8759 and return true if suceeded.
8760 (cleanup_empty_eh): Accept sharing map; handle shared regions.
8761 (cleanup_eh): Compute sharing map.
8762 * except.c (remove_eh_handler_and_replace): Add argument if we should
8764 (remove_unreachable_regions): Update for label sharing.
8765 (label_to_region_map): Likewise.
8766 (get_next_region_sharing_label): New function.
8767 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
8769 (remove_eh_handler): Update.
8770 (remove_eh_region_and_replace_by_outer_of): New function.
8771 * except.h (struct eh_region): Add next_region_sharing_label.
8772 (remove_eh_region_and_replace_by_outer_of,
8773 get_next_region_sharing_label): Declare.
8774 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
8776 2009-04-25 Jan Hubicka <jh@suse.cz>
8778 * tree-cfg.c (split_critical_edges): Split also edges where we can't
8779 insert code even if they are not critical.
8781 2009-04-25 Jan Hubicka <jh@suse.cz>
8783 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8784 (gimple_can_remove_branch_p): EH edges won't remove branch by
8786 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
8787 updating of non-abnormal EH edges.
8788 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8789 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
8790 (split_critical_edges): Split also edges where emitting code on them
8791 will lead to splitting later.
8793 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8794 H.J. Lu <hongjiu.lu@intel.com>
8797 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
8798 the configured assembler supports fildq and fistpq mnemonics.
8799 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
8800 * configure: Regenerated.
8803 * config/i386/i386.c (print_operand): Handle 'Z'.
8804 ['z']: Remove handling of special fild/fist suffixes.
8805 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
8806 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
8807 suffix of fild insn.
8808 (*floatsi<mode>2_vector_mixed): Ditto.
8809 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
8810 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
8811 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8812 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
8813 * config/i386/gas.h (GAS_MNEMONICS): Remove.
8815 2009-04-25 Ben Elliston <bje@au.ibm.com>
8817 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
8818 the source of a set operation.
8820 2009-04-25 Anatoly Sokolov <aesok@post.ru>
8822 * target.h (struct gcc_target): Add case_values_threshold field.
8823 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
8824 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
8825 * targhooks.c (default_case_values_threshold): New function.
8826 * targhooks.h (default_case_values_threshold): Declare function.
8827 * stmt.c (expand_case): Use case_values_threshold target hook.
8828 * expr.h (case_values_threshold): Remove declartation.
8829 * expr.c (case_values_threshold): Remove function.
8830 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
8832 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
8833 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8834 (avr_case_values_threshold): Declare as static.
8835 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
8837 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
8838 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8839 (mn10300_case_values_threshold): New function.
8841 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8843 * ira.c (setup_cover_and_important_classes): Add enum cast.
8845 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
8847 * genpreds.c (write_enum_constraint_num): Output definition of
8848 CONSTRAINT_NUM_DEFINED_P macro.
8849 * ira.c (setup_cover_and_important_classes): Use
8850 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
8852 2009-04-24 DJ Delorie <dj@redhat.com>
8854 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
8855 __SH2A_SINGLE_ONLY__ also.
8857 2009-04-24 Steve Ellcey <sje@cup.hp.com>
8859 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
8860 (movdf_internal): Ditto.
8861 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
8862 SFmode and DFmode constants.
8863 (ia64_print_operand): Add 'G' format for printing
8864 floating point constants.
8866 2009-04-24 Richard Guenther <rguenther@suse.de>
8868 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
8869 from unsigned additions.
8871 2009-04-24 Joseph Myers <joseph@codesourcery.com>
8873 * c-typeck.c (set_init_index): Allow array designators that are
8874 not integer constant expressions with a pedwarn if pedantic.
8876 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8878 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
8879 zero if no overlap in nonzero bits between the operands.
8881 2009-04-24 Ian Lance Taylor <iant@google.com>
8883 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
8884 (record_dead_and_set_regs): Likewise.
8885 * df.h (struct df_mw_hardreg): Change flags field to int.
8886 (struct df_base_ref): Likewise.
8887 (struct df): Change changeable_flags field to int.
8888 * df-scan.c (df_defs_record): Change clobber_flags to int.
8889 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
8890 constants rather than #define macros.
8891 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
8892 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
8893 (enum dwarf_calling_convention): Likewise.
8894 (enum dwarf_line_number_x_ops): Likewise.
8895 (enum dwarf_call_frame_info): Likewise.
8896 (enum dwarf_source_language): Likewise.
8897 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
8898 (add_calling_convention_attribute): Likewise.
8899 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
8900 (combine_comparisons): Change compcode to int. Add cast to enum type.
8901 * genrecog.c (maybe_both_true_2): Change c to int.
8902 (write_switch): Likewise. Add cast to enum type.
8903 * gimplify.c (gimplify_omp_for): Handle return values from
8904 gimplify_expr using MIN rather than bitwise or.
8905 (gimplify_expr): Add cast to enum type.
8906 * ipa-prop.c (update_jump_functions_after_inlining): Change
8907 IPA_BOTTOM to IPA_JF_UNKNOWN.
8908 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
8909 Add casts to enum type.
8910 (setup_cover_and_important_classes): Change cl to int. Add casts
8912 (setup_class_translate): Change cl and mode to int.
8913 (ira_init_once): Change mode to int.
8914 (free_register_move_costs): Likewise.
8915 (setup_prohibited_mode_move_regs): Add casts to enum type.
8916 * langhooks.c (add_builtin_function_common): Rework assertion that
8917 value fits bitfield.
8918 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
8919 * omega.c (omega_do_elimination): Avoid math on enum types.
8920 * optabs.c (expand_vec_shift_expr): Remove casts to int.
8921 * opts.c (set_debug_level): Change 2 to enum constant. Use new
8922 int local to handle integral_argment value.
8923 * regmove.c (try_auto_increment): Change PUT_MODE to
8925 * reload.c (push_secondary_reload): Add casts to enum type.
8926 (secondary_reload_class, find_valid_class): Likewise.
8927 * reload1.c (emit_input_reload_insns): Likewise.
8928 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8929 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8930 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8932 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8933 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8935 (expand_complex_libcall): Add casts to enum type.
8936 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8937 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8938 with ERROR_MARK, not NUM_TREE_CODES.
8939 (vect_create_epilog_for_reduction): Likewise.
8940 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8941 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8942 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8944 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8945 vect_unused_in_loop. Change 0 to loop_vect.
8946 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8947 * var-tracking.c (get_init_value): Change return type to enum
8949 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8950 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8952 (arm_override_options): Add casts to enum type.
8953 (arm_emit_tls_decoration): Likewise.
8954 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8956 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8957 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8958 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8960 * config/s390/s390.c (code_for_builtin_64): Change to array of
8962 (code_for_builtin_31): Likewise.
8963 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8965 * config/sparc/sparc.c (sparc_override_options): Change value
8966 field in struct code_model to enum cmodel. In initializer change
8967 0 to NULL and add cast to enum type.
8969 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8970 Change all callers. Issue a -Wc++-compat warning using
8971 lhs_origtype if necessary.
8972 (convert_for_assignment): Issue -Wc++-compat warnings about
8973 invalid conversions to enum type on assignment.
8974 * c-common.h (build_modify_expr): Update declaration.
8976 2009-04-24 Nick Clifton <nickc@redhat.com>
8978 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8979 (function_arg_advance): Likewise.
8980 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8983 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8985 * config/s390/constraints.md ('I', 'J'): Fix condition.
8987 2009-04-24 Diego Novillo <dnovillo@google.com>
8989 * gengtype-parse.c (parse_error): Add newline after message.
8991 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8993 * config/i386/sse.md (avxmodesuffixs): Removed.
8994 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8995 (*avx_pinsr<ssevecsize>): This.
8997 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8999 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9000 follow chains of regs with a single definition, and allow expressions
9001 that are function_invariant_p.
9002 (simple_rhs_p): Allow expressions that are function_invariant_p.
9004 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9007 * fold-const.c (fold_cond_expr_with_comparison): When folding
9008 > and >= to MAX, make sure the MAX uses the same type as the
9009 comparison's operands.
9011 2009-04-24 Nick Clifton <nickc@redhat.com>
9013 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9014 addressing for DImode accesses.
9015 (frv_print_operand_address): Handle PLUS case.
9016 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9018 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9020 PR rtl-optimization/39794
9021 * alias.c (canon_true_dependence): Add x_addr argument.
9022 * rtl.h (canon_true_dependence): Adjust prototype.
9023 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9024 * cselib.c (cselib_invalidate_mem): Likewise.
9025 * gcse.c (compute_transp): Likewise.
9026 * dse.c (scan_reads_nospill): Likewise.
9027 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9028 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9029 canon_base_addr of the group, plus optional offset.
9030 (struct group_info): Rename canon_base_mem to
9032 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9033 canon_rtx of base_mem.
9035 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9037 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9038 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9040 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9042 * config/spu/spu-builtins.h: Delete file.
9044 * config/spu/spu.h (enum spu_builtin_type): Move here from
9046 (struct spu_builtin_description): Likewise. Add GTY marker.
9047 Do not use enum spu_function_code or enum insn_code.
9048 (spu_builtins): Add extern declaration.
9050 * config/spu/spu.c: Do not include "spu-builtins.h".
9051 (enum spu_function_code, enum spu_builtin_type_index,
9052 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9053 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9054 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9055 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9056 (spu_builtin_types): Make static. Add GTY marker.
9057 (spu_builtins): Add extern declaration with GTY marker.
9060 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9061 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9062 Check programmatically whether all parameters are scalar.
9064 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9066 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9068 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9069 assignment from the constructor either if the target is volatile.
9071 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9073 * config/arm/arm.md (insv): Do not share operands[0].
9075 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9077 * config/vxlib-tls.c (active_tls_threads): Delete.
9078 (delete_hook_installed): New.
9079 (tls_delete_hook): Don't delete the delete hook.
9080 (tls_destructor): Delete it here.
9081 (__gthread_set_specific): Adjust installing the delete hook.
9082 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9083 __gthread_leave_tsd_dtor_context.
9085 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9087 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9089 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9091 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9093 (alpha_rtx_costs): Ditto.
9094 (emit_unlikely_jump): Use add_reg_note.
9095 (emit_frame_store_1): Ditto.
9096 (alpha_expand_prologue): Ditto.
9097 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9098 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9100 2009-04-23 Nick Clifton <nickc@redhat.com>
9102 * config/v850/v850.md (epilogue): Remove suppressed code.
9103 (return): Rename to return_simple and remove test of frame size.
9104 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9105 to gen_return_simple.
9107 2009-04-22 Jing Yu <jingyu@google.com>
9110 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9112 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9115 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9116 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9117 value is a VECTOR_CST, the element type is the element type of the
9120 2009-04-22 DJ Delorie <dj@redhat.com>
9122 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9124 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9126 * alias.c (find_base_term): Move around LO_SUM case, so that
9127 CONST falls through into PLUS/MINUS handling.
9130 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9131 into 0, use omit_one_operand.
9133 2009-04-23 Ben Elliston <bje@au.ibm.com>
9135 * config/rs6000/linux-unwind.h (get_regs): Remove type
9136 puns. Change the type of `pc' to an array of unsigned ints and
9137 update all users. Constify frame24.
9139 2009-04-22 DJ Delorie <dj@redhat.com>
9141 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9142 declarations before code.
9143 (current_function_special_page_vector): Likewise.
9144 (m32c_expand_insv): Silence a warning.
9146 2009-04-21 Taras Glek <tglek@mozilla.com>
9148 * alias.c: Update GTY annotations to new syntax.
9149 * basic-block.h: Likewise.
9150 * bitmap.h: Likewise.
9151 * c-common.h: Likewise.
9152 * c-decl.c: Likewise.
9153 * c-parser.c: Likewise.
9154 * c-pragma.c: Likewise.
9155 * c-tree.h: Likewise.
9156 * cfgloop.h: Likewise.
9157 * cgraph.h: Likewise.
9158 * config/alpha/alpha.c: Likewise.
9159 * config/arm/arm.h: Likewise.
9160 * config/avr/avr.h: Likewise.
9161 * config/bfin/bfin.c: Likewise.
9162 * config/cris/cris.c: Likewise.
9163 * config/darwin.c: Likewise.
9164 * config/frv/frv.c: Likewise.
9165 * config/i386/i386.c: Likewise.
9166 * config/i386/i386.h: Likewise.
9167 * config/i386/winnt.c: Likewise.
9168 * config/ia64/ia64.h: Likewise.
9169 * config/iq2000/iq2000.c: Likewise.
9170 * config/mips/mips.c: Likewise.
9171 * config/mmix/mmix.h: Likewise.
9172 * config/pa/pa.c: Likewise.
9173 * config/pa/pa.h: Likewise.
9174 * config/rs6000/rs6000.c: Likewise.
9175 * config/s390/s390.c: Likewise.
9176 * config/sparc/sparc.c: Likewise.
9177 * config/xtensa/xtensa.c: Likewise.
9178 * cselib.h: Likewise.
9179 * dbxout.c: Likewise.
9180 * dwarf2out.c: Likewise.
9181 * except.c: Likewise.
9182 * except.h: Likewise.
9183 * fixed-value.h: Likewise.
9184 * function.c: Likewise.
9185 * function.h: Likewise.
9186 * gimple.h: Likewise.
9187 * integrate.c: Likewise.
9188 * optabs.c: Likewise.
9189 * output.h: Likewise.
9192 * stringpool.c: Likewise.
9193 * tree-data-ref.c: Likewise.
9194 * tree-flow.h: Likewise.
9195 * tree-scalar-evolution.c: Likewise.
9196 * tree-ssa-address.c: Likewise.
9197 * tree-ssa-alias.h: Likewise.
9198 * tree-ssa-operands.h: Likewise.
9201 * varasm.c: Likewise.
9202 * varray.h: Likewise.
9204 * coretypes.h: Do not define GTY macro if it is already defined.
9205 * doc/gty.texi: Update GTY documentation to new syntax.
9206 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9207 annotations on structs.
9208 * gengtype-parse.c: Likewise.
9210 2009-04-22 Mark Heffernan <meheff@google.com>
9212 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9214 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9216 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9219 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9221 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9222 the same as a PLUS without a shift. Increase the cost of a
9225 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9227 * Makefile.in: Update dependencies.
9228 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9229 * errors.h: Remove bogus comment about compatibility.
9230 (warning): Update declaration.
9231 * genautomata.c: Update all calls to warning.
9232 * gimple.c: Do not include errors.h. Include toplev.h.
9233 * tree-ssa-structalias.c: Do not include errors.h.
9234 * omega.c: Likewise.
9235 * tree-ssa-reassoc.c: Likewise.
9236 * config/spu/spu-c.c: Likewise.
9237 * config/spu/t-spu-elf: Update dependencies.
9239 2009-04-22 Richard Guenther <rguenther@suse.de>
9241 PR tree-optimization/39824
9242 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9243 make sure the types are compatible.
9245 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9248 * c-common.c (c_parse_error): Take a token_flags parameter.
9249 Use token_type for the token type instead.
9250 Pass token_flags to cpp_type2name.
9251 * c-common.h (c_parse_error): Update declaration.
9252 * c-parser.c (c_parser_error): Pass 0 as token flags.
9254 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9256 PR rtl-optimization/39580
9257 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9259 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9261 * function.c (expand_function_end): Do not emit a jump to the "naked"
9262 return label for fall-through returns.
9263 * except.c (sjlj_emit_function_exit): Always place the call to the
9264 unregister function at the location installed by expand_function_end.
9266 2009-04-22 Richard Guenther <rguenther@suse.de>
9268 PR tree-optimization/39845
9269 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9270 (gen_inbound_check): Likewise.
9272 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9274 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9276 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9277 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9279 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9281 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9282 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9283 shift counts to avoid out-of-bounds array accesses.
9285 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9287 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9288 (Pmode): Move above.
9290 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9292 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9293 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9294 GET_CODE macro. Use IN_RANGE macro where appropriate.
9295 * config/alpha/alpha.h: Ditto.
9296 * config/alpha/alpha.md: Ditto.
9297 * config/alpha/constraints.md: Ditto.
9298 * config/alpha/predicates.md: Ditto.
9300 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9302 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9303 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9304 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9305 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9306 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9307 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9308 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9309 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9310 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9311 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9312 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9313 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9314 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9315 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9316 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9317 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9318 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9319 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9320 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9321 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9322 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9323 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9324 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9325 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9326 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9327 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9328 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9330 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9332 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9333 references from comments.
9334 * cfgbuild.c: (count_basic_blocks): Delete.
9335 (find_basic_blocks_1): Delete.
9336 (find_basic_blocks): Delete.
9337 * except.c (finish_eh_generation): Make static. Move comment from
9338 except.h here. Remove find_basic_blocks references from comments.
9339 * except.h (finish_eh_generation): Delete.
9340 * basic-block.h (find_basic_blocks): Delete.
9341 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9343 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9345 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9346 (sdbout_parms): Likewise.
9348 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9350 * config/sh/sh.c (prepare_cbranch_operands): Use
9351 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9352 (expand_cbranchdi4): Likewise.
9353 (from_compare): Add cast to enum type.
9354 (expand_cbranchsi4): Use add_reg_note.
9355 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9356 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9357 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9358 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9359 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9360 instead of CODE_FOR_nothing.
9361 (cbranchdi4): Likewise. Fix the order of arguments for
9363 (push_fpscr): Use add_reg_note.
9364 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9365 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9367 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9369 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9370 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9371 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9372 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9373 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9374 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9375 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9376 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9377 config/alpha/x-vms, config/arc/t-arc,
9378 config/arm/README-interworking, config/arm/arm-c.c,
9379 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9380 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9381 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9382 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9383 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9384 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9385 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9386 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9387 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9388 config/cris/t-elfmulti, config/crx/t-crx,
9389 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9390 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9391 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9392 config/h8300/t-h8300, config/i386/athlon.md,
9393 config/i386/darwin-libgcc.10.4.ver,
9394 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9395 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9396 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9397 config/i386/t-linux64, config/i386/t-nwld,
9398 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9399 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9400 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9401 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9402 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9403 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9404 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9405 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9406 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9407 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9408 config/m68k/t-uclinux, config/mcore/t-mcore,
9409 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9410 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9411 config/mips/crtn.asm, config/mips/irix-crti.asm,
9412 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9413 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9414 config/mips/mips-fixed.md, config/mips/sb1.md,
9415 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9416 config/mips/t-iris6, config/mips/t-isa3264,
9417 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9418 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9419 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9420 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9421 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9422 config/mn10300/t-linux, config/mn10300/t-mn10300,
9423 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9424 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9425 config/picochip/libgccExtras/clzsi2.asm,
9426 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9427 config/rs6000/darwin-libgcc.10.4.ver,
9428 config/rs6000/darwin-libgcc.10.5.ver,
9429 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9430 config/rs6000/t-aix43, config/rs6000/t-aix52,
9431 config/rs6000/t-darwin, config/rs6000/t-fprules,
9432 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9433 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9434 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9435 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9436 config/rs6000/t-rtems, config/rs6000/t-spe,
9437 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9438 config/score/t-score-elf, config/sh/divcost-analysis,
9439 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9440 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9441 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9442 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9443 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9444 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9445 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9446 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9447 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9448 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9449 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9450 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9451 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9452 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9453 * config/h8300/genmova.sh: Include copyright and license notices
9454 in generated output.
9455 * config/h8300/mova.md: Regenerate.
9456 * doc/install.texi2html: Include word "Copyright" in copyright
9457 notice and use name "Free Software Foundation, Inc.".
9458 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9459 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9460 ChangeLog-2007, ChangeLog-2008: Correct dates.
9462 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9464 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9465 NE_EXPR operations as well.
9466 * c-parser.c (c_parser_condition): Do not set location information on
9468 (c_parser_conditional_expression): Likewise.
9469 (c_parser_binary_expression): Set location information on operators.
9470 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9471 TRUTH_NOT_EXPR has been folded.
9472 * fold-const.c (fold_truth_not_expr): Copy location information from
9473 the incoming expression to the outgoing one.
9474 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9475 recursive calls on the LHS of the operator but pass that of the
9476 operator to recursive calls on the RHS of the operator. Set it
9478 (shortcut_cond_expr): Set the locus of the operator on the second
9479 COND_EXPR and that of the expression on the first in degenerate cases.
9480 Pass the locus of the expression to calls to shortcut_cond_r.
9481 Set the locus of the 'then' block on the associated jump, if any.
9482 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9483 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9484 expression to call to gimplify_boolean_expr.
9486 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9488 * config.gcc: Add additional configuration for
9489 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9490 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9491 (CPP_SPEC): Redefine for allowing -municode option.
9492 (STARTFILE_SPEC): Likewise.
9493 * config/i386/t-mingw-w64: New.
9494 * config/i386/mingw-w64.opt: New.
9495 (municode): Add new target option.
9496 * doc/invoke.texi (municode): Add documentation for new option.
9498 2009-04-21 Ian Lance Taylor <iant@google.com>
9500 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9501 Correct test for number of arguments.
9502 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9504 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9506 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9507 argument of emit_library_call.
9509 2009-04-21 Richard Guenther <rguenther@suse.de>
9512 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9513 inside VIEW_CONVERT_EXPRs.
9515 2009-04-21 Martin Jambor <mjambor@suse.cz>
9517 * tree-switch-conversion.c (build_constructors): Split a long line.
9518 (constructor_contains_same_values_p): New function.
9519 (build_one_array): Create assigns of constants if possible, do not
9520 call mark_sym_for_renaming, call update_stmt.
9521 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9522 make_rename_temp. Do not call mark_symbols_for_renaming, call
9524 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9525 find_new_referenced_vars, call update_stmt.
9526 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9527 instead of calling make_rename_temp. Do not call
9528 find_new_referenced_vars or mark_symbols_for_renaming, call
9531 2009-04-21 Richard Guenther <rguenther@suse.de>
9533 PR tree-optimization/39827
9534 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9535 (tree_ssa_phiprop): Pass the correct array size.
9537 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9539 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9541 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9544 * c-typeck.c (lvalue_p): Move declaration ...
9545 * c-common.h (lvalue_p): ... to here.
9546 * c-common.c (candidate_equal_p): New.
9547 (add_tlist): Use it.
9548 (merge_tlist): Use it.
9549 (warn_for_collisions_1): Likewise.
9550 (warning_candidate_p): Accept more candidates.
9551 (verify_tree): A warning candidate can be an expression. Use
9554 2009-04-21 Ben Elliston <bje@au.ibm.com>
9557 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9558 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9559 options. Remove -mcall-solaris documentation.
9561 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9564 * doc/invoke.texi (-Wlong-long): Update description.
9565 * c-lex (interpret_integer): Only warn if there was no previous
9566 overflow and -Wlong-long is enabled.
9567 * c-decl.c (declspecs_add_type): Drop redundant flags.
9568 * c.opt (Wlong-long): Init to -1.
9569 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9570 and front-end warn_long_long. Wlong-long only depends on other
9571 flags if it is uninitialized.
9572 * c-parser.c (disable_extension_diagnostics): warn_long_long is
9573 the same for CPP and FE.
9574 (restore_extension_diagnostics): Likewise.
9576 2009-04-20 Ian Lance Taylor <iant@google.com>
9578 Fix enum conversions which are invalid in C++:
9579 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
9580 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
9581 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9582 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
9583 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
9584 (dbxout_parms): Likewise.
9585 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
9586 (df_clear_flags): Likewise.
9587 * df-problems.c (df_rd_bb_local_compute_process_def): Change
9588 top_flag parameter to int.
9589 (df_chain_create_bb_process_use): Likewise.
9590 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
9592 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
9593 (df_ref_create_structure, df_def_record_1): Likewise.
9594 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
9595 (df_notes_rescan): Change 0 to VOIDmode in function call.
9596 (df_get_call_refs, df_insn_refs_collect): Likewise.
9597 (df_bb_regs_collect): Likewise.
9598 (df_entry_block_defs_collect): Likewise.
9599 (df_exit_block_uses_collect): Likewise.
9600 * df.h: Update declarations.
9601 * double-int.c (double_int_divmod): Add cast to enum type.
9602 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
9603 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
9604 (based_loc_descr): Likewise.
9605 (loc_descriptor_from_tree_1): Change first_op and second_op to
9606 enum dwarf_location_atom. Add cast to enum type.
9607 * expmed.c (init_expmed): Change 0 to SET in function call.
9608 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
9609 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
9610 (do_store_flag): Likewise.
9611 * fixed-value.h (struct fixed_value): Change mode to enum
9613 * function.c (assign_parms): Change 0 to VOIDmode in function call.
9614 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
9616 (insert_insn_decl, insert_decl, insert_state): Likewise.
9617 (automata_list_finish): Likewise.
9618 * genrecog.c (process_define_predicate): Add cast to enum type.
9619 * gensupport.c (init_predicate_table): Add cast to enum type.
9620 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
9622 (gimple_build_call_1, gimple_build_label): Likewise.
9623 (gimple_build_goto, gimple_build_asm_1): Likewise.
9624 (gimple_build_switch_1, gimple_build_cdt): Likewise.
9625 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
9626 (enum fallback): Rename from enum fallback_t.
9627 (fallback_t): Typedef as int.
9628 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
9629 GSI_SAME_STMT in function call.
9630 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
9632 (setup_reg_class_relations): Likewise.
9633 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
9634 (setup_prohibited_class_mode_regs): Add cast to enum type.
9635 (setup_prohibited_mode_move_regs): Likewise.
9636 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
9637 (record_address_regs): Change i to enum reg_class.
9638 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
9639 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
9640 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
9641 (GET_MODE_2XWIDER_MODE): Likewise.
9642 (GET_CLASS_NARROWEST_MODE): Likewise.
9643 * omp-low.c (expand_omp_for): Add cast to enum type.
9644 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
9645 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
9646 * postreload.c (reload_cse_simplify_operands): Change rclass local
9648 * predict.c (combine_predictions_for_insn): Change best_predictor
9649 and predictor to enum br_predictor.
9650 (combine_predictions_for_bb): Likewise.
9651 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
9652 use SET_PREDICT_EXPR_OUTCOME.
9653 * real.c (real_arithmetic): Change icode to code in function call.
9654 * reginfo.c (init_move_cost): Add casts to enum type.
9655 (init_reg_sets_1, init_fake_stack_mems): Likewise.
9656 * regmove.c (regclass_compatible_p): Change class0 and class1 to
9658 * reload.c (find_valid_class): Add casts to enum type.
9659 (push_reload): Change 0 to NO_REGS in function call.
9660 (find_reloads): Change this_alternative to array of enum
9661 reg_class. Remove some now-unnecessary casts.
9662 (make_memloc): Change 0 to VOIDmode in function call.
9663 * reload1.c (reload): Change 0 to VOIDmode in function call.
9664 (eliminate_regs_1, elimination_effects): Likewise.
9665 (eliminate_regs_in_insn): Likewise.
9666 (emit_input_reload_insns): Add cast to enum type.
9667 (delete_output_reload): Change 0 to VOIDmode in function call.
9668 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
9669 to enum type in function call.
9670 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
9671 (SET_PREDICT_EXPR_OUTCOME): Define.
9672 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
9673 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
9674 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
9675 (dump_function): Likewise.
9676 * tree-dump.h: Update declarations.
9677 * tree-pass.h: Update declarations.
9678 * varasm.c (assemble_integer): Change mclass to enum mode_class.
9679 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
9681 (arm_rtx_costs_1): Correct parenthesization.
9682 (arm_rtx_costs): Add casts to enum type.
9683 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
9684 (vfp_emit_fstmd): Use add_rg_note.
9685 (emit_multi_reg_push, emit_sfm): Likewise.
9686 (thumb_set_frame_pointer): Likewise.
9687 (arm_expand_prologue): Likewise.
9688 (arm_regno_class): Change return type to enum reg_class.
9689 (thumb1_expand_prologue): Use add_reg_note.
9690 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
9691 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
9693 * config/arm/gentune.sh: Add cast to enum type.
9694 * config/arm/arm-tune.md: Rebuild.
9695 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
9696 (ix86_split_fp_branch, predict_jump): Likewise.
9697 (ix86_expand_multi_arg_builtin): Change sub_code from enum
9698 insn_code to enum rtx_code.
9699 (ix86_builtin_vectorized_function): Add cast to enum type.
9700 * config/i386/i386.md (truncdfsf2): Change slot to enum
9702 (truncxf<mode>2, isinf<mode>2): Likewise.
9703 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
9705 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
9706 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
9707 (insert_bundle_state): Change 1 to INSERT in function call.
9708 (ia64_add_bundle_selector_before): Likewise.
9709 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
9710 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
9711 (restore_stack_nonlocal): Likewise.
9712 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
9714 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
9716 (mips_rtx_costs): Likewise.
9717 (mips_override_options): Add casts to enum type.
9718 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
9720 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
9721 (store_reg, set_reg_plus_d): Likewise.
9722 (hppa_expand_prologue, hppa_profile_hook): Likewise.
9723 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9725 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
9727 (emit_unlikely_jump): Use add_reg_note.
9728 (rs6000_emit_allocate_stack): Likewise.
9729 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
9730 (output_toc): Change 1 to INSERT in function call.
9731 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
9732 (rs6000_initialize_trampoline): Likewise.
9733 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
9735 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
9736 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
9737 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
9738 (save_gprs): Use add_reg_note.
9739 (s390_emit_prologue): Likewise.
9740 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9741 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
9742 (sparc_fold_builtin): Add cast to enum type.
9743 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
9745 (spu_expand_prologue): Use add_reg_note.
9746 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
9748 2009-04-20 Ian Lance Taylor <iant@google.com>
9750 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
9751 (c_parser_postfix_expression_after_primary): Get VEC for list of
9752 arguments. Get original types of arguments. Call
9753 build_function_call_vec.
9754 (cached_expr_list_1, cached_expr_list_2): New static variables.
9755 (c_parser_expr_list): Change return type to VEC *. Add
9756 p_orig_types parameter. Change all callers.
9757 (c_parser_release_expr): New static function.
9758 (c_parser_vec_to_tree_list): New static function.
9759 * c-typeck.c (build_function_call): Rewrite to build a VEC and
9760 call build_function_call_vec.
9761 (build_function_call_vec): New function, based on old
9762 build_function_call.
9763 (convert_arguments): Remove nargs and argarray parameters. Change
9764 values to a VEC. Add origtypes parameter.
9765 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
9766 (convert_for_assignment): Add origtype parameter. Change all
9767 callers. If warn_cxx_compat, check for conversion to an enum
9768 type when calling a function.
9769 (store_init_value): Add origtype parameter. Change all callers.
9770 (digest_init): Likewise.
9771 (struct init_node): Add origtype field.
9772 (add_pending_init): Add origtype parameter. Change all callers.
9773 (output_init_element): Likewise.
9774 (output_pending_init_elements): Pass origtype from init_node to
9775 output_init_element.
9776 (process_init_element): Pass origtype from c_expr to
9777 output_init_element.
9778 (c_finish_return): Add origtype parameter. Change all callers.
9779 * c-common.c (sync_resolve_size): Change params to VEC *. Change
9781 (sync_resolve_params): Likewise.
9782 (sync_resolve_return): Change params to first_param. Change caller.
9783 (resolve_overloaded_builtins): Change params to VEC *. Change
9784 callers. Save first parameter around call to build_function_call_vec.
9785 * c-decl.c (finish_decl): Add origtype parameter. Change all
9786 callers. Call build_function_call_vec rather than
9787 build_function_call for cleanup.
9788 * c-tree.h: Update declarations.
9789 * c-common.h: Update declarations.
9790 * stub-objc.c (objc_rewrite_function_call): Change parameter from
9791 params to first_param.
9792 * target.h (struct gcc_target): Change resolve_overloaded_builtin
9793 params parameter from tree to void *.
9794 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9795 Change arglist parameter to have type void *, and to be a pointer
9797 * config/rs6000/rs6000-protos.h
9798 (altivec_resolve_overloaded_builtin): Update declaration.
9799 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
9800 fnargs parameter to have type void *, and to be a pointer to a
9801 VEC. Call build_function_call_vec instead of
9802 build_function_call.
9803 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
9805 2009-04-20 Joey Ye <joey.ye@intel.com>
9806 Xuepeng Guo <xuepeng.guo@intel.com>
9807 H.J. Lu <hongjiu.lu@intel.com>
9809 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
9811 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
9812 (IX86_LEA_PRIORITY): Likewise.
9813 (distance_non_agu_define): New function.
9814 (distance_agu_use): Likewise.
9815 (ix86_lea_for_add_ok): Likewise.
9816 (ix86_dep_by_shift_count): Likewise.
9818 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
9819 should split for LEA.
9821 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
9823 (ix86_dep_by_shift_count): Likewise.
9825 2009-04-20 Richard Guenther <rguenther@suse.de>
9827 * expr.c (handled_component_p): Move ...
9828 * tree.h (handled_component_p): ... here.
9829 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
9830 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
9831 and REALPART_EXPR to be in one group.
9833 2009-04-20 Richard Guenther <rguenther@suse.de>
9835 * basic-block.h (get_all_dominated_blocks): Declare.
9836 * dominance.c (get_all_dominated_blocks): New function.
9837 * tree-cfg.c (get_all_dominated_blocks): Remove.
9838 (remove_edge_and_dominated_blocks): Adjust.
9839 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
9840 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
9841 instead of recursing.
9843 2009-04-20 Doug Kwan <dougkwan@google.com>
9845 * cgraph.h (cgraph_node_ptr): New type for vector functions.
9846 (struct cgraph_node_set_def): New type.
9847 (cgraph_node_set) New type. Also declare vector functions.
9848 (struct cgraph_node_set_element_def): New type.
9849 (cgraph_node_set_element): Ditto.
9850 (cgraph_node_set_iterator): New iterator type.
9851 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
9852 cgraph_node_set_remove, dump_cgraph_node_set,
9853 debug_cgraph_node_set): New prototypes.
9854 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
9855 cgraph_node_set_size): New inlines.
9856 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
9858 (struct ipa_opt_pass): Add struct cgraph_node_set_def
9859 argument to function 'write_summary'.
9860 * ipa.c: Include ggc.h.
9861 (hash_cgraph_node_set_element,
9862 eq_cgraph_node_set_element, cgraph_node_set_new,
9863 cgraph_node_set_add, cgraph_node_set_remove,
9864 cgraph_node_set_find, dump_cgraph_node_set,
9865 debug_cgraph_node_set): New functions.
9866 * Makefile.in (ipa.o): Add dependency on GGC_H.
9868 2009-04-20 Ira Rosen <irar@il.ibm.com>
9870 PR tree-optimization/39675
9871 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
9872 check of the return code of vect_schedule_slp. Check that
9873 stmt_vec_info still exists for the statement, before checking its
9876 2009-04-20 Michael Matz <matz@suse.de>
9878 * Makefile.in (generated_files): Take out $(simple_generated_c).
9880 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
9882 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
9883 (UINTPTR_TYPE): Likewise.
9885 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9888 * c-typeck.c (digest_init): Check for initializing an array with a
9891 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9894 * c-semantics.c (pop_stmt_list): Propagate
9895 STATEMENT_LIST_HAS_LABEL to parent statement list.
9897 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
9899 * config/mips/mips.h (mips_tune_attr): New macro.
9900 * config/mips/mips.md (cpu): Use it.
9902 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9905 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
9908 2009-04-19 Diego Novillo <dnovillo@google.com>
9910 * toplev.c (compile_file): Move call to coverage_finish ...
9911 * cgraphunit.c (ipa_passes): ... here.
9912 Call cgraph_process_new_functions.
9913 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
9914 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
9916 2009-04-19 Jan Hubicka <jh@suse.cz>
9918 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
9920 (dump_cgraph_node): Dump can throw external flag.
9921 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9923 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9927 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9928 * common.opt (Wlogical-op): Move from here...
9929 * c.opt (Wlogical-op): ... to here.
9930 * c-typeck.c (parser_build_binary_op): Update call to
9931 warn_logical_operator.
9932 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9934 * c-common.c (warn_logical_op): Update.
9935 * c-common.h (warn_logical_op): Update declaration.
9937 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9939 * tree.c (protected_set_expr_location): Fix formatting.
9941 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9944 * c-typeck.c (readonly_warning): new.
9945 (build_unary_op, build_modify_expr): Use readonly_warning for
9946 storing into something readonly but not const-qualified.
9948 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9951 * c-typeck.c (build_unary_op): Check for taking address of
9952 expression of type void.
9954 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9957 * c-typeck.c (build_function_call): Check for calling a function
9958 with qualified void return types. Call require_complete_type when
9961 2009-04-18 Jan Hubicka <jh@suse.cz>
9963 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9965 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9966 can_throw_external flag.
9967 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9968 * ipa-pure-const.c (ignore_edge): New function.
9969 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9970 only over can_throw_external edges.
9971 (local_pure_const): Add nothrow flag.
9972 * ipa-utils.c (searchc): Add ignore_edge callback.
9973 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9974 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9975 (set_nothrow_function_flags): Update cgraph.
9976 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9978 2009-04-18 Richard Guenther <rguenther@suse.de>
9981 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9982 (fold_stmt): ... this and ...
9983 (fold_stmt_inplace): ... this.
9984 (fold_stmt_1): Fold references in calls and asms.
9985 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9987 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9989 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9990 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9992 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9994 * tree.c (function_args_count): Remove.
9995 * tree.h: Remove the prototype for function_args_count.
9997 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9999 * tree-iterator.c (expr_only): Remove.
10000 * tree.h: Remove the prototype for expr_only.
10002 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10004 * reginfo.c (cannot_change_mode_set_regs): Remove.
10005 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10007 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10009 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10010 whether operands 0 and 1 overlaps.
10012 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10014 PR middle-end/36902
10015 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10016 pointer. Use warning_at instead of warning.
10017 (search_for_addr_array): Likewise.
10018 (check_array_bounds): Likewise.
10019 (check_all_array_refs): Check that the incoming edge is not in the
10020 list of edges to be removed.
10021 (check_all_array_refs): Avoid the temporal pointer.
10022 (vrp_visit_cond_stmt): Fix typo.
10023 (simplify_switch_using_ranges): Handle the case where the switch
10024 index is an integer constant.
10026 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10028 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10030 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10032 * doc/extend.texi, doc/invoke.texi: Fix typos.
10034 2009-04-17 Cary Coutant <ccoutant@google.com>
10036 * tree-flow-inline.h (get_lineno): Fix inverted test.
10038 2009-04-17 Diego Novillo <dnovillo@google.com>
10040 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10041 assertion for AVAIL_OUT.
10043 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10046 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10047 * config/sh/linux-atomic.asm: Likewise.
10049 2009-04-17 Diego Novillo <dnovillo@google.com>
10051 * except.c (debug_eh_tree): New.
10052 (struct eh_region, struct eh_status): Move ...
10053 * except.h: ... here.
10054 (add_type_for_runtime): Declare extern.
10055 (lookup_type_for_runtime): Likewise.
10056 (debug_eh_tree): Declare.
10057 * Makefile.in (GTFILES): List except.h before except.c
10059 2009-04-17 Diego Novillo <dnovillo@google.com>
10061 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10062 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10063 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10064 (find_vars_r): ... here.
10065 * tree-flow.h (find_referenced_vars_in): Declare.
10066 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10067 that AVAIL_OUT exists for BLOCK.
10068 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10069 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10070 (tree-parloops.o): Likewise.
10072 2009-04-17 Simon Baldwin <simonb@google.com>
10074 * toplev.c (default_tree_printer): Add handling for %E format.
10076 2009-04-17 Diego Novillo <dnovillo@google.com>
10078 * tree-pretty-print.c (dump_generic_node): Add break after
10079 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10080 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10081 FUNCTION_TYPE together. Call print_struct_decl when printing
10082 structures and TDF_SLIM is not given.
10083 (print_struct_decl): Fix logic for detecting recursion.
10085 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10088 * gcc.c (create_at_file): New.
10089 (compile_input_file_p): New.
10090 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10091 * main.c (main): Update call to toplev_main.
10092 * toplev.c (toplev_main): Change signature. Call expandargv.
10093 * toplev.h (toplev_main): Change signature.
10095 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10097 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10098 if the latter is not constant.
10100 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10102 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10104 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10106 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10107 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10109 2009-04-17 Richard Guenther <rguenther@suse.de>
10111 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10112 Handle component references view-converting an invariant address.
10114 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10116 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10117 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10118 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10119 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10120 Use @deftypevr rather than @deftypevar.
10122 2009-04-17 Richard Guenther <rguenther@suse.de>
10124 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10125 (get_prop_source_stmt): Likewise.
10126 (can_propagate_from): Likewise.
10128 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10130 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10131 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10132 (--with-multilib-list): Add default value.
10133 * configure: Regenerate.
10134 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10135 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10136 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10137 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10138 Don't add default cpu to multilib list unnecessarily, but do enable
10139 the relevant compiler option..
10140 Add support for --with-multilib-list=<blank> and
10141 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10142 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10143 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10144 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10145 TM_MULTILIB_CONFIG.
10146 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10147 (MULTILIB_OSDIRNAMES): New variable.
10148 * config/sh/t-1e: Delete file.
10149 * config/sh/t-mlib-sh1: Delete file.
10150 * config/sh/t-mlib-sh2: Delete file.
10151 * config/sh/t-mlib-sh2a: Delete file.
10152 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10153 * config/sh/t-mlib-sh2a-single: Delete file.
10154 * config/sh/t-mlib-sh2a-single-only: Delete file.
10155 * config/sh/t-mlib-sh2e: Delete file.
10156 * config/sh/t-mlib-sh3e: Delete file.
10157 * config/sh/t-mlib-sh4: Delete file.
10158 * config/sh/t-mlib-sh4-nofpu: Delete file.
10159 * config/sh/t-mlib-sh4-single: Delete file.
10160 * config/sh/t-mlib-sh4-single-only: Delete file.
10161 * config/sh/t-mlib-sh4a: Delete file.
10162 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10163 * config/sh/t-mlib-sh4a-single: Delete file.
10164 * config/sh/t-mlib-sh4a-single-only: Delete file.
10165 * config/sh/t-mlib-sh4al: Delete file.
10166 * config/sh/t-mlib-sh5-32media: Delete file.
10167 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10168 * config/sh/t-mlib-sh5-64media: Delete file.
10169 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10170 * config/sh/t-mlib-sh5-compact: Delete file.
10171 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10172 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10173 * doc/install.texi (Options specification): Add
10174 --with-multilib-list and --with-endian.
10176 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10178 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10180 (OBJS-common): Add plugin-version.o.
10181 (plugin-version.o): New.
10182 * gcc-plugin.h (plugin_gcc_version): New.
10183 (plugin_default_version_check): New.
10184 (plugin_init_func, plugin_init): Add version argument.
10185 * plugin-version.c: New.
10186 * plugin.c (str_plugin_gcc_version_name): New.
10187 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10188 pass it to the init function.
10189 (plugin_default_version_check): New.
10191 2009-04-17 Richard Guenther <rguenther@suse.de>
10193 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10194 for decl-vs-decl disambiguation.
10196 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10198 * config/s390/s390.h (s390_tune_attr): New macro definition.
10199 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10201 2009-04-17 Richard Guenther <rguenther@suse.de>
10203 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10204 (fold_stmt_r): Likewise.
10205 (maybe_fold_reference): New function.
10206 (fold_gimple_assign): Handle cases fold_stmt_r did.
10207 (fold_stmt): Do not use fold_stmt_r.
10208 (fold_stmt_inplace): Likewise.
10210 2009-04-17 Richard Guenther <rguenther@suse.de>
10212 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10213 (record_equivalences_from_stmt): Remove useless checks and
10215 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10216 the type is already suitable.
10218 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10220 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10222 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10224 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10225 (CMPtype): Define as __gcc_CMPtype.
10227 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10229 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10230 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10232 2009-04-17 Richard Guenther <rguenther@suse.de>
10234 PR tree-optimization/39746
10235 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10236 special-casing for builtins and static variable use/def.
10237 (call_may_clobber_ref_p_1): Likewise.
10239 2009-04-16 Ian Lance Taylor <iant@google.com>
10241 * df.h: Include "timevar.h".
10242 (struct df_problem): Change tv_id field to timevar_id_t.
10243 * tree-pass.h: Include "timevar.h".
10244 (struct opt_pass): Change tv_id field to timevar_id_t.
10245 * timevar.h (timevar_id_t): Define TV_NONE.
10246 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10247 TV_NONE rather than tv_id != 0.
10248 (execute_one_pass): Likewise.
10249 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10250 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10251 dependencies to $(TREE_PASS_H).
10252 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10254 (pass_branch_target_load_optimize2): Likewise.
10255 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10256 (pass_outof_cfg_layout_mode): Likewise.
10257 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10258 (pass_rebuild_cgraph_edges): Likewise.
10259 (pass_remove_cgraph_callee_edges): Likewise.
10260 * df-core.c (pass_df_initialize_opt): Likewise.
10261 (pass_df_initialize_no_opt): Likewise.
10262 (pass_df_finish): Likewise.
10263 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10264 * except.c (pass_set_nothrow_function_flags): Likewise.
10265 (pass_convert_to_eh_region_ranges): Likewise.
10266 * final.c (pass_compute_alignments): Likewise.
10267 * function.c (pass_instantiate_virtual_regs): Likewise.
10268 (pass_init_function): Likewise.
10269 (pass_leaf_regs): Likewise.
10270 (pass_match_asm_constraints): Likewise.
10271 * gimple-low.c (pass_lower_cf): Likewise.
10272 (pass_mark_used_blocks): Likewise.
10273 * init-regs.c (pass_initialize_regs): Likewise.
10274 * integrate.c (pass_initial_value_sets): Likewise.
10275 * ira.c (pass_ira): Likewise.
10276 * jump.c (pass_cleanup_barriers): Likewise.
10277 * omp-low.c (pass_expand_omp): Likewise.
10278 (pass_lower_omp): Likewise.
10279 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10280 * recog.c (pass_split_all_insns): Likewise.
10281 (pass_split_after_reload): Likewise.
10282 (pass_split_before_regstack): Likewise.
10283 (pass_split_before_sched2): Likewise.
10284 (pass_split_for_shorten_branches): Likewise.
10285 * reginfo.c (pass_reginfo_init): Likewise.
10286 (pass_subregs_of_mode_init): Likewise.
10287 (pass_subregs_of_mode_finish): Likewise.
10288 * passes.c (pass_postreload): Likewise.
10289 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10290 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10291 (pass_warn_function_return): Likewise.
10292 (pass_warn_function_noreturn): Likewise.
10293 * tree-complex.c (pass_lower_complex): Likewise.
10294 (pass_lower_complex_O0): Likewise.
10295 * tree-if-conv.c (pass_if_conversion): Likewise.
10296 * tree-into-ssa.c (pass_build_ssa): Likewise.
10297 * tree-mudflap.c (pass_mudflap_1): Likewise.
10298 (pass_mudflap_2): Likewise.
10299 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10300 (pass_mudflap_2): Likewise.
10301 * tree-nrv.c (pass_return_slot): Likewise.
10302 * tree-object-size.c (pass_object_sizes): Likewise.
10303 * tree-optimize.c (pass_all_optimizations): Likewise.
10304 (pass_early_local_passes): Likewise.
10305 (pass_all_early_optimizations): Likewise.
10306 (pass_cleanup_cfg): Likewise.
10307 (pass_cleanup_cfg_post_optimizing): Likewise.
10308 (pass_free_datastructures): Likewise.
10309 (pass_free_cfg_annotations): Likewise.
10310 (pass_fixup_cfg): Likewise.
10311 (pass_init_datastructures): Likewise.
10312 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10313 (pass_late_warn_uninitialized): Likewise.
10314 (pass_update_address_taken): Likewise.
10315 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10316 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10317 (pass_cse_sincos): Likewise.
10318 (pass_convert_to_rsqrt): Likewise.
10319 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10320 * tree-stdarg.c (pass_stdarg): Likewise.
10321 * tree-tailcall.c (pass_tail_recursion): Likewise.
10322 (pass_tail_calls): Likewise.
10323 * tree-vect-generic.c (pass_lower_vector): Likewise.
10324 (pass_lower_vector_ssa): Likewise.
10325 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10327 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10329 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10331 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10333 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10334 logical and signext.
10336 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10339 * config/sh/predicates.md (arith_operand): Check if the operand
10340 of TRUNCATE is a REG.
10342 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10344 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10345 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10347 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10349 * tree-iterator.c (tsi_split_statement_list_after,
10350 tsi_split_statement_list_before): Remove.
10351 * tree-iterator.h: Remove the prototypes for
10352 tsi_split_statement_list_after and tsi_split_statement_list_before.
10354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10356 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10357 * tree-ssa-propagate.h: Remove the prototype for
10358 stmt_makes_single_load.
10360 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10362 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10363 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10365 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10367 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10369 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10371 * except.c (eh_region_outer_p): Remove.
10372 * except.h: Remove the prototype for eh_region_outer_p.
10374 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10376 * function.c (current_function_assembler_name): Remove.
10377 * function.h: Remove the prototype for
10378 current_function_assembler_name.
10380 2009-04-16 Ian Lance Taylor <iant@google.com>
10382 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10383 (add_reg_note): Call alloc_reg_note.
10384 * rtl.h (alloc_reg_note): Declare.
10385 * combine.c (try_combine): Use alloc_reg_note.
10386 (recog_for_combine, move_deaths): Likewise.
10387 (distribute_notes): Use alloc_reg_note and add_reg_note.
10388 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10389 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10390 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10392 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10394 PR rtl-optimization/39762
10395 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10396 ira_may_move_out_cost): Add comments about way of their usage.
10397 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10399 * ira-conflicts.c (process_regs_for_copy): Use function
10400 ira_get_register_move_cost instead of global
10401 ira_register_move_cost.
10403 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10404 color_pass, move_spill_restore, update_curr_costs): Ditto.
10406 * ira-lives.c (process_single_reg_class_operands): Ditto.
10408 * ira-emit.c (emit_move_list): Ditto.
10410 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10411 (record_reg_classes): Ditto. Use functions
10412 ira_get_register_move_cost and ira_get_may_move_cost instead of
10413 global vars ira_register_move_cost, ira_may_move_out_cost and
10414 ira_may_move_in_cost.
10415 (record_address_regs): Don't call ira_init_register_move_cost.
10416 Use function ira_get_may_move_cost instead of global
10417 ira_may_move_in_cost.
10418 (process_bb_node_for_hard_reg_moves): Use function
10419 ira_get_register_move_cost instead of global ira_register_move_cost.
10420 (ira_costs): Don't call ira_init_register_move_cost.
10422 2009-04-16 Richard Guenther <rguenther@suse.de>
10424 * tree-cfg.c (verify_gimple_assign_binary):
10425 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10426 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10427 (create_general_new_stmt): Note that this function is broken.
10429 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10431 * common.opt (fhelp): Add Var(help_flag).
10432 * gcc-plugin.h (plugin_info): Add help.
10433 * plugin.c (plugin_name_args): Add help.
10434 (register_plugin_info): Set plugin->help.
10435 (print_help_one_plugin): New.
10436 (print_plugins_help): New.
10437 * plugin.h (print_plugins_help): New.
10438 * toplev.c (toplev_main): Call print_plugins_help if needed.
10440 2009-04-16 Richard Guenther <rguenther@suse.de>
10442 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10443 (gimple_ior_addresses_taken_1): New function.
10444 (gimple_ior_addresses_taken): Likewise.
10445 * gimple.h (struct gimple_statement_with_ops_base): Remove
10446 addresses_taken member.
10447 (gimple_ior_addresses_taken): Declare.
10448 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10449 gimple_set_addresses_taken): Remove.
10450 * ipa-reference.c (mark_address): New function.
10451 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10452 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10453 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10454 (gimple_add_to_addresses_taken): Remove.
10455 (get_tmr_operands): Call mark_address_taken.
10456 (get_asm_expr_operands): Likewise.
10457 (get_expr_operands): Likewise.
10458 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10459 (free_stmt_operands): Do not free it.
10460 * tree-ssa.c (delete_tree_ssa): Likewise.
10461 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10463 2009-04-16 Richard Guenther <rguenther@suse.de>
10465 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10466 (walk_stmt_load_store_ops): Likewise.
10467 * gimple.c (get_base_loadstore): New function.
10468 (walk_stmt_load_store_addr_ops): Likewise.
10469 (walk_stmt_load_store_ops): Likewise.
10470 * ipa-pure-const.c (check_op): Simplify.
10471 (check_load, check_store): New functions.
10472 (check_stmt): Use walk_stmt_load_store_ops.
10473 * ipa-reference.c (mark_load): Adjust signature.
10474 (mark_store): Likewise.
10475 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10477 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10479 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10480 (plugin_info): New.
10481 * opts.c (common_handle_option): Don't call print_version.
10482 * plugin.c (plugin_name_args): Add version.
10483 (register_plugin_info): New.
10484 (register_callback): Handle PLUGIN_INFO.
10485 (try_init_one_plugin): New.
10486 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10488 (finalize_one_plugin): New.
10489 (finalize_plugins): New.
10490 (print_one_plugin): New.
10491 (print_plugins_versions): New.
10492 * plugin.h (print_plugins_versions): New.
10493 (finalize_plugins): New.
10494 * toplev.c (compile_file): Don't call initialize_plugins.
10495 (print_version): Call print_plugins_versions.
10496 (toplev_main): Call initialize_plugins. Print version if needed.
10497 Call finalize_plugins.
10499 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10501 * common.opt (fversion): New.
10502 * gcc.c (print_version): New.
10503 (process_command): Don't print the version. Just set print_version.
10504 (main): Print version. Call subprocesses if print_version and
10505 verbose_flag are set.
10506 * opts.c (common_handle_option): Handle OPT_fversion.
10508 2009-04-16 Richard Guenther <rguenther@suse.de>
10509 Ira Rosen <irar@il.ibm.com>
10511 PR tree-optimization/39698
10512 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10513 type of the reduction variable. Only generate the def if
10516 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10517 make sure to first convert to an integer of the same precision.
10518 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10519 the type of the evolution correctly in computing the new
10520 induction variable base.
10522 2009-04-16 Richard Guenther <rguenther@suse.de>
10524 PR middle-end/39625
10525 * tree-cfg.c (make_blocks): Split statements with to-be
10526 abnormal SSA names on the lhs.
10528 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10530 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10531 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10532 * c-typeck.c (really_start_incremental_init): Likewise.
10533 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10534 (TARGET_INITIALIZER): Remove it.
10535 * target.h (struct target): Remove vector_opaque_p.
10536 * tree.c (build_opaque_vector_type): New.
10537 * tree.h (TYPE_VECTOR_OPAQUE): New.
10538 (build_opaque_vector_type): Declare.
10539 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10540 * config/rs6000/rs6000.c (build_opaque_vector_type,
10541 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10542 (rs6000_init_builtins): Use build_opaque_vector_type for
10543 opaque_V4SI_type_node.
10545 2009-04-15 Catherine Moore <clm@codesourcery.com>
10547 * debug.h (set_name): Declare.
10548 * dwarf2out.c (dwarf2out_set_name): Declare.
10549 (dwarf2_debug_hooks): Add set_name.
10550 (find_AT_string): New.
10551 (add_AT_string): Call find_AT_string.
10552 (dwarf2out_set_name): New.
10553 * cp/decl.c (grokdeclarator): Call set_name.
10554 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10555 * debug.c (do_nothing_debug_hooks): Likewise.
10556 * dbxout.c (dbx_debug_hooks): Likewise.
10557 * sdbout.c (sdb_debug_hooks): Likewise.
10559 2009-04-15 Michael Eager <eager@eagercon.com>
10561 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10562 reg for single-precision FPU.
10563 * config/rs6000/rs6000.md (movsi_internal1): Only for
10564 !TARGET_SINGLE_FPU.
10565 (movsi_internal1_single): New. Add pattern to move SI values to/from
10566 single-precision FP regs.
10568 2009-04-15 Richard Guenther <rguenther@suse.de>
10570 * omp-low.c (lower_rec_input_clauses): Build correct address
10572 (expand_omp_for_generic): Fix multiplication type.
10573 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
10574 (generate_memset_zero): Fix types.
10575 * tree-profile.c (prepare_instrumented_value): Correctly
10578 2009-04-15 Ian Lance Taylor <iant@google.com>
10580 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
10581 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
10582 for -Wall and for -Wc++-compat.
10583 (c_common_post_options): For C++, set warn_enum_compare if not
10585 * c-tree.h (struct c_expr): Add field original_type.
10586 (build_external_ref): Update declaration.
10587 * c-parser.c (c_parser_braced_init): Set original_type.
10588 (c_parser_initelt): Likewise.
10589 (c_parser_expr_no_commas): Likewise.
10590 (c_parser_conditional_expression): Likewise.
10591 (c_parser_cast_expression): Likewise.
10592 (c_parser_unary_expression): Likewise. Pull setting of
10593 original_code to top of function.
10594 (c_parser_sizeof_expression): Set original_type.
10595 (c_parser_alignof_expression): Likewise.
10596 (c_parser_postfix_expression): Likewise. Pull setting of
10597 original_code to top of function.
10598 (c_parser_postfix_expression_after_paren_type): Set original_type.
10599 (c_parser_postfix_expression_after_primary): Likewise.
10600 (c_parser_expression): Likewise.
10601 * c-typeck.c (build_external_ref): Add type parameter. Change all
10603 (c_expr_sizeof_expr): Set original_type field.
10604 (parser_build_unary_op): Likewise.
10605 (parser_build_binary_op): Likewise. Optionally warn about
10606 comparisons of enums of different types.
10607 (digest_init): Set original_type field.
10608 (really_start_incremental_init): Likewise.
10609 (push_init_level, pop_init_level): Likewise.
10610 * doc/invoke.texi (Warning Options): -Wenum-compare now
10613 2009-04-15 Richard Guenther <rguenther@suse.de>
10615 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
10616 out a necessary conversion.
10617 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
10618 names we didn't value number.
10619 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
10621 2009-04-15 Richard Guenther <rguenther@suse.de>
10623 PR tree-optimization/39764
10624 * tree-ssa-ccp.c (get_value): Canonicalize value with
10625 canonicalize_float_value.
10627 2009-04-15 Jan Hubicka <jh@suse.cz>
10629 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
10630 Wrong version of patch.
10632 2009-04-15 Jan Hubicka <jh@suse.cz>
10634 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
10636 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
10638 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
10639 our distinct integral and vector types.
10641 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
10643 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
10644 * init.c (build_vtbl_address): Remove call to assemble_external.
10646 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
10648 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
10649 output for other floating point modes.
10651 2009-04-14 Diego Novillo <dnovillo@google.com>
10653 * diagnostic.c (diagnostic_report_diagnostic): Do not
10654 warn about loaded plugins for DK_ERROR and DK_WARNING.
10655 * c-decl.c (declspecs_add_type): Move call to
10656 invoke_plugin_callbacks ...
10657 * c-parser.c (c_parser_declspecs): ... here.
10658 * plugin.c (dump_active_plugins): Tidy output.
10660 2009-04-14 Diego Novillo <dnovillo@google.com>
10661 Le-Chun Wu <lcwu@google.com>
10663 * configure.ac: Add --enable-plugin support.
10664 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
10665 * Makefile.in (PLUGIN_H): Define.
10666 Export ENABLE_PLUGIN and GMPINC to site.exp.
10667 Add PLUGINLIBS to link command.
10668 Add/modify dependencies for plugin.o and files including plugin.h.
10670 * config.in: Regenerate.
10672 * opts.c (common_handle_option): Handle OPT_fplugin_ and
10675 2009-04-14 Le-Chun Wu <lcwu@google.com>
10677 * tree-pass.h (register_one_dump_file): Add a prototype for
10678 register_one_dump_file.
10679 * toplev.c (compile_file): Call initialize_plugins.
10680 (do_compile): Call invoke_plugin_callbacks.
10681 (toplev_main): Call invoke_plugin_callbacks.
10682 * common.opt: Add -fplugin= and -fplugin-arg-.
10683 * gcc-plugin.h: New public header file for plugins to include.
10684 * plugin.c: New source file.
10685 * plugin.h: New internal header file.
10686 * passes.c (register_one_dump_file): Make it external.
10688 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
10690 2009-04-14 Diego Novillo <dnovillo@google.com>
10692 * doc/plugins.texi: New.
10693 * doc/gccint.texi: Add reference to Plugins chapter.
10694 * doc/invoke.texi: Document -fplugin and -fplugin-arg
10695 * diagnostic.c (diagnostic_report_diagnostic): Warn about
10696 loaded plugins, if any.
10697 * timevar.def (TV_PLUGIN_INIT): Define.
10698 (TV_PLUGIN_RUN): Define.
10699 * plugin.c: Include timevar.h
10700 (plugins_active_p): New.
10701 (dump_active_plugins): New.
10702 (debug_active_plugins): New.
10704 2009-04-14 Joseph Myers <joseph@codesourcery.com>
10706 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
10708 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
10710 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
10712 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
10713 the same as a minus without a shift.
10715 2009-04-14 Nick Clifton <nickc@redhat.com>
10717 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
10718 comparisons with small integers will always produce a short
10721 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
10724 2008-12-19 Diego Novillo <dnovillo@google.com>
10726 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
10728 2009-04-14 Richard Guenther <rguenther@suse.de>
10730 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
10732 (verify_gimple_assign_binary): Likewise. Handle shifts and
10734 (verify_gimple_phi): Print the mismatched argument position.
10735 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10737 (vect_update_init_of_dr): Likewise.
10738 * matrix-reorg.c (transform_access_sites): Do what the
10740 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
10742 2009-04-13 Michael Eager <eager@eagercon.com>
10744 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
10745 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
10746 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
10747 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
10748 remove duplicate config
10750 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10752 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
10753 file_name:line_number type locator of the call site.
10755 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
10757 * genautomata.c: Put blank after comma.
10758 (automaton_decls): New.
10759 (struct unit_usage): Add comments to member next.
10760 (store_alt_unit_usage): Keep the list ordered.
10761 (unit_present_on_list_p, equal_alternatives_p): New.
10762 (check_regexp_units_distribution): Check units distribution
10763 correctness correctly.
10764 (main): Don't write automata if error is found. Return correct
10767 * config/m68k/cf.md (cfv4_ds): Remove.
10768 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
10769 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
10771 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
10772 power4-load-ext, power4-store, power4-store-update,
10773 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
10774 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
10775 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
10776 power4-sqrt, power4-isync): Modify reservation to make correct
10777 unit distribution to automata.
10779 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
10780 power5-store-update, power5-two, power5-three, power5-lmul,
10781 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
10783 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
10785 * except.c (pass_set_nothrow_function_flags): Set name and add
10787 (set_nothrow_function_flags): Mention in the dump file when
10788 changing a function to nothrow.
10790 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
10793 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
10794 instead of unsigned long.
10796 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10798 * config/arm/arm.c (return_used_this_function): Remove.
10799 (arm_output_function_prologue): Remove use of
10800 return_used_this_function.
10801 (output_return_instruction): Replace use of
10802 return_used_this_function
10803 by cfun->machine->return_used_this_function.
10804 (arm_output_epilogue): Likewise.
10805 (arm_output_function_epilogue): Likewise.
10806 (thumb_unexpanded_epilogue): Likewise.
10807 * config/arm/arm.h (struct machine_function):
10808 New member return_used_this_function.
10810 2009-04-12 Mark Mitchell <mark@codesourcery.com>
10812 * doc/install.texi: Correct description of default directory for
10813 --with-gxx-include-dir.
10815 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
10817 * fold-const.c (build_range_check): Properly deal with enumeral and
10818 boolean base types.
10820 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
10822 * doc/invoke.texi (max_gcse_passes): Remove documentation.
10823 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
10824 * params.h (MAX_GCSE_PASSES): Remove.
10825 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
10826 in sequence. Remove ability to run multiple passes.
10827 (bypass_jumps): Report run as third CPROP pass.
10829 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
10831 PR middle-end/39651
10832 * except.c (can_throw_external): Look at each insn in a SEQUENCE
10833 when deciding whether the whole SEQUENCE can throw.
10835 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
10838 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
10839 offseted label references.
10841 2009-04-11 Jan Hubicka <jh@suse.cz>
10843 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
10845 2009-04-11 Richard Guenther <rguenther@suse.de>
10847 PR middle-end/39732
10848 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
10849 return variables as TREE_ADDRESSABLE.
10851 2009-04-11 Richard Guenther <rguenther@suse.de>
10853 PR tree-optimization/39713
10854 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
10855 reference trees have SSA_NAME operands.
10857 2009-04-11 Richard Guenther <rguenther@suse.de>
10860 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
10861 address expressions.
10863 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
10865 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
10866 match changes in Cygwin 1.7
10867 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
10868 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
10870 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10872 PR tree-optimization/39701
10873 * doc/invoke.texi (Optimization Options): Document change in
10874 meaning and initialization of -fdelete-null-pointer-checks.
10876 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10878 PR middle-end/39701
10879 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
10881 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
10884 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
10886 2009-04-10 Chao-ying Fu <fu@mips.com>
10888 * doc/tm.texi (Instruction Output): Document
10889 TARGET_ASM_FINAL_POSTSCAN_INSN.
10890 * target.h (final_postscan_insn): New field in asm_out.
10891 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10892 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
10893 * final.c (final_scan_insn): Call
10894 targetm.asm_out.final_postscan_insn after outputting
10895 an asm macro and a normal instruction.
10897 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
10898 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
10899 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
10900 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
10901 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10903 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10905 PR middle-end/39701
10906 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
10907 variables as non-NULL even with -fdelete-null-pointer-checks.
10909 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10911 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
10913 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
10916 * config/i386/i386.c (classify_argument): Handle SCmode with
10917 (bit_offset % 64) != 0.
10919 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
10921 * doc/invoke.texi (Optimize Options): Add cross-reference to
10922 -Q --help=optimizers examples.
10924 2009-04-10 Ben Elliston <bje@au.ibm.com>
10927 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10928 regalign for the reg == fpr and TDmode case.
10930 2009-04-09 David Ayers <ayers@fsfe.org>
10933 * objc/objc-act.c (warn_with_method): Remove helper function.
10934 (check_duplicates): Call warning and inform directly.
10935 (really_start_method): Likewise.
10937 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10939 * expmed.c (expand_divmod): Always use a comparison for a division
10940 by a large unsigned integer.
10942 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10943 for things others than variables or functions as nonzero.
10945 2009-04-09 Nick Clifton <nickc@redhat.com>
10947 * unwind-compat.c: Change copyright header to refer to version
10948 3 of the GNU General Public License with version 3.1 of the
10949 GCC Runtime Library Exception and to point readers at the
10950 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10951 * config/alpha/crtfastmath.c: Likewise.
10952 * config/alpha/linux-unwind.h: Likewise.
10953 * config/alpha/qrnnd.asm: Likewise.
10954 * config/alpha/vms-crt0-64.c: Likewise.
10955 * config/alpha/vms-crt0.c: Likewise.
10956 * config/alpha/vms-dwarf2.asm: Likewise.
10957 * config/alpha/vms-dwarf2eh.asm: Likewise.
10958 * config/alpha/vms-psxcrt0-64.c: Likewise.
10959 * config/alpha/vms-psxcrt0.c: Likewise.
10960 * config/alpha/vms_tramp.asm: Likewise.
10961 * config/arc/initfini.c: Likewise.
10962 * config/arc/lib1funcs.asm: Likewise.
10963 * config/arm/bpabi-v6m.S: Likewise.
10964 * config/arm/bpabi.S: Likewise.
10965 * config/arm/bpabi.c: Likewise.
10966 * config/arm/crti.asm: Likewise.
10967 * config/arm/crtn.asm: Likewise.
10968 * config/arm/ieee754-df.S: Likewise.
10969 * config/arm/ieee754-sf.S: Likewise.
10970 * config/arm/lib1funcs.asm: Likewise.
10971 * config/arm/libunwind.S: Likewise.
10972 * config/arm/linux-atomic.c: Likewise.
10973 * config/arm/mmintrin.h: Likewise.
10974 * config/arm/pr-support.c: Likewise.
10975 * config/arm/unaligned-funcs.c: Likewise.
10976 * config/arm/unwind-arm.c: Likewise.
10977 * config/arm/unwind-arm.h: Likewise.
10978 * config/avr/libgcc.S: Likewise.
10979 * config/bfin/crti.s: Likewise.
10980 * config/bfin/crtlibid.s: Likewise.
10981 * config/bfin/crtn.s: Likewise.
10982 * config/bfin/lib1funcs.asm: Likewise.
10983 * config/bfin/linux-unwind.h: Likewise.
10984 * config/cris/arit.c: Likewise.
10985 * config/cris/cris_abi_symbol.c: Likewise.
10986 * config/darwin-64.c: Likewise.
10987 * config/darwin-crt2.c: Likewise.
10988 * config/darwin-crt3.c: Likewise.
10989 * config/darwin.h: Likewise.
10990 * config/dbxelf.h: Likewise.
10991 * config/dfp-bit.c: Likewise.
10992 * config/dfp-bit.h: Likewise.
10993 * config/elfos.h: Likewise.
10994 * config/fixed-bit.c: Likewise.
10995 * config/fixed-bit.h: Likewise.
10996 * config/fp-bit.c: Likewise.
10997 * config/fp-bit.h: Likewise.
10998 * config/fr30/crti.asm: Likewise.
10999 * config/fr30/crtn.asm: Likewise.
11000 * config/fr30/lib1funcs.asm: Likewise.
11001 * config/freebsd-spec.h: Likewise.
11002 * config/frv/cmovd.c: Likewise.
11003 * config/frv/cmovh.c: Likewise.
11004 * config/frv/cmovw.c: Likewise.
11005 * config/frv/frvbegin.c: Likewise.
11006 * config/frv/frvend.c: Likewise.
11007 * config/frv/lib1funcs.asm: Likewise.
11008 * config/glibc-stdint.h: Likewise.
11009 * config/h8300/clzhi2.c: Likewise.
11010 * config/h8300/crti.asm: Likewise.
11011 * config/h8300/crtn.asm: Likewise.
11012 * config/h8300/ctzhi2.c: Likewise.
11013 * config/h8300/fixunssfsi.c: Likewise.
11014 * config/h8300/lib1funcs.asm: Likewise.
11015 * config/h8300/parityhi2.c: Likewise.
11016 * config/h8300/popcounthi2.c: Likewise.
11017 * config/i386/ammintrin.h: Likewise.
11018 * config/i386/att.h: Likewise.
11019 * config/i386/avxintrin.h: Likewise.
11020 * config/i386/biarch64.h: Likewise.
11021 * config/i386/bmmintrin.h: Likewise.
11022 * config/i386/cpuid.h: Likewise.
11023 * config/i386/cross-stdarg.h: Likewise.
11024 * config/i386/crtfastmath.c: Likewise.
11025 * config/i386/crtprec.c: Likewise.
11026 * config/i386/cygming-crtbegin.c: Likewise.
11027 * config/i386/cygming-crtend.c: Likewise.
11028 * config/i386/cygwin.asm: Likewise.
11029 * config/i386/emmintrin.h: Likewise.
11030 * config/i386/gmm_malloc.h: Likewise.
11031 * config/i386/gthr-win32.c: Likewise.
11032 * config/i386/i386.h: Likewise.
11033 * config/i386/immintrin.h: Likewise.
11034 * config/i386/linux-unwind.h: Likewise.
11035 * config/i386/linux64.h: Likewise.
11036 * config/i386/mm3dnow.h: Likewise.
11037 * config/i386/mmintrin-common.h: Likewise.
11038 * config/i386/mmintrin.h: Likewise.
11039 * config/i386/nmmintrin.h: Likewise.
11040 * config/i386/pmm_malloc.h: Likewise.
11041 * config/i386/pmmintrin.h: Likewise.
11042 * config/i386/smmintrin.h: Likewise.
11043 * config/i386/sol2-c1.asm: Likewise.
11044 * config/i386/sol2-ci.asm: Likewise.
11045 * config/i386/sol2-cn.asm: Likewise.
11046 * config/i386/sol2-gc1.asm: Likewise.
11047 * config/i386/tmmintrin.h: Likewise.
11048 * config/i386/unix.h: Likewise.
11049 * config/i386/w32-unwind.h: Likewise.
11050 * config/i386/wmmintrin.h: Likewise.
11051 * config/i386/x86-64.h: Likewise.
11052 * config/i386/x86intrin.h: Likewise.
11053 * config/i386/xmmintrin.h: Likewise.
11054 * config/ia64/crtbegin.asm: Likewise.
11055 * config/ia64/crtend.asm: Likewise.
11056 * config/ia64/crtfastmath.c: Likewise.
11057 * config/ia64/crti.asm: Likewise.
11058 * config/ia64/crtn.asm: Likewise.
11059 * config/ia64/fde-glibc.c: Likewise.
11060 * config/ia64/lib1funcs.asm: Likewise.
11061 * config/ia64/linux-unwind.h: Likewise.
11062 * config/ia64/quadlib.c: Likewise.
11063 * config/ia64/unwind-ia64.c: Likewise.
11064 * config/linux.h: Likewise.
11065 * config/m32c/m32c-lib1.S: Likewise.
11066 * config/m32c/m32c-lib2-trapv.c: Likewise.
11067 * config/m32c/m32c-lib2.c: Likewise.
11068 * config/m32r/initfini.c: Likewise.
11069 * config/m68hc11/larith.asm: Likewise.
11070 * config/m68hc11/m68hc11-crt0.S: Likewise.
11071 * config/m68k/cf.md: Likewise.
11072 * config/m68k/crti.s: Likewise.
11073 * config/m68k/crtn.s: Likewise.
11074 * config/m68k/lb1sf68.asm: Likewise.
11075 * config/m68k/linux-unwind.h: Likewise.
11076 * config/mcore/crti.asm: Likewise.
11077 * config/mcore/crtn.asm: Likewise.
11078 * config/mcore/lib1.asm: Likewise.
11079 * config/mips/linux-unwind.h: Likewise.
11080 * config/mips/loongson.h: Likewise.
11081 * config/mips/mips16.S: Likewise.
11082 * config/mmix/crti.asm: Likewise.
11083 * config/mmix/crtn.asm: Likewise.
11084 * config/pa/fptr.c: Likewise.
11085 * config/pa/hpux-unwind.h: Likewise.
11086 * config/pa/lib2funcs.asm: Likewise.
11087 * config/pa/linux-atomic.c: Likewise.
11088 * config/pa/linux-unwind.h: Likewise.
11089 * config/pa/milli64.S: Likewise.
11090 * config/pa/quadlib.c: Likewise.
11091 * config/pa/stublib.c: Likewise.
11092 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11093 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11094 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11095 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11096 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11097 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11098 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11099 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11100 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11101 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11102 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11103 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11104 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11105 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11106 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11107 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11108 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11109 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11110 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11111 * config/rs6000/750cl.h: Likewise.
11112 * config/rs6000/altivec.h: Likewise.
11113 * config/rs6000/biarch64.h: Likewise.
11114 * config/rs6000/crtresfpr.asm: Likewise.
11115 * config/rs6000/crtresgpr.asm: Likewise.
11116 * config/rs6000/crtresxfpr.asm: Likewise.
11117 * config/rs6000/crtresxgpr.asm: Likewise.
11118 * config/rs6000/crtsavfpr.asm: Likewise.
11119 * config/rs6000/crtsavgpr.asm: Likewise.
11120 * config/rs6000/darwin-asm.h: Likewise.
11121 * config/rs6000/darwin-fallback.c: Likewise.
11122 * config/rs6000/darwin-fpsave.asm: Likewise.
11123 * config/rs6000/darwin-ldouble.c: Likewise.
11124 * config/rs6000/darwin-tramp.asm: Likewise.
11125 * config/rs6000/darwin-unwind.h: Likewise.
11126 * config/rs6000/darwin-vecsave.asm: Likewise.
11127 * config/rs6000/darwin-world.asm: Likewise.
11128 * config/rs6000/e500crtres32gpr.asm: Likewise.
11129 * config/rs6000/e500crtres64gpr.asm: Likewise.
11130 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11131 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11132 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11133 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11134 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11135 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11136 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11137 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11138 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11139 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11140 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11141 * config/rs6000/eabi-ci.asm: Likewise.
11142 * config/rs6000/eabi-cn.asm: Likewise.
11143 * config/rs6000/eabi.asm: Likewise.
11144 * config/rs6000/linux-unwind.h: Likewise.
11145 * config/rs6000/linux64.h: Likewise.
11146 * config/rs6000/paired.h: Likewise.
11147 * config/rs6000/paired.md: Likewise.
11148 * config/rs6000/ppc64-fp.c: Likewise.
11149 * config/rs6000/ppu_intrinsics.h: Likewise.
11150 * config/rs6000/rs6000.h: Likewise.
11151 * config/rs6000/si2vmx.h: Likewise.
11152 * config/rs6000/sol-ci.asm: Likewise.
11153 * config/rs6000/sol-cn.asm: Likewise.
11154 * config/rs6000/spe.h: Likewise.
11155 * config/rs6000/spu2vmx.h: Likewise.
11156 * config/rs6000/sysv4.h: Likewise.
11157 * config/rs6000/tramp.asm: Likewise.
11158 * config/rs6000/vec_types.h: Likewise.
11159 * config/s390/linux-unwind.h: Likewise.
11160 * config/s390/tpf-unwind.h: Likewise.
11161 * config/score/crti.asm: Likewise.
11162 * config/score/crtn.asm: Likewise.
11163 * config/sh/crt1.asm: Likewise.
11164 * config/sh/crti.asm: Likewise.
11165 * config/sh/crtn.asm: Likewise.
11166 * config/sh/divtab-sh4-300.c: Likewise.
11167 * config/sh/divtab-sh4.c: Likewise.
11168 * config/sh/divtab.c: Likewise.
11169 * config/sh/lib1funcs-4-300.asm: Likewise.
11170 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11171 * config/sh/lib1funcs.asm: Likewise.
11172 * config/sh/lib1funcs.h: Likewise.
11173 * config/sh/linux-atomic.asm: Likewise.
11174 * config/sh/linux-unwind.h: Likewise.
11175 * config/sh/shmedia.h: Likewise.
11176 * config/sh/sshmedia.h: Likewise.
11177 * config/sh/ushmedia.h: Likewise.
11178 * config/sparc/crtfastmath.c: Likewise.
11179 * config/sparc/linux-unwind.h: Likewise.
11180 * config/sparc/sol2-c1.asm: Likewise.
11181 * config/sparc/sol2-ci.asm: Likewise.
11182 * config/sparc/sol2-cn.asm: Likewise.
11183 * config/spu/divmodti4.c: Likewise.
11184 * config/spu/divv2df3.c: Likewise.
11185 * config/spu/float_disf.c: Likewise.
11186 * config/spu/float_unsdidf.c: Likewise.
11187 * config/spu/float_unsdisf.c: Likewise.
11188 * config/spu/float_unssidf.c: Likewise.
11189 * config/spu/mfc_multi_tag_release.c: Likewise.
11190 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11191 * config/spu/mfc_tag_release.c: Likewise.
11192 * config/spu/mfc_tag_reserve.c: Likewise.
11193 * config/spu/mfc_tag_table.c: Likewise.
11194 * config/spu/multi3.c: Likewise.
11195 * config/spu/spu_internals.h: Likewise.
11196 * config/spu/spu_intrinsics.h: Likewise.
11197 * config/spu/spu_mfcio.h: Likewise.
11198 * config/spu/vec_types.h: Likewise.
11199 * config/spu/vmx2spu.h: Likewise.
11200 * config/stormy16/stormy16-lib2.c: Likewise.
11201 * config/svr4.h: Likewise.
11202 * config/sync.c: Likewise.
11203 * config/v850/lib1funcs.asm: Likewise.
11204 * config/vxlib-tls.c: Likewise.
11205 * config/vxlib.c: Likewise.
11206 * config/vxworks-dummy.h: Likewise.
11207 * config/xtensa/crti.asm: Likewise.
11208 * config/xtensa/crtn.asm: Likewise.
11209 * config/xtensa/ieee754-df.S: Likewise.
11210 * config/xtensa/ieee754-sf.S: Likewise.
11211 * config/xtensa/lib1funcs.asm: Likewise.
11212 * config/xtensa/lib2funcs.S: Likewise.
11213 * config/xtensa/linux-unwind.h: Likewise.
11214 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11215 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11216 * coretypes.h: Likewise.
11217 * crtstuff.c: Likewise.
11218 * defaults.h: Likewise.
11219 * dwarf2.h: Likewise.
11220 * emutls.c: Likewise.
11221 * gbl-ctors.h: Likewise.
11222 * gcov-io.h: Likewise.
11223 * ginclude/float.h: Likewise.
11224 * ginclude/iso646.h: Likewise.
11225 * ginclude/stdarg.h: Likewise.
11226 * ginclude/stdbool.h: Likewise.
11227 * ginclude/stddef.h: Likewise.
11228 * ginclude/stdfix.h: Likewise.
11229 * ginclude/stdint-gcc.h: Likewise.
11230 * ginclude/tgmath.h: Likewise.
11231 * gthr-aix.h: Likewise.
11232 * gthr-dce.h: Likewise.
11233 * gthr-gnat.c: Likewise.
11234 * gthr-gnat.h: Likewise.
11235 * gthr-lynx.h: Likewise.
11236 * gthr-mipssde.h: Likewise.
11237 * gthr-nks.h: Likewise.
11238 * gthr-posix.c: Likewise.
11239 * gthr-posix.h: Likewise.
11240 * gthr-posix95.h: Likewise.
11241 * gthr-rtems.h: Likewise.
11242 * gthr-single.h: Likewise.
11243 * gthr-solaris.h: Likewise.
11244 * gthr-tpf.h: Likewise.
11245 * gthr-vxworks.h: Likewise.
11246 * gthr-win32.h: Likewise.
11247 * gthr.h: Likewise.
11248 * libgcc2.c: Likewise.
11249 * libgcc2.h: Likewise.
11250 * libgcov.c: Likewise.
11251 * tsystem.h: Likewise.
11252 * typeclass.h: Likewise.
11253 * unwind-c.c: Likewise.
11254 * unwind-compat.h: Likewise.
11255 * unwind-dw2-fde-compat.c: Likewise.
11256 * unwind-dw2-fde-darwin.c: Likewise.
11257 * unwind-dw2-fde-glibc.c: Likewise.
11258 * unwind-dw2-fde.c: Likewise.
11259 * unwind-dw2-fde.h: Likewise.
11260 * unwind-dw2.c: Likewise.
11261 * unwind-dw2.h: Likewise.
11262 * unwind-generic.h: Likewise.
11263 * unwind-pe.h: Likewise.
11264 * unwind-sjlj.c: Likewise.
11265 * unwind.inc: Likewise.
11266 * config/arm/neon-gen.ml: Change generated copyright header to
11267 refer to version 3 of the GNU General Public License with
11268 version 3.1 of the GCC Runtime Library Exception and to point
11269 readers at the COPYING3 and COPYING3.RUNTIME files and the
11270 FSF's license web page.
11271 * config/arm/arm_neon.h: Regenerate.
11273 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11275 * config/cris/cris.md: Change copyright header to refer to version
11276 3 of the GNU General Public License.
11277 * doc/install.texi2html: Change copyright header to refer to version
11278 3 of the GNU General Public License and to point readers at the
11279 COPYING3 file and the FSF's license web page.
11280 * config/vax/linux.h: Likewise.
11282 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11284 * config/i386/i386.md (cmpcc): New.
11285 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11286 (sync_compare_and_swap_cc*): Delete.
11288 * config/s390/s390.c (s390_compare_emitted): Remove.
11289 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11290 s390_compare_emitted used to be handled. Assert that modes match.
11291 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11292 refer to sync_compare_and_swap_ccsi.
11293 * config/s390/s390.h (s390_compare_emitted): Remove.
11294 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11295 instead of s390_compare_emitted.
11296 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11297 instead of s390_compare_emitted.
11298 * config/s390/s390.md (cmpcc): New.
11299 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11300 CC_REGNUM, do not pretend it's set.
11301 (sync_compare_and_swap_cc*): Delete.
11302 * config/s390/predicates.md (cc_reg_operand): New.
11304 * expr.c (sync_compare_and_swap_cc): Delete.
11305 * optabs.h (sync_compare_and_swap_cc): Delete.
11306 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11307 is being used with can_compare_p.
11308 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11309 (find_cc_set): New.
11310 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11311 look for a MODE_CC set instead. Use emit_store_flag.
11312 (expand_compare_and_swap_loop): Likewise, with some additional
11313 complication to avoid a force_reg when useless. Use
11314 emit_cmp_and_jump_insns.
11315 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11316 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11317 sync_compare_and_swap documentation.
11319 2009-04-09 Jan Hubicka <jh@suse.cz>
11321 * except.c (find_prev_try): Break out from ....
11322 (duplicate_eh_regions): ... here; properly update prev_try pointers
11323 when duplication part of tree.
11324 (dump_eh_tree): Improve dumping.
11325 (verify_eh_region): New.
11326 (verify_eh_tree): Use it.
11328 2009-04-06 Richard Guenther <rguenther@suse.de>
11330 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11331 &ARRAY addresses by adjusting their types and prepending
11333 * tree-cfg.c (verify_gimple_assign_single): Verify that
11334 addresses are correct.
11336 2009-04-09 Richard Guenther <rguenther@suse.de>
11338 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11339 indices into an array reference if possible.
11340 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11341 Fold POINTER_PLUS_EXPR statements with invariant address.
11343 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11346 * config.gcc (powerpc64-*-linux*): Always build biarch.
11348 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11351 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11352 it and pedwarn if this results in an INTEGER_CST.
11354 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11356 * doc/install.texi: Update minimum GMP version. Remove obsolete
11357 text in MPFR section.
11359 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11361 * dwarf2out.c (class_scope_p): New static inline.
11362 (class_or_namespace_scope_p): Use it.
11363 (gen_variable_die): Use DW_TAG_member tag for static data member
11364 declarations instead of DW_TAG_variable.
11366 PR middle-end/39573
11367 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11370 2009-04-08 Richard Guenther <rguenther@suse.de>
11372 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11373 valueize random data.
11375 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11377 * config.gcc (aix tm_file): Add aix-stdint.h.
11378 (aix tm clause use_gcc_stdint): Set to wrap.
11379 * config/rs6000/aix-stdint.h: New file.
11381 2009-04-08 Richard Guenther <rguenther@suse.de>
11383 PR middle-end/36291
11384 * tree-dfa.c (add_referenced_var): Do not recurse into
11385 global initializers.
11386 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11388 (fold_const_aggregate_ref): Likewise.
11390 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11392 * recog.c (ordered_comparison_operator): New.
11393 * gensupport.c (std_preds): Add it.
11394 * doc/md.texi (Machine-Independent Predicates): Document it.
11396 2009-04-08 Jan Hubicka <jh@suse.cz>
11398 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11399 * function.h (rtl_eh): Remove exception_handler_label_map.
11400 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11401 remove_exception_handler_label, for_each_eh_label_1): Remove.
11402 (rtl_remove_unreachable_regions): Remove.
11403 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11404 (find_exception_handler_labels): Don't build the hashtable.
11405 (maybe_remove_eh_handler): Remove.
11406 (for_each_eh_label): Rewrite to walk the tree.
11407 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11408 * except.h (maybe_remove_eh_handler): Remove.
11409 * passes.c (init_optimization_passes): Schedule second EH cleanup
11411 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11412 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11414 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11416 * genoutput.c (validate_optab_operands): New.
11417 (gen_insn, gen_expand): Call it.
11419 * genflags.c (gen_insn): Detect misused iterators.
11420 (main): Pass line_no to gen_insn, exit with status 1 on error.
11422 * genextract.c (line_no): Make global.
11423 (VEC_safe_set_locstr): Change assertion to error message.
11424 (main): Exit with status 1 on error.
11426 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11430 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11431 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11432 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11433 * c-convert.c (convert): Do not call fold on results of conversion
11434 functions when the result is a C_MAYBE_CONST_EXPR.
11435 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11436 of __builtin_choose_expr.
11437 * c-typeck.c (remove_c_maybe_const_expr): New.
11438 (build_unary_op, build_conditional_expr, build_compound_expr,
11439 build_binary_op, c_objc_common_truthvalue_conversion): Call
11440 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11443 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11445 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11446 CODE to produce a new one. Add a prototype to use fold_convert_const
11448 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11451 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11452 mix declarations and code.
11454 2009-04-08 Ben Elliston <bje@au.ibm.com>
11456 * gcc.c: Replace `CC' with `GCC' throughout.
11458 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11460 * doc/invoke.texi: Document Atom support.
11462 2009-04-07 Jason Merrill <jason@redhat.com>
11465 * c-common.h, c-common.c: Add flag_pretty_templates.
11466 * c-opts.c (c_common_handle_option): Set it.
11467 * c.opt: Add -fno-pretty-templates.
11468 * doc/invoke.texi (C++ Dialect Options): Likewise.
11470 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11472 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11473 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11474 (ia64_expand_builtin): Likewise.
11476 2009-04-07 Martin Jambor <mjambor@suse.cz>
11478 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11479 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11480 ADDR_EXPRS are include too.
11482 2009-04-07 Richard Guenther <rguenther@suse.de>
11484 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11485 decls are only used if passes as parameters or if they are
11486 local statics and the call is not to a builtin.
11487 (call_may_clobber_ref_p_1): Likewise.
11489 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11491 * expr.c (do_store_flag): Remove last argument. Simplify code
11492 to avoid duplication of tests already done by can_compare_p.
11493 (expand_expr_real_1): Adjust caller.
11495 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11497 * optabs.c (can_compare_p): Test the predicate of a
11498 cbranch and cstore pattern.
11500 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11502 * expr.c (convert_move): Use emit_store_flag instead of
11505 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11507 * config/i386/i386.c (ix86_compare_emitted): Remove.
11508 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11509 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11510 * config/i386/i386.h (ix86_compare_emitted): Remove.
11511 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11512 instead of ix86_compare_emitted.
11513 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11515 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11517 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11518 Add t-sysroot-suffix to tmake_file.
11519 * config/print-sysroot-suffix.sh: New file.
11520 * config/t-sysroot-suffix: New file.
11522 2009-04-07 Ben Elliston <bje@au.ibm.com>
11524 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11525 as the latter produces a warning when the target does not support
11528 2009-04-07 Ben Elliston <bje@au.ibm.com>
11530 * dfp.c: Replace type punning assignments with memcpy throughout.
11531 * Makefile.in (dfp.o-warn): Remove.
11533 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11536 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11537 Include soft-fp/t-softfp after rs6000/t-linux64.
11539 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11541 * stor-layout.c (set_sizetype): Use the full precision of their
11542 machine mode for bitsize types.
11544 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11546 * config/i386/i386.md: Revert 2 accidental checkins.
11548 2009-04-06 Joey Ye <joey.ye@intel.com>
11549 Xuepeng Guo <xuepeng.guo@intel.com>
11550 H.J. Lu <hongjiu.lu@intel.com>
11552 Atom pipeline model, tuning and insn selection.
11553 * config.gcc (atom): Add atom config options and target.
11555 * config/i386/atom.md: New.
11557 * config/i386/i386.c (atom_cost): New cost.
11558 (m_ATOM): New macro flag.
11559 (initial_ix86_tune_features): Set m_ATOM.
11560 (x86_accumulate_outgoing_args): Likewise.
11561 (x86_arch_always_fancy_math_387): Likewise.
11562 (processor_target): Add Atom cost.
11563 (cpu_names): Add Atom cpu name.
11564 (override_options): Set Atom ISA.
11565 (ix86_issue_rate): New case PROCESSOR_ATOM.
11566 (ix86_adjust_cost): Likewise.
11568 * config/i386/i386.h (TARGET_ATOM): New target macro.
11569 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11570 (TARGET_OPT_AGU): New target option.
11571 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11572 (processor_type): Add PROCESSOR_ATOM.
11574 * config/i386/i386.md (cpu): Add new value "atom".
11575 (use_carry, movu): New attr.
11576 (atom.md): Include atom.md.
11577 (adddi3_carry_rex64): Set attr "use_carry".
11578 (addqi3_carry): Likewise.
11579 (addhi3_carry): Likewise.
11580 (addsi3_carry): Likewise.
11581 (*addsi3_carry_zext): Likewise.
11582 (subdi3_carry_rex64): Likewise.
11583 (subqi3_carry): Likewise.
11584 (subhi3_carry): Likewise.
11585 (subsi3_carry): Likewise.
11586 (x86_movdicc_0_m1_rex64): Likewise.
11587 (*x86_movdicc_0_m1_se): Likewise.
11588 (x86_movsicc_0_m1): Likewise.
11589 (*x86_movsicc_0_m1_se): Likewise.
11590 (*adddi_1_rex64): Emit add insn as much as possible.
11591 (*addsi_1): Likewise.
11592 (return_internal): Set atom_unit.
11593 (return_internal_long): Likewise.
11594 (return_pop_internal): Likewise.
11595 (*rcpsf2_sse): Set atom_sse_attr attr.
11596 (*qrt<mode>2_sse): Likewise.
11597 (*prefetch_sse): Likewise.
11599 * config/i386/i386-c.c (ix86_target_macros_internal): New case
11601 (ix86_target_macros_internal): Likewise.
11603 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
11604 (*prefetch_sse_rex): Likewise.
11605 (sse_rcpv4sf2): Likewise.
11606 (sse_vmrcpv4sf2): Likewise.
11607 (sse_sqrtv4sf2): Likewise.
11608 (<sse>_vmsqrt<mode>2): Likewise.
11609 (sse_ldmxcsr): Likewise.
11610 (sse_stmxcsr): Likewise.
11611 (*sse_sfence): Likewise.
11612 (sse2_clflush): Likewise.
11613 (*sse2_mfence): Likewise.
11614 (*sse2_lfence): Likewise.
11615 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
11616 (<sse>_movup<ssemodesuffixf2c>): Likewise.
11617 (avx_movdqu<avxmodesuffix>): Likewise.
11618 (avx_lddqu<avxmodesuffix>): Likewise.
11619 (sse2_movntv2di): Change attr "type" to "ssemov".
11620 (sse2_movntsi): Likewise.
11621 (rsqrtv8sf2): Change attr "type" to "sseadd".
11622 (sse3_addsubv2df3): Set attr "atom_unit".
11623 (sse3_h<plusminus_insn>v4sf3): Likewise.
11624 (*sse2_pmaddwd): Likewise.
11625 (*vec_extractv2di_1_rex64): Likewise.
11626 (*vec_extractv2di_1_avx): Likewise.
11627 (sse2_psadbw): Likewise.
11628 (ssse3_phaddwv8hi3): Likewise.
11629 (ssse3_phaddwv4hi3): Likewise.
11630 (ssse3_phadddv4si3): Likewise.
11631 (ssse3_phadddv2si3): Likewise.
11632 (ssse3_phaddswv8hi3): Likewise.
11633 (ssse3_phaddswv4hi3): Likewise.
11634 (ssse3_phsubwv8hi3): Likewise.
11635 (ssse3_phsubwv4hi3): Likewise.
11636 (ssse3_phsubdv4si3): Likewise.
11637 (ssse3_phsubdv2si3): Likewise.
11638 (ssse3_phsubswv8hi3): Likewise.
11639 (ssse3_phsubswv4hi3): Likewise.
11640 (ssse3_pmaddubsw128): Likewise.
11641 (sse3_pmaddubsw: Likewise.
11642 (ssse3_palignrti): Likewise.
11643 (ssse3_palignrdi): Likewise.
11645 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
11647 * doc/install.texi (Specific): Fix two cross-references to MinGW.
11649 2009-04-06 Richard Guenther <rguenther@suse.de>
11651 PR tree-optimization/28868
11652 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
11653 of which PHI results we inserted.
11654 (insert_into_preds_of_block): Record inserted PHIs.
11655 (eliminate): Eliminate redundant PHI nodes.
11656 (init_pre): Init inserted_phi_names.
11658 2009-04-06 Richard Guenther <rguenther@suse.de>
11660 PR tree-optimization/39643
11661 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
11662 IMAGPART_EXPRs of complex constants.
11663 (execute_fold_all_builtins): If we folded a call queue
11664 TODO_update_address_taken.
11666 2009-04-06 Jan Hubicka <jh@suse.cz>
11668 PR middle-end/39659
11669 * except.c (remove_unreachable_regions): Propagate may_contain_throw
11672 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
11674 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
11676 (ic_invalidate_array): Likewise.
11678 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
11680 * calls.c (emit_library_call_value_1): Fix a problem with parameter
11681 alignment for library calls.
11683 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
11685 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
11686 (mingw32 tm clause use_gcc_stdint): Set to wrap.
11687 * config/i386/mingw-stdint.h: New file.
11689 2009-04-05 Richard Guenther <rguenther@suse.de>
11691 PR tree-optimization/39648
11692 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
11693 our &A vs. &A[0] IL deficiencies.
11695 2009-04-04 Jan Hubicka <jh@suse.cz>
11697 * except.c (sjlj_find_directly_reachable_regions): Be ready for
11698 removed toplevel regions.
11699 (sjlj_mark_call_sites): Likewise.
11701 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
11703 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
11704 (cygwin tm clause use_gcc_stdint): Set to wrap.
11705 * config/i386/cygwin-stdint.h: New file.
11707 2009-04-04 Richard Guenther <rguenther@suse.de>
11709 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
11710 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
11711 single-argument PHIs if we are in loop-closed SSA form.
11712 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
11713 for the pre-condition.
11714 (slpeel_tree_peel_loop_to_edge): Likewise.
11715 (vect_build_loop_niters): Take an optional sequence to append stmts.
11716 (vect_generate_tmps_on_preheader): Likewise.
11717 (vect_do_peeling_for_loop_bound): Take extra guards for the
11719 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
11720 the cost model check.
11721 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
11722 guards if we are going to peel. Do not apply versioning in that case.
11723 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
11724 (vect_do_peeling_for_loop_bound): Likewise.
11725 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
11726 loop bound only record extra pre-conditions, do not apply loop
11729 2009-04-04 Richard Guenther <rguenther@suse.de>
11731 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
11734 2009-04-04 Jan Hubicka <jh@suse.cz>
11736 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11737 last_basic_block for size of bb->index indexed array.
11738 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
11739 compute_out, link_btr_uses, build_btr_def_use_webs,
11740 build_btr_def_use_webs, migrate_btr_defs): Likewise.
11742 2009-04-04 Jan Hubicka <jh@suse.cz>
11744 * except.c (remove_eh_handler_and_replace): Break out from ...
11745 (remove_eh_handler): ... here.
11746 (bring_to_root): New function.
11747 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
11748 handled ones, bring others to root of tree.
11750 2009-04-04 Jan Hubicka <jh@suse.cz>
11752 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
11753 (all_phis_safe_to_merge): New function.
11754 (update_info): New structure.
11755 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
11756 (cleanup_empty_eh): Update SSA if possible.
11758 2009-04-04 Richard Guenther <rguenther@suse.de>
11760 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
11761 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
11762 (append_vuse): Likewise.
11764 2009-04-04 Jakub Jelinek <jakub@redhat.com>
11766 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
11767 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
11768 instead of REG_UNSAVED for DW_CFA_undefined.
11769 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
11770 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
11773 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
11776 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
11777 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
11778 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
11780 2009-04-04 Richard Guenther <rguenther@suse.de>
11782 PR tree-optimization/8781
11783 PR tree-optimization/37892
11784 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
11785 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
11786 (valueize_refs): Call it for *& valueizations.
11787 (shared_reference_ops_from_ref): Rename to ...
11788 (valueize_shared_reference_ops_from_ref): ... this and valueize.
11789 (shared_reference_ops_from_call): Rename to ...
11790 (valueize_shared_reference_ops_from_call): ... this and valueize.
11791 (vn_reference_lookup): Update.
11792 (visit_reference_op_call): Likewise.
11793 * tree-ssa-pre.c (phi_translate_1): Fold *&.
11794 (eliminate): Value-replace the call address in call statements.
11796 2009-04-04 Richard Guenther <rguenther@suse.de>
11798 PR tree-optimization/39636
11799 * tree-ssa-forwprop.c
11800 (forward_propagate_addr_into_variable_array_index): Check for
11801 GIMPLE_ASSIGN before accessing the rhs code.
11803 2009-04-03 Jason Merrill <jason@redhat.com>
11805 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
11807 2009-04-03 Steve Ellcey <sje@cup.hp.com>
11809 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
11810 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
11811 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
11812 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
11813 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
11814 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
11815 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
11816 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
11817 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
11818 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
11819 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
11820 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
11821 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
11822 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
11823 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
11824 Use fr_reg_or_fp01_operand instead of fr_register_operand
11826 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
11827 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
11828 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
11830 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
11832 PR rtl-optimization/39607
11833 PR rtl-optimization/39631
11837 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11838 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
11839 instead of DF_LR_OUT.
11840 * ira-lives.c (process_bb_node_lives): Ditto.
11841 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
11842 instead of DF_LR_{OUT,IN}.
11843 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
11844 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
11846 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
11848 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
11849 (execute_lower_omp): Always run but take the short way out if -fopenmp
11851 (gate_lower_omp): Remove, forcing the pass manager to always run the
11852 pass and always set PROP_gimple_lomp.
11853 (pass_lower_omp): Remove gate function.
11854 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
11855 PROP_trees. Instead, require it.
11856 * ipa-cp.c (pass_ipa_cp): Likewise.
11857 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
11858 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
11859 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
11860 and PROP_gimple_leh.
11862 2009-04-03 Richard Guenther <rguenther@suse.de>
11864 PR middle-end/13146
11865 PR tree-optimization/23940
11866 PR tree-optimization/33237
11867 PR middle-end/33974
11868 PR middle-end/34093
11869 PR tree-optimization/36201
11870 PR tree-optimization/36230
11871 PR tree-optimization/38049
11872 PR tree-optimization/38207
11873 PR tree-optimization/38230
11874 PR tree-optimization/38301
11875 PR tree-optimization/38585
11876 PR middle-end/38895
11877 PR tree-optimization/38985
11878 PR tree-optimization/39299
11879 * tree-ssa-structalias.h: Remove.
11880 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
11881 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
11882 (struct vuse_element_d): Remove.
11883 (struct vuse_vec_d): Likewise.
11884 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
11885 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
11886 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
11887 VUSE_ELEMENT_VAR): Likewise.
11888 (struct voptype_d): Likewise.
11889 (NUM_VOP_FREE_BUCKETS): Likewise.
11890 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
11891 (struct stmt_operands_d): Remove.
11892 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
11893 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
11894 VDEF_NUM, VDEF_VECT): Likewise.
11895 (copy_virtual_operands): Remove.
11896 (operand_build_cmp): Likewise.
11897 (create_ssa_artificial_load_stmt): Likewise.
11898 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
11899 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
11900 vuse_index and mayuse_index members. Pack and move done and iter_type
11901 members to the front.
11902 (SSA_OP_VMAYUSE): Remove.
11903 (SSA_OP_VIRTUAL_USES): Adjust.
11904 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
11905 (unlink_stmt_vdef): Declare.
11906 (add_to_addressable_set): Remove.
11907 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
11908 (vrp_visit_stmt): Likewise.
11909 * doc/tree-ssa.texi (Alias analysis): Update.
11910 * doc/invoke.texi (max-aliased-vops): Remove docs.
11911 (avg-aliased-vops): Likewise.
11912 * tree-into-ssa.c (syms_to_rename): Remove.
11913 (need_to_update_vops_p): Likewise.
11914 (need_to_initialize_update_ssa_p): Rename to ...
11915 (update_ssa_initialized_fn): ... this. Track function we are
11917 (symbol_marked_for_renaming): Simplify.
11918 (add_new_name_mapping): Do not set need_to_update_vops_p.
11919 (dump_currdefs): Use SYMS_TO_RENAME.
11920 (rewrite_update_stmt): Always walk all uses/defs.
11921 (dump_update_ssa): Adjust.
11922 (init_update_ssa): Take function argument. Track what we are
11924 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11925 (create_new_def_for): Initialize for cfun, assert we are initialized
11927 (mark_sym_for_renaming): Simplify.
11928 (mark_set_for_renaming): Do not initialize update-ssa.
11929 (need_ssa_update_p): Simplify. Take function argument.
11930 (name_mappings_registered_p): Assert we ask for the correct function.
11931 (name_registered_for_update_p): Likewise.
11932 (ssa_names_to_replace): Likewise.
11933 (release_ssa_name_after_update_ssa): Likewise.
11934 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11935 (dump_decl_set): Do not print a newline.
11936 (debug_decl_set): Do it here.
11937 (dump_update_ssa): And here.
11938 * tree-ssa-loop-im.c (move_computations): Adjust.
11939 (movement_possibility): Likewise.
11940 (determine_max_movement): Likewise.
11941 (gather_mem_refs_stmt): Likewise.
11942 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11943 or NAME_MEMORY_TAG.
11944 * tree-complex.c (update_all_vops): Remove.
11945 (expand_complex_move): Adjust.
11946 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11947 Simplify test for memory referencing statement. Exclude
11948 non-invariant ADDR_EXPRs.
11949 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11950 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11951 (rdg_flag_uses): Likewise.
11952 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11954 (tree_optimize_tail_calls_1): Also split the
11955 edge from the entry block if we have degenerate PHI nodes in
11956 the first basic block.
11957 * tree.c (init_ttree): Remove memory-tag related code.
11958 (tree_code_size): Likewise.
11959 (tree_node_structure): Likewise.
11960 (build7_stat): Re-write to be build6_stat.
11961 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11962 (SSA_VAR_P): Adjust.
11963 (struct tree_memory_tag): Remove.
11964 (struct tree_memory_partition_tag): Likewise.
11965 (union tree_node): Adjust.
11966 (build7): Re-write to be build6.
11967 * tree-pass.h (pass_reset_cc_flags): Remove.
11968 (TODO_update_address_taken): New flag.
11969 (pass_simple_dse): Remove.
11970 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11971 * params.h (MAX_ALIASED_VOPS): Remove.
11972 (AVG_ALIASED_VOPS): Likewise.
11973 * omp-low.c (expand_omp_taskreg): Update SSA form.
11974 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11975 aliases the lhs in a copy stmt.
11976 * tree-ssa-dse.c (struct address_walk_data): Remove.
11977 (memory_ssa_name_same): Likewise.
11978 (memory_address_same): Likewise.
11979 (get_kill_of_stmt_lhs): Likewise.
11980 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11981 unused stores. Look through PHI nodes into post-dominated regions.
11982 (dse_optimize_stmt): Simplify. Properly remove stores.
11983 (tree_ssa_dse): Compute dominators.
11984 (execute_simple_dse): Remove.
11985 (pass_simple_dse): Likewise.
11986 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11987 gimple_loaded_syms and gimple_stored_syms computation.
11988 * toplev.c (dump_memory_report): Dump alias and pta stats.
11989 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11990 (vn_reference_eq): Likewise.
11991 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11992 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11993 valueize_vuses): Remove.
11994 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11995 (get_def_ref_stmt_vuse): ... this.
11996 (vn_reference_lookup_2): New function.
11997 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11998 walking equivalent vuses. Simplify.
11999 (vn_reference_lookup): Likewise.
12000 (vn_reference_insert): Likewise.
12001 (vn_reference_insert_pieces): Likewise.
12002 (visit_reference_op_call): Simplify.
12003 (visit_reference_op_load): Likewise.
12004 (visit_reference_op_store): Likewise.
12005 (init_scc_vn): Remove shared_lookup_vuses initialization.
12006 (free_scc_vn): Remove shared_lookup_vuses freeing.
12007 (sort_vuses, sort_vuses_heap): Remove.
12008 (get_ref_from_reference_ops): Export.
12009 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12010 vector with single vuse pointer.
12011 (vn_reference_lookup_pieces, vn_reference_lookup,
12012 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12013 (shared_vuses_from_stmt): Remove.
12014 (get_ref_from_reference_ops): Declare.
12015 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12016 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12017 memory-tag related code.
12018 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12019 (likely_value): Add comment, skip static-chain of call statements.
12020 (surely_varying_stmt_p): Adjust.
12021 (gimplify_and_update_call_from_tree): Likewise.
12022 (execute_fold_all_builtins): Do not rebuild alias info.
12023 (gimplify_and_update_call_from_tree): Properly update VOPs.
12024 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12025 (copy_ref_info): Remove memory-tag related code.
12026 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12027 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12028 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12030 * tree-ssa-dom.c (gimple_p): Remove typedef.
12031 (eliminate_redundant_computations): Adjust.
12032 (record_equivalences_from_stmt): Likewise.
12033 (avail_expr_hash): Likewise.
12034 (avail_expr_eq): Likewise.
12035 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12036 (stmt_makes_single_load): Likewise.
12037 (stmt_makes_single_store): Likewise.
12038 * tree-ssa-alias.c: Rewrite completely.
12039 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12040 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12041 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12042 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12043 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12044 Remove public functions.
12045 (pass_reset_cc_flags): Remove.
12046 (pass_build_alias): Move ...
12047 * tree-ssa-structalias.c (pass_build_alias): ... here.
12048 * tree-ssa-alias.c (may_be_aliased): Move ...
12049 * tree-flow-inline.h (may_be_aliased): ... here.
12050 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12051 count_uses_and_derefs): Move ...
12052 * gimple.c: ... here.
12053 * gimple.h (count_uses_and_derefs): Declare.
12054 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12055 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12056 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12057 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12058 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12059 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12060 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12062 * tree-dfa.c (refs_may_alias_p): Move ...
12063 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12064 * tree-ssa-alias.h: New file.
12065 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12066 (statement_sink_location): Likewise.
12067 * opts.c (decode_options): Do not adjust max-aliased-vops or
12068 avg-aliased-vops values.
12069 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12070 (TV_CALL_CLOBBER): Likewise.
12071 (TV_FLOW_SENSITIVE): Likewise.
12072 (TV_FLOW_INSENSITIVE): Likewise.
12073 (TV_MEMORY_PARTITIONING): Likewise.
12074 (TV_ALIAS_STMT_WALK): New timevar.
12075 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12076 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12077 (get_address_description): Remove memory-tag related code.
12078 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12079 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12080 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12081 and immediate uses in statements. Document.
12082 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12083 (dump_symbols): Remove.
12084 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12085 * alias.c (get_deref_alias_set): New function split out from ...
12086 (get_alias_set): ... here.
12087 * alias.h (get_deref_alias_set): Declare.
12088 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12089 type parameter. Remove restrict pointer handling. Create a
12090 ref-all pointer in case type-based alias sets do not conflict.
12091 (vect_analyze_data_refs): Remove SMT related code.
12092 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12093 (vectorizable_load): Likewise.
12094 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12095 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12096 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12097 Ignore vops and SMTs.
12098 (dr_analyze_alias): Likewise..
12099 (free_data_ref): Likewise.
12100 (create_data_ref): Likewise.
12101 (analyze_all_data_dependences): Likewise.
12102 (get_references_in_stmt): Adjust.
12103 * tree-flow-inline.h (gimple_aliases_computed_p,
12104 gimple_addressable_vars, gimple_call_clobbered_vars,
12105 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12106 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12107 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12108 gimple_mem_ref_stats): Remove.
12109 (gimple_vop): New function.
12110 (op_iter_next_use): Remove vuses and mayuses cases.
12111 (op_iter_next_def): Remove vdefs case.
12112 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12113 (clear_and_done_ssa_iter): Do not set removed fields.
12114 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12115 Assert we are not iterating over vuses or vdefs if not also
12116 iterating over uses or defs.
12117 (op_iter_init_use): Likewise.
12118 (op_iter_init_def): Likewise.
12119 (op_iter_next_vdef): Remove.
12120 (op_iter_next_mustdef): Likewise.
12121 (op_iter_init_vdef): Likewise.
12122 (compare_ssa_operands_equal): Likewise.
12123 (link_use_stmts_after): Handle vuse operand.
12124 (is_call_used): Use is_call_clobbered.
12125 (is_call_clobbered): Global variables are always call clobbered,
12126 query the call-clobbers bitmap.
12127 (mark_call_clobbered): Ignore global variables.
12128 (clear_call_clobbered): Likewise.
12129 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12130 virtual operands sanity check.
12131 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12133 (TARGET_MEM_REF): Remove TMR_TAG operand.
12134 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12135 Remove call-clobber related code.
12136 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12137 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12138 partitions or escape reason.
12139 (get_single_def_stmt, get_single_def_stmt_from_phi,
12140 get_single_def_stmt_with_phi): Remove.
12141 (dump_referenced_vars): Tidy.
12142 (get_ref_base_and_extent): Allow bare decls.
12143 (collect_dfa_stats): Adjust.
12144 * graphite.c (rename_variables_in_stmt): Adjust.
12145 (graphite_copy_stmts_from_block): Likewise.
12146 (translate_clast): Likewise.
12147 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12149 (translate_vuse_through_block): Use the oracle.
12150 (phi_translate_1): Adjust.
12151 (value_dies_in_block_x): Use the oracle. Cache the outcome
12153 (valid_in_sets): Check if the VUSE for
12154 a REFERENCE is available.
12155 (eliminate): Do not remove stmts during elimination,
12156 instead queue and remove them afterwards.
12157 (do_pre): Do not rebuild alias info.
12158 (pass_pre): Run TODO_rebuild_alias before PRE.
12159 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12160 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12161 (mark_all_v_defs_stmt): Remove.
12162 (mark_all_v_defs_seq): Adjust.
12163 (sra_replace): Likewise.
12164 (scalarize_use): Likewise.
12165 (scalarize_copy): Likewise.
12166 (scalarize_init): Likewise.
12167 (scalarize_ldst): Likewise.
12168 (todoflags): Remove.
12169 (tree_sra): Do not rebuild alias info.
12170 (tree_sra_early): Adjust.
12171 (pass_sra): Run TODO_update_address_taken before SRA.
12172 * tree-predcom.c (set_alias_info): Remove.
12173 (prepare_initializers_chain): Do not call it.
12174 (mark_virtual_ops_for_renaming): Adjust.
12175 (mark_virtual_ops_for_renaming_list): Remove.
12176 (initialize_root_vars): Adjust.
12177 (initialize_root_vars_lm): Likewise.
12178 (prepare_initializers_chain): Likewise.
12179 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12180 (may_propagate_copy_into_stmt): Likewise.
12181 (merge_alias_info): Do nothing for now.
12182 (propagate_tree_value_into_stmt): Adjust.
12183 (stmt_may_generate_copy): Likewise.
12184 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12185 not mark symbols for renaming.
12186 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12187 with the same statement, make sure to update the new pointed-to one.
12188 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12189 call statements, do not mark symbols for renaming.
12190 (mark_operand_necessary): Dump something.
12191 (ref_may_be_aliased): New function.
12192 (mark_aliased_reaching_defs_necessary_1): New helper function.
12193 (mark_aliased_reaching_defs_necessary): Likewise.
12194 (mark_all_reaching_defs_necessary_1): Likewise.
12195 (mark_all_reaching_defs_necessary): Likewise.
12196 (propagate_necessity): Do not process virtual PHIs. For
12197 non-aliased loads mark all reaching definitions as necessary.
12198 For aliased loads and stores mark the immediate dominating
12199 aliased clobbers as necessary.
12200 (visited): New global static.
12201 (perform_tree_ssa_dce): Free visited bitmap after propagating
12203 (remove_dead_phis): Perform simple dead virtual PHI removal.
12204 (remove_dead_stmt): Properly unlink virtual operands when
12206 (eliminate_unnecessary_stmts): Schedule PHI removal after
12208 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12209 (process_replaceable): Likewise.
12210 (find_replaceable_in_bb): Likewise.
12211 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12212 based on the single gimple vop.
12213 (verify_flow_insensitive_alias_info): Remove.
12214 (verify_flow_sensitive_alias_info): Likewise.
12215 (verify_call_clobbering): Likewise.
12216 (verify_memory_partitions): Likewise.
12217 (verify_alias_info): Likewise.
12218 (verify_ssa): Adjust..
12219 (execute_update_addresses_taken): Export. Update SSA
12220 manually. Optimize only when optimizing. Use a local bitmap.
12221 (pass_update_address_taken): Remove TODO_update_ssa, add
12223 (pass_update_address_taken): Just use TODO_update_address_taken.
12224 (init_tree_ssa): Do not initialize addressable_vars.
12225 (verify_ssa): Verify new VUSE / VDEF properties.
12226 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12227 Do not call verify_alias_info.
12228 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12229 Do not free the loaded and stored syms bitmaps. Reset the escaped
12230 and callused solutions. Do not free addressable_vars.
12231 Remove memory-tag related code.
12232 (warn_uninitialized_var): Aliases are always available.
12233 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12234 * lambda-code.c (can_put_in_inner_loop): Adjust.
12235 (can_put_after_inner_loop): Likewise.
12236 (perfect_nestify): Likewise.
12237 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12238 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12239 (vectorizable_conversion): Do not mark symbols for renaming.
12240 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12241 (expand_call_inline): Unlink the calls virtual operands before
12243 (tree_function_versioning): Do not call update_ssa if we are not
12244 updating clones. Simplify.
12245 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12246 (propagate_with_phi): Likewise..
12247 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12248 clobber code. Assert we are not aliased or global.
12249 * tree-flow.h: Include tree-ssa-alias.h
12250 (enum escape_type): Remove.
12251 (struct mem_sym_stats_d): Likewise.
12252 (struct mem_ref_stats_d): Likewise.
12253 (struct gimple_df): Add vop member. Remove global_var,
12254 call_clobbered_vars, call_used_vars, addressable_vars,
12255 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12256 escaped and callused members.
12257 (struct ptr_info_def): Remove all members, add points-to solution
12259 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12260 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12261 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12262 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12263 (tree-ssa-alias.o): Likewise.
12264 (toplev.o): Add tree-ssa-alias.h
12265 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12266 * gimple.c (gimple_set_bb): Fix off-by-one error.
12267 (is_gimple_reg): Do not handle memory tags.
12268 (gimple_copy): Also copy virtual operands.
12269 Delay updating the statement. Do not reset loaded and stored syms.
12270 (gimple_set_stored_syms): Remove.
12271 (gimple_set_loaded_syms): Likewise.
12272 (gimple_call_copy_skip_args): Copy the virtual operands
12273 and mark the new statement modified.
12274 * tree-ssa-structalias.c (may_alias_p): Remove.
12275 (set_uids_in_ptset): Take the alias set to prune with as
12276 parameter. Fold in the alias test of may_alias_p.
12277 (compute_points_to_sets): Compute whether a ptr is dereferenced
12278 in a local sbitmap.
12279 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12280 other ADDRESSOF constraints on the lhs.
12281 (get_constraint_for_component_ref): Assert that we don't get
12282 ADDRESSOF constraints from the base of the reference.
12283 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12284 (struct variable_info): Remove collapsed_to member.
12285 (get_varinfo_fc): Remove.
12286 (new_var_info): Do not set collapsed_to.
12287 (dump_constraint): Do not follow cycles.
12288 (dump_constraint_graph): Likewise.
12289 (build_pred_graph): Likewise.
12290 (build_succ_graph): Likewise.
12291 (rewrite_constraints): Likewise.
12292 (do_simple_structure_copy): Remove.
12293 (do_rhs_deref_structure_copy): Remove.
12294 (do_lhs_deref_structure_copy): Remove.
12295 (collapse_rest_of_var): Remove.
12296 (do_structure_copy): Re-implement.
12297 (pta_stats): New global variable.
12298 (dump_pta_stats): New function.
12299 (struct constraint_expr): Make offset signed.
12300 (UNKNOWN_OFFSET): Define special value.
12301 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12302 (solution_set_expand): New helper function split out from ...
12303 (do_sd_constraint): ... here.
12304 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12305 (do_ds_constraint): Likewise.
12306 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12307 and CALLUSED = *CALLUSED.
12308 (set_union_with_increment): Make inc argument signed.
12309 (type_safe): Remove.
12310 (get_constraint_for_ptr_offset): Handle unknown and negative
12312 (first_vi_for_offset): Handle offsets before start. Bail
12313 out early for offsets beyond the variable extent.
12314 (first_or_preceding_vi_for_offset): New function.
12315 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12316 Together with ESCAPED = *ESCAPED this properly computes reachability.
12317 (find_what_var_points_to): New function.
12318 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12319 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12320 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12321 pt_solutions_intersect): New functions.
12322 (compute_call_used_vars): Remove.
12323 (compute_may_aliases): New main entry into PTA computation.
12324 * gimple.h (gimple_p): New typedef.
12325 (struct gimple_statement_base): Remove references_memory_p.
12326 (struct gimple_statement_with_memory_ops_base): Remove
12327 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12329 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12330 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12331 gimple_set_references_memory): Remove.
12332 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12333 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12335 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12336 (verify_expr): Allow RESULT_DECL.
12337 (gimple_duplicate_bb): Do not copy virtual operands.
12338 (gimple_duplicate_sese_region): Adjust.
12339 (gimple_duplicate_sese_tail): Likewise.
12340 (mark_virtual_ops_in_region): Remove.
12341 (move_sese_region_to_fn): Do not call it.
12342 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12343 and pass_simple_dse.
12344 (execute_function_todo): Handle TODO_update_address_taken,
12345 call execute_update_addresses_taken for TODO_rebuild_alias.
12346 (execute_todo): Adjust.
12347 (execute_one_pass): Init dump files early.
12348 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12350 (create_general_new_stmt): Clear vops.
12351 * tree-ssa-reassoc.c (get_rank): Adjust.
12352 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12353 symbols for renaming.
12354 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12355 (PARAM_AVG_ALIASED_VOPS): Likewise.
12356 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12357 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12358 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12359 (operand_build_cmp, copy_virtual_operands,
12360 create_ssa_artificial_load_stmt, add_to_addressable_set,
12361 gimple_add_to_addresses_taken): Remove public functions.
12362 (unlink_stmt_vdef): New function.
12364 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12366 * config.gcc (powerpc-*-linux*): Merge variants.
12368 2009-04-02 Chao-ying Fu <fu@mips.com>
12369 James Grosbach <james.grosbach@microchip.com>
12371 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12372 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12374 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12375 keep_interrupts_masked_p, use_debug_exception_return_p.
12376 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12377 keep_interrupts_masked, use_debug_exception_return.
12378 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12379 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12381 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12382 (mips_print_operand): Process COP0 registers to print $0 .. $31
12383 correctly for GAS to process.
12384 (mips_interrupt_extra_call_saved_reg_p): New function.
12385 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12387 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12388 (mips_compute_frame_info): Add supports for interrupt context that
12389 includes doubleword accumulators and COP0 registers.
12390 (mips_for_each_saved_acc): New function.
12391 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12392 mips_for_each_saved_reg.
12393 (mips_save_reg): Save accumulators.
12394 (mips_kernel_reg_p): A new for_each_rtx callback.
12395 (mips_expand_prologue): Support interrupt handlers.
12396 (mips_restore_reg): Restore accumulators.
12397 (mips_expand_epilogue): Support interrupt handlers.
12398 (mips_can_use_return_insn): Return false for interrupt handlers.
12399 (mips_epilogue_uses): New function.
12400 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12401 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12402 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12403 cop0_move): New instructions.
12404 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12405 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12407 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12409 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12410 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12411 interrupt handlers, we use K0 as the temporary register.
12412 (EPILOGUE_USES): Change to a function call.
12413 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12414 handlers, we use K0 as the temporary register.
12416 * doc/extend.texi (Function Attributes): Document interrupt,
12417 use_shadow_register_set, keep_interrupts_masked,
12418 use_debug_exception_return for MIPS attributes.
12420 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12422 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12423 Remove a number of t-files from tmake_file.
12424 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12425 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12426 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12427 target_prototype, not TARGET_PROTOTYPE.
12428 (LINK_OS_GNU_SPEC): Define.
12429 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12430 and darwin-ldoubdle.c.
12432 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12435 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12436 (cpp_options): Ditto.
12437 (default_compilers): Ditto.
12438 (display_help): Ditto.
12439 (process_command): Ditto.
12440 (do_spec_1): Ditto.
12441 (set_input): Use lbasename instead of duplicate code.
12442 (save_temps_prefix): New static for -save-temps=obj.
12443 (save_temps_length): Ditto.
12445 * doc/invoke.texi (-save-temps=obj): Document new variant to
12446 -save-temps switch.
12448 2009-04-02 Jeff Law <law@redhat.com>
12450 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12453 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12455 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12456 * configure: Regenerated.
12458 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12460 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12461 share the argument list.
12463 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12467 2009-02-12 Diego Novillo <dnovillo@google.com>
12469 * varpool.c (debug_varpool): New.
12470 * cgraph.h (debug_varpool): Declare.
12472 2009-04-02 Jan Hubicka <jh@suse.cz>
12474 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12477 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12479 * config/i386/i386.c (ix86_abi): Move initialization to ...
12480 (override_options): Here.
12482 2009-04-02 Christian Bruel <christian.bruel@st.com>
12484 * config/sh/sh.c (sh_dwarf_register_span): New function.
12485 (TARGET_DWARF_REGISTER_SPAN): Define.
12486 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12488 2009-04-02 Ira Rosen <irar@il.ibm.com>
12490 PR tree-optimization/39595
12491 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12492 interleaved loads group is not greater than the SLP group size.
12494 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12496 * builtins.c (is_builtin_name): New.
12497 (called_as_built_in): Use is_builtin_name.
12498 * tree.h (is_builtin_name): New.
12499 * varasm.c (incorporeal_function_p): Use is_builtin_name
12501 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12503 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12505 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12508 * c-decl.c (clone_underlying_type): Move this ...
12509 * c-common.c (set_underlying_type): ... here.
12510 Also, make sure the function properly sets TYPE_STUB_DECL() on
12511 the newly created typedef variant type.
12512 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12513 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12516 2009-04-02 Richard Guenther <rguenther@suse.de>
12518 PR tree-optimization/37221
12519 * tree-flow.h (degenerate_phi_result): Declare.
12520 * tree-ssa-dom.c (degenerate_phi_result): Export.
12521 * tree-scalar-evolution.c (analyze_initial_condition): If
12522 the initial condition is defined by a degenerate PHI node
12523 use the degenerate value.
12525 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12527 PR rtl-optimization/39588
12528 * combine.c (merge_outer_ops): Do not set the constant when this
12530 (simplify_shift_const_1): Do not modify it either in this case.
12532 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12534 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12535 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12537 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12540 * c-lex.c (interpret_float): Default (no suffix) is double.
12542 2009-04-1 Xinliang David Li <davidxl@google.com>
12544 * config/i386/i386.c (legitimate_constant_p): Recognize
12545 all one vector constant.
12547 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12549 * config/vax/vax.c: Add #includes to silence warnings.
12550 Change #include order to silence two warnings.
12552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12554 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12555 (ASM_SPEC): Pass -k to the assembler for PIC code.
12557 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12559 * config.gcc: Add vax-*-linux* to the switch.
12560 * config/vax/linux.h: New file. (TARGET_VERSION,
12561 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12565 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12566 Use predicate macros instead of GET_CODE() == foo.
12567 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12568 ashlsi3, rotrsi3, <unnamed>): Likewise.
12570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12572 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
12573 jbbccihi, jbbccisi): Remova trailing whitespace.
12574 * config/vax/constraints.md: Likewise.
12575 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12576 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
12577 * config/vax/predicates.md: Likewise.
12578 * config/vax/vax.c (print_operand_address, vax_output_int_move,
12579 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
12580 * config/vax/vax.h: Likewise.
12581 * config/vax/vax.md (nonlocal_goto): Likewise.
12583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12585 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
12586 (indirectable_address_p, adjacent_operands_p): Add spaces around
12588 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
12590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12592 * config/vax/vax.c (legitimate_constant_address_p,
12593 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
12594 index_term_p, reg_plus_index_p, legitimate_address_p,
12595 vax_mode_dependent_address_p): Update comments to match functions
12596 modified by the recent int->bool conversion.
12598 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12600 * config/vax/builtins.md: Update copyright message.
12601 * config/vax/constraints.md: Likewise.
12602 * config/vax/netbsd-elf.h: Likewise.
12603 * config/vax/predicates.md: Likewise.
12604 * config/vax/vax-protos.h: Likewise.
12605 * config/vax/vax.c: Likewise.
12606 * config/vax/vax.h: Likewise.
12607 * config/vax/vax.md: Likewise.
12608 * config/vax/vax.opt: Likewise.
12610 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12612 * config/vax/builtins.md (ffssi2, ffssi2_internal,
12613 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
12614 * config/vax/constraints.md (B, R): Likewise.
12615 * config/vax/predicates.md (external_memory_operand,
12616 nonimmediate_addsub_di_operand): Likewise.
12617 * config/vax/vax.c (vax_output_int_add): Likewise.
12618 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
12619 untyped_call): Likewise.
12621 2009-04-01 Matt Thomas <matt@3am-software.com>
12623 * config/vax/predicates.md: New file.
12624 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
12625 external_const_operand, nonsymbolic_operand, external_memory_operand,
12626 indirect_memory_operand, indexed_memory_operand,
12627 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
12628 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
12630 * config/vax/constraints.md: New file.
12631 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
12633 * config/vax/builtins.md: New file.
12634 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
12635 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
12637 * config/vax/vax.opt (mqmath): Add option.
12638 * config/vax/vax.md (isfx): Extend with DI.
12639 (VAXintQH, VAXintQHSD): Define.
12640 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
12641 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
12642 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
12643 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
12644 (movdi): Update constraints and use vax_output_int_move().
12645 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
12646 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
12647 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
12648 nonlocal_goto): New.
12649 (mov<mode>): Extend accepted operand types.
12650 (subdi3_old): Rename from subdi3, change update constraints and use
12651 a new implementation.
12652 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
12653 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
12654 MOVE_RATIO, CLEAR_RATIO): Define.
12655 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
12656 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
12657 (PRINT_OPERAND): Redefine using a function instead of inlined code.
12658 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
12659 (split_quadword_operands): Make static and really allow variable
12661 (print_operand_address): Update for PIC generation.
12662 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
12663 indexable_address_p, fixup_mathdi_operand,
12664 vax_expand_addsub_di_operands, adjacent_operands_p): New.
12665 (vax_float_literal, legitimate_constant_p,
12666 indirectable_constant_address_p, index_term_p,
12667 reg_plus_index_p): Return bool instead of int.
12668 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
12670 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
12672 (vax_output_conditional_branch): Indent.
12673 (legitimate_constant_address_p, indirectable_constant_address_p,
12674 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
12675 vax_mode_dependent_address_p): Return bool instead of int, update for
12677 * config/vax/vax-protos.h (legitimate_constant_address_p,
12678 legitimate_constant_p, legitimate_address_p,
12679 vax_mode_dependent_address_p): Change declaration to bool.
12680 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
12681 vax_expand_addsub_di_operands, vax_output_int_subtract,
12682 vax_output_movmemsi): Declare.
12683 (split_quadword_operands, vax_float_literal): Delete declaration.
12684 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
12685 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
12686 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
12687 ASM_OUTPUT_DWARF_PCREL): Define.
12688 (ASM_SPEC): Change definition to allow PIC generation.
12690 2009-04-01 Steve Ellcey <sje@cup.hp.com>
12692 * doc/sourcebuild.texi: Update front-end requirements.
12694 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12697 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
12698 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
12699 (booldi3_internal3): Use boolean_or_operator instead of
12702 2009-04-01 Joseph Myers <joseph@codesourcery.com>
12705 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
12706 declarator whose size is not an integer constant expression but
12707 folds to an integer constant, then treat it as a constant
12710 2009-04-01 Richard Guenther <rguenther@suse.de>
12712 * fold-const.c (fold_plusminus_mult_expr): Do not fold
12713 i * 4 + 2 to (i * 2 + 1) * 2.
12715 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12718 * c-parser.c (c_parser_asm_statement): Skip until close paren and
12719 return if c_parser_asm_string_literal returned NULL.
12721 2009-04-01 Nick Clifton <nickc@redhat.com>
12723 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
12725 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
12726 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
12727 other typedefs to avoid conflicts with libgcc2.c. Define labels
12728 to gain 16-bit bit-manipulation functions from libgcc2.c and then
12730 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
12731 to gain 16-bit trapping arithmetic functions from libgcc2.c and
12734 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
12736 * varasm.c (default_function_rodata_section): Declare DOT as
12739 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
12740 Andrey Galkin <agalkin@hypercom.com>
12743 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
12744 Make object_name unique for each process.
12746 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12749 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
12750 addressable variables in the parallel that could go out of scope while
12751 running queued tasks.
12753 2009-04-01 Anatoly Sokolov <aesok@post.ru>
12755 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
12756 (CASE_VALUES_THRESHOLD): Redefine.
12757 * config/avr/avr.c (avr_override_options): Remove initialization of
12758 avr_case_values_threshold variable.
12759 (avr_case_values_threshold): Remove variable. Add new function.
12760 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
12761 * config/avr/avr.opt (mno-tablejump): Remove option.
12762 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
12764 2009-04-01 DJ Delorie <dj@redhat.com>
12766 * varasm.c (default_function_rodata_section): Don't assume
12767 anything about where the first '.' in the section name is.
12769 2009-04-01 Alan Modra <amodra@bigpond.net.au>
12771 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
12772 rs6000_emit_stack_tie.
12774 2009-03-31 Ian Lance Taylor <iant@google.com>
12776 * tree-eh.c (tree_remove_unreachable_handlers): Compare
12777 gimple_code with GIMPLE_RESX, not RESX.
12779 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12781 * c-common.c (c_get_ident): New.
12782 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
12784 2009-04-01 Ben Elliston <bje@au.ibm.com>
12786 * config/rs6000/sysv4.opt (msdata): Improve option description.
12788 2009-03-31 Steve Ellcey <sje@cup.hp.com>
12790 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
12791 (divdf3_internal_lat): Remove.
12792 (divxf3_internal_lat): Remove.
12793 (divxf3_internal_thr): Remove.
12794 (divxf): Use divxf3_internal.
12795 * config/ia64/div.md (divsf3_internal_lat): New.
12796 (divdf3_internal_lat): New.
12797 (divxf3_internal): New.
12799 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12802 * Makefile.in (USE_GCC_STDINT): Define.
12803 (stmp-int-hdrs): Install stdint.h if applicable.
12804 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
12806 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
12807 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
12808 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12809 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12810 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12811 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12812 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12813 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12814 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12815 (c_common_nodes_and_builtins): Initialize
12816 underlying_wchar_type_node. Do not initialize
12817 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
12818 nodes for new types.
12819 (c_stddef_cpp_builtins): Define macros for new types.
12820 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
12822 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
12823 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
12824 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
12825 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
12826 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
12827 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
12828 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
12829 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
12830 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
12831 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
12832 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
12833 int16_type_node, int32_type_node, int64_type_node,
12834 uint8_type_node, uint16_type_node, c_uint32_type_node,
12835 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
12836 int_least32_type_node, int_least64_type_node,
12837 uint_least8_type_node, uint_least16_type_node,
12838 uint_least32_type_node, uint_least64_type_node,
12839 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
12840 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
12841 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
12842 uintptr_type_node): Define.
12843 * c-cppbuiltin.c (builtin_define_constants,
12844 builtin_define_type_minmax): New.
12845 (builtin_define_stdint_macros): Define more macros.
12846 (c_cpp_builtins): Define more limit macros.
12847 (type_suffix): New.
12848 (builtin_define_type_max): Define in terms of
12849 builtin_define_type_minmax. Remove is_long parameter. All
12851 * config.gcc (use_gcc_stdint): Define.
12852 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
12853 Add newlib-stdint.h for generic targets.
12854 * config/glibc-stdint.h, config/newlib-stdint.h,
12855 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
12856 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
12857 * config/score/score.h (UINTPTR_TYPE): Define.
12858 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12859 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12860 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12861 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12862 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12863 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12864 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12865 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12866 * config/spu/spu.h (STDINT_LONG32): Define.
12867 * configure.ac (use_gcc_stdint): Substitute.
12868 * configure: Regenerate.
12869 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
12870 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
12871 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
12872 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
12873 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
12874 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
12875 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
12876 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
12877 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
12878 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
12879 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
12880 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
12881 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
12882 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
12883 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
12884 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
12885 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
12886 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
12887 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
12888 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
12889 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
12890 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
12891 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12892 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12893 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12894 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12895 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12896 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12897 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
12899 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
12901 * loop-iv.c (suitable_set_for_replacement): Renamed from
12902 simplify_using_assignment; changed to return bool and to accept new
12903 args DEST and SRC. Return true iff we find a source/destination pair
12904 that can be used to make a replacement, and fill SRC and DEST if so.
12905 Remove arg ALTERED. Don't deal with altered regs here. All callers
12907 (simplify_using_initial_values): Deal with altered regs here and track
12908 more precisely the effect they have on the validity of our expression.
12910 * loop-iv.c (simplify_using_condition): A condition of the form
12911 (EQ REG CONST) can be used to simply make a substitution.
12912 (simplify_using_initial_values): Keep track of conditions we have seen
12913 and keep using them to simplify new expressions, while applying the
12914 same substitutions to them as to the expression.
12916 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12917 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
12920 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
12921 changed. Use this when trying to improve the upper bound.
12922 Generate the comparison by using simplify_gen_relational.
12924 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12926 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12928 (simplify_using_assignment, simplify_using_initial_values): Call
12929 replace_in_expr to make replacements. Call replace_single_def_regs
12930 once on the initial version of the expression.
12932 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12935 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12937 2009-03-31 Richard Guenther <rguenther@suse.de>
12939 PR middle-end/31029
12940 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12941 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12943 2009-03-31 Richard Guenther <rguenther@suse.de>
12945 * tree.h (div_if_zero_remainder): Declare.
12946 * fold-const.c (div_if_zero_remainder): Export.
12947 * tree-ssa-forwprop.c
12948 (forward_propagate_addr_into_variable_array_index): Handle
12949 constant array index addition outside of the variable index.
12951 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12954 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12955 define_splits, floatunssi<mode>2): Require x87 conversions from
12956 DImode to be permitted.
12958 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12960 PR preprocessor/15638
12961 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12963 2009-03-31 Richard Guenther <rguenther@suse.de>
12965 PR middle-end/23401
12966 PR middle-end/27810
12967 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12968 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12969 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12970 a separate statement.
12971 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12972 (lookup_tmp_var): Likewise.
12973 (is_gimple_formal_tmp_or_call_rhs): Remove.
12974 (is_gimple_reg_or_call_rhs): Rename to ...
12975 (is_gimple_reg_rhs_or_call): ... this.
12976 (is_gimple_mem_or_call_rhs): Rename to ...
12977 (is_gimple_mem_rhs_or_call): ... this.
12978 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12979 DECL_GIMPLE_REG_P only if is_formal is true.
12980 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12981 for non-proper post-modify expression gimplification.
12982 (gimplify_self_mod_expr): For post-modify expressions gimplify
12983 the lvalue to a minimal lvalue.
12984 (rhs_predicate_for): Remove formal temp case.
12985 (gimplify_modify_expr_rhs): Likewise.
12986 (gimplify_addr_expr): Use is_gimple_reg.
12987 (gimplify_expr): Remove formal temp cases.
12988 (gimple_regimplify_operands): Likewise.
12989 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12990 and FILTER_EXPR like constants.
12991 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12993 (is_gimple_formal_tmp_rhs): Remove.
12994 (is_gimple_reg_rhs): Remove special casing.
12995 (is_gimple_mem_rhs): Fix.
12996 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12997 (is_gimple_formal_tmp_var): Remove.
12998 (is_gimple_formal_tmp_reg): Likewise.
12999 (is_gimple_min_lval): Allow invariant component ref parts.
13000 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13001 is_gimple_formal_tmp_reg): Remove declarations.
13002 * tree-cfg.c (verify_expr): Verify that variables with address
13003 taken do not have DECL_GIMPLE_REG_P set.
13004 * tree-mudflap.c (mf_build_check_statement_for): Use
13005 force_gimple_operand instead of gimplify_expr.
13007 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13009 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13010 schedulable rows to compute_split_row.
13012 2009-03-31 Ben Elliston <bje@au.ibm.com>
13015 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13018 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13020 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13021 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13022 * configure: Regenerate.
13023 * config.in: Regenerate.
13024 * config/rs6000/rs6000.opt (mtls-markers): Add.
13025 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13026 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13027 (tls_ld_aix, tls_ld_sysv): Likewise.
13028 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13029 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13031 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13033 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13035 2009-03-30 Jan Hubicka <jh@suse.cz>
13037 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13039 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13040 detection and label handling.
13042 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13044 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13045 left_conflicts_size.
13046 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13047 ALLOCNO_LEFT_CONFLICTS_SIZE.
13049 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13050 remove_allocno_from_bucket_and_push,
13051 allocno_spill_priority_compare, push_allocnos_to_stack,
13052 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13053 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13054 (setup_allocno_left_conflicts_num): Ditto. Rename to
13055 setup_allocno_left_conflicts_size.
13056 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13057 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13058 setup_allocno_left_conflicts_size instead of
13059 setup_allocno_left_conflicts_num.
13061 * ira-build.c (ira_create_allocno): Use
13062 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13063 ALLOCNO_LEFT_CONFLICTS_NUM.
13065 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13067 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13068 instead of DF_LR_OUT.
13070 * ira-lives.c (process_bb_node_lives): Ditto.
13072 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13073 instead of DF_LR_{OUT,IN}.
13075 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13077 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13079 2009-03-30 Jan Hubicka <jh@suse.cz>
13081 * except.c (label_to_region_map): Fix thinko.
13083 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13085 PR middle-end/38237
13086 * tree.h (tree_find_value): New declaration.
13087 * tree.c (tree_find_value): New function.
13088 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13090 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13093 * c-decl.c (struct c_binding): Add locus field.
13094 (bind): Add locus argument, set locus field from it.
13095 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13096 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13097 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13098 implicitly_declare, undeclared_variable, lookup_label,
13099 declare_label, c_make_fname_decl, c_builtin_function,
13100 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13103 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13106 * config/i386/i386.c (classify_argument): Check total size of
13109 2009-03-30 Martin Jambor <mjambor@suse.cz>
13111 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13112 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13113 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13116 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13117 seen_variable_array_ref while also traversing a union.
13119 * tree-inline.c (optimize_inline_calls): Do not call
13120 cgraph_node_remove_callees.
13121 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13122 (pass_remove_cgraph_callee_edges): New variable.
13123 * passes.c (init_optimization_passes): Add
13124 pass_remove_cgraph_callee_edges after early inlining and before all
13125 late intraprocedural passes.
13127 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13129 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13131 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13132 Fix typos in names.
13134 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13136 * combine.c (simplify_comparison): Use have_insn_for.
13137 * dojump.c (do_jump): Likewise.
13139 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13141 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13142 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13143 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13144 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13145 instead of sparc_compare_emitted.
13146 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13147 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13148 instead of sparc_compare_emitted.
13150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13152 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13153 enter/exit cfglayout mode.
13154 (pass_partition_block): Require it.
13155 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13156 (combine_instructions): Track basic blocks instead of labels.
13157 (update_cfg_for_uncondjump): New.
13158 (try_combine): Use it. Update jumps after rescanning.
13159 (pass_combine): Require PROP_cfglayout.
13160 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13162 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13164 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13165 Provide/destroy PROP_cfglayout respectively.
13166 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13167 * tree-pass.h (PROP_cfglayout): New.
13169 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13171 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13172 fold_convert_const_fixed_from_fixed,
13173 fold_convert_const_fixed_from_int,
13174 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13175 set TREE_CONSTANT_OVERFLOW.
13176 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13177 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13179 2009-03-30 Ira Rosen <irar@il.ibm.com>
13181 * tree-vect-loop-manip.c: New file.
13182 * tree-vectorizer.c: Update documentation and included files.
13183 (vect_loop_location): Make extern.
13184 (rename_use_op): Move to tree-vect-loop-manip.c
13185 (rename_variables_in_bb, rename_variables_in_loop,
13186 slpeel_update_phis_for_duplicate_loop,
13187 slpeel_update_phi_nodes_for_guard1,
13188 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13189 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13190 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13191 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13192 find_loop_location): Likewise.
13193 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13194 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13195 get_vectype_for_scalar_type, vect_is_simple_use,
13196 supportable_widening_operation, supportable_narrowing_operation):
13198 (bb_in_loop_p): Move to tree-vect-loop.c.
13199 (new_loop_vec_info, destroy_loop_vec_info,
13200 reduction_code_for_scalar_code, report_vect_op,
13201 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13202 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13203 (vect_supportable_dr_alignment): Likewise.
13204 * tree-vectorizer.h (tree-data-ref.h): Include.
13205 (vect_loop_location): Declare.
13206 Reorganize function declarations according to the new file structure.
13207 * tree-vect-loop.c: New file.
13208 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13209 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13210 * tree-vect-data-refs.c: New file.
13211 * tree-vect-patterns.c (timevar.h): Don't include.
13212 * tree-vect-stmts.c: New file.
13213 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13214 tree-vect-slp.c, tree-vect-loop.c.
13215 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13216 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13217 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13218 (tree-vect-analyze.o): Remove.
13219 (tree-vect-transform.o): Likewise.
13220 (tree-vect-data-refs.o): Add rule.
13221 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13222 tree-vect-slp.o): Likewise.
13223 (tree-vect-patterns.o): Remove redundant dependencies.
13224 (tree-vectorizer.o): Likewise.
13225 * tree-vect-slp.c: New file.
13227 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13229 * optc-gen.awk: Warn if an option flag has multiple different
13232 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13234 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13235 -floop-block): Document dependences on PPL, CLooG and Graphite.
13237 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13239 PR rtl-optimization/323
13240 * c-common.c (c_fully_fold, convert_and_check,
13241 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13242 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13243 * c-common.def (EXCESS_PRECISION_EXPR): New.
13244 * c-cppbuiltin.c (builtin_define_float_constants): Define
13245 constants with enough digits for long double.
13246 * c-lex.c (interpret_float): Interpret constant with excess
13247 precision where appropriate.
13248 * c-opts.c (c_common_post_options): Set
13249 flag_excess_precision_cmdline. Give an error for
13250 -fexcess-precision=standard for C++ for processors where the
13251 option is significant.
13252 * c-parser.c (c_parser_conditional_expression): Handle excess
13253 precision in condition.
13254 * c-typeck.c (convert_arguments): Handle arguments with excess
13256 (build_unary_op): Move excess precision outside operation.
13257 (build_conditional_expr): Likewise.
13258 (build_compound_expr): Likewise.
13259 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13260 (build_modify_expr): Handle excess precision in RHS.
13261 (convert_for_assignment): Handle excess precision in converted
13263 (digest_init, output_init_element, process_init_element): Handle
13264 excess precision in initializer.
13265 (c_finish_return): Handle excess precision in return value.
13266 (build_binary_op): Handle excess precision in operands and add
13267 excess precision as needed for operation.
13268 * common.opt (-fexcess-precision=): New option.
13269 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13270 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13271 For standard excess precision, output explicit conversion to and
13272 truncation from XFmode.
13273 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13274 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13275 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13276 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13277 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13278 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13279 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13280 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13281 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13282 define_splits, sqrt<mode>2): Disable where appropriate for
13283 standard excess precision.
13284 * convert.c (convert_to_real): Do not shorten arithmetic to type
13285 for which excess precision would be used.
13286 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13287 * doc/invoke.texi (-fexcess-precision=): Document option.
13288 (-mfpmath=): Correct index entry.
13289 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13290 flag_excess_precision): New.
13291 * langhooks.c (lhd_post_options): Set
13292 flag_excess_precision_cmdline.
13293 * opts.c (common_handle_option): Handle -fexcess-precision=.
13294 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13295 init_excess_precision): New.
13296 (lang_dependent_init_target): Call init_excess_precision.
13297 * tree.c (excess_precision_type): New.
13298 * tree.h (excess_precision_type): Declare.
13300 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13303 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13304 non-lvalue to component.
13306 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13308 PR preprocessor/34695
13309 * Makefile.in (c-opts.o): Depend on c-tree.h.
13310 * c-common.c: Move down include of diagnostic.h.
13311 (done_lexing, c_cpp_error): New.
13312 * c-common.h (done_lexing): Declare.
13313 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13315 * c-opts.c: Include c-tree.h.
13316 (c_common_init_options): Set preprocessor error callback.
13317 (c_common_handle_option): Do not set preprocessor
13318 inhibit_warnings, warnings_are_errors, warn_system_headers,
13319 pedantic_errors or inhibit_warnings flags.
13320 (c_common_post_options): Do not check cpp_errors (parse_in).
13321 (c_common_finish): Do not output dependencies if there were
13322 errors. Do not check return value of cpp_finish.
13323 * c-ppoutput.c (pp_file_change): Set input_location.
13324 * c-tree.h (c_cpp_error): Declare.
13325 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13327 (diagnostic_build_prefix): Check override_column.
13328 * diagnostic.h (diagnostic_info): Add override_column field.
13329 (diagnostic_override_column): Define.
13331 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13333 * c-common.c (c_expand_expr, c_staticp): Remove.
13334 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13335 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13336 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13337 * c-gimplify.c (gimplify_compound_literal_expr,
13338 optimize_compound_literals_in_ctor): Remove.
13339 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13340 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13341 * c-semantics.c (emit_local_var): Remove.
13343 * langhooks-def.h (lhd_expand_expr): Remove.
13344 * langhooks.c (lhd_expand_expr): Remove.
13345 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13347 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13348 handling from c-semantics.c; don't call into langhook.
13349 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13350 * gimplify.c (gimplify_compound_literal_expr,
13351 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13352 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13353 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13354 as was done in c-gimplify.c.
13355 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13356 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13357 Move from c-common.h.
13358 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13360 * tree.c (staticp): Do not call langhook.
13361 * langhooks.c (lhd_staticp): Delete.
13362 * langhooks-def.h (lhd_staticp): Delete prototype.
13363 (LANG_HOOKS_STATICP): Delete.
13364 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13366 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13367 instead of DECL_STMTs.
13369 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13377 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13379 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13380 contained expression.
13381 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13382 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13383 conditional expressions for C.
13384 (decl_constant_value_for_optimization): Move from
13385 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13386 whether optimizing and that the expression is a VAR_DECL not of
13387 array type instead of doing such checks in the caller. Do not
13388 check pedantic. Call gcc_unreachable for C++.
13389 * c-common.def (C_MAYBE_CONST_EXPR): New.
13390 * c-common.h (c_fully_fold, c_save_expr,
13391 decl_constant_value_for_optimization): New prototypes.
13392 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13393 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13394 EXPR_INT_CONST_OPERANDS): Define.
13395 * c-convert.c (convert): Strip nops from expression.
13396 * c-decl.c (groktypename): Take extra parameters expr and
13397 expr_const_operands. Update call to grokdeclarator.
13398 (start_decl): Update call to grokdeclarator. Add statement for
13399 expressions used in type of decl.
13400 (grokparm): Update call to grokdeclarator.
13401 (push_parm_decl): Update call to grokdeclarator.
13402 (build_compound_literal): Add parameter non_const and build a
13403 C_MAYBE_COSNT_EXPR if applicable.
13404 (grokdeclarator): Take extra parameters expr and
13405 expr_const_operands. Track expressions used in declaration
13406 specifiers and declarators. Fold array sizes and track whether
13407 they are constant expressions and whether they are integer
13408 constant expressions.
13409 (parser_xref_tag): Set expr and expr_const_operands fields in
13411 (grokfield): Update call to grokdeclarator.
13412 (start_function): Update call to grokdeclarator.
13413 (build_null_declspecs): Set expr and expr_const_operands fields in
13415 (declspecs_add_type): Handle expressions in typeof specifiers.
13416 * c-parser.c (c_parser_declspecs): Set expr and
13417 expr_const_operands fields for declaration specifiers.
13418 (c_parser_enum_specifier): Likewise.
13419 (c_parser_struct_or_union_specifier): Likewise.
13420 (c_parser_typeof_specifier): Likewise. Update call to
13421 groktypename. Fold expression as needed. Return expressions with
13422 type instead of adding statements.
13423 (c_parser_attributes): Update calls to c_parser_expr_list.
13424 (c_parser_statement_after_labels): Fold expression before passing
13425 to objc_build_throw_stmt.
13426 (c_parser_condition): Fold expression.
13427 (c_parser_asm_operands): Fold expression.
13428 (c_parser_conditional_expression): Use c_save_expr. Update call
13429 to build_conditional_expr.
13430 (c_parser_alignof_expression): Update call to groktypename.
13431 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13432 original_code. Fold expression argument of va_arg. Create
13433 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13434 argument to va_arg. Update calls to groktypename. Fold array
13435 index for offsetof. Verify that first argument to
13436 __builtin_choose_expr has integer type.
13437 (c_parser_postfix_expression_after_paren_type): Update calls to
13438 groktypename and build_compound_literal. Handle expressions with
13439 side effects in type name.
13440 (c_parser_postfix_expression_after_primary): Update call to
13441 c_parser_expr_list. Set original_code for calls to
13442 __builtin_constant_p.
13443 (c_parser_expr_list): Take extra parameter fold_p. Fold
13444 expressions if requested.
13445 (c_parser_objc_type_name): Update call to groktypename.
13446 (c_parser_objc_synchronized_statement): Fold expression.
13447 (c_parser_objc_receiver): Fold expression.
13448 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13449 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13450 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13451 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13452 (struct c_typespec): Add elements expr and expr_const_operands.
13453 (struct c_declspecs): Add elements expr and expr_const_operands.
13454 (groktypename, build_conditional_expr, build_compound_literal):
13456 (in_late_binary_op): Declare.
13457 * c-typeck.c (note_integer_operands): New function.
13458 (in_late_binary_op): New variable.
13459 (decl_constant_value_for_broken_optimization): Move to c-common.c
13460 and rename to decl_constant_value_for_optimization.
13461 (default_function_array_conversion): Do not strip nops.
13462 (default_conversion): Do not call
13463 decl_constant_value_for_broken_optimization.
13464 (build_array_ref): Do not fold result.
13465 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13466 result when operand is a VLA.
13467 (c_expr_sizeof_type): Update call to groktypename. Handle
13468 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13469 result when operand names a VLA type.
13470 (build_function_call): Update call to build_compound_literal.
13471 Only fold result for calls to __builtin_* functions. Strip
13472 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13473 the function designator.
13474 (convert_arguments): Fold arguments. Update call to
13475 convert_for_assignment.
13476 (build_unary_op): Handle increment and decrement of
13477 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13478 decrement earlier. Fold operand of increment and decrement.
13479 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13480 built for integer operand. Wrap returns that are INTEGER_CSTs
13481 without being integer constant expressions or that have integer
13482 constant operands without being INTEGER_CSTs.
13483 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13484 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13485 result is an integer constant expression or can be used in
13486 unevaluated parts of one and avoid folding and wrap as
13487 appropriate. Fold operands before possibly doing -Wsign-compare
13489 (build_compound_expr): Wrap result for C99 if operands can be used
13490 in integer constant expressions.
13491 (build_c_cast): Update call to digest_init. Do not ignore
13492 overflow from casting floating-point constants to integers. Wrap
13493 results that could be confused with integer constant expressions,
13494 null pointer constants or floating-point constants.
13495 (c_cast_expr): Update call to groktypename. Handle expressions
13496 included in type name.
13497 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13498 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13499 Update calls to convert_for_assignment.
13500 (convert_for_assignment): Take new parameter
13501 null_pointer_constant. Do not strip nops or call
13502 decl_constant_value_for_broken_optimization. Set
13503 in_late_binary_op for conversions to boolean.
13504 (store_init_value): Update call to digest_init.
13505 (digest_init): Take new parameter null_pointer_constant. Do not
13506 call decl_constant_value_for_broken_optimization. pedwarn for
13507 initializers not constant expressions. Update calls to
13508 convert_for_assignment.
13509 (constructor_nonconst): New.
13510 (struct constructor_stack): Add nonconst element.
13511 (really_start_incremental_init, push_init_level, pop_init_level):
13512 Handle constructor_nonconst and nonconst element.
13513 (set_init_index): Call constant_expression_warning for array
13515 (output_init_element): Fold value. Set constructor_nonconst as
13516 applicable. pedwarn for initializers not constant expressions.
13517 Update call to digest_init. Call constant_expression_warning
13518 where constant initializers are required.
13519 (process_init_element): Use c_save_expr.
13520 (c_finish_goto_ptr): Fold expression.
13521 (c_finish_return): Fold return value. Update call to
13522 convert_for_assignment.
13523 (c_start_case): Fold switch expression.
13524 (c_process_expr_stmt): Fold expression.
13525 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13526 ensure statement expression is not evaluated in constant expression.
13527 (build_binary_op): Track whether results are integer constant
13528 expressions or may occur in such, disable folding and wrap results
13529 as applicable. Fold operands for -Wsign-compare warnings unless
13531 (c_objc_common_truthvalue_conversion): Handle results folded to
13532 integer constants that are not integer constant expressions.
13533 * doc/extend.texi: Document when typeof operands are evaluated,
13534 that condition of __builtin_choose_expr is an integer constant
13535 expression, and more about use of __builtin_constant_p in
13538 2009-03-29 Richard Guenther <rguenther@suse.de>
13540 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13541 propagate addresses of array references.
13543 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13545 * regmove.c (perhaps_ends_bb_p): Remove.
13546 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13547 from INSN and check that the main loop stays within that basic block.
13548 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13549 (regmove_forward_pass): Split out from regmove_optimize. Use
13550 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13551 (regmove_backward_pass): Split out from regmove_optimize. Use
13552 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13553 (regmove_optimize): Simplify.
13555 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13558 * config/i386/i386.c (classify_argument): Ignore flexible array
13559 member in struct and warn ABI change.
13561 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13563 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13565 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13566 (ix86_adjust_cost): Updated.
13568 2009-03-29 Jan Hubicka <jh@suse.cz>
13570 PR middle-end/28850
13571 * tree-pass.h (pass_cleanup_eh): New function.
13572 (remove_unreachable_regions): Break code handling RTL
13573 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
13574 that can not be reached by runtime.
13575 (can_be_reached_by_runtime): New function.
13576 (label_to_region_map): New function.
13577 (num_eh_regions): New function.
13578 (rtl_remove_unreachable_regions): New function.
13579 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
13580 (remove_eh_region): New function.
13581 * except.h: Include sbitmap and vecprim.
13582 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
13583 num_eh_regions): Declare.
13584 * passes.c (init_optimization_passes): Schedule cleanup_eh.
13585 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
13586 * tree-eh.c (tree_remove_unreachable_handlers): New function.
13587 (tree_empty_eh_handler_p): New function.
13588 (cleanup_empty_eh): New function.
13589 (cleanup_eh): New function.
13590 (pass_cleanup_eh): New function.
13592 2009-03-29 Jan Hubicka <jh@suse.cz>
13594 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
13595 for removed regions.
13597 2009-03-29 Jan Hubicka <jh@suse.cz>
13599 * except.c (dump_eh_tree): Dump all datastructures.
13601 2009-03-29 Jan Hubicka <jh@suse.cz>
13603 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
13604 (duplicate_eh_regions_1): Likewise.
13605 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
13606 vector; call EH verification.
13607 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13608 Be ready for region being removed.
13610 2009-03-29 Jan Hubicka <jh@suse.cz>
13612 * bitmap.c (bitmap_last_set_bit): New function.
13613 * bitmap.h (bitmap_last_set_bit): Declare.
13615 2009-03-29 David Ayers <ayers@fsfe.org>
13618 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
13619 by calling objc_compare_types and surpress warnings about
13620 incompatible C pointers that are compatible ObjC pointers.
13622 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
13624 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
13625 call initialize_inline_failed.
13626 (initialize_inline_failed): Move it from here ...
13627 * cgraph.c (initialize_inline_failed): ... to here.
13628 (cgraph_create_edge): Call initialize_inline_failed rather than
13629 setting inline_failed directly.
13631 2009-03-29 Ben Elliston <bje@au.ibm.com>
13634 * sysv4.opt (msdata): Improve comment.
13635 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
13636 * sysv4.h (SVR4_ASM_SPEC): Likewise.
13638 2009-03-29 Ben Elliston <bje@au.ibm.com>
13641 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
13642 load and store attributes.
13644 2009-03-29 Ben Elliston <bje@au.ibm.com>
13646 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
13647 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
13648 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
13649 * doc/extend.texi (X86 Built-in Functions): Add index entries for
13650 __builtin_infq and __builtin_huge_valq.
13652 2009-03-28 Anatoly Sokolov <aesok@post.ru>
13654 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
13656 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13657 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
13659 2009-03-28 Xinliang David Li <davidxl@google.com>
13661 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
13662 (do_dbg_cnt): New function.
13664 2009-03-28 Jan Hubicka <jh@suse.cz>
13666 Merge from pretty-ipa:
13668 2009-03-27 Jan Hubicka <jh@suse.cz>
13670 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13671 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
13672 * passes.c (function_called_by_processed_nodes_p): New.
13673 * ipa-pure-const.c (check_call): Fix handling of operands.
13674 (analyze_function): Dump debug output for skipped bodies.
13675 (local_pure_const): Use function_called_by_processed_nodes_p.
13676 * dwarf2out.c (reference_to_unused): Use output.
13677 * passes.c (do_per_function_toporder): Likewise.
13679 2008-11-12 Jan Hubicka <jh@suse.cz>
13681 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
13682 * ipa-pure-const.c (funct_state_d): Add can throw field; make
13683 state_set_in_source enum
13684 (check_decl): Ignore memory tags; do not set fake looping flags;
13686 (check_operand, check_tree, check_rhs_var, check_lhs_var,
13687 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
13688 (check_call, analyze_function): Rewrite.
13690 (add_new_function): Update call of analyze_function.
13691 (generate_summary): Add call of analyze_function.
13692 (propagate): Propagate can_throw; handle state_set_in_source correctly.
13693 (local_pure_const): New function.
13694 (pass_local_pure_const): New pass.
13695 * ipa-inline.c (inline_transform): Set after_inlining.
13696 * tree-eh.c (stmt_can_throw_external): New.
13697 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
13698 work with aliasing built.
13699 * tree-flow.h (stmt_can_throw_external): New.
13700 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
13701 and local pure/const pass in early and late optimization queue.
13703 2009-03-28 Martin Jambor <mjambor@suse.cz>
13705 * fold-const.c (get_pointer_modulus_and_residue): New parameter
13707 (fold_binary): Allow function decl aligment consideration is the
13708 second argument is integer constant one.
13709 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
13710 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
13711 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
13713 2009-03-28 Jan Hubicka <jh@suse.cz>
13715 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
13716 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
13717 * function.h (rtl_data): Add nothrow flag.
13718 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
13719 set DECL_NOTHROW for AVAILABLE functions.
13721 2009-03-28 Jakub Jelinek <jakub@redhat.com>
13723 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
13724 following vector keyword has expansion starting with pixel or bool
13725 keyword, expand vector to __vector and pixel or bool to __pixel or
13729 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
13730 warn_if_disallowed_function_p): Removed.
13731 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
13732 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
13733 warning_if_disallowed_function_p.
13734 * flags.h (warn_if_disallowed_function_p,
13735 warn_disallowed_functions): Removed.
13736 * common.opt (Wdisallowed-function-list=): Removed.
13737 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
13739 2009-03-28 Richard Guenther <rguenther@suse.de>
13741 PR tree-optimization/38723
13742 * tree-ssa-pre.c (compute_avail): Add all default definitions to
13745 2009-03-28 Jan Hubicka <jh@suse.cz>
13747 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
13748 test introduced by my previous patch.
13750 2009-03-28 Richard Guenther <rguenther@suse.de>
13752 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
13753 the PHIs value undefined.
13755 2009-03-28 Jan Hubicka <jh@suse.cz>
13757 * tree-pass.h (pass_fixup_cfg): New pass.
13758 * ipa-inline.c (inline_transform): Set
13759 always_inline_functions_inlined/after_inlining.
13760 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
13761 (pass_fixup_cfg): New pass.
13762 * passes.c (init_optimization_passes): Add fixup_cfg.
13764 2009-03-28 Richard Guenther <rguenther@suse.de>
13766 PR tree-optimization/38458
13767 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
13768 argument use the arguments copy-of value.
13770 2009-03-28 Richard Guenther <rguenther@suse.de>
13772 PR tree-optimization/38180
13773 * tree-ssa-ccp.c (get_default_value): Simplify.
13774 (likely_value): Likewise.
13775 (surely_varying_stmt_p): Properly handle VOP case.
13776 (ccp_initialize): Likewise.
13777 (ccp_fold): Handle propagating through *&.
13778 (fold_const_aggregate_ref): Also handle decls.
13780 2009-03-28 Jan Hubicka <jh@suse.cz>
13782 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13783 * cgraph.h (cgraph_node): Likewise.
13784 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
13785 (cgraph_reset_node): Use process flag.
13786 (cgraph_mark_functions_to_output): Likewise.
13787 (cgraph_expand_function): Likewise.
13788 (cgraph_expand_all_functions): Likewise.
13789 (cgraph_output_in_order): Likewise.
13790 * dwarf2out.c (reference_to_unused): Likewise.
13791 * passes.c do_per_function_toporder): Likewise.
13793 2009-03-28 Jan Hubicka <jh@suse.cz>
13795 Bring from lto-branch:
13797 2008-09-03 Doug Kwan <dougkwan@google.com>
13799 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
13800 enums instead of reason strings.
13801 * cgraph.c (cgraph_create_edge): Same.
13802 (cgraph_inline_failed_string): New function.
13803 * cgraph.h (cgraph_inline_failed_t): New enum type.
13804 (cgraph_inline_failed_string): New prototype.
13805 (struct cgraph_edge): Change type of INLINED_FAILED from constant
13806 char pointer to cgraph_inline_failed_t.
13807 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
13808 (cgraph_default_inline_p): Ditto.
13809 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
13810 to cgraph_inline_failed_t pointer.
13811 * cif-code.def: New file.
13812 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
13814 (cgraph_check_inline_limits): Change type of REASON to pointer to
13815 cgraph_inline_failed_t. Replace reason strings with enums.
13816 (cgraph_default_inline_p): Ditto.
13817 (cgraph_recursive_inlining_p): Ditto.
13818 (update_caller_keys): Change type of FAILED_REASON to
13819 cgraph_inline_failed_t.
13820 (cgraph_set_inline_failed): Change type of REASON to pointer to
13821 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
13822 convert enums to strings for text output.
13823 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
13824 to be of type cgraph_inline_failed_t. Replace reason strings with
13825 enums. Call cgraph_inline_failed_string to covert enums
13826 to strings for text output.
13827 (cgraph_decide_inlining): Replace reason strings with enums.
13828 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
13829 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
13831 * tree-inline.c (expand_call_inline): Change type of REASON
13832 to cgraph_inline_failed_t. Replace reason strings with enums.
13833 Call cgraph_inline_failed_string for text output.
13834 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
13837 2009-03-28 Jan Hubicka <jh@suse.cz>
13839 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
13840 cgraph_clone_node): Remove master clone handling.
13841 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13842 * cgraph.h (master_clone): Remove.
13843 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13844 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
13845 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
13847 2009-03-28 Jan Hubicka <jh@suse.cz>
13849 * cgraph.c (cgraph_function_body_availability): Functions declared
13850 inline are always safe to assume that it is not going to be replaced.
13852 2009-03-28 Richard Guenther <rguenther@suse.de>
13854 PR tree-optimization/38513
13855 * tree-ssa-pre.c (eliminate): Remove redundant stores.
13856 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13857 EXC_PTR_EXPR and FILTER_EXPR.
13858 (get_ref_from_reference_ops): Likewise.
13860 2009-03-28 Richard Guenther <rguenther@suse.de>
13862 PR tree-optimization/38968
13863 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
13864 Use FLOOR_MOD_EXPR to compute misalignment.
13866 2009-03-28 Richard Guenther <rguenther@suse.de>
13868 PR tree-optimization/37795
13869 * tree.h (combine_comparisons): Declare.
13870 * fold-const.c (combine_comparisons): Export.
13871 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
13873 (ifcombine_iforif): Use combine_comparisons.
13875 2009-03-28 Jan Hubicka <jh@suse.cz>
13877 * tree-eh.c (inlinable_call_p): New function.
13878 (make_eh_edges): Use it.
13879 (verify_eh_edges): Use it.
13880 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
13881 * except.c (reachable_next_level): Add inlinable_function argument
13882 (sjlj_find_directly_reachable_regions): Update.
13883 (add_reachable_handler): Do not set saw_any_handlers.
13884 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
13885 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13886 Add new inlinable call parameter.
13887 (can_throw_internal, can_throw_external): Update.
13888 * except.h (can_throw_internal_1, can_throw_external_1,
13889 foreach_reachable_handler): Update declaration.
13891 2009-03-28 Joseph Myers <joseph@codesourcery.com>
13893 * config/arm/t-arm-coff, config/h8300/coff.h,
13894 config/i386/i386-aout.h, config/i386/i386-coff.h,
13895 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
13896 config/pdp11/2bsd.h, config/rs6000/aix41.h,
13897 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
13898 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
13899 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
13900 sys-types.h: Remove.
13901 * Makefile.in: Remove protoize and fixproto support and references
13903 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
13904 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
13906 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
13907 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
13908 unprotoize$(exeext).
13909 (rest.encap): Don't depend on $(STMP_FIXPROTO)
13910 (.PHONY): Don't depend on proto.
13911 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
13912 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
13913 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
13914 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
13915 build/gen-protos.o, build/scan.o, xsys-protos.h,
13916 build/fix-header$(build_exeext), build/fix-header.o,
13917 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
13918 stmp-install-fixproto): Remove.
13919 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
13920 SYSCALLS.c or fixproto files.
13921 (install-common): Don't install protoize.
13922 (install-headers-tar, install-headers-cpio, install-headers-cp):
13923 Don't depend on $(STMP_FIXPROTO).
13924 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13925 install fixproto files or write out fixproto settings.
13926 (uninstall): Don't uninstall protoize.
13927 * config.gcc (use_fixproto): Remove.
13928 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13929 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13930 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13931 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13932 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13933 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13934 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13935 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13936 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13937 * config/t-vxworks (STMP_FIXPROTO): Remove.
13938 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13939 STMP_FIXPROTO): Remove.
13940 * config.in, configure: Regenerate.
13941 * crtstuff.c (gid_t, uid_t): Don't undefine.
13942 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13943 (arm-*-coff, arm-*-aout: Remove target entries.
13944 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13945 Remove mention of AIX 4.1.
13946 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13947 * doc/invoke.texi (Running Protoize): Remove.
13948 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13949 (Protoize Caveats): Remove.
13950 * tsystem.h: Update comments on headers assumed to exist.
13952 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13954 * genautomata.c: Add a new year to the copyright. Add a new
13956 (struct insn_reserv_decl): Add comments for member bypass_list.
13957 (find_bypass): Remove.
13958 (insert_bypass): New.
13959 (process_decls): Use insert_bypass.
13960 (output_internal_insn_latency_func): Output all bypasses with the
13961 same input insn in one switch case.
13963 * rtl.def (define_bypass): Describe bypass choice.
13964 * doc/md.texi (define_bypass): Ditto.
13966 2009-03-27 Richard Guenther <rguenther@suse.de>
13968 * gimplify.c (mark_addressable): Export.
13969 * tree-flow.h (mark_addressable): Declare.
13970 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13971 * tree-ssa.c (verify_phi_args): Verify that address taken
13972 variables have TREE_ADDRESSABLE set.
13974 2009-03-27 Richard Guenther <rguenther@suse.de>
13976 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13977 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13978 Do not mark decls TREE_ADDRESSABLE.
13979 (build_fold_addr_expr): Adjust.
13980 (fold_addr_expr): Remove.
13981 (fold_unary): Use build_fold_addr_expr.
13982 (fold_comparison): Likewise.
13983 (split_address_to_core_and_offset): Likewise.
13984 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13986 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13987 (gimplify_modify_expr_to_memcpy): Mark source and destination
13989 * omp-low.c (create_omp_child_function): Mark the object decl
13991 (lower_rec_input_clauses): Mark the var we take the address of
13993 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13995 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13997 PR middle-end/39315
13998 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13999 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14001 2009-03-27 Richard Guenther <rguenther@suse.de>
14003 PR tree-optimization/39120
14004 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14006 (handle_lhs_call): Process return constraints. Add escape
14007 constraints if necessary.
14008 (handle_const_call): Fill out return constraints. Make nested
14009 case more precise. Avoid consttmp if possible.
14010 (handle_pure_call): Fill out return constraints. Avoid
14011 callused if possible.
14012 (find_func_aliases): Simplify call handling.
14014 2009-03-27 Richard Guenther <rguenther@suse.de>
14016 PR tree-optimization/39120
14017 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14018 as a representative.
14019 (solve_graph): Do propagate CALLUSED.
14020 (handle_pure_call): Use a scalar constraint from CALLUSED for
14022 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14025 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14028 * c-common.c (handle_aligned_attribute): Properly check alignment
14029 overflow. Use (1U << i) instead of (1 << i).
14031 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14033 * expr.h (get_mem_align_offset): Updated.
14035 * tree.h (tree_decl_common): Change align to "unsigned int" and
14036 move it before pointer_alias_set.
14038 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14039 Jakub Jelinek <jakub@redhat.com>
14042 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14043 gr_register_operand with gr_reg_or_0_operand.
14044 (cmpxchg_rel_di): Likewise.
14045 (sync_lock_test_and_set<mode>): Likewise.
14047 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14049 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14050 (true_regnum): Likewise.
14052 * rtlanal.c (subreg_info): Moved to ...
14053 * rtl.h (subreg_info): Here. New.
14054 (subreg_get_info): New.
14056 * rtlanal.c (subreg_get_info): Make it extern.
14058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14061 * config/i386/i386.c (ix86_abi): New.
14062 (override_options): Handle -mabi=.
14063 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14064 (ix86_call_abi_override): Likewise.
14065 (init_cumulative_args): Likewise.
14066 (function_arg_advance): Likewise.
14067 (function_arg_64): Likewise.
14068 (function_arg): Likewise.
14069 (ix86_pass_by_reference): Likewise.
14070 (ix86_function_value_regno_p): Likewise.
14071 (ix86_build_builtin_va_list_abi): Likewise.
14072 (setup_incoming_varargs_64): Likewise.
14073 (is_va_list_char_pointer): Likewise.
14074 (ix86_init_machine_status): Likewise.
14075 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14076 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14077 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14078 (ix86_function_abi): Make it static and return enum calling_abi.
14079 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14081 (ix86_fn_abi_va_list): Updated.
14083 * config/i386/i386.h (ix86_abi): New.
14084 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14085 (CONDITIONAL_REGISTER_USAGE): Likewise.
14086 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14087 (machine_function): Likewise.
14089 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14091 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14092 (STACK_BOUNDARY): Likewise.
14093 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14095 * config/i386/i386.opt (mabi=): New.
14097 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14098 return enum calling_abi.
14099 (ix86_function_type_abi): Likewise.
14100 (ix86_function_abi): Removed.
14102 * doc/invoke.texi: Document -mabi= option for x86.
14104 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14106 * builtins.c (real_dconstp): Delete.
14107 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14109 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14110 Jakub Jelinek <jakub@redhat.com>
14113 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14114 (gen_subprogram_die): When a function is explicit, generate the
14115 DW_AT_explicit attribute.
14116 * langhooks.h (struct lang_hooks_for_decls): Add
14117 function_decl_explicit_p langhook.
14118 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14119 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14121 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14123 * builtins.c (fold_builtin_memory_op): Optimize memmove
14124 into memcpy if we can prove source and destination don't overlap.
14126 * tree-inline.c: Include gt-tree-inline.h.
14127 (clone_fn_id_num): New variable.
14128 (clone_function_name): New function.
14129 (tree_function_versioning): Use it.
14130 * Makefile.in (GTFILES): Add tree-inline.c.
14132 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14134 * BASE-VER: Change to 4.5.0.
14136 2009-03-27 Xinliang David Li <davidxl@google.com>
14138 PR tree-optimization/39557
14139 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14141 2009-03-27 Xinliang David Li <davidxl@google.com>
14143 PR tree-optimization/39548
14144 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14147 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14149 * c-common.c (pointer_int_sum): Use %wd on return from
14152 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14154 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14155 on return from tree_low_cst.
14157 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14160 * ginclude/stdarg.h (va_copy): Define also for
14161 __GXX_EXPERIMENTAL_CXX0X__.
14163 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14166 * builtins.h (c_strlen): Do not warn here.
14167 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14168 * c-common.c (pointer_int_sum): Take an explicit location.
14169 Warn about offsets out of bounds.
14170 * c-common.h (pointer_int_sum): Adjust declaration.
14172 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14174 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14177 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14180 * opts.c (warn_if_disallowed_function_p): Don't assume
14181 get_callee_fndecl must return non-NULL.
14183 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14185 PR rtl-optimization/39522
14186 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14187 when reg_reloaded_valid is set.
14189 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14191 * config/spu/divv2df3.c: New file.
14192 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14193 (DPBIT_FUNCS): Filter out _div_df.
14195 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14197 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14198 a jump insn, count that jump in the distance to the loop start.
14200 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14203 * config/sh/sh.c (calc_live_regs): Fix condition for global
14204 registers except PIC_OFFSET_TABLE_REGNUM.
14206 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14209 * doc/invoke.texi (-mconsole): New.
14211 (-mno-cygwin): New.
14213 (-mnop-fun-dllimport): New.
14217 (sub section "i386 and x86-64 Windows Options"): New.
14219 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14221 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14222 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14224 2009-03-25 Richard Guenther <rguenther@suse.de>
14226 PR middle-end/39497
14227 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14230 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14232 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14233 neither of haifa/selective schedulers are working.
14235 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14237 * doc/invoke.texi (Debugging Options): Fix description of
14238 -fno-merge-debug-strings.
14240 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14242 * config/cris/libgcc.ver: New version-script.
14243 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14245 * configure.ac <GAS features, nop mnemonic>: Add pattern
14246 crisv32-*-* for "nop".
14247 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14248 * configure: Regenerate.
14250 2009-03-24 Ira Rosen <irar@il.ibm.com>
14252 PR tree-optimization/39529
14253 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14254 mark_sym_for_renaming for the tag copied to the new vector
14257 2009-03-24 Arthur Loiret <aloiret@debian.org>
14259 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14260 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14261 EXTRA_SPEC_FUNCTIONS.
14262 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14263 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14264 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14265 -march and -mtune options.
14267 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14269 * config/m68k/t-rtems: Add m5329 multilib.
14271 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14272 Jakub Jelinek <jakub@redhat.com>
14275 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14278 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14281 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14282 instead of c_parser_expression_conv, if original_code isn't one of the
14283 4 allowed comparison codes, fail.
14285 2009-03-23 Richard Guenther <rguenther@suse.de>
14287 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14288 * tree.h (struct tree_type): Likewise.
14289 * reload.h (struct insn_chain): Likewise.
14290 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14291 * function.h (struct function): Likewise.
14292 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14294 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14296 PR tree-optimization/39516
14297 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14299 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14301 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14302 should be set true if BITS_PER_WORD of target is bigger than 32
14304 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14306 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14307 Translate -B-options to -rpath-link. Correct existing
14308 rpath-link and conditionalize on !nostdlib.
14310 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14312 * doc/extend.texi (Function Attributes, Variable Attributes):
14314 * doc/invoke.texi (Debugging Options, Optimize Options)
14315 (i386 and x86-64 Options, MCore Options): Likewise.
14317 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14320 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14321 it for block local namespace aliases.
14322 (gen_decl_die): Pass context_die to gen_namespace_die.
14324 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14327 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14328 minimum or maximum value.
14330 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14332 * reginfo.c (globalize_reg): Recompute derived reg sets.
14334 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14337 * libgcc2.c (mprotect): Do not use signed arguments for
14338 VirtualProtect, use DWORD arguments. Also fix the 'may
14339 be used uninitialized' warning for the np variable.
14341 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14344 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14345 functions using regparm calling conventions when not optimizing.
14346 (ix86_function_sseregparm): Similarly for sseregparm calling
14349 2009-03-19 Li Feng <nemokingdom@gmail.com>
14351 PR middle-end/39500
14352 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14353 dependence if the first conflict is after niter iterations.
14355 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14357 PR middle-end/38609
14358 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14359 functions with dynamic stack-pointer adjustments.
14361 2009-03-19 Ben Elliston <bje@au.ibm.com>
14363 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14364 option; change to -msdata=data.
14366 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14368 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14371 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14374 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14376 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14378 * doc/invoke.texi (Code Gen Options): Expand discussion of
14381 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14383 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14384 * matrix-reorg.c (struct matrix_info): Likewise.
14385 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14386 * rtl.h (struct mem_attrs): Likewise.
14387 * df.h (struct df): Likewise.
14388 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14389 * ira-int.h (struct ira_allocno): Likewise.
14390 * df-scan.c (struct df_collection_rec): Likewise.
14391 * ira.c (struct equivalence): Likewise.
14392 * function.c (struct temp_slot): Likewise.
14393 * cfgloop.h (struct loop): Likewise.
14396 * function.c (use_register_for_decl): When not optimizing, disregard
14397 register keyword for variables with types containing methods.
14399 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14401 PR middle-end/39447
14402 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14403 (is_simple_operand): Call contains_component_ref_p before calling data
14404 reference analysis that would fail on COMPONENT_REFs.
14406 * tree-vrp.c (search_for_addr_array): Fix formatting.
14408 2009-03-18 Richard Guenther <rguenther@suse.de>
14410 * tree-vect-transform.c (vect_loop_versioning): Fold the
14411 generated comparisons.
14412 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14413 (slpeel_tree_peel_loop_to_edge): Likewise.
14415 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14417 PR middle-end/37805
14418 * opts.c (print_specific_help): In addition to `undocumented',
14419 accept `separate' and `joined' flags if passed alone. Describe
14420 output by the first matched one of those.
14421 (common_handle_option): Skip over empty strings.
14422 * gcc.c (display_help): Fix help string for `--help='.
14423 * doc/invoke.texi (Option Summary, Overall Options): With
14424 `--help=', classes and qualifiers can both be repeated, but
14425 only the latter can be negated. One should not pass only
14426 negated qualifiers. Fix markup and examples.
14429 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14430 PR middle-end/37805
14431 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14432 and -fhelp=separate.
14434 2009-03-17 Jing Yu <jingyu@google.com>
14436 PR middle-end/39378
14437 * function.h (struct rtl_data): Move is_thunk from here...
14438 (struct function): ...to here.
14439 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14440 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14442 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14444 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14445 (alpha_output_function_end_prologue): Likewise.
14446 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14447 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14448 (rs6000_output_function_epilogue): Likewise.
14449 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14451 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14454 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14455 from different units in a single alternative.
14456 (*truncdfsf_i387): Ditto.
14457 (*truncxfsf2_mixed): Ditto.
14458 (*truncxfdf2_mixed): Ditto.
14460 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14462 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14463 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14466 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14467 unused non-artificial variables when not optimizing.
14470 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14471 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14472 NAMESPACE_DECL in its DECL_INITIAL.
14474 PR middle-end/39443
14475 * optabs.c (set_user_assembler_libfunc): New function.
14476 * expr.h (set_user_assembler_libfunc): New prototype.
14477 * c-common.c: Include libfuncs.h.
14478 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14479 for memcmp, memset, memcpy, memmove and abort.
14480 * Makefile.in (c-common.o): Depend on libfuncs.h.
14483 * dwarf2out.c (gen_inlined_enumeration_type_die,
14484 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14485 gen_tagged_type_instantiation_die): Removed.
14486 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14489 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14492 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14494 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14495 (check-parallel-%): Ditto.
14496 (check-consistency): Ditto.
14498 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14500 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14501 local variable rhs by NULL_TREE.
14503 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14506 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14508 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14511 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14513 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14516 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14517 for ms->sysv ABI calls only in 64bit mode.
14519 * config/i386/i386.md (untyped_call): Support 32bit.
14521 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14523 * doc/extend.texi: Replace x86_65 with x86_64.
14525 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14527 PR tree-optimization/39455
14528 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14529 mismatches for POINTER_TYPE_P (type).
14530 (number_of_iterations_le): Likewise.
14532 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14534 * config/picochip/picochip.c: Removed profiling support.
14535 * config/picochip/picochip.md: Removed profiling instruction.
14536 * config/picochip/picochip.h: Removed profiling builtin.
14538 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14540 * doc/install.texi (--with-host-libstdcxx): Document.
14542 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14545 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14546 generate a warning if the function name does not begin with
14547 "__vector" and the function has either the 'signal' or 'interrupt'
14548 attribute, from here to ...
14549 (avr_declare_function_name): ...here. New function.
14550 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14551 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14553 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14556 * cse.c (fold_rtx): Don't modify original const_arg1 when
14557 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14558 separate variable instead.
14559 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14560 from out of range shift counts.
14561 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14563 2009-03-13 Catherine Moore <clm@codesourcery.com>
14565 * config/i386/x-mingw32 (host-mingw32.o): Replace
14566 diagnostic.h with $(DIAGNOSTIC_H).
14568 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14571 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
14573 * config/i386/sync.md (sync_compare_and_swap<mode>,
14574 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
14575 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
14577 (sync_double_compare_and_swapdi_pic,
14578 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
14579 cmpxchg8b_pic_memory_operand instead of just memory_operand.
14581 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14584 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
14586 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14589 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14590 (avx_addsubv4df3): Likewise.
14591 (*avx_addsubv4sf3): Likewise.
14592 (sse3_addsubv4sf3): Likewise.
14594 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14597 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
14599 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
14602 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
14603 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14604 registers for allocnos created from user-defined variables.
14606 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14609 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
14610 of non-integer mode as well.
14612 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
14614 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
14615 for functions for which the parameter types are unknown.
14617 2009-03-11 Jakub Jelinek <jakub@redhat.com>
14620 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
14621 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
14622 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
14623 * config/i386/i386.c (ix86_local_alignment): For
14624 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
14625 long long variables on the stack to avoid dynamic realignment.
14626 Allow the first argument to be a decl rather than type.
14627 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
14629 2009-03-11 Nick Clifton <nickc@redhat.com>
14632 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
14634 Add description to mno-lsim option.
14635 * config/mcore/mcore.h: Remove comment about deprecated m4align
14637 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
14638 * doc/invoke.texi: Add description of mno-lsim and
14639 mstack-increment options.
14641 * config/fr30/fr30.opt: Document the -mno-lsim option.
14642 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
14643 and -mno-lsim options.
14645 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14647 * fold-const.c (fold_comparison): Only call fold_inf_compare
14648 if the mode supports infinities.
14650 2009-03-11 Jason Merrill <jason@redhat.com>
14653 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
14654 end already did. Notice GIMPLE_CALL modifications of the result.
14655 Don't copy debug information from an ignored decl or a decl from
14658 2009-03-10 Richard Guenther <rguenther@suse.de>
14659 Nathan Froyd <froydnj@codesourcery.com>
14661 PR middle-end/37850
14662 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
14663 (__divMODE3): Likewise.
14665 2009-03-09 Jakub Jelinek <jakub@redhat.com>
14667 PR tree-optimization/39394
14668 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
14669 DECL_SIZE_UNIT of variable length FIELD_DECLs.
14671 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14673 * recog.c (verfiy_changes): Disallow renaming of hard regs in
14674 inline asms for register asm ("") declarations.
14676 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
14678 * fold-const.c (fold_unary): Fix comment.
14680 2009-03-07 Jan Hubicka <jh@suse.cz>
14683 * tree-inline.c (setup_one_parameter): Do replacement of const
14684 argument by constant in SSA form.
14686 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14688 PR middle-end/38028
14689 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
14690 determine alignment passed to assign_stack_local.
14691 (assign_parms_unsplit_complex): Likewise.
14692 * except.c (sjlj_build_landing_pads): Likewise.
14694 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14696 PR middle-end/39360
14697 * tree-flow.h (add_referenced_var): Return bool instead of void.
14698 * tree-dfa.c (add_referenced_var): Return result of
14699 referenced_var_check_and_insert call.
14700 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
14701 of referenced_var_check_and_insert.
14704 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
14705 (gen_variable_die): Emit DW_AT_location on abstract static variable's
14706 DIE, don't emit it if abstract origin already has it.
14707 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
14708 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
14710 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14712 * genpreds.c (needs_variable): Fix parentheses at variable name
14714 (write_tm_constrs_h): Indent generated code.
14716 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14718 * doc/extend.texi (Function Attributes): Add documentation
14719 for isr attributes.
14721 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14724 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
14725 take locus from its DECL_SOURCE_LOCATION instead of input_location.
14727 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14729 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
14732 2009-03-05 Jakub Jelinek <jakub@redhat.com>
14735 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
14736 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
14738 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
14740 * config/i386/i386.md (R8_REG, R9_REG): New constants.
14741 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
14742 constants instead of magic numbers.
14743 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
14745 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
14746 (x86_64_ms_abi_int_parameter_registers): Ditto.
14747 (x86_64_int_return_registers): Ditto.
14748 (ix86_maybe_switch_abi): Ditto.
14749 (ix86_expand_call): Ditto for clobbered_registers array.
14750 (ix86_hard_regno_mode_ok): Ditto.
14751 (x86_extended_QIreg_mentioned_p): Ditto.
14753 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
14755 PR tree-optimization/39349
14756 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
14758 * combine.c (gen_lowpart_for_combine): Use omode when generating
14761 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
14763 PR rtl-optimization/39235
14764 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
14766 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14768 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
14770 2009-03-04 Richard Guenther <rguenther@suse.de>
14772 PR tree-optimization/39362
14773 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
14774 that occur in abnormal PHIs should be varying.
14776 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14778 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
14780 (simple_iv): Take loop as an argument instead of statement.
14781 * tree-scalar-evolution.h (simple_iv): Declaration changed.
14782 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
14784 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
14786 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
14787 * matrix-reorg.c (analyze_transpose): Ditto.
14788 * tree-data-ref.c (dr_analyze_innermost): Ditto.
14789 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14790 * tree-predcom.c (ref_at_iteration): Ditto.
14791 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
14793 2009-03-04 Richard Guenther <rguenther@suse.de>
14795 PR tree-optimization/39358
14796 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
14797 escaped_id and callused_id.
14798 (solve_graph): Likewise.
14800 2009-03-04 Richard Guenther <rguenther@suse.de>
14802 PR tree-optimization/39339
14803 * tree-sra.c (try_instantiate_multiple_fields): Make it
14804 no longer ICE on the above.
14806 2009-03-03 Joseph Myers <joseph@codesourcery.com>
14808 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
14809 that fits within Pmode.
14811 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14813 PR middle-end/10109
14814 * tm.texi (LIBCALL_VALUE): Update description.
14816 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14818 PR middle-end/34443
14819 * doc/extend.texi (section): Update description.
14821 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
14823 PR middle-end/39345
14824 * tree-inline.c (remapped_type): New.
14825 (can_be_nonlocal): Call remapped_type instead of remap_type.
14827 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14830 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
14831 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
14833 2009-03-03 Richard Guenther <rguenther@suse.de>
14835 PR middle-end/39272
14836 * tree.c (tree_nonartificial_location): New function.
14837 * tree.h (tree_nonartificial_location): Declare.
14838 * builtins.c (expand_builtin_memory_chk): Provide location
14839 of the call location for artificial function pieces.
14840 (maybe_emit_chk_warning): Likewise.
14841 (maybe_emit_sprintf_chk_warning): Likewise.
14842 (maybe_emit_free_warning): Likewise.
14843 * expr.c (expand_expr_real_1): Likewise.
14845 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14847 PR tree-optimization/39343
14848 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
14849 COMPONENT_REF t has ARRAY_TYPE.
14851 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
14853 PR middle-end/39335
14854 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
14855 when the type precision of the induction variable should be
14856 larger than the type precision of nit.
14857 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
14858 * graphite.c (graphite_loop_normal_form): Same.
14859 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
14861 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14863 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
14864 (*call_1_rex64_ms_sysv): Use named constants instead of magic
14865 numbers to describe clobbered registers.
14866 (*call_value_0_rex64_ms_sysv): Ditto.
14867 * config/i386/mmx.md (mmx_emms): Ditto.
14868 (mmx_femms): Ditto.
14870 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
14872 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
14875 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14877 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
14878 (spu_section_type_flags): New function.
14880 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14882 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
14883 reg_class_contents of FLOAT_REGS into a temporary.
14885 2009-03-02 Richard Guenther <rguenther@suse.de>
14886 Ira Rosen <irar@il.ibm.com>
14888 PR tree-optimization/39318
14889 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
14890 information to the vectorized statement.
14892 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
14894 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
14895 variable. Use defined names instead of magic constants for REX SSE
14898 2009-03-01 Richard Guenther <rguenther@suse.de>
14900 PR tree-optimization/39331
14901 * omp-low.c (lower_send_shared_vars): Do not receive new
14902 values for the reference of DECL_BY_REFERENCE parms or results.
14904 2009-03-01 Jan Hubicka <jh@suse.cz>
14907 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
14908 BLOCK_NONLOCALIZED_VAR): New macros.
14909 (tree_block): Add nonlocalized_vars.
14910 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
14911 gen_decl_die): Add origin argument. Allow generation of die with
14912 origin at hand only.
14913 (gen_member_die, gen_type_die_with_usage, force_decl_die,
14914 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
14916 (gen_block_die): Fix checking for unused blocks.
14917 (process_scope_var): Break out from .... ; work with origins only.
14918 (decls_for_scope) ... here; process nonlocalized list.
14919 (dwarf2out_ignore_block): Look for nonlocalized vars.
14920 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
14922 (dump_scope_block): Dump them.
14923 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14924 (remap_block): Likewise.
14925 (can_be_nonlocal): New predicate.
14926 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14928 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14930 * configure: Regenerate.
14932 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14934 * optc-gen.awk: No need to duplicate option flags twice.
14935 Reuse help texts for duplicate options which do not have any.
14937 * gcc.c (display_help): Document --version.
14939 * gcc.c (main): If print_help_list and verbose_flag, ensure
14940 driver output comes before subprocess output.
14942 * optc-gen.awk: Assign all remaining fields to help string,
14943 space-separated, for multi-line help in *.opt.
14945 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14946 -Wno-pedantic-ms-format is for MinGW targets only.
14948 * doc/options.texi (Option file format): Fix bad indentation,
14949 restoring dropped sentence.
14951 2009-02-28 Jan Hubicka <jh@suse.cz>
14953 * tree-inline.c (tree_function_versioning): Output debug info.
14955 2009-02-28 Jan Hubicka <jh@suse.cz>
14958 * tree-inline.c (setup_one_parameter): Do not copy propagate
14959 arguments when not optimizing.
14961 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14964 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14965 (avx_addsubv4df3): Likewise.
14966 (*avx_addsubv4sf3): Likewise.
14967 (sse3_addsubv4sf3): Likewise.
14968 (*avx_addsubv2df3): Likewise.
14969 (sse3_addsubv2df3): Likewise.
14970 (avx_unpckhps256): Correct item selectors.
14971 (avx_unpcklps256): Likewise.
14972 (avx_unpckhpd256): Likewise.
14973 (avx_unpcklpd256): Likewise.
14975 2009-02-28 Jan Hubicka <jh@suse.cz>
14977 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14979 (copy_arguments_for_versioning): If var is declared don't declare it.
14980 (tree_function_versioning): First setup substitutions and then copy
14983 2009-02-27 Jan Hubicka <jh@suse.cz>
14986 * cgraph.h (varpool_output_debug_info): Remove.
14987 * cgraphunit.c (varpool_output_debug_info): Remove.
14988 * dwarf2out.c (deferred_locations_struct): New struct
14989 (deferred_locations): New type.
14990 (deferred_locations_list): New static var.
14991 (deffer_location): New function.
14992 (gen_variable_die): Use it.
14993 (decls_for_scope): Output info on local static vars.
14994 (dwarf2out_finish): Process deferred locations.
14995 * varpool.c (varpool_output_debug_info): Remove.
14997 2009-02-27 Jan Hubicka <jh@suse.cz>
15000 * tree.h (TREE_PROTECTED): Fix comment.
15001 (BLOCK_HANDLER_BLOCK): Remove.
15002 (struct tree_block): Remove handler_block add body_block.
15003 (inlined_function_outer_scope_p): New.
15004 (is_body_block): Remove.
15005 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15006 * dwarf2out.c (is_inlined_entry_point): Remove.
15007 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15008 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15010 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15011 * gimplify.c (gimplify_expr): Gimplify body blocks.
15012 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15013 block with multiple subblocks.
15014 (dump_scope_block): Prettier output; dump more flags and info.
15015 (dump_scope_blocks): New.
15016 (remove_unused_locals): Use dump_scope_blocks.
15017 * tree-flow.h (dump_scope_blocks): Declare.
15018 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15019 * stmt.c (is_body_block): Remove.
15020 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15021 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15023 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15025 PR middle-end/39308
15026 * graphite.c (graphite_loop_normal_form): Do not call
15027 number_of_iterations_exit from a gcc_assert.
15029 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15031 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15032 jumps if COND is NULL.
15033 (find_cond_jump): New function.
15034 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15035 * config/s390/s390.md: Remove z10_cobra attribute value.
15037 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15039 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15040 force_const_mem returns NULL_RTX.
15042 2009-02-26 Jan Hubicka <jh@suse.cz>
15045 * cgraph.h (varpool_output_debug_info): Remove.
15046 * cgraphunit.c (varpool_output_debug_info): Remove.
15047 * dwarf2out.c (deferred_locations_struct): New struct
15048 (deferred_locations): New type.
15049 (deferred_locations_list): New static var.
15050 (deffer_location): New function.
15051 (gen_variable_die): Use it.
15052 (decls_for_scope): Output info on local static vars.
15053 (dwarf2out_finish): Process deferred locations.
15054 * varpool.c (varpool_output_debug_info): Remove.
15056 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15058 PR rtl-optimization/39241
15059 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15060 to subreg_offset_representable_p.
15062 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15064 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15065 execute function prototype. Get f and nregs from max_reg_num
15066 and get_insns. Remove the first backward pass as it's dead,
15067 guard the forward pass by flag_expensive_optimizations.
15068 (rest_of_handle_regmove): Delete.
15069 (pass_regmove): Replace it with regmove_optimize.
15071 2009-02-25 Martin Jambor <mjambor@suse.cz>
15073 PR tree-optimization/39259
15074 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15075 calls_alloca function flags.
15076 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15077 calls are detected.
15079 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15081 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15082 flags_set_1_rtx, flags_set_1_set): Delete.
15083 (regmove_optimize): Do not call mark_flags_life_zones.
15085 2009-02-24 Julian Brown <julian@codesourcery.com>
15088 * config/arm/arm.c (require_pic_register): Only set
15089 cfun->machine->pic_reg once per function.
15091 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15093 * doc/invoke.texi (Link Options): Document an easier way to pass
15094 options that take arguments to the GNU linker using -Xlinker and -Wl.
15096 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15099 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15101 2009-02-24 Richard Guenther <rguenther@suse.de>
15104 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15106 2009-02-24 Richard Guenther <rguenther@suse.de>
15107 Zdenek Dvorak <ook@ucw.cz>
15109 PR tree-optimization/39233
15110 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15111 from converting them to a generic type.
15113 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15115 PR tree-optimization/39260
15116 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15117 contains a condition with a real type.
15118 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15120 2009-02-23 Jason Merrill <jason@redhat.com>
15123 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15124 narrowing_initializer_constant_valid_p.
15125 (narrowing_initializer_constant_valid_p): Don't return
15126 null_pointer_node for adding a pointer to itself.
15128 2009-02-23 Jan Hubicka <jh@suse.cz>
15131 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15134 2009-02-23 Jan Hubicka <jh@suse.cz>
15136 PR tree-optimization/37709
15137 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15138 * tree.h (block_ultimate_origin): Declare.
15139 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15140 * tree-ssa-live.c (remove_unused_scope_block_p):
15141 Eliminate blocks containig no instructions nor live variables nor
15143 (dump_scope_block): New function.
15144 (remove_unused_locals): Enable removal of dead blocks by default;
15145 enable dumping at TDF_DETAILS.
15147 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15149 * config/i386/i386.c (classify_argument): Don't allow COImode
15151 (function_arg_advance_32): Don't allow OImode.
15152 (function_arg_32): Likewise.
15153 (function_value_32): Likewise.
15154 (return_in_memory_32): Likewise.
15155 (function_arg_64): Remove OImode comment.
15157 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15160 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15161 ix86_expand_vector_set for V4DImode in 64bit mode only.
15162 (ix86_expand_vector_init_one_var): Likewise.
15164 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15166 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15168 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15171 * loop-iv.c: Revert last change.
15172 * emit-rtl.c: Likewise.
15174 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15177 * config/i386/i386.c (type_natural_mode): Remove an extra
15178 space in the warning message.
15179 (function_value_32): Handle 32-byte vector modes.
15180 (return_in_memory_32): Likewise.
15182 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15184 * loop-iv.c (truncate_value): New function.
15185 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15187 (lowpart_subreg): Move to...
15188 * emit-rtl.c: ...here.
15190 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15192 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15193 accidental and undocumented change at revision 140860.
15195 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15197 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15198 take gimple_seq * arguments.
15199 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15200 types_compatible_p langhook.
15202 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15203 Joseph Myers <joseph@codesourcery.com>
15205 * config/arm/arm.c (arm_builtin_va_list): New function.
15206 (arm_expand_builtin_va_start): Likewise.
15207 (arm_gimplify_va_arg_expr): Likewise.
15208 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15209 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15210 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15211 (va_list_type): New variable.
15212 (arm_mangle_type): Mangle va_list_type appropriately.
15214 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15216 PR middle-end/39157
15217 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15218 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15219 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15220 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15221 parameter to 1000 for -O1 by default.
15222 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15224 * loop-invariant.c: Include params.h.
15225 (move_loop_invariants): Don't call move_single_loop_invariants on
15228 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15230 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15231 offset when calculating bounds for indexing stack_usage_map. Fixes
15232 a buffer overflow with certain target setups.
15234 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15237 * calls.c (expand_call): Clear try_tail_call if caller and callee
15238 disagree in promotion of function return value.
15240 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15243 * c-common.c (c_determine_visibility): If visibility changed and
15244 DECL_RTL has been already set, call make_decl_rtl to update symbol
15247 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15250 * varasm.c (assemble_variable): Don't check DECL_NAME when
15251 globalizing a variable.
15253 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15256 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15257 expression before any __builtin_trap call.
15258 * c-typeck.c (build_function_call): Convert and check function
15259 arguments before generating a call to a trap. Evaluate the
15260 function arguments before the trap.
15262 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15265 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15266 (UNSPEC_FXAM_MEM): New unspec.
15267 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15268 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15269 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15271 2009-02-19 Richard Guenther <rguenther@suse.de>
15273 PR tree-optimization/39207
15274 PR tree-optimization/39074
15275 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15276 storedanything_tree): New.
15277 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15278 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15279 (build_succ_graph): Add edges from STOREDANYTHING to all
15281 (init_base_vars): Initialize STOREDANYTHING.
15282 (compute_points_to_sets): Free substitution info after
15283 building the succ graph.
15284 (ipa_pta_execute): Likewise.
15286 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15288 (do_ds_constraint): Do not add to special var or non-pointer
15290 (type_could_have_pointers): Split out from ...
15291 (could_have_pointers): ... here. For arrays use the element type.
15292 (create_variable_info_for): Initialize may_have_pointers.
15293 (new_var_info): Likewise.
15294 (handle_lhs_call): Make the HEAP variable unknown-sized.
15295 (intra_create_variable_infos): Use a type with pointers for
15296 PARM_NOALIAS, make it unknown-sized.
15298 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15301 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15303 2009-02-18 Jason Merrill <jason@redhat.com>
15306 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15307 value if DECL_EXTERNAL.
15308 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15309 * target.h (gcc_target::binds_local_p): Clarify "module".
15310 * tree.h (TREE_PUBLIC): Clarify "module".
15312 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15315 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15316 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15318 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15321 * c.opt (Wabi): Support C and ObjC.
15324 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15326 * config/i386/i386.c (classify_argument): Warn once about the ABI
15327 change when passing union with long double.
15329 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15331 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15334 * c-parser.c (c_parser_compound_statement): Always enter and leave
15337 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15340 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15342 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15344 PR tree-optimization/36922
15345 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15346 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15349 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15351 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15354 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15356 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15358 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15360 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15363 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15364 Richard Sandiford <rdsandiford@googlemail.com>
15366 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15367 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15368 (loongson_biadd): ...this.
15370 2009-02-17 Richard Guenther <rguenther@suse.de>
15372 PR tree-optimization/39202
15373 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15374 a var make sure to follow existing collapses.
15376 2009-02-17 Richard Guenther <rguenther@suse.de>
15378 PR middle-end/39214
15379 * langhooks.c (lhd_print_error_function): Check for NULL block.
15381 2009-02-17 Richard Guenther <rguenther@suse.de>
15383 PR tree-optimization/39204
15384 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15387 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15389 * config/soft-fp/double.h: Update from glibc CVS.
15391 2009-02-17 Richard Guenther <rguenther@suse.de>
15393 PR tree-optimization/39207
15394 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15395 strict-aliasing warnings for pointers pointing to NULL.
15397 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15400 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15401 skipping until next close brace.
15403 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15406 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15407 to function argument boundary.
15409 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15411 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15412 in the lea_add. Reload eventually constraints it properly.
15413 * config/picochip/constraints.md: Remove the target constraint
15414 "b", since it is not needed anymore.
15416 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15418 * gthr-dce.h: Uglify function parameter and local variable names.
15419 * gthr-gnat.h: Likewise.
15420 * gthr-mipssde.h: Likewise.
15421 * gthr-nks.h: Likewise.
15422 * gthr-posix95.h: Likewise.
15423 * gthr-posix.h: Likewise.
15424 * gthr-rtems.h: Likewise.
15425 * gthr-single.h: Likewise.
15426 * gthr-solaris.h: Likewise.
15427 * gthr-tpf.h: Likewise.
15428 * gthr-vxworks.h: Likewise.
15429 * gthr-win32.h: Likewise.
15431 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15434 * config/i386/i386.md: Restrict the new peephole2 to move
15435 between MMX/SSE registers.
15437 2009-02-15 Richard Guenther <rguenther@suse.de>
15440 2009-02-13 Richard Guenther <rguenther@suse.de>
15442 * configure.ac: Enable LFS.
15443 * configure: Re-generate.
15444 * config.in: Likewise.
15446 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15448 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15449 spu_srqwbyte, spu_srqwbytebc): Define.
15450 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15451 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15452 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15453 "shrqby_<mode>"): New insn-and-split patterns.
15454 * config/spu/spu.c (expand_builtin_args): Determine and return
15455 number of operands using spu_builtin_description data.
15456 (spu_expand_builtin_1): Use it.
15458 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15461 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15464 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15467 * config/i386/i386.c (override_options): Correct warning
15468 messages for -malign-loops, -malign-jumps and -malign-functions.
15470 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15473 * config/i386/i386.md: Restrict the new peephole2 to move
15474 between the general purpose registers.
15476 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15479 * config/i386/i386.c (type_natural_mode): Add a new argument.
15480 Return the original mode and warn ABI change if vector size is 32byte.
15481 (function_arg_advance): Updated.
15482 (function_arg): Likewise.
15483 (ix86_function_value): Likewise.
15484 (ix86_return_in_memory): Likewise.
15485 (ix86_sol10_return_in_memory): Likewise.
15486 (ix86_gimplify_va_arg): Likewise.
15487 (function_arg_32): Don't warn ABX ABI change here.
15488 (function_arg_64): Likewise.
15490 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15492 * loop-iv.c (implies_p): In the final case, test that operands 0
15493 of the two comparisons match.
15495 * config/bfin/bfin.c (find_prev_insn_start): New function.
15496 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15497 (find_next_insn_start): Move.
15499 2009-02-13 Richard Guenther <rguenther@suse.de>
15501 * configure.ac: Enable LFS.
15502 * configure: Re-generate.
15503 * config.in: Likewise.
15505 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15508 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15509 sizes on syntax error after some arguments have been parsed.
15511 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15513 * doc/invoke.texi (-fira): Remove.
15515 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15517 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15518 * recog.c: Likewise.
15521 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15523 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15524 (umul_ppmm): Likewise.
15525 (count_leading_zeros): Likewise.
15526 (count_trailing_zeros): Likewise.
15527 (UMUL_TIME): Likewise.
15529 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15531 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15532 soft-fp/t-softfp to tmake_file.
15534 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15535 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15536 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15537 IA64_BUILTIN_INFQ]: New.
15538 (ia64_init_builtins): Initialize __builtin_infq,
15539 __builtin_fabsq and __builtin_copysignq if not HPUX.
15540 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15541 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15543 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15545 (__fixtfti): Likewise.
15546 (__fixunstfti): Likewise.
15547 (__floattitf): Likewise.
15549 * config/ia64/libgcc-glibc.ver: New.
15550 * config/ia64/t-fprules-softfp: Likewise.
15551 * config/ia64/sfp-machine.h: Likewise.
15553 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15554 (LIBGCC2_TF_CEXT): Likewise.
15555 (TF_SIZE): Likewise.
15556 (TARGET_INIT_LIBFUNCS): Likewise.
15558 * config/ia64/t-glibc (SHLINB_MAPFILES):
15559 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15561 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15563 * config/i386/i386.c (construct_container): Rewrite processing
15564 BLKmode with X86_64_SSE_CLASS.
15566 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15569 * config/i386/i386.md: Replace simplify_replace_rtx with
15570 replace_rtx in the new peephole2.
15572 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
15574 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
15575 loop unrolling do not happen at -O2.
15577 2009-02-12 Michael Matz <matz@suse.de>
15579 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
15581 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15583 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
15586 2009-02-12 Ben Elliston <bje@au.ibm.com>
15588 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
15589 patterns when updating the back chain. Missed in the 2009-02-10
15592 2009-02-11 Janis Johnson <janis187@us.ibm.com>
15594 * doc/extend.texi (Decimal Floating Types): Update identifier of
15595 draft TR and list of missing support.
15597 2009-02-11 Jakub Jelinek <jakub@redhat.com>
15599 PR middle-end/39154
15600 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
15601 bit to variable length decl's flags, add it also to its
15602 pointer replacement variable.
15604 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
15605 Jakub Jelinek <jakub@redhat.com>
15608 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
15609 (memory_blockage): New expander.
15610 (*memory_blockage): New insn pattern.
15611 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
15612 instead of general blockage at the end of function prologue when
15613 frame pointer is used to access red zone area. Do not emit blockage
15614 when profiling, it is emitted in generic code.
15615 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
15616 function epilogue when frame pointer is used to access red zone area.
15618 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
15621 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
15622 by arithmetic with memory operands.
15623 * config/i386/predicates.md (commutative_operator): New.
15625 2009-02-10 Janis Johnson <janis187@us.ibm.com>
15627 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
15630 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
15632 * alias.h (record_alias_subset): Declare.
15633 * alias.c (record_alias_subset): Make global.
15635 2009-02-10 Nick Clifton <nickc@redhat.com>
15637 * tree-parloops.c: Change license to GPLv3.
15638 * ipa-struct-reorg.c: Change license to GPLv3.
15639 * ipa-struct-reorg.h: Change license to GPLv3.
15641 2009-02-10 Steve Ellcey <sje@cup.hp.com>
15644 * c-decl.c (start_struct): Return NULL on error.
15646 2009-02-10 Jakub Jelinek <jakub@redhat.com>
15648 PR middle-end/39124
15649 * cfgloopmanip.c (remove_path): Call remove_bbs after
15650 cancel_loop_tree, not before it.
15653 * function.h (struct function): Add has_local_explicit_reg_vars bit.
15654 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
15655 VAR_DECLs were seen.
15656 * tree-ssa-live.c (remove_unused_locals): Recompute
15657 cfun->has_local_explicit_reg_vars.
15658 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
15659 copies or clearings if cfun->has_local_explicit_reg_vars.
15661 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
15664 * config/i386/i386.c (expand_prologue): Emit blockage at the end
15665 of function prologue when frame pointer is used to access
15668 2009-02-10 Richard Guenther <rguenther@suse.de>
15670 PR middle-end/39127
15671 * gimplify.c (gimple_regimplify_operands): Always look if
15672 we need to create a temporary.
15674 2009-02-10 Richard Guenther <rguenther@suse.de>
15676 PR tree-optimization/39132
15677 * tree-loop-distribution.c (todo): New global var.
15678 (generate_memset_zero): Trigger TODO_rebuild_alias.
15679 (tree_loop_distribution): Return todo.
15681 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
15684 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
15685 (x86_64_reg_class_name): Removed.
15686 (classify_argument): Return 0 if bytes > 32. Return 0 if the
15687 first one isn't X86_64_SSE_CLASS or any other ones aren't
15688 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
15689 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
15690 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
15691 and 3 X86_64_SSEUP_CLASS.
15692 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
15693 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
15695 2009-02-10 Ben Elliston <bje@au.ibm.com>
15697 * config/rs6000/rs6000.md (allocate_stack): Always use an update
15698 form instruction to update the stack back chain word, even if the
15699 user has disabled the generation of update instructions.
15700 (movdi_<mode>_update_stack): New.
15701 (movsi_update_stack): Likewise.
15702 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
15703 always use an update form instruction to update the stack back
15706 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
15708 PR middle-end/38953
15709 * graphite.c (if_region_set_false_region): After moving a region in
15710 the false branch of a condition, remove the empty dummy basic block.
15711 (gloog): Remove wrong fix for PR38953.
15713 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15715 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
15716 generation due to implicit sign extension.
15718 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
15720 PR middle-end/38981
15721 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
15722 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
15724 2009-02-09 Richard Guenther <rguenther@suse.de>
15726 PR middle-end/35202
15727 * convert.c (convert_to_real): Disable (float)fn((double)x)
15728 to fnf(x) conversion if errno differences may occur and
15729 -fmath-errno is set.
15731 2009-02-07 Anatoly Sokolov <aesok@post.ru>
15733 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
15734 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15735 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15737 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15740 * c-common.c (handle_alias_attribute): Disallow attribute for
15741 anything not a FUNCTION_DECL or VAR_DECL.
15743 2009-02-06 Janis Johnson <janis187@us.ibm.com>
15746 * real.c (do_compare): Special-case compare of zero against
15747 decimal float value.
15749 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15752 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
15753 as indicating flexible array members unless the field itself is
15754 being declarared as the incomplete array.
15756 2009-02-06 Jan Hubicka <jh@suse.cz>
15758 PR tree-optimization/38844
15759 * ipa-inline.c (try_inline): Stop inlining recursion when edge
15760 is already inlined.
15762 2009-02-06 Richard Guenther <rguenther@suse.de>
15764 PR middle-end/38977
15765 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
15766 fork because we may expand it as __gcov_fork.
15768 2009-02-06 Nick Clifton <nickc@redhat.com>
15770 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
15772 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
15774 PR tree-optimization/35659
15775 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
15776 vn_phi_eq): Shortcut if hashcode does not match.
15777 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
15779 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
15780 and avoid iterative_hash_expr.
15781 (FOR_EACH_VALUE_ID_IN_SET): New.
15782 (value_id_compare): Remove.
15783 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
15784 sort expressions by value id.
15786 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
15789 * config/sh/predicates.md (general_movsrc_operand): Don't check
15790 the subreg of system registers here.
15792 2009-02-05 Jakub Jelinek <jakub@redhat.com>
15795 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
15796 on the copied decl.
15798 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
15800 PR rtl-optimization/39110
15801 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
15802 addresses, not aligned ones.
15804 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
15805 Richard Guenther <rguenther@suse.de>
15807 PR tree-optimization/39100
15808 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
15809 comment says and add edges.
15811 2009-02-05 Joseph Myers <joseph@codesourcery.com>
15814 * c-common.c (handle_tls_model_attribute): Ignore attribute for
15815 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
15817 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
15819 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
15820 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
15821 register_bb_in_sese, new_sese, free_sese): Moved.
15822 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
15823 outermost_loop_in_scop, build_scop_iteration_domain,
15824 expand_scalar_variables_ssa_name, get_vdef_before_scop,
15825 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
15826 Use loop_in_sese_p instead of loop_in_scop_p.
15827 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
15828 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
15829 (scopdet_basic_block_info): Fix bug in scop detection.
15830 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
15831 eq_loop_to_cloog_loop): Remove.
15832 (nb_loops_around_loop_in_scop, nb_loop
15833 ref_nb_loops): Moved here...
15834 * graphite.h (ref_nb_loops): ... from here.
15835 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
15836 (loop_domain_dim, loop_iteration_vector_dim): Remove.
15837 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
15838 * testsuite/gcc.dg/graphite/scop-19.c: New
15840 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
15841 Hans-Peter Nilsson <hp@axis.com>
15843 PR rtl-optimization/37889
15844 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
15845 Move offset handling from PLUS to before the switch. Use new
15846 arguments when considering SYMBOL_REFs too.
15847 (rtx_addr_can_trap_p): Pass dummy offset and size.
15848 (enum may_trap_p_flags): Remove.
15849 (may_trap_p_1): Pass size from MEM_SIZE.
15851 PR rtl-optimization/38921
15852 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
15853 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
15854 * rtlanal.c (may_trap_after_code_motion_p): Delete.
15855 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
15857 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
15859 AVX Programming Reference (January, 2009)
15860 * config/i386/sse.md (*vpclmulqdq): New.
15862 2009-02-04 Jakub Jelinek <jakub@redhat.com>
15864 PR tree-optimization/38977
15865 PR gcov-profile/38292
15866 * calls.c (special_function_p): Disregard __builtin_ prefix.
15868 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
15870 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
15871 non-indexable addresses even before reload.
15873 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15876 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
15877 as having variable size. Do not give an error for unnamed
15878 parameters with [*] declarators. Give a warning for type names
15879 with [*] declarators and mark them as variable size.
15880 * c-parser.c (c_parser_sizeof_expression): Do not give an error
15881 for sizeof applied to [*] type names.
15883 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15886 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
15888 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15890 * gcc.c (process_command): Update copyright notice dates.
15891 * gcov.c (print_version): Likewise.
15892 * gcov-dump.c (print_version): Likewise.
15893 * mips-tfile.c (main): Likewise.
15894 * mips-tdump.c (main): Likewise.
15896 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15899 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
15900 for composite type involving a zero-length array type.
15902 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15905 * function.c (match_asm_constraints_1): Skip over
15906 initial optional % in the constraint.
15908 PR inline-asm/39059
15909 * c-parser.c (c_parser_postfix_expression): If fixed point is not
15910 supported, don't accept FIXED_CSTs.
15911 * c-decl.c (finish_declspecs): Error if fixed point is not supported
15912 and _Sat is used without _Fract/_Accum. Set specs->type to
15913 integer_type_node for cts_fract/cts_accum if fixed point is not
15916 2009-02-02 Catherine Moore <clm@codesourcery.com>
15918 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
15920 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
15922 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15923 (ABI_HAS_64BIT_SYMBOLS): Use it.
15924 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15926 2009-02-02 Paul Brook <paul@codesourcery.com>
15928 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15930 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15932 PR inline-asm/39058
15933 * recog.h (asm_operand_ok): Add constraints argument.
15934 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15935 recurse on matching constraint.
15936 (check_asm_operands): Pass constraints as 3rd argument to
15937 asm_operand_ok. Don't look up matching constraint here.
15938 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15941 2009-02-02 Ben Elliston <bje@au.ibm.com>
15943 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15944 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15946 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15948 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15949 information. Remove some obsolete information. Reorganize.
15951 * config/pa/fptr.c: Revert license to GPL 2.
15952 * config/pa/milli64.S: Likewise.
15954 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15957 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15958 LIBRARY name in, instead of hard-coding it.
15959 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15960 extra target make frag to tmake_files according to EH model.
15961 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15962 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15963 frags that define makefile variable EH_MODEL appropriately.
15964 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15965 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15966 to "-sjlj" according to type of EH configured.
15967 (LIBGCC_SONAME): Concatenate it to shared library base name.
15968 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15969 to "_sjlj" according to type of EH configured.
15970 (LIBGCC_SONAME): Concatenate it to shared library base name.
15971 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15972 (SHLIB_LINK): Add missing semicolon to if-else construct.
15973 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15974 string value of "pe_dll" command-line option.
15975 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15976 (SHLIB_SONAME): Use it when overriding t-cygming default.
15977 (SHLIB_IMPLIB): Override t-cygming default.
15978 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15979 string value of "pe_dll" command-line option.
15981 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15984 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15985 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15987 2009-01-31 Richard Guenther <rguenther@suse.de>
15989 PR tree-optimization/38937
15990 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15991 computing the transitive closure.
15993 2009-01-30 Richard Guenther <rguenther@suse.de>
15995 PR tree-optimization/39041
15996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15997 Propagate variable indices only if the types match for this stmt.
15999 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16002 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16003 inline but never defined.
16005 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16007 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16008 (*insv_h_di_reg_extimm): New insn.
16009 (*insv_l<mode>_reg_extimm): New insn.
16011 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16013 * config/picochip/picochip.c (flag_conserve_stack): set
16014 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16015 fconserve-stack. Reduce call-overhead used by inliner.
16017 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16020 * common.opt (flag_conserve_stack): Initialised to zero.
16022 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16025 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16026 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16029 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16031 * ira-color.c (allocno_reload_assign): Update comments.
16032 * regmove.c (regmove_optimize): Likewise.
16036 2009-01-29 Robert Millan <rmh@aybabtu.com>
16038 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16039 * config/i386/kopensolaris-gnu.h: New file. Undefine
16040 `MD_UNWIND_SUPPORT'.
16041 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16043 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16045 PR tree-optimization/39007
16046 * tree-loop-distribution.c (generate_builtin): Use
16047 recompute_dominator to compute the immediate dominator of the
16048 basic block just after the loop.
16050 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16052 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16053 (ASM_OUTPUT_DWARF_PCREL): Define.
16055 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16057 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16058 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16059 global. Modify entries about regmove and IRA.
16061 * ra-conflict.c: Remove the file.
16063 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16065 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16066 (pass_regclass_init): Rename to pass_reginfo_init.
16068 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16070 * toplev.h (flag_ira): Remove.
16072 * caller-save.c (setup_save_areas): Remove flag_ira.
16074 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16076 * global.c: Remove the file.
16078 * opts.c (decode_options): Remove flag_ira.
16080 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16082 * regmove.c: Modify file description.
16083 (find_use_as_address, try_auto_increment): Define them only if
16084 AUTO_INC_DEC is defined.
16085 (replacement_quality, replace_in_call_usage, fixup_match_1,
16086 stable_and_no_regs_but_for_p): Remove.
16087 (reg_set_in_bb): Make it static.
16088 (regmove_optimize): Remove flag_ira and code which worked for
16091 * local-alloc.c: Remove the file.
16093 * common.opt (fira): Remove.
16095 * ira.c: Include except.h.
16096 (eliminable_regset): Move from global.c.
16097 (mark_elimination): Ditto. Remove flag_ira.
16098 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16099 equiv_mem_modified, validate_equiv_mem_from_store,
16100 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16101 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16102 no_equiv, recorded_label_ref): Move from local-alloc.c.
16103 (update_equiv_regs): Ditto. Make it static.
16104 (print_insn_chain, print_insn_chains): Move it from global.c.
16105 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16106 (build_insn_chain): Ditto. Make it static.
16107 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16108 Rename to init_live_subregs.
16109 (gate_ira): Remove flag_ira.
16111 * regclass.c: Rename reginfo.c. Change file description.
16112 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16113 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16114 (init_reg_sets_1): Remove code for evaluation of
16115 reg_class_superclasses and losing_caller_save_reg_set.
16116 (init_regs): Remove init_reg_autoinc.
16117 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16118 ok_for_base_p_nonstrict): Remove.
16119 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16120 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16121 corresponding entries.
16122 (dump_regclass, record_operand_costs, scan_one_insn,
16123 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16124 record_address_regs, auto_inc_dec_reg_p): Remove.
16125 (gt-regclass.h): Rename to gt-reginfo.h.
16127 * rtl.h (dump_global_regs, retry_global_alloc,
16128 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16130 * Makefile.in (RA_H): Remove.
16131 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16132 Rename regclass.o to reginfo.o.
16133 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16135 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16136 (GTFILES): Rename regclass.c to reginfo.c.
16138 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16139 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16141 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16142 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16144 (finish_spills): Ditto. Remove code for !flag_ira.
16146 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16148 PR middle-end/35854
16149 * doc/invoke.texi (rtl debug options): Complete rewrite.
16150 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16152 * mode-switching.c (pass_mode_switching): Rename pass from
16153 "mode-sw" to "mode_sw".
16154 * except.c (pass_convert_to_eh_ranges): Rename pass from
16155 "eh-ranges" to "eh_ranges".
16156 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16160 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16161 Alexander Monakov <amonakov@ispras.ru>
16163 PR middle-end/38857
16164 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16166 (move_exprs_to_boundary): Change return type and pass through
16167 should_move from move_op. Relax assert. Update usage ...
16168 (schedule_expr_on_boundary): ... here. Use should_move instead of
16170 (move_op_orig_expr_found): Indicate that insn was disconnected from
16172 (code_motion_process_successors): Do not call after_merge_succs
16173 callback if original expression was not found when traversing any of
16175 (code_motion_path_driver): Change return type. Update prototype.
16176 (move_op): Update comment. Add a new parameter (should_move). Update
16177 prototype. Set *should_move based on indication provided by
16178 move_op_orig_expr_found.
16180 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16182 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16183 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16184 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16185 * config/rs6000/rs6000.c (rs6000_override_options): Default
16186 avoid-indexed-addresses on for Power6, off for everything else.
16187 (avoiding_indexed_address_p): New function.
16188 (rs6000_legitimize_address): Use it.
16189 (rs6000_legitimate_address): Likewise.
16190 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16192 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16194 PR tree-optimization/38997
16195 * tree-loop-distribution.c (generate_memset_zero): Use
16196 POINTER_PLUS_EXPR for a pointer addition.
16198 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16200 * config/s390/s390.md (bswap<mode>2): New pattern added.
16202 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16204 * config/s390/s390.md (*tls_load_31): Added type attribute.
16206 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16208 * config/s390/s390.md: Fix a few comments.
16210 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16212 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16213 (*tm<mode>_full): Fixed z10prop attribute.
16214 (*tst<mode>_extimm): Fixed z10prop attribute.
16215 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16216 (*tstqiCCT_cconly): Fixed z10prop attribute.
16217 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16218 (*movsi_larl): Fixed z10prop attribute.
16219 (*movsi_zarch): Fixed z10prop attribute.
16220 (*movsi_eas): Fixed z10prop attribute.
16221 (*movhi): Fixed z10prop attribute.
16222 (*movqi): Fixed z10prop attribute.
16223 (*movstrictqi): Fixed z10prop attribute.
16224 (*mov<mode>): Fixed z10prop attribute.
16225 (*movcc): Fixed z10prop attribute.
16226 (*sethighpartdi_64): Fixed z10prop attribute.
16227 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16228 (*negdi2_sign_cc): Fixed z10prop attribute.
16229 (*negdi2_sign): Fixed z10prop attribute.
16230 (*absdi2_sign_cc): Fixed z10prop attribute.
16231 (*absdi2_sign): Fixed z10prop attribute.
16232 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16233 (*negabsdi2_sign): Fixed z10prop attribute.
16234 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16235 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16236 (doloop_si64): Fixed z10prop attribute.
16237 (doloop_si31): Fixed z10prop attribute.
16238 (doloop_long): Fixed z10prop attribute.
16239 (indirect_jump): Fixed z10prop attribute.
16240 (nop): Fixed z10prop attribute.
16241 (main_base_64): Fixed z10prop attribute.
16242 (reload_base_64): Fixed z10prop attribute.
16244 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16246 PR rtl-optimization/38740
16247 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16249 * config/mips/mips.c (mips_reorg): Likewise.
16251 2009-01-28 Richard Guenther <rguenther@suse.de>
16253 PR tree-optimization/38926
16254 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16255 with the correct value id to a value.
16256 (do_regular_insertion): Use the value number of edoubleprime
16257 for the value number of the expr.
16260 2008-08-21 Richard Guenther <rguenther@suse.de>
16262 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16263 a PHI ask VN if it is already available.
16264 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16265 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16267 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16269 PR middle-end/38934
16270 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16271 set to varying whenever max has TREE_OVERFLOW set, similarly
16272 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16274 2009-01-28 Richard Guenther <rguenther@suse.de>
16276 PR middle-end/38908
16277 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16278 uninitialized aggregate uses in call arguments.
16280 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16282 PR tree-optimization/38984
16283 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16284 the nothing_id variable if -fno-delete-null-pointer-checks.
16286 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16289 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16290 (set_got_offset_rex64): Ditto.
16292 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16295 * doc/extend.texi: Improve local variable with asm reg.
16297 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16299 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16300 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16301 was not supplied then set warn_packed_bitfield_compat to the
16302 default value of 1.
16303 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16306 2009-01-27 Richard Guenther <rguenther@suse.de>
16308 PR tree-optimization/38503
16309 * cfgexpand.c (expand_gimple_basic_block): Ignore
16310 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16311 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16312 variables that cannot have TBAA applied.
16313 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16316 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16318 PR middle-end/38969
16319 * calls.c (initialize_argument_information): Do not wrap complex
16320 arguments in SAVE_EXPR.
16322 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16324 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16325 (INSTALL_LIBGCC): Revert typo commit.
16327 2009-01-26 Richard Guenther <rguenther@suse.de>
16329 PR tree-optimization/38745
16330 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16331 from special handling.
16333 2009-01-26 Richard Guenther <rguenther@suse.de>
16335 PR tree-optimization/38745
16336 * tree-ssa.c (execute_update_addresses_taken): Do not include
16337 variables that cannot possibly be a register in not_reg_needs.
16338 Do not clear TREE_ADDRESSABLE on vars that may not become
16340 * tree-ssa.c (update_alias_info_1): Include those in the set
16341 of addressable vars.
16343 2009-01-26 Richard Guenther <rguenther@suse.de>
16345 PR middle-end/38851
16346 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16347 * tree-ssa-dse.c: Include langhooks.h
16348 (execute_simple_dse): Remove stores with zero size.
16350 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16353 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16356 2009-01-24 Julian Brown <julian@codesourcery.com>
16358 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16359 config/arm/linux-atomic.c.
16360 * config/arm/linux-atomic.c: New.
16362 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16364 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16365 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16366 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16368 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16371 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16374 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16376 PR tree-optimization/38953
16377 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16378 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16379 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16380 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16383 2009-01-24 Paul Brook <paul@codesourcery.com>
16385 * config/arm/neon.md (neon_type): Move to arm.md.
16386 (neon_mov<VSTRUCT>): Add neon_type attribute.
16387 * config/arm/arm.md (neon_type): Move to here.
16388 (conds): Add "unconditioal" and use as default for NEON insns.
16390 2009-01-24 Ben Elliston <bje@au.ibm.com>
16392 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16393 void *' warning from -Wc++-compat.
16394 * Makefile.in (dominance.o-warn): Remove.
16396 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16398 PR tree-optimization/38932
16399 * fold-const.c (fold_unary_ignore_overflow): New.
16400 * tree.h (fold_unary_ignore_overflow): Declare.
16401 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16402 * tree-ssa-sccvn.c (visit_reference_op_load,
16403 simplify_unary_expression): Likewise.
16405 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16407 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16408 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16409 regardless of their type.
16410 * c-common.c (handle_packed_attribute): Don't ignore packed on
16412 * c.opt (Wpacked-bitfield-compat): New warning option.
16413 * stor-layout.c (place_field): Warn if offset of a field changed.
16414 * doc/extend.texi (packed): Mention the ABI change.
16415 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16416 (Warning Options): Add it to the list.
16418 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16420 * c-opts.c (c_common_post_options): Fix a typo in comments.
16422 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16424 PR middle-end/38615
16425 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16426 variables to static.
16427 * doc/invoke.texi (-fmerge-all-constants): Update description.
16429 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16432 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16433 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16435 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16437 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16439 (LOCAL_ALIGNMENT): Similarly.
16441 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16442 Joseph Myers <joseph@codesourcery.com>
16444 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16445 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16446 * config/arm/arm-tune.md: Regenerate.
16447 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16450 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16452 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16453 version number to five.
16455 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16458 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16459 * c-common.c (set_underlying_type): Likewise.
16460 (is_typedef_decl ): Likewise
16462 (set_underlying_type): Likewise.
16463 (is_typedef_type): Likewise.
16465 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16467 PR middle-end/38587
16468 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16471 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16474 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16475 (LIBGCC_SPEC): Don't define.
16476 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16478 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16480 PR rtl-optimization/38879
16481 * alias.c (base_alias_check): Unaligned access via AND address can
16482 alias all surrounding object types except those with sizes equal
16483 or wider than the size of unaligned access.
16485 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16488 * c-decl.c (clone_underlying_type): Move this ...
16489 * c-common.c (set_underlying_type): ... here.
16490 Also, make sure the function properly sets TYPE_STUB_DECL() on
16491 the newly created typedef variant type.
16492 (is_typedef_decl ): New entry point.
16493 * tree.h: Added a new member member_types_needing_access_check to
16494 struct tree_decl_non_common.
16495 (set_underlying_type): New entry point.
16496 (is_typedef_type): Likewise.
16498 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16500 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16501 Check whether two instructions have memory references that
16502 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16503 are helper functions for traversing.
16504 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16505 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16506 not to draw dependency edge for instructions with non-conflicting
16509 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16512 * longlong.h: Update copyright years. Use soft-fp license notice.
16513 Sync __clz_tab declaration with glibc.
16515 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16518 * doc/extend.texi (syscall_linkage): New.
16519 (version_id): Modify.
16521 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16522 Richard Guenther <rguenther@suse.de>
16524 PR tree-optimization/38747
16525 PR tree-optimization/38748
16526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16527 conversion if the base address is an indirect reference and the
16528 aliasing sets could cause issues.
16530 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16532 * common.opt (fgraphite, fgraphite-identity): Add comment for
16533 explaining why these options are not documented.
16535 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16537 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16538 gimple_call_lhs is NULL.
16540 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16543 * emit-rtl.c (adjust_address_1): Make sure memref is never
16546 2009-01-20 Ben Elliston <bje@au.ibm.com>
16548 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16549 const qualifier from arg parameter. Remove unnecessary cast to char *.
16550 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16551 const qualifier from arg 2.
16553 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16555 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16557 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16560 * rtl.h (reinit_regs): New prototype.
16561 * regclass.c: Include ira.h.
16562 (reinit_regs): New.
16563 * Makefile.in (regclass.o): Add ira.h.
16564 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16566 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16569 * c-common.c (handle_aligned_attribute): Use
16570 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16571 default alignment value.
16573 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
16575 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
16576 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
16578 * doc/extend.texi: Update __attribute__ ((aligned)). Document
16579 __BIGGEST_ALIGNMENT__.
16581 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
16583 2009-01-18 Richard Guenther <rguenther@suse.de>
16585 PR tree-optimization/38819
16586 * tree-flow.h (operation_could_trap_helper_p): Declare.
16587 * tree-eh.c (operation_could_trap_helper_p): Export.
16588 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
16589 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
16590 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
16591 are about to insert a possibly trapping instruction and fail
16594 2009-01-18 Andreas Schwab <schwab@suse.de>
16596 * doc/install.texi (Configuration): Remove obsolete paragraph
16597 about use of --with-gnu-ld with --with-gnu-as.
16599 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
16601 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
16602 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
16603 Follow spelling conventions.
16605 2009-01-18 Ben Elliston <bje@au.ibm.com>
16607 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
16608 C++ warning about implicit conversion from void * to struct
16610 (bitmap_obstack_free): Likewise for bitmap_element *.
16611 * Makefile.in (bitmap.o-warn): Remove.
16613 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16615 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
16617 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
16618 Tobias Grosser <tobi.grosser@amd.com>
16620 * graphite.c (graphite_trans_scop_block): Do not block single
16623 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
16625 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
16626 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
16627 test with assertion.
16629 2009-01-16 Richard Guenther <rguenther@suse.de>
16631 PR tree-optimization/38835
16632 PR middle-end/36227
16633 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
16634 and INT + PTR -> (INT)(PTR p+ INT) folding.
16635 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
16637 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
16640 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
16641 the subreg from a lowpart subreg if it is also casting the value.
16643 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16644 Tobias Grosser <tobi.grosser@amd.com>
16646 * graphite.c (compare_prefix_loops): New.
16647 (build_scop_canonical_schedules): Rewritten.
16648 (graphite_transform_loops): Move build_scop_canonical_schedules
16649 after build_scop_iteration_domain.
16651 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16652 Tobias Grosser <tobi.grosser@amd.com>
16654 * graphite.c (add_conditions_to_domain): Add the loops to
16655 the dimension of the iteration domain. Do copy the domain
16656 only when it exists.
16657 (build_scop_conditions_1): Do not call add_conditions_to_domain.
16658 (add_conditions_to_constraints): New.
16659 (can_generate_code_stmt, can_generate_code): Removed.
16660 (gloog): Do not call can_generate_code.
16661 (graphite_transform_loops): Call add_conditions_to_constraints
16662 after building the iteration domain.
16664 2009-01-16 Jakub Jelinek <jakub@redhat.com>
16666 PR tree-optimization/38789
16667 * tree-ssa-threadedge.c
16668 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16669 __builtin_constant_p.
16671 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16673 * dce.c (delete_unmarked_insns): Reversed the order that insns are
16674 examined before deleting them.
16676 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
16678 * function.c (aggregate_value_p): Correctly extract the function
16679 type from CALL_EXPR_FN lookup.
16681 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16683 * config/picochip/picochip.c (picochip_override_options): Revert
16684 CFI asm flag disable commited previously.
16686 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
16687 Tobias Grosser <tobi.grosser@amd.com>
16688 Jan Sjodin <jan.sjodin@amd.com>
16690 * graphite.c (scan_tree_for_params): On substractions negate
16691 all the coefficients of the term.
16692 (clast_to_gcc_expression_red): New. Handle reduction expressions
16693 of more than two operands.
16694 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
16695 (get_vdef_before_scop): Handle also the case of default definitions.
16697 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
16699 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
16700 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
16701 Also use them when walking CALL_INSN_FUNCTION_USAGE.
16703 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
16704 Joey Ye <joey.ye@intel.com>
16706 PR middle-end/37843
16707 * cfgexpand.c (expand_stack_alignment): Don't update stack
16708 boundary nor check incoming stack boundary here.
16709 (gimple_expand_cfg): Update stack boundary and check incoming
16710 stack boundary here.
16712 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16714 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
16716 2009-01-14 Jakub Jelinek <jakub@redhat.com>
16718 PR rtl-optimization/38245
16719 * calls.c (expand_call): Add stack arguments to
16720 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16721 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
16722 in regs and partially in memory or BLKmode arguments.
16723 (emit_library_call_value_1): Add stack arguments to
16724 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16725 ACCUMULATE_OUTGOING_ARGS).
16726 * dce.c: Include tm_p.h.
16727 (find_call_stack_args): New function.
16728 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
16730 (mark_insn): Call find_call_stack_args for CALL_Ps.
16731 (prescan_insns_for_dce): Walk insns backwards in bb rather than
16732 forwards. Allocate and free arg_stores bitmap if needed, pass it
16733 down to deletable_insn_p, don't mark stores set in arg_stores
16734 bitmap, clear the bitmap at the beginning of each bb.
16735 * Makefile.in (dce.o): Depend on $(TM_P_H).
16737 2009-01-14 Michael Meissner <gnu@the-meissners.org>
16740 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
16741 to make sure the insn is a conditional test (bug 22599). Reformat a
16744 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
16746 PR middle-end/38431
16747 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
16748 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
16749 (gloog): Do not call cleanup_tree_cfg.
16750 (graphite_transform_loops): Call cleanup_tree_cfg after all
16751 scops have been code generated.
16753 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
16754 * doc/gty.texi (Invoking the garbage collector): Added new node
16755 and section documenting ggc_collect.
16757 2009-01-14 Richard Guenther <rguenther@suse.de>
16759 PR tree-optimization/38826
16760 PR middle-end/38477
16761 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
16762 initialization notes only if we actually emitted a warning.
16763 (intra_create_variable_infos): Add constraints for a result decl
16764 that is passed by hidden reference.
16765 (build_pred_graph): Mark all related variables non-direct on
16768 2009-01-14 Nick Clifton <nickc@redhat.com>
16770 * ira-conflicts.c: Include addresses.h for the definition of
16772 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
16773 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
16775 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
16778 * Makefile.in (ira-lives.o): Add except.h.
16780 * ira-lives.c: Include except.h.
16781 (process_bb_node_lives): Process can_throw_internal.
16783 2009-01-13 Jakub Jelinek <jakub@redhat.com>
16785 PR rtl-optimization/38774
16786 * combine.c (simplify_set): When undoing cc_use change, don't do
16787 PUT_CODE on the newly created comparison, but instead put back the
16790 2009-01-13 Joseph Myers <joseph@codesourcery.com>
16792 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
16793 values. Remove duplicate arm8 entry.
16795 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16797 PR tree-optimization/38786
16798 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
16799 the SSA_NAME case of expand_scalar_variables_expr.
16800 Set the type of an expression to the type of its assign statement.
16801 (expand_scalar_variables_expr): Also gather the scalar computation
16802 used to index the memory access. Do not pass loop_p.
16803 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
16804 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
16805 the gimple_stmt_iterator where it inserts new code.
16806 Do not pass loop_p.
16807 (copy_bb_and_scalar_dependences): Do not pass loop_p.
16808 (translate_clast): Update call to copy_bb_and_scalar_dependences.
16810 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16812 * graphite.h (debug_value): Removed.
16813 * graphite.c (debug_value): Removed.
16815 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16817 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
16818 ldrd/strd with two 32-bit instructions.
16820 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16822 * config/arm/arm.c (struct processors): Pass for speed down into
16823 cost helper functions.
16824 (const_ok_for_op): Handle COMPARE and inequality nodes.
16825 (arm_rtx_costs_1): Rewrite.
16826 (arm_size_rtx_costs): Update prototype.
16827 (arm_rtx_costs): Pass speed down to helper functions.
16828 (arm_slowmul_rtx_costs): Rework cost calculations.
16829 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
16830 (arm_9e_rtx_costs): Likewise.
16832 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
16834 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
16835 relocations of local symbols wider than UNITS_PER_WORD are not valid.
16836 (alpha_legitimize_address): Do not split local symbols wider than
16837 UNITS_PER_WORD into HIGH/LO_SUM parts.
16839 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
16842 * gcc.c (process_command): Replace call to execvp with calls
16843 to pex_one and exit.
16845 2009-01-03 Anatoly Sokolov <aesok@post.ru>
16848 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
16849 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
16850 variant for devices with 3-byte PC.
16851 (__tablejump_elpm__): New.
16853 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16856 * c-parser.c (c_parser_postfix_expression): Allow `->' in
16857 offsetof member-designator, handle it as `[0].'.
16859 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16861 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
16862 function when not using named sections on targets with named sections
16863 if branch distance is less than 262132.
16865 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
16867 * combine.c (combine_instructions): Recompute
16868 optimize_this_for_speed_p for each BB in the main combine loop.
16870 2009-01-12 Tomas Bily <tbily@suse.cz>
16873 * tree-loop-distribution.c (prop_phis): New function.
16874 (generate_builtin): Call prop_phis.
16875 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
16877 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16879 PR tree-optimization/38807
16880 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
16881 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
16883 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16885 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16886 subreg of op0 to the original op0.
16888 2009-01-11 Laurent GUERBY <laurent@guerby.net>
16890 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
16892 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
16895 * mips-tfile.c (parse_def): Fix parsing of def strings
16896 starting with digits.
16898 2009-01-10 Jakub Jelinek <jakub@redhat.com>
16901 * config/arm/arm.c (arm_is_long_call_p): Don't call
16902 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
16904 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
16906 * regrename.c (regrename_optimize): Fix dumping.
16907 (find_oldest_value_reg): Preserve REG_POINTER.
16908 (copy_hardreg_forward_1): Likewise.
16910 2009-01-09 Diego Novillo <dnovillo@google.com>
16912 * gimple.h (struct gimple_statement_base) <uid>: Document
16913 the restrictions on its use.
16914 (gimple_uid): Tidy.
16915 (gimple_set_uid): Tidy.
16917 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16919 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
16920 zero guard even if align_bytes != 0 and count is smaller than
16923 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16925 PR rtl-optimization/38495
16926 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16927 (add_range_and_copies_from_move_list): Print all added ranges.
16928 Add ranges to memory optimized destination.
16930 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16934 * config/i386/i386.c (override_options): Reject
16935 -mstringop-strategy=rep_8byte with -m32.
16936 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16937 to 1. Do count comparison against epilogue_size_needed at compile
16938 time even when count_exp was constant forced into register. For
16939 size_needed don't jump to epilogue, instead just avoid aligning
16940 and invoke the body algorithm. If need_zero_guard, add zero guard
16941 even if count is non-zero, but smaller than size_needed + number of
16942 bytes that could be stored for alignment.
16943 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16944 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16945 but smaller than size_needed + number of bytes that could be stored
16946 for alignment. Compare size_needed with epilogue_size_needed instead
16947 of desired_align - align, don't adjust size_needed, pass
16948 epilogue_size_needed to the epilogue expanders.
16951 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16953 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16955 * pa.c (last_address): Change to unsigned.
16956 (update_total_code_bytes): Change argument to unsigned. Don't
16957 check if insn addresses are set.
16958 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16959 addresses are not set.
16960 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16962 2009-01-09 Nick Clifton <nickc@redhat.com>
16964 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16965 DECL_DECLARED_INLINE_P.
16967 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16969 PR middle-end/38347
16970 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16971 GET_MODE (op0) in operand_subword_force calls.
16973 PR middle-end/38771
16974 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16975 fold_convert arg0 operands to TREE_TYPE (op0) first.
16977 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16979 * params.def (ira-max-conflict-table-size): Decrease default value
16982 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16984 PR tree-optimization/37031
16985 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16987 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16988 allocate it using gc instead of heap, use VEC_quick_push instead of
16990 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16991 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16992 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16993 allocated vector from heap allocated.
16994 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16995 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16996 vector only after perfect_loop_nest_depth call.
16998 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16999 Jan Sjodin <jan.sjodin@amd.com>
17001 PR tree-optimization/38559
17002 * graphite.c (debug_value, copy_constraint,
17003 swap_constraint_variables, scale_constraint_variable, ): New.
17004 (get_lower_bound, get_upper_bound): Removed.
17005 (graphite_trans_bb_strip_mine): Clean up this code that works
17006 only for constant number of iterations. Fully copy upper and
17007 lower bound constraints, not only the constant part of them.
17008 * graphite.h (debug_value): Declared.
17010 2009-01-08 Ira Rosen <irar@il.ibm.com>
17012 PR tree-optimization/37194
17013 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17014 Don't add the cost of cost model guard in prologue to scalar
17015 outside cost in case of known number of iterations.
17017 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17018 Alan Modra <amodra@bigpond.net.au>
17020 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17021 non-word-aligned REG+CONST addressing.
17023 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17026 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17027 free_after_compilation when outputting a thunk.
17028 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17029 Do not call free_after_compilation here.
17031 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17033 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17034 (ix86_valid_target_attribute_inner_p): Ditto.
17036 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17038 PR tree-optimization/38492
17039 PR tree-optimization/38498
17040 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17041 * tree-chrec.h (scev_is_linear_expression): Declared.
17042 * graphite.c (graphite_cannot_represent_loop_niter): New.
17043 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17044 (graphite_loop_normal_form): Use gcc_assert.
17045 (scan_tree_for_params): Use CASE_CONVERT.
17046 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17047 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17048 Use gcc_assert. Discard scops that contain unhandled cases.
17049 (build_scop_conditions): Return a boolean status for unhandled cases.
17050 (strip_mine_profitable_p): Print the loop number, not its depth.
17051 (is_interchange_valid): Pass the depth of the loop nest, don't
17052 recompute it wrongly.
17053 (graphite_trans_bb_block): Same.
17054 (graphite_trans_bb_block): Print tentative of loop blocking.
17055 (graphite_trans_scop_block): Do not print that the loop has been
17057 (graphite_transform_loops): Do not handle scops that contain condition
17060 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17062 AVX Programming Reference (December, 2008)
17063 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17064 (_mm256_stream_pd): Likewise.
17065 (_mm256_stream_ps): Likewise.
17067 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17068 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17069 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17070 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17071 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17072 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17073 (ix86_expand_special_args_builtin): Likewise.
17075 * config/i386/sse.md (AVXMODEDI): New.
17076 (avx_movnt<mode>): Likewise.
17077 (avx_movnt<mode>): Likewise.
17078 (<sse>_movnt<mode>): Remove AVX support.
17079 (sse2_movntv2di): Likewise.
17081 2009-01-07 Richard Guenther <rguenther@suse.de>
17083 PR middle-end/38751
17084 * fold-const.c (extract_muldiv): Remove obsolete comment.
17085 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17086 to PLUS_EXPR canonicalization for the canonicalization.
17088 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17090 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17091 hosted cross-compilers generating less efficient code.
17093 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17095 * function.h (rtl_data): Add a dbr_scheduled_p field.
17096 * reorg.c (dbr_schedule): Set it.
17097 (gate_handle_delay_slots): Check it.
17098 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17099 (mips_reorg): Check flag_delayed_branch instead of
17100 mips_base_delayed_branch.
17101 (mips_override_options): Don't set mips_base_delayed_branch
17102 or flag_delayed_branch.
17104 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17106 PR rtl-optimization/38426.
17107 * ira.c (ira): Set current_function_is_leaf earlier.
17109 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17111 PR rtl-optimization/38722
17112 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17113 too early, only set a flag and modify after last possible
17116 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17119 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17120 * real.c (decimal_single_format): Correct values of emin and emax.
17121 (decimal_double_format): Ditto.
17122 (decimal_quad_format): Ditto.
17123 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17124 computation of DECnn_MIN and DECnn_MAX for corrected values of
17125 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17126 __DECnn_MIN__, and adjust its computation for the corrected value
17129 2009-01-06 Jan Hubicka <jh@suse.cz>
17132 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17134 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17136 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17137 Add Robert Clark to the list of testers.
17139 2009-01-06 Jan Hubicka <jh@suse.cz>
17140 Kai Tietz <kai.tietz@onevision.com>
17142 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17143 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17145 2009-01-06 Jan Hubicka <jh@suse.cz>
17146 Kai Tietz <kai.tietz@onevision.com>
17148 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17150 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17151 (ix86_nsaved_regs): Count only general purpose regs.
17152 (ix86_nsaved_sseregs): New.
17153 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17154 to 16 for w64; compute padding and size of sse reg save area.
17155 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17156 general purpose regs.
17157 (ix86_emit_save_sse_regs_using_mov): New.
17158 (ix86_expand_prologue): Save SSE regs if needed.
17159 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17160 (ix86_emit_restore_sse_regs_using_mov): New.
17161 (ix86_expand_epilogue): Save SSE regs if needed.
17163 2009-01-06 Jan Hubicka <jh@suse.cz>
17164 Kai Tietz <kai.tietz@onevision.com>
17166 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17167 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17168 functions when accumulate outgoing args is off.
17170 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17173 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17174 before using pseudos_have_intersected_live_ranges_p.
17176 * ira-int.h (ira_assert): Always define.
17178 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17180 AVX Programming Reference (December, 2008)
17181 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17182 (_mm256_permute2_pd): Likewise.
17183 (_mm_permute2_ps): Likewise.
17184 (_mm256_permute2_ps): Likewise.
17185 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17186 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17188 * config/i386/i386.c (ix86_builtins): Remove
17189 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17190 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17191 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17192 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17193 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17194 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17195 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17196 __builtin_ia32_vpermil2ps256.
17197 (ix86_init_mmx_sse_builtins): Updated.
17198 (ix86_expand_args_builtin): Likewise.
17200 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17202 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17203 long absolute calls when generating PA 2.0 code.
17205 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17207 PR rtl-optimization/38583
17208 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17210 * params.def (ira-max-conflict-table-size): New.
17212 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17214 * ira.h (ira_conflicts_p): New external definition.
17216 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17217 table. Report this. Return result of building.
17218 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17219 building conflict table.
17221 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17222 (ira_color): Use ira_conflicts_p.
17224 * global.c: Include ira.h.
17225 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17228 * Makefile.in (global.o): Add ira.h.
17230 * ira-build.c (mark_all_loops_for_removal,
17231 propagate_some_info_from_allocno): New.
17232 (remove_unnecessary_allocnos): Call
17233 propagate_some_info_from_allocno.
17234 (remove_low_level_allocnos): New.
17235 (remove_unnecessary_regions): Add parameter. Call
17236 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17237 parameter to remove_unnecessary_regions.
17238 (ira_build): Remove all regions but root if the conflict table was
17239 not built. Update conflict hard regs for allocnos crossing calls.
17241 * ira.c (ira_conflicts_p): New global.
17242 (ira): Define and use ira_conflicts_p.
17244 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17245 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17246 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17248 2009-01-06 Ben Elliston <bje@au.ibm.com>
17250 * gengtype-lex.l (YY_NO_INPUT): Define.
17252 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17255 * c-common.c (handle_vector_size_attribute): Also reject
17256 BOOLEAN_TYPE types.
17258 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17260 PR tree-optimization/38492
17261 * graphite.c (rename_map_elt, debug_rename_elt,
17262 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17263 rename_map_elt_info, eq_rename_map_elts,
17264 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17265 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17266 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17267 (sese_build_livein_liveouts): New.
17268 (new_sese, free_sese): New.
17269 (new_scop): Call new_sese.
17270 (free_scop): Call free_sese.
17271 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17272 (register_old_new_names): Renamed register_old_and_new_names.
17273 (register_scop_liveout_renames, add_loop_exit_phis,
17274 insert_loop_close_phis, struct igp,
17275 default_liveout_before_guard, add_guard_exit_phis,
17276 insert_guard_phis, copy_renames): New.
17277 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17278 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17279 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17280 (scop_adjust_phis_for_liveouts): New.
17281 (gloog): Call scop_adjust_phis_for_liveouts.
17283 * graphite.h (struct sese): Documented. Added fields liveout,
17284 num_ver and livein.
17285 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17286 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17287 (struct scop): Added field liveout_renames.
17288 (SCOP_LIVEOUT_RENAMES): New.
17290 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17292 PR tree-optimization/38510
17293 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17294 (translate_clast): Call recompute_all_dominators before
17296 (gloog): Call recompute_all_dominators before graphite_verify.
17298 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17299 Jan Sjodin <jan.sjodin@amd.com>
17301 PR tree-optimization/38500
17302 * graphite.c (create_sese_edges): Call fix_loop_structure after
17305 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17307 * config.gcc: Add m32r*-*-rtems*.
17308 * config/m32r/rtems.h: New file.
17310 2009-01-05 Ben Elliston <bje@au.ibm.com>
17312 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17313 (.po.pox): Likewise.
17314 (po/gcc.pot): Likewise.
17316 2009-01-04 David S. Miller <davem@davemloft.net>
17318 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17319 (STARTING_FRAME_OFFSET): Always set to zero.
17321 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17323 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17324 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17325 fixed-point types, and vectors of the same.
17327 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17329 * config/mips/sync.md (*mb_barrier): Rename to...
17330 (*memory_barrier): ...this.
17332 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17334 * doc/extend.texi (Function Attributes): Move @cindex after @item
17335 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17336 and put in alphabetical order. Fix 'target' name and put in order.
17337 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17340 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17342 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17343 (memory_barrier): Expand as unspec instead of unspec_volatile.
17344 Remove mem:BLK from insn operands. Use Pmode scratch register.
17345 (*memory_barrier): Define as unspec instead of unspec_volatile.
17346 Use (match_dup 0) as input operand.
17348 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17349 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17350 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17351 scratch register. Remove operand 1.
17352 (*stbar): Define as unspec instead of unspec_volatile.
17353 Use (match_dup 0) as input operand, remove (const_int 8).
17354 (*membar): Define as unspec instead of unspec_volatile.
17355 Use (match_dup 0) as input operand, remove input operand 2.
17357 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17358 (memory_barrier): Expand as unspec instead of unspec_volatile.
17359 Remove mem:BLK from insn operands. Use Pmode scratch register.
17360 (*memory_barrier): Define as unspec instead of unspec_volatile.
17361 Use (match_dup 0) as input operand.
17363 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17364 Remove mem:BLK from insn operands. Use Pmode scratch register.
17365 Set volatile flag on operand 0.
17366 (*memory_barrier): New insn pattern.
17368 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17370 (*memory_barrier): Use (match_dup 0) as input operand.
17372 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17373 Remove mem:BLK from insn operands. Use Pmode scratch register.
17374 Set volatile flag on operand 0.
17375 (*mb_internal): New insn pattern.
17377 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17379 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17381 PR middle-end/38586
17382 * function.c (struct temp_slot): Move to the section of the file
17383 that deals with temp slots. Remove field 'address'.
17384 (temp_slot_address_table): New hash table of address -> temp slot.
17385 (struct temp_slot_address_entry): New struct, items for the table.
17386 (temp_slot_address_compute_hash, temp_slot_address_hash,
17387 temp_slot_address_eq, insert_temp_slot_address): Support functions
17389 (find_temp_slot_from_address): Rewrite to use the new hash table.
17390 (remove_unused_temp_slot_addresses): Remove addresses of temp
17391 slots that have been made available.
17392 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17393 worker function for remove_unused_temp_slot_addresses.
17394 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17395 Add the temp slot address to the address -> temp slot map.
17396 (update_temp_slot_address): Update via insert_temp_slot_address.
17397 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17398 (pop_temp_slots): Likewise.
17399 (init_temp_slots): Allocate the address -> temp slot map, or empty
17400 the map if it is already allocated.
17401 (prepare_function_start): Initialize temp slot processing.
17403 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17405 PR middle-end/38584
17406 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17407 Calculate the size of all stack vars assuming no packing of stack
17408 vars will happen, replacing a quadratic algorithm with a linear one.
17410 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17413 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17416 2009-01-03 Diego Novillo <dnovillo@google.com>
17418 * doc/contrib.texi: Update contributions.
17420 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17423 * builtins.c (fold_builtin_memory_op): Give up if either operand
17424 is volatile. Set srctype or desttype to non-qualified version
17428 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17429 and FUNCTION_DECLs.
17431 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17433 PR rtl-optimization/35805
17434 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17435 problem if fast dce is able to remove any instructions.
17436 * dce.c (dce_process_block): Fix dump message.
17438 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17441 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17443 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17445 PR middle-end/38690
17446 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17447 * tree-pretty-print.c (op_code_prio): New function.
17448 (op_prio): No longer static. Use op_code_prio.
17449 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17450 Use op_prio and op_code_prio to determine if () should be
17451 printed around operand(s) or not.
17453 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17454 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17455 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17456 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17457 pp_character instead of pp_string for single letter printing.
17459 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17461 * doc/extend.texi: Fix '#pragma GCC option' typo.
17463 2009-01-02 Richard Guenther <rguenther@suse.de>
17465 * doc/install.texi (--enable-checking): Mention different
17466 default for stage1.
17467 (--enable-stage1-checking): Document.
17469 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17471 PR middle-end/30142
17472 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17473 case to be an error.
17475 2009-01-02 Ben Elliston <bje@au.ibm.com>
17477 * config/fp-bit.h (pack_d): Constify argument.
17478 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17479 (isnan): Constify argument.
17481 (iszero): Likewise.
17482 (pack_d): Likewise.
17483 (_fpadd_parts): Constify return type.
17484 (_fpmul_parts): Likewise.
17485 (_fpdiv_parts): Likewise.
17487 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17490 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17491 warn about overwriting initializer with side-effects or
17492 -Woverride-init if !IMPLICIT.
17493 (output_init_element): Likewise. Pass IMPLICIT down to
17495 (process_init_element): Add IMPLICIT argument. Pass it down
17496 to output_init_element.
17497 (push_init_element, pop_init_level, set_designator): Adjust
17498 process_init_element callers.
17499 (set_nonincremental_init, set_nonincremental_init_from_string):
17500 Adjust add_pending_init callers.
17501 (output_pending_init_elements): Adjust output_init_element callers.
17502 * c-tree.h (process_init_element): Adjust prototype.
17503 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17504 process_init_element callers.
17507 Copyright (C) 2009 Free Software Foundation, Inc.
17509 Copying and distribution of this file, with or without modification,
17510 are permitted in any medium without royalty provided the copyright
17511 notice and this notice are preserved.